CN103268108B - Intelligent load management system for transformer - Google Patents
Intelligent load management system for transformer Download PDFInfo
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- CN103268108B CN103268108B CN201310183776.7A CN201310183776A CN103268108B CN 103268108 B CN103268108 B CN 103268108B CN 201310183776 A CN201310183776 A CN 201310183776A CN 103268108 B CN103268108 B CN 103268108B
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- transformator
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- 230000008878 coupling Effects 0.000 claims abstract description 17
- 238000010168 coupling process Methods 0.000 claims abstract description 17
- 238000005859 coupling reaction Methods 0.000 claims abstract description 17
- 238000004891 communication Methods 0.000 claims abstract description 8
- 238000001514 detection method Methods 0.000 claims abstract description 4
- 238000004804 winding Methods 0.000 claims description 4
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 abstract description 2
- 238000013021 overheating Methods 0.000 abstract description 2
- 230000009466 transformation Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- Protection Of Transformers (AREA)
Abstract
The invention discloses a kind of Intelligent load management system for transformer, it contains processor, described processor is connected with a side of Phototube Coupling by spi bus, another side of described Phototube Coupling is connected with a/d converter, relay and On-off signal respectively, described a/d converter is connected with analogue signal and TC signal respectively, described relay is connected with outside electrical equipment, described processor is respectively arranged with SD card interface, USB interface and display lamp, and described processor is connected with communication interface by another Phototube Coupling.Described TC signal includes the detection signal of cable for measuring temperature, air temperature sensor, air air velocity transducer, air air velocity transducer and chiller temperature sensor.The present invention is by the real-time measurement to transformator top-oil temperature, and combine outside environmental elements and current operating condition, the variations in temperature of transformator is predicted, and the overheating conditions being likely to occur transformator under transformer overload ruuning situation carries out early warning, corresponding overload Estimated Time Of Operation is provided, in order to improve the utilization rate of power transformer to greatest extent, transformator is made to reach the purpose that energy efficiency runs.
Description
Technical field:
The present invention relates to a kind of Power Transformer Monitoring System, particularly relate to a kind of Intelligent load management system for transformer.
Background technology:
Transition and development along with national economy, contradiction between development and the growth of actual demand of some areas power supply capacity day by day manifests, for responding actively this situation, promote in state's net system and have employed the raising multinomial technology such as running temperature, in short-term dynamic compatibilization, heat resistance circuit, greatly improving the ability to transmit electricity of circuit, matched power transformation station equipment (chopper, disconnecting switch, current transformer etc.) generally takes technological transformation.Transformator is as the nucleus equipment of power transmission and transformation, but for security consideration, its properly functioning capacity is all far below rated capacity at present, equipment does not reaches far away effectively utilization, it is the most aging of the insulant that causes of the temperature rise of inside transformer coiling hotspot to the key constraints improving transformer utilization factor, if not controlling temperature rise, to may result in transformator malfunctioning, thus causes feeder line fault, impact power supply.
Summary of the invention:
The technical problem to be solved is: overcome the deficiencies in the prior art, it is provided that a kind of reasonable in design, simple in construction, monitor and the Intelligent load management system for transformer that automatically controls in real time.
The technical scheme is that a kind of Intelligent load management system for transformer, containing processor, described processor is connected with a side of Phototube Coupling by spi bus, another side of described Phototube Coupling is connected with a/d converter, relay and On-off signal respectively, described a/d converter is connected with analogue signal and TC signal respectively, described relay is connected with outside electrical equipment, described processor is respectively arranged with SD card interface, USB interface and display lamp, and described processor is connected with communication interface by another Phototube Coupling.
Two latches it are provided with between described processor and Phototube Coupling.Described TC signal includes the detection signal of cable for measuring temperature, air temperature sensor, air air velocity transducer, air air velocity transducer and chiller temperature sensor.
Described communication interface is connected with each other with host computer.Described processor is connected with alarm.
The invention has the beneficial effects as follows:
1, the present invention is by the real-time measurement to transformator top-oil temperature, and combine outside environmental elements and current operating condition, the variations in temperature of transformator is predicted, and the overheating conditions being likely to occur transformator under transformer overload ruuning situation carries out early warning, corresponding overload Estimated Time Of Operation is provided, in order to improve the utilization rate of power transformer to greatest extent, transformator is made to reach the purpose that energy efficiency runs.
