CN118384467A - Intelligent Internet of things monitoring system and method for expressway tunnel fire-fighting equipment - Google Patents
Intelligent Internet of things monitoring system and method for expressway tunnel fire-fighting equipment Download PDFInfo
- Publication number
- CN118384467A CN118384467A CN202410512798.1A CN202410512798A CN118384467A CN 118384467 A CN118384467 A CN 118384467A CN 202410512798 A CN202410512798 A CN 202410512798A CN 118384467 A CN118384467 A CN 118384467A
- Authority
- CN
- China
- Prior art keywords
- things
- fire
- intelligent
- internet
- monitoring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000012544 monitoring process Methods 0.000 title claims abstract description 112
- 238000000034 method Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 126
- 230000002159 abnormal effect Effects 0.000 claims abstract description 32
- 239000007788 liquid Substances 0.000 claims abstract description 25
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 9
- 238000013475 authorization Methods 0.000 claims description 18
- 230000008439 repair process Effects 0.000 claims description 15
- 238000004891 communication Methods 0.000 claims description 14
- 238000005516 engineering process Methods 0.000 claims description 12
- 230000000007 visual effect Effects 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000004364 calculation method Methods 0.000 claims description 7
- 239000006260 foam Substances 0.000 claims description 7
- 210000000697 sensory organ Anatomy 0.000 claims description 7
- 238000004458 analytical method Methods 0.000 claims description 6
- 238000012790 confirmation Methods 0.000 claims description 6
- 230000005856 abnormality Effects 0.000 claims description 4
- 238000007654 immersion Methods 0.000 claims description 4
- 230000002457 bidirectional effect Effects 0.000 claims description 3
- 238000007689 inspection Methods 0.000 abstract description 18
- 230000006870 function Effects 0.000 description 9
- 238000006073 displacement reaction Methods 0.000 description 6
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 230000006855 networking Effects 0.000 description 4
- QVFWZNCVPCJQOP-UHFFFAOYSA-N chloralodol Chemical compound CC(O)(C)CC(C)OC(O)C(Cl)(Cl)Cl QVFWZNCVPCJQOP-UHFFFAOYSA-N 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 206010000369 Accident Diseases 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 206010021143 Hypoxia Diseases 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000007954 hypoxia Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/50—Testing or indicating devices for determining the state of readiness of the equipment
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/22—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks comprising specially adapted graphical user interfaces [GUI]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Health & Medical Sciences (AREA)
- Emergency Management (AREA)
- Business, Economics & Management (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Public Health (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Computing Systems (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Alarm Systems (AREA)
Abstract
The invention provides an intelligent Internet of things monitoring system and method for expressway tunnel fire-fighting equipment, wherein a platform server is connected with Internet of things equipment through an intelligent Internet of things gateway; the internet of things device comprises a fire fighting water intelligent sensing device, a fire extinguisher intelligent sensing device and a water pump intelligent sensing device; the platform server collects and integrates fire hydrant box access control, fire extinguisher box access control, fire pipe water pressure, fire extinguisher pressure and movement, water film formation liquid level state data through the intelligent internet of things gateway, the fire extinguisher intelligent sensing device and the water pump intelligent sensing device, and alarms if abnormal, so that monitoring and management of tunnel fire-fighting equipment are realized. The invention can monitor the current situation of the tunnel fire-fighting equipment in real time, collect and integrate the fire-fighting equipment state data, and can rapidly and pointedly treat the fire-fighting equipment after finding faults or abnormal events, thereby reducing the frequency of inspection in the tunnel and guaranteeing the life safety of personnel to a great extent.
Description
Technical Field
The invention belongs to the technical field of fire-fighting equipment management, and particularly relates to an intelligent Internet of things monitoring system and method for expressway tunnel fire-fighting equipment.
Background
Along with the continuous development of expressway construction, the construction of highway tunnels is more and more, and the more important is the fire safety management of the tunnels. The highway tunnel structure is more closed, the space is narrow and small, and the brightness, ventilation and climate environment in the tunnel are poor. Therefore, once a fire accident occurs in a tunnel operated by a train, the tunnel is easy to be blocked, people and vehicles in the tunnel face difficult evacuation, and rescue measures are not convenient to take in time; along with the continuous fire accident, the burning and the generated high temperature or explosion phenomena in the tunnel are easy to cause serious accidents such as hypoxia, poisoning or object impact on site personnel. In order to further strengthen the fire safety management of the tunnel, the system can give an alarm in time after faults, equipment movement and other anomalies are found, and has an important effect on the inspection efficiency of the tunnel fire-fighting facilities.
Disclosure of Invention
The invention provides an intelligent internet of things monitoring system of expressway tunnel fire equipment, which is improved in that the system is connected with internet of things equipment through an intelligent internet of things gateway by a platform server;
the internet of things device comprises a fire water intelligent sensing device, a fire extinguisher intelligent sensing device and a water pump intelligent sensing device;
The platform server collects and integrates fire hydrant box access control, fire extinguisher box access control, fire pipe water pressure, fire extinguisher pressure and moving, water film formation liquid level state data through the intelligent internet of things gateway, the fire extinguisher intelligent sensing device and the water pump intelligent sensing device, and alarms if abnormal, so that monitoring and management of tunnel fire-fighting equipment are realized.
Further, the intelligent fire-fighting pipe sensing device comprises a fire-fighting water pipe and an intelligent fire-fighting water pipe pressure sensor; the intelligent pressure sensor of the fire water pipe is used for monitoring the water pressure of the fire water pipe in real time;
The intelligent sensing device of the fire extinguisher comprises a fire extinguisher box and an intelligent sensor of the fire extinguisher box; the intelligent sensor of the fire extinguisher box is used for monitoring the pressure of the fire extinguisher in the fire extinguisher box, the foam liquid level of the water film and the entrance guard;
The intelligent water pump sensing device comprises a water pump room and a water pump room water sensor; the water pump room water logging sensor is used for monitoring whether water leakage or water logging phenomenon exists in the water pump room.
Furthermore, the platform server is a software and hardware integrated platform server, and can remotely check the current tunnel fire-fighting equipment condition on line in real time, so that automatic state acquisition, visual display and automatic alarm pushing are realized.
Furthermore, the visual display adopts an intelligent monitoring technology to display the running state and fault alarm indexes of the internet of things equipment, including a comprehensive analysis state, a current monitoring state and a historical running state;
the automatic alarm pushing comprises automatic voice broadcasting, and abnormal alarm information of monitoring personnel is notified in real time.
Still further, the intelligent internet of things gateway further comprises a network repair device, the network repair device comprises
The network repair standby module is used for performing communication connection on the intelligent Internet of things gateway by adopting a main line and an auxiliary line bidirectional line; the main circuit and the auxiliary circuit adopt different networks and are connected in a wireless communication manner through two circuits with different access authorization modes;
The network restoration execution module is used for connecting another group of standby lines in the main line and the auxiliary line when the transmission signal of the intelligent Internet of things gateway network is interrupted, and exchanging signals of the Internet of things equipment side and the intelligent Internet of things gateway side;
The network restoration judging module judges the interrupt reason of the interrupt line according to the position of the interrupt line, restarts the interrupt line, and tries network access authorization and network access configuration of the Internet of things equipment and the intelligent Internet of things gateway;
the network repair alarm module is used for storing the interrupt record into the platform server through the gateway of the intelligent Internet of things after the access configuration access authorization is successful; and when the access authorization fails, sending a line disconnection alarm to the platform server, and informing monitoring personnel of abnormal alarm information.
Further, the platform server further comprises an identity authentication device, wherein the identity authentication device carries out logic calculation on electronic signature handwriting in the signer registration information to generate a plurality of groups of signature handwriting data to carry out encryption to generate a first key, and carries out logic calculation on five sense organs in the face recognition in the signer registration information to carry out encryption to generate a second key; the second key corresponding to the first key matching in the signer registration information is identity authentication data of the same group;
When the monitoring personnel confirms the electronic signature, the platform server matches the signature handwriting with a first key similar to the signature handwriting in the platform server, and meanwhile, the platform server identifies the five sense organs of the monitoring personnel to match with a second key in the identity authentication data of the same group, and the electronic signature confirmation is completed if the two keys are successfully matched.
The invention also provides an intelligent Internet of things monitoring method for the expressway tunnel fire equipment, which is improved in that the method comprises the following steps of
(1) The platform server is connected with the Internet of things equipment through the intelligent Internet of things gateway to establish an intelligent Internet of things monitoring system;
(2) The platform server monitors the tunnel internet of things equipment;
(3) Realizing state acquisition on the Internet of things equipment, and checking the condition of the current tunnel fire-fighting equipment;
(4) The platform server visually displays the running state, the current monitoring state and the historical running state of the internet of things device;
(5) When abnormality occurs, the platform server automatically alarms and pushes abnormal alarm information;
(6) The platform server confirms the daily monitoring data.
Further, the step (2) comprises monitoring fire hydrant box access control, fire extinguisher box access control, fire pipe water pressure, fire extinguisher pressure and movement and water filming liquid level state data by the fire hydrant box access control, fire extinguisher intelligent sensing device and water pump intelligent sensing device.
Further, the step (3) comprises
(3.1) Monitoring the water pressure of the fire-fighting water pipe in real time;
(3.2) monitoring the pressure of the fire extinguisher in the fire extinguisher tank, the foam liquid level of the water forming film and the entrance guard;
and (3.3) monitoring whether water leakage or water immersion occurs in the monitoring water pump room.
Furthermore, the step (4) comprises the step of visually displaying the operation state and the fault alarm index of the internet of things equipment by adopting an intelligent monitoring technology through a platform server, wherein the visual display comprises a comprehensive analysis state, a current monitoring state and a historical operation state.
The beneficial effects are that:
The invention can monitor the current situation of tunnel fire-fighting equipment in real time, collect and integrate state data such as the fire hydrant box gate inhibition, fire extinguisher box gate inhibition, fire-fighting pipeline water pressure, fire extinguisher pressure and movement, water film formation liquid level and the like of the tunnel, and can rapidly and pertinently treat the data after faults or abnormal events are found, thereby reducing the frequency of inspection in the tunnel, reducing the probability of maintainers being exposed to the tunnel site, and greatly guaranteeing the life safety of the personnel.
The platform server can realize all functions of automatic state acquisition, visual display, automatic alarm pushing and the like, is simple in implementation and maintenance, and is stable and reliable. The invention realizes automatic repair by switching the double-circuit signals when the open circuit condition of a certain area in the tunnel is found, or can rapidly and pertinently treat the fault or abnormal event after the fault is found in an automatic positioning and fault alarming mode.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the scope of the application, as claimed.
Drawings
FIG. 1 is a schematic diagram of an intelligent Internet of things monitoring system for highway tunnel firefighting equipment according to the present invention;
FIG. 2 is a flow chart of a method for monitoring the intelligent Internet of things of expressway tunnel firefighting equipment according to the present invention;
it should be understood that the drawings are not necessarily to scale, presenting a somewhat simplified representation of various features illustrative of the basic principles of the disclosure. The particular design features of the invention as disclosed herein, including, for example, particular dimensions, orientations, locations, and shapes, will be determined in part by the particular intended application and use environment.
