CN204116297U - Gas in Oil of Transformer on-line monitoring system carrier gas device for intelligently switching - Google Patents
Gas in Oil of Transformer on-line monitoring system carrier gas device for intelligently switching Download PDFInfo
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- CN204116297U CN204116297U CN201420525519.7U CN201420525519U CN204116297U CN 204116297 U CN204116297 U CN 204116297U CN 201420525519 U CN201420525519 U CN 201420525519U CN 204116297 U CN204116297 U CN 204116297U
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Abstract
The utility model discloses Gas in Oil of Transformer on-line monitoring system carrier gas device for intelligently switching, device is made up of high pressure carrier gas I, nebulizer gas pressure monitoring module I, stream control module I, high pressure carrier gas II, nebulizer gas pressure monitoring module II, stream control module II and transformer chromatography online monitoring system.Feature of the present utility model: 1. carrier gas automatic switching control equipment can automatically switch the air feed stream of carrier gas, increases the service life of carrier gas, improves the sampling number of the full maintenance of transformer chromatography online monitoring system, reduces the maintenance workload of user.2. each parts connecting pipe joint adopts special double card cover to be firmly tightly connected, and guarantees without revealing.
Description
Technical field
The utility model belongs to transformer station's on-line monitoring field.Specifically Gas in Oil of Transformer on-line monitoring system carrier gas device for intelligently switching.
Background technology
Transformer chromatography online monitoring system can quantitatively, dissolve content and the rate of growth thereof of failure gas in the oil of the oil-immersed type power high-tension apparatus such as on-line monitoring transformer automatically and quickly, and by fault diagnosis expert system early prediction equipment failure hidden danger information, avoid equipment breakdown, reduce heavy losses, improve equipment reliability of operation.This system can provide reliable and stable solution for power transformer realizes online long-range Dissolved Gases in Insulating Oil analysis, is the powerful guarantee that POWER SYSTEM STATE inspection and repair system is implemented.
On market, like product carries out on-line chromatograph monitor to dissolved gas in transformer insulation oil, belong to gas chromatography principle, all need to be separated as participation gas composition with arriving carrier gas, carrier gas supplies with the pattern of gas cylinder, often monitor once, just need consume a certain amount of carrier gas.Current one bottle of carrier gas (with 15 liters, 10MPa is with example) monitoring number of times be generally about 450 times, the periodic replacement of carrier gas has just become steady job, if monitoring periods is frequent, then more changing jobs of carrier gas just adds workload to user.
Summary of the invention
The purpose of this utility model is to provide Gas in Oil of Transformer on-line monitoring system carrier gas device for intelligently switching.This device utilizes carrier gas automatic switching control equipment, the mode of two bottles of carrier gas air feed, increases the service life of carrier gas, improves the sampling number of the full maintenance of transformer chromatography online monitoring system, reduces the maintenance workload of user.
The technical scheme that the utility model solves the problems of the technologies described above is as follows:
1. Gas in Oil of Transformer on-line monitoring system carrier gas device for intelligently switching, is made up of high pressure carrier gas I, nebulizer gas pressure monitoring module I, stream control module I, high pressure carrier gas II, nebulizer gas pressure monitoring module II, stream control module II and transformer chromatography online monitoring system.
Described high pressure carrier gas I and high pressure carrier gas II are the bottled high-pure gas of pressure 10MPa.Described nebulizer gas pressure monitoring module I and nebulizer gas pressure monitoring module II are made up of gas cylinder reduction valve, storage pressure monitoring modular respectively, the pressure of monitoring gas cylinder inner high voltage side, and lower than pressure set points, then device is reported to the police.
Described high pressure carrier gas I, to connect successively between nebulizer gas pressure monitoring module I and stream control module I.Connect successively between described high pressure carrier gas II, nebulizer gas pressure monitoring module II, stream control module II.Stream control module I is connected with transformer chromatography online monitoring system afterwards with stream control module II is parallel with one another.
Each parts connecting pipe joint adopts special double card to overlap and is firmly tightly connected.
Said apparatus utilizes the high pressure carrier gas pressure that monitors, the air feed stream of automatic switchover carrier gas, makes two bottles of high pressure carrier gas can air feed successively, and concrete operations are as follows:
1) nebulizer gas pressure monitoring module I monitors the pressure alarm value of pressure higher than setting of high pressure carrier gas I, and stream control module I is just opened, and high pressure carrier gas I air feed is to transformer chromatography online monitoring system.Now stream control module II is closed.
2) when nebulizer gas pressure monitoring module I monitors the low pressure alarm value crossing setting of high pressure carrier gas I pressure, then stream control module I is just closed.Nebulizer gas pressure monitoring module II monitors the pressure alarm value that high pressure carrier gas II pressure exceeds setting, and stream control module II is just opened, and high pressure carrier gas II air feed is to transformer chromatography online monitoring system.
3) when nebulizer gas pressure monitoring module I monitors the low pressure alarm value crossing setting of carrier gas I pressure, then stream control module I is closed.When nebulizer gas pressure monitoring module II monitors low pressure alarm value 1 MPa crossing setting of high pressure carrier gas II pressure, system prompt carrier gas undervoltage warning, reminding user to replace carrier gas.When nebulizer gas pressure monitoring module II monitors low pressure alarm value 0.5 MPa crossing setting of high pressure carrier gas II pressure, then stream control module II is closed, and system prompt carrier gas is reported to the police, system shutdown.
Feature of the present utility model:
1. carrier gas automatic switching control equipment can automatically switch the air feed stream of carrier gas, increases the service life of carrier gas, improves the sampling number of the full maintenance of transformer chromatography online monitoring system, reduces the maintenance workload of user.
2. each parts connecting pipe joint adopts special double card cover to be firmly tightly connected, and guarantees without revealing.
Accompanying drawing explanation
Fig. 1 is the utility model Gas in Oil of Transformer on-line monitoring system carrier gas device for intelligently switching structural representation.
In figure, high pressure carrier gas I 1, nebulizer gas pressure monitoring module I 2, stream control module I 3, high pressure carrier gas II 4, nebulizer gas pressure monitoring module II 5, stream control module II 6, transformer chromatography online monitoring system 7.
Embodiment
Below in conjunction with accompanying drawing and concrete enforcement, the utility model is further described.
As shown in Figure 1, the utility model is made up of high pressure carrier gas I 1, nebulizer gas pressure monitoring module I 2, stream control module I 3, high pressure carrier gas II 4, nebulizer gas pressure monitoring module II 5, stream control module II 6 and transformer chromatography online monitoring system 7 the utility model Gas in Oil of Transformer on-line monitoring system carrier gas device for intelligently switching structure.
Described high pressure carrier gas I 1 and high pressure carrier gas II 4 are the bottled high-pure gas of pressure 10MPa.Described nebulizer gas pressure monitoring module I 2 and nebulizer gas pressure monitoring module II 5 are made up of gas cylinder reduction valve, storage pressure monitoring modular respectively, the pressure of monitoring gas cylinder inner high voltage side, and lower than pressure set points, then device is reported to the police.
Described high pressure carrier gas I 1, to connect successively between nebulizer gas pressure monitoring module I 2 and stream control module I 3.Connect successively between described high pressure carrier gas II 4, nebulizer gas pressure monitoring module II 5, stream control module II 6.Stream control module I 3 is connected with transformer chromatography online monitoring system 7 afterwards with stream control module II 6 is parallel with one another.
Each parts connecting pipe joint adopts special double card to overlap and is firmly tightly connected.
When the utility model is specifically implemented:
The utility model is used for when Gas in Oil of Transformer on-line monitoring system carrier gas device for intelligently switching is implemented being utilize the high pressure carrier gas pressure that monitors, the air feed stream of automatic switchover carrier gas, makes two bottles of high pressure carrier gas can air feed successively, and concrete operations are as follows:
1) nebulizer gas pressure monitoring module I 2 monitors the pressure alarm value of pressure higher than setting of high pressure carrier gas I 1, and stream control module I 3 is just opened, and high pressure carrier gas I 1 air feed is to transformer chromatography online monitoring system 7.Now stream control module II 6 is closed.
2) when nebulizer gas pressure monitoring module I 2 monitors the low pressure alarm value crossing setting of high pressure carrier gas I 1 pressure, then stream control module I 3 is just closed.Nebulizer gas pressure monitoring module II 5 monitors the pressure alarm value that high pressure carrier gas II 4 pressure exceeds setting, and stream control module II 6 is just opened, and high pressure carrier gas II 4 air feed is to transformer chromatography online monitoring system 7.