2, the present invention uses Phototube Coupling, improves the safety of system, it is to avoid because the burst accident infringements to system such as extraneous thunderbolts, extends the service life of system and reduces use cost.
3, the present invention passes through Control external alert or the switch of indication signal, if temperature exceedes predetermined value, will report to the police, and reminds staff to note protection.On-off signal signal is used for controlling facility switching and switching working mode.
4, communication interface of the present invention is the data-interface with PC, is uploaded to PC shows for receiving the instruction and correction data that PC transmits the data calculated by processor, very convenient.
5, the present invention is reasonable in design, simple in construction, monitor and automatically control in real time, and it is applied widely, it is easy to promotion and implementation, has good economic benefit.
Accompanying drawing illustrates:
Fig. 1 is the circuit theory diagrams of Intelligent load management system for transformer；
Fig. 2 is the software flow pattern of Intelligent load management system for transformer.
Detailed description of the invention:
Embodiment: see Fig. 1 and Fig. 2,
Intelligent load management system for transformer contains processor, wherein: processor is connected with a side of Phototube Coupling by spi bus, another side of Phototube Coupling is connected with a/d converter, relay and On-off signal respectively, a/d converter is connected with analogue signal and TC signal respectively, relay is connected with outside electrical equipment, processor is respectively arranged with SD card interface, USB interface and display lamp, and processor is connected with communication interface by another Phototube Coupling.
Two latches it are provided with between processor and Phototube Coupling.TC signal includes the detection signal of cable for measuring temperature, air temperature sensor, air air velocity transducer, air air velocity transducer and chiller temperature sensor.Communication interface is connected with each other with host computer.Processor is connected with alarm.
During work, cable for measuring temperature monitors the winding temperature of transformator in real time, and temperature signal is passed to processor by Phototube Coupling, processor calculates according to parameters such as temperature, the temperature of air, light application time and the wind speed of winding, it is thus achieved that temperature tuning parameters, when needing regulation, processor drives cooler to work by relay, makes transformator lower the temperature, and data parameters is uploaded host computer or backstage by processor, also receive host computer or the instruction on backstage, carry out temperature control.
Claims (4)
1. an Intelligent load management system for transformer, containing processor, it is characterized in that: described processor is connected with a side of Phototube Coupling by spi bus, another side of described Phototube Coupling is connected with a/d converter, relay and On-off signal respectively, described a/d converter is connected with analogue signal and TC signal respectively, described relay is connected with outside electrical equipment, described processor is respectively arranged with SD card interface, USB interface and display lamp, and described processor is connected with communication interface by another Phototube Coupling；Described TC signal includes the detection signal of cable for measuring temperature, air temperature sensor, air air velocity transducer and chiller temperature sensor；Described cable for measuring temperature monitors the winding temperature of transformator in real time, described processor calculates according to temperature, the temperature of air, light application time and the wind speed parameter of winding, it is thus achieved that temperature tuning parameters, when needing regulation, described processor drives cooler to work by relay, makes transformator lower the temperature.
Intelligent load management system for transformer the most according to claim 1, is characterized in that: be provided with two latches between described processor and Phototube Coupling.
Intelligent load management system for transformer the most according to claim 1, is characterized in that: described communication interface is connected with each other with host computer.