In the drawings, like numerals refer to the same or equivalent parts of the invention throughout the several views of the drawings.
Detailed Description
Reference will now be made in detail to various embodiments of the invention, examples of which are illustrated in the accompanying drawings and described below. While the invention will be described in conjunction with the exemplary embodiments thereof, it will be understood that the present description is not intended to limit the invention to those exemplary embodiments. On the other hand, the present invention is intended to cover not only the exemplary embodiments of the present invention, but also various alternatives, modifications, equivalents and other embodiments, which may be included within the spirit and scope of the invention as defined by the appended claims.
Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. The specific structures and functions described in the exemplary embodiments of the present invention are for illustrative purposes only. Embodiments of the inventive concept according to the present invention may be embodied in various forms and it should be understood that they should not be construed as limited to the exemplary embodiments described in the exemplary embodiments, but include all modifications, equivalents, or alternatives falling within the spirit and scope of the invention.
Throughout the specification, the terminology used herein is for the purpose of describing various exemplary embodiments only and is not intended to be limiting. It will be further understood that the terms "comprises," "comprising," "includes," "including" and the like, when used in this exemplary embodiment, specify the presence of stated features, steps, operations, or elements, but do not preclude the presence or addition of one or more other features, steps, operations, or elements.
In order to enhance the management work of fire-fighting facilities and reduce the frequency and workload of manual inspection, the invention adopts the mode of an internet of things monitoring module, a gateway and wireless transmission, and collects and integrates state data such as the fire hydrant box access control, the fire extinguisher box access control, the fire pipeline water pressure, the fire extinguisher pressure, the movement and the water film forming liquid level of a tunnel through a low-power intelligent sensor technology, a LoRa fault-tolerant wireless transmission technology and an internet of things platform technology, thereby realizing the monitoring of tunnel fire-fighting equipment.
As shown in fig. 1, the invention provides an intelligent internet of things monitoring system for expressway tunnel fire equipment, wherein a platform server is connected with internet of things equipment through an intelligent internet of things gateway;
The internet of things equipment is basic equipment of an intelligent internet of things monitoring system of expressway tunnel fire-fighting equipment, and is used for reliably and effectively collecting state data of the fire-fighting equipment, and comprises a fire-fighting water intelligent sensing device, a fire extinguisher intelligent sensing device and a water pump intelligent sensing device;
The intelligent fire-fighting pipe sensing device comprises a fire-fighting water pipe and an intelligent fire-fighting water pipe pressure sensor; the intelligent sensing device of the fire extinguisher comprises a fire extinguisher box and an intelligent sensor of the fire extinguisher box; the intelligent water pump sensing device comprises a water pump room and a water pump room water sensor;
The platform server collects and integrates fire hydrant box access control, fire extinguisher box access control, fire pipe water pressure, fire extinguisher pressure and moving, water film formation liquid level state data through the intelligent internet of things gateway, the fire extinguisher intelligent sensing device and the water pump intelligent sensing device, and alarms if abnormal, so that monitoring and management of tunnel fire-fighting equipment are realized.
Such as: monitoring access control of the hydrant box, and opening and closing alarm when the hydrant box is abnormal; monitoring fire extinguisher pressure and displacement of the fire hydrant box, and alarming faults if the fire hydrant box is abnormal; monitoring the liquid level of a water film forming box of the hydrant box, and alarming the liquid level if the liquid level is abnormal; monitoring the water pressure at the tail end of a fire pipe of the hydrant box, and giving a water pressure alarm if the water pressure is abnormal;
monitoring the fire extinguisher box for entrance guard, and alarming if abnormal; monitoring the pressure and displacement of the fire extinguisher, and alarming faults if the pressure and displacement of the fire extinguisher are abnormal;
monitoring the pressure and displacement of the fire extinguisher of the 35kg handcart, and alarming faults if the pressure and displacement are abnormal;
Among the above-mentioned technical scheme, specifically be increasing fire control water pipe intelligence pressure sensor, fire extinguisher case intelligent sensor (including fire extinguisher pressure, water film formation foam liquid level and access control) and pump house water logging sensor etc. on the basis of the original fire-fighting equipment in tunnel. The intelligent pressure sensors of the fire-fighting water pipe are arranged at the positions of the beginning end, the tail end and the middle section of the tunnel fire-fighting water pipe, close to the water valve, and are used for monitoring the water pressure of the fire-fighting water pipe in real time; the intelligent sensor of the fire extinguisher box is arranged on the fire hydrant box and the fire extinguisher box door, detects the opening and closing state of the intelligent sensor and the pressure loss alarm of part of the fire extinguisher, and monitors the pressure of the fire extinguisher in the fire extinguisher box, the foam liquid level of the water film and the entrance guard; the intelligent water sensor of the water pump room is arranged in the tunnel water pump room and is used for detecting whether water leakage or water immersion occurs or not; through monitoring pipeline water pressure or flow change, platform can automatic monitoring and according to corresponding leaking, leak the liquid position and send the warning suggestion fast when surpassing certain scope, remind the monitoring personnel to know and handle, great saving the cost of manpower discovery and confirm the trouble. Meanwhile, when the liquid level of the high-level water tank of the tunnel is monitored to be abnormal, the platform server is warned, a monitoring person is informed of the fault in time, and can conduct checking and repairing according to the pertinence of the fault point, the fact that water cannot be pumped due to the fact that the water pump is failed is found, and hidden trouble of the fault is rapidly solved through repairing and replacing.
