CN105958838A - Laminated busbar assembly of wind power generation frequency converter - Google Patents
Laminated busbar assembly of wind power generation frequency converter Download PDFInfo
- Publication number
- CN105958838A CN105958838A CN201610408920.6A CN201610408920A CN105958838A CN 105958838 A CN105958838 A CN 105958838A CN 201610408920 A CN201610408920 A CN 201610408920A CN 105958838 A CN105958838 A CN 105958838A
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- CN
- China
- Prior art keywords
- electrochemical capacitor
- plate
- bus bar
- installing
- laminated busbar
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Wind Motors (AREA)
Abstract
The invention relates to a laminated busbar assembly of a wind power generation frequency converter. The laminated busbar assembly comprises a laminated busbar and a group of electrolytic capacitors, wherein the positive electrodes and the negative electrodes of the electrolytic capacitors are connected with the positive electrode and the negative electrode of the laminated busbar respectively; the laminated busbar assembly is characterized by also comprising an electrolytic capacitor mounting frame; the electrolytic capacitor mounting frame comprises a horizontal mounting plate, a front surface mounting plate, a back surface mounting plate and two side plates; a group of electrolytic capacitor mounting holes are formed in the horizontal mounting plate of the electrolytic capacitor mounting frame; the electrolytic capacitors are inserted in the corresponding electrolytic capacitor mounting holes; an insulating plate is fixedly mounted at the bottom of the electrolytic capacitor mounting frame; and the bolts at the bottoms of the electrolytic capacitors pass through the insulating plate to be connected with insulating capacitor locking nuts at the lower part of the insulating plate. The laminated busbar assembly is scientific and reasonable in structural design; stable and reliable connection between the laminated busbar and the electrolytic capacitors is realized through the mounting frame; and in addition, the laminated busbar assembly has the advantages of simple and compact structure, convenience in installation, good insulating effect and high safety.
Description
Technical field
The present invention relates to wind-power electricity generation frequency conversion device, particularly to a kind of wind-power electricity generation frequency conversion device lamination
Busbar assembly.
Background technology
Converter is requisite vitals in wind power generating set.Converter is by double
The rotor of feedback asynchronous wind driven generator carries out excitation so that the stator side output electricity of double-fed generator
The amplitude of pressure, frequency are identical with electrical network with phase place, and can carry out meritorious and idle as required
Independent uneoupled control.Frequency Converter Control dual-feed asynchronous wind power generator realizes soft grid-connected, reduces
The adverse effect that motor and electrical network are caused by grid-connected dash current.
Existing converter is made up of main circuit system, distribution system and control system.Including
The grid-connected switch of stator, rectification module, inversion module, input/output wave filter, IGBT, PLC,
JCE1000-AXS current sensor, blower fan, active C rowbar circuit, controller, prison
The parts such as control interface.Main circuit of converter system comprise rotor side inverter, dc bus unit,
Grid side commutator.Distribution system is by grid-connected catalyst, main circuit breaker, relay, transformator
Deng composition, self being integrated with grid-connection control system, user need not be reconfigured at grid-connection cabinet, improves
Level of integrated system, has saved cabin space, may also provide the 220V power supply of field adjustable in cabinet.
Control system is by high speed digital signal processor (DSP), man machine operation interface and able to programme patrols
Collect controller (PLC) to collectively form.Whole control system is equipped with uninterrupted power source (UPS),
When being easy to Voltage Drop, system has uninterrupted operation ability.
Above-mentioned each function is assigned in switch board, power cabinet, grid-connection cabinet.
Switch board: the various analog and digital signals gathered back are mainly analyzed by switch board, sends out
Go out control instruction, control the running status of current transformer.Switch board mainly by Main Control Tank, PLC,
Wave filter, power module etc. form.
Power cabinet: the main transmission being responsible for rotor slip energy.Power cabinet mainly by power model,
IGBT, PLC, JCE1005-FS current sensor, blower fan, active C rowbar etc. are constituted.
Grid-connection cabinet: be mainly used in current transformer and be connected control, some controls with generator system and electrical network
The collection of signal processed and the configuration of secondary circuit.Grid-connection cabinet mainly by chopper, catalyst,
Signal collecting element, UPS, heater, signaling interface part etc. are constituted.
Energy storage and discharge and recharge is realized by stack bus bar between rectification module and inversion module, folded
Layer busbar uses composite bus bar to realize the most clear of circuit and installs.The peace of existing stack bus bar
Dress arrangement defective tightness, the electric current being susceptible between busbar in system work runs is let out
Dew, causes danger, and master row insulating effect is poor.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of compact conformation is stable,
Insulation effect, security performance are high and install the device stack bus bar assembly of wind-power electricity generation frequency conversion easily.
The present invention solves its technical problem and is achieved through the following technical solutions:
A kind of wind-power electricity generation frequency conversion device stack bus bar assembly, including a stack bus bar and one group of electrolysis
Electric capacity, the both positive and negative polarity of electrochemical capacitor is connected with the both positive and negative polarity on stack bus bar respectively, and its feature exists
In: also including an electrochemical capacitor installing rack, electrochemical capacitor installing rack is by horizontal mounting plate, front
Installing plate, back side installing plate and biside plate are constituted, being horizontally mounted of described electrochemical capacitor installing rack
One group of electrochemical capacitor installing hole it is shaped with on plate, plug-in mounting electrochemical capacitor in this electrochemical capacitor installing hole,
Insulation board, the bolt bottom described electrochemical capacitor is fixedly mounted in the bottom of electrochemical capacitor installing rack
Through described insulation board and its insulation board bottom connection insulation electric capacity locking mother.
And, described electrochemical capacitor installing hole is cased with insulated nylon protection set.
And, the front installing plate of described electrochemical capacitor installing rack and back side installing plate are corresponding each
The position of individual electrochemical capacitor is all shaped with louvre.
And, described electrochemical capacitor installing rack front installing plate, back side installing plate and biside plate
Bottom be all shaped with the edge, the end turned up, described insulation board and front installing plate, back side installing plate and
What the bottom of biside plate was shaped with turns up the end along being fixed installation by one group of screw.
And, the both sides of described electrochemical capacitor installing rack are fixed with handle.
Advantages of the present invention and having the beneficial effect that
1, a kind of wind-power electricity generation frequency conversion device stack bus bar assembly of the present invention, female including a lamination
Row and one group of electrochemical capacitor, the both positive and negative polarity of electrochemical capacitor is respectively with the both positive and negative polarity on stack bus bar even
Connecing, also include an electrochemical capacitor installing rack, electrochemical capacitor installing rack is by horizontal mounting plate, front
Installing plate, back side installing plate and biside plate are constituted, on the horizontal mounting plate of electrochemical capacitor installing rack
It is shaped with one group of electrochemical capacitor installing hole, plug-in mounting electrochemical capacitor in this electrochemical capacitor installing hole,
The bottom fixed installation insulation board of electrochemical capacitor installing rack, the bolt bottom electrochemical capacitor is through absolutely
Listrium also connects insulation electric capacity locking mother in its insulation board bottom, and compact conformation connects reliable, peace
Dress is convenient.
2, a kind of wind-power electricity generation frequency conversion device stack bus bar assembly of the present invention, electrochemical capacitor is installed
Be cased with insulated nylon protection set on hole, when preventing from installing electrochemical capacitor and electrochemical capacitor installing hole it
Between produce friction and damage electrochemical capacitor, also avoid electrochemical capacitor electric leakage to cause danger simultaneously,
Playing insulation protection effect, security performance is high.
3, a kind of wind-power electricity generation frequency conversion device stack bus bar assembly of the present invention, electrochemical capacitor is installed
The position of the front installing plate of frame and back side installing plate each electrochemical capacitor corresponding is all shaped with heat radiation
Hole, carries out radiating treatment to electrochemical capacitor in time, it is to avoid burn electrochemical capacitor because temperature is too high.
4, a kind of wind-power electricity generation frequency conversion device stack bus bar assembly of the present invention, electrochemical capacitor is installed
The bottom of frame front installing plate, back side installing plate and biside plate is all shaped with the edge, the end turned up, insulation
What the bottom of plate and front installing plate, back side installing plate and biside plate was shaped with turns up the end along by one
Group screw is fixed installation, and compact conformation connects reliable, prevents from causing electricity because connecting loosening
The placement solving electric capacity is unstable, and security performance is high.
5, a kind of wind-power electricity generation frequency conversion device stack bus bar assembly of the present invention, electrochemical capacitor is installed
The both sides of frame are fixed with handle, it is simple to the hand-held of stack bus bar assembly and installation, prevent artificial
Touch electrochemical capacitor electrode and cause Danger Electric shock risk.
6, present configuration design science is reasonable, and stack bus bar and electrochemical capacitor pass through installing rack
Realize stable, be reliably connected, have simple in construction, compact, easy for installation, insulation effect is good,
The advantage that safety is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the front view of the present invention；
Fig. 3 is the top view of the present invention；
The left view of Fig. 4 position present invention.
1-stack bus bar, 2-electrochemical capacitor, 3-electrochemical capacitor installing rack, 4-electrochemical capacitor are installed
Hole, 5-insulation board, 6-electric capacity locking mother, 7-nylon protection set, 8-louvre, 9-turn up at the end
Edge, 10-screw, 11-handle.
Detailed description of the invention
Below by specific embodiment, the invention will be further described, and following example are simply retouched
The property stated, be not determinate, it is impossible to limit protection scope of the present invention with this.
A kind of wind-power electricity generation frequency conversion device stack bus bar assembly, including a stack bus bar 1 and one group of electricity
Solving electric capacity 2, the both positive and negative polarity of electrochemical capacitor is connected with the both positive and negative polarity on stack bus bar respectively, this
Bright innovation is: also include an electrochemical capacitor installing rack 3, electrochemical capacitor installing rack by
Horizontal mounting plate, front installing plate, back side installing plate and biside plate are constituted, and electrochemical capacitor is installed
One group of electrochemical capacitor installing hole 4 it is shaped with, at this electrochemical capacitor installing hole on the horizontal mounting plate of frame
Interior plug-in mounting electrochemical capacitor, fixedly mounts insulation board 5, electrolysis in the bottom of electrochemical capacitor installing rack
Bolt bottom electric capacity is through insulation board and connects insulation electric capacity locking female 6 in its insulation board bottom,
Compact conformation connects reliable, easy for installation.
Insulated nylon protection set 7, electrochemical capacitor when preventing from installing it is cased with on electrochemical capacitor installing hole
And produce friction between electrochemical capacitor installing hole and damage electrochemical capacitor, the most also avoid electrolysis electricity
Holding electric leakage and cause danger, play insulation protection effect, security performance is high.
The front installing plate of electrochemical capacitor installing rack and back side installing plate each electrochemical capacitor corresponding
Position be all shaped with louvre 8, in time electrochemical capacitor is carried out radiating treatment, it is to avoid because of temperature
Too high and burn electrochemical capacitor.
The bottom of electrochemical capacitor installing rack front installing plate, back side installing plate and biside plate is all shaped with
The end turned up along 9, insulation board and front installing plate, back side installing plate and the bottom system of biside plate
The end of turning up having, is fixed installation along by one group of screw 10, and compact conformation connects reliable,
Preventing from causing the placement instability of electrochemical capacitor because connecting loosening, security performance is high.
The both sides of electrochemical capacitor installing rack are fixed with handle 11, it is simple to stack bus bar assembly
Hand-held and install, prevent from artificially touching electrochemical capacitor electrode and causing Danger Electric shock risk.
Although disclose embodiments of the invention and accompanying drawing for the purpose of illustration, but the skill of this area
Art personnel are understood that without departing from the present invention and spirit and scope of the appended claims,
Various replacements, to change and modifications be all possible, and therefore, the scope of the present invention is not limited to reality
Execute example and accompanying drawing disclosure of that.
