CN102935812A - Motor driving-charging integrated device with 220 volt alternating current (VAC)/380VAC charging function - Google Patents
Motor driving-charging integrated device with 220 volt alternating current (VAC)/380VAC charging function Download PDFInfo
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- CN102935812A CN102935812A CN2012103476133A CN201210347613A CN102935812A CN 102935812 A CN102935812 A CN 102935812A CN 2012103476133 A CN2012103476133 A CN 2012103476133A CN 201210347613 A CN201210347613 A CN 201210347613A CN 102935812 A CN102935812 A CN 102935812A
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/92—Energy efficient charging or discharging systems for batteries, ultracapacitors, supercapacitors or double-layer capacitors specially adapted for vehicles
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention relates to the electromobile motor driving-charging integrating technology, aims at solving the problems that in the existing electromobile technology, a motor driving device and a vehicle-mounted high-voltage battery pack charger are independently arranged and are large in vehicle-mounted space occupation and vehicle-mounted electrical device weight and a ground large-power fast charging device is needed to be configured, and provides a motor driving-charging integrated device with a 220 volt alternating current (VAC)/380VAC charging function. The motor driving-charging integrated device with the 220VAC/380VAC charging function comprises a boosting/depressurizing direct current (DC)/DC conversion device, a support capacitor, a motor driving inverter bridge, a 380VAC charging conversion switch circuit and a 220VAC charging conversion switch circuit. The motor driving-charging integrated device can improve efficiency of the inverter bridge of a motor during low speed and improve efficiency of the motor during high speed; enables the inverter bridge capacity to be greatly reduced under the condition of driving an electromobile to use the motor with the same power; and can achieve fast charging of a high-voltage battery pack without using the ground large-power charging device.
Description
Technical field
The present invention relates to motor-driven and battery charging field, particularly motor in electric automobile drives-charges integrated technique.
Background technology
At present, electric vehicle engineering is just in develop rapidly, and electric automobile market grows stronger day by day, but the motor driver of electronlmobil, on-board high-voltage battery charger nearly all are the devices of two separation, namely waste limited vehicle-mounted space, increased again electronlmobil electric equipment acquisition cost.And actuator is just worked when Vehicle Driving Cycle, is left unused during Vehicular charging, and the on-board high-voltage battery charger is left unused when Vehicle Driving Cycle, just works during Vehicular charging, and therefore two covering device degree of utilizations are not high.In addition, in order to realize the high-power fast charge of 380VAC condition, must high-power charger will be arranged, but the high-power charger volume is large, weight is large, can't installing onboard, causing electronlmobil to stop the charging place is very restricted, for overcoming this problem, will configure throughout the large number of ground battery charger, this needs the extremely huge investment of country, take simultaneously a large amount of land areas, still can't satisfy simultaneously remote districts to the user demand of electronlmobil.The problems referred to above have seriously restricted the development of electronlmobil.
Summary of the invention
In order to address the above problem the motor-driven-charging integrated device that the invention provides a kind of 220VAC/380VAC of having charge function, a so that cover power electronics actuating device, when Vehicle Driving Cycle, realize motor-driven function, when stopping for charging, realize the function of battery charger.Owing to will satisfy motor-driven capacity requirement, the capacity requirement of the capacity of this device during much larger than quickly charging battery, therefore namely the requirement that miniwatt is charged at a slow speed under the 220VAC condition can be satisfied, the requirement of high-power fast charge under the 380VAC condition can be satisfied again.That is to say and utilize a cover motor-driven-charging integrated device, still just can realize the function of motor-driven, onboard charger and ground high-power charger with the cost of motor driver.Significantly reduce electronlmobil electric equipment cost, cancellation ground battery charger is for country saves huge operation cost, so that electronlmobil also can be used widely in remote districts.
In order to achieve the above object, the present invention adopts following technical proposals:
The invention provides a kind of motor-driven-charging integrated device of the 220VAC/380VAC of having charge function, described device comprises boost (forward)/step-down (oppositely) DC/DC converting means, Support Capacitor, motor-driven inverter bridge, 380VAC battery charging switch circuit, 220VAC battery charging switch circuit.
Described boosting (forward)/step-down (oppositely) DC/DC converting means comprises 3 tunnel (forward)/step-down (oppositely) DC/DC circuit that boost, under the motor-driven mode of operation, be simultaneously the forward copped wave mode of operation of boosting, boost 1/3 time delay with switch periods of three tunnel copped waves staggers and carries out boost chopper work, reduces system's ripple current.When motor be under the regenerative braking state simultaneously for reverse chopping depressuring mode of operation, three tunnel reverse chopping depressurings stagger with 1/3 time delay of switch periods and carry out buck chopper work, reduce system's ripple current.When being operated under the 380VAC charge mode, be reverse chopping depressuring mode of operation simultaneously, three tunnel reverse chopping depressurings stagger with 1/3 time delay of switch periods and carry out buck chopper work, reduce system's ripple current, realize the high-power fast charge to the on-board high-voltage battery pack; When being operated under the 220VAC charge mode, wherein two-way buck inductance is connected in series in the 220VAC circuit, by master cock power tube (IGBT), be surface-mount type sine-wave permanent magnet synchronous motor counter potential under the power frequency condition with the equivalence of 220VAC power supply, being connected on wherein, the inductance equivalence is the main inductance of permagnetic synchronous motor, carry out the rotor flux linkage orientation vector controlled under the position-sensor-free condition, in these two inductance, produce pump and rise electric current, raise the DC side bus voltage, simultaneously conducting the 3rd switching power tube (IGBT) in (forward)/step-down (oppositely) DC/DC converting means that boost, realization is to the at a slow speed charging of high-tension battery group.
