CN204142845U - Based on the stack bus bar proving installation of PEBB - Google Patents
Based on the stack bus bar proving installation of PEBB Download PDFInfo
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- CN204142845U CN204142845U CN201420369043.2U CN201420369043U CN204142845U CN 204142845 U CN204142845 U CN 204142845U CN 201420369043 U CN201420369043 U CN 201420369043U CN 204142845 U CN204142845 U CN 204142845U
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- 238000009434 installation Methods 0.000 title claims abstract description 20
- 238000001514 detection method Methods 0.000 claims abstract description 11
- 238000004891 communication Methods 0.000 claims description 9
- 238000012360 testing method Methods 0.000 abstract description 16
- 238000000034 method Methods 0.000 abstract description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
A kind of stack bus bar proving installation based on PEBB, comprise three-phase commutation bridge, intermediate dc electric capacity, IGBT module, stack bus bar and control module, described stack bus bar comprises positive bus-bar and negative busbar, described intermediate dc electric capacity and described IGBT module are connected between described positive bus-bar and described negative busbar, external ac power source is connected to described stack bus bar by described three-phase commutation bridge, described control module comprises control module and the power module be connected with described control module respectively, IGBT drives and protection module, alternating voltage detection module and output electric current measure module, described external ac power source also connects described alternating voltage detection module and described power module respectively, the output terminal of described IGBT module provides the check point of described output electric current measure module, described IGBT drives and protection module is connected to described IGBT module.The test data of this proving installation is all measured and is obtained in actual moving process, and real result is reliable, and installation cost is cheap.
Description
Technical field
The utility model relates to Power Electronic Technique, particularly relates to a kind of stack bus bar proving installation based on PEBB (PowerElectric Building Block, power electronics constructing module).
Background technology
Along with the progress of technology, high-voltage large-capacity power electronic equipment is widely applied in transmission and distribution networks, form device voltage and the capacitance grade of these equipment, even volume is also increasing, the parasitic parameter of device is remarkable all the more on the impact of whole equipment performance, cause difficulty in circuit structure design increasing, so the parameter measurement of Primary Component seems particularly important.Mainly use testing tool to measure in off-line case to the test of stack bus bar at present, but in the test result of off-line and actual moving process, larger deviation may appear in the situation of equipment, the reliability of test is lower.
Utility model content
Fundamental purpose of the present utility model is for the deficiencies in the prior art, provides a kind of with low cost and to the device that stack bus bar is measured in actual moving process, improve reliability, the accuracy of test.
For achieving the above object, the utility model is by the following technical solutions:
A kind of stack bus bar proving installation based on PEBB, comprise three-phase commutation bridge, intermediate dc electric capacity, IGBT module, stack bus bar and control module, described stack bus bar comprises positive bus-bar and negative busbar, described intermediate dc electric capacity and described IGBT module are connected between described positive bus-bar and described negative busbar, external ac power source is connected to described stack bus bar by described three-phase commutation bridge, described control module comprises control module and the power module be connected with described control module respectively, IGBT drives and protection module, alternating voltage detection module and output electric current measure module, described external ac power source also connects described alternating voltage detection module and described power module respectively, the output terminal of described IGBT module provides the check point of described output electric current measure module, described IGBT drives and protection module is connected to described IGBT module.
According to preferred embodiment, the utility model can also adopt following technical characteristics:
Described control module also comprises communication module, and described control module connects man-machine interface or host computer by described communication module.
Described device also comprises three-phase regulator and step-up transformer, and described external ac power source is connected to described three-phase commutation bridge by described three-phase regulator and described step-up transformer successively.
Also be provided with isolating switch between described three-phase regulator and described external ac power source, described external ac power source is by being divided into two-way after described isolating switch, and a road is connected to described three-phase regulator, and another road is connected to described alternating voltage detection module.
Also be provided with air switch between described power module and described external ac power source, a phase firewire of described external ac power source and a phase zero line are by being connected to described power module after described air switch.
The output terminal of described IGBT module is connected with three-phase reactor, and the current signal on every phase reactor feeds back to described output electric current measure module by current sensor.
The beneficial effects of the utility model:
Adopt the utility model, can measure stack bus bar based under actual motion state, proving installation can test the parameter of stack bus bar and IGBT tie point and with low cost respectively.In proper testing process, external power source power demand is very little, compares the test of off-line type, and the test data of this proving installation is all measured and obtained in actual moving process, and real result is reliable and with low cost.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of the utility model based on a kind of embodiment of the stack bus bar proving installation of PEBB.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated.It is emphasized that following explanation is only exemplary, instead of in order to limit scope of the present utility model and application thereof.
In embodiment of the present utility model, a kind of stack bus bar proving installation based on PEBB comprises three-phase commutation bridge, intermediate dc electric capacity, the IGBT module that heating radiator is housed and control module 1, and can equalizing resistance be furnished with, also can comprise the utility appliance such as isolating switch 2, three-phase regulator 3, step-up transformer 4, air switch S and threephase load reactor A, B, C in addition.Stack bus bar comprises positive bus-bar and negative busbar, and connect intermediate dc electric capacity and IGBT module, external ac power source is connected to stack bus bar.Control module 1 comprises power module, control module, IGBT driving and protection module, alternating voltage detection module, output electric current measure module and communication module.The output terminal of three IGBT half-bridges connects at external application wire or copper bar, and provides the test point of current detection module.IGBT in control module 1 drives and protection module is connected to IGBT module by cable, provides driving and the defencive function of IGBT.Control module 1 is by communication module, and serial communication connects man-machine interface or host computer, and man-machine interface or host computer can display device states, and control module 1 can accept the control command that man-machine interface or host computer issue.
Be illustrated in figure 1 the stack bus bar proving installation based on PEBB of specific embodiment, test the AC380V that power supply used is three-phase four-wire system, by being divided into two-way after isolating switch 2, a road is connected to the alternating voltage detection module of control module 1; Another road is connected to three-phase regulator 3, is connected to step-up transformer 4, is connected to the stack bus bar in PEBB by three-phase commutation bridge after being made into direct current afterwards.In addition, choosing an a phase firewire W and phase zero line N from three-phase alternating-current supply input, by being connected to the power module of control module 1 after air switch S, providing power supply needed for work.The drive singal of the IGBT in stack bus bar proving installation is provided by the control module in control module 1.The lead-out terminal of PEBB is connected to threephase load reactor, and the current signal of every phase reactor feeds back to the output electric current measure module in control module 1 by current sensor.Can by the copper bar of output terminal through current sensor, copper bar does not contact with current sensor.Control module 1 is connected with host computer or man-machine interface by communication module.
In test process, three-phase regulator 3 can be regulated according to the stack bus bar of different voltage withstand class, guarantee that DC voltage is within the tolerance range of stack bus bar.The electric current that can be used by man-machine interface or host computer setting test according to the stack bus bar of different current class.DC voltage during test is adjustable, output current is adjustable.Issue control command to control module 1 by man-machine interface or host computer, this is instruction morphingly sent in IGBT module for corresponding control signal by cable by control module 1, and control IGBT turns on and off, and the order that each IGBT opens shutoff is optional.Meanwhile, the running status of self also can be fed back to man-machine interface or host computer by serial communication by control module 1.Can the turning on and off of each IGBT module of self-defining, thus the parameter of different tie point is measured.This proving installation has the advantage can testing stack bus bar correlation parameter under actual motion state, and measurement result true and reliablely can reflect stack bus bar and IGBT tie point every important parameter in actual use and serviceability.
Above content combines concrete/preferred embodiment further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field; without departing from the concept of the premise utility; its embodiment that can also describe these makes some substituting or modification, and these substitute or variant all should be considered as belonging to protection domain of the present utility model.
