CN108958335B - Climate modularization numerical control storage test system - Google Patents
Climate modularization numerical control storage test system Download PDFInfo
- Publication number
- CN108958335B CN108958335B CN201810846007.3A CN201810846007A CN108958335B CN 108958335 B CN108958335 B CN 108958335B CN 201810846007 A CN201810846007 A CN 201810846007A CN 108958335 B CN108958335 B CN 108958335B
- Authority
- CN
- China
- Prior art keywords
- test
- temperature
- humidity
- storage
- time
- 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.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D27/00—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
- G05D27/02—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
- G01N17/002—Test chambers
Landscapes
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Environmental Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Environmental & Geological Engineering (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Automation & Control Theory (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The invention provides a climate modularization numerical control storage test system, which comprises a test box, a computer control system and a temperature and humidity controller, wherein when a processor of the computer control system executes a program, the steps are realized as follows: the memory reads the selected test environment type and the test loading period and matches the test environment type and the test loading period with the environment spectrum stored in the memory; the memory reads an environment spectrum in a test loading period and an input test temperature value and a test humidity value, decouples the environment spectrum, the input test temperature value and the input test humidity value and outputs accelerated test time; and converting the test temperature, the test humidity and the accelerated test time into digital signals and transmitting the digital signals to the temperature and humidity controller, and executing a storage test by the temperature and humidity controller according to the received digital signals. The invention not only can realize the accelerated test of specific areas, specific environments and the like in a laboratory, but also can carry out storage tests in different seasons, thereby reducing the transportation cost, saving the time and improving the test efficiency.
Description
Technical Field
The invention relates to a climate modularization numerical control storage test system.
Background
In the field of environmental tests, a climate storage simulation test technology is a key test technology developed aiming at the storage performance of products. As the storage test can acquire the storage performance information of the product such as aging, corrosion, deterioration and the like in the storage period, the storage durability condition of the product can be distinguished by using the information, and the quality change condition or the degradation degree of the storage performance of the product under a specific climate can be determined. Simulated climate storage tests are therefore increasingly being used for monitoring the storage properties of various products.
At present, the storage test method adopted at home and abroad still mainly passes the field storage test, namely, the product to be tested is put into an actual storage warehouse or a turnover workshop, and the storage performance of the product is monitored at regular intervals under the environmental conditions of storage temperature and humidity. The conventional storage test method has the following defects: firstly, the storage test is restricted by the field geographic space conditions, for example, the storage test in southern climate can not be carried out under the northern climate conditions; secondly, the product storage test is restricted by seasonal time conditions of climate, the product storage test cannot be carried out in winter if the storage performance in summer is examined, and the turnover time needs to be increased when the product waits from winter to summer, which is very unfavorable for production and purchase units of the product; thirdly, when the test is carried out on site by transporting from the producing area to the storage destination (for example, from south to north), the transportation cost is additionally increased. However, no test system with the region and time module function is reported from the conventional literature, and no test system with the region and time module function is developed, manufactured and sold in the market.
Disclosure of Invention
The invention aims to provide a climate modular numerical control storage test system, which aims to solve the technical problem that storage tests are limited by geographical space and season period.
The purpose of the invention is realized by adopting the following technical scheme.
