CN202533515U - STATCOM general test platform - Google Patents
STATCOM general test platform Download PDFInfo
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- CN202533515U CN202533515U CN2011204709324U CN201120470932U CN202533515U CN 202533515 U CN202533515 U CN 202533515U CN 2011204709324 U CN2011204709324 U CN 2011204709324U CN 201120470932 U CN201120470932 U CN 201120470932U CN 202533515 U CN202533515 U CN 202533515U
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- 238000012812 general test Methods 0.000 title abstract 4
- 238000012360 testing method Methods 0.000 claims abstract description 54
- 230000003068 static effect Effects 0.000 claims abstract description 14
- 230000001360 synchronised effect Effects 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract 1
- 230000006870 function Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008447 perception Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
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Abstract
The utility model provides a STATCOM (static synchronous compensator) general test platform, comprising a power input wire branch circuit, a first branch circuit, a second branch circuit, and a voltage transformer branch circuit. One end of the power input wire branch circuit is simultaneously connected with three branch circuits: the first branch circuit, the second branch circuit, and the voltage transformer branch circuit. Each of the first branch circuit and the second branch circuit is provided with a switch cubicle which controls connection and disconnection of the first branch circuit or the second branch circuit with a power input wire. The power input wire branch circuit is provided with a switch cubicle which controls connection and disconnection of the power input wire branch circuit and a power supply. The power supply connected with the power input wire branch circuit has three voltage classes of 6kV, 10kV, and 35kV. An end of the first branch circuit which is not connected with the power input wire is connected with a STATCOM, and an end of the second branch which is not connected with the power input wire is connected with a another STATCOM. The provided STATCOM general test platform is simple in structure, low in loss, and is suitable to various capacity STATCOMs with three voltage classes of 35kV, 10kV, and 6kV. The STATCOM general test platform has extremely high generality, and can test two STATCOMs at the same time. Debugging speed of a device is increased, and a STATCOM rated current output test can be performed. A test process has no effect on a power grid.
Description
Technical field
The utility model relates to power electronic system, specifically relates to a kind of STATCOM general-utility test platform.
Background technology
As a kind of novel static passive compensation device; STATCOM (STATCOM; Static Synchronous Compensator; The static reacance generator of being called SVG is also arranged; Static Var Generator) have that idle governing speed is fast, range of adjustment is wide, idle regulating power is strong under the undervoltage condition, harmonic content is lower, floor area is less, connecting system does not have each item advantages such as resonance, can keep or aspects such as Control Node voltage, the static state that improves circuit transport capacity, power oscillation damping, raising system and transient stability play an important role.Therefore, carry out Study on Key Technique and the practical applications of STATCOM, for alleviating the demand of electrical network to dynamic reactive; Improve system stability and dirigibility; Tackle voltage stable problem at a specified future date, ensure power grid security, reliable, quality supply, have very important significance.
The STATCOM test platform verifies whether the apparatus function of STATCOM and test each item performance index reach designing requirement; In the prior art; Different electric pressure different capabilities STATCOM need different STATCOM test platforms to test, and therefore need the general STATCOM test platform of exploitation to come demo plant function and performance index.
Summary of the invention
The utility model provides a kind of STATCOM general-utility test platform, and said platform comprises the electric power incoming line branch road, two the branch's branch roads and the voltage transformer (VT) branch road of switch cubicle are arranged;
One end of said electric power incoming line branch road connects two branch's branch roads and three branch roads of voltage transformer (VT) branch road;
The electric power incoming line branch road is provided with and being connected or the switch cubicle of disconnection control electric power incoming line branch road of power supply.
In first optimal technical scheme of the utility model: the power supply that said electric power incoming line branch road connects is divided into 6kV, 10kV and three kinds of electric pressures of 35kV.
In second optimal technical scheme of the utility model: said two branch's branch roads comprise two Zhi Luduan of branch that are not connected with said electric power incoming line, and an end wherein connects a static synchronous compensator device; The other end connects another static synchronous compensator device.
In the 3rd optimal technical scheme of the utility model: the disconnection of closure of switch cubicle in said two branch's branch roads, said STATCOM general-utility test platform is tested the static synchronous compensator device that the closed branch road of switch cubicle connects.
