CN105915067A - Wind power generation frequency converter copper bar connection structure - Google Patents
Wind power generation frequency converter copper bar connection structure Download PDFInfo
- Publication number
- CN105915067A CN105915067A CN201610410960.4A CN201610410960A CN105915067A CN 105915067 A CN105915067 A CN 105915067A CN 201610410960 A CN201610410960 A CN 201610410960A CN 105915067 A CN105915067 A CN 105915067A
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- CN
- China
- Prior art keywords
- copper bar
- reactor
- power model
- horizontal
- power
- Prior art date
- 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.)
- Granted
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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
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/01—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the form or arrangement of the conductive interconnection between the connecting locations
-
- 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
Abstract
The invention relates to a wind power generation frequency converter copper bar connection structure. The structure comprises a cabinet body, a power module and an electric reactor. An upper portion in the cabinet body is fixedly installed with the power module. The electric reactor is fixedly installed in the cabinet body of a lower portion of the power module. Three horizontal output terminals of the power module are connected to horizontal copper bars whose installation surfaces are vertically arranged. The electric reactor is provided with three conducting bars whose installation surfaces are horizontally arranged. The structure is characterized in that the three horizontal copper bars of the power module and the three conducting bars of the electric reactor are connected through flexible copper bars; and each flexible copper bar is formed by hard installation heads of two ends and a middle flexible segment. The structure is designed scientifically and reasonably. Flexible connection of the electric reactor and the power module is realized. The connection structure is stable and reliable, and safety performance is high.
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 copper bar connecting structure.
Background technology
Converter is requisite vitals in wind power generating set.Converter is by double-fed asynchronous wind-force
The rotor of electromotor carries out excitation so that the amplitude of stator side output voltage, frequency and the phase place of double-fed generator
Identical with electrical network, and meritorious and idle independent uneoupled control can be carried out as required.Frequency Converter Control double-fed
Asynchronous wind driven 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.Open including stator is grid-connected
Pass, rectification module, inversion module, input/output wave filter, IGBT, PLC, JCE1000-AXS electric current pass
The parts such as sensor, blower fan, active C rowbar circuit, controller, monitoring interface.Main circuit of converter system
Comprise rotor side inverter, dc bus unit, grid side commutator.Distribution system is by grid-connected catalyst, master
Chopper, relay, transformator etc. form, and self are integrated with grid-connection control system, and user need not be reconfigured at also
Net 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 programmable logic controller (PLC) (PLC)
Collectively form.Whole control system is equipped with uninterrupted power source (UPS), it is simple between during Voltage Drop, system has not
Disconnected service 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,
Control 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 and be connected control, the adopting of number control signal with generator system and electrical network
Collection and the configuration of secondary circuit.Grid-connection cabinet mainly by chopper, catalyst, signal collecting element, UPS, add
Hot device, signaling interface part etc. are constituted.
Needing between rotor-side power model and reactor to be attached by copper bar, existing copper bar is connected as
A vertical copper bar it is directly connected to, by the two ends of copper bar respectively between power module terminal and reactor busbar
It is fixed by bolt with power module terminal and reactor busbar.At present, due to equipment improve, with turn
The installed surface of the copper bar that power model three lead-out terminals in sub-side are connected is for being vertically arranged, and reactor busbar
Installed surface for being horizontally disposed with.Thus, if the most still using hard copper bar to connect, then in work process
In easily cause the deformation of copper bar, affect the connective stability between rotor-side power model and reactor and reliable
Property, cause the work of wind-power electricity generation frequency conversion device to occur abnormal.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that one is capable of reactor and power mould
Flexibly connecting of block, attachment structure is reliable and stable, the wind-power electricity generation frequency conversion device copper bar connecting structure that security performance is high.
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 copper bar connecting structure, including cabinet, power model and reactor, at cabinet
Interior top fixed installation power model, fixedly mounts reactor, described merit in the cabinet of power model bottom
Three horizontal output terminals of rate module are respectively connected with the horizontal copper bar that installed surface is vertically arranged, and described reactor sets
It is equipped with three busbars that installed surface is level, it is characterised in that: three horizontal copper bars of described power model
And being attached by flexible copper row between three busbars of reactor, this flexibility copper bar is pacified by the hard at two ends
The compliant section of dress head and centre is constituted.
And, the hard mounting head at described flexible copper bar two ends and three horizontal copper bars of described power model,
Bolt and dish pad is used to be fixed installation between three busbars of reactor.
And, the horizontal shelf rear end fixed installation one insulation frame plate of installation power module, described company in cabinet
Three the horizontal copper bars connecing power model are threaded onto on described insulation frame plate.
Advantages of the present invention and having the beneficial effect that
1, this wind-power electricity generation frequency conversion device copper bar connecting structure, three horizontal copper bars of power model and the three of reactor
Being attached by flexible copper row between individual busbar, this flexibility copper bar is by the hard mounting head at two ends and centre
Compliant section is constituted, it is achieved that reactor is rationally connected with rotor-side power model, prevents deformation and the company of copper bar
Connect stability high.
2, this wind-power electricity generation frequency conversion device copper bar connecting structure, the hard mounting head at flexible copper bar two ends and power model
Three horizontal copper bars, reactor three busbars between use bolt and dish pad be fixed installation,
Increase buckle press, it is ensured that connective stability.
3, the wind-power electricity generation frequency conversion device copper bar connecting structure of the present invention, three the horizontal copper bars connecting power model are worn
It is loaded on insulation frame plate, prevents copper bar from producing displacement because of equipment operational shock, improve copper bar stability and connection
Reliability.
4, present configuration design science is reasonable, it is possible to realize flexibly connecting of reactor and power model, connects
Stability Analysis of Structures is reliable, and security performance is high.
Accompanying drawing explanation
Fig. 1 is the front view of the present invention；
Fig. 2 is the left view of Fig. 1.
Description of reference numerals
1-power model, 2-cabinet, 3-insulation frame plate, 4-hard mounting head, 5-dish pad, the horizontal copper bar of 6-,
7-compliant section, 8-busbar, 9-reactor, 10-flexibility copper bar, 11-bolt.
Detailed description of the invention
Below by specific embodiment, the invention will be further described, and following example are illustrative, no
It is determinate, it is impossible to limit protection scope of the present invention with this.
A kind of wind-power electricity generation frequency conversion device copper bar connecting structure, including cabinet 2, power model 1 and reactor 9,
Top fixed installation power model in cabinet, fixedly mounts reactor, merit in the cabinet of power model bottom
Three horizontal output terminals of rate module are respectively connected with the horizontal copper bar 6 that installed surface is vertically arranged, and reactor is provided with
Installed surface is three busbars 8 of level, and its innovation is: three horizontal copper bars of power model and reactance
Being attached by flexible copper bar 10 between three busbars of device, this flexibility copper bar is by the hard mounting head at two ends
4 and the compliant section 7 of centre constitute, it is achieved that reactor is rationally connected with rotor-side power model, prevents copper bar
Deformation and connective stability high.
The hard mounting head at flexible copper bar two ends and three horizontal copper bars of power model, three conductions of reactor
Use bolt 11 and dish pad 5 to be fixed installation between row, increase buckle press, it is ensured that connective stability.
In cabinet, the horizontal shelf rear end fixed installation one insulation frame plate 3 of installation power module, connects power model
Three horizontal copper bars be threaded onto insulation frame plate on, prevent copper bar from producing displacement because of equipment operational shock, improve
Copper bar stability and connection reliability.
Although disclosing embodiments of the invention and accompanying drawing for the purpose of illustration, but those skilled in the art being permissible
Understand: without departing from the present invention and spirit and scope of the appended claims, various replacements, change and modifications
Being all possible, therefore, the scope of the present invention is not limited to embodiment and accompanying drawing disclosure of that.
Claims (3)
1. a wind-power electricity generation frequency conversion device copper bar connecting structure, including cabinet, power model and reactor, at cabinet
Internal top fixed installation power model, fixedly mounts reactor in the cabinet of power model bottom, described
Three horizontal output terminals of power model are respectively connected with the horizontal copper bar that installed surface is vertically arranged, described reactor
It is provided with three busbars that installed surface is level, it is characterised in that: three horizontal copper of described power model
Being attached by flexible copper row between row and three busbars of reactor, this flexibility copper bar is by the hard at two ends
The compliant section of mounting head and centre is constituted.
Wind-power electricity generation frequency conversion device copper bar connecting structure the most according to claim 1, it is characterised in that: described
Hard mounting head and the three of described power model horizontal copper bars at flexible copper bar two ends, three of reactor lead
Bolt and dish pad is used to be fixed installation between electricity row.
Wind-power electricity generation frequency conversion device copper bar connecting structure the most according to claim 1, it is characterised in that: at cabinet
The horizontal shelf rear end fixed installation one insulation frame plate of internal installation power module, the three of described connection power model
Individual horizontal copper bar is threaded onto on described insulation frame plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610410960.4A CN105915067B (en) | 2016-06-08 | 2016-06-08 | A kind of wind-power electricity generation frequency conversion device copper bar connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610410960.4A CN105915067B (en) | 2016-06-08 | 2016-06-08 | A kind of wind-power electricity generation frequency conversion device copper bar connecting structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105915067A true CN105915067A (en) | 2016-08-31 |
| CN105915067B CN105915067B (en) | 2018-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610410960.4A Active CN105915067B (en) | 2016-06-08 | 2016-06-08 | A kind of wind-power electricity generation frequency conversion device copper bar connecting structure |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202652079U (en) * | 2012-08-22 | 2013-01-02 | 江苏通润装备科技股份有限公司 | Inverter device capable of carrying out pre-maintenance |
| CN203013993U (en) * | 2012-12-07 | 2013-06-19 | 安费诺-泰姆斯(常州)通讯设备有限公司 | Flexible soft copper bar assembly used for electrical connection |
| WO2015019160A1 (en) * | 2013-08-08 | 2015-02-12 | Toyota Jidosha Kabushiki Kaisha | Power conversion device |
| CN205847107U (en) * | 2016-06-08 | 2016-12-28 | 天津瑞能电气有限公司 | A kind of wind-power electricity generation frequency conversion device copper bar connecting structure |
-
2016
- 2016-06-08 CN CN201610410960.4A patent/CN105915067B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202652079U (en) * | 2012-08-22 | 2013-01-02 | 江苏通润装备科技股份有限公司 | Inverter device capable of carrying out pre-maintenance |
| CN203013993U (en) * | 2012-12-07 | 2013-06-19 | 安费诺-泰姆斯(常州)通讯设备有限公司 | Flexible soft copper bar assembly used for electrical connection |
| WO2015019160A1 (en) * | 2013-08-08 | 2015-02-12 | Toyota Jidosha Kabushiki Kaisha | Power conversion device |
| CN205847107U (en) * | 2016-06-08 | 2016-12-28 | 天津瑞能电气有限公司 | A kind of wind-power electricity generation frequency conversion device copper bar connecting structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105915067B (en) | 2018-10-23 |
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Effective date of registration: 20230707 Address after: No. 100, Hangtian Road, Tianjin Pilot Free Trade Zone (Airport Economic Zone), Binhai, Tianjin 300450 Patentee after: TIANJIN RUIYUAN ELECTRICAL Co.,Ltd. Address before: No. 1, Xinghua Qizhi Road, Xiqing District, Tianjin 300385 Patentee before: Tianjin Ruineng electric Co.,LTD. |