CN109194156A - A kind of compact is single-phase or three phase excitation power cell - Google Patents
A kind of compact is single-phase or three phase excitation power cell Download PDFInfo
- Publication number
- CN109194156A CN109194156A CN201811315461.2A CN201811315461A CN109194156A CN 109194156 A CN109194156 A CN 109194156A CN 201811315461 A CN201811315461 A CN 201811315461A CN 109194156 A CN109194156 A CN 109194156A
- Authority
- CN
- China
- Prior art keywords
- phase
- radiator
- busbar
- rectification
- power cell
- 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.)
- Pending
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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
-
- 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
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/06—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
- H02M7/062—Avoiding or suppressing excessive transient voltages or currents
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20909—Forced ventilation, e.g. on heat dissipaters coupled to components
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Motor And Converter Starters (AREA)
Abstract
A kind of compact is single-phase or three phase excitation power cell, belongs to Semiconductor Converting Technology field.Including cabinet and front panel, radiator, rectification module, detection module, cooling blower, blower support plate, resistance-capacitance absorption and Signals Transfer Board etc..Former and later two parts of power cell point, front is resistance-capacitance absorption and Signals Transfer Board, and busbar bracket, it is followed by radiator and rectification module and detection module, back upper place is cooling blower, and radiator and blower are cooled down to rectification module and detection module, advantage is, the power cell is directed to the excitation power-supply service of AC and DC motor, compact-sized, rationally distributed, easy to maintain, can meet requirement of the motor excitation winding to power supply well.
Description
Technical field
The invention belongs to Semiconductor Converting Technology fields, and in particular to a kind of compact is single-phase or three phase excitation power list
Member, the single-phase and three-phase converter module for the power supply of AC and DC motor excitation winding.
Background technique
Currently, AC and DC motor is widely used in national economy production and every profession and trade development, it is high-power power conversion
At the important link of mechanical energy, this requires the power supplys of motor stator and rotor power supply to want simple, reliable and stable, failure rate low.For
There are brush AC synchronous machine and direct current generator that external excitation winding is needed to provide magnetic field, excitation winding needs DC power supply to power, tightly
The type that gathers is single-phase or three phase excitation power cell can provide 80-220V DC voltage and 10-200A DC current, and low capacity is encouraged
Magnetic winding can use single-phase power cells, and large capacity excitation winding can use three-phase converter module, can meet very well medium and small
Power reguirements of the AC and DC motor to excitation.
Summary of the invention
The purpose of the present invention is to provide a kind of compact is single-phase or three phase excitation power cell, meet AC and DC motor
Excitation winding power reguirements.
The present invention includes cabinet 1, front panel 2, radiator 3, rectification module 4, detection module 5, connection busbar 6, cooling wind
Machine 7, blower support plate 8, resistance-capacitance absorption and Signals Transfer Board 9, busbar bracket 10.
Power cell is divided into forward and backward two parts: front point includes front panel 2, resistance-capacitance absorption and Signals Transfer Board 9 and mother
Bracket 10 is arranged, rear portion point includes radiator 3, rectification module 4, detection module 5 and connection busbar 6, and back upper place is blower support plate 8
And cooling blower 7.
Before power cell, resistance-capacitance absorption and Signals Transfer Board 9 are fixed on 1 side support of cabinet, complete rectification mould
The signal and start pulse signal of resistance-capacitance absorption function and detection module when 4 commutation of block are transferred, and carry out letter with control system
Number transmitting.Busbar bracket 10 fixes two alternating current inlet wire busbar 3U1,3W1 and two direct current output busbars 3C1,3D1.
Behind power cell, radiator 3 is fixed in box body 1, fixes rectification module 4 and detection module 5 above, is guaranteed
When it is worked normally, the heat of generation is taken away by radiator, and rectification module 4 is by 1 diode bridge block and 1 thyristor bridge block group
At half-wave single phase bridge type rectifier circu, detection module 5 is current divider, for detecting actual current, rectification module 4 and detection module
Electrical connection is realized by connection busbar 6 between 5.
Blower support plate 8 is mounted on 3 top of radiator, installs two cooling blowers 7 thereon, and from top exhausting, blower
Support plate and radiator constitute ventilating duct, play the cooling effect to radiator.