Claims (6)
1. the stack bus bar proving installation based on PEBB, it is characterized in that, comprise three-phase commutation bridge, intermediate dc electric capacity, IGBT module, stack bus bar and control module, described stack bus bar comprises positive bus-bar and negative busbar, described intermediate dc electric capacity and described IGBT module are connected between described positive bus-bar and described negative busbar, external ac power source is connected to described stack bus bar by described three-phase commutation bridge, described control module comprises control module and the power module be connected with described control module respectively, IGBT drives and protection module, alternating voltage detection module and output electric current measure module, described external ac power source also connects described alternating voltage detection module and described power module respectively, the output terminal of described IGBT module provides the check point of described output electric current measure module, described IGBT drives and protection module is connected to described IGBT module.
2. stack bus bar proving installation as claimed in claim 1, it is characterized in that, described control module also comprises communication module, and described control module connects man-machine interface or host computer by described communication module.
3. stack bus bar proving installation as claimed in claim 1, it is characterized in that, also comprise three-phase regulator and step-up transformer, described external ac power source is connected to described three-phase commutation bridge by described three-phase regulator and described step-up transformer successively.
4. stack bus bar proving installation as claimed in claim 3, it is characterized in that, also isolating switch is provided with between described three-phase regulator and described external ac power source, described external ac power source is by being divided into two-way after described isolating switch, one road is connected to described three-phase regulator, and another road is connected to described alternating voltage detection module.
5. the stack bus bar proving installation as described in any one of Claims 1-4, it is characterized in that, also be provided with air switch between described power module and described external ac power source, a phase firewire of described external ac power source and a phase zero line are by being connected to described power module after described air switch.
6. the stack bus bar proving installation as described in any one of Claims 1-4, is characterized in that, the output terminal of described IGBT module is connected with three-phase reactor, and the current signal on every phase reactor feeds back to described output electric current measure module by current sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420369043.2U CN204142845U (en) | 2014-07-03 | 2014-07-03 | Based on the stack bus bar proving installation of PEBB |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420369043.2U CN204142845U (en) | 2014-07-03 | 2014-07-03 | Based on the stack bus bar proving installation of PEBB |
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| Publication Number | Publication Date |
|---|---|
| CN204142845U true CN204142845U (en) | 2015-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420369043.2U Expired - Lifetime CN204142845U (en) | 2014-07-03 | 2014-07-03 | Based on the stack bus bar proving installation of PEBB |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104777345A (en) * | 2015-04-22 | 2015-07-15 | 四川英杰电气股份有限公司 | Current detecting circuit and feedback control circuit applied to laminated control power supply and power supply |
| CN106153330A (en) * | 2016-09-05 | 2016-11-23 | 中国海洋大学 | A kind of circumference valve port characteristic testing stand |
-
2014
- 2014-07-03 CN CN201420369043.2U patent/CN204142845U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104777345A (en) * | 2015-04-22 | 2015-07-15 | 四川英杰电气股份有限公司 | Current detecting circuit and feedback control circuit applied to laminated control power supply and power supply |
| CN104777345B (en) * | 2015-04-22 | 2017-06-13 | 四川英杰电气股份有限公司 | Current detection circuit, feedback control circuit and power supply for lamination control power supply |
| CN106153330A (en) * | 2016-09-05 | 2016-11-23 | 中国海洋大学 | A kind of circumference valve port characteristic testing stand |
| CN106153330B (en) * | 2016-09-05 | 2018-12-11 | 中国海洋大学 | A kind of circumferential direction valve port characteristic testing stand |
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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 | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518057 Guangdong province Shenzhen city Nanshan District high tech park, North Song Ping Road No. 1 Lite Technology Building South 11 floor Patentee after: SHENZHEN BRONZE TECHNOLOGIES Ltd. Address before: 518057 Guangdong province Shenzhen city Nanshan District high tech park, North Song Ping Road No. 1 Lite Technology Building South 11 floor Patentee before: Shenzhen Bronze Technologies Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150204 |