According to the technical scheme, the platform server is a software and hardware integrated platform server, the platform server is connected with the Internet through a computer client, a corresponding website is logged in, the current tunnel fire-fighting equipment condition can be checked on line remotely in real time, automatic state acquisition, visual display and automatic alarm pushing are realized, and scientific and convenient management is realized; the platform server adopts the advantages of an edge computing technology and a computing technology, the computing power of the center is sunk to the front-end internet of things equipment, the platform server is integrated on a plurality of intelligent sensing devices and fire-fighting equipment at present in a plurality of modes, and the communication of the front-end internet of things equipment is not affected. The platform server also supports network interfaces such as RS232/RS485/EtherNet and the like.
In the technical scheme, the intelligent Internet of things gateway can be connected with various fire-fighting hosts, electric fire controllers, fire hydrants, independent smoke sensing and other third party Internet of things equipment; the intelligent Internet of things gateway can receive and process a plurality of node data in parallel, expands the system capacity, and has the advantages of low power consumption, strong anti-interference capability and long communication distance. The data collected by the Internet of things equipment is transmitted through the intelligent Internet of things gateway transmission aggregation, and the data can be reliably and effectively transmitted on the basis of not affecting the original tunnel Internet of things equipment communication system.
In the technical scheme, the visual display adopts the intelligent monitoring technology, combines the visual technology, adopts the industrial visual billboard, intuitively displays the indexes such as the running state, fault alarm and the like of the internet of things equipment, and comprises comprehensive analysis, the current monitoring state, the historical running state and the like.
The visual display shows the information such as the real-time alarm number, the current alarm list, the alarm distribution proportion chart and the like, so that a user can clearly and intuitively know the gaps such as abnormal alarms and equipment faults of the fire-fighting equipment, can configure related display contents according to the needs, and can be directly applied to large-screen display.
In the technical scheme, the automatic alarm pushing comprises automatic voice broadcasting, and abnormal alarm information of monitoring personnel is notified in real time; the automatic alarm pushing can be configured with important alarms, the non-important alarms do not carry out voice broadcasting, and the important alarms are circularly broadcasted.
In the above technical scheme, the intelligent internet of things gateway further comprises a network repairing device, and the network repairing device comprises
The network repair standby module is used for performing communication connection on the intelligent Internet of things gateway by adopting a main line and an auxiliary line bidirectional line; the main circuit and the auxiliary circuit adopt different networks and are connected in a wireless communication manner through two circuits with different access authorization modes; wherein, the main circuit and the auxiliary circuit are connected with the Internet of things equipment by only one circuit at the same time;
The network restoration execution module is used for connecting the other group of standby lines in the main line and the auxiliary line when the transmission signal of the intelligent Internet of things gateway network is interrupted, and exchanging signals of the Internet of things equipment side and the intelligent Internet of things gateway side, so that one-to-one signal exchange and one-to-many signal exchange can be realized; the mode is suitable for rapid network switching and is used for connecting a plurality of Internet of things devices in the area;
The network restoration judging module judges the reason of line interruption according to the position after the intelligent Internet of things gateway network establishes new signal connection through the network restoration executing module, and tries network access authorization and network access configuration of the Internet of things equipment and the intelligent Internet of things gateway after restarting the line of the interrupt line;
The network repair alarm module is used for storing the interruption record into the platform server through the intelligent Internet of things gateway after the network repair judgment module attempts the network access authorization of the Internet of things device and the intelligent Internet of things gateway and the network access configuration access authorization are successful, converting the line into a secondary line, converting the other line into a main line and performing signal connection; when the access authorization fails, a line disconnection alarm is sent to a platform server, monitoring personnel is notified of abnormal alarm information, and meanwhile, the line positioning position is sent to the monitoring personnel, and the monitoring personnel arranges to go to the site for rush repair;
The invention realizes automatic repair by switching the double-circuit signals when the open circuit condition of a certain area in the tunnel is found, or can rapidly and pertinently treat the fault or abnormal event after the fault is found in an automatic positioning and fault alarming mode.
According to the technical scheme, the platform server can also automatically monitor data to generate a daily inspection report, can replace a traditional manual inspection report, can print an export file, can confirm an electronic signature, and can greatly reduce the inspection workload. The platform server can inquire historical alarm and equipment fault information according to the time period of year, month and day, and classify and count system alarm and equipment fault times.
In the technical scheme, in order to ensure the safety and stability of the intelligent internet of things monitoring system of the expressway tunnel fire-fighting equipment, the platform server further comprises an identity authentication device, wherein the identity authentication device performs logic calculation in an error range on electronic signature writing in the registered information of the signer to generate a plurality of groups of signature writing data with different signature writing, encrypts the signature writing data to generate a first secret key, stores the first secret key in a database of the platform server, performs logic calculation in an error range on five sense organs in the registered information of the signer, encrypts the second secret key, and stores the second secret key in the database of the platform server; wherein, a first key in the signer registration information can only be matched with a corresponding second key to be the identity authentication data of the same group;
When the automatic monitoring data generate a daily inspection report, and the monitoring personnel carry out electronic signature confirmation, the platform server matches the signature handwriting with a first key similar to the signature handwriting in a database of the platform server, and meanwhile, the platform server identifies the five sense organs of the monitoring personnel to match with a second key in the identity authentication data of the same group, and if the two keys are matched successfully, the electronic signature confirmation is completed; if one key fails, the electronic signature verification is needed to be re-signed, and if more than five times of failures occur, an administrator is informed to verify signer information; the invention ensures the safety of automatic monitoring, ensures that the problems can be relied on, and simultaneously ensures the availability of fire-fighting facilities and realizes the safety of tunnels under the condition of no manual inspection by adopting a daily inspection report signature real-name authentication mode.
