CN109490471A - A kind of volatile organic matter on-line monitoring equipment - Google Patents
A kind of volatile organic matter on-line monitoring equipment Download PDFInfo
- Publication number
- CN109490471A CN109490471A CN201811327274.6A CN201811327274A CN109490471A CN 109490471 A CN109490471 A CN 109490471A CN 201811327274 A CN201811327274 A CN 201811327274A CN 109490471 A CN109490471 A CN 109490471A
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- Prior art keywords
- cabinet body
- detector
- volatile organic
- organic matter
- processor
- 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.)
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 49
- 239000005416 organic matter Substances 0.000 title claims abstract description 20
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 40
- 238000005070 sampling Methods 0.000 claims abstract description 33
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 21
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 10
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 10
- 238000012546 transfer Methods 0.000 claims abstract description 8
- 238000001514 detection method Methods 0.000 claims abstract description 4
- 239000000523 sample Substances 0.000 claims description 28
- 238000010438 heat treatment Methods 0.000 claims description 15
- 238000012423 maintenance Methods 0.000 claims description 10
- 238000005192 partition Methods 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims 1
- 238000012946 outsourcing Methods 0.000 claims 1
- 238000004817 gas chromatography Methods 0.000 abstract description 4
- 238000004458 analytical method Methods 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 23
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- 239000003546 flue gas Substances 0.000 description 5
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000012855 volatile organic compound Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 description 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 239000012491 analyte Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001555 benzenes Chemical class 0.000 description 1
- 210000000133 brain stem Anatomy 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000003694 hair properties Effects 0.000 description 1
- 239000000976 ink Substances 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 210000000653 nervous system Anatomy 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
- G01N33/0047—Organic compounds
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Combustion & Propulsion (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Computer Networks & Wireless Communication (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of volatile organic matter on-line monitoring equipments, including rectangular cabinet body, monitoring system, sampling apparatus and output system, the monitoring system is placed in the cabinet body, the cabinet body is connected by the sampling apparatus and sampled point, the output system and monitoring system are electrically connected, the monitoring system includes processor and gas analyzing apparatus, and the gas analyzing apparatus includes the methane detector being electrically connected with processor, non-methane total hydrocarbons detector, benzene homologues detector, C2-C5 low-carbon VOCS detector, C6-C12 high-carbon VOCS detector.By combining gas analyzing apparatus and processor, it can be automatically performed the detection to gas chromatography simultaneously, improve monitoring efficiency；Simultaneously monitoring data are presented to by monitoring personnel by the display panel module of setting, key module in real time, and control centre's analysis processing is transferred data to by wireless data transfer module.Present invention application volatile organic matter monitors field.
Description
Technical field
The present invention relates to volatile organic matters to monitor field, sets more particularly to a kind of volatile organic matter on-line monitoring
It is standby.
Background technique
Volatile organic compounds is often referred to organic compound readily volatilized at normal temperature.It is more typical have benzene, toluene,
Dimethylbenzene, ethylbenzene, styrene, first wake up, carbohydrate, the ketones and alcohols of 6-16 carbon etc., these compounds are with easily waving
The features such as hair and oleophylic, it is widely used in footwear, toy, paint and ink, adhesive, cosmetics, interior and automobile decoration
The industrial circles such as material.Volatile organic compounds reacts under the action of positive light and heat with nitrogen oxide, generated smelly
Oxygen is one of Air Pollutant Discharge.Volatile organic compounds has tremendous influence to human health, can injure liver, the kidney of people
Dirty, brain and nervous system causes the serious consequences such as failure of memory, in some instances it may even be possible to carcinogenic.
In order to safeguard a good ecological environment, it usually needs by the flue gas of plant emissions before being discharged into atmosphere
It is handled, this just needs to detect the flue gas content of plant emissions.In the prior art, it is monitored to flue gas content
When, usually manually detect the content of every kind of gas componant one by one using various gas sensors, and sensor is shown
Data are recorded, so that staff analyzes flue gas content, but above-mentioned monitoring method is needed by manually carrying out
It takes a significant amount of time, monitoring efficiency is low.
Summary of the invention
That the purpose of the present invention is to provide a kind of structures is simple, monitoring efficiency is high, can be automatically performed and wave flue gas monitoring
Hair property organic matter on-line monitoring equipment.
The technical scheme adopted by the invention is that a kind of volatile organic matter on-line monitoring equipment, including cabinet body, monitoring system
System, sampling apparatus and output system, the monitoring system are placed in the cabinet body, the cabinet body by the sampling apparatus and
Sampled point connects, and the output system and monitoring system are electrically connected；
The cabinet body is equipped with the cabinet door of rotation connection, and level is equipped with multilayer insulating panel in the cabinet body, is all provided on every layer of partition
There is air channel；
The monitoring system includes processor and gas analyzing apparatus, and the gas analyzing apparatus includes electric with processor
Property connection methane detector, non-methane total hydrocarbons detector, benzene homologues detector, C2-C5 low-carbon VOCS detector, C6-C12 high
Carbon VOCS detector, the processor, methane detector, non-methane total hydrocarbons detector, benzene homologues detector, C2-C5 low-carbon
VOCS detector, C6-C12 high-carbon VOCS detector are respectively fixedly connected on each partition；
The output system includes display panel module, key module, wireless data transfer module, the display panel module and
Key module is arranged at the back side of cabinet door, and the key module is in the lower section of the display panel module, the display panel module
It is electrically connected with processor with key module, wireless data transfer module.
It advanced optimizes, the sampling apparatus includes shell, sampling probe, air inlet pipe, filter, is equipped in the shell
Shell chamber, the shell is intracavitary to be equipped with the separation baffles that shell chamber is separated into sampling probe room and filter chamber, the sampling probe position
In sampling probe room, the filter is located at the filter chamber；
One end of the air inlet pipe communicates after passing through shell with filter chamber, and the other end and sampled point communicate, the sampling
The air inlet of probe is communicated with the gas outlet of filter, and the sampling probe gas outlet is communicated by siphunculus with cabinet body, described logical
Pipe is equipped with the first solenoid valve, and first solenoid valve and processor are electrically connected.
It advanced optimizes, the siphunculus is coated with the first insulating layer.
It advanced optimizes, the shell is equipped with maintenance door, the tail end of the maintenance door face filter, the maintenance door
It is connect with casing bolts.
It advanced optimizes, the monitoring system further includes warning device, and the warning device and processor are electrically connected, institute
Stating warning device includes signal lamp and loudspeaker.
It advanced optimizes, the filter chamber is equipped with heating module, and the heating module includes heating unit, temperature sensing
Device, several heating units are located at around filter, and the heating unit and temperature sensor are electrically connected with processor.
It advanced optimizes, the outside of the shell is coated with the second insulating layer.
It advanced optimizes, the lower part of the cabinet body is equipped with running gear, and the running gear includes being arranged under cabinet body
The traveling wheel of portion's four corners.
It advanced optimizes, the side of the cabinet body is equipped with dismountable exhaust pipe, and the exhaust pipe is equipped with the second electromagnetism
Valve, the second solenoid valve and processor are electrically connected, and the gas outlet of the exhaust pipe connects with emission-control equipment.
It advanced optimizing, the top of the cabinet body is equipped at least one and withholds with for hanging cabinet body, and the two of the cabinet body
Side is equipped with cabinet body handrail.
Beneficial effects of the present invention: by by methane detector, non-methane total hydrocarbons detector, benzene homologues detector, C2-C5
Low-carbon VOCS detector, C6-C12 high-carbon VOCS detector and processor combine, and can be automatically performed simultaneously has to a variety of
The detection of machine object, improves monitoring efficiency；Monitoring data are presented to prison in real time by the display panel module of setting, key module
Survey personnel, and control centre's analysis processing is transferred data to by wireless data transfer module.
Detailed description of the invention
The present invention is further described with embodiment with reference to the accompanying drawing.
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the structural schematic diagram of sampling apparatus；
Fig. 3 is the structural schematic diagram of monitoring system.