Further, described motor-driven inverter bridge, in the Vehicle Driving Cycle process, when motor speed is low, when both the interchange fundamental voltage effective value that needs of motor is less than 0.7 times of high-tension battery group voltage, (forward)/step-down (oppositely) DC/DC converting means that boosts is in the all-pass state, and the high-tension battery group directly supplies electric drive motor work to inverter bridge.The interchange fundamental voltage effective value that needs when machine is during greater than 0.7 times of high-tension battery group voltage, (forward)/step-down (oppositely) DC/DC converting means that boosts is in the copped wave pressure-increasning state, keep fundamental voltage effective value and the 0.7 times of relation of DC bus-bar voltage of exchanging, both optimal modulation compared state, pass through the method, when driving permagnetic synchronous motor, motor can design higher counter potential, then when the motor low speed rotation, can obtain higher modulation ratio, thereby improved the efficient of electric machine controller, boost by the DC/DC converting means during high speed, keep fundamental voltage effective value and the 0.7 times of relation of DC bus-bar voltage of exchanging, significantly reduce weak magnetoelectricity stream, the efficient when having improved the motor high speed operation.Simultaneously, when driving permagnetic synchronous motor, if motor needs art skating (chaufeur accelerator releasing), realize by directly closing boost (forward)/step-down (oppositely) DC/DC converting means and inverter bridge, both motor dallied without electricity completely.And conventional electric automobile permanent magnet drive and control of electric machine, because (forward)/step-down (oppositely) DC/DC converting means that do not boost must imitate by magnetic control system a little less than zero torque, namely inverter bridge still will be worked, and has larger electrical loss.Under the 380VAC charge mode, by being connected of 380VAC battery charging switch circuit disjunction motor-driven inverter bridge and drive motor, the 380VAC power supply is accessed, the motor-driven inverter bridge enters the rectification mode of operation, be corresponding direct current with the 380VAC rectification, for boosting (forward)/step-down (oppositely) DC/DC converting means reverse operation, be the charging of high-tension battery group.
Further, described when at Vehicle Driving Cycle, the interchange output of inverter bridge is connected with the interchange input of motor, realization is to the driving of motor; The input that exchanges of the interchange output of disjunction inverter bridge and motor when 380VAC charges with the access of 380VAC power supply, realizes that 380VAC is to the charging of high-tension battery group.
Compared with prior art, a kind of motor-driven-charging integrated device with 220VAC/380VAC charge function provided by the invention has improved motor-driven performance.Substitute simultaneously onboard charger and ground battery charger, saved the acquisition expenses of onboard charger and ground battery charger.
Description of drawings
Fig. 1 is the motor-driven-charging integrated device topological structure schematic diagram of the 220VAC/380VAC of having charge function provided by the invention.
Among the figure: 1, (forward)/step-down (oppositely) DC/DC converting means boosts, 2, the motor-driven inverter bridge, 3, Support Capacitor, 4,220VAC battery charging switch circuit, 5,380VAC battery charging switch circuit, 6, the buck inductance that boosts and be connected with the high-tension battery group in (forward)/step-down (oppositely) DC/DC converting means always, 7, boost and connect the buck inductance of 220VAC battery charging switch circuit in (forward)/step-down (oppositely) DC/DC converting means, 8, boost and connect the buck inductance of 220VAC battery charging switch circuit in (forward)/step-down (oppositely) DC/DC converting means, 9, the 220VAC charging inlet, 10, the 380VAC charging inlet, 11, permagnetic synchronous motor, 12, the high-tension battery group.
The specific embodiment
Below, by reference to the accompanying drawings the specific embodiment of the present invention is described in detail.
As shown in Figure 1, a kind of motor-driven-charging integrated device with 220VAC/380VAC charge function provided by the invention, described device comprises (forward)/step-down (oppositely) the DC/DC converting means 1 that boosts, Support Capacitor 3, motor-driven inverter bridge 2,380VAC battery charging switch circuit 5,220VAC battery charging switch circuit 4.
When normal vehicle operation: 380VAC battery charging switch circuit 5 is with main drive motor and motor-driven inverter bridge 2 UNICOMs, and 220VAC battery charging switch circuit 4 is with connected two- way buck inductance 7,8 and high-tension