A climate modularization numerical control storage test system comprises a test chamber and a numerical control system used for controlling test conditions, wherein the numerical control system comprises a computer control system and a temperature and humidity controller, the temperature and humidity controller is respectively connected with the computer control system and the test chamber, and the test chamber is connected with the computer control system; the computer control system comprises a memory, a processor and a program which is stored on the memory and can run on the processor; the program comprises a test environment type module and a test loading period module which can be operated through system setting;
the test environment type module comprises an annual typical climate storehouse storage environment spectrum and an annual standard storehouse storage environment spectrum; wherein, the typical climate storehouse storage environment spectrum comprises a tropical marine climate environment spectrum, an inland damp-hot climate environment spectrum, a low-temperature cold climate environment spectrum, a dry-hot desert climate environment spectrum and a plateau climate environment spectrum; the standard storehouse storage environment spectrum comprises a standard ground storage storehouse environment spectrum and a standard cave storehouse environment spectrum;
the test loading period module comprises test starting time, test ending time, a test cycle period and test cycle times which can be set to operate; wherein the test cycle period comprises short-term storage daily cycle (daily as cycle period, and hours as time intervals), medium-term storage monthly cycle (monthly as cycle period, and months as time intervals, and selected from 1 month to 12 months), long-term storage season cycle (quarterly as cycle period, and seasons as time intervals, and selected from four seasons of spring, summer, autumn and winter), and ultra-long term storage year cycle (yearly as cycle period, and selected from 01 year to 15 years);
the processor implements the following steps when executing the program:
step 1: the memory reads the selected test environment type and the test loading period and matches the test environment type and the test loading period with the environment spectrum stored in the memory, wherein the matching is the time point of the environment spectrum corresponding to the time point of the test loading period;
step 2: the memory reads an environment spectrum (coupling accumulated quantity value Wn) in a test loading period, an input test temperature Ts value and a test humidity Hs value, decouples according to the formula (I), and outputs accelerated test time
A value;
in the formula, WnThe temperature and humidity integrated value is a physical coupling accumulated quantity value (environment spectrum) of the temperature and humidity along with time, the mathematical meaning is a convolution component of the temperature and humidity along with time, and eta is a storage period; h1、H2、H3……HnRelative humidity, T, for different periods of time1、T2、T3……TnIs the thermodynamic absolute temperature in different periods, 273.15 is the difference between the degree centigrade and the thermodynamic absolute temperature; r isiTaking absolute humidity at a certain moment, n is total data sample size (continuous monitoring times) of environmental factors in a storage period, e is a natural constant, A, k is a pre-index factor, A is more than or equal to 0.050 and less than or equal to 0.058, and k is more than or equal to 0.050 and less than or equal to 0.058;
reading time (scale) for temperature and humidity; i is subscript, and the corresponding reading time interval times (i is more than 0 and less than or equal to n);
the time interval between the time (moment) for reading and measuring any temperature and humidity and the time interval between the last time reading and measuring is as follows,
the test temperature Ts and the test humidity Hs are determined by a person skilled in the art according to the relative physical properties of the tolerance temperature and the tolerance humidity of a test object, such as the tolerance temperature of the black powder is 80 ℃ and the tolerance humidity is 85%;
and step 3: test temperature Ts value, test humidity Hs value and accelerated test time
The value is converted into a digital signal and transmitted to a temperature and humidity controller, and the temperature and humidity controller executes refrigeration, heating, humidification or dehumidification according to the received digital signal;
and 4, step 4: and the processor displays the test environment type, the test loading period and the test progress information through a human-computer interaction interface.
Furthermore, a temperature and humidity sensor is arranged in the test box and connected with a computer control system, and when the temperature and humidity parameters in the test box deviate from the corresponding temperature and humidity in the test loading period, the temperature and humidity are automatically corrected by the temperature and humidity controller.
Furthermore, the temperature and humidity controller is connected with the test box through a heat preservation pipe bundle, a temperature and humidity sensor is arranged in the heat preservation pipe bundle and connected with a computer control system, and when the temperature and humidity parameters in the pipe bundle deviate from the corresponding temperature and humidity in the test loading period, the temperature and humidity are automatically corrected by the temperature and humidity controller.
Further, the computer control system is connected with an environment spectrum shooting device used by the product through the internet, the environment spectrum shooting device comprises a temperature and humidity sensor arranged at the use place of the product, the temperature and humidity sensor is connected with computer equipment, the computer equipment comprises a memory, a processor and a program which is stored on the memory and can run on the processor, and the processor executes the program to realize the following steps:
step 1: receiving temperature and humidity data fed back by a temperature and humidity sensor in real time, and storing the temperature and humidity data in a memory;
step 2: reading the temperature and humidity data in the memory, and calculating the coupling accumulated quantity value W according to the formula (II)n,
In each formula of the invention, T is the absolute temperature of the storage environment, the temperature in Kelvin, K; h-is relative humidity,%; r-absolute humidity; h1、H2、H3……HnRelative humidity, T, for different periods of time1、T2、T3……TnIs the thermodynamic absolute temperature in different periods, 273.15 is the difference between the degree centigrade and the thermodynamic absolute temperature;
-reading time (moment) for temperature and humidity; i represents subscript, and the corresponding reading time interval times (i is more than 0 and less than or equal to n);
the time interval between the reading and measuring time (moment) of any temperature and humidity and the time interval between the last reading and measuring time, when reading at equal intervals,
a is a pre-exponential factor, and A is more than or equal to 0.050 and less than or equal to 0.058; k is a pre-exponential factor, and k is more than or equal to 0.050 and less than or equal to 0.058; eta. -storage period; n-total data sample size (number of consecutive monitoring) of environmental factors in the storage period, the total sample size being
Wn-accumulated values of physical coupling of temperature and humidity over time (environmental spectrum), mathematically meaning the convolution of temperature and humidity over time;
and step 3: step 2 coupling the accumulated magnitude WnTransmitted to the memory of the computer control system via the Internet and stored.
Further, the daily environment spectrum (single-day coupling accumulated quantity value) is used as a unit and transmitted to a memory of the computer control system for storage, namely, the temperature and humidity data acquired by the environment spectrum intake device every day is converted into the daily environment spectrum (single-day coupling accumulated quantity value) according to the formula (II), and the daily environment spectrum is transmitted to the memory of the computer control system for storage.
The invention has the beneficial effects that: the numerical control type storage test system can not only realize storage environment tests of storage areas such as specific areas and specific environments in laboratories or product production places, but also carry out storage tests in different seasons without limitation of seasons, can reduce transportation cost, save time, improve test efficiency, and can automatically obtain environment spectrums of other arbitrary areas in fixed places; the invention can control the temperature with the precision of 1 ℃ and the relative humidity with the precision of 3 percent, thereby avoiding human errors to the maximum extent; the invention can ensure the effectiveness and the accuracy of the storage test, and the experiment proves that the deviation of the storage test carried out by the system of the invention compared with the field test result can be controlled to be 3-5 percent, while the deviation of the existing conventional environmental storage test and the field test result is about 20 percent; according to the invention, a large amount of temperature and humidity data (about 10 mb) acquired in real time every day is converted into a daily environment spectrum (about 10 kb) by the environment spectrum intake device and then transmitted to the computer control system, so that the environment spectrum database is greatly simplified, and the transmission efficiency and the storage test efficiency are improved.
Drawings
FIG. 1 is a schematic diagram of a numerically controlled accelerated storage testing system of the present invention, wherein: the system comprises a computer control system, a temperature and humidity control machine, an acceleration test box, an environment spectrum intake device, a control cabinet, a computer, a water storage tank, a cooling tower, a tube bundle, a heat exchanger, a humidifier, a cooling tower, a heat exchanger and a humidifier, wherein the computer control system, the temperature and humidity control machine, the acceleration test box and the environment spectrum intake device are represented;
FIG. 2 is a schematic view of a storage testing environment type module interface of the present invention;
FIG. 3 is a schematic view of a sub-module interface of the storage test environment type module of the present invention;
FIG. 4 is a schematic view of a storage test cycle module interface according to the present invention;
FIG. 5 is a schematic diagram of a human-computer interaction interface of the present invention.
Detailed Description
The present invention is further illustrated by the following examples, which are not to be construed as limiting the scope of the invention, and that modifications and variations that are not essential to the skilled artisan are intended to be included within the scope of the invention.
Example 1
To further improve the accuracy and intelligence of the storage testing system of the invention, the climate modularized numerical control storage testing system is remotely connected with an environment spectrum intake device through the Internet, as shown in figure 1. The system comprises a climate modularization numerical control storage testing system, environment spectrum shooting devices, a computer control system and a storage system, wherein the environment spectrum shooting devices are respectively arranged in actual use places of products such as tropical marine climate environments (such as Hainan), inland humid and hot climate environments (Chongqing), low-temperature cold climate environments (black Longjiang), dry and hot desert climate environments (Xinjiang), plateau climate environments (Qinghai-Tibet plateau), standard ground storage storehouses, standard caverns and the like, the environment spectrum shooting devices in all the regions are connected with the computer control system of the climate modularization numerical control storage testing system through the Internet, and acquired temperature and humidity data are converted into daily environment spectrums through the environment spectrum shooting devices and then are remotely transmitted to the computer control system of the climate modularization numerical control storage testing system for storage.
The environment spectrum intake device comprises a temperature and humidity sensor, the temperature and humidity sensor is connected with computer equipment, the computer equipment comprises a memory, a processor and a program which is stored on the memory and can run on the processor, and the processor executes the program to realize the following steps:
step 1: receiving temperature and humidity data fed back by a temperature and humidity sensor in real time, and storing the temperature and humidity data in a memory;
step 2: reading the temperature and humidity data in the memory by the memory, and calculating the coupling accumulated quantity value W according to the formula (II)n,
And step 3: step 2 coupling the accumulated magnitude WnThe data are transmitted to a computer control system of the climate modularized numerical control storage test system through the Internet and are stored in a corresponding climate type module in a memory of the computer control system.
When a storage test needs to be carried out on a certain product, only a corresponding climate type module needs to be selected according to the actual use environment and the test period of the product, the selected test environment type and the test loading period are read by the memory and are matched with the environment spectrum stored in the memory, and the matching is the time point of the environment spectrum corresponding to the time point of the test loading period; memory read trial load cycle ambient spectrum (coupled cumulative magnitude W)n) Inputting a test temperature Ts value and a test humidity Hs value, decoupling according to the formula (I), and outputting accelerated test time
A value;
namely, it is
In the formula, WnThe temperature and humidity integrated value is a physical coupling accumulated quantity value (environment spectrum) of the temperature and humidity along with time, the mathematical meaning is a convolution component of the temperature and humidity along with time, and eta is a storage period; h1、H2、H3……HnRelative humidity, T, for different periods of time1、T2、T3……TnIs the thermodynamic pair temperature of different periods of time, 273.15 is the difference between the degree centigrade and the thermodynamic absolute temperature; n is the total data sample size (continuous monitoring times) of environmental factors in the storage period, e is a natural constant, A is a pre-index factor, and A is more than or equal to 0.050 and less than or equal to 0.058;
reading time (scale) for temperature and humidity; i is subscript, and the corresponding reading time interval times (i is more than 0 and less than or equal to n);
the time (moment) i for reading and measuring any temperature and humidity and the time interval length of the last reading and measuring are adopted, when the reading is carried out at equal intervals,
the test temperature Ts and the test humidity Hs are determined by a person skilled in the art according to the relative physical properties of the tolerance temperature and the tolerance humidity of a test object, such as the tolerance temperature of the black powder is 80 ℃ and the tolerance humidity is 85%;
test temperature Ts value, test humidity Hs value and accelerated test time
The value is converted into a digital signal and transmitted to a temperature and humidity controller, and the temperature and humidity controller executes refrigeration, heating, humidification or dehumidification according to the received digital signal; the processor willThe test environment type, the test loading period and the test progress information are displayed through a human-computer interaction interface;
the matching is the time point of the environment spectrum corresponding to the time point of the test loading period, which means that the actual environment spectrum corresponding to the product in a certain time period corresponds to the environment spectrum in the test loading period one by one. For example, when a product is required to be subjected to a storage test on days 6/month 1 to 8/month 1, the environmental profile is 2700 on days 6/month 1 to 8/month 1. Then, selecting a starting time of 6 months and 1 days under a test loading cycle module of a computer control system, after an ending time of 8 months and 1 days, reading an environment spectrum of 6 months and 1 days to 8 months and 1 days by a memory under a corresponding climate type module, wherein the environment spectrum is 2700, the input test temperature is 100 ℃, the test humidity is 90%, and the test time is 215 hours after decoupling, converting the input test temperature is 100 ℃, the test humidity is 90%, and the test time is 215 into digital signals and transmitting the digital signals to a temperature and humidity controller, wherein the temperature and humidity controller executes refrigeration, heating, humidification or dehumidification according to the received digital signals, namely, an accelerated test is carried out for 215 hours under the conditions of the temperature of 100 ℃ and the humidity of 90%.
The temperature and humidity control machine automatically corrects the temperature and humidity when the temperature and humidity parameters in the acceleration test box deviate from the corresponding temperature and humidity in the test loading period.
The temperature and humidity controller is connected with the acceleration test box through a heat preservation tube bundle, a temperature and humidity sensor is arranged in the heat preservation tube bundle and connected with the computer control system, and when temperature and humidity parameters in the tube bundle deviate from corresponding temperature and humidity in a test loading period, the temperature and humidity are automatically corrected by the temperature and humidity controller.
Wherein, each temperature and humidity sensor is provided with four temperature channels (four temperature and humidity acquisition points) and four humidity channels (four humidity acquisition points).
Example 2
The test requirements are as follows: aiming at a certain aviation special latex coated corrugated paper packing box produced in Chongqing, the requirement that the machine storehouse on the Hainan ground can bear a damp and hot environment for 3 days is not obviously affected with damp, and the requirement on the compression strength of an empty box is not lower than 200KG, the climate modularized numerical control storage test system and the environment intake device in the embodiment 1 are utilized to carry out storage tests in a certain Chongqing laboratory.
Before storage test, an environment spectrum intake device is adopted to acquire temperature and humidity data of Hainan ground hangar for any three consecutive days at a sampling frequency of once per minute, the environment spectrum intake device outputs an environment spectrum of each day, the environment spectrum is transmitted to a memory of a computer control system through the Internet to be stored, and the Hainan environment spectrum is classified under a tropical marine climate environment spectrum (Hainan is classified into tropical marine climate) module.
Storage test procedure:
step 1: opening the test box, and placing the aviation special latex coated corrugated paper packing box sample into the test box;
step 2: starting the numerical control system, starting the computer control system, entering a main interface, and selecting the type of the storage test of the packing box as a typical climate storehouse storage test type and selecting the test period as short-term storage according to the test requirements as shown in figures 2 to 4; entering a subsystem to select a 'tropical marine climate environment spectrum', setting a test time parameter under a module, wherein the test time parameter is 3 days from the start test time to the end test time, and correspondingly, the cycle number C1 is 3 from the 1 st to the 24 th of the daily cycle;
and step 3: starting a control switch of the test chamber;
and 4, step 4: and returning to the main interface of the computer control system, and clicking to operate. In the operation process: 1) the memory reads the selected test environment type and the test loading period and matches the test environment type and the test loading period with the environment spectrum stored in the memory, wherein the matching is the time point of the environment spectrum corresponding to the time point of the test loading period; 2) reading an environment spectrum (coupling accumulated quantity value) in a test loading period (3 days) by a memory, inputting a test temperature Ts (40) and a test humidity Hs (90%), decoupling according to a formula (I), and outputting accelerated test time
Namely, it is
In the formula, the test temperature Ts and the test humidity Hs are determined by those skilled in the art according to the physical properties related to the temperature tolerance and the humidity tolerance of the latex-coated corrugated paper packaging box, specifically, the temperature tolerance Ts of the latex-coated corrugated paper packaging box is 40 ℃ and the humidity tolerance Hs is 90%; 3) test temperature Ts value, test humidity Hs value and accelerated test time
Converting the value into a digital signal and transmitting the digital signal to a temperature and humidity controller, wherein the temperature and humidity controller executes refrigeration, heating, humidification or dehumidification according to the received digital signal, namely, an accelerated test is carried out for 8 hours under the conditions that the temperature is 40 ℃ and the humidity is 90%;
in the test process, the test environment type, the test loading period and the test progress information are displayed in real time through a human-computer interaction interface (a display end), and the temperature deviation and the humidity deviation are observed in real time on the human-computer interaction interface, as shown in fig. 5;
and 5: and after the test is finished, closing the climate modularized numerical control storage test system, and taking out the special aviation latex coated corrugated paper packaging box sample for carrying out compression resistance test.
Conclusion of the storage test: the maximum deviation of the temperature is observed to be 0.5 ℃ and the maximum deviation of the relative humidity is 2.1% in the test process, and the compressive strength of the test sample is tested to be 355KG according to GB/T4857.4 transportation package pressure test method after the test is finished.
Further, in order to verify the implementation effect of the climate modular numerical control storage test system, a field storage test is carried out on the same test object in the same climate environment (in Hainan warehouse), and the empty box compressive strength of the test sample is tested to 367KG according to GB/T4857.4 transport package pressure test method after the field storage test. Therefore, the deviation of the compressive strength between the storage test carried out by the system and the field storage test is |367 |/367 × 100% ═ 3%, namely, in the short-term storage test, the error of the storage test result can be controlled to be 3% by adopting the system.
Example 3
The test requirements are as follows: for low-carbon steel with the mark of Q235, the storage period of a ground storehouse in an inland humid and hot climate environment is required to be 24 months, the corrosion depth is less than 200 microns, and the climate modularization numerical control storage test system and the environment intake device in the embodiment 1 are utilized to carry out storage tests in a laboratory.
Temperature and humidity data of a ground storehouse of the inland humid and hot climate environment within two years are obtained at a sampling frequency of once per hour before storage tests, an environment spectrum intake device outputs an environment spectrum of each day, the environment spectrum is transmitted to a memory of a computer control system through the Internet to be stored, and the environment spectrum intake device is classified under an inland humid and hot climate environment spectrum (inland humid and hot climate) module.