In the above technical solution, the data collector
1. The liquid level measuring sensor supporting 1-path continuous water film formation can carry out continuous measurement (4 sections) according to the communication principle through a communicating pipe led from the water film formation container;
The technical parameters are as follows:
Operating temperature: -10-85 ℃;
Operating voltage: 2.2V-5.5V;
low standby current 10uA/3V;
Low Voltage Reset (LVR) voltage 2.0V;
Low Voltage Reset (LVR) voltage 2.0V;
4S automatic calibration function;
4S detecting that no water enters a standby mode;
The water existing before power-on can be reliably detected;
the 4-point water level detection is that when the water OUT_FLAG output signal of any channel is electrified, the OPT pin selects to output high or low effectively;
peripheral components with extremely low adjustment sensitivity are externally connected with capacitors (1 nF-47 nF) through special pins;
the device has the function of resisting voltage fluctuation;
The water can be detected by using a metal probe or can be detected outside the water tank without contacting water.
2. The data acquisition device supports 1-path water pressure sensor measurement;
The technical parameters are as follows:
g1/4 threaded joint;
The gauge pressure of the line length is 250mm and is 0-10 Bar and 16bar;
outputting 0.5-3.3V;
operating voltage 5+ -0.5V;
and (3) normal-temperature comprehensive precision: 1.5% M.
3. The data acquisition device supports displacement measurement of 4-path fire extinguishers;
The technical parameters are as follows:
the appearance size is 27 mm by 14 mm by 8mm;
Action distance: 16mm + -8 mm;
switching withstand voltage: 100VD;
load current: 100mA;
and (3) switching output: normally closed;
the surface mounting type door or window is suitable for surface mounting of non-iron doors or windows.
4. The data acquisition device supports the detection and opening of the opening state of the door of the 1-path fire fighting box body;
5. the data acquisition device supports Lora/433M wireless networking operation;
6. the data acquisition device is powered by a lithium battery, has a service life of 4 years, can replace the battery, and has a low-power alarming function;
7. the data collector protects level IP67.
In the technical scheme, the intelligent internet of things gateway supports automatic access and link management of N paths of front-end data collector equipment; support state display and demonstration; the wireless communication module is supported to support a multi-channel deployment function, a plurality of channels and an access function of a large number of sub-devices; supporting the operation of Lora/433M wireless networking; supporting the external 4G and 5G modules to carry out data transmission; supporting Ethernet data transmission and accessing a high-speed service network system; protection level IP68;
The intelligent Internet of things gateway is used for ultra-long-distance spread spectrum communication, has high anti-interference performance, can reduce current consumption to the greatest extent, and solves the problem that the traditional design scheme cannot simultaneously consider distance, anti-interference and power consumption.
The method adopts the mode of the low-power-consumption internet of things, is convenient for installation, debugging and construction, collects and uses low-power-consumption equipment, can work for 5 years, and can carry out equipment inspection 24 times a day and upload equipment states; the liquid level height of the water film can be effectively monitored, and the task amount of inspection is reduced; the terminal water pressure can be effectively monitored, the normal operation of the fire water pressure is ensured, and the fire is prevented from happening; the on-site function of opening and fire extinguisher in the fire-fighting box body can be monitored in real time; meanwhile, the gateway of the Internet of things can operate in a networking mode, data are converged to a central node and are transmitted to a data center of a platform server for unified management; the platform server performs unified management on the fire fighting equipment, performs data display, and monitors and manages the fire fighting equipment.
As shown in FIG. 2, the invention also provides a method for monitoring the intelligent Internet of things of the expressway tunnel firefighting equipment, which comprises the following steps of
(1) The platform server is connected with the Internet of things equipment through the intelligent Internet of things gateway to establish an intelligent Internet of things monitoring system;
(2) The platform server monitors the tunnel internet of things equipment;
(3) Realizing state acquisition on the Internet of things equipment, and checking the condition of the current tunnel fire-fighting equipment;
(4) The platform server visually displays the running state, the current monitoring state and the historical running state of the internet of things device;
(5) When abnormality occurs, the platform server automatically alarms and pushes abnormal alarm information;
(6) The platform server confirms the daily monitoring data.
In the above technical scheme, the step (2) comprises monitoring fire hydrant box access control, fire extinguisher box access control, fire fighting pipeline water pressure, fire extinguisher pressure and movement, and water film formation liquid level state data by using the cancellation waterproof intelligent sensing device, the fire extinguisher intelligent sensing device and the water pump intelligent sensing device.
In the above technical solution, the step (3) includes
(3.1) Monitoring the water pressure of the fire-fighting water pipe in real time;
(3.2) monitoring the pressure of the fire extinguisher in the fire extinguisher tank, the foam liquid level of the water forming film and the entrance guard;
and (3.3) monitoring whether water leakage or water immersion occurs in the monitoring water pump room.
In the above technical scheme, the step (4) includes that the platform server visually displays the running state and the fault alarm index of the internet of things device by adopting an intelligent monitoring technology, and includes a comprehensive analysis state, a current monitoring state and a historical running state. The visual display shows the information such as the real-time alarm number, the current alarm list, the alarm distribution proportion chart and the like, so that a user can clearly and intuitively know the gaps such as abnormal alarms and equipment faults of the fire-fighting equipment, can configure related display contents according to the needs, and can be directly applied to large-screen display.
In the above technical scheme, the platform server automatically alarms and pushes the abnormal alarm information when the abnormality occurs in the step (5). Through monitoring pipeline water pressure or flow change, platform can automatic monitoring and according to corresponding leaking, leak the liquid position and send the warning suggestion fast when surpassing certain scope, remind the monitoring personnel to know and handle, great saving the cost of manpower discovery and confirm the trouble. Meanwhile, when the liquid level of the high-level water tank of the tunnel is monitored to be abnormal, the platform server is warned, a monitoring person is informed of the fault in time, and can conduct checking and repairing according to the pertinence of the fault point, the fact that water cannot be pumped due to the fact that the water pump is failed is found, and hidden trouble of the fault is rapidly solved through repairing and replacing.
The automatic alarm pushing comprises automatic voice broadcasting, and abnormal alarm information of monitoring personnel is notified in real time; the automatic alarm pushing can be configured with important alarms, the non-important alarms do not carry out voice broadcasting, and the important alarms are circularly broadcasted.
Wherein, intelligent thing networking gateway still includes network prosthetic devices, network prosthetic devices includes
The intelligent Internet of things gateway is in communication connection with the auxiliary line by adopting a main line and a secondary line; the main circuit and the auxiliary circuit adopt different networks and are connected in a wireless communication manner through two circuits with different access authorization modes; wherein, the main circuit and the auxiliary circuit are connected with the Internet of things equipment by only one circuit at the same time;
When the transmission signal of the intelligent Internet of things gateway network is interrupted, the other group of standby lines in the main line and the auxiliary line are adopted for connection, and signals of the Internet of things equipment side and the intelligent Internet of things gateway side are exchanged, so that one-to-one signal exchange and one-to-many signal exchange can be realized; the mode is suitable for rapid network switching and is used for connecting a plurality of Internet of things devices in the area; after the intelligent Internet of things gateway network establishes new signal connection through the network restoration execution module, judging the interrupt reason of the interrupt line according to the position of the intelligent Internet of things gateway network, and after restarting the interrupt line, trying network access authorization and network access configuration of the Internet of things equipment and the intelligent Internet of things gateway;
After the network restoration judging module attempts the network access authorization of the Internet of things equipment and the intelligent Internet of things gateway and the network access configuration access authorization succeeds, the interruption record is stored in the platform server through the intelligent Internet of things gateway, the line is converted into an auxiliary line, the other line is converted into a main line, and signal connection is carried out; when the access authorization fails, a line disconnection alarm is sent to a platform server, monitoring personnel is notified of abnormal alarm information, and meanwhile, the line positioning position is sent to the monitoring personnel, and the monitoring personnel arranges to go to the site for rush repair;
The invention realizes automatic repair by switching the double-circuit signals when the open circuit condition of a certain area in the tunnel is found, or can rapidly and pertinently treat the fault or abnormal event after the fault is found in an automatic positioning and fault alarming mode.
In the above technical scheme, the step (6) includes that the platform server automatically monitors data to generate a daily inspection report, so that the traditional manual inspection report can be replaced, the document is exported for printing, the electronic signature is confirmed, and the inspection workload can be greatly reduced. The platform server can inquire historical alarm and equipment fault information according to the time period of year, month and day, and classify and count system alarm and equipment fault times.
In order to ensure the safety and stability of the intelligent internet of things monitoring system of the expressway tunnel fire-fighting equipment, the platform server further comprises an identity authentication device, wherein the identity authentication device carries out logic calculation in an error range on electronic signature handwriting in the registered information of the signer to generate a plurality of groups of signature handwriting data with different signature handwriting, encrypts and generates a first secret key, and stores the first secret key into a platform server database; wherein, a first key in the signer registration information can only be matched with a corresponding second key to be the identity authentication data of the same group;
When the automatic monitoring data generate a daily inspection report, and the monitoring personnel carry out electronic signature confirmation, the platform server matches the signature handwriting with a first key similar to the signature handwriting in a database of the platform server, and meanwhile, the platform server identifies the five sense organs of the monitoring personnel to match with a second key in the identity authentication data of the same group, and if the two keys are matched successfully, the electronic signature confirmation is completed; if one key fails, the electronic signature verification is needed to be re-signed, and if more than five times of failures occur, an administrator is informed to verify signer information; the invention ensures the safety of automatic monitoring, ensures that the problems can be relied on, and simultaneously ensures the availability of fire-fighting facilities and realizes the safety of tunnels under the condition of no manual inspection by adopting a daily inspection report signature real-name authentication mode.
The embodiments of the application described above may be implemented in various hardware, software code or a combination of both. For example, embodiments of the present application may also represent program code executing the above-described method in a data signal processor. The application may also relate to various functions performed by a computer processor, a digital signal processor, a microprocessor, or a field programmable gate array. The processor described above may be configured in accordance with the present application to perform specific tasks by executing machine readable software code or firmware code that defines the specific methods disclosed herein. The software code or firmware code may be developed to represent different programming languages and different formats or forms. Different target platform compiled software code may also be represented. However, the different code patterns, types and languages of software code and other types of configuration code that perform tasks according to the application do not depart from the spirit and scope of the application.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to be exhaustive or to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and their practical application to enable others skilled in the art to make or utilize the invention in various exemplary embodiments and with various alternatives and modifications. It is intended that the scope of the invention be defined by the claims appended hereto and their equivalents.
It is to be understood that the above embodiments are merely illustrative of the application of the principles of the present invention, but not in limitation thereof. Various modifications and improvements may be made by those skilled in the art without departing from the spirit and substance of the invention, and are also considered to be within the scope of the invention.
Claims (10)
1. The intelligent Internet of things monitoring system for the expressway tunnel fire control equipment is characterized in that a platform server is connected with Internet of things equipment through an intelligent Internet of things gateway;
the internet of things device comprises a fire water intelligent sensing device, a fire extinguisher intelligent sensing device and a water pump intelligent sensing device;
The platform server collects and integrates fire hydrant box access control, fire extinguisher box access control, fire pipe water pressure, fire extinguisher pressure and moving, water film formation liquid level state data through the intelligent internet of things gateway, the fire extinguisher intelligent sensing device and the water pump intelligent sensing device, and alarms if abnormal, so that monitoring and management of tunnel fire-fighting equipment are realized.
2. The intelligent internet of things monitoring system of expressway tunnel firefighting equipment according to claim 1, wherein the firefighting pipe intelligent sensing device comprises a firefighting water pipe and a firefighting water pipe intelligent pressure sensor; the intelligent pressure sensor of the fire water pipe is used for monitoring the water pressure of the fire water pipe in real time;
The intelligent sensing device of the fire extinguisher comprises a fire extinguisher box and an intelligent sensor of the fire extinguisher box; the intelligent sensor of the fire extinguisher box is used for monitoring the pressure of the fire extinguisher in the fire extinguisher box, the foam liquid level of the water film and the entrance guard;
The intelligent water pump sensing device comprises a water pump room and a water pump room water sensor; the water pump room water logging sensor is used for monitoring whether water leakage or water logging phenomenon exists in the water pump room.
3. The intelligent internet of things monitoring system of the expressway tunnel fire equipment according to claim 1, wherein the platform server is a software and hardware integrated platform server, and can remotely check the condition of the current tunnel fire equipment on line in real time, so that automatic state collection, visual display and automatic alarm pushing are realized.
4. The intelligent internet of things monitoring system of the expressway tunnel firefighting equipment according to claim 3, wherein the visual display adopts an intelligent monitoring technology to display the running state and fault alarm indexes of the internet of things equipment, and the intelligent internet of things monitoring system comprises a comprehensive analysis state, a current monitoring state and a historical running state;
the automatic alarm pushing comprises automatic voice broadcasting, and abnormal alarm information of monitoring personnel is notified in real time.
5. The intelligent internet of things monitoring system of highway tunnel fire apparatus according to claim 3, wherein said intelligent internet of things gateway further comprises a network repair device comprising
The network repair standby module is used for performing communication connection on the intelligent Internet of things gateway by adopting a main line and an auxiliary line bidirectional line; the main circuit and the auxiliary circuit adopt different networks and are connected in a wireless communication manner through two circuits with different access authorization modes;
The network restoration execution module is used for connecting another group of standby lines in the main line and the auxiliary line when the transmission signal of the intelligent Internet of things gateway network is interrupted, and exchanging signals of the Internet of things equipment side and the intelligent Internet of things gateway side;
The network restoration judging module judges the interrupt reason of the interrupt line according to the position of the interrupt line, restarts the interrupt line, and tries network access authorization and network access configuration of the Internet of things equipment and the intelligent Internet of things gateway;
the network repair alarm module is used for storing the interrupt record into the platform server through the gateway of the intelligent Internet of things after the access configuration access authorization is successful; and when the access authorization fails, sending a line disconnection alarm to the platform server, and informing monitoring personnel of abnormal alarm information.
6. The intelligent internet of things monitoring system of expressway tunnel firefighting equipment according to claim 1, wherein the platform server further comprises an identity authentication device, wherein the identity authentication device performs logic calculation on electronic signature writing in signer registration information to generate a plurality of groups of signature writing data, encrypts the signature writing data to generate a first key, and performs logic calculation on five sense organs in face recognition in the signer registration information to encrypt the signature writing data to generate a second key; the second key corresponding to the first key matching in the signer registration information is identity authentication data of the same group;
When the monitoring personnel confirms the electronic signature, the platform server matches the signature handwriting with a first key similar to the signature handwriting in the platform server, and meanwhile, the platform server identifies the five sense organs of the monitoring personnel to match with a second key in the identity authentication data of the same group, and the electronic signature confirmation is completed if the two keys are successfully matched.
7. The intelligent Internet of things monitoring method for the expressway tunnel fire control equipment is characterized by comprising the following steps of
(1) The platform server is connected with the Internet of things equipment through the intelligent Internet of things gateway to establish an intelligent Internet of things monitoring system;
(2) The platform server monitors the tunnel internet of things equipment;
(3) Realizing state acquisition on the Internet of things equipment, and checking the condition of the current tunnel fire-fighting equipment;
(4) The platform server visually displays the running state, the current monitoring state and the historical running state of the internet of things device;
(5) When abnormality occurs, the platform server automatically alarms and pushes abnormal alarm information;
(6) The platform server confirms the daily monitoring data.
8. The intelligent internet of things monitoring method for expressway tunnel firefighting equipment according to claim 7, wherein step (2) comprises monitoring fire hydrant box entrance guard, fire extinguisher box entrance guard, fire pipe water pressure, fire extinguisher pressure and movement and water filming liquid level state data by using a cancellation waterproof intelligent sensing device, a fire extinguisher intelligent sensing device and a water pump intelligent sensing device.
9. The method for monitoring the internet of things of the expressway tunnel firefighting equipment according to claim 7, wherein step (3) includes
(3.1) Monitoring the water pressure of the fire-fighting water pipe in real time;
(3.2) monitoring the pressure of the fire extinguisher in the fire extinguisher tank, the foam liquid level of the water forming film and the entrance guard;
and (3.3) monitoring whether water leakage or water immersion occurs in the monitoring water pump room.
10. The method for monitoring the internet of things of the expressway tunnel firefighting equipment according to claim 7, wherein the step (4) includes the steps of visually displaying a platform server by adopting an intelligent monitoring technology, and displaying the running state and fault alarm indexes of the internet of things equipment, including a comprehensive analysis state, a current monitoring state and a historical running state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410512798.1A CN118384467A (en) | 2024-04-26 | 2024-04-26 | Intelligent Internet of things monitoring system and method for expressway tunnel fire-fighting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410512798.1A CN118384467A (en) | 2024-04-26 | 2024-04-26 | Intelligent Internet of things monitoring system and method for expressway tunnel fire-fighting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118384467A true CN118384467A (en) | 2024-07-26 |
Family
ID=91991885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410512798.1A Pending CN118384467A (en) | 2024-04-26 | 2024-04-26 | Intelligent Internet of things monitoring system and method for expressway tunnel fire-fighting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118384467A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119052057A (en) * | 2024-10-29 | 2024-11-29 | 浙江省交通运输科学研究院 | Unified access management system for traffic internet of things sensing equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105960769A (en) * | 2013-12-31 | 2016-09-21 | 英国电讯有限公司 | Operationally resilient optical network |
| CN110650048A (en) * | 2019-09-24 | 2020-01-03 | 中国人民解放军61623部队 | Intelligent digital wiring system based on IMS |
| KR102138342B1 (en) * | 2020-03-24 | 2020-07-28 | 주식회사 이엘 | IoT-based tunnel accident monitoring and facility autonomous inspection system using intelligent remote terminal device |
| CN112733645A (en) * | 2020-12-30 | 2021-04-30 | 平安科技（深圳）有限公司 | Handwritten signature verification method and device, computer equipment and storage medium |
| CN215387198U (en) * | 2021-03-22 | 2022-01-04 | 浙江省交通运输科学研究院 | Intelligent monitoring terminal for highway tunnel fire box |
| CN116011984A (en) * | 2022-12-08 | 2023-04-25 | 广东新粤交通投资有限公司 | Monitoring operation and maintenance method and device for electromechanical system of expressway |
| CN219893454U (en) * | 2023-04-19 | 2023-10-24 | 贵州新思维科技有限责任公司 | Real-time intelligent sensing system for liquid level of water tank based on Internet of things |
-
2024
- 2024-04-26 CN CN202410512798.1A patent/CN118384467A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105960769A (en) * | 2013-12-31 | 2016-09-21 | 英国电讯有限公司 | Operationally resilient optical network |
| CN110650048A (en) * | 2019-09-24 | 2020-01-03 | 中国人民解放军61623部队 | Intelligent digital wiring system based on IMS |
| KR102138342B1 (en) * | 2020-03-24 | 2020-07-28 | 주식회사 이엘 | IoT-based tunnel accident monitoring and facility autonomous inspection system using intelligent remote terminal device |
| CN112733645A (en) * | 2020-12-30 | 2021-04-30 | 平安科技（深圳）有限公司 | Handwritten signature verification method and device, computer equipment and storage medium |
| CN215387198U (en) * | 2021-03-22 | 2022-01-04 | 浙江省交通运输科学研究院 | Intelligent monitoring terminal for highway tunnel fire box |
| CN116011984A (en) * | 2022-12-08 | 2023-04-25 | 广东新粤交通投资有限公司 | Monitoring operation and maintenance method and device for electromechanical system of expressway |
| CN219893454U (en) * | 2023-04-19 | 2023-10-24 | 贵州新思维科技有限责任公司 | Real-time intelligent sensing system for liquid level of water tank based on Internet of things |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119052057A (en) * | 2024-10-29 | 2024-11-29 | 浙江省交通运输科学研究院 | Unified access management system for traffic internet of things sensing equipment |
| CN119052057B (en) * | 2024-10-29 | 2025-02-18 | 浙江省交通运输科学研究院 | Unified access management system for traffic internet of things sensing equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108815784B (en) | Fire control monitor terminal and fire control safety coefficient | |
| CN203588054U (en) | Power environment sensor monitoring system based on technology of Internet of things | |
| CN109826663A (en) | A mine disaster ventilation distributed regional linkage and intelligent control system and method | |
| CN202472377U (en) | Hidden-danger early-warning and processing system for user combustion-gas safety | |
| CN105156906A (en) | A natural gas intelligent remote monitoring management system | |
| CN202563316U (en) | Gas safety and operation remote monitoring terminal | |
| CN102140929A (en) | Mine safety production inspection system | |
| CN204423091U (en) | A kind of workover platform remote environment supervisory system | |
| CN118384467A (en) | Intelligent Internet of things monitoring system and method for expressway tunnel fire-fighting equipment | |
| CN110009877A (en) | A septic tank anti-overflow early warning monitoring device | |
| CN114623390A (en) | A system and method for on-line monitoring of gas leakage in petroleum and petrochemical pipelines | |
| CN112895900A (en) | Hydrogen energy tramcar hydrogen redundancy monitoring protection device and method | |
| CN108538015A (en) | A kind of monitoring device and method of burnt gas valve well | |
| CN112202241A (en) | Distribution network equipment state monitoring and fault judgment system | |
| CN103823414A (en) | Switch cabinet environment intelligent monitoring system based on wireless network | |
| CN119378787A (en) | A smart monitoring system for township rainwater and sewage pipe networks | |
| CN114741431B (en) | Data transmission management system for urban underground integrated pipeline corridor | |
| KR101358727B1 (en) | System for managing underground facilities | |
| CN102606889A (en) | Gas valve pit leakage monitoring terminal | |
| CN113820968A (en) | Intelligent fire-fighting Internet of things remote monitoring system | |
| CN201449436U (en) | Fault Diagnosis and Location System of Grounding Grid in Electric Power System | |
| CN118334802A (en) | A voice warning broadcast method and system applied to hydropower plants | |
| CN203660665U (en) | Equipment running state real-time monitoring system for electric power switching station | |
| CN113447755A (en) | Method and system for positioning distribution line fault | |
| CN101571566A (en) | System for diagnosing and positioning ground grid faults of electric system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |