CN110579654A - Main transformer oil chromatogram on-line monitoring system - Google Patents
Main transformer oil chromatogram on-line monitoring system Download PDFInfo
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- CN110579654A CN110579654A CN201810589365.0A CN201810589365A CN110579654A CN 110579654 A CN110579654 A CN 110579654A CN 201810589365 A CN201810589365 A CN 201810589365A CN 110579654 A CN110579654 A CN 110579654A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 21
- 238000004587 chromatography analysis Methods 0.000 claims abstract description 29
- 238000005070 sampling Methods 0.000 claims description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007788 liquid Substances 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
- 238000012360 testing method Methods 0.000 description 1
Classifications
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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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Testing Relating To Insulation (AREA)
Abstract
The invention discloses a main transformer oil chromatogram on-line monitoring system, which comprises: the system comprises a plurality of main transformers, an oil tank on each main transformer is connected with an oil chromatography on-line monitor, the top of the oil tank of each main transformer is provided with an oil filling port and an air pressure measuring hole, the bottom of the oil tank of each main transformer is provided with an oil discharge port, the oil tank of each main transformer is also provided with an interface connected with the oil chromatography on-line monitor, the interface is connected with the oil chromatography on-line monitor through a flange, and each oil chromatography on-line monitor is also connected with a branch control computer through a network and used for collecting information of the connected oil chromatography on-line monitor; further comprising: each sub-control computer is connected with the main control unit through a network; the main control unit includes: the system comprises a main control computer and a centralized control platform server. The invention can enable the working personnel to master the operation conditions of all the transformers in time in the master control room.
Description
Technical Field
The invention relates to an oil chromatography online monitoring system, in particular to a main transformer oil chromatography online monitoring system.
Background
the transformer is one of important devices in the power system, and the operational reliability of the transformer directly affects the safe operation of the power system. The components and the content of the dissolved gas in the transformer oil are closely related to the insulation aging or fault degree of the transformer, so that the analysis of the dissolved gas in the oil is one of the most effective measures for checking the running state of the transformer, and has important significance for correctly judging and analyzing equipment faults especially for latent faults existing in oil-filled electrical equipment.
Because only one transformer cannot be arranged in the whole power system, a plurality of transformers need to be operated in the power system at the same time, and the conventional operation is that each transformer is provided with an oil color spectrum on-line monitor, and then monitoring data on each oil color spectrum on-line monitor is registered and recorded in a manual inspection mode, so that the type and the property of the internal fault of the transformer are judged.
however, the existing methods described above are time-consuming and labor-consuming, and the real-time property of the collected data is also compromised, which obviously does not meet the requirements of modern production operations.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the main transformer oil chromatography online monitoring system, which can enable a worker to master the operation conditions of all transformers in time in a master control room.
In order to achieve the purpose, the invention adopts the following technical scheme:
A main transformer oil chromatogram on-line monitoring system includes: the system comprises a plurality of main transformers, an oil tank on each main transformer is connected with an oil chromatography on-line monitor, the top of the oil tank of each main transformer is provided with an oil filling port and an air pressure measuring hole, the bottom of the oil tank of each main transformer is provided with an oil discharge port, the oil tank of each main transformer is also provided with an interface connected with the oil chromatography on-line monitor, the interface is connected with the oil chromatography on-line monitor through a flange, and each oil chromatography on-line monitor is also connected with a branch control computer through a network and used for collecting information of the connected oil chromatography on-line monitor;
further comprising: each sub-control computer is connected with the main control unit through a network;
The main control unit includes:
The main control computer is used for collecting and monitoring the information collected by each sub-control computer;
And the centralized control platform server is used for remotely controlling each sub-control computer.
And the air pressure measuring hole is connected with an air pressure meter.
the bottom of the main transformer oil tank is also provided with a sampling port.
Each sub-control computer is connected with the TCP/IP module of the main control computer through a local area network.
In the technical scheme, the main transformer oil chromatography on-line monitoring system provided by the invention is convenient for workers to control the operation condition of the oil chromatography on-line monitor on the main transformer in real time; the remote control system has strong remote control capability, and can simply and quickly carry out remote control on the oil chromatography on-line monitor through the existing local area network of an enterprise; the method has the advantages that the purposes of giving instructions to the oil chromatogram on-line monitor in different places, modifying coefficients, inquiring test data, analyzing abnormal data change trend and adjusting monitoring period are achieved; the automatic inspection function is used for visually monitoring the operation condition of each oil chromatogram on-line monitor in real time and rapidly handling the abnormal condition of each oil chromatogram on-line monitor in time; the historical working records and the current running state of each oil chromatography on-line monitor can be inquired in real time, abnormal events which occur once by the device can be traced, the state maintenance of the main transformer oil chromatography on-line monitoring system is realized, and the reliable and safe running of each oil chromatography on-line monitor is ensured.
drawings
FIG. 1 is a schematic structural diagram of a main transformer oil tank of the present invention;
fig. 2 is a schematic diagram of the framework of the monitoring system of the present invention.
Detailed Description
The technical scheme of the invention is further explained by combining the drawings and the embodiment.
Referring to fig. 1 to fig. 2, an on-line monitoring system for oil chromatography of a main transformer provided by the present invention includes: the oil chromatography on-line monitor 2 is connected to a main transformer oil tank 5 of each main transformer 1, which is part of the prior art and is not described herein again. Different from the prior art, the top of each main transformer oil tank 5 is provided with an oil filling port 51 and an air pressure measuring hole 52, the oil filling port 51 is used for filling transformer oil, an air pressure gauge 6 can be arranged on the air pressure measuring hole 52, the measuring range of the barometer 6 is 30 kPa-110 kPa, the measuring uncertainty is less than or equal to 0.2kPa, the bottom of the main transformer oil tank 5 is provided with an oil outlet 53, when the oil liquid is replaced, the transformer oil in the main transformer oil tank 5 can be discharged through the oil discharge hole 53, the main transformer oil tank 3 is also provided with an interface 54 connected with the oil chromatogram on-line monitor 2, the interface 54 can be connected with the on-line oil chromatography monitor 2 through a flange, each on-line oil chromatography monitor 2 is also connected with a branch control computer 3 through a network, each on-line oil chromatography monitor 2 collects the information of the main oil chromatography of the main transformer 1, and transmits the collected information to the branch control computer 3 correspondingly connected with the network.
Preferably, the bottom of the main transformer oil tank 5 is further provided with a sampling port 55, and a transformer oil sample can be taken out through the sampling port 55 for offline detection.
Preferably, the method further comprises the following steps: a main control unit 4 (which may also be a general control room), wherein the main control unit 4 includes: a host computer 41 and a centralized control platform server 42. Each sub-control computer 3 is connected with the TCP/IP module of the main control computer 41 through the local area network, so that the main control computer 41 can simultaneously collect and monitor information on a plurality of sub-control computers 3, and finally, the centralized control platform server 42 is used for remotely controlling the sub-control computers 3, for example: automatic inspection, state maintenance, and the like.
The general implementation approach for the master control computer 41 is as follows: an interface of the sub-control computer 3 connected with the main control computer 41 and a TCP/IP network module are encapsulated into an ActiveX control, and a remote subsystem is added to realize the communication between the remote subsystem of the sub-control computer 3 and the centralized control platform server 42; the project operation information of the main control computer 41 is completely provided by the remote subsystem of the branch control computer 3, and the main control computer 41 executes a certain operation of the branch control computer 3 by returning the appointed information.
It should be understood by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as a limitation of the present invention, and that changes and modifications to the above described embodiments are within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.
Claims (4)
1. A main transformer oil chromatogram on-line monitoring system includes: a plurality of main transformers, the oil tank on every main transformer all is connected with an oil chromatogram on-line monitoring appearance, its characterized in that: the top of each main transformer oil tank is provided with an oil filling port and an air pressure measuring hole, the bottom of each main transformer oil tank is provided with an oil discharge port, the main transformer oil tank is also provided with an interface connected with an oil chromatography on-line monitor, the interface is connected with the oil chromatography on-line monitor through a flange, and each oil chromatography on-line monitor is also connected with a branch control computer through a network and used for collecting information of the connected oil chromatography on-line monitor;
further comprising: each sub-control computer is connected with the main control unit through a network;
The main control unit includes:
The main control computer is used for collecting and monitoring the information collected by each sub-control computer;
And the centralized control platform server is used for remotely controlling each sub-control computer.
2. The on-line monitoring system of the main transformer oil chromatogram of claim 1, characterized in that: and the air pressure measuring hole is connected with an air pressure meter.
3. The on-line monitoring system of the main transformer oil chromatogram of claim 1, characterized in that: the bottom of the main transformer oil tank is also provided with a sampling port.
4. the on-line monitoring system of the main transformer oil chromatogram of claim 1, characterized in that: each sub-control computer is connected with the TCP/IP module of the main control computer through a local area network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810589365.0A CN110579654A (en) | 2018-06-08 | 2018-06-08 | Main transformer oil chromatogram on-line monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810589365.0A CN110579654A (en) | 2018-06-08 | 2018-06-08 | Main transformer oil chromatogram on-line monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110579654A true CN110579654A (en) | 2019-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810589365.0A Pending CN110579654A (en) | 2018-06-08 | 2018-06-08 | Main transformer oil chromatogram on-line monitoring system |
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| Country | Link |
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| CN (1) | CN110579654A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113624852A (en) * | 2021-08-06 | 2021-11-09 | 国网新疆电力有限公司检修公司 | Oil chromatogram online oil discharge and collection device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102879481A (en) * | 2012-10-16 | 2013-01-16 | 吉林省电力有限公司通化供电公司 | Centralized online monitoring of high oil resistant color spectrum |
| CN203069562U (en) * | 2013-02-20 | 2013-07-17 | 广州南方电力集团技术有限公司 | Main transformer oil chromatography on-line monitoring system with favorable seal performance |
| CN203101611U (en) * | 2012-10-26 | 2013-07-31 | 国网电力科学研究院武汉南瑞有限责任公司 | Simulation and monitoring system for operating state of transformer |
| CN203465246U (en) * | 2013-07-30 | 2014-03-05 | 国家电网公司 | System for detecting performance of transformer oil chromatograph on-line monitoring device |
| CN203870440U (en) * | 2014-03-27 | 2014-10-08 | 国家电网公司 | Network centralized control platform of transformer station main transformation oil chromatogram on-line monitoring devices |
| CN208297630U (en) * | 2018-06-08 | 2018-12-28 | 上海漕泾热电有限责任公司 | A kind of main fransformer oil chromatography online monitoring system |
-
2018
- 2018-06-08 CN CN201810589365.0A patent/CN110579654A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102879481A (en) * | 2012-10-16 | 2013-01-16 | 吉林省电力有限公司通化供电公司 | Centralized online monitoring of high oil resistant color spectrum |
| CN203101611U (en) * | 2012-10-26 | 2013-07-31 | 国网电力科学研究院武汉南瑞有限责任公司 | Simulation and monitoring system for operating state of transformer |
| CN203069562U (en) * | 2013-02-20 | 2013-07-17 | 广州南方电力集团技术有限公司 | Main transformer oil chromatography on-line monitoring system with favorable seal performance |
| CN203465246U (en) * | 2013-07-30 | 2014-03-05 | 国家电网公司 | System for detecting performance of transformer oil chromatograph on-line monitoring device |
| CN203870440U (en) * | 2014-03-27 | 2014-10-08 | 国家电网公司 | Network centralized control platform of transformer station main transformation oil chromatogram on-line monitoring devices |
| CN208297630U (en) * | 2018-06-08 | 2018-12-28 | 上海漕泾热电有限责任公司 | A kind of main fransformer oil chromatography online monitoring system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113624852A (en) * | 2021-08-06 | 2021-11-09 | 国网新疆电力有限公司检修公司 | Oil chromatogram online oil discharge and collection device |
| CN113624852B (en) * | 2021-08-06 | 2024-04-30 | 国网新疆电力有限公司超高压分公司 | Online oil discharge and collection device for oil chromatography |
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