CN218782353U - Electromechanical equipment comprehensive simulation test device based on complex environment - Google Patents
Electromechanical equipment comprehensive simulation test device based on complex environment Download PDFInfo
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Abstract
The utility model relates to an electromechanical device integrated simulation test device based on complex environment. The prior art does not provide all-region environmental simulation conditions for an electromechanical equipment test system in a completely closed limited space. The utility model discloses the constitution includes: test chamber (1), partition wall (7) in the middle of test chamber internally mounted, middle partition wall divide into ventilation system with the test chamber, test area two parts, ventilation system is including producing wet module (2), it is connected with heat production module (3) to produce wet module, heat production module is connected with refrigeration module (4), refrigeration module passes through the pipeline and is connected with fan (5), the fan passes through the pipeline and is connected with air regulation valve A (6), it passes through the pipeline and is connected with air regulation valve B (8) to produce wet module, air exhaust system is installed at the test chamber top, air exhaust system includes vacuum pump (16). The utility model is used for electromechanical device comprehensive simulation test device of complex environment.
Description
The technical field is as follows:
the utility model relates to a simulation test equipment technical field, concretely relates to electromechanical device integrated simulation test device based on complex environment.
Background art:
the environment comprehensive experiment simulation test device is used for simulating extreme environments such as air pressure, temperature, relative humidity and the like in complex climates of plateaus, developing indoor environment construction and electromechanical equipment performance test research in the plateau environments, and constructing the plateau environment simulation test device in plain areas, so that experiments can be completed locally, and the equipment research and development and test period are shortened; meanwhile, the environment multi-parameter high-precision alternating control can be realized, and the simulation experiment research of different plateau environments can be met;
the application provides an environment comprehensive experiment simulation test device, which is an artificial environment system device created in a completely closed limited space, simulates a plateau environment with an altitude of 6000 m, including air pressure, temperature, humidity and the like, is used for simulating different regional environments of plateau, high temperature, damp heat and cold regions, provides all-region environment simulation conditions for an electromechanical equipment test system, provides scientific test data and design basis for a control strategy and a matching design method under the all-region environment of the integrated management of the electromechanical equipment system, and perfects heat transfer basic experiment data under the all-region environment condition which is always deficient.
The utility model has the following contents:
the utility model aims at providing a electromechanical device synthesizes analogue test device based on complex environment, this structure can be according to testing under the complex environment to electromechanical device and detect, makes the important foundation that electromechanical device performance and life-span were examined to the test result.
The above purpose is realized by the following technical scheme:
a comprehensive simulation test device for electromechanical equipment based on complex environment comprises: the test chamber is internally provided with a middle partition wall, the middle partition wall divides the test chamber into a ventilation system and a test area, the ventilation system comprises a moisture producing module, the moisture producing module is connected with a heat producing module, the heat producing module is connected with a refrigerating module, the refrigerating module is connected with a fan through a pipeline, the fan is connected with an air volume adjusting valve A through a pipeline, the moisture producing module is connected with an air volume adjusting valve B through a pipeline, the top of the test chamber is provided with an air pumping system, the air pumping system comprises a vacuum pump, the vacuum pump is respectively connected with an electric regulating valve A and an electric regulating valve B through an electric three-way valve, the electric regulating valve B is connected with the test chamber through a one-way valve B, and the electric regulating valve A is connected with the test chamber through the one-way valve A.
Electromechanical device integrated simulation test device based on complex environment, the lateral wall of test chamber on install observation window, a delivery section of thick bamboo respectively, institute, stop valve A, stop valve B are installed respectively to the top and the below of a delivery section of thick bamboo, the test chamber have the cockpit, the both sides of cockpit install sealed hatch door, crossover compartment door respectively, the lateral wall of crossover compartment on have urgent relief valve B through the pipe connection, the test district lateral wall on have urgent relief valve B through the pipe connection.