Specifically: rectification module is made of thyristor bridge block and diode bridge block, completes single phase half wave rectification.Each crystalline substance lock
It is in series by two thyristors G1, G2 in pipe bridge block, it is in series by two diodes D1, D2 in each diode bridge block,
There is the metal connection column of thyristor cathode K, anode A and intermediate point above bridge block, completion exchange is connected by busbar and becomes direct current.
Two alternating current inlet wire busbar 3U1,3W1 and two direct current outputs busbar 3C1,3D1, are fixed on busbar bracket 10.
According to the size of motor excitation capacity, the rectification module (4) on radiator 3 can form single phase half wave rectification or three
Phase full-bridge rectification needs 3 rectification bridge blocks if three phase excitation power cell, and busbar connection is slightly changed.In addition, cold
But blower is square on a heat sink, effectively takes away heat, and temperature rise is not high when rectification module being made to work, and guarantees its stabilization, reliably working.
Two cooling blowers are installed on cabinet top of the present invention, and here is radiator, installs heater element on radiator, can be right
Heating element is cooled down, and guarantees that rectification module works normally.The compact Energizing unit is encouraging for AC and DC motor
Magnetic winding and design, it is simple and compact for structure, easy to maintain, practical.
The present invention has the advantages that
(1) compact-sized, simple, rectification module and detection module are respectively mounted on radiator, the resistance-capacitance absorption of rectification module
On wiring board in front.Rectification module forms single-phase semi-controlling bridge, can also form three-phase bridge, is easily changed maintenance, operation letter
Just practical.
(2) single-phase or three phase excitation power cell can be provided, 80-220V DC voltage and 10-200A direct current are met
Stream, the excitation winding of low capacity can use single-phase power cells, and large capacity excitation winding can use three-phase converter module, can be very
Meet medium and small AC and DC motor well to the power reguirements of excitation.
(3) rationally distributed, rationally, equipment failure rate is low, high reliablity for ventilating duct design.
Detailed description of the invention
Fig. 1 is that a kind of compact of the present invention is single-phase or three phase excitation power cell inclined shaft side view.
Fig. 2 is that a kind of compact of the present invention is single-phase or three phase excitation power cell hides front panel side view.
Fig. 3 is that a kind of compact of the present invention is single-phase or three phase excitation power cell circuit diagram.
In figure, cabinet 1, front panel 2, radiator 3, rectification module 4, detection module 5, connection busbar 6, cooling blower 7, wind
Machine support plate 8, resistance-capacitance absorption and and Signals Transfer Board 9, busbar bracket 10, VA be thyristor module, VB be diode (led) module,
The resistance that RSF is detection module, R1, R2, R3 are resistance-capacitance absorption, C1, C2, C3 are resistance-capacitance absorption capacitor.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawings and examples.
The present invention is divulged information by the way that single-phase or phase alternating current is transformed into direct-current power supply AC and DC motor excitation winding
Cooling equipment constitutes reasonable air duct as rectification module heat dissipation, takes away the heat generated when rectification module work, can provide single-phase
Or three phase excitation power cell, meet 80-220V DC voltage and 100-200A DC current.
As depicted in figs. 1 and 2, being placed on box sizes height × wide × depth is in 366mm × 265mm × 283mm frame.
Power cell is divided into forward and backward two parts: front is front panel 2, resistance-capacitance absorption and Signals Transfer Board 9 and busbar branch
Frame 10 is followed by radiator 3, rectification module 4, detection module 5 and connection busbar, and back upper place is blower support plate 8 and cooling wind
Machine 7.
Before power cell, resistance-capacitance absorption and Signals Transfer Board 9 are fixed on cabinet side support, complete rectification module 4
The signal and start pulse signal of resistance-capacitance absorption function and detection module when commutation are transferred, and carry out signal with control system
Transmitting.Busbar bracket 10 fixes two alternating current inlet wire busbar 3U1,3W1 and two direct current output busbars 3C1,3D1.