Specific embodiment
A kind of volatile organic matter on-line monitoring equipment as shown in Figure 1, Figure 3, including cabinet body 1, monitoring system, sampling cartridge
Set 5 and output system, monitoring system is placed in cabinet body 1, and cabinet body 1 is connected by sampling apparatus 5 and sampled point, output system and
Monitoring system is electrically connected；
Cabinet body 1 is equipped with the cabinet door 11 of rotation connection, and level is equipped with multilayer insulating panel 12 in cabinet body 1, is all provided on every layer of partition 12
There is air channel 121；
Monitoring system includes processor 2 and gas analyzing apparatus, and gas analyzing apparatus includes being electrically connected with processor
Methane detector 31, non-methane total hydrocarbons detector 32, benzene homologues detector 33, C2-C5 low-carbon VOCS detector 34, C6-C12
High-carbon VOCS detector 35, processor 2, methane detector 31, non-methane total hydrocarbons detector 32, benzene homologues detector 33, C2-C5
Low-carbon VOCS detector 34, C6-C12 high-carbon VOCS detector 35 are respectively fixedly connected on each partition；
Methane detector 31, non-methane total hydrocarbons detector 32 select methane/non-methane total hydrocarbons on-line gas chromatography, benzene series
Analyte detection device 33 selects benzene homologues on-line gas chromatography, and C2-C5 low-carbon VOCS detector selects the online gas of C2-C5 low-carbon VOCS
Chromatography, C6-C12 high-carbon VOCS detector 35 select C6-C12 high-carbon VOCS on-line gas chromatography.
Output system includes display panel module 41, key module 42, wireless data transfer module 43,41 He of display panel module
Key module 42 is arranged at the back side of cabinet door 11, and key module 42 is pressed in the lower section of display panel module 41, display panel module 41
Key module 42, wireless data transfer module 43 are electrically connected with processor 2.
Collected gas sample is sent into cabinet body 1 by sampling apparatus 5, and each detector in cabinet body 1 analyzes gas sample,
Then analysis the data obtained is shown in display panel module 41.Staff can operate equipment by key module.
As shown in Fig. 2, sampling apparatus 5 includes shell 51, sampling probe 52, air inlet pipe 53, filter 54, set in shell 51
There is shell chamber, shell is intracavitary to be equipped with the separation baffles that shell chamber is separated into sampling probe room 511 and filter chamber 512, sampling probe 52
Positioned at sampling probe room 511, filter 54 is located at filter chamber 512；
One end of air inlet pipe 53 communicates after passing through shell 51 with filter chamber 512, and the other end and sampled point communicate, and sampling is visited
First 52 air inlet is communicated with the gas outlet of filter 54, and 52 gas outlet of sampling probe is communicated by siphunculus 55 with cabinet body 1, siphunculus
55 are equipped with the first solenoid valve 551, and the first solenoid valve 551 and processor 2 are electrically connected.
When starting sampling, processor opens the first solenoid valve 551, and gas sample enters filter chamber 512 by air inlet pipe 53,
Gas sample is gone out the fixation particle in gas sample by filter 54, is sampled by sampling probe 52, is then entered by siphunculus 55 afterwards
Cabinet body 1.
It is coated with the first insulating layer 552 in siphunculus 55, testing number can be influenced to avoid liquefying after gas sample heat loss
According to.
Maintenance door 56, the tail end of 56 face filter 54 of maintenance door, maintenance door 56 and 51 spiral shell of shell are equipped on shell 51
It tethers and connects.When regularly replacing filter 54, between open maintenance door, by filter 54 take out, replacement.
Monitoring system further includes warning device 6, and warning device and processor 2 are electrically connected, and warning device 6 includes signal lamp
And loudspeaker.When having detected that abnormal data makes, sounded an alarm by signal lamp and loudspeaker.