Storage test procedure:
step 1: opening the test box, and placing the low-carbon steel sample in the test box;
step 2: starting a numerical control system, starting a computer control system, entering a main interface, selecting the type of a packing box storage test as a typical climate storehouse storage test type according to test requirements, and selecting a test period as medium-term storage; entering a subsystem to select an inland humid and hot climate environment spectrum, setting a test time parameter under a module, wherein the test time is 720 days from the start test time to the end test time, correspondingly, the monthly cycle is from month 1 to month 12, and the cycle frequency C2 is 2;
and step 3: starting a control switch of the test chamber;
and 4, step 4: returning to a main interface of the computer control system, clicking to operate, wherein in the operation process: 1) the memory reads the selected test environment type and the test loading period (24 months), and matches the test environment type and the test loading period with the environment spectrum stored in the memory, wherein the matching is the time point of the environment spectrum corresponding to the time point of the test loading period; 2) the memory reads out the environment spectrum (coupling accumulated value) Wn of the test loading period and the input test temperature Ts 65 ℃ and test humidity Hs 90%, decouples according to the formula (I), and outputs the accelerated test time
Namely, it is
In the formula, the test temperature Ts and the test humidity Hs are determined by a person skilled in the art according to the physical properties of the low-carbon steel, specifically, the tolerance temperature Ts of the low-carbon steel is 65 ℃ and the tolerance humidity Hs of the low-carbon steel is 85%; 3) test temperature Ts value, test humidity Hs value and accelerated test time
Converting the value into a digital signal and transmitting the digital signal to a temperature and humidity controller, wherein the temperature and humidity controller executes refrigeration, heating, humidification or dehumidification according to the received digital signal, namely, an accelerated test is carried out for 570 hours under the conditions that the temperature is 65 ℃ and the humidity is 85%;
in the test process, the test environment type, the test loading period and the test progress information are displayed in real time through a human-computer interaction interface (a display end), and the temperature deviation and the humidity deviation are observed in real time on the human-computer interaction interface;
and 5: and after the test is finished, closing the climate modular numerical control storage test system, and taking out the test sample for corrosion depth test.
Conclusion of the storage test: the maximum deviation of the temperature is observed to be 0.8 ℃ and the maximum deviation of the relative humidity is 2.6% in the test process, and the corrosion depth of the low-carbon steel sample is evaluated to be 88 mu m according to the GB/T18590-2001 metal and alloy corrosion pitting evaluation method after the test is finished.
Further, in order to verify the implementation effect of the climate modular numerical control storage test system, a field exposure storage test in a storehouse is carried out under the same climate environment (Jiangjin environmental test station) aiming at the same test object, and the corrosion depth of a test sample is evaluated to be 94 μm according to the GB/T18590-. It can be seen that the deviation of the corrosion depth between the storage test carried out by the system and the field storage test is 5% of |94-89|/94 × 100%, that is, in the middle-term storage test of up to two years, the error of the storage test result can be controlled to be 5% by adopting the system.
Claims (4)
1. A climate modularization numerical control storage test system comprises a test chamber and a numerical control system used for controlling test conditions, wherein the numerical control system comprises a computer control system and a temperature and humidity controller, the temperature and humidity controller is respectively connected with the computer control system and the test chamber, and the test chamber is connected with the computer control system; the computer control system comprises a memory, a processor and a program which is stored on the memory and can run on the processor; the method is characterized in that:
the program comprises a test environment type module and a test loading period module which can be operated through setting of a computer control system;
the test environment type module comprises an annual typical climate storehouse storage environment spectrum and an annual standard storehouse storage environment spectrum; wherein, the typical climate storehouse storage environment spectrum comprises a tropical marine climate environment spectrum, an inland damp-hot climate environment spectrum, a low-temperature cold climate environment spectrum, a dry-hot desert climate environment spectrum and a plateau climate environment spectrum; the standard storehouse storage environment spectrum comprises a standard ground storage storehouse environment spectrum and a standard cave storehouse environment spectrum;