The electromechanical device comprehensive simulation test device based on the complex environment is characterized in that the test chamber comprises a heat insulation layer, a steel plate is arranged inside the heat insulation layer, a group of square tube keels are welded and fixed on the inner side of the steel plate respectively, and the middle isolation wall is fixed on the side faces of the two opposite square tube keels.
Has the beneficial effects that:
1. the utility model relates to an electromechanical device comprehensive simulation test device based on complex environment, electromechanical device's plateau adaptability test and plateau capability test experiment can be developed to this structure, can satisfy high temperature test, low temperature test, the device of high low temperature impact test requirement, the wide application is in the capability test of electromechanical product field device, electromechanical device's plateau adaptability test and plateau capability test experiment can be developed, still can be applied to the material test, electronic apparatus capability test, the capability test of field device such as car, this structure is directed at electromechanical device emulation out a high temperature, the device of adverse circumstances test, verify electromechanical device's plateau performance, provide experimental data for corresponding electromechanical device's structural rationality and life examination verification, it improves product stability, the important experimental facilities of reliability, it improves the important production flow of product quality and competitiveness to be each manufacturing enterprise.
The utility model discloses a ventilation system return circuit equipment is placed in the test chamber, separates through baffle and test area, and the ventilation system return circuit passes through the tuber pipe with the test area and is connected, makes ventilation system return circuit region and test area pressure equal, sends the test area through the air circumstance that the fan will be handled, reduces the supply air volume in the cabin through the amount of wind of adjusting the fan, avoids the wind speed to cross low excessively to cause the refrigeration module to frost and leads to refrigeration module low pressure protection simultaneously.
The utility model discloses an air exhaust system realizes the accurate control to pressure through the frequency of adjusting vacuum pump, can realize the infinitely variable control of atmospheric pressure rate that rises, when the amount of wind is undulant, can follow the change automatically regulated frequency of pressure automatically.
The utility model discloses a test area and the transition cabin top of examining the cabin set up urgent relief valve respectively to correspond proruption emergency in order to guarantee experimenter personal safety, when the under-deck pressure exceeded the pressure value of setting for, urgent relief valve was automatic to be opened.
The utility model discloses a sealed hatch door and transition cabin have been set up on the experimental cabin, and the hatch door has required compressive strength of plateau environmental simulation, seals, prevents frostbite, thermal-insulated, heat preservation, anticorrosion function, all sets up safety switch inside and outside the hatch door.
The utility model discloses the test chamber cabin body has set up DN 300's observation window and a delivery section of thick bamboo, sets up safety device and protector such as vacuum manometer and advance, discharge valve on the delivery section of thick bamboo, and a delivery section of thick bamboo mainly comprises circular door plant, delivery section of thick bamboo body, sealing flange, safety interlock, hinge etc. makes things convenient for tester and article business turn over cabin body, and the test chamber exit sets up a transition cabin, carries out air pressure control through air exhaust system. When the personnel in the cabin are untimely, the personnel can enter the transition cabin to relieve the discomfort and then get out of the cabin.
The utility model discloses a single circulation circuit's test device through simulation height above sea level 6000 meters plateau environment, including atmospheric pressure, temperature, humidity, can develop electromechanical device's plateau adaptability test and plateau capability test experiment in the industry.
The utility model discloses all measurement and control systems adopt intelligent monitoring and control, but the change of each item parameter in the real-time monitoring system on remote computer to control closing or opening of relevant equipment through special signal, have to keep invariable function to the experimental environmental parameter such as the high temperature dry heat, damp heat, low temperature, vacuum of the interior simulation that sets for in the test process; the device has the functions of digital display and fault alarm on working parameters such as heating, humidification, refrigeration, low pressure and the like and simulated environmental parameters in the test chamber, has accurate and reliable data, can automatically operate a measurement and control system, can reduce human errors, has multiple safety protection and ensures production safety.
The utility model discloses make full use of air is as the cold source, and the indoor temperature is adjusted to the accurate control amount of wind, and high temperature dry heat, damp and hot, low temperature, vacuum etc. of the inside simulation of setting for among the environment comprehensive experiment simulation test device test process have and keep invariable function, have digital display and malfunction alerting function to the environmental parameter of heating, humidification, refrigeration and vacuum system working parameter and the inside simulation of proof box.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the test chamber of fig. 1.
In the figure: 1. the experimental cabin, 2, produce wet module, 3, the heat production module, 4, the refrigeration module, 5, the fan, 6, air regulation valve A,7, middle division wall, 8, air regulation valve B,9, emergency relief valve A,10, stop valve A,11, stop valve B,12, emergency relief valve B,13, check valve A,14, electrical control valve A,15, electrical three-way valve, 16, the vacuum pump, 17, electrical control valve B,18, check valve B,19, the heat preservation, 20, the steel sheet, 21, the square pipe fossil fragments, 22, the observation window, 23, the thing section of thick bamboo that passes through, 24, sealed hatch door, 25, the transition cabin, 26, the transition cabin door.
The specific implementation mode is as follows:
example 1:
a comprehensive simulation test device for electromechanical equipment based on complex environment comprises: the test chamber comprises a test chamber 1, a middle partition wall 7 is installed inside the test chamber, the middle partition wall divides the test chamber into a ventilation system and a test area, the ventilation system comprises a moisture producing module 2, the moisture producing module is connected with a heat producing module 3, the heat producing module is connected with a refrigerating module 4, the refrigerating module is connected with a fan 5 through a pipeline, the fan is connected with an air volume adjusting valve A6 through a pipeline, the moisture producing module is connected with an air volume adjusting valve B8 through a pipeline, an air pumping system is installed at the top of the test chamber and comprises a vacuum pump 16, the vacuum pump is respectively connected with an electric adjusting valve A14 and an electric adjusting valve B17 through an electric three-way valve 15, the electric adjusting valve B is connected with the test chamber through a one-way valve B18, and the electric adjusting valve A is connected with the test chamber through a one-way valve A13.
Example 2:
according to embodiment 1 electromechanical device integrated simulation test device based on complex environment, the lateral wall of test chamber on install observation window 22, a delivery section of thick bamboo 23 respectively, so, stop valve A10, stop valve B11 are installed respectively to the top and the below of a delivery section of thick bamboo, test chamber have a cockpit 25, the both sides of cockpit install sealed hatch door 24, transition hatch door 26 respectively, the lateral wall of cockpit on have urgent relief valve B12 through the tube coupling, the test district lateral wall on have urgent relief valve B9 through the tube coupling.
Example 3:
according to embodiment 1 electromechanical device comprehensive simulation test device based on complex environment, the test cabin include heat preservation 19, heat preservation internally mounted have steel sheet 20, the steel sheet inboard welded fastening have a set of square pipe fossil fragments 21 respectively, middle division wall fix two relative square pipe fossil fragments sides.