Claims (5)
1. a wind-power electricity generation frequency conversion device stack bus bar assembly, including a stack bus bar and one group
Electrochemical capacitor, the both positive and negative polarity of electrochemical capacitor is connected with the both positive and negative polarity on stack bus bar respectively, and it is special
Levy and be: also include an electrochemical capacitor installing rack, electrochemical capacitor installing rack by horizontal mounting plate,
Front installing plate, back side installing plate and biside plate are constituted, the level of described electrochemical capacitor installing rack
One group of electrochemical capacitor installing hole it is shaped with, plug-in mounting electrolysis in this electrochemical capacitor installing hole on installing plate
Electric capacity, fixedly mounts insulation board, bottom described electrochemical capacitor in the bottom of electrochemical capacitor installing rack
Bolt through described insulation board and its insulation board bottom connect insulation electric capacity locking mother.
A kind of wind-power electricity generation frequency conversion device stack bus bar assembly the most according to claim 1,
It is characterized in that: on described electrochemical capacitor installing hole, be cased with insulated nylon protection set.
A kind of wind-power electricity generation frequency conversion device stack bus bar assembly the most according to claim 1,
It is characterized in that: the front installing plate of described electrochemical capacitor installing rack and back side installing plate are corresponding
The position of each electrochemical capacitor is all shaped with louvre.
4. according to a kind of wind-power electricity generation frequency conversion device stack bus bar group described in claim 1 or 3
Part, it is characterised in that: described electrochemical capacitor installing rack front installing plate, back side installing plate and
The bottom of biside plate is all shaped with the edge, the end turned up, described insulation board and front installing plate, back side peace
What the bottom of dress plate and biside plate was shaped with turns up the end along being fixed installation by one group of screw.
5. female according to a kind of wind-power electricity generation frequency conversion device lamination described in claim 1 or 3 or 4
Row's assembly, it is characterised in that: the both sides of described electrochemical capacitor installing rack are fixed with handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610408920.6A CN105958838A (en) | 2016-06-08 | 2016-06-08 | Laminated busbar assembly of wind power generation frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610408920.6A CN105958838A (en) | 2016-06-08 | 2016-06-08 | Laminated busbar assembly of wind power generation frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105958838A true CN105958838A (en) | 2016-09-21 |
Family
ID=56908113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610408920.6A Pending CN105958838A (en) | 2016-06-08 | 2016-06-08 | Laminated busbar assembly of wind power generation frequency converter |
Country Status (1)
| Country | Link |
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| CN (1) | CN105958838A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108022752A (en) * | 2016-11-02 | 2018-05-11 | 株洲中车时代电气股份有限公司 | Capacitance component |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002025703A2 (en) * | 2000-09-20 | 2002-03-28 | Ecostar Electric Drive Systems L.L.C. | Substrate-level dc bus design to reduce module inductance |
| CN203851004U (en) * | 2014-04-17 | 2014-09-24 | 国家电网公司 | Power unit structure for wind power current transformer |
| CN204517639U (en) * | 2015-04-28 | 2015-07-29 | 天津华宁电子有限公司 | Drawer type mine-used frequency-converter capacitance group module |
| CN205960965U (en) * | 2016-06-08 | 2017-02-15 | 天津瑞能电气有限公司 | Female subassembly of arranging of wind power generation converter stromatolite |
-
2016
- 2016-06-08 CN CN201610408920.6A patent/CN105958838A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002025703A2 (en) * | 2000-09-20 | 2002-03-28 | Ecostar Electric Drive Systems L.L.C. | Substrate-level dc bus design to reduce module inductance |
| CN203851004U (en) * | 2014-04-17 | 2014-09-24 | 国家电网公司 | Power unit structure for wind power current transformer |
| CN204517639U (en) * | 2015-04-28 | 2015-07-29 | 天津华宁电子有限公司 | Drawer type mine-used frequency-converter capacitance group module |
| CN205960965U (en) * | 2016-06-08 | 2017-02-15 | 天津瑞能电气有限公司 | Female subassembly of arranging of wind power generation converter stromatolite |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108022752A (en) * | 2016-11-02 | 2018-05-11 | 株洲中车时代电气股份有限公司 | Capacitance component |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160921 |
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| RJ01 | Rejection of invention patent application after publication |