CN116468583A - Hydrogen fuel cell environment test cabin safety management system and safety management strategy - Google Patents
Hydrogen fuel cell environment test cabin safety management system and safety management strategy Download PDFInfo
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- CN116468583A CN116468583A CN202310341329.3A CN202310341329A CN116468583A CN 116468583 A CN116468583 A CN 116468583A CN 202310341329 A CN202310341329 A CN 202310341329A CN 116468583 A CN116468583 A CN 116468583A
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- 238000012360 testing method Methods 0.000 title claims abstract description 124
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 120
- 239000001257 hydrogen Substances 0.000 title claims abstract description 120
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 118
- 239000000446 fuel Substances 0.000 title claims abstract description 29
- 238000001514 detection method Methods 0.000 claims abstract description 119
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 98
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 49
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 49
- 230000000007 visual effect Effects 0.000 claims abstract description 44
- 239000000779 smoke Substances 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims description 39
- 238000004891 communication Methods 0.000 claims description 31
- 230000007613 environmental effect Effects 0.000 claims description 24
- 238000012544 monitoring process Methods 0.000 claims description 12
- 239000007789 gas Substances 0.000 claims description 8
- 238000004088 simulation Methods 0.000 claims description 8
- 238000005057 refrigeration Methods 0.000 claims description 6
- 230000002159 abnormal effect Effects 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
- 150000002431 hydrogen Chemical class 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
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- G01K13/00—Thermometers specially adapted for specific purposes
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- 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
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- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/22—Fuel cells in which the fuel is based on materials comprising carbon or oxygen or hydrogen and other elements; Fuel cells in which the fuel is based on materials comprising only elements other than carbon, oxygen or hydrogen
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Abstract
The invention relates to the technical field of hydrogen fuel cell environment test, in particular to a safety management system of a hydrogen fuel cell environment test cabin, which comprises a rack, a test cabin, a detection unit and an execution unit, wherein the detection unit comprises an environment parameter detection subunit and a fault detection subunit, the environment parameter detection subunit comprises a smoke detection module, a fire detection module, a temperature detection module and a hydrogen detection module, the fault detection subunit comprises a rack fault module and a test cabin fault module, the execution unit comprises an audible and visual alarm control module, an exhaust fan control module, an in-cabin equipment control module, a hydrogen supply control module, a carbon dioxide fire extinguishing control module and a rack control module.
Description
Technical Field
The invention belongs to the technical field of hydrogen fuel cell environment tests, and particularly relates to a hydrogen fuel cell environment test cabin safety management system and a safety management strategy.
Background
The hydrogen energy is a clean energy, and along with the improvement of environmental awareness and environmental protection requirements, more and more mobile devices begin to adopt a hydrogen fuel cell as a power source, so that the environmental test of the hydrogen fuel cell is particularly important before the hydrogen fuel cell is put into use, and the safety of the environmental test cabin of the hydrogen fuel cell in the test process is particularly important because the hydrogen fuel cell needs to be continuously introduced during the test.
Therefore, the safety management system and the safety management strategy of the hydrogen fuel cell environment test cabin are provided, and different safety management instructions are carried out by the execution unit according to the detected information by detecting environment parameters, monitoring communication data connection and detecting faults, so that the safety of the hydrogen fuel cell in the test process is comprehensively ensured.
Disclosure of Invention
The purpose of the invention is that: the safety management system and the safety management strategy of the hydrogen fuel cell environment test cabin are provided for solving the problems in the background technology.
In order to achieve the technical purpose, the invention adopts the following technical scheme:
the safety management system of the hydrogen fuel cell environment test cabin comprises a rack, a test cabin, a detection unit and an execution unit, wherein the detection unit comprises an environment parameter detection subunit and a fault detection subunit, the environment parameter detection subunit comprises a smoke detection module, a fire detection module, a temperature detection module and a hydrogen detection module, the fault detection subunit comprises a rack fault module and a test cabin fault module,
the smoke detection module is used for detecting smoke parameters in the test cabin;
the fire detection module is used for detecting and judging fire hidden danger parameters in the test cabin;
the temperature detection module is used for detecting temperature parameters in the test cabin;
the hydrogen detection module is used for detecting hydrogen leakage concentration parameters in the test cabin;
the rack fault module is used for monitoring the rack fault condition;
the test cabin fault module is used for monitoring the internal fault condition of the test cabin;
the execution unit comprises an audible and visual alarm control module, an exhaust fan control module, an in-cabin equipment control module, a hydrogen supply control module, a carbon dioxide fire extinguishing control module and a rack control module, wherein,
the audible and visual alarm control module is used for controlling audible and visual alarm;
the exhaust fan control module is used for controlling the start and stop of the exhaust fan;
the in-cabin equipment control module is used for controlling the start and stop of the in-cabin equipment;
the hydrogen supply control module is used for controlling the on-off supply of hydrogen in the test cabin;
the carbon dioxide fire extinguishing control module is used for controlling the start and stop of the carbon dioxide fire extinguishing device;
the rack control module is used for controlling the start and stop of the rack.
The test cabin fault module comprises an overtemperature fault sub-module, a circulating fan fault sub-module, a refrigerating device fault sub-module, a humidifier fault sub-module and a plateau simulation device fault sub-module.
The detection unit further comprises a communication detection subunit, and the communication detection subunit is used for monitoring data communication between the rack and the environmental cabin.
The hydrogen detection module comprises a primary alarm sub-module and a secondary alarm sub-module, and the audible and visual alarm control module comprises a green light indication sub-module, a yellow light alarm sub-module, a red light alarm sub-module and an audible alarm sub-module.
The invention also provides a safety management strategy of the safety management system of the hydrogen fuel cell environment test cabin, wherein the safety management strategy comprises an environment detection sub-safety strategy, a communication detection sub-safety strategy and a fault detection sub-safety strategy, and the environment detection sub-safety strategy comprises the following sub-processes:
sub-process 100: when the smoke detection module detects that the smoke parameter in the test cabin reaches a preset value, or when the fire detection module detects and judges that the fire hidden danger parameter in the test cabin reaches the preset value, or when the temperature detection module detects that the temperature parameter in the test cabin reaches the preset value, the green light indication sub-module is closed by the audible and visual alarm control module, and meanwhile, the yellow light alarm sub-module, the red light alarm sub-module and the audible alarm sub-module are started to inspire audible and visual alarm, and the equipment control module in the cabin controls equipment in the test cabin to stop;
sub-flow 200: the hydrogen detection module detects hydrogen leakage concentration parameters in the test cabin, when the concentration parameters reach a preset value of a primary alarm sub-module, the audible and visual alarm control module starts the green light indication sub-module to primary the yellow light alarm sub-module, closes the red light alarm sub-module and the audible alarm sub-module, the exhaust fan control module controls the start exhaust of the exhaust fan, the cabin equipment control module controls the normal operation of the test cabin equipment, the hydrogen supply control module controls the normal supply ventilation of the hydrogen in the test cabin, the carbon dioxide fire extinguishing control module controls the carbon dioxide fire extinguishing device to be in a closed state, and the rack control module controls the rack to normally operate;
sub-flow 201: the hydrogen detection module detects hydrogen leakage concentration parameters in the test cabin, when the concentration parameters reach a preset value of the secondary alarm sub-module, the audible and visual alarm control module closes the green light indication sub-module, meanwhile, the yellow light alarm sub-module, the red light alarm sub-module and the audible and visual alarm sub-module are started to inspire audible and visual alarm, the exhaust fan control module controls the start-up of the exhaust fan to exhaust air, the equipment control module in the cabin controls the equipment in the test cabin to stop, the hydrogen supply control module controls the hydrogen in the test cabin to cut off and supply to stop gas, the carbon dioxide fire extinguishing control module controls the carbon dioxide fire extinguishing device to be in a closed state, and the rack control module controls the rack to stop.
The sub-process 100 further includes a sub-process 101: when the smoke parameter, the fire hazard parameter and the temperature parameter detected in the sub-process 100 meet the conditions of two or more conditions, the hydrogen supply control module controls the hydrogen in the test cabin to cut off and stop the supply, the carbon dioxide fire extinguishing control module controls the carbon dioxide fire extinguishing device to be started, and the rack control module controls the rack to stop.
The communication detection sub-security policy comprises the following sub-processes:
sub-flow 300: the communication detection subunit monitors data communication between the bench and the environmental cabin, when communication abnormal signals are lost for a preset time, the audible and visual alarm control module is used for closing the green light indication submodule and the audible and visual alarm submodule, meanwhile, the yellow light alarm submodule and the red light alarm submodule are opened, the exhaust fan control module is used for controlling the exhaust fan to be closed, the cabin equipment control module is used for controlling the shutdown of the equipment in the test cabin, the hydrogen supply control module is used for controlling the hydrogen in the test cabin to cut off supply and stop gas, the carbon dioxide fire extinguishing control module is used for controlling the carbon dioxide fire extinguishing device to be in a closed state, and the bench control module is used for controlling the shutdown of the bench.
The fault detection sub-security policy comprises the following sub-processes:
sub-flow 400: when the bench fault module detects bench fault shutdown, the hydrogen supply control module controls the hydrogen in the test cabin to cut off supply and shut down, and the carbon dioxide fire extinguishing control module controls the carbon dioxide fire extinguishing device to be in a closed state;
sub-process 500: when the fault alarm is detected by the test cabin fault module, the equipment in the cabin is controlled by the equipment control module in the cabin to stop, the carbon dioxide fire extinguishing control module controls the carbon dioxide fire extinguishing device to be in a closed state, and the rack control module controls the rack to stop.
The sub-process 500 further includes the following processes:
sub-flow 501: detecting an overtemperature fault by the overtemperature fault submodule;
detecting a fan fault by the circulating fan fault sub-module;
detecting a refrigeration failure by the refrigeration device failure submodule;
detecting a plateau simulation fault by the plateau simulation device fault submodule;
when any one or more faults are detected, the green light indication sub-module is closed by the audible and visual alarm control module, the yellow light alarm sub-module, the red light alarm sub-module and the audible alarm sub-module start audible and visual alarms, and meanwhile, the hydrogen supply control module controls the hydrogen in the test cabin to cut off supply and stop gas;
sub-flow 502: and when the humidifier fault is detected, the green light indication sub-module, the red light warning sub-module and the sound warning sub-module are closed by the sound-light warning control module, the yellow light warning sub-module is opened, and meanwhile, the hydrogen supply control module controls the normal supply and ventilation of hydrogen in the test cabin.
According to the invention, by detecting the environmental parameters, monitoring the communication data connection and detecting faults, different safety management instructions are carried out by the execution unit according to the detected information, so that the safety of the hydrogen fuel cell in the test process is comprehensively ensured.
Drawings
The invention may be further illustrated by means of non-limiting examples given in the accompanying drawings.
FIG. 1 is a system diagram of a hydrogen fuel cell environmental test chamber safety management system of the present invention;
FIG. 2 is a schematic diagram of an environmental parameter detection subunit, a fault detection subunit, and a communication detection subunit of a detection unit of the hydrogen fuel cell environmental test cabin safety management system of the present invention;
FIG. 3 is a schematic diagram of an execution unit of the hydrogen fuel cell environmental test chamber safety management system of the present invention;
Detailed Description
In order that those skilled in the art will better understand the present invention, the following technical scheme of the present invention will be further described with reference to the accompanying drawings and examples.
The hydrogen fuel cell environment test cabin safety management system shown in fig. 1-3 comprises a rack, a test cabin, a detection unit and an execution unit, wherein the detection unit comprises an environment parameter detection subunit and a fault detection subunit, the environment parameter detection subunit comprises a smoke detection module, a fire detection module, a temperature detection module and a hydrogen detection module, the fault detection subunit comprises a rack fault module and a test cabin fault module,
the smoke detection module is used for detecting smoke parameters in the test cabin;
the fire detection module is used for detecting and judging fire hidden danger parameters in the test cabin;
the temperature detection module is used for detecting temperature parameters in the test cabin;
the hydrogen detection module is used for detecting hydrogen leakage concentration parameters in the test cabin;
the rack fault module is used for monitoring the rack fault condition;
the test cabin fault module is used for monitoring the internal fault condition of the test cabin and comprises an overtemperature fault sub-module, a circulating fan fault sub-module, a refrigerating device fault sub-module, a humidifier fault sub-module and a plateau simulation device fault sub-module;
the execution unit comprises an audible and visual alarm control module, an exhaust fan control module, an in-cabin equipment control module, a hydrogen supply control module, a carbon dioxide fire extinguishing control module and a rack control module,
the audible and visual alarm control module is used for controlling audible and visual alarm;
the exhaust fan control module is used for controlling the start and stop of the exhaust fan;
the in-cabin equipment control module is used for controlling the start and stop of the in-cabin equipment;
the hydrogen supply control module is used for controlling the on-off supply of hydrogen in the test cabin;
the carbon dioxide fire extinguishing control module is used for controlling the start and stop of the carbon dioxide fire extinguishing device;
the rack control module is used for controlling the start and stop of the rack.
Further, the detection unit further comprises a communication detection subunit, and the communication detection subunit is used for monitoring data communication between the rack and the environmental cabin.
Further, the hydrogen detection module comprises a primary alarm sub-module and a secondary alarm sub-module, and the audible and visual alarm control module comprises a green light indication sub-module, a yellow light alarm sub-module, a red light alarm sub-module and an audible alarm sub-module.
In this embodiment, the detection unit is composed of an environmental parameter detection subunit, a communication detection subunit and a fault detection subunit, and monitors environmental parameters inside the environmental cabin under the detection of each detection module (a smoke detection module, a fire detection module, a temperature detection module and a hydrogen detection module (a primary alarm subunit and a secondary alarm subunit)) of the environmental parameter detection subunit to obtain the environmental parameters;
meanwhile, the communication detection subunit also monitors data communication between the bench and the environmental cabin;
the fault detection sub-units can monitor and feed back faults in real time through the fault modules (a rack fault module, a test cabin fault module (an overtemperature fault sub-module, a circulating fan fault sub-module, a refrigerating device fault sub-module, a humidifier fault sub-module and a plateau simulation device fault sub-module);
under the monitoring of the detection unit, the safety management execution instruction is output by the corresponding execution module through the audible and visual alarm control module (green light indication sub-module, yellow light alarm sub-module, red light alarm sub-module and audible alarm sub-module), the exhaust fan control module, the in-cabin equipment control module, the hydrogen supply control module, the carbon dioxide fire extinguishing control module and the rack control module, so that the safety of the hydrogen fuel cell environment test cabin in the test process is comprehensively ensured.
On the basis of the safety management system of the hydrogen fuel cell environment test cabin, a corresponding safety management strategy is provided, wherein the safety management strategy comprises an environment detection sub-safety strategy, a communication detection sub-safety strategy and a fault detection sub-safety strategy, the environment detection safety strategy can feed back according to detected environment parameters and execute a corresponding safety management instruction, the communication detection sub-safety strategy can execute the corresponding safety management instruction according to the monitored data communication condition, the fault detection sub-safety strategy can execute the corresponding safety management instruction according to the monitored fault condition, and the safety matrix table is specifically referred to as follows:
the environment detection sub-security policy comprises the following sub-processes:
sub-process 100: when the smoke sensing detection module detects that the smoke parameters in the test cabin reach a preset value, or when the fire detection module detects and judges that the fire hidden danger parameters in the test cabin reach the preset value, or when the temperature detection module detects that the temperature parameters in the test cabin reach the preset value, the audible and visual alarm control module turns off the green light indication sub-module, and meanwhile the yellow light alarm sub-module, the red light alarm sub-module and the audible alarm sub-module turn on the audible and visual alarm, and the equipment control module in the cabin controls equipment in the test cabin to stop;
sub-flow 101: when the smoke parameter, the fire hidden danger parameter and the temperature parameter detected in the sub-process 100 meet the conditions of two or more conditions, the hydrogen supply control module controls the hydrogen in the test cabin to cut off the supply and stop the gas, the carbon dioxide fire extinguishing control module controls the carbon dioxide fire extinguishing device to be started, and the rack control module controls the rack to stop;
through sub-process 100 and sub-process 101, when smog parameter, conflagration hidden danger parameter and temperature parameter reach the warning default, report an emergency and ask for help or increased vigilance through audible and visual alarm control module, the while equipment control module is shut down experimental cabin equipment, guarantee the security of test process, concretely, if above-mentioned warning satisfies two kinds and more circumstances and takes place simultaneously, hydrogen can be cut off by hydrogen supply control module and supply, avoid hydrogen to keep on, the rack control module controls the rack to shut down, interrupt the test, and carbon dioxide extinguishing control module controls carbon dioxide extinguishing device to open, avoid the conflagration to take place, the security in the experimental cabin has been guaranteed.
Sub-flow 200: the hydrogen detection module detects hydrogen leakage concentration parameters in the test cabin, when the concentration parameters reach a preset value of the primary alarm sub-module, the audible and visual alarm control module starts the green light indication sub-module to start the primary yellow light alarm sub-module, closes the red light alarm sub-module and the audible alarm sub-module, the exhaust fan control module controls the start of the exhaust fan to exhaust air, the equipment control module in the cabin controls the equipment in the test cabin to normally operate, the hydrogen supply control module controls the hydrogen in the test cabin to normally supply and ventilate, the carbon dioxide fire extinguishing control module controls the carbon dioxide fire extinguishing device to be in a closed state, and the rack control module controls the rack to normally operate;
sub-flow 201: the hydrogen detection module detects hydrogen leakage concentration parameters in the test cabin, when the concentration parameters reach a preset value of the secondary alarm sub-module, the audible and visual alarm control module closes the green light indication sub-module, meanwhile, the yellow light alarm sub-module, the red light alarm sub-module and the audible and visual alarm sub-module start to give audible and visual alarm, the air exhaust fan control module controls the start of the air exhaust fan to exhaust air, the cabin equipment control module controls equipment in the test cabin to stop, the hydrogen supply control module controls the hydrogen in the test cabin to cut off and stop, the carbon dioxide fire extinguishing control module controls the carbon dioxide fire extinguishing device to be in a closed state, and the rack control module controls the rack to stop.
Through sub-flow 200 and sub-flow 201, when the hydrogen leakage concentration parameter reaches the preset value of the primary alarm sub-module, the preset value of the primary alarm sub-module is low concentration alarm, at this time, the yellow light alarm sub-module gives out an alarm, the fan is controlled to start by the air exhaust fan control module, the leaked hydrogen is exhausted, the hydrogen leakage concentration in the test cabin is reduced, the test of the hydrogen fuel cell cannot be influenced, and when the hydrogen leakage concentration parameter reaches the preset value of the secondary alarm sub-module, the preset value of the secondary alarm sub-module is high concentration alarm, at this time, the yellow light alarm sub-module, the red light alarm sub-module and the sound alarm sub-module start to give out sound and light alarm, the air exhaust fan control module controls the fan to start, exhaust the leaked hydrogen, reduce the hydrogen leakage concentration in the test cabin, and simultaneously cut off the supply of the hydrogen, and the test is stopped, thereby ensuring the safety in the test process.
The communication detection sub-security policy comprises the following sub-processes:
sub-flow 300: when the abnormal communication signal is lost for 30 seconds, the green light indication sub-module and the sound alarm sub-module are closed by the sound-light alarm control module, meanwhile, the yellow light alarm sub-module and the red light alarm sub-module are opened, the exhaust fan control module controls the exhaust fan to be closed, the equipment in the cabin is controlled by the equipment control module in the cabin to stop, the hydrogen in the test cabin is controlled by the hydrogen supply control module to cut off and supply and stop, the carbon dioxide fire extinguishing device is controlled by the carbon dioxide fire extinguishing control module to be in a closed state, and the bench is controlled by the rack control module to stop.
When the communication is abnormal, in order to ensure the safety of the inside of the test cabin, the yellow light alarming submodule and the red light alarming submodule sound alarming submodule are started to alarm, the exhaust fan is closed, equipment in the test cabin is stopped, the hydrogen is cut off to supply and stop, the bench is stopped, the test is stopped, and the safety in the test process is ensured.
The fault detection sub-security policy comprises the following sub-flows:
sub-flow 400: when the bench fault module detects bench fault shutdown, the hydrogen supply control module controls the hydrogen in the test cabin to cut off the supply and shutdown, and the carbon dioxide fire extinguishing control module controls the carbon dioxide fire extinguishing device to be in a closed state;
sub-process 500: when the fault alarm is detected by the fault module of the test cabin, the equipment control module in the cabin controls equipment in the test cabin to stop, the carbon dioxide fire extinguishing control module controls the carbon dioxide fire extinguishing device to be in a closed state, and the rack control module controls the rack to stop;
sub-flow 501: detecting an overtemperature fault by an overtemperature fault submodule;
detecting a fan fault by a circulating fan fault sub-module;
detecting a refrigeration failure by a refrigeration device failure submodule;
detecting the altitude simulated fault by a fault submodule of the altitude simulated device;
when any one or more faults are detected, the green light indication sub-module is turned off by the audible and visual alarm control module, the yellow light alarm sub-module, the red light alarm sub-module and the audible and visual alarm sub-module are turned on to give audible and visual alarm, and meanwhile, the hydrogen supply control module controls the hydrogen in the test cabin to cut off supply and stop gas;
sub-flow 502: the humidifier fault is detected by the humidifier fault submodule, when the humidifier fault is detected, the green light indication submodule, the red light warning submodule and the sound warning submodule are closed by the sound-light warning control module, the yellow light warning submodule is opened, and meanwhile, the hydrogen supply control module controls the hydrogen in the test cabin to be normally supplied and ventilated.
When the bench fault and the test cabin fault are detected, different safety management instructions can be executed according to different fault conditions through the sub-process 400, the sub-process 500, the sub-process 501 and the sub-process 502, so that the safety in the test process is ensured.
The above embodiments are merely illustrative of the principles of the present invention and its effectiveness, and are not intended to limit the invention. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the invention. Accordingly, it is intended that all equivalent modifications and variations of the invention be covered by the claims of this invention, which are within the skill of those skilled in the art, can be made without departing from the spirit and scope of the invention disclosed herein.
Claims (9)
1. The utility model provides a hydrogen fuel cell environment test cabin safety control system, includes rack, test cabin, detecting element and execution unit, its characterized in that: the detection unit comprises an environment parameter detection subunit and a fault detection subunit, the environment parameter detection subunit comprises a smoke sensing detection module, a fire detection module, a temperature detection module and a hydrogen detection module, the fault detection subunit comprises a bench fault module and a test cabin fault module, wherein,
the smoke detection module is used for detecting smoke parameters in the test cabin;
the fire detection module is used for detecting and judging fire hidden danger parameters in the test cabin;
the temperature detection module is used for detecting temperature parameters in the test cabin;
the hydrogen detection module is used for detecting hydrogen leakage concentration parameters in the test cabin;
the rack fault module is used for monitoring the rack fault condition;
the test cabin fault module is used for monitoring the internal fault condition of the test cabin;
the execution unit comprises an audible and visual alarm control module, an exhaust fan control module, an in-cabin equipment control module, a hydrogen supply control module, a carbon dioxide fire extinguishing control module and a rack control module, wherein,
the audible and visual alarm control module is used for controlling audible and visual alarm;
the exhaust fan control module is used for controlling the start and stop of the exhaust fan;
the in-cabin equipment control module is used for controlling the start and stop of the in-cabin equipment;
the hydrogen supply control module is used for controlling the on-off supply of hydrogen in the test cabin;
the carbon dioxide fire extinguishing control module is used for controlling the start and stop of the carbon dioxide fire extinguishing device;
the rack control module is used for controlling the start and stop of the rack.
2. The hydrogen fuel cell environmental test chamber safety management system of claim 1, wherein: the test cabin fault module comprises an overtemperature fault sub-module, a circulating fan fault sub-module, a refrigerating device fault sub-module, a humidifier fault sub-module and a plateau simulation device fault sub-module.
3. The hydrogen fuel cell environmental test chamber safety management system of claim 2, wherein: the detection unit further comprises a communication detection subunit, and the communication detection subunit is used for monitoring data communication between the rack and the environmental cabin.
4. The hydrogen fuel cell environmental test chamber safety management system of claim 3, wherein: the hydrogen detection module comprises a primary alarm sub-module and a secondary alarm sub-module, and the audible and visual alarm control module comprises a green light indication sub-module, a yellow light alarm sub-module, a red light alarm sub-module and an audible alarm sub-module.
5. A safety management strategy for use in a hydrogen fuel cell environmental test chamber safety management system as claimed in any one of claims 1 to 4, characterized in that: the security management policy comprises an environment detection sub-security policy, a communication detection sub-security policy and a fault detection sub-security policy, wherein the environment detection sub-security policy comprises the following sub-processes:
sub-process 100: when the smoke detection module detects that the smoke parameter in the test cabin reaches a preset value, or when the fire detection module detects and judges that the fire hidden danger parameter in the test cabin reaches the preset value, or when the temperature detection module detects that the temperature parameter in the test cabin reaches the preset value, the green light indication sub-module is closed by the audible and visual alarm control module, and meanwhile, the yellow light alarm sub-module, the red light alarm sub-module and the audible alarm sub-module are started to inspire audible and visual alarm, and the equipment control module in the cabin controls equipment in the test cabin to stop;
sub-flow 200: the hydrogen detection module detects hydrogen leakage concentration parameters in the test cabin, when the concentration parameters reach a preset value of a primary alarm sub-module, the audible and visual alarm control module starts the green light indication sub-module to primary the yellow light alarm sub-module, closes the red light alarm sub-module and the audible alarm sub-module, the exhaust fan control module controls the start exhaust of the exhaust fan, the cabin equipment control module controls the normal operation of the test cabin equipment, the hydrogen supply control module controls the normal supply ventilation of the hydrogen in the test cabin, the carbon dioxide fire extinguishing control module controls the carbon dioxide fire extinguishing device to be in a closed state, and the rack control module controls the rack to normally operate;
sub-flow 201: the hydrogen detection module detects hydrogen leakage concentration parameters in the test cabin, when the concentration parameters reach a preset value of the secondary alarm sub-module, the audible and visual alarm control module closes the green light indication sub-module, meanwhile, the yellow light alarm sub-module, the red light alarm sub-module and the audible and visual alarm sub-module are started to inspire audible and visual alarm, the exhaust fan control module controls the start-up of the exhaust fan to exhaust air, the equipment control module in the cabin controls the equipment in the test cabin to stop, the hydrogen supply control module controls the hydrogen in the test cabin to cut off and supply to stop gas, the carbon dioxide fire extinguishing control module controls the carbon dioxide fire extinguishing device to be in a closed state, and the rack control module controls the rack to stop.
6. The security management policy of claim 5, wherein: the sub-process 100 further includes a sub-process 101: when the smoke parameter, the fire hazard parameter and the temperature parameter detected in the sub-process 100 meet the conditions of two or more conditions, the hydrogen supply control module controls the hydrogen in the test cabin to cut off and stop the supply, the carbon dioxide fire extinguishing control module controls the carbon dioxide fire extinguishing device to be started, and the rack control module controls the rack to stop.
7. The security management policy of claim 6, wherein: the communication detection sub-security policy comprises the following sub-processes:
sub-flow 300: the communication detection subunit monitors data communication between the bench and the environmental cabin, when communication abnormal signals are lost for a preset time, the audible and visual alarm control module is used for closing the green light indication submodule and the audible and visual alarm submodule, meanwhile, the yellow light alarm submodule and the red light alarm submodule are opened, the exhaust fan control module is used for controlling the exhaust fan to be closed, the cabin equipment control module is used for controlling the shutdown of the equipment in the test cabin, the hydrogen supply control module is used for controlling the hydrogen in the test cabin to cut off supply and stop gas, the carbon dioxide fire extinguishing control module is used for controlling the carbon dioxide fire extinguishing device to be in a closed state, and the bench control module is used for controlling the shutdown of the bench.
8. The security management policy of claim 7, wherein: the fault detection sub-security policy comprises the following sub-processes:
sub-flow 400: when the bench fault module detects bench fault shutdown, the hydrogen supply control module controls the hydrogen in the test cabin to cut off supply and shut down, and the carbon dioxide fire extinguishing control module controls the carbon dioxide fire extinguishing device to be in a closed state;
sub-process 500: when the fault alarm is detected by the test cabin fault module, the equipment in the cabin is controlled by the equipment control module in the cabin to stop, the carbon dioxide fire extinguishing control module controls the carbon dioxide fire extinguishing device to be in a closed state, and the rack control module controls the rack to stop.
9. The security management policy of claim 8, wherein: the sub-process 500 further includes the following processes:
sub-flow 501: detecting an overtemperature fault by the overtemperature fault submodule;
detecting a fan fault by the circulating fan fault sub-module;
detecting a refrigeration failure by the refrigeration device failure submodule;
detecting a plateau simulation fault by the plateau simulation device fault submodule;
when any one or more faults are detected, the green light indication sub-module is closed by the audible and visual alarm control module, the yellow light alarm sub-module, the red light alarm sub-module and the audible alarm sub-module start audible and visual alarms, and meanwhile, the hydrogen supply control module controls the hydrogen in the test cabin to cut off supply and stop gas;
sub-flow 502: and when the humidifier fault is detected, the green light indication sub-module, the red light warning sub-module and the sound warning sub-module are closed by the sound-light warning control module, the yellow light warning sub-module is opened, and meanwhile, the hydrogen supply control module controls the normal supply and ventilation of hydrogen in the test cabin.
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