Example 4:
the testing method of the electromechanical device comprehensive simulation testing device based on the complex environment according to the embodiment 1-3 comprises the following steps:
firstly, a test chamber is arranged, the chamber body is a sealed low-pressure chamber, the pressure in the chamber is reduced by pumping air by an air pumping system, the low-pressure effect is achieved, the test chamber adopts a two-layer structure, namely an insulating layer and a bearing structure layer,
the heat preservation layer is used for providing heat preservation measures for the test chamber, reducing heat exchange with outdoor air and avoiding energy loss, the pressure bearing structure layer is used for providing a closed environment isolated from the outside and bearing pressure difference and realizing pressure regulation, the heat preservation layer is built by adopting a polyurethane warehouse board, the pressure bearing structure layer is reinforced by steel plates and square tube keel steel structures, the interior of the test chamber is separated into two areas through an intermediate partition wall, one area is used for experiments, ventilation system loop equipment is placed in the other area, a sealed chamber door and a transition chamber are arranged on the test chamber, the chamber door has compressive strength required by plateau environment simulation, sealing, anti-freezing, heat insulation and anti-corrosion functions, safety switches are arranged inside and outside the chamber door, an observation window and a delivery cylinder of DN300 are arranged in the test chamber body, a safety device and a protection device such as a vacuum pressure gauge and an air inlet valve and an air outlet valve are arranged on the delivery cylinder, the delivery cylinder is mainly composed of a round door plate, a delivery cylinder body, a sealing flange, a safety interlocking device, a door hinge and the like, so that test personnel and articles can conveniently pass in and pass through the test chamber, the transition chamber is controlled by an air pumping personnel, and the transition chamber can not timely release the transition chamber;
the top of the test chamber is provided with an air pumping system loop which provides plateau low-pressure environment simulation conditions for an experimental object, the air pumping system loop comprises a vacuum pump, a three-way valve, two electric regulating valves, two one-way valves, a pressure gauge and the like, the pressure of the chamber body is regulated, and the air pumping system can independently control the air pressure of the low-pressure chamber or the transition chamber by switching the electric three-way valve;
the air pumping system realizes accurate control of pressure by adjusting the frequency of the vacuum pump, can realize stepless regulation of the air pressure rising rate, can automatically follow the change of the pressure to automatically regulate the frequency when the air volume fluctuates, takes the airtightness of the cabin body into consideration, the required time from 101.3kPa to 48kPa is less than or equal to 1h, can meet the requirement that the equivalent height rising and the speed reduction rate of the air pressure regulation can be regulated between 0.5 and 3m/s, and the top of the cabin body is provided with an emergency relief valve so as to deal with emergency situations to ensure the personal safety of experimenters.
The ventilation system loop is used for adjusting the air environment in the environment cabin, and performing operations such as dehumidification, cooling, humidification, heating and the like on air, so that the temperature and humidity in the test cabin meet the requirements of test working conditions; the system comprises a ventilation system, a humidity generation module, a refrigeration module, an air volume adjusting valve and the like, wherein the ventilation system mainly comprises a fan, a heat generation module, a humidity generation module, a refrigeration module, an air volume adjusting valve and the like;
ventilation system return circuit equipment is placed in the test chamber, separate through baffle and experimental area, the ventilation system return circuit passes through the tuber pipe with experimental area and is connected, makes the regional and experimental area pressure of ventilation system return circuit equal, send the experimental area to through the air circumstance that the fan will be handled, reduces the air output in the cabin through the amount of wind of adjusting the fan, makes the cabin reach the breeze environment that the wind speed is <0.2m/s, avoids the wind speed to lead to the fact refrigeration module to frost excessively simultaneously and leads to the low pressure protection of refrigeration module. In operation, the fan sends air passing through the ventilation system into the test chamber from one side and then returns to the ventilation system from the other side, so as to form air circulation and exchange with the loop area and the experimental area of the ventilation system.
The measurement and control system is used for measuring, collecting and controlling process parameters of the test device for complex environment comprehensive experiment simulation, all electrical equipment of the measurement and control system is controlled by the automatic control system, and the requirements of temperature, humidity, low-pressure simulation and the like required by the experiment are met; meanwhile, the system also has the services of environment monitoring, system fault diagnosis, alarm and the like.
The temperature control range of the device is-25 ℃ to 50 ℃, the air temperature control precision is +/-0.2 ℃, the adjusting device can be reduced from the highest temperature to the lowest temperature in about 2 hours and can be increased from the lowest temperature to the highest temperature in about 1 hour,
the heating and cooling rates in different temperature intervals are respectively as follows:
(1) When the temperature in the cabin is more than or equal to 0 ℃, the heating rate is 1 ℃/Min, and the cooling rate is 1 ℃/Min;
(2) When the temperature in the cabin is more than or equal to minus 10 ℃ and less than or equal to 0 ℃, the temperature rising speed is 2 ℃/Min, and the temperature reduction rate is 0.5 ℃/Min;
(3) When the temperature is between 25 ℃ below zero and 10 ℃ below zero, the temperature rising speed is 3 ℃/Min, and the temperature reduction rate is 0.3 ℃/Min;
the different temperature intervals have the following stable time respectively:
(1) Stabilizing to a set temperature for a time when the temperature in the cabin is more than or equal to 0 ℃: less than or equal to 30 min;
(2) Stabilizing to a set temperature for a time when the temperature in the cabin is more than or equal to-10 ℃ and less than or equal to 0 ℃: less than or equal to 20 min;
(3) Stabilizing to a set temperature for a time within a range of-25 ℃ to-10 ℃: less than or equal to 40 min;
the temperature control adopts a compensation method and consists of a heat production module and a refrigeration module; the air temperature in the low-pressure cabin is reduced to a set value, then the heat generating module is accurately controlled in a stepless adjusting mode, the temperature is stabilized at the set value, and meanwhile, the fan is started to ensure that the temperature in the cabin reaches the set temperature and is uniform. The refrigeration module has an energy regulation means, and realizes a 0 to 100% stepless regulation function by combining graded regulation and electronic regulation;
the moisture production module and the heat production module are used in a superposition manner to realize humidity adjustment, so that the dew point temperature can reach-25 ℃;
when a test is started, firstly, the humidity of air in a cabin is adjusted to be about 30% by using a humidity producing module, then, a heat generating module is started to reduce the humidity to a set humidity, if the set humidity is lower, the humidity producing module and the heat generating module are started simultaneously to quickly reduce the humidity, the humidity of the test cabin is automatically controlled by overlapping the humidity producing module and the heat generating module, and a fan can be started to ensure that the humidity of the test cabin is uniform, wherein the wind speed is less than 0.2m/s;
the humidity control range is 10% RH-95% RH, the humidity control accuracy is + -3% RH, the concrete processing procedures are as follows: when the set humidity is more than or equal to 30 percent RH, directly cooling and dehumidifying by a refrigeration module, and reaching the set humidity within 30 minutes; when the set humidity is less than or equal to 30%, because the cooling and dehumidifying capacity is limited, when the humidity is reduced to 30%, a heat-generating module dehumidifying device needs to be started, and the device is used for reducing the humidity to the target humidity;
when the atmospheric pressure is 101kPa, the humidity adjusting range is as follows:
(1) The humidity control range is 10% RH to 30% RH when the temperature is more than or equal to 50 ℃ and less than 80 ℃;
(2) The humidity control range is 10% RH to 95% RH when the temperature is more than or equal to 0 ℃ and less than 50 ℃;
(3) A humidity adjustment range of 10% RH-50% RH when the temperature is not less than 12 ℃ and less than 0 ℃;
(4) The humidity control range is 20% RH-30% RH when the temperature is-25 ℃ or more and less than-12 ℃.
At an atmospheric pressure of 48kPa, the humidity adjustment ranges are as follows:
(1) The humidity adjustment range is 10% RH to 25% RH when the temperature is more than or equal to 50 ℃ and less than 60 ℃;
(2) A humidity adjustment range of 10% RH to 50% RH when the temperature is not less than 40 ℃ and less than 50 ℃;
(3) The humidity adjustment range is 10% RH to 85% RH when the temperature is more than or equal to 30 ℃ and less than 40 ℃;
(4) The humidity control range is 10% RH to 95% RH when the temperature is more than or equal to 0 ℃ and less than 30 ℃;
(5) The humidity control range is 10% RH to 50% RH when the temperature is more than or equal to-12 ℃ and less than 0 ℃;
(6) The humidity control range is 30% RH-50% RH when the temperature is not less than-25 ℃ and less than-12 ℃.