the test loading period module comprises test starting time, test ending time, a test cycle period and test cycle times which can be set to operate; wherein the test cycle period comprises short-term storage daily cycle, medium-term storage monthly cycle, long-term storage season cycle, and ultra-long-term storage year cycle;
the processor implements the following steps when executing the program:
step 1: the memory reads the selected test environment type and the test loading period and matches the test environment type and the test loading period with the environment spectrum stored in the memory, wherein the matching is the time point of the environment spectrum corresponding to the time point of the test loading period;
step 2: reading the coupling accumulated quantity Wn, the input test temperature Ts value and the test humidity Hs value in the test loading period by the memory, decoupling according to the formula (I), and outputting an accelerated test time Xs value;
in the formula, WnTaking eta as a storage period as 1 for the coupling accumulated quantity value; h1、H2、H3……HnRelative humidity, T, for different periods of time1、T2、T3……TnThermodynamic absolute temperatures for different periods of time; r isiTaking absolute humidity at a certain moment, n is total data sample size of environmental factors in a storage period, e is a natural constant, A, k is a pre-index factor, A is more than or equal to 0.050 and less than or equal to 0.058, and k is more than or equal to 0.60 and less than or equal to 1; xiReading time of temperature and humidity; i is more than 0 and less than or equal to n; Δ XiWhen reading at equal intervals, delta X is the time interval length between any temperature and humidity reading time and the last reading timei＝ΔX1(ii) a The test temperature Ts and the test humidity Hs are determined according to the relative physical properties of the temperature tolerance and the humidity tolerance of a test object;
and step 3: converting the test temperature Ts value, the test humidity Hs value and the accelerated test time Xs value into digital signals and transmitting the digital signals to a temperature and humidity controller, wherein the temperature and humidity controller executes refrigeration, heating, humidification or dehumidification according to the received digital signals;
and 4, step 4: the processor displays the test environment type, the test loading period and the test progress information through a human-computer interaction interface;
the computer control system is connected with an environment spectrum intake device through the Internet, the environment spectrum intake device comprises a temperature and humidity sensor, the temperature and humidity sensor is connected with computer equipment, the computer equipment comprises a memory, a processor and a program which is stored on the memory and can run on the processor, and the processor executes the program to realize the following steps:
step 1: receiving temperature and humidity data fed back by a temperature and humidity sensor in real time, and storing the temperature and humidity data in a memory;
step 2: reading the temperature and humidity data in the memory, and calculating the coupling accumulated quantity value W according to the formula (II)n,
Wherein T is the absolute temperature of the storage environment; h-is relative humidity,%; r-absolute humidity; h1、H2、H3……HnRelative humidity, T, for different periods of time1、T2、T3……TnThermodynamic absolute temperatures for different periods of time; xi-is the temperature and humidity reading time; i is more than 0 and less than or equal to n; Δ XiThe time interval length between any temperature and humidity reading time and the last reading time is delta X when reading at equal intervalsi＝ΔX1(ii) a A is a pre-exponential factor, and A is more than or equal to 0.050 and less than or equal to 0.058; k is a pre-factor, k is more than or equal to 0.60 and less than or equal to 1, and n is the total data sample size of the environmental factors in the storage period;
and step 3: step 2 coupling the accumulated magnitude WnTransmitted to the memory of the computer control system via the Internet and stored.
2. The climate modular, numerically controlled, storage testing system according to claim 1, wherein: and a temperature and humidity sensor is arranged in the test box and is connected with a computer control system, and when the temperature and humidity parameters in the test box deviate from the corresponding temperature and humidity in the test loading period, the temperature and humidity are automatically corrected by the temperature and humidity controller.
3. The climate modular, numerically controlled, storage testing system according to claim 2, wherein: the temperature and humidity controller is connected with the test box through a heat preservation tube bundle, a temperature and humidity sensor is arranged in the heat preservation tube bundle and connected with a computer control system, and when the temperature and humidity parameters in the tube bundle deviate from the corresponding temperature and humidity in the test loading period, the temperature and humidity are automatically corrected by the temperature and humidity controller.
4. The climate modular, numerically controlled, storage testing system according to claim 3, wherein: the coupling accumulated quantity value is transmitted to a memory of a computer control system in a unit of single day for storage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810846007.3A CN108958335B (en) | 2018-07-27 | 2018-07-27 | Climate modularization numerical control storage test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810846007.3A CN108958335B (en) | 2018-07-27 | 2018-07-27 | Climate modularization numerical control storage test system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108958335A CN108958335A (en) | 2018-12-07 |
| CN108958335B true CN108958335B (en) | 2021-08-24 |
Family
ID=64465961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810846007.3A Active CN108958335B (en) | 2018-07-27 | 2018-07-27 | Climate modularization numerical control storage test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108958335B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110865670B (en) * | 2019-11-27 | 2021-06-22 | 兰州大学第一医院 | A medical sample preservation system, method and preservation controller |
| CN115438514B (en) * | 2022-11-07 | 2023-01-24 | 大尧信息科技(湖南)有限公司 | A reconfigurable experimental system based on cloud server |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2024097C1 (en) * | 1991-12-23 | 1994-11-30 | Научно-исследовательский институт электронных приборов | Method for accelerated tests of electrooptical transducer |
| US5472712A (en) * | 1991-12-24 | 1995-12-05 | Euroceltique, S.A. | Controlled-release formulations coated with aqueous dispersions of ethylcellulose |
| US6653093B1 (en) * | 1997-12-20 | 2003-11-25 | Genencor International, Inc. | Accelerated stability test |
| CN102439414B (en) * | 2009-04-28 | 2014-09-10 | 爱斯佩克株式会社 | Condensation testing device and condensation testing method |
| CN101672765B (en) * | 2009-08-18 | 2011-12-21 | 中国兵器工业第五九研究所 | Testing box for accelerated environment |
| CN102184326A (en) * | 2011-05-04 | 2011-09-14 | 中国航空工业集团公司西安飞机设计研究所 | Method for estimating calendar life of aircraft structure |
| CN103344862B (en) * | 2013-07-05 | 2016-08-10 | 北京航空航天大学 | A kind of electronic equipment integrated environment accelerated storage test device |
| CN106650043B (en) * | 2016-11-28 | 2019-08-06 | 中国电子产品可靠性与环境试验研究所 | Correlation Evaluation Method and System for Accelerated Simulation Test and Natural Environment Test |
-
2018
- 2018-07-27 CN CN201810846007.3A patent/CN108958335B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108958335A (en) | 2018-12-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Kong et al. | Explicit calculations of wet‐bulb globe temperature compared with approximations and why it matters for labor productivity | |
| Jones | Recent warming in global temperature series | |
| Fu et al. | Comparison of phenology models for predicting the onset of growing season over the Northern Hemisphere | |
| US20140222228A1 (en) | Forecast System and Method of Electric Power Demand | |
| CN110018275A (en) | A kind of gas detector with compensation function and compensation method | |
| CN108958335B (en) | Climate modularization numerical control storage test system | |
| Hu et al. | Dynamical downscaling of CO2 in 2016 over the contiguous United States using WRF‐VPRM, a weather‐biosphere‐online‐coupled model | |
| CN113720702B (en) | Equivalent method for material outfield low-temperature test response based on equivalence theory | |
| Qu et al. | Temperature forecasting of grain in storage: A multi-output and spatiotemporal approach based on deep learning | |
| Chelliah et al. | Evaluating the tropospheric variability in National Centers for Environmental Prediction's climate forecast system reanalysis | |
| Trent et al. | GEWEX water vapor assessment: Validation of AIRS tropospheric humidity profiles with characterized radiosonde soundings | |
| Ringer et al. | Monitoring twenty‐first century climate using GPS radio occultation bending angles | |
| Spicer | Leaf physiognomy and climate change | |
| CN117452525A (en) | Near space weather forecasting methods and devices | |
| CN103543637B (en) | A kind of tool environment temperature Analytic modeling method | |
| CN119719630A (en) | A wind speed prediction method based on valley wind turbines | |
| Li et al. | The adaptability and irrigation constraints analysis of the WOFOST model for grain production in the Songhua River Basin | |
| Feldman | Emerging methods to validate remotely sensed vegetation water content | |
| CN116701371A (en) | Interpolation method and interpolation device for missing values of atmospheric temperature data under covariance analysis | |
| CN110570119B (en) | Safety monitoring method for coal gas ethylene glycol main frame steel structure | |
| CN108827394B (en) | Automatic device of intaking of storehouse storage environment spectrum | |
| Ma et al. | Spatially extensive long-term quality-assured land-atmosphere interactions dataset over the Tibetan Plateau | |
| CN114355014A (en) | Transformer substation secondary equipment adaptive to climate environment change and use method | |
| Fealy et al. | Identification of frequency changes in synoptic circulation types and consequences for glacier mass balance in Norway | |
| Wiencke | A proposed new model for the prediction of latitude-dependent atmospheric pressures at altitude |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231103 Address after: 400039 Chongqing Jiulongpo Yuzhou Road No. 33 Patentee after: Southwest Institute of technology and engineering of China Ordnance Equipment Group Address before: 400039 Chongqing Jiulongpo Shiqiaopu Yuzhou Road No. 33 Patentee before: NO 59 Research Institute OF CHINA ORDNACE INDUSTRY |
|
| TR01 | Transfer of patent right |