CN104393816B - Control circuit for real-time supply of motor braking energy to alternating-current inertia load - Google Patents
Control circuit for real-time supply of motor braking energy to alternating-current inertia load Download PDFInfo
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- CN104393816B CN104393816B CN201410706721.4A CN201410706721A CN104393816B CN 104393816 B CN104393816 B CN 104393816B CN 201410706721 A CN201410706721 A CN 201410706721A CN 104393816 B CN104393816 B CN 104393816B
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- 239000003990 capacitor Substances 0.000 claims abstract description 19
- 230000003139 buffering effect Effects 0.000 claims abstract description 10
- 239000003054 catalyst Substances 0.000 claims description 21
- 230000002459 sustained effect Effects 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 8
- 210000004899 c-terminal region Anatomy 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 2
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005485 electric heating Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010336 energy treatment Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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Abstract
The invention relates to a control circuit for real-time supply of motor braking energy to an alternating-current inertia load. The control circuit comprises a motor main control circuit and a braking energy DC/AC dispatching circuit, and specifically comprises a rectifying module PR1, an IGBT module PM1, a DC/AC module PW1, a motor control module CU1, an alternating-current inertia load AL1, a motor M1, a coder PG1,a braking tube VT1 a voltage sensor VS1, a DC/AC module PW1, a contactor K1, a fly-wheel diode D1, a rectifying inductor L1, a buffering inductor L2, a rectifying capacitor C1 and a buffering capacitor C2. The control circuit disclosed by the invention can be used for directly converting the motor braking energy by means of DC/AC conversion so as to supply power to the type of alternating-current inertia power using load. The control circuit disclosed by the invention is high in conversion rate and utilization rate of motor braking energy, good in energy conservation effect, low in cost, convenient to apply and high in reliability.
Description
Technical field
The invention belongs to industrial control field, it is related to a kind of circuit, particularly to one kind, motor braking energy is supplied in real time
Control circuit to exchange inertia load is it is adaptable to contain the dynamoelectric equipment of the exchange inertia electric loading such as electric heating temperature
In, can be by motor braking energy real-time feed exchange inertia electric loading to realize the occasion of Energy Saving Control.
Background technology
In being equipped with motor for power-actuated manufacturing machine, manufacturing machine to be made realizes rapid reduction of speed or control of stopping
System, then need rapidly to move away motor braking energy from axle.At present in the Motor drive based on power electronics arrangements for speed regulation
In control system, conventional braking energy treatment technology has：One is energy consumption method, female by the direct current in real-time monitoring arrangements for speed regulation
Line voltage is simultaneously combined with system operating instructions, when judging that motor is in braking, is automatically incorporated into big at dc bus
Power braking resistor, makes braking energy all consume in this braking resistor；Two is feedback method, a set of in the inverse parallel of dc bus side
Power electronics active inversion device, when system judges that motor is in braking, that is, starts this inverter, by motor braking energy
Amount feeds back in electrical network, realizes Energy Saving Control；Three is super capacitor storage method, using the charging circuit of super capacitor group, by electricity
Mechanism energy stores in super capacitor group.It is in place of the deficiencies in the prior art：First, energy consumption method is by motor braking energy
All consume in the heating of braking resistor；Though the 2, most of motor braking energy feedback to electrical network can be realized section by feedback method
Can, but additional active inversion device is big, it is high to invest, and in the electric system of Small And Medium Capacity, input-output efficiency is low；3rd, surpass
Level electric capacity storage method is low because of the rated voltage of single super capacitor, and dc bus side voltage is typically all higher, then pass through series connection,
Super capacitor group device after parallel combination is big, high cost, and accumulation of energy is limited.
Content of the invention
The purpose of the present invention is in view of the shortcomings of the prior art, proposes one kind and hands over motor braking energy real-time feed
The control circuit of stream inertia load.Because, in a lot of dynamoelectric equipments, in addition to motor, also electric heating temperature etc. is dynamically anti-
Exchange inertia electric loading that should be slower, motor braking energy automatically directly can be converted by this invention circuit in motor braking
To this kind of exchange inertia electricity consumption load supplying, and in the electric operation of motor, it is automatically switched off this conversion circuit, be a kind of efficient
The control circuit that energy-conservation, the automatic Real-Time Scheduling of motor braking energy of low cost utilize.
The present invention includes motor governor circuit, braking energy DC/AC dispatch circuit.
Motor governor circuit includes rectification module PR1, IGBT module PM1, electric machine controller CU1, exchange inertia load
AL1, motor M1, encoder PG1, brake pipe VT1, inductor rectifier L1, commutation capacitor C1, voltage sensor VS1, rectification module
The A phase input A end of PR1 is connected with normal-closed end 3 end of power supply A phase end U end, catalyst K1 contact K1-1, rectification module PR1's
B phase input B end is connected with power supply B phase end V end, and the C phase input C-terminal of rectification module PR1 is connected with power supply C phase end W end, whole
The zero line side N-terminal of flow module PR1 and zero-power line end N-terminal, exchange inertia and load the zero line side N-terminal of AL1, DC/AC module PW1
Zero line output end N-terminal connects, and the positive output end OUT+ end of rectification module PR1 is connected with one end of inductor rectifier L1, rectification module
The negative output terminal OUT- end of PR1 and the negative terminal of commutation capacitor C1, the negative input end IN- end of voltage sensor VS1, brake pipe VT1
Source electrode e end, the negative input end IN- end of IGBT module PM1 connect, the anode of commutation capacitor C1 is another with inductor rectifier L1's
End, the positive input terminal IN+ end of voltage sensor VS1, the positive input terminal IN+ end of IGBT module PM1, the one of catalyst K1 coil
End, one end of buffer inductance L2, negative electrode connection, the outfan OUT terminal of voltage sensor VS1 and the motor control of sustained diode 1
The connection of voltage input end AD1 end, the control for brake end ZO1 end of electric machine controller CU1 and the grid g of brake pipe VT1 of device CU1 processed
End connects, and the drive control mouth DO1 mouth of electric machine controller CU1 is connected with the driving input port GC mouth of IGBT1 module PM1, IGBT
The outfan OUT terminal of module PM1 is connected with the stator terminal of motor M1, and motor M1 is co-axially mounted with encoder PG1, encoder PG1
Output signal end be connected with the feedback end PI1 end of electric machine controller CU1.
Braking energy DC/AC dispatch circuit includes DC/AC module PW1, sustained diode 1, buffer inductance L2, buffering electricity
Hold C2, catalyst K1, the positive input terminal IN+ end of DC/AC module PW1 is with the other end of buffer inductance L2, buffering electric capacity C2 just
End connects, the negative input end IN- end of DC/AC module PW1 with buffer the negative terminal of electric capacity C2, the anode of sustained diode 1, contact
The other end of device K1 coil, the connection of drain electrode c end, the fire wire output end AC1 end of DC/AC module PW1 and the catalyst of brake pipe VT1
Normally opened end 2 end of K1 contact K1-1 connects, and common port 1 end of catalyst K1 contact K1-1 loads the live wire of AL1 with exchanging inertia
End L end connects.
Beneficial effects of the present invention are as follows：
The present invention is directed in a lot of dynamoelectric equipments, and in addition to motor, also the dynamic response such as electric heating temperature is slower
Exchange inertia electric loading, the present invention can automatically by motor braking energy through DC/AC conversion after directly convert to this kind of friendship
Stream inertia electricity consumption load supplying, the motor braking energy conversion efficiency high of the method, good energy-conserving effect, low cost, application
Convenient, reliability is high.
Brief description
Fig. 1 is the circuit diagram of the present invention.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.
As shown in figure 1, motor braking energy real-time feed exchanges the control circuit of inertia load, including motor master control electricity
Road, braking energy DC/AC dispatch circuit.
Motor governor circuit includes rectification module PR1, IGBT module PM1, electric machine controller CU1, exchange inertia load
AL1, motor M1, encoder PG1, brake pipe VT, inductor rectifier L1, commutation capacitor C1, voltage sensor VS1, rectification module PR1
A phase input A end be connected with normal-closed end 3 end of power supply A phase end U end, catalyst K1 contact K1-1, the B phase of rectification module PR1
Input B end is connected with power supply B phase end V end, and the C phase input C-terminal of rectification module PR1 is connected with power supply C phase end W end, rectification
The zero line side N-terminal of module PR1 and zero-power line end N-terminal, exchange inertia load the zero line side N-terminal of AL1, the zero of DC/AC module PW1
Line output terminal N-terminal connects, and the positive output end OUT+ end of rectification module PR1 is connected with one end of inductor rectifier L1, rectification module PR1
The negative terminal of negative output terminal OUT- end and commutation capacitor C1, the negative input end IN- end of voltage sensor VS1, brake pipe VT1
Source electrode e end, the negative input end IN- end of IGBT module PM1 connect, the other end of the anode of commutation capacitor C1 and inductor rectifier L1,
The positive input terminal IN+ end of voltage sensor VS1, the positive input terminal IN+ end of IGBT module PM1, one end of catalyst K1 coil, slow
Rush one end of inductance L2, negative electrode connection, the outfan OUT terminal of voltage sensor VS1 and the electric machine controller of sustained diode 1
The voltage input end AD1 end of CU1 connects, and the control for brake end ZO1 end of electric machine controller CU1 is connected with the grid g end of brake pipe VT1
Connect, the drive control mouth DO1 mouth of electric machine controller CU1 is connected with the driving input port GC mouth of IGBT1 module PM1, IGBT module
The outfan OUT terminal of PM1 is connected with the stator terminal of motor M1, and motor M1 is co-axially mounted with encoder PG1, and encoder PG1's is defeated
Go out signal end to be connected with the feedback end PI1 end of electric machine controller CU1.
Braking energy DC/AC dispatch circuit includes DC/AC module PW1, sustained diode 1, buffer inductance L2, buffering electricity
Hold C2, catalyst K1, the positive input terminal IN+ end of DC/AC module PW1 is with the other end of buffer inductance L2, buffering electric capacity C2 just
End connects, the negative input end IN- end of DC/AC module PW1 with buffer the negative terminal of electric capacity C2, the anode of sustained diode 1, contact
The other end of device K1 coil, the connection of drain electrode c end, the fire wire output end AC1 end of DC/AC module PW1 and the catalyst of brake pipe VT1
Normally opened end 2 end of K1 contact K1-1 connects, and common port 1 end of catalyst K1 contact K1-1 loads the live wire of AL1 with exchanging inertia
End L end connects.
Inclusion rectification module PR1 used in the present invention, IGBT module PM1, DC/AC module PW1, voltage sensor VS1,
Brake pipe VT1, sustained diode 1, catalyst K1 etc., can pass through all using existing matured product in interior all devices
Market obtains.For example：Rectification module adopts MDS series of products, and IGBT module adopts BSM series IGBT module product, DC/AC mould
Block adopts YKDA-WD series sine-wave inverter product, and voltage sensor adopts SVD-C9 series Hall voltage sensor, system
Dynamic pipe adopts TGAN series single tube IGBT product, and diode adopts LUF series of products, and catalyst adopts GIGAVAC direct current to contact
Device etc..Additionally, electric machine controller CU1 can be made up of for core high performance signal processor DSP.
Work process of the present invention is as follows：
（1）When motor M1 is in motor-operated running state, convert electric energy to mechanical energy, the direct current at commutation capacitor C1 two ends
Obtain after the rectifying and wave-filtering that voltage is made up of rectified module PR1 of ac grid voltage, inductor rectifier L1 and commutation capacitor C1,
Now, the braking of electric machine controller CU1 drives mouth Z01 mouth output low level, and brake pipe VT1 turns off, and the coil of catalyst K1 is not
Obtain electric, the output voltage of DC/AC module PW1 is zero, and common port 1 end of catalyst K1 contact K1-1 is connected with normal-closed end 3 end, then
In production equipment, exchange inertia loads the power supply of AL1 from Alternating Current Power Supply electrical network；
（2）When motor M1 is in brake running state, the mechanical energy on axle is converted into direct current energy so that rectified current
The DC voltage holding C1 two ends is higher than to be made up of rectified module PR1 of ac grid voltage, inductor rectifier L1 and commutation capacitor C1
Rectifying and wave-filtering after produce voltage, now, electric machine controller CU1 is according to the voltage being inputted by analog digital conversion input channel AD1
The detection signal of sensor VS1, during through judging to confirm that motor M1 is in brake running state, makes braking drive mouth Z01 mouth defeated
Go out high level drive signal, brake pipe VT1 turns on, catalyst K1 coil obtains electric, common port 1 end of its contact K1-1 and normally opened end
2 end connections, and main circuit DC bus-bar voltage buffered inductance L2, buffering electric capacity C2 filtering and the conversion conclusion of the business of DC/AC module PW1
Stream power supply it is achieved that directly feed the Energy Saving Control of the exchange inertia load in manufacturing machine by motor braking energy.
Claims (1)
1. the real-time feed of motor braking energy exchange inertia load control circuit it is characterised in that include motor governor circuit,
Braking energy DC/DC dispatch circuit；
Motor governor circuit includes rectification module PR1, IGBT module PM1, electric machine controller CU1, exchange inertia load AL1, electricity
Machine M1, encoder PG1, brake pipe VT1, inductor rectifier L1, commutation capacitor C1, voltage sensor VS1, the A phase of rectification module PR1
Input A end is connected with normal-closed end 3 end of power supply A phase end U end, catalyst K1 contact K1-1, the B phase input of rectification module PR1
End B end is connected with power supply B phase end V end, and the C phase input C-terminal of rectification module PR1 is connected with power supply C phase end W end, rectification module
The zero line side N-terminal that the zero line side N-terminal of PR1 with zero-power line end N-terminal, exchanges inertia load AL1, the zero line of DC/AC module PW1 are defeated
Go out to hold N-terminal to connect, the positive output end OUT+ end of rectification module PR1 is connected with one end of inductor rectifier L1, rectification module PR1's is negative
The negative terminal of outfan OUT- end and commutation capacitor C1, the negative input end IN- end of voltage sensor VS1, the source electrode e of brake pipe VT1
End, the negative input end IN- end of IGBT module PM1 connect, and the anode of commutation capacitor C1 is passed with the other end of inductor rectifier L1, voltage
The positive input terminal IN+ end of sensor VS1, the positive input terminal IN+ end of IGBT module PM1, one end of catalyst K1 coil, buffer inductance
One end of L2, negative electrode connection, the outfan OUT terminal of voltage sensor VS1 and the electricity of electric machine controller CU1 of sustained diode 1
Pressure input AD1 end connects, and the control for brake end ZO1 end of electric machine controller CU1 is connected with the grid g end of brake pipe VT1, motor
The drive control mouth DO1 mouth of controller CU1 is connected with the driving input port GC mouth of IGBT1 module PM1, IGBT module PM1 defeated
Go out to hold OUT terminal and the stator terminal of motor M1 to be connected, motor M1 is co-axially mounted with encoder PG1, the output signal end of encoder PG1
It is connected with the feedback end PI1 end of electric machine controller CU1；
Braking energy DC/AC dispatch circuit include DC/AC module PW1, sustained diode 1, buffer inductance L2, buffering electric capacity C2,
The positive input terminal IN+ end of catalyst K1, DC/AC module PW1 is connected with the anode of the other end of buffer inductance L2, buffering electric capacity C2
Connect, the negative terminal of the negative input end IN- end of DC/AC module PW1 and buffering electric capacity C2, the anode of sustained diode 1, catalyst K1
The other end of coil, the drain electrode c end of brake pipe VT1 connect, and the fire wire output end AC1 end of DC/AC module PW1 is touched with catalyst K1
Normally opened end 2 end of point K1-1 connects, and common port 1 end of catalyst K1 contact K1-1 loads the zero line L end of AL1 with exchanging inertia
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410706721.4A CN104393816B (en) | 2014-11-27 | 2014-11-27 | Control circuit for real-time supply of motor braking energy to alternating-current inertia load |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410706721.4A CN104393816B (en) | 2014-11-27 | 2014-11-27 | Control circuit for real-time supply of motor braking energy to alternating-current inertia load |
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| Publication Number | Publication Date |
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| CN104393816A CN104393816A (en) | 2015-03-04 |
| CN104393816B true CN104393816B (en) | 2017-02-22 |
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| CN201410706721.4A Active CN104393816B (en) | 2014-11-27 | 2014-11-27 | Control circuit for real-time supply of motor braking energy to alternating-current inertia load |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106253771B (en) * | 2016-08-26 | 2019-02-01 | 绵阳市维博电子有限责任公司 | A kind of energy release system for the driving of double-winding motor warm back-up |
| CN107800329A (en) * | 2016-09-01 | 2018-03-13 | 德昌电机(深圳)有限公司 | Motor-drive circuit and its application apparatus, motor braking method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01174293A (en) * | 1987-12-25 | 1989-07-10 | Aretsukusu Denshi Kogyo Kk | Power saving control device for inductive load |
| CN202172283U (en) * | 2011-03-25 | 2012-03-21 | 清华大学 | No master-slave self current-balancing grid-connected parallel uninterrupted power system |
| CN103607117A (en) * | 2013-11-21 | 2014-02-26 | 无锡中星微电子有限公司 | DC-DC converter |
| CN104170204A (en) * | 2012-05-11 | 2014-11-26 | 富士电机株式会社 | Motor drive device |
-
2014
- 2014-11-27 CN CN201410706721.4A patent/CN104393816B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01174293A (en) * | 1987-12-25 | 1989-07-10 | Aretsukusu Denshi Kogyo Kk | Power saving control device for inductive load |
| CN202172283U (en) * | 2011-03-25 | 2012-03-21 | 清华大学 | No master-slave self current-balancing grid-connected parallel uninterrupted power system |
| CN104170204A (en) * | 2012-05-11 | 2014-11-26 | 富士电机株式会社 | Motor drive device |
| CN103607117A (en) * | 2013-11-21 | 2014-02-26 | 无锡中星微电子有限公司 | DC-DC converter |
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| CN104393816A (en) | 2015-03-04 |
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Effective date of registration: 20201111 Address after: 310012 room 2603, building 8, No. 2, xiyuanba Road, Sandun Town, Xihu District, Hangzhou City, Zhejiang Province Patentee after: HANGZHOU ZHUILIE TECHNOLOGY Co.,Ltd. Address before: Hangzhou City, Zhejiang province 310018 Xiasha Higher Education Park No. 2 street Patentee before: HANGZHOU DIANZI University |
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Effective date of registration: 20201202 Address after: 241100 8 / F, building 5, Wuhu TONGHANG Innovation Park, Wanbi Town, Wuhu City, Anhui Province Patentee after: Wuhu Digital Information Industrial Park Co.,Ltd. Address before: 310012 room 2603, building 8, No. 2, xiyuanba Road, Sandun Town, Xihu District, Hangzhou City, Zhejiang Province Patentee before: HANGZHOU ZHUILIE TECHNOLOGY Co.,Ltd. |
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Application publication date: 20150304 Assignee: Hangzhou ludai Technology Co.,Ltd. Assignor: Wuhu Digital Information Industrial Park Co.,Ltd. Contract record no.: X2021330000096 Denomination of invention: Control circuit for real-time supply of motor braking energy to AC inert load Granted publication date: 20170222 License type: Common License Record date: 20210819 |
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Assignee: Hangzhou ludai Technology Co.,Ltd. Assignor: Wuhu Digital Information Industrial Park Co.,Ltd. Contract record no.: X2021330000096 Date of cancellation: 20230104 |
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Effective date of registration: 20230920 Address after: No. 29 Jinqiao Road, Zone A, Jianqiao Industrial Park, Dadukou District, Chongqing, 400000 Patentee after: Chongqing Huarui Miki Electrical Co.,Ltd. Address before: 241100 8 / F, building 5, Wuhu TONGHANG Innovation Park, Wanbi Town, Wuhu City, Anhui Province Patentee before: Wuhu Digital Information Industrial Park Co.,Ltd. |