CN203275582U - Gas insulated state simulation and detection device - Google Patents
Gas insulated state simulation and detection device Download PDFInfo
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- CN203275582U CN203275582U CN 201320317718 CN201320317718U CN203275582U CN 203275582 U CN203275582 U CN 203275582U CN 201320317718 CN201320317718 CN 201320317718 CN 201320317718 U CN201320317718 U CN 201320317718U CN 203275582 U CN203275582 U CN 203275582U
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- state simulation
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Abstract
The utility model provides a gas insulated state simulation and detection device, which comprises a bin body. A bin chamber is formed in the bin body. The bin body is provided with an air hole. A heating element is arranged in the bin chamber. A temperature detection unit is arranged on the bin body and is used for detecting the temperature of the heating element. When the gas insulated state simulation detection device is in use, the decomposition products of an insulated gas at a high temperature can be detected. Meanwhile, real gas insulated equipment can be simulated by means of the device. In this way, the test result can be directly applied to the fault detection of gas insulated equipment. During the test, a to-be-tested insulated gas is filled into the bin chamber through the air hole firstly, and then the heating element begins to emit heat. After that, the temperature of the heating element is detected by the temperature detection unit. Finally, the gas in the bin chamber is sampled through the air hole and then tested at a predetermined temperature.
Description
Technical field
The utility model relates to the electric insulation field, more specifically, relates to a kind of gas-insulated state simulation pick-up unit.
Background technology
Sulfur hexafluoride gas is widely used in the electrical equipments such as GIS, isolating switch, transformer as insulating medium, and these equipment are called air insulating device.At present, how the state of insulation of air insulating device inside is judged still to belong to great technical barrier, be significant so seek the method for Efficient Evaluation air insulating device built-in electrical insulation state.
In prior art, can be by analyzing the decomposition product of sulfur hexafluoride gas, the state of insulation of air insulating device is judged.Analyze by the decomposition product to sulfur hexafluoride gas, and then the method for state of insulation of judgement air insulating device has the advantages such as strong, the highly sensitive and accuracy of anti-external interference is good, be fit to and the latency fault of diagnosing air insulating device inside, and can position fault.
The research of existing decomposition product to sulfur hexafluoride gas is all the gas that produces in electric arc, spark and corona discharge for sulfur hexafluoride gas and the evaluation of solid decomposer, and lacks the evaluation to sulfur hexafluoride gas decomposition product at high temperature.Such as foreign study mechanism in laboratory simulation the phenomenons such as the electric arc of air insulating device, spark and corona discharge, and sulfur hexafluoride gas is decomposed the gas and the solid product that produce identifies.In addition, some domestic colleges and universities and scientific research institution have also carried out preliminary qualitative examination to the decomposition product of sulfur hexafluoride gas under discharge condition, but only be confined to the simulation of single defect type, sulfur hexafluoride gas decomposition product is not carried out complete, systematically research, be difficult to practical application in air insulating device.
Therefore, be contacting between the decomposition product of better studying current temperature and sulfur hexafluoride gas, in the urgent need to a kind of gas-insulated state simulation pick-up unit, build a cover gas-insulated condition detecting system, and launch for the detection of insulating gas decomposition product corresponding to different temperatures and the research of application problem.
The utility model content
The utility model aims to provide a kind of gas-insulated state simulation pick-up unit, to solve the problem that need to identify insulating gas decomposition product at high temperature of prior art.
For solving the problems of the technologies described above, the utility model provides a kind of gas-insulated state simulation pick-up unit, comprising: form bin in warehouse, warehouse, offer pore on warehouse; Heater element, heater element are arranged in bin; And temperature detecting unit, temperature detecting unit is arranged on warehouse, for detection of the temperature of heater element.
Further, gas-insulated state simulation pick-up unit also comprises a plurality of power supply terminals, and power supply terminal is arranged on warehouse, and heater element is connected with power supply terminal.
Further, warehouse comprises body and the first installing plate, offers the first opening on body, and the first installing plate is arranged on the first opening part, and power supply terminal is arranged on the first installing plate.
Further, gas-insulated state simulation pick-up unit also comprises gas admittance valve and vent valve, and gas admittance valve and vent valve all are connected with pore.
Further, warehouse also comprises the thermometric window, and temperature detecting unit is arranged on the position corresponding with the thermometric window.
Further, gas-insulated state simulation pick-up unit comprises that also rain glass is arranged on warehouse for detection of the rain glass of the gas pressure intensity in bin.
Further, warehouse comprises body and the second installing plate, offers the second opening on body, and the second installing plate is arranged on the second opening part, and rain glass is arranged on the second installing plate.
Further, also be provided with a plurality of calibrating terminals on warehouse.
Further, heater element is copper pipe.
Using gas-insulated of the present utility model to load analoging detecting device can detect insulating gas decomposition product at high temperature, and this gas-insulated is loaded analoging detecting device and can be simulated real air insulating device, GIS equipment for example is in order to can be applied directly to test result in fault detect to air insulating device.When detecting, at first be filled with insulating gas to be tested by pore in bin, and the heating heater element, utilize temperature detecting unit that the temperature of heater element is detected, from pore, the gas in bin is carried out sampling Detection at predetermined temperature, such as the insulativity that detects this gas etc.Utilizing gas-insulated to load analoging detecting device detects insulating gas decomposition product at high temperature, can obtain the table of comparisons of the decomposition product of an insulating gas to be tested under different temperatures, and then obtain the table of comparisons of running temperature Yu this apparatus insulated property of air insulating device, with regard to realizing, the fault of air insulating device is detected and predicts like this.
Description of drawings
The accompanying drawing that consists of the application's a part is used to provide further understanding of the present utility model, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not consist of improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 has schematically shown the vertical view of the gas-insulated state simulation pick-up unit in the utility model; And
Fig. 2 has schematically shown the cut-open view of the gas-insulated state simulation pick-up unit in the utility model.
Reference numeral in figure: 10, warehouse; 11, bin; 12, pore; 13, body; 14, the first installing plate; 15, thermometric window; 16, the second installing plate; 17, calibrating terminal end tab; 20, heater element; 30, power supply terminal; 40, gas admittance valve; 50, vent valve; 60, rain glass; 131, the first opening; 132, the second opening; 133, the 3rd opening; 171, calibrating terminal; 172, calibrating terminal fender.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
The utility model provides a kind of gas-insulated state simulation pick-up unit, and as depicted in figs. 1 and 2, this gas-insulated state simulation pick-up unit comprises: warehouse 10, and the interior formation bin 11 of warehouse 10 offers pore 12 on warehouse 10; Heater element 20, heater element 20 are arranged in bin 11; And temperature detecting unit, temperature detecting unit is arranged on warehouse 10, for detection of the temperature of heater element 20.
Using gas-insulated of the present utility model to load analoging detecting device can detect insulating gas decomposition product at high temperature, and this gas-insulated is loaded analoging detecting device and can be simulated real air insulating device, GIS equipment for example is in order to can be applied directly to test result in fault detect to air insulating device.When detecting, at first be filled with insulating gas to be tested by pore 12 in bin 11, and make heater element 20 begin heating, utilize temperature detecting unit that the temperature of heater element 20 is detected, gas at predetermined temperature in 12 pairs of bins 11 of pore carries out sampling Detection, such as the insulativity of this gas of detection etc.Utilizing gas-insulated to load analoging detecting device detects insulating gas decomposition product at high temperature, can obtain the table of comparisons of the decomposition product of an insulating gas to be tested under different temperatures, and then obtain the table of comparisons of running temperature Yu this apparatus insulated property of air insulating device, with regard to realizing, the fault of air insulating device is detected and predicts like this.
Preferably, gas-insulated is loaded warehouse 10 integral body of analoging detecting device can bear pressure 1 MPa, and can bear vacuum state, and the overall leakage rate of warehouse 10 is less than annual 0.5%.
Preferably, gas-insulated state simulation pick-up unit also comprises a plurality of power supply terminals 30, and power supply terminal 30 is arranged on warehouse 10, and heater element 20 is connected with power supply terminal 30.Preferably, warehouse 10 comprises body 13 and the first installing plate 14, offers the first opening 131, the first installing plates 14 on body 13 and is arranged on the first opening 131 places, and power supply terminal 30 is arranged on the first installing plate 14.Power supply terminal 30 external power supplys are by powering so that heater element heats up to heater element 20.Preferably, the rated current of power supply terminal 30 external power supplys is 2000 amperes.
Preferably, gas-insulated state simulation pick-up unit also comprises gas admittance valve 40 and vent valve 50, and gas admittance valve 40 is connected with vent valve and all is connected with pore 12.As depicted in figs. 1 and 2, gas-insulated state simulation pick-up unit of the present utility model comprises two pores 12, and gas admittance valve 40 is connected with vent valve and can be connected with same pore 12, also can be connected with two pores 12 respectively.Preferably, gas admittance valve 40 and vent valve 50 are solenoid valves.
Preferably, warehouse 10 also comprises thermometric window 15, and temperature detecting unit is arranged on the position corresponding with thermometric window 15.As depicted in figs. 1 and 2, gas-insulated state simulation pick-up unit of the present utility model comprises two thermometric windows 15, the diverse location of two thermometric window 15 corresponding heater elements 20 of difference, temperature detecting unit can detect the temperature of the diverse location of heater element 20 by two different thermometric windows 15 like this, improves the degree of accuracy of temperature detection.
Preferably, gas-insulated state simulation pick-up unit comprises that also rain glass 60 is arranged on warehouse 10 for detection of the rain glass 60 of the gas pressure intensity in bin 11.Whether rain glass 60 can be used for detecting bin 11 and leaks gas.
Preferably, warehouse 10 comprises body 13 and the second installing plate 16, offers the second opening 132, the second installing plates 16 on body 13 and is arranged on the second opening 132 places, and rain glass 60 is arranged on the second installing plate 16.As depicted in figs. 1 and 2, the second opening 132 diameters are larger, can operate and adjust by the parts in 132 pairs of bins of the second opening 11 like this, and heater element 20 for example is installed.
Preferably, also be provided with a plurality of calibrating terminals 171 on warehouse 10.Preferably, warehouse 10 comprises body 13 and calibrating terminal end tab 17, offers the 3rd opening 133 on body 13, and calibrating terminal end tab 17 is arranged on the 3rd opening 133 places, and a plurality of calibrating terminals 171 are arranged on calibrating terminal end tab 17.Calibrating terminal 171 can external other testing tools, and such as voltage table, reometer etc. is in order to detect heater element 20 or other elements to be tested.Perhaps utilize calibrating terminal 171 to form the devices such as arc discharge end, to test insulating gas to be tested decomposition product under the arc discharge state etc.Preferably, be provided with altogether 8 calibrating terminals 171 on warehouse 10.Preferably, warehouse 10 also comprises calibrating terminal fender 172, and calibrating terminal fender 172 is arranged on the outside of calibrating terminal 171.
Preferably, heater element 20 is copper pipes.Preferably, heater element 20 is copper tubes.Red copper material copper content is higher, can not produce impurity in heating process, and what use in the air insulating device of actual motion is also the red copper material, therefore selects the red copper material more can the closing to reality situation as heater element 20.
Preferably, gas-insulated state simulation pick-up unit adopts heat-resistant silicon rubber to seal.
Preferably, gas to be tested is sulfur hexafluoride gas.Preferably, the purity of bin 11 interior sulfur hexafluoride gas is higher than 99.99%.
Preferably, the pressure in bin 11 are 0.1 MPa to 0.6 MPa during test.
The market demand that test is obtained is in real air insulating device, be conducive to carry out air insulating device state estimation and repair based on condition of component, to avoiding equipment breakdown to have important value, solved difficult problems such as thering is no counter-measure when there is no means of testing and going wrong after the portion gas insulator arrangement moves.Simultaneously can detect latency hidden danger, by timely processing, can save the up to ten million costs of repairs, avoid equipment breakdown, have great economic and social benefit.
The above is only preferred embodiment of the present utility model, is not limited to the utility model, and for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (9)
1. a gas-insulated state simulation pick-up unit, is characterized in that, comprising:
Form bin (11) in warehouse (10), described warehouse (10), offer pore (12) on described warehouse (10);
Heater element (20), described heater element (20) are arranged in described bin (11); And
Temperature detecting unit, described temperature detecting unit are arranged on described warehouse (10), for detection of the temperature of described heater element (20).
2. gas-insulated state simulation pick-up unit according to claim 1, it is characterized in that, described gas-insulated state simulation pick-up unit also comprises a plurality of power supply terminals (30), described power supply terminal (30) is arranged on described warehouse (10), and described heater element (20) is connected with described power supply terminal (30).
3. gas-insulated state simulation pick-up unit according to claim 2, it is characterized in that, described warehouse (10) comprises body (13) and the first installing plate (14), offer the first opening (131) on described body (13), described the first installing plate (14) is arranged on described the first opening (131) and locates, and described power supply terminal (30) is arranged on described the first installing plate (14).
4. gas-insulated state simulation pick-up unit according to claim 1, it is characterized in that, described gas-insulated state simulation pick-up unit also comprises gas admittance valve (40) and vent valve (50), described gas admittance valve (40) be connected vent valve (50) and all be connected with described pore (12).
5. gas-insulated state simulation pick-up unit according to claim 1, is characterized in that, described warehouse (10) also comprises thermometric window (15), and described temperature detecting unit is arranged on the position corresponding with described thermometric window (15).
6. gas-insulated state simulation pick-up unit according to claim 1, it is characterized in that, described gas-insulated state simulation pick-up unit comprises that also described rain glass (60) is arranged on described warehouse (10) for detection of the rain glass (60) of the gas pressure intensity in described bin (11).
7. gas-insulated state simulation pick-up unit according to claim 6, it is characterized in that, described warehouse (10) comprises body (13) and the second installing plate (16), offer the second opening (132) on described body (13), described the second installing plate (16) is arranged on described the second opening (132) and locates, and described rain glass (60) is arranged on described the second installing plate (16).
8. gas-insulated state simulation pick-up unit according to claim 1, is characterized in that, also is provided with a plurality of calibrating terminals (171) on described warehouse (10).
9. gas-insulated state simulation pick-up unit according to claim 1, is characterized in that, described heater element (20) is copper pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320317718 CN203275582U (en) | 2013-06-04 | 2013-06-04 | Gas insulated state simulation and detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320317718 CN203275582U (en) | 2013-06-04 | 2013-06-04 | Gas insulated state simulation and detection device |
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| Publication Number | Publication Date |
|---|---|
| CN203275582U true CN203275582U (en) | 2013-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320317718 Expired - Lifetime CN203275582U (en) | 2013-06-04 | 2013-06-04 | Gas insulated state simulation and detection device |
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| CN (1) | CN203275582U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104215884A (en) * | 2013-06-04 | 2014-12-17 | 国家电网公司 | Gas insulation state simulation test device and gas insulation state test method |
| CN104914368A (en) * | 2015-06-24 | 2015-09-16 | 国家电网公司 | Heating element, gas insulation state simulation device and gas insulation state detection method |
| CN105388405A (en) * | 2015-12-23 | 2016-03-09 | 国网电力科学研究院武汉南瑞有限责任公司 | Test apparatus and method for insulation characteristic of mixed gas |
-
2013
- 2013-06-04 CN CN 201320317718 patent/CN203275582U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104215884A (en) * | 2013-06-04 | 2014-12-17 | 国家电网公司 | Gas insulation state simulation test device and gas insulation state test method |
| CN104914368A (en) * | 2015-06-24 | 2015-09-16 | 国家电网公司 | Heating element, gas insulation state simulation device and gas insulation state detection method |
| CN105388405A (en) * | 2015-12-23 | 2016-03-09 | 国网电力科学研究院武汉南瑞有限责任公司 | Test apparatus and method for insulation characteristic of mixed gas |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131106 |
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| CX01 | Expiry of patent term |