The temperature and the humidity are both compensated by adopting a compensation method, namely, the temperature and the humidity are reduced to be below a set value, then the temperature and the humidity are compensated to reach the set temperature in a heating and humidifying mode, the temperature and the humidity in a ventilation system are independently controlled, the temperature is directly controlled by convection circulation, and the humidity is combined by a heat generating module and a humidity generating module; when the air conditioner works under a low-pressure working condition, the temperature is controlled by adopting air convection temperature, so that a closed space is formed in the cabin, and the temperature in the cabin is maintained through air convection regulation; the humidity is superposed and used by the humidity generating module and the heat generating module, and the adjusted humidity is sent to the experiment area through the air pipe to be uniformly mixed;
the air inlet of the ventilation system can influence the pressure, so that the maximum air volume and the leakage rate are considered when the vacuum pump is selected, and then the frequency of the vacuum pump is adjusted in a stepless frequency conversion mode to be automatically adjusted according to the monitored pressure fluctuation condition in the cabin so as to adapt to the change of the pressure and maintain the pressure stability;
an emergency stop device is arranged in the test chamber, and an experimenter can close the vacuum pump through one key of an emergency stop button.
The present application is described in further detail below with reference to fig. 1 and 2:
a) Preparation work before operation
(1) Confirming that the object delivery cylinder and the sealing cabin door in the test area of the test cabin are closed;
(2) Switching a three-way valve of the air pumping system to a test cabin loop, and starting a vacuum pump until the pressure reaches 48kPa;
(3) And (5) closing the vacuum pump, and maintaining the pressure for 30min if the pressure is unchanged. The test can be started.
b) When the experiment began, earlier with producing wet module with under-deck air humidity control to about 30%, then open the heat production module and reduce humidity to setting up humidity, if set for humidity lower, open simultaneously and produce wet module and heat production module, reduce humidity fast, through producing wet module and heat production module stack use, carry out automatic control to the humidity of proof chamber, for the humidity of guaranteeing the proof chamber is even, can open the fan, the wind speed is <0.2m/s. The humidity control range of the apparatus was 10% RH to 95% RH, and the humidity control accuracy was. + -. 3% RH. The specific treatment process comprises the following steps: when the set humidity is more than or equal to 30 percent RH, the set humidity can be reached within 30 minutes by directly cooling and dehumidifying with the refrigeration module; when the set humidity is less than or equal to 30%, because the cooling and dehumidifying capacity is limited, when the humidity is reduced to 30%, a heat-generating module dehumidifying device needs to be started, and the device is used for reducing the humidity to the target humidity;
c) The temperature control is composed of a heat production module and a refrigeration module; the air temperature in the low-pressure cabin is reduced to a set value, then the heat generating module is accurately controlled in a stepless adjusting mode to enable the temperature to be stable at the set value, the fan is started at the same time to ensure that the temperature in the cabin reaches the set temperature and is uniform, the refrigerating module has an energy adjusting means, and the stepless adjusting function of 0-100% is realized by combining graded adjustment and electronic adjustment. The moisture production module and the heat production module are used in a superposition manner to realize humidity adjustment, so that the dew point temperature can reach-25 ℃;
d) The temperature and the humidity are compensated by adopting a compensation method, namely, the temperature and the humidity are reduced to be lower than a set value, and then the set temperature is achieved by means of compensation in a heating and humidifying mode. Temperature and humidity adopt independent control in this ventilation system, and direct convection circulation control is adopted to the temperature, and humidity adopts the combination of heat production module + wet module of producing. When the air conditioner works under a low-pressure working condition, the temperature is controlled by adopting air convection temperature, so that a closed space is formed in the cabin, and the temperature in the cabin is maintained through air convection regulation; the humidity is superposed and used by the humidity generating module and the heat generating module, and the adjusted humidity is sent to the experiment area through the air pipe to be uniformly mixed;
e) The air inlet of the ventilation system can influence the pressure, and the frequency of the vacuum pump is adjusted in a stepless frequency conversion mode to be automatically adjusted according to the monitored pressure fluctuation condition in the cabin so as to adapt to the change of the pressure and maintain the stable pressure;
f) In the test process, when articles need to be transmitted outwards through the object transfer cylinder, the stop valve on the object transfer cylinder in the test chamber is opened firstly, when the pressure gauge at the front end of the stop valve displays the pressure in the chamber to be consistent, the stop valve is closed, the object transfer cylinder door in the chamber is opened, the articles are put in, and the object transfer cylinder door in the chamber is closed. Opening a stop valve near the delivery cylinder outside the cabin until the pressure in the delivery cylinder is consistent with the atmospheric pressure, closing the stop valve, opening a delivery cylinder door outside the cabin to take out articles, and closing the delivery cylinder door;
g) In the test process, when the testers and the articles need to be taken out of the cabin body, the three-way valve of the air pumping system is switched to the transition cabin, before the testers are taken out, the pressure of the transition cabin is reduced to be consistent with that in the cabin through the vacuum pump, after the testers enter the transition cabin, the sealed cabin door of the test cabin is closed, and then the emergency relief valve at the top of the transition cabin releases the pressure to the atmospheric pressure, so that the cabin door of the transition cabin can be opened to be taken out;
h) In the test process, when testers and articles need to enter the cabin body, the three-way valve of the air exhaust system is switched to the transition cabin, the testers firstly enter the transition cabin, the pressure of the transition cabin is reduced to be consistent with that of the cabin through the vacuum pump, and then the sealed cabin door of the test cabin is opened to enter the test cabin;
i) After the test is finished, cutting off the power supplies of all the equipment of the air exhaust system and the ventilation system (except the emergency pressure release valve), and opening the emergency pressure release valve until the pressure in the cabin is consistent with the atmospheric pressure;
and stopping running and stopping operation of the test device for complex environment comprehensive experiment simulation.
Claims (3)
1. A comprehensive simulation test device for electromechanical equipment based on complex environment comprises: the test chamber is characterized in that: the test chamber is internally provided with a middle partition wall, the middle partition wall divides the test chamber into a ventilation system and a test area, the ventilation system comprises a moisture producing module, the moisture producing module is connected with a heat producing module, the heat producing module is connected with a refrigerating module, the refrigerating module is connected with a fan through a pipeline, the fan is connected with an air volume adjusting valve A through a pipeline, the moisture producing module is connected with an air volume adjusting valve B through a pipeline, the top of the test chamber is provided with an air pumping system, the air pumping system comprises a vacuum pump, the vacuum pump is respectively connected with an electric adjusting valve A and an electric adjusting valve B through an electric three-way valve, the electric adjusting valve B is connected with the test chamber through a one-way valve B, and the electric adjusting valve A is connected with the test chamber through the one-way valve A.
2. The comprehensive simulation test device for electromechanical equipment based on complex environment as claimed in claim 1, wherein: the lateral wall of test chamber on install observation window, pass a thing section of thick bamboo respectively, the top and the below of passing a thing section of thick bamboo install stop valve A, stop valve B respectively, the test chamber have a cockpit, the both sides of cockpit install sealed hatch door, transition hatch door respectively, the lateral wall of cockpit on have urgent relief valve B through the tube coupling, the test district lateral wall on have urgent relief valve B through the tube coupling.
3. The comprehensive simulation test device for electromechanical equipment based on complex environment as claimed in claim 2, wherein: the test chamber comprises a heat insulation layer, a steel plate is arranged inside the heat insulation layer, a group of square tube keels are welded and fixed on the inner side of the steel plate respectively, and the middle isolation wall is fixed on the side faces of the two opposite square tube keels.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116718887A (en) * | 2023-06-15 | 2023-09-08 | 中国南方电网有限责任公司超高压输电公司广州局 | Semiconductor thyristor conductive detection equipment with multi-environment simulation function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116718887A (en) * | 2023-06-15 | 2023-09-08 | 中国南方电网有限责任公司超高压输电公司广州局 | Semiconductor thyristor conductive detection equipment with multi-environment simulation function |
| CN116718887B (en) * | 2023-06-15 | 2024-04-19 | 中国南方电网有限责任公司超高压输电公司广州局 | Semiconductor thyristor conductive detection equipment with multi-environment simulation function |
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