Behind power cell, radiator 3 is fixed in box body 1, fixes rectification module 4 and detection module 5 above, is guaranteed
When it is worked normally, the heat of generation is taken away by radiator, and rectification module 4 is by 1 diode bridge block and 1 thyristor bridge block group
At half-wave single phase bridge type rectifier circu, detection module 5 is current divider, and it is real to pass through busbar for detecting actual current, between them
Now it is electrically connected.
Blower support plate 8 is mounted on 3 top of radiator, installs two cooling blowers 7 thereon, and from top exhausting, blower
Support plate and radiator constitute ventilating duct, play the cooling effect to radiator.
As shown in figure 3, being specifically connected as, thyristor VA module and diode VB cathode K is connected to one by busbar
It rises, as direct current output negative busbar 3C1, thyristor VA module and diode VB anode A is linked together by busbar, then
Remove connecting detection module RSF, as direct current output positive busbar 3D1, single-phase half-wave rectifier circuit achievable in this way, thyristor G1 and
G2 needs resistance-capacitance absorption R1, C1 and R2, C2 as overvoltage protection in commutation, and DC side is also required to overvoltage protection R3, C3, this 3
Resistance and 3 capacitors are connect by terminal with rectification module on resistance-capacitance absorption and Signals Transfer Board.It can be seen that structure
It is compact, simple and practical, the power demands of AC and DC motor excitation winding can be met well.
Claims (3)
1. a kind of compact is single-phase or three phase excitation power cell, which is characterized in that power cell is divided into forward and backward two parts: preceding
Part includes: front panel (2), resistance-capacitance absorption and Signals Transfer Board (9) and busbar bracket (10), and rear portion point includes: radiator
(3), rectification module (4), detection module (5) and connection busbar (6), back upper place is blower support plate (8) and cooling blower (7)；
The preceding part of power cell, resistance-capacitance absorption and Signals Transfer Board (9) are fixed on cabinet (1) side support, complete rectification
The signal and start pulse signal of resistance-capacitance absorption function and detection module (5) when module (4) commutation are transferred, and are with control
System carries out signal transmitting；Busbar bracket (10) fix two alternating current inlet wire busbar 3U1,3W1 and two direct current output busbar 3C1,
3D1；
Part after power cell, it is inner that radiator (3) is fixed on cabinet (1), fixes rectification module (4) and detection module (5) above,
When guaranteeing its normal work, the heat of generation is taken away by radiator, and rectification module (4) is by 1 diode bridge block and 1 thyristor
Bridge block forms half-wave single phase bridge type rectifier circu, and detection module (5) is current divider, for detecting actual current, rectification module (4)
Electrical connection is realized by connection busbar (6) between detection module (5)；
Blower support plate (8) is mounted on radiator (3) top, two cooling blowers (7) of installation in blower support plate (8), and from
Top exhausting, blower support plate (8) and radiator (3) constitute ventilating duct, play the cooling effect to radiator.
2. compact according to claim 1 is single-phase or three phase excitation power cell, which is characterized in that rectification module (4)
It is made of thyristor bridge block and diode bridge block, completes single phase half wave rectification；In each thyristor bridge block by two thyristor G1,
G2 is in series, in series by two diodes D1, D2 in each diode bridge block, there is thyristor cathode K, sun above bridge block
The metal connection column of pole A and intermediate point connect completion exchange by busbar and become direct current；Two alternating current inlet wire busbars 3U1,3W1
With two direct current outputs busbar 3C1,3D1, it is fixed on busbar bracket (10).