Intelligent load management system for transformer the most according to claim 1, is characterized in that: described processor is connected with alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310183776.7A CN103268108B (en) | 2013-05-17 | 2013-05-17 | Intelligent load management system for transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310183776.7A CN103268108B (en) | 2013-05-17 | 2013-05-17 | Intelligent load management system for transformer |
Publications (2)
| Publication Number | Publication Date |
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| CN103268108A CN103268108A (en) | 2013-08-28 |
| CN103268108B true CN103268108B (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310183776.7A Active CN103268108B (en) | 2013-05-17 | 2013-05-17 | Intelligent load management system for transformer |
Country Status (1)
| Country | Link |
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| CN (1) | CN103268108B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106228787A (en) * | 2016-08-26 | 2016-12-14 | 刘勇 | Wisdom Electrical Safety monitoring system and monitoring method |
| TWI796047B (en) * | 2021-12-13 | 2023-03-11 | 中華電信股份有限公司 | System and method for the analysis and prediction of transformer and computer program product thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2309001Y (en) * | 1997-07-24 | 1999-02-24 | 陈家山 | One-chip computer field monitor for transformer substation |
| CN201616682U (en) * | 2009-10-23 | 2010-10-27 | 广州东芝白云菱机电力电子有限公司 | Optoelectronic triple-isolated DC cabinet power source monitor of collection system |
| CN202433727U (en) * | 2011-12-16 | 2012-09-12 | 西安艾贝尔科技发展有限公司 | Single chip microcomputer (SCM) data acquisition unit for distributed monitoring device |
| CN102789182A (en) * | 2012-08-21 | 2012-11-21 | 高志朋 | Wind turbine generator gearbox lubricating oil on-line monitor and control platform based on ARM (advanced RISC machine) |
| CN202631648U (en) * | 2012-03-29 | 2012-12-26 | 上海市电力公司 | Diagnostic device for electronic instrument transformer circuit in intelligent transformer station |
| CN203243121U (en) * | 2013-05-17 | 2013-10-16 | 郑州华力信息技术有限公司 | Transformer load intelligent management system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090119748A1 (en) * | 2007-08-30 | 2009-05-07 | Jiewen Yao | System management mode isolation in firmware |
-
2013
- 2013-05-17 CN CN201310183776.7A patent/CN103268108B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2309001Y (en) * | 1997-07-24 | 1999-02-24 | 陈家山 | One-chip computer field monitor for transformer substation |
| CN201616682U (en) * | 2009-10-23 | 2010-10-27 | 广州东芝白云菱机电力电子有限公司 | Optoelectronic triple-isolated DC cabinet power source monitor of collection system |
| CN202433727U (en) * | 2011-12-16 | 2012-09-12 | 西安艾贝尔科技发展有限公司 | Single chip microcomputer (SCM) data acquisition unit for distributed monitoring device |
| CN202631648U (en) * | 2012-03-29 | 2012-12-26 | 上海市电力公司 | Diagnostic device for electronic instrument transformer circuit in intelligent transformer station |
| CN102789182A (en) * | 2012-08-21 | 2012-11-21 | 高志朋 | Wind turbine generator gearbox lubricating oil on-line monitor and control platform based on ARM (advanced RISC machine) |
| CN203243121U (en) * | 2013-05-17 | 2013-10-16 | 郑州华力信息技术有限公司 | Transformer load intelligent management system |
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| CN103268108A (en) | 2013-08-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 100033 West Chang'an Avenue, Beijing, No. 86, No. Applicant after: State Grid Corporation of China Applicant after: STATE GRID HENAN ELECTRIC POWER COMPANY ZHENGZHOU POWER SUPPLY Co. Applicant after: ZHENGZHOU HUALI INFORMATION TECHNOLOGY Co.,Ltd. Address before: 450006, Zhengzhou province high tech Zone, Ruida Road, No. 96, No. Applicant before: ZHENGZHOU HUALI INFORMATION TECHNOLOGY Co.,Ltd. Applicant before: HUNAN ELECTRIC POWER COMPANY, ZHENGZHOU POWER SUPPLY Co. Applicant before: State Grid Corporation of China |
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| CB03 | Change of inventor or designer information |
Inventor after: Zhang Weizheng Inventor after: Huang Youmin Inventor after: Li Qing Inventor after: Li Zhimin Inventor after: Lin Hui Inventor after: Zheng Yan Inventor after: Li Lu Inventor after: Wang Guiting Inventor after: Ji Guojian Inventor after: Zeng Xinshun Inventor after: Qian Zhiyin Inventor before: Zhang Weizheng Inventor before: Huang Youmin Inventor before: Li Qing Inventor before: Li Zhimin Inventor before: Lin Hui Inventor before: Zheng Yan Inventor before: Li Lu Inventor before: Wang Guiting Inventor before: Ji Guojian Inventor before: Zeng Xinshun Inventor before: Qian Zhiyin |
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| COR | Change of bibliographic data | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220817 Address after: 100033 West Chang'an Avenue, Xicheng District, Xicheng District, Beijing Patentee after: State Grid Corporation of China Patentee after: STATE GRID HENAN ELECTRIC POWER COMPANY ZHENGZHOU POWER SUPPLY Co. Patentee after: ZHENGZHOU XIANGHE GROUP Co.,Ltd. Address before: 100033 West Chang'an Avenue, Xicheng District, Xicheng District, Beijing Patentee before: State Grid Corporation of China Patentee before: STATE GRID HENAN ELECTRIC POWER COMPANY ZHENGZHOU POWER SUPPLY Co. Patentee before: ZHENGZHOU HUALI INFORMATION TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |