CN108828355A - A kind of power module low pressure test (LPT) platform of static var compensator - Google Patents
A kind of power module low pressure test (LPT) platform of static var compensator Download PDFInfo
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- CN108828355A CN108828355A CN201810589641.3A CN201810589641A CN108828355A CN 108828355 A CN108828355 A CN 108828355A CN 201810589641 A CN201810589641 A CN 201810589641A CN 108828355 A CN108828355 A CN 108828355A
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- test
- power module
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- module
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- 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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- General Physics & Mathematics (AREA)
- Control Of Electrical Variables (AREA)
Abstract
The present invention relates to a kind of power module low pressure test (LPT) platforms of static var compensator, including controller, first test branch, second test branch and third test branch, the first port of first test branch and the first port of the second test branch are all connected with the first port of third test branch, the second port of first test branch is for connecting power grid, the second port of second test branch is for connecting power module to be measured, the second port of third test branch is connected with bearing power module, bearing power module connects controller, the controller compensates bearing power module for controlling power module to be measured.The structure of power module test platform of the invention is simple, it only can be achieved with the test of power module to be measured by a controller, three test branches and a bearing power module, during the test, the reactive power that bearing power module is issued or absorbed is recycled by power grid, it will not result in waste of resources, save economic cost.
Description
Technical field
The invention belongs to the test device technical fields of reactive power compensator, and in particular to a kind of static var compensation dress
The power module low pressure test (LPT) platform set.
Background technique
Currently, the detection that the power module test platform of reactive power compensator is mainly the performance indicator of individual module is put down
Platform has certain defect for the reliability context of detection of operation, and especially faulty module seals in reactive compensation dress
When the whole system set, there is immeasurable hidden danger to package unit.In the prior art, the power mould of SVG reactive power compensator
Block low-pressure experiment platform mainly forces output reactive power by the controller control power module of a SVG reactive power compensator,
To achieve the purpose that test.Such as a kind of " static var compensation that notification number proposes for the Chinese patent of CN205691691U
The unit module test platform of device ", this test device can generate a large amount of nothing as experiment porch during the test
Function electric current causes the wasting of resources, a large amount of electric energy has been lost into power grid, and improves testing cost.
Summary of the invention
The object of the present invention is to provide a kind of power module low pressure test (LPT) platforms of static var compensator, for solving
Certainly existing power module test device is at high cost, leads to the problem of the wasting of resources.
In order to solve the above technical problems, the present invention proposes a kind of power module low pressure test (LPT) of static var compensator
Platform, including controller, the first test branch, the second test branch and third test branch, the first end of the first test branch
The first port of mouth and the second test branch is all connected with the first port of third test branch, the second port of the first test branch
For connecting power grid, the second port of the second test branch tests the second end of branch for connecting power module to be measured, third
Mouth is connected with bearing power module, and bearing power module connects the controller, and the controller is for controlling the bearing power
Module tests the sending of Zhi Luxiang power grid or absorbing reactive power by third, and the nothing for issuing or absorbing according to bearing power module
Function power control power module to be measured compensates bearing power module.
The structure of power module test platform of the invention is simple, only passes through a controller, three test branches and one
A bearing power module can be achieved with the test of power module to be measured, pass through third survey by control bearing power module when test
Try Zhi Luxiang power grid issue or absorbing reactive power, then control power module to be measured to bearing power module issue or absorb
Reactive power compensates, to realize the tracing compensation test of power module to be measured.During the test, it is recycled by power grid
The reactive power that bearing power module is issued or absorbed, will not result in waste of resources, and save economic cost.
In order to obtain the electric current and voltage data of the first test branch road, further, the first test branch road is provided with
First current transformer, voltage transformer, the output end of the first current transformer and the output end of voltage transformer are separately connected
The controller.
In order to obtain the current data of power module output to be measured, further, the second test branch road is provided with second
The output end of current transformer, the second current transformer connects the controller.
In order to control the starting of power module to be measured, further, the second test branch road is provided with the first starting module,
First starting module includes the first start-up resistor and first contactor in parallel.
In order to control the starting of bearing power module, further, third test branch road is provided with the second starting module,
Second starting module includes the second start-up resistor and second contactor in parallel.
In order to which the alternating current for the power grid connecting with the first test branch is isolated, further, the first test branch road is provided with
Isolating transformer, the primary side of isolating transformer connect first electric current for connecting power grid, the secondary side of isolating transformer
Mutual inductor, voltage transformer.
The first test branch road generates overcurrent in order to prevent, and further, the primary side of isolating transformer is provided with the
One breaker.
Overcurrent corresponding, that the second test branch road generates in order to prevent, it is disconnected that the second test branch road is provided with second
Road device.In addition, the second test branch road is additionally provided with the first reactor.
Similarly, the overcurrent that third test branch road generates in order to prevent, third test branch road are provided with third open circuit
Device.In addition, third test branch road is additionally provided with the second reactor.
Detailed description of the invention
Fig. 1 is a kind of power module low pressure test (LPT) platform schematic diagram of static var compensator.
Specific embodiment
A specific embodiment of the invention is further described with reference to the accompanying drawing.
A kind of embodiment of the power module low pressure test (LPT) platform of static var compensator of the invention：
Branch is tested including controller, the first test branch, the second test branch and third, first tests the first of branch
The first port of port and the second test branch is all connected with the first port of third test branch, the second end of the first test branch
Mouth tests the second of branch for connecting power module to be measured, third for connecting power grid, the second port of the second test branch
Port is connected with bearing power module, and bearing power module connects controller, and the controller is logical for controlling bearing power module
Cross third test Zhi Luxiang power grid sending or absorbing reactive power, and the reactive power for issuing or absorbing according to bearing power module
Power module to be measured is controlled to compensate bearing power module.
Specifically, power module test platform is as shown in Figure 1, the first test branch includes sequentially connected first breaker
1, isolating transformer 2, the first current transformer 3, voltage transformer 4 and bus 5；Second test branch includes sequentially connected the
Two breakers 6, the first reactor 7, the second current transformer 8 and the first starting module, the first starting module are connected to power scale
Module 11, the first starting module are first contactor 9 and the first start-up resistor 10 in parallel；Third test branch includes successively connecting
Third breaker 12, the second reactor 13 and the second starting module connect, the second starting module connect bearing power module 16, the
Two starting modules are second contactor 14 and the second start-up resistor 15 in parallel.
In Fig. 1, the control of SVG (static var compensator) controller connects power module and bearing power mould to be measured
Block, the controller acquire the first current transformer 3 of connection, the second current transformer 8 and voltage transformer 4 respectively.
Above-mentioned second test branch and third test branch are all connected on the bus 5 of the first test branch.It is surveyed first
It tries in branch, the first breaker 1 connects the 380V alternating current of power grid, the first current transformer 3 and voltage transformer 4 for measuring mother
Electric current and voltage on line 5.In the second test branch, the second current transformer 8 is used to measure power module output to be measured
Electric current, SVG controller is according to the first current transformer 3 and the collected electric current of voltage transformer 4, voltage data and second
The collected current data of current transformer 8, control bearing power module 16 export perception or capacitive reactive power, then should
Bearing power module controls the reactive power that power module 11 to be measured exports bearing power module 16 and tracks as load
Compensation realizes tracing compensation test, tracks the variation of 16 reactive power of bearing power module, achieve the purpose that debugging.
Above-mentioned first start-up resistor 10 and the second start-up resistor 15 are preferably soft start type resistance.
The structure of power module test platform of the invention is simple, only passes through a controller, three test branches and one
A bearing power module can be achieved with the test of power module to be measured, pass through third survey by control bearing power module when test
Try Zhi Luxiang power grid issue or absorbing reactive power, then control power module to be measured to bearing power module issue or absorb
Reactive power compensates, to realize the tracing compensation test of power module to be measured.During the test, it is recycled by power grid
The reactive power that bearing power module is issued or absorbed, will not result in waste of resources, and save economic cost.
The above description is only a preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should be included within scope of the presently claimed invention.
Claims (10)
1. a kind of power module test platform of reactive power compensator, which is characterized in that including controller, first test branch,
Second test branch and third test branch, and the first port that the first port of the first test branch and second test branch connects
The first port of third test branch is connect, the second port of the first test branch is for connecting power grid, and the of the second test branch
Two-port netwerk is connected with bearing power module, bearing power for connecting power module to be measured, the second port of third test branch
Module connects the controller, which tests the sending of Zhi Luxiang power grid by third for controlling the bearing power module
Or absorbing reactive power, and the Reactive Power Control power module to be measured for issuing or absorbing according to bearing power module is to load function
Rate module compensates.
2. the power module test platform of reactive power compensator according to claim 1, which is characterized in that the first test branch
Road is provided with the first current transformer, voltage transformer, the output of the output end and voltage transformer of the first current transformer
End is separately connected the controller.