Filter chamber 512 is equipped with heating module, and heating module includes heating unit 571, temperature sensor 572, Ruo Ganjia
Hot cell 571 is located at around filter 54, and heating unit 571 and temperature sensor 572 are electrically connected with processor.Work as temperature
When sensor 572 detects that the gas sample temperature of filter chamber 512 is too low, starting heating unit 571 heats gas sample, avoids organic
Thing liquidization influences monitoring data.The second insulating layer 513 is coated in the outside of shell 51 simultaneously.
The side of cabinet body 1 is equipped with dismountable exhaust pipe 14, and exhaust pipe is equipped with second solenoid valve 141, second solenoid valve
141 are electrically connected with processor 2, and the gas outlet of exhaust pipe 14 connects with emission-control equipment.After gas sample has been analyzed, processor
2 open second solenoid valve 141, and gas sample is discharged into emission-control equipment by exhaust pipe 14.
It is equipped with running gear in the lower part of cabinet body 1, running gear includes the walking that the lower part four corners of cabinet body 1 are arranged in
Wheel 13, it is convenient to carry volatile organic matter on-line monitoring equipment.
At least one is equipped at the top of cabinet body 1 and withholds 15, is conveniently hung in transhipment volatile organic matter on-line monitoring equipment
Vehicle is allocated and transported to transloading equipment, and the two sides of the cabinet body 1 are equipped with cabinet body handrail 16.
Certainly, the invention is not limited to above embodiment, those skilled in the art are without prejudice to the present invention
Equivalent deformation or replacement can be also made under the premise of spirit, these equivalent variation or replacement are all contained in the claim of this application
In limited range.
Claims (10)
1. a kind of volatile organic matter on-line monitoring equipment, it is characterised in that: including cabinet body (1), monitoring system, sampling apparatus
(5) it is placed in the cabinet body (1) with output system, the monitoring system, the cabinet body (1) passes through the sampling apparatus (5)
Connect with sampled point, the output system and monitoring system are electrically connected；
The cabinet body (1) is equipped with the cabinet door (11) of rotation connection, and level is equipped with multilayer insulating panel (12) in the cabinet body (1), and every layer
Air channel (121) are equipped on partition (12)；
The monitoring system includes processor (2) and gas analyzing apparatus, and the gas analyzing apparatus includes electric with processor
Property connection methane detector (31), non-methane total hydrocarbons detector (32), benzene homologues detector (33), C2-C5 low-carbon VOCS inspection
Survey device (34), C6-C12 high-carbon VOCS detector (35), the processor (2), methane detector (31), non-methane total hydrocarbons detection
Device (32), benzene homologues detector (33), C2-C5 low-carbon VOCS detector (34), C6-C12 high-carbon VOCS detector (35) are respectively
It is fixedly connected on each partition；
The output system includes display panel module (41), key module (42), wireless data transfer module (43), the display
Panel module (41) and key module (42) are arranged at the back side of cabinet door (11), and the key module (42) is in the display screen mould
The lower section of block (41), the display panel module (41), key module (42), wireless data transfer module (43) and processor
(2) it is electrically connected.
2. volatile organic matter on-line monitoring equipment according to claim 1, it is characterised in that: the sampling apparatus (5)
Including shell (51), sampling probe (52), air inlet pipe (53), filter (54), shell chamber, the shell are equipped in the shell (51)
It is intracavitary to be equipped with the separation baffles that shell chamber is separated into sampling probe room (511) and filter chamber (512), the sampling probe (52)
Positioned at sampling probe room (511), the filter (54) is located at the filter chamber (512)；
One end of the air inlet pipe (53) passes through shell (51) and communicates afterwards with filter chamber (512), and the other end and sampled point communicate,
The air inlet of the sampling probe (52) is communicated with the gas outlet of filter (54), and sampling probe (52) gas outlet passes through logical
Pipe (55) is communicated with cabinet body (1), and the siphunculus (55) is equipped with the first solenoid valve (551), first solenoid valve (551) and place
Device (2) are managed to be electrically connected.
3. volatile organic matter on-line monitoring equipment according to claim 2, it is characterised in that: siphunculus (55) outsourcing
It is covered with the first insulating layer (552).