In the 4th optimal technical scheme of the utility model: the switch cubicle in said two branch's branch roads is all closed, and said STATCOM general-utility test platform is to the full power test of two static synchronous compensator devices.
A kind of STATCOM general-utility test platform that the utility model provides, simple in structure, loss is low; Be applicable to the STATCOM of the various capacity of 35kV, 10kV and three kinds of electric pressures of 6kV; Have extremely strong versatility, can test two STATCOM simultaneously, accelerate the debugging speed of device; Can carry out the rated current output test of STATCOM, and in the test process electrical network not influenced.
Description of drawings
Fig. 1 is: the STATCOM general-utility test platform electric main wiring diagram that the utility model provides;
Fig. 2 is: the electric main wiring diagram of the STATCOM general-utility test platform test STATCOM that the utility model provides.
Embodiment
Below in conjunction with accompanying drawing the utility model is further specified.
The STATCOM general-utility test platform that the utility model provides constitutes:
The STATCOM general-utility test platform electric main wiring diagram that the utility model provides is as shown in Figure 1; Can find out by Fig. 1; The STATCOM general-utility test platform is to connect branch's branch road 1, branch's branch road 2 and voltage transformer (VT) (PT respectively by electric power incoming line branch road one end; Potential transformer) three branch roads of branch road constitute; And be equipped with switch cubicle in 2 two branch roads of branch's branch road 1 and branch's branch road and control being connected or disconnection of two branch's branch roads and electric power incoming line branch road respectively, the electric power incoming line branch road is provided with being connected or disconnection of switch cubicle control electric power incoming line branch road and power supply simultaneously.
Electric power incoming line is mainly STATCOM to be tested and carries out precharge and supplementary device loss.The supply voltage that electric power incoming line connects is divided into 6kV, 10kV and three kinds of electric pressures of 35kV, has contained the electric pressure that present STATCOM mainly uses, and above electric pressure also can be adjusted simultaneously, satisfies the more test request of low-voltage grade STATCOM.
Branch's branch road 1 is connected different STATCOM respectively with branch branch road 2.The PT branch road is used for measuring electric power incoming line voltage.
The test philosophy of the STATCOM general-utility test platform test STATCOM that the utility model provides:
The electric main wiring diagram of STATCOM general-utility test platform that the utility model provides test STATCOM is as shown in Figure 2, and branch's branch road 1 is connected STATCOM 1 and STATCOM 2 respectively with branch branch road 2.
The cabinet that opens the light in the closed branch of switch cubicle in branch's branch road 1 branch road 2 is broken off; Can carry out the device charging measurement to unitary device (STATCOM 1 that promptly connects branch's branch road 1); The test of module DC voltage-stabilizing, little electric current output function test, rated voltage output test.
Switch cubicle in branch's branch road 1 is broken off the cabinet closure of opening the light in branch's branch road 2; Can carry out the device charging measurement to unitary device (STATCOM 2 that promptly connects branch's branch road 2); The test of module DC voltage-stabilizing, little electric current output function test, rated voltage output test.
Switch cubicle in branch's branch road 1 and the branch's branch road 2 is all closed, can carry out the full power test of two STATCOM (STATCOM 1 and the STATCOM that is connected branch's branch road 22 that connect branch's branch road 1) device.In the test process; It is idle that device STATCOM 1 sends specified perception; Device STATCOM 2 sends specified capacitive reactive power, reactive power only between tested STATCOM 1 and STATCOM 2 (be branch's branch road 1 form with branch's branch road 2 circuit in) flow and can not influence system voltage.The active loss of two table apparatus is provided by incoming power in the test process.
The STATCOM general-utility test platform function that the utility model provides:
1) dielectric voltage withstand test
The integral insulation withstand voltage level of examination STATCOM, like device integral insulation characteristic, discharge whether externally, whether intermodule is normal etc.
2) device charging measurement
The charging process of test STATCOM, the voltage distributing equilibrium property of examination power model.
3) module DC voltage-stabilizing test
In the control of hyperbaric environment lower device DC voltage-stabilizing, the performance of checking power model and the performance of controller.
4) little electric current output function checking (0.9/1.1 times of rated voltage)
Control STATCOM device is exported little electric current (0.9/1.1 times of rated voltage), like capacitive 10A, and perceptual 10A, capacitive/perception switching etc., the serviceability of checking STATCOM.
5) mechanical back to back test
Can realize capacitive/perceptual rated current mechanical back to back test of 2 cover STATCOM, the response speed of check controller can be carried out rated current output test simultaneously to two covering devices.
What need statement is that the utility model content and embodiment are intended to prove the practical application of technical scheme that the utility model provides, and should not be construed as the qualification to the utility model protection domain.Those skilled in the art can do various modifications, be equal to replacement or improvement under the spirit and principle inspiration of the utility model.But these changes or modification are all in the protection domain that application is awaited the reply.
Claims (5)
1. STATCOM general-utility test platform is characterized in that: said platform comprises the electric power incoming line branch road, two the branch's branch roads and the voltage transformer (VT) branch road of switch cubicle are arranged;
One end of said electric power incoming line branch road connects two branch's branch roads and three branch roads of voltage transformer (VT) branch road;
The electric power incoming line branch road is provided with and being connected or the switch cubicle of disconnection control electric power incoming line branch road of power supply.
2. a kind of STATCOM general-utility test platform according to claim 1 is characterized in that the power supply that said electric power incoming line branch road connects is divided into 6kV, 10kV and three kinds of electric pressures of 35kV.
3. a kind of STATCOM general-utility test platform according to claim 1 is characterized in that:
Said two branch's branch roads comprise two Zhi Luduan of branch that are not connected with said electric power incoming line, and an end wherein connects a static synchronous compensator device; The other end connects another static synchronous compensator device.
4. a kind of STATCOM general-utility test platform according to claim 3; It is characterized in that: the disconnection of closure of switch cubicle in said two branch's branch roads, said STATCOM general-utility test platform is tested the static synchronous compensator device that the closed branch road of switch cubicle connects.
5. a kind of STATCOM general-utility test platform according to claim 3 is characterized in that: the switch cubicle in said two branch's branch roads is all closed, and said STATCOM general-utility test platform is to the full power test of two static synchronous compensator devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204709324U CN202533515U (en) | 2011-11-23 | 2011-11-23 | STATCOM general test platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204709324U CN202533515U (en) | 2011-11-23 | 2011-11-23 | STATCOM general test platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202533515U true CN202533515U (en) | 2012-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204709324U Expired - Lifetime CN202533515U (en) | 2011-11-23 | 2011-11-23 | STATCOM general test platform |
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| Country | Link |
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| CN (1) | CN202533515U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103176087A (en) * | 2013-03-13 | 2013-06-26 | 绍兴电力局 | Multi-voltage-class high-capacity test loop |
| CN106291207A (en) * | 2016-08-31 | 2017-01-04 | 许继电气股份有限公司 | A kind of chain type SVG module test system, platform and method |
-
2011
- 2011-11-23 CN CN2011204709324U patent/CN202533515U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103176087A (en) * | 2013-03-13 | 2013-06-26 | 绍兴电力局 | Multi-voltage-class high-capacity test loop |
| CN103176087B (en) * | 2013-03-13 | 2015-07-08 | 绍兴电力局 | Multi-voltage-class high-capacity test loop |
| CN106291207A (en) * | 2016-08-31 | 2017-01-04 | 许继电气股份有限公司 | A kind of chain type SVG module test system, platform and method |
| CN106291207B (en) * | 2016-08-31 | 2019-02-01 | 许继电气股份有限公司 | A kind of chain type SVG module test macro, platform and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE GRID CHONGQING ELECTRIC POWER COMPANY CHINA Free format text: FORMER OWNER: CHINA ELECTRIC PRIME TECHNOLOGY CO., LTD. Effective date: 20141229 Owner name: STATE GRID CORPORATION OF CHINA Free format text: FORMER OWNER: CHONGQING CITY ELECTRICAL POWER CO. Effective date: 20141229 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 400014 YUZHONG, CHONGQING TO: 100031 XICHENG, BEIJING |
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| TR01 | Transfer of patent right |
Effective date of registration: 20141229 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: State Grid Chongqing Electric Power Company Patentee after: China Electric Prime Technology Co., Ltd. Address before: 400014 Zhongshan Road, Yuzhong District, No. three, No. 21, No. Patentee before: Chongqing City Electrical Power Co. Patentee before: China Electric Prime Technology Co., Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20121114 |
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| CX01 | Expiry of patent term |