3. the power module test platform of reactive power compensator according to claim 1, which is characterized in that the second test branch
Road is provided with the second current transformer, and the output end of the second current transformer connects the controller.
4. the power module test platform of reactive power compensator according to claim 1, which is characterized in that the second test branch
Road is provided with the first starting module, and the first starting module includes the first start-up resistor and first contactor in parallel.
5. the power module test platform of reactive power compensator according to claim 1 or 4, which is characterized in that third is surveyed
Examination branch road is provided with the second starting module, and the second starting module includes the second start-up resistor and second contactor in parallel.
6. the power module test platform of reactive power compensator according to claim 2, which is characterized in that the first test branch
Road is provided with isolating transformer, and the primary side of isolating transformer connects institute for connecting power grid, the secondary side of isolating transformer
State the first current transformer, voltage transformer.
7. the power module test platform of reactive power compensator according to claim 6, which is characterized in that isolating transformer
Primary side be provided with the first breaker.
8. according to claim 1, the power module test platform of reactive power compensator described in 3 or 4, which is characterized in that second
Test branch road is provided with the second breaker.
9. the power module test platform of reactive power compensator according to claim 8, which is characterized in that the second test branch
Road is additionally provided with the first reactor.
10. the power module test platform of reactive power compensator according to claim 5, which is characterized in that third test
Branch road is provided with third breaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810589641.3A CN108828355A (en) | 2018-06-08 | 2018-06-08 | A kind of power module low pressure test (LPT) platform of static var compensator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810589641.3A CN108828355A (en) | 2018-06-08 | 2018-06-08 | A kind of power module low pressure test (LPT) platform of static var compensator |
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| Publication Number | Publication Date |
|---|---|
| CN108828355A true CN108828355A (en) | 2018-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810589641.3A Withdrawn CN108828355A (en) | 2018-06-08 | 2018-06-08 | A kind of power module low pressure test (LPT) platform of static var compensator |
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| CN (1) | CN108828355A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116381395A (en) * | 2023-06-05 | 2023-07-04 | 北京市轨道交通运营管理有限公司 | Power converter valve group opposite-impact test platform and test method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102401863A (en) * | 2011-11-03 | 2012-04-04 | 南方电网科学研究院有限责任公司 | Closed loop test system for simulating static synchronous compensator and test method thereof |
| CN205861787U (en) * | 2016-06-13 | 2017-01-04 | 河南森源电气股份有限公司 | A kind of high-pressure test platform of static var compensator |
| CN106610456A (en) * | 2015-10-21 | 2017-05-03 | 中国电力科学研究院 | Grid-connected performance test method for wind power plant reactive power compensation device |
| CN107329023A (en) * | 2017-08-11 | 2017-11-07 | 杭州得诚电力科技股份有限公司 | The detecting system and detection method of a kind of reactive power compensator |
| CN208255332U (en) * | 2018-06-08 | 2018-12-18 | 河南森源电气股份有限公司 | The power module low pressure test (LPT) platform of static var compensator |
-
2018
- 2018-06-08 CN CN201810589641.3A patent/CN108828355A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102401863A (en) * | 2011-11-03 | 2012-04-04 | 南方电网科学研究院有限责任公司 | Closed loop test system for simulating static synchronous compensator and test method thereof |
| CN106610456A (en) * | 2015-10-21 | 2017-05-03 | 中国电力科学研究院 | Grid-connected performance test method for wind power plant reactive power compensation device |
| CN205861787U (en) * | 2016-06-13 | 2017-01-04 | 河南森源电气股份有限公司 | A kind of high-pressure test platform of static var compensator |
| CN107329023A (en) * | 2017-08-11 | 2017-11-07 | 杭州得诚电力科技股份有限公司 | The detecting system and detection method of a kind of reactive power compensator |
| CN208255332U (en) * | 2018-06-08 | 2018-12-18 | 河南森源电气股份有限公司 | The power module low pressure test (LPT) platform of static var compensator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116381395A (en) * | 2023-06-05 | 2023-07-04 | 北京市轨道交通运营管理有限公司 | Power converter valve group opposite-impact test platform and test method |
| CN116381395B (en) * | 2023-06-05 | 2023-08-01 | 北京市轨道交通运营管理有限公司 | Power converter valve group opposite-impact test platform and test method |
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Application publication date: 20181116 |