CN201548632U - On-line monitoring device for capacitive equipment of intelligent transformer substation - Google Patents
On-line monitoring device for capacitive equipment of intelligent transformer substation Download PDFInfo
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- CN201548632U CN201548632U CN2009202533344U CN200920253334U CN201548632U CN 201548632 U CN201548632 U CN 201548632U CN 2009202533344 U CN2009202533344 U CN 2009202533344U CN 200920253334 U CN200920253334 U CN 200920253334U CN 201548632 U CN201548632 U CN 201548632U
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- sensor
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- capacitive apparatus
- intelligent substation
- line monitor
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Abstract
The utility model relates to an on-line monitoring device for capacitive equipment of an intelligent transformer substation. The capacitive equipment is connected with a sensor. The sensor is connected with a signal acquisition device. The signal acquisition device is connected with a signal conversion processing device. The signal conversion processing device is connected to an expert system to carry out signal post treatment and is connected with a man-machine interaction device. Therefore, the on-line monitoring device has the advantages that (1) realization of the device cannot change the wiring and earthing modes of the original power equipment, and a monitoring system and an electrical system only have magnetic relationship without electric relationship, thus, the device cannot cause any interference and influence on the power equipment; and (2) various types of sensors can be selected to meet the requirements of various environments, accuracies, linearities and the like.
Description
Technical field
The utility model relates to field transformer, specifically is a kind of intelligent substation capacitive apparatus on-Line Monitor Device.
Background technology
Capacitive apparatus is the important component part of transformer station, as high-tension apparatus sleeve pipe, high-voltage capacitance formula voltage transformer (VT) (CVT), high-tension current inductor (TA), manifold type capacitor etc., occupies an important position in transformer station.
The fault of capacitive apparatus not only can influence the safe operation of whole transformer station, also jeopardizes the safety of other equipment and the person simultaneously, and is very important.Existing maintenance work is to carry out regular preventive trial, inspection.He has played certain effect to the reliability that improves equipment in early days, but exist the cycle long, labour intensity is big, validity is poor, influence problem such as power supply reliability.
In addition, along with continuous application, capacitive apparatus needs constantly to detect data such as its dielectric loss, equivalent capacity, is very loaded down with trivial details; Need testing environment temperature, humidity variation tendency etc., be difficult to realize; And capacitive apparatus insulated capacitance of bushing value and dielectric loss change and trend analysis, just are difficult to more realize having very big potential hazard.
Summary of the invention
At above-mentioned problem, the utility model provides a kind of simple in structure, novel, intelligent substation capacitive apparatus on-Line Monitor Device of utilizing technology such as modern sensing, measurement to realize.
A kind of intelligent substation capacitive apparatus on-Line Monitor Device, be connected with sensor with capacitive apparatus, sensor connects signal picker, signal picker is connected with the signal conversion processes device, the signal conversion processes device is connected to expert system and carries out signal post-processing, and is connected with human-computer interaction device.Like this, sensor gets final product real-time data such as the needed current signal of collection, voltage signal, dielectric loss value and equivalent capacitance, and fail Song through rough handling and carry out analyzing and processing to expert system, expert system is to signal analysis, reach a conclusion, show that by man-machine interactive system the user then can send instruction, reaches the purpose of man-machine interaction.
Described sensor is current sensor, voltage sensor and temperature sensor etc.Its sensitivity can be selected as required, realizes guaranteeing accuracy under interior the electric current variation and temperature variations on a large scale, and this is to realize easily.
Described signal conversion processes device comprises analog to digital converter, amplifier and rectifier, realizes the signal of sensor is carried out pre-service, and the needed signal of output expert system, this is to realize easily for modern electronic technology.
Described expert system comprises a microprocessor, realizes collection, the analysis of signal.For example, a computing machine can be, processing, analysis and storage etc. can be realized data.Can also be provided with warning device, exceed the interval of setting in data after, can report to the police, remind the user to make a response.
Described human-computer interaction device comprises keyboard, display, printer interface, or the like.
The intelligent substation capacitive apparatus on-Line Monitor Device that the utility model provides, according to following advantage is arranged:
1. Zhuan Zhi realization does not change wiring, the ground connection pattern of original power equipment, and monitoring system and electrical system have only the contact of magnetic, does not have the contact of electricity, can not cause any interference and influence to power equipment.
2. the sensor of many kinds of models can be selected, and satisfies the needs of various environment, precision, the linearity etc.
3. system has compatibility, satisfies various modular design requirements, can adapt to the different pieces of information bus request, and the monitoring modular that also can accept other like product is integrated into this device.
4. effect is very good, has realized real-time monitoring, the effect of handling in real time, can in time find variety of issue, in time solves, and avoids the generation of various faults, accident to greatest extent.
Description of drawings
Fig. 1 is the electrical schematic diagram of the utility model embodiment.
Embodiment
Embodiment with indefiniteness further explains, illustrates the technical program below.
A kind of intelligent substation capacitive apparatus on-Line Monitor Device, as shown in Figure 1, be connected with various sensors with capacitive apparatus 1, sensor connects signal picker 4, signal picker 4 is connected with signal conversion processes device 5, signal conversion processes device 5 is connected to expert system and carries out signal post-processing, and is connected with human-computer interaction device.
