CN103855714A - Integrated automatic substation system - Google Patents
Integrated automatic substation system Download PDFInfo
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- CN103855714A CN103855714A CN201410124797.6A CN201410124797A CN103855714A CN 103855714 A CN103855714 A CN 103855714A CN 201410124797 A CN201410124797 A CN 201410124797A CN 103855714 A CN103855714 A CN 103855714A
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Abstract
The invention discloses an integrated automatic substation system which comprises a 220KV high-voltage wire, two main transformers, a 110KV bus, a small power line, a stabilizing control device and a controller, wherein high-voltage ends of the two main transformers are respectively connected with the 220KV high-voltage wire, and a 110KV power supply is output from low-voltage ends of the transformers after step-down; the 110KV bus is connected with the low-voltage ends of the two main transformers through a main transformer switch; the small power line is in circuit connection with a 10KV bus; multiple inlet wires are connected with the 220KV high-voltage wire; two outlet wires are respectively connected with the 220KV high-voltage wire through a wire outlet switch; the stabilizing control device comprises multiple acquisition modules and controllers; the multiple acquisition modules are used for acquiring analog quantity and switching value of each electric power circuit; the controller is used for processing the analog quantity and the switching value of each electric power circuit and judging whether the two main transformers are subjected to tripping operation. According to the integrated automatic substation system, the operating stability of the power grid is improved, and normal life electricity of residents is guaranteed.
Description
Technical field
The present invention relates to power automation control field, be specifically related to a kind of integrated automation converting station system.
Background technology
Operation of power networks is only network operation, for the stable operation of guaranteeing transformer station is joined and jumped each relevant feeder line by the gate out switch rhabdion point of transformer station, can cause each feeder line institute charged all to disappear after feeder line tripping operation.
, easily there is the situation of electrical network islet operation in existing transformer substation system.
Summary of the invention
The object of the present invention is to provide a kind of integrated automation converting station system, improve the stability of operation of power networks, guarantee resident's normal life electricity consumption.
In order to achieve the above object, the present invention is achieved through the following technical solutions: a kind of integrated automation converting station system, be characterized in, and comprise:
220 kilovolts of high-voltage lines;
Two main transformers, its high-pressure side connects respectively 220 kilovolts of high-voltage lines, after step-down, 110 kilovolts of power supplys of low-pressure end output;
110 kilovolts of buses, connect the low-pressure end of two described main transformers by main transformer switch;
Small power supply line, its circuit is connected to described 10 kilovolts of buses;
Many inlet wire is connected with 220 kilovolts of high-voltage lines;
Article two, outlet is connected with 220 kilovolts of high-voltage lines by outlet switch respectively;
Stability control device;
Wherein, described stability control device comprises multiple acquisition modules, controller;
Multiple described acquisition modules are separately positioned on the high-pressure side of two main transformers and low-pressure side, 110 kilovolts of buses, two outlets, main transformer switch and outlet switch places, for gathering analog quantity and the switching value of each power circuit;
Controller, for the analog quantity of each power circuit and switching value are processed, judges whether two main transformers trip.
Integrated automation converting station system as claimed in claim 1, is characterized in that, the data processing module that described acquisition module comprises an analog quantity and switching value input isolation module and is connected with analog quantity and switching value input isolation module;
Described analog quantity and switching value input isolation module and data processing module corresponding setting one by one;
Described analog quantity and switching value input isolation module and data processing module complete isolation amplification, AD conversion, the collection computing to analog quantity jointly;
Described in each, data processing module is all connected with controller;
Preferably, described stability control device further comprises indicating module, is connected, for showing the analog quantity and the switching value that collect with controller.
Preferably, described stability control device further comprises communication module, be connected with controller, for the communication of offside transformer station.
Described controller adopts 32 embedded PowerPC chips.
Described communication module is by Industrial Ethernet and the communication of offside transformer station.
Described outlet switch is SF6 circuit breaker.
A kind of integrated automation converting station system of the present invention compared with prior art has the following advantages: replaced aging serious equipment in transformer station, meet the modernization controlling run requirement of modern power network, improve and promote electricity net safety stable, lifting means operational reliability, promotes electrical network intelligent level;
System configuration of the present invention is simple, can in existing transformer station, implement, and without newly levying soil, saves cost.
Accompanying drawing explanation
Fig. 1 is the main wiring diagram of a kind of integrated automation converting station system of the present invention.
Fig. 2 is the structured flowchart of stability control device.
Fig. 3 is the structured flowchart of acquisition module.
Embodiment
Below in conjunction with accompanying drawing, by describing a preferably specific embodiment in detail, the present invention is further elaborated.
As depicted in figs. 1 and 2, a kind of integrated automation converting station system, comprises: 220 kilovolts of high-voltage lines 1; Two main transformer 2(1 main transformers and No. 2 main transformers), its high-pressure side connects respectively 220 kilovolts of high-voltage lines 1, after step-down, 110 kilovolts of power supplys of low-pressure end output; 110 kilovolts of buses 3, connect the low-pressure end of two described main transformers 2 by main transformer switch; Small power supply line 4, its circuit is connected to described 10 kilovolts of buses 3; Many inlet wire 5 is connected with 220 kilovolts of high-voltage lines 1; Article two, outlet 6 is respectively by outlet switch (SF6 circuit breaker.) be connected with 220 kilovolts of high-voltage lines 1; Stability control device 7; Wherein, described stability control device 7 comprises multiple acquisition modules 71, controller 72; Multiple described acquisition modules 71 are separately positioned on the high-pressure side of two main transformers 2 and low-pressure side, 110 kilovolts of buses 3, two outlets 6, main transformer switch and outlet switch places, for gathering analog quantity and the switching value of each power circuit; Controller 72, for the analog quantity of each power circuit and switching value are processed, judges whether two main transformers 2 trip.
The data processing module 712 that acquisition module 71 comprises an analog quantity and switching value input isolation module 711 and is connected with analog quantity and switching value input isolation module 711; Analog quantity and switching value input isolation module 711 and data processing module 712 corresponding setting one by one; Analog quantity and switching value input isolation module 711 completes isolation amplification, AD conversion, the collection computing to analog quantity jointly with data processing module 712; Described in each, data processing module 712 is all connected with controller 72; Stability control device 7 further comprises indicating module 73, is connected, for showing the analog quantity and the switching value that collect with controller 72.
Stability control device 7 further comprises communication module 74, be connected with controller 72, for the communication of offside transformer station.Controller 72 adopts 32 embedded PowerPC chips.Communication module 74 is by Industrial Ethernet and the communication of offside transformer station.
Concrete application: acquisition module 71 is voltage transformer, current transformer, position of the switch detector; Stability control device 7 gathers the three-phase voltage of three-phase current, two main transformer 2 high-pressure sides and the three-phase current of low-pressure side of two outlets 6,110 kilovolts of buses 3, the position signalling of two outlet switchs (TWJ), the position signalling of two main transformer switch (TWJ).
As shown in Figure 1, because small power supply line 4 is fixedly connected on 110 kilovolts of buses 3, only have in the time of No. 1 main transformer maintenance, 110 kilovolts of bus 3 block switch operations, small power supply line 4 is powered by No. 2 main transformers.For fear of the lonely network operations of small power supply line 4 outlets, the main transformer 2 connecting when small power supply line 4 needs off-the-line small power supply line 4 while tripping operation.Judge the tripping operation of two outlets 6 of 220kV, tripping operation information exchange is crossed to communication module 74 and send to offside transformer station.Judge the tripping operation of two main transformer 2 high-pressure sides and low-pressure side, in the time that No. 1 main transformer does not overhaul, when No. 1 main transformer tripping operation, off-the-line small power supply line 4.In the time of 110 kilovolts of buses, 3 outlet low-frequency and low-voltages, high all high pressure, off-the-line small power supply line.
Although content of the present invention has been done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to limitation of the present invention.Read after foregoing those skilled in the art, for multiple modification of the present invention and substitute will be all apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (6)
1. an integrated automation converting station system, is characterized in that, comprises:
220 kilovolts of high-voltage lines (1);
Two main transformers (2), its high-pressure side connects respectively 220 kilovolts of high-voltage lines (1), after step-down, 110 kilovolts of power supplys of low-pressure end output;
110 kilovolts of buses (3), connect the low-pressure end of two described main transformers (2) by main transformer switch;
Small power supply line (4), its circuit is connected to described 10 kilovolts of buses (3);
Many inlet wires (5) are connected with 220 kilovolts of high-voltage lines (1);
Article two, outlet (6) is connected with 220 kilovolts of high-voltage lines (1) by outlet switch respectively;
Stability control device (7);
Wherein, described stability control device (7) comprises multiple acquisition modules (71), controller (72);
Multiple described acquisition modules (71) are separately positioned on high-pressure side and low-pressure side, 110 kilovolts of buses (3), two outlets (6), main transformer switch and the outlet switch place of two main transformers (2), for gathering analog quantity and the switching value of each power circuit;
Controller (72), for the analog quantity of each power circuit and switching value are processed, judges whether two main transformers (2) trip.
2. integrated automation converting station system as claimed in claim 1, it is characterized in that the data processing module (712) that described acquisition module (71) comprises an analog quantity and switching value input isolation module (711) and is connected with analog quantity and switching value input isolation module (711);
Described analog quantity and switching value input isolation module (711) and data processing module (712) corresponding setting one by one;
Described analog quantity and switching value input isolation module (711) completes isolation amplification, AD conversion, the collection computing to analog quantity jointly with data processing module (712);
Data processing module described in each (712) is all connected with controller (72);
Integrated automation converting station system as claimed in claim 1, is characterized in that, described stability control device (7) further comprises indicating module (73), is connected, for showing the analog quantity and the switching value that collect with controller (72).
3. integrated automation converting station system as claimed in claim 1, is characterized in that, described stability control device (7) further comprises communication module (74), be connected with controller (72), for the communication of offside transformer station.
4. integrated automation converting station system as claimed in claim 1, is characterized in that, described controller (72) adopts 32 embedded PowerPC chips.
5. integrated automation converting station system as claimed in claim 4, is characterized in that, described communication module (74) is by Industrial Ethernet and the communication of offside transformer station.
6. integrated automation converting station system as claimed in claim 4, is characterized in that, described outlet switch is SF6 circuit breaker.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410124797.6A CN103855714B (en) | 2014-03-31 | 2014-03-31 | A kind of integrated automation converting station system |
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| CN201410124797.6A CN103855714B (en) | 2014-03-31 | 2014-03-31 | A kind of integrated automation converting station system |
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| CN103855714A true CN103855714A (en) | 2014-06-11 |
| CN103855714B CN103855714B (en) | 2017-03-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105591465A (en) * | 2014-10-23 | 2016-05-18 | 国家电网公司 | Method for realizing integration automation of transformer station |
Citations (4)
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|---|---|---|---|---|
| JPH119000A (en) * | 1997-06-13 | 1999-01-12 | Hitachi Ltd | Control method for variable speed motor, and its device |
| CN101478177A (en) * | 2009-01-08 | 2009-07-08 | 杭州市电力局 | Safe automatic control method suitable for transforming plant main transformer tripping |
| CN102255388A (en) * | 2011-07-18 | 2011-11-23 | 航天科工深圳（集团）有限公司 | Distributed distribution network terminal device |
| CN103326460A (en) * | 2012-03-23 | 2013-09-25 | 鹤岗电业局 | Remote stability control method and device |
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2014
- 2014-03-31 CN CN201410124797.6A patent/CN103855714B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH119000A (en) * | 1997-06-13 | 1999-01-12 | Hitachi Ltd | Control method for variable speed motor, and its device |
| CN101478177A (en) * | 2009-01-08 | 2009-07-08 | 杭州市电力局 | Safe automatic control method suitable for transforming plant main transformer tripping |
| CN102255388A (en) * | 2011-07-18 | 2011-11-23 | 航天科工深圳（集团）有限公司 | Distributed distribution network terminal device |
| CN103326460A (en) * | 2012-03-23 | 2013-09-25 | 鹤岗电业局 | Remote stability control method and device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105591465A (en) * | 2014-10-23 | 2016-05-18 | 国家电网公司 | Method for realizing integration automation of transformer station |
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Inventor after: Sun Liming Inventor after: Xi Caoming Inventor after: Zhu Jiajie Inventor after: Shi Yongjie Inventor after: Yang Yonghua Inventor after: Zhang Jin Inventor after: Luo Liang Inventor after: Wang Qin Inventor after: Fu Jiajing Inventor after: Jiang Wenrong Inventor after: Zhang Zhenyuan Inventor after: Tao Yong Inventor after: Huang Minghai Inventor after: Li Chunjie Inventor before: Fu Jiajing Inventor before: Luo Liang Inventor before: Wang Qin Inventor before: Sun Liming Inventor before: Jiang Wenrong Inventor before: Zhang Zhenyuan Inventor before: Tao Yong Inventor before: Huang Minghai Inventor before: Li Chunjie |
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