4. volatile organic matter on-line monitoring equipment according to claim 2, it is characterised in that: set on the shell (51)
Have maintenance door (56), the tail end of maintenance door (56) the face filter (54), the maintenance door (56) and shell (51) bolt
Connection.
5. volatile organic matter on-line monitoring equipment according to any one of claims 1 to 4, it is characterised in that: described
Monitoring system further includes warning device (6), and the warning device and processor (2) are electrically connected, and the warning device (6) includes
Signal lamp and loudspeaker.
6. according to volatile organic matter on-line monitoring equipment described in claim 2 to 4 any one, it is characterised in that: described
Filter chamber (512) is equipped with heating module, and the heating module includes heating unit (571), temperature sensor (572), several
The heating unit (571) is located at around filter (54), and the heating unit (571) and temperature sensor (572) and are located
Device is managed to be electrically connected.
7. according to volatile organic matter on-line monitoring equipment described in claim 2 to 4 any one, it is characterised in that: described
The outside of shell (51) is coated with the second insulating layer (513).
8. volatile organic matter on-line monitoring equipment according to any one of claims 1 to 4, it is characterised in that: described
The side of cabinet body (1) is equipped with dismountable exhaust pipe (14), and the exhaust pipe is equipped with second solenoid valve (141), and described second
Solenoid valve (141) and processor (2) are electrically connected, and the gas outlet of the exhaust pipe (14) connects with emission-control equipment.
9. volatile organic matter on-line monitoring equipment according to any one of claims 1 to 4, it is characterised in that: described
The lower part of cabinet body (1) is equipped with running gear, and the running gear includes traveling wheel of the setting in the lower part four corners of cabinet body (1)
(13)。
10. volatile organic matter on-line monitoring equipment according to any one of claims 1 to 4, it is characterised in that: described
The top of cabinet body (1) is equipped at least one and withholds (15) so that for hanging cabinet body, the two sides of the cabinet body (1) are equipped with cabinet body handrail
(16)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811327274.6A CN109490471A (en) | 2018-11-08 | 2018-11-08 | A kind of volatile organic matter on-line monitoring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811327274.6A CN109490471A (en) | 2018-11-08 | 2018-11-08 | A kind of volatile organic matter on-line monitoring equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109490471A true CN109490471A (en) | 2019-03-19 |
Family
ID=65695545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811327274.6A Withdrawn CN109490471A (en) | 2018-11-08 | 2018-11-08 | A kind of volatile organic matter on-line monitoring equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109490471A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110412190A (en) * | 2019-08-02 | 2019-11-05 | 北京雪迪龙科技股份有限公司 | The analysis system and its analysis method of methane and non-methane total hydrocarbons |
| CN110440147A (en) * | 2019-07-26 | 2019-11-12 | 广东中检检测技术有限公司 | A kind of detachable fuel gas leak detector |
| CN114199778A (en) * | 2021-11-27 | 2022-03-18 | 珠海鼎正国信科技有限公司 | Benzene series monitoring device and monitoring method thereof |
-
2018
- 2018-11-08 CN CN201811327274.6A patent/CN109490471A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110440147A (en) * | 2019-07-26 | 2019-11-12 | 广东中检检测技术有限公司 | A kind of detachable fuel gas leak detector |
| CN110440147B (en) * | 2019-07-26 | 2021-11-12 | 广东中检检测技术有限公司 | Detachable combustible gas leak detector |
| CN110412190A (en) * | 2019-08-02 | 2019-11-05 | 北京雪迪龙科技股份有限公司 | The analysis system and its analysis method of methane and non-methane total hydrocarbons |
| CN110412190B (en) * | 2019-08-02 | 2021-09-03 | 北京雪迪龙科技股份有限公司 | Analysis system and analysis method for methane and non-methane total hydrocarbons |
| CN114199778A (en) * | 2021-11-27 | 2022-03-18 | 珠海鼎正国信科技有限公司 | Benzene series monitoring device and monitoring method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190319 |
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| WW01 | Invention patent application withdrawn after publication |