3) when nebulizer gas pressure monitoring module I 2 monitors the low pressure alarm value crossing setting of carrier gas I 1 pressure, then stream control module I 3 is closed.When nebulizer gas pressure monitoring module II 5 monitors low pressure alarm value 1 MPa crossing setting of high pressure carrier gas II 4 pressure, system prompt carrier gas undervoltage warning, reminding user to replace carrier gas.When nebulizer gas pressure monitoring module II 5 monitors low pressure alarm value 0.2 MPa crossing setting of high pressure carrier gas II 4 pressure, then stream control module II 6 is closed, and system prompt carrier gas is reported to the police, system shutdown.
Claims (1)
1. Gas in Oil of Transformer on-line monitoring system carrier gas device for intelligently switching, it is characterized in that, device is made up of high pressure carrier gas I (1), nebulizer gas pressure monitoring module I (2), stream control module I (3), high pressure carrier gas II (4), nebulizer gas pressure monitoring module II (5), stream control module II (6) and transformer chromatography online monitoring system (7);
Described high pressure carrier gas I (1) and high pressure carrier gas II (4) are the bottled high-pure gas of pressure 10MPa; Described nebulizer gas pressure monitoring module I (2) and nebulizer gas pressure monitoring module II (5) are made up of gas cylinder reduction valve, storage pressure monitoring modular respectively, the pressure of monitoring gas cylinder inner high voltage side, and lower than pressure set points, then device is reported to the police;
Described high pressure carrier gas I (1), to connect successively between nebulizer gas pressure monitoring module I (2) and stream control module I (3), connect successively between described high pressure carrier gas II (4), nebulizer gas pressure monitoring module II (5), stream control module II (6); Stream control module I (3) is connected with transformer chromatography online monitoring system (7) afterwards with stream control module II (6) is parallel with one another, and each parts connecting pipe joint adopts special double card to overlap and is firmly tightly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420525519.7U CN204116297U (en) | 2014-09-12 | 2014-09-12 | Gas in Oil of Transformer on-line monitoring system carrier gas device for intelligently switching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420525519.7U CN204116297U (en) | 2014-09-12 | 2014-09-12 | Gas in Oil of Transformer on-line monitoring system carrier gas device for intelligently switching |
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| Publication Number | Publication Date |
|---|---|
| CN204116297U true CN204116297U (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420525519.7U Expired - Fee Related CN204116297U (en) | 2014-09-12 | 2014-09-12 | Gas in Oil of Transformer on-line monitoring system carrier gas device for intelligently switching |
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| CN (1) | CN204116297U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104198629A (en) * | 2014-09-12 | 2014-12-10 | 广西电网公司电力科学研究院 | Automatic carrier gas switching device for transformer oil chromatography monitoring system |
| CN109521129A (en) * | 2018-12-10 | 2019-03-26 | 黔西县黔希煤化工投资有限责任公司 | A kind of gas-chromatography carrier gas switching application method |
| CN110308266A (en) * | 2019-03-22 | 2019-10-08 | 国网辽宁省电力有限公司电力科学研究院 | A kind of oil dissolved gas on-Line Monitor Device of intelligence dual fail-safe no carrier gas |
| CN110865139A (en) * | 2019-05-22 | 2020-03-06 | 南京力通达电气技术有限公司 | Novel full-life maintenance-free online monitoring device for gas chromatogram in transformer oil |
-
2014
- 2014-09-12 CN CN201420525519.7U patent/CN204116297U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104198629A (en) * | 2014-09-12 | 2014-12-10 | 广西电网公司电力科学研究院 | Automatic carrier gas switching device for transformer oil chromatography monitoring system |
| CN109521129A (en) * | 2018-12-10 | 2019-03-26 | 黔西县黔希煤化工投资有限责任公司 | A kind of gas-chromatography carrier gas switching application method |
| CN110308266A (en) * | 2019-03-22 | 2019-10-08 | 国网辽宁省电力有限公司电力科学研究院 | A kind of oil dissolved gas on-Line Monitor Device of intelligence dual fail-safe no carrier gas |
| CN110865139A (en) * | 2019-05-22 | 2020-03-06 | 南京力通达电气技术有限公司 | Novel full-life maintenance-free online monitoring device for gas chromatogram in transformer oil |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 Termination date: 20190912 |
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| CF01 | Termination of patent right due to non-payment of annual fee |