CN213715134U - Automatic detection system for combustible gas of gas relay - Google Patents
Automatic detection system for combustible gas of gas relay Download PDFInfo
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- CN213715134U CN213715134U CN202022212278.9U CN202022212278U CN213715134U CN 213715134 U CN213715134 U CN 213715134U CN 202022212278 U CN202022212278 U CN 202022212278U CN 213715134 U CN213715134 U CN 213715134U
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- 238000001514 detection method Methods 0.000 title claims abstract description 32
- 239000007789 gas Substances 0.000 claims abstract description 198
- 239000002912 waste gas Substances 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 238000004458 analytical method Methods 0.000 abstract description 3
- 238000007689 inspection Methods 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004868 gas analysis Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004801 process automation Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of power equipment, especially, relate to a gaseous automatic checkout system of gas relay combustible gas, be applicable to transformer trouble and arouse gaseous warning analysis of gas relay. The utility model is characterized in that three gas pipelines are connected on the 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 utility model discloses use in the gaseous relay of trouble gaseous content detection, can realize the automated inspection of each composition content among the trouble 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 utility model belongs to the technical field of power equipment, especially, relate to a gaseous automatic checkout system of gas relay combustible gas, be applicable to transformer trouble and arouse gaseous warning analysis of gas relay.
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
To the weak point that exists among the above-mentioned prior art, the utility model provides a gas relay combustible gas automatic check out system. Its purpose is in order to realize the gas detection process automation's utility model purpose, need not the manual work and carries out the sample test, can effectually avoid the gas loss in human error and the distance.
The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is:
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 gas relay through a gas pipeline provided with a liquid level sensor; an exhaust port on the gas taking tank is connected with an air inlet on the waste gas tank through a gas pipeline; 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; and 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.
The air generator is connected to the gas line between solenoid valve F3 and solenoid valve F4 by a gas line.
The air generator is also connected with a solenoid valve F5 through a gas pipeline connected between the solenoid valve F3 and the solenoid valve F4.
And a solenoid valve F2 is connected to a gas pipeline connected between the gas taking tank and the waste gas tank.
And an electromagnetic valve F1 is connected to a gas pipeline connected between the gas taking tank and the liquid level sensor.
And a gas pipeline connected between the gas outlet of the gas taking tank and the gas separator is also connected with an electromagnetic valve F3 and an electromagnetic valve F4.
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.
The utility model has the following beneficial effects and advantages:
the utility model discloses automatic detection system can use in the gaseous relay of trouble content testing, receives gaseous relay warning information after, gets gas, gas separation, gaseous detection through automatic, realizes the automated inspection of each composition content among the gaseous trouble. 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 utility model discloses automatic detection system adopts multichannel chromatographic column at gaseous detection in-process, makes the improvement that the detection precision obtained showing to can set up the gaseous alarm value of trouble according to the user's needs, thereby realize that the gaseous automatic alarm of trouble, satisfy the demand that gas relay trouble gas content detected, guarantee the safety and stability nature of transformer operation, have very high economic benefits and social. The utility model discloses the system is applicable to transformer trouble and arouses gaseous warning analysis of gas relay.
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 the structure schematic diagram of the combustible gas automatic detection system of the gas relay.
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 and detailed description. 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 technical solution of some embodiments of the present invention is described below with reference to fig. 1.
Example 1
The utility model relates to a gas relay combustible gas automatic check out system, as shown in fig. 1, fig. 1 is the utility model discloses gas relay combustible gas automatic check out system schematic diagram.
The automatic detection system of the utility model is characterized in that three gas pipelines are connected on the gas taking tank 3, 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 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.
Furthermore, in the automatic detection system of the utility model, 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 a solenoid 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 utility model discloses utilize a gas relay combustible gas automatic check out system to examine time measuring, its specific work flow as follows:
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 utility model discloses can set for the value of reporting an emergency and asking for help or increased vigilance among the automatic check out system, exceed when gas content and set for the value of reporting an emergency and asking for help or increased vigilance, then send alarm signal.
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 content of hydrogen, methane, ethane, ethylene, acetylene and carbon monoxide among the gas detector 9 detectable gas relay fault gas.
Be multiloop chromatographic column among the gas separator 8, because the time of peaking overlaps when preventing gas separation, lead to gas analysis concentration deviation, guarantee to detect the data precision.
The utility model discloses according to gas relay 8's the condition of reporting an emergency and asking for help or increased vigilance, automatic opening detection, check-out time is short, is 15-25 minutes.
Example 3
The utility model discloses according to gas relay 8's the condition of reporting an emergency and asking for help or increased vigilance, the automatic detection of opening, check-out time specifically is 15 minutes, and other are the same with embodiment 1.
Example 4
The utility model discloses according to gas relay 8's the condition of reporting an emergency and asking for help or increased vigilance, the automatic detection of opening, check-out time preferred 20 minutes usually, other are the same with embodiment 1.
Example 5
The utility model discloses according to gas relay 8's the condition of reporting an emergency and asking for help or increased vigilance, the automatic detection of opening, check-out time preferred is 25 minutes, and other are the same with embodiment 1.
In the present application, 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be understood that the indicated position or positional relationship is based on the position or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or unit must have a specific orientation, be constructed and operated in a specific orientation, and therefore, 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," etc., 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 used 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 of the embodiments of the invention may be made without departing from the spirit and scope of the invention, which should be construed as falling within the scope of the claims of the invention.
Claims (8)
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: 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); 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; 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; 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.
4. The automatic detection system for combustible gas of a gas relay according to claim 3, wherein: the above-mentioned
The air generator (7) is also connected with a solenoid valve F5 through a gas pipeline connected between the solenoid valve F3 and the solenoid valve F4.
5. The automatic detection system for combustible gas of the gas relay as claimed in claim 2, wherein: and an electromagnetic valve F2 is also connected on a gas pipeline connected between the gas taking tank (3) and the waste gas tank (6).
6. The automatic detection system for combustible gas of the gas relay as claimed in claim 2, wherein: and an electromagnetic valve F1 is connected to a gas pipeline connected between the gas taking tank (3) and the liquid level sensor (2).
7. The automatic detection system for combustible gas of the gas relay as claimed in claim 2, wherein: and a gas pipeline connected between the gas outlet of the gas taking tank (3) and the gas separator (8) is also connected with an electromagnetic valve F3 and an electromagnetic valve F4.
8. The automatic detection system for combustible gas of the gas relay according to claim 1, wherein: the above-mentioned
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).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022212278.9U CN213715134U (en) | 2020-10-05 | 2020-10-05 | Automatic detection system for combustible gas of gas relay |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022212278.9U CN213715134U (en) | 2020-10-05 | 2020-10-05 | Automatic detection system for combustible gas of gas relay |
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| CN213715134U true CN213715134U (en) | 2021-07-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112198257A (en) * | 2020-10-05 | 2021-01-08 | 国网辽宁省电力有限公司电力科学研究院 | Automatic detection system and method for combustible gas of gas relay |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112198257A (en) * | 2020-10-05 | 2021-01-08 | 国网辽宁省电力有限公司电力科学研究院 | Automatic detection system and method for combustible gas of gas relay |
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