3. compact according to claim 1 is single-phase or three phase excitation power cell, which is characterized in that according to motor excitation
The size of capacity, rectification module (4) composition single phase half wave rectification or three phase full bridge rectification on radiator (3), when being that three-phase is encouraged
Magnetic power unit needs 3 rectification bridge blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811315461.2A CN109194156A (en) | 2018-11-06 | 2018-11-06 | A kind of compact is single-phase or three phase excitation power cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811315461.2A CN109194156A (en) | 2018-11-06 | 2018-11-06 | A kind of compact is single-phase or three phase excitation power cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109194156A true CN109194156A (en) | 2019-01-11 |
Family
ID=64941975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811315461.2A Pending CN109194156A (en) | 2018-11-06 | 2018-11-06 | A kind of compact is single-phase or three phase excitation power cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109194156A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111246724A (en) * | 2020-03-04 | 2020-06-05 | 环维电子(上海)有限公司 | Side clamp jig of electronic module and use method thereof |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1381130A1 (en) * | 2002-07-11 | 2004-01-14 | Siemens Westinghouse Power Corporation | Protected exciter for an electrical power generator and associated methods |
| US7180762B2 (en) * | 2004-08-23 | 2007-02-20 | International Rectifier Corporation | Cascoded rectifier |
| CN102044982A (en) * | 2011-01-28 | 2011-05-04 | 株洲南车时代电气股份有限公司 | Modularization thyristor rectifying unit |
| CN103269169A (en) * | 2013-05-29 | 2013-08-28 | 北京四方继保自动化股份有限公司 | Thyristor rectifier module |
| CN103401436A (en) * | 2013-08-07 | 2013-11-20 | 北京四方继保自动化股份有限公司 | Rectifying loop module and installation method thereof |
| CN204030980U (en) * | 2014-07-23 | 2014-12-17 | 天津市科德电气成套有限公司 | A kind of excitation unit |
| CN105305907A (en) * | 2015-11-04 | 2016-02-03 | 北京金自天正智能控制股份有限公司 | Novel high-power generator excitation device |
| CN106329954A (en) * | 2016-10-25 | 2017-01-11 | 北京金自天正智能控制股份有限公司 | Excitation device of high-power generator based on heat pipe radiating technology |
| CN206272506U (en) * | 2016-12-26 | 2017-06-20 | 天津一重电气自动化有限公司 | A kind of high power DC arrangements for speed regulation |
| CN107911009A (en) * | 2017-12-30 | 2018-04-13 | 徐州中矿大传动与自动化有限公司 | Three level high-voltage high-power water-cooling frequency convertor system |
| CN207896882U (en) * | 2017-12-30 | 2018-09-21 | 徐州中矿大传动与自动化有限公司 | Exciting Windings for Transverse Differential Protection system cabinet |
-
2018
- 2018-11-06 CN CN201811315461.2A patent/CN109194156A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1381130A1 (en) * | 2002-07-11 | 2004-01-14 | Siemens Westinghouse Power Corporation | Protected exciter for an electrical power generator and associated methods |
| US7180762B2 (en) * | 2004-08-23 | 2007-02-20 | International Rectifier Corporation | Cascoded rectifier |
| CN102044982A (en) * | 2011-01-28 | 2011-05-04 | 株洲南车时代电气股份有限公司 | Modularization thyristor rectifying unit |
| CN103269169A (en) * | 2013-05-29 | 2013-08-28 | 北京四方继保自动化股份有限公司 | Thyristor rectifier module |
| CN103401436A (en) * | 2013-08-07 | 2013-11-20 | 北京四方继保自动化股份有限公司 | Rectifying loop module and installation method thereof |
| CN204030980U (en) * | 2014-07-23 | 2014-12-17 | 天津市科德电气成套有限公司 | A kind of excitation unit |
| CN105305907A (en) * | 2015-11-04 | 2016-02-03 | 北京金自天正智能控制股份有限公司 | Novel high-power generator excitation device |
| CN106329954A (en) * | 2016-10-25 | 2017-01-11 | 北京金自天正智能控制股份有限公司 | Excitation device of high-power generator based on heat pipe radiating technology |
| CN206272506U (en) * | 2016-12-26 | 2017-06-20 | 天津一重电气自动化有限公司 | A kind of high power DC arrangements for speed regulation |
| CN107911009A (en) * | 2017-12-30 | 2018-04-13 | 徐州中矿大传动与自动化有限公司 | Three level high-voltage high-power water-cooling frequency convertor system |
| CN207896882U (en) * | 2017-12-30 | 2018-09-21 | 徐州中矿大传动与自动化有限公司 | Exciting Windings for Transverse Differential Protection system cabinet |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111246724A (en) * | 2020-03-04 | 2020-06-05 | 环维电子(上海)有限公司 | Side clamp jig of electronic module and use method thereof |
| CN111246724B (en) * | 2020-03-04 | 2021-06-01 | 环维电子(上海)有限公司 | Side clamp jig of electronic module and use method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190111 |
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| RJ01 | Rejection of invention patent application after publication |