CN205847111U - A kind of wind-power electricity generation frequency conversion device external cable copper bar connecting structure - Google Patents
A kind of wind-power electricity generation frequency conversion device external cable copper bar connecting structure Download PDFInfo
- Publication number
- CN205847111U CN205847111U CN201620582340.4U CN201620582340U CN205847111U CN 205847111 U CN205847111 U CN 205847111U CN 201620582340 U CN201620582340 U CN 201620582340U CN 205847111 U CN205847111 U CN 205847111U
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- CN
- China
- Prior art keywords
- copper bar
- reactor
- external cable
- wind
- conversion device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- 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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- Control Of Eletrric Generators (AREA)
Abstract
This utility model relates to a kind of wind-power electricity generation frequency conversion device external cable copper bar connecting structure, including reactor, there are horizontally disposed three terminals reactor rear end, it is characterized in that: three described terminals connect horizontal copper bar respectively, described horizontal copper bar connects vertical copper bar respectively, lateral symmetry at reactor is installed with connecting plate, between these two connecting plates, beam is fixed in level fixed installation one, on this fixing beam, corresponding described three vertical copper bars are installed with gripper shoe, double insulating bolt is used to be fixed support between this gripper shoe and described vertical copper bar.This utility model scientific structure design is reasonable, it is ensured that the connection reliability between reactor and external cable, strengthens the connective stability of copper bar.
Description
Technical field
This utility model relates to copper bar connecting structure, connects particularly to a kind of wind-power electricity generation frequency conversion device external cable copper bar
Structure.
Background technology
Converter is requisite vitals in wind power generating set.Converter is by double-fed asynchronous wind-power electricity generation
The rotor of machine carries out excitation so that the amplitude of stator side output voltage of double-fed generator, frequency are identical with electrical network with phase place, and
And meritorious and idle independent uneoupled control can be carried out as required.Frequency Converter Control dual-feed asynchronous wind power generator realize soft also
Net, 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, whole
Flow module, inversion module, input/output wave filter, IGBT, PLC, JCE1000-AXS current sensor, blower fan, active
The parts such as Crowbar circuit, controller, monitoring interface.Main circuit of converter system comprises rotor side inverter, dc bus list
Unit, grid side commutator.Distribution system is made up of grid-connected catalyst, main circuit breaker, relay, transformator etc., and self is integrated with
Grid-connection control system, user need not be reconfigured at grid-connection cabinet, improve level of integrated system, has saved cabin space, also can carry in cabinet
220V power supply for field adjustable.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), it is simple to during 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, send control instruction, controls
The running status of current transformer.Switch board is mainly made up of Main Control Tank, PLC, wave filter, power module etc..
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 be connected with generator system and electrical network control, number control signal collection with
And the configuration of secondary circuit.Grid-connection cabinet is mainly by chopper, catalyst, signal collecting element, UPS, heater, signaling interface portion
Grade composition.
Need to be attached by copper bar between the internal reactor of converter and converter external cable, and reactor
There are three horizontally arranged terminals rear end, it is therefore desirable to be attached by three groups of copper bars.Owing to external cable is relatively thicker, copper bar
Length is longer, and simple can cause the deformation of copper bar in work process by copper bar connection, affect converter normal, stablize work
Make.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that one can guarantee that reactor and external cable
Between connection reliability, strengthen copper bar connective stability wind-power electricity generation frequency conversion device external cable copper bar connecting structure.
This utility model solves its technical problem and is achieved through the following technical solutions:
A kind of wind-power electricity generation frequency conversion device external cable copper bar connecting structure, including reactor, reactor rear end has level to set
Three terminals put, it is characterised in that: three described terminals connect horizontal copper bar respectively, and described horizontal copper bar connects perpendicular respectively
Straight copper bar, the lateral symmetry at reactor is installed with connecting plate, and between these two connecting plates, level fixed installation one is solid
Determining beam, on this fixing beam, corresponding described three vertical copper bars are installed with gripper shoe, this gripper shoe and described vertical copper bar
Between use double insulating bolt to be fixed support.
And, described horizontal copper bar is flexible connection copper bar.
And, it is fixed by bolt between described horizontal copper bar and vertically copper bar.
Advantage of the present utility model and having the beneficial effect that
1, this wind-power electricity generation frequency conversion device external cable copper bar connecting structure, three terminals connect horizontal copper bar, level respectively
Copper bar connects vertical copper bar respectively, and the lateral symmetry at reactor is installed with connecting plate, water between these two connecting plates
Beam is fixed in flat fixed installation one, and on this fixing beam, the corresponding vertical copper bar of above three is installed with gripper shoe, this gripper shoe
And using double insulating bolt to be fixed support between vertical copper bar, reactor obtains reliable guarantee with the connection of external cable,
And strengthen copper bar stability, deformation will not be caused because of the vibration in work process.
2, this wind-power electricity generation frequency conversion device external cable copper bar connecting structure, horizontal copper bar is flexible connection copper bar, it is to avoid electricity
Anti-device terminal deforms because copper bar is really up to the mark when being connected with copper bar, strengthens the reliability and stability connected.
3, this wind-power electricity generation frequency conversion device external cable copper bar connecting structure, passes through bolt between horizontal copper bar and vertically copper bar
It is fixed, it is ensured that connective stability and reliability, it is to avoid connect and loosen the normal work of impact.
4, this utility model scientific structure design is reasonable, it is ensured that the connection reliability between reactor and external cable, increases
The connective stability of strong copper bar.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is structural representation of the present utility model.
Description of reference numerals
1-reactor, 2-terminal, 3-connecting plate, the vertical copper bar of 4-, 5-fix beam, 6-insulating bolt, 7-gripper shoe, 8-spiral shell
The horizontal copper bar of bolt, 9-.
Detailed description of the invention
Below by specific embodiment, the utility model is described in further detail, and following example are illustrative, no
It is determinate, it is impossible to limit protection domain of the present utility model with this.
A kind of wind-power electricity generation frequency conversion device external cable copper bar connecting structure, including reactor 1, reactor rear end has level to set
Three terminals 2 put, its innovation is: three terminals connect horizontal copper bar 9 respectively, and horizontal copper bar connects vertical copper respectively
Row 4, the lateral symmetry at reactor is installed with connecting plate 3, and between these two connecting plates, level fixed installation one is fixed
Beam 5, on this fixing beam, corresponding described three vertical copper bars are installed with gripper shoe 7, between this gripper shoe and vertically copper bar
Double insulating bolt 6 is used to be fixed support so that reactor obtains reliable guarantee with the connection of external cable, and strengthens copper bar
Stability, will not cause deformation because of the vibration in work process.
Horizontal copper bar is flexible connection copper bar, it is to avoid deform because copper bar is really up to the mark when reactor terminal is connected with copper bar,
Strengthen the reliability and stability connected.
It is fixed by bolt 8 between horizontal copper bar and vertically copper bar, it is ensured that connective stability and reliability, it is to avoid even
Connect and loosen the normal work of impact.
Although disclosing embodiment of the present utility model and accompanying drawing for the purpose of illustration, but those skilled in the art being permissible
Understanding: without departing from this utility model and spirit and scope of the appended claims, various replacements, to change and modifications be all can
Can, therefore, scope of the present utility model is not limited to embodiment and accompanying drawing disclosure of that.
Claims (3)
1. a wind-power electricity generation frequency conversion device external cable copper bar connecting structure, including reactor, reactor rear end is horizontally disposed with
Three terminals, it is characterised in that: three described terminals connect horizontal copper bar respectively, and described horizontal copper bar connects vertically respectively
Copper bar, the lateral symmetry at reactor is installed with connecting plate, and between these two connecting plates, level fixed installation one is fixed
Beam, on this fixing beam, corresponding described three vertical copper bars are installed with gripper shoe, this gripper shoe and described vertical copper bar it
Between use double insulating bolt to be fixed support.
Wind-power electricity generation frequency conversion device external cable copper bar connecting structure the most according to claim 1, it is characterised in that: described
Horizontal copper bar is flexible connection copper bar.
Wind-power electricity generation frequency conversion device external cable copper bar connecting structure the most according to claim 1 and 2, it is characterised in that: institute
It is fixed by bolt between horizontal copper bar and the vertical copper bar stated.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620582340.4U CN205847111U (en) | 2016-06-13 | 2016-06-13 | A kind of wind-power electricity generation frequency conversion device external cable copper bar connecting structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620582340.4U CN205847111U (en) | 2016-06-13 | 2016-06-13 | A kind of wind-power electricity generation frequency conversion device external cable copper bar connecting structure |
Publications (1)
Publication Number | Publication Date |
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CN205847111U true CN205847111U (en) | 2016-12-28 |
Family
ID=58152991
Family Applications (1)
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CN201620582340.4U Expired - Fee Related CN205847111U (en) | 2016-06-13 | 2016-06-13 | A kind of wind-power electricity generation frequency conversion device external cable copper bar connecting structure |
Country Status (1)
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105915077A (en) * | 2016-06-13 | 2016-08-31 | 天津瑞能电气有限公司 | Wind power generation frequency converter external cable copper bar connection structure |
-
2016
- 2016-06-13 CN CN201620582340.4U patent/CN205847111U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105915077A (en) * | 2016-06-13 | 2016-08-31 | 天津瑞能电气有限公司 | Wind power generation frequency converter external cable copper bar connection structure |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161228 Termination date: 20210613 |
|
CF01 | Termination of patent right due to non-payment of annual fee |