Described sensor is current sensor 2 and voltage sensor 3.Its sensitivity can be selected as required, realizes guaranteeing accuracy under interior the electric current variation and temperature variations on a large scale, and this is to realize easily.
Described signal conversion processes device 5 comprises analog to digital converter, amplifier and rectifier, realizes the signal of sensor is carried out pre-service, and the needed signal of output expert system, this is to realize easily for modern electronic technology.
Described expert system is a computing machine 6, can realize processing, analysis and storage etc. to data.Can also be provided with warning device, exceed the interval of setting in data after, can report to the police, remind the user to make a response.
Described human-computer interaction device comprises keyboard 7, display 8, printer interface 9, or the like.
Like this, when using, the various signals of sensor, as the voltage and current signal of current transformer, temperature value etc., can obtain data such as its dielectric loss value, equivalent capacitance, send to expert system through pre-service, expert system is analyzed data, reach a conclusion, and be presented in the display.
Simultaneously, the user can also be provided with various data by keyboard, reaches the purpose of man-machine interaction.
Claims (5)
1. intelligent substation capacitive apparatus on-Line Monitor Device, it is characterized in that: be connected with sensor with capacitive apparatus, sensor connects signal picker, signal picker is connected with the signal conversion processes device, the signal conversion processes device is connected to expert system and carries out signal post-processing, and is connected with human-computer interaction device.
2. intelligent substation capacitive apparatus on-Line Monitor Device according to claim 1 is characterized in that: described sensor is current sensor and voltage sensor.
3. intelligent substation capacitive apparatus on-Line Monitor Device according to claim 1 and 2 is characterized in that: described signal conversion processes device comprises analog to digital converter, amplifier and rectifier.
4. intelligent substation capacitive apparatus on-Line Monitor Device according to claim 3, it is characterized in that: described expert system comprises a microprocessor, realizes collection, the analysis of signal.
5. intelligent substation capacitive apparatus on-Line Monitor Device according to claim 4, it is characterized in that: described human-computer interaction device comprises keyboard, display, printer interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202533344U CN201548632U (en) | 2009-11-16 | 2009-11-16 | On-line monitoring device for capacitive equipment of intelligent transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202533344U CN201548632U (en) | 2009-11-16 | 2009-11-16 | On-line monitoring device for capacitive equipment of intelligent transformer substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201548632U true CN201548632U (en) | 2010-08-11 |
Family
ID=42603808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202533344U Expired - Fee Related CN201548632U (en) | 2009-11-16 | 2009-11-16 | On-line monitoring device for capacitive equipment of intelligent transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201548632U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102331533A (en) * | 2011-05-31 | 2012-01-25 | 镇江泰丰电工设备制造有限公司 | Monitoring and diagnosing system of high-voltage electrical equipment |
| CN102401862A (en) * | 2011-05-31 | 2012-04-04 | 镇江泰丰电工设备制造有限公司 | Monitoring system for power transformer |
| CN103499730A (en) * | 2013-10-16 | 2014-01-08 | 国网山东省电力公司青岛供电公司 | Safety electricity testing and discharging device |
| CN103558484A (en) * | 2013-11-16 | 2014-02-05 | 沈阳工业大学 | Substation cable lightning strike interference detecting device and method |
-
2009
- 2009-11-16 CN CN2009202533344U patent/CN201548632U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102331533A (en) * | 2011-05-31 | 2012-01-25 | 镇江泰丰电工设备制造有限公司 | Monitoring and diagnosing system of high-voltage electrical equipment |
| CN102401862A (en) * | 2011-05-31 | 2012-04-04 | 镇江泰丰电工设备制造有限公司 | Monitoring system for power transformer |
| CN103499730A (en) * | 2013-10-16 | 2014-01-08 | 国网山东省电力公司青岛供电公司 | Safety electricity testing and discharging device |
| CN103558484A (en) * | 2013-11-16 | 2014-02-05 | 沈阳工业大学 | Substation cable lightning strike interference detecting device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANDONG POWER EQUIPMENT MANUFACTURING CO., LTD. Free format text: FORMER NAME: SHANDONG POWER EQUIPMENT COMPANY Owner name: SHANDONG POWER EQUIPMENT CO., LTD. Free format text: FORMER NAME: SHANDONG POWER EQUIPMENT MANUFACTURING CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 250022 Shandong Province, Ji'nan city central machine West Road No. 3 Patentee after: SHANDONG POWER EQUIPMENT Co.,Ltd. Address before: 250022 Shandong Province, Ji'nan city central machine West Road No. 3 Patentee before: Shandong Power Equipment Co.,Ltd. Address after: 250022 Shandong Province, Ji'nan city central machine West Road No. 3 Patentee after: Shandong Power Equipment Co.,Ltd. Address before: 250022 Shandong Province, Ji'nan city central machine West Road No. 3 Patentee before: Shandong Power Equipment Factory |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100811 Termination date: 20171116 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |