CN112198257A - Automatic detection system and method for combustible gas of gas relay - Google Patents
Automatic detection system and method for combustible gas of gas relay Download PDFInfo
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- 238000001514 detection method Methods 0.000 title claims abstract description 84
- 238000000034 method Methods 0.000 title claims abstract description 23
- 239000007789 gas Substances 0.000 claims abstract description 269
- 239000002912 waste gas Substances 0.000 claims abstract description 12
- 238000004458 analytical method Methods 0.000 claims abstract description 7
- 238000004590 computer program Methods 0.000 claims description 23
- 238000004140 cleaning Methods 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 8
- 238000003860 storage Methods 0.000 claims description 8
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 6
- 238000004868 gas analysis Methods 0.000 claims description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 3
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 claims description 3
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 3
- 239000005977 Ethylene Substances 0.000 claims description 3
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 3
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 10
- 230000006870 function Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/04—Preparation or injection of sample to be analysed
- G01N30/16—Injection
- G01N30/20—Injection using a sampling valve
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Abstract
The invention belongs to the technical field of power equipment, and particularly relates to an automatic detection system and method for combustible gas of a gas relay, which are suitable for gas alarm analysis of the gas relay caused by transformer faults. The invention is that three gas pipelines are connected on a gas taking tank, and a first pipeline and a second pipeline are respectively connected with a gas relay and a waste gas tank; and the other end of the gas separator is sequentially connected with the gas detector and the processor through the gas pipeline. The invention is applied to the detection of the content of the fault gas in the gas relay, and can realize the automatic detection of the content of each component in the fault gas. The method has the characteristics of short operation time and no need of manual operation, effectively avoids errors caused by manual operation, and remarkably improves the detection precision. And the automatic warning of fault gas can be realized, the requirement of gas content detection is met, the safety and stability of the operation of the transformer are ensured, and the method has extremely high economic and social benefits.
Description
Technical Field
The invention belongs to the technical field of power equipment, and particularly relates to an automatic detection system and method for combustible gas of a gas relay, which are suitable for gas alarm analysis of the gas relay caused by transformer faults.
Background
The power transformer is the electrical equipment in the core of the power system, and the safe operation of the power transformer directly influences the safe operation of the power grid. When the inside of the transformer breaks down, various fault characteristic gases can be decomposed from transformer oil, when the volume of the gas reaches a certain degree, the gas relay sends out an alarm signal, and operating personnel analyze the components and the concentration of the decomposed gas to further determine the fault reason.
At present, the gas detection method is to take gas from a gas taking box of a gas relay and then carry the gas to a field or a laboratory for testing. Because the test time is long and the operation process is complicated, the operator needs certain professional technical knowledge. However, there is some human error in the manual gas concentration detection, and therefore the possibility of gas escaping from the field back into the laboratory.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides an automatic detection system and method for combustible gas of a gas relay. The purpose of the invention is to realize automation of the gas detection process, a sampling test is not needed manually, and human errors and gas escape in the course can be effectively avoided.
The technical scheme adopted by the invention for realizing the purpose is as follows:
an automatic detection system for combustible gas of a gas relay is characterized in that three gas pipelines are connected to a gas taking tank, and a first pipeline and a second pipeline are respectively connected with the gas relay and a waste gas tank; and the other end of the gas separator is sequentially connected with the gas detector and the processor through the gas pipeline.
The air inlet on the air taking tank is connected with the air outlet on the air relay through an air pipeline provided with a liquid level sensor and an electromagnetic valve F1; the exhaust port on the gas taking tank is connected with the gas inlet on the waste gas tank through a gas pipeline provided with an electromagnetic valve F2; the gas outlet on the gas taking tank is connected with the gas inlet at one end of the gas separator through a gas pipeline provided with an electromagnetic valve F3 and an electromagnetic valve F4; the gas outlet at the other end of the gas separator is connected with the gas inlet at one end of the gas detector, and the data transmission end at the other end of the gas detector is connected with the data receiving end on the processor (10).
The air generator is connected to a gas pipeline between the solenoid valve F3 and the solenoid valve F4 through a gas pipeline, and the solenoid valve F5 is arranged on the gas pipeline.
A piston connected with a driving motor is arranged in the gas taking tank; the driving motor is connected with the upper part of the piston, and the piston is connected with the inner wall of the gas taking tank, so that the piston can freely slide in the gas taking tank under the driving of the driving motor.
An automatic detection method for combustible gas of a gas relay comprises the following steps:
step 1, preparing a state;
and 4, carrying out content detection and analysis on the fault gas.
The ready state includes:
opening solenoid valve F2; starting a driving motor to drive a piston to move leftwards to the left end of an air taking tank, and emptying residual fault gas in the air taking tank into an exhaust gas tank; closing solenoid valve F2; turning off the driving motor; the other solenoid valves are made to be in a closed state.
The cleaning state includes:
after the automatic detection system receives an alarm signal of the gas relay, the automatic detection system is opened to a cleaning state, the electromagnetic valve F3 and the electromagnetic valve F5 are opened, and the driving motor drives the piston to move to the right end to the rightmost end, so that the gas taking tank is filled with high-purity air;
closing the solenoid valve F3 and the solenoid valve F5, opening the solenoid valve F2, driving the motor to drive the piston to move to the leftmost end towards the left end, exhausting air and exhausting air into the waste gas tank;
the electromagnetic valve F2 is closed, the process is repeated for 2 times, and the gas taking tank is cleaned completely.
The gas-taking state comprises:
and opening an electromagnetic valve F1, driving a piston to move towards the right end by a driving motor until a liquid level sensor contacts oil, closing an electromagnetic valve F1, stopping the driving motor, and taking all fault gas which is generated by the transformer oil and is decomposed and accumulated in a gas relay into a gas taking tank.
The content detection and analysis of the fault gas comprises the following steps:
opening an electromagnetic valve F3 and an electromagnetic valve F4, driving a motor to drive a piston to move towards the left end, transmitting the fault gas in the gas taking tank to a gas separator, closing an electromagnetic valve F3, and stopping the driving motor;
opening an electromagnetic valve F5, transmitting high-purity air into the gas separator by the air generator, pushing fault gas to be separated in the gas separator, and sequentially enabling the fault gas separated in the gas separator to enter a gas detector for gas content detection; and closing the solenoid valve F4 and the solenoid valve F5, transmitting the detection result to the processor, and displaying and viewing data through the display.
The automatic detection system is also provided with a set alarm value, and when the gas content exceeds the set alarm value, an alarm signal is sent out; the automatic detection system is also provided with a gas analysis result alarm value, and the system issues alarm information according to the set value after the concentration of the fault gas is analyzed.
The gas detector detects the content of hydrogen, methane, ethane, ethylene, acetylene and carbon monoxide in the fault gas of the gas relay; a multi-loop chromatographic column is arranged in the gas separator; the automatic detection system automatically starts detection according to the alarm condition of the gas relay, and the detection time is 15-25 minutes.
An automatic detection device for combustible gas of a gas relay comprises:
a memory storing a computer program;
a processor executing the computer program;
wherein the processor, when executing the computer program, performs the steps of the detection method.
A computer storage medium having a computer program stored thereon, wherein the computer program, when executed by a processor, implements the steps of the detection method of the automatic detection system for combustible gas of a gas relay.
The invention has the following beneficial effects and advantages:
the automatic detection system and the method can be applied to the detection of the content of the fault gas in the gas relay, and realize the automatic detection of the content of each component in the fault gas through automatic gas taking, gas separation and gas detection after receiving the alarm information of the gas relay. The method also has the characteristics of short operation time and no need of manual operation, and can effectively avoid errors caused by manual operation. The automatic detection system adopts the multi-channel chromatographic columns in the gas detection process, so that the detection precision is obviously improved, and the fault gas alarm value can be set according to the needs of a user, so that the automatic fault gas alarm is realized, the requirement of detecting the content of the fault gas in the gas relay is met, the safety and the stability of the operation of the transformer are ensured, and the automatic detection system has extremely high economic benefit and social benefit. The system is suitable for gas alarm analysis of the gas relay caused by transformer faults.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of an automatic combustible gas detection system of a gas relay according to the invention.
In the figure: the gas relay comprises a gas relay 1, a liquid level sensor 2, a gas taking tank 3, a piston 4, a driving motor 5, an exhaust gas tank 6, an air generator 7, a gas separator 8, a gas detector 9, a processor 10, a solenoid valve F1, a solenoid valve F2, a solenoid valve F3, a solenoid valve F4 and a solenoid valve F5.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
The solution of some embodiments of the invention is described below with reference to fig. 1.
Example 1
The invention discloses an automatic detection system for combustible gas of a gas relay, which is shown in figure 1, wherein figure 1 is a schematic structural diagram of the automatic detection system for combustible gas of the gas relay.
The automatic detection system of the invention is that three gas pipelines are connected on a gas taking tank 3, and a first pipeline and a second pipeline are respectively connected with a gas relay 1 and a waste gas tank 6; and the third gas pipeline is respectively connected with an air generator 7 and a gas separator 8, and the other end of the gas separator is sequentially connected with a gas detector 9 and a processor 10 through gas pipelines.
Further, in the automatic detection system, an air inlet on the air taking tank 3 is connected with an air outlet on the gas relay 1 through a gas pipeline provided with a liquid level sensor 2 and an electromagnetic valve F1; a piston 4 connected with a driving motor 5 is arranged in the gas taking tank 3; the driving motor 5 is connected with the upper part of the piston 4, the piston 4 is connected with the inner wall of the gas taking tank 3, and the piston 4 can freely slide in the gas taking tank 3 under the driving of the driving motor 5. The exhaust port on the air taking tank 3 is connected with the air inlet on the waste gas tank 6 through an air pipeline provided with an electromagnetic valve F2; the gas outlet of the gas taking tank 3 is connected with the gas inlet of one end of the gas separator 8 through a gas pipeline provided with an electromagnetic valve F3 and an electromagnetic valve F4; the gas outlet at the other end of the gas separator 8 is connected with the gas inlet at one end of the gas detector 9, and the data transmission end at the other end of the gas detector 9 is connected with the data receiving end on the processor 10; the air generator 7 is connected to a gas pipeline between the solenoid valve F3 and the solenoid valve F4 through a gas pipeline, and the solenoid valve F5 is arranged on the gas pipeline.
Further, the gas relay 1, the liquid level sensor 2, the gas taking tank 3, the piston 4, the driving motor 5, the waste gas tank 6, the air generator 7, the gas separator 8, the gas detector 9 and the processor 10 are all existing commercially available equipment.
Example 2
The invention discloses a detection method of a combustible gas automatic detection system of a gas relay, which comprises the following working steps:
step 1, preparing state.
Opening solenoid valve F2;
starting a driving motor 5 to drive a piston 4 to move leftwards to the left end of an air taking tank 3, and emptying residual fault gas in the air taking tank into an exhaust gas tank 6;
closing solenoid valve F2;
turning off the driving motor 5;
the solenoid valve F1, the solenoid valve F3, the solenoid valve F4, and the solenoid valve F5 are made to be in the closed state.
And step 2, cleaning the state.
After the automatic detection system receives the alarm signal of the gas relay 1, the automatic detection system is opened to a cleaning state, the electromagnetic valve F3 and the electromagnetic valve F5 are opened, and the driving motor 5 drives the piston 4 to move towards the right end to the rightmost end, so that the gas taking tank 3 is filled with high-purity air;
closing the solenoid valve F3 and the solenoid valve F5, opening the solenoid valve F2, driving the motor 5 to drive the piston 4 to move to the leftmost end towards the left end, exhausting air and exhausting air into the exhaust gas tank 6;
the electromagnetic valve F2 is closed, the process is repeated for 2 times, and the gas taking tank is cleaned completely.
And 3, taking the gas state.
And opening an electromagnetic valve F1, driving the piston 4 to move towards the right end by the driving motor 5 until the liquid level sensor 2 contacts oil, closing an electromagnetic valve F1, stopping the driving motor 5, and taking all fault gas which is generated by the transformer oil and is decomposed and accumulated in the gas relay 1 due to the transformer fault into the gas taking tank 3.
And 4, analyzing the gas content.
Opening an electromagnetic valve F3 and an electromagnetic valve F4, driving a motor 5 to drive a piston 4 to move towards the left end, transmitting 5ml of fault gas in a gas taking tank to a gas separator 8, closing an electromagnetic valve F3, and stopping the operation of the driving motor 5;
opening an electromagnetic valve F5, transmitting high-purity air into the gas separator 8 by the air generator 7, pushing fault gas to be separated in the gas separator 8, and sequentially enabling the fault gas separated in the gas separator 8 to enter a gas detector 9 for gas content detection; solenoid valve F4 and solenoid valve F5 are closed and the detection results are transmitted to processor 10, and the data are finally viewed in a display.
The automatic detection system can set an alarm value, and when the gas content exceeds the set alarm value, an alarm signal is sent out.
The user can also define the gas analysis result alarm value by user, and the system issues alarm information according to the set value after the concentration of the fault gas is analyzed.
The gas detector 9 of the present invention can detect the content of hydrogen, methane, ethane, ethylene, acetylene and carbon monoxide in the fault gas of the gas relay.
The gas separator 8 is provided with a multi-loop chromatographic column, so that gas analysis concentration deviation caused by peak output time overlapping in gas separation is prevented, and the detection data precision is ensured.
The invention automatically starts the detection according to the alarm condition of the gas relay 8, and the detection time is short and is 15-25 minutes.
Example 3
The invention automatically starts the detection according to the alarm condition of the gas relay 8, the detection time is specifically 15 minutes, and the rest is the same as the embodiment 1.
Example 4
The invention automatically starts the detection according to the alarm condition of the gas relay 8, the detection time is preferably 20 minutes, and the other steps are the same as the embodiment 1.
Example 5
The invention automatically starts the detection according to the alarm condition of the gas relay 8, the detection time is preferably 25 minutes, and the other steps are the same as those of the embodiment 1.
Example 6
The embodiment provides a gaseous relay combustible gas automatic checkout device, includes: a memory storing a computer program. A processor executing the computer program. Wherein the processor, when executing the computer program, implements the steps of the detection method according to any of the embodiments of the present invention.
The detection device of the present embodiment adopts the detection method according to any embodiment of the present invention.
Example 7
Based on the same inventive concept, an embodiment of the present invention further provides a computer storage medium, where a computer program is stored on the computer storage medium, and when the computer program is executed by a processor, the computer program implements the steps of the detection method of the automatic detection system for combustible gas of the gas relay according to embodiment 1, 2, 3, 4, or 5.
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
In the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The terms "connected" and "fixed" are to be construed broadly, e.g., "connected" may be a fixed connection, a removable connection, or an integral connection. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the indicated devices or units must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present specification, the description of the terms "one embodiment," "some embodiments," or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the embodiments of the invention without departing from the spirit and scope of the invention, which is to be covered by the claims.
Claims (10)
1. The utility model provides a gas relay combustible gas automatic check out system which characterized by: the gas taking tank (3) is connected with three gas pipelines, and the first pipeline and the second pipeline are respectively connected with the gas relay (1) and the waste gas tank (6); and the third gas pipeline is respectively connected with the air generator (7) and the gas separator (8), and the other end of the gas separator (8) is sequentially connected with the gas detector (9) and the processor (10) through the gas pipeline.
2. The automatic detection system for combustible gas of the gas relay according to claim 1, wherein: the air inlet on the air taking tank (3) is connected with the air outlet on the gas relay (1) through a gas pipeline provided with a liquid level sensor (2) and an electromagnetic valve F1; an exhaust port on the gas taking tank (3) is connected with an air inlet on the waste gas tank (6) through a gas pipeline provided with an electromagnetic valve F2; an air outlet on the air taking tank (3) is connected with an air inlet at one end of the gas separator (8) through a gas pipeline provided with an electromagnetic valve F3 and an electromagnetic valve F4; the gas outlet at the other end of the gas separator (8) is connected with the gas inlet at one end of the gas detector (9), and the data transmission end at the other end of the gas detector (9) is connected with the data receiving end on the processor (10).
3. The automatic detection system for combustible gas of the gas relay according to claim 1, wherein: the air generator (7) is connected to a gas pipeline between the solenoid valve F3 and the solenoid valve F4 through a gas pipeline, and the solenoid valve F5 is arranged on the gas pipeline.
4. The automatic detection system for combustible gas of the gas relay according to claim 1, wherein: a piston (4) connected with a driving motor (5) is arranged in the gas taking tank (3); the driving motor (5) is connected with the upper part of the piston (4), the piston (4) is connected with the inner wall of the gas taking tank (3), and the piston (4) can freely slide in the gas taking tank (3) under the driving of the driving motor (5).
5. An automatic detection method for combustible gas of a gas relay is characterized by comprising the following steps: the method comprises the following steps:
step 1, preparing a state;
step 2, cleaning the state, and discharging the gas into a waste gas tank;
step 3, in a gas taking state, taking all fault gas into a gas taking tank;
and 4, carrying out content detection and analysis on the fault gas.
6. The automatic detection method for combustible gas of the gas relay as claimed in claim 5, wherein the method comprises the following steps:
the ready state includes:
opening solenoid valve F2; starting a driving motor to drive a piston to move leftwards to the left end of an air taking tank, and emptying residual fault gas in the air taking tank into an exhaust gas tank; closing solenoid valve F2; turning off the driving motor; making other electromagnetic valves in a closed state;
the cleaning state includes:
after the automatic detection system receives an alarm signal of the gas relay, the automatic detection system is opened to a cleaning state, the electromagnetic valve F3 and the electromagnetic valve F5 are opened, and the driving motor drives the piston to move to the right end to the rightmost end, so that the gas taking tank is filled with high-purity air;
closing the solenoid valve F3 and the solenoid valve F5, opening the solenoid valve F2, driving the motor to drive the piston to move to the leftmost end towards the left end, exhausting air and exhausting air into the waste gas tank;
closing the electromagnetic valve F2, repeating the process for 2 times, and finishing the cleaning of the gas taking tank;
the gas-taking state comprises:
opening an electromagnetic valve F1, driving a motor to drive a piston to move towards the right end until a liquid level sensor contacts oil, closing an electromagnetic valve F1, stopping the driving motor, and taking all fault gas which is generated by the transformer oil and is decomposed and accumulated in a gas relay into a gas taking tank;
the content detection and analysis of the fault gas comprises the following steps:
opening an electromagnetic valve F3 and an electromagnetic valve F4, driving a motor to drive a piston to move towards the left end, transmitting the fault gas in the gas taking tank to a gas separator, closing an electromagnetic valve F3, and stopping the driving motor;
opening an electromagnetic valve F5, transmitting high-purity air into the gas separator by the air generator, pushing fault gas to be separated in the gas separator, and sequentially enabling the fault gas separated in the gas separator to enter a gas detector for gas content detection; and closing the solenoid valve F4 and the solenoid valve F5, transmitting the detection result to the processor, and displaying and viewing data through the display.
7. The automatic detection method for combustible gas of the gas relay as claimed in claim 5, wherein the method comprises the following steps: the automatic detection system is also provided with a set alarm value, and when the gas content exceeds the set alarm value, an alarm signal is sent out; the automatic detection system is also provided with a gas analysis result alarm value, and the system issues alarm information according to the set value after the concentration of the fault gas is analyzed.
8. The automatic detection method for combustible gas of the gas relay as claimed in claim 6, wherein the method comprises the following steps: the gas detector detects the content of hydrogen, methane, ethane, ethylene, acetylene and carbon monoxide in the fault gas of the gas relay; a multi-loop chromatographic column is arranged in the gas separator; the automatic detection system automatically starts detection according to the alarm condition of the gas relay, and the detection time is 15-25 minutes.
9. The utility model provides a gas relay combustible gas automatic checkout device which characterized by: the method comprises the following steps:
a memory storing a computer program;
a processor executing the computer program;
wherein the processor, when executing the computer program, realizes the steps of the detection method according to claims 5-8.
10. A computer storage medium, characterized by: the computer storage medium stores a computer program, and the computer program is executed by a processor to implement the steps of the detection method of the automatic detection system for combustible gas of the gas relay according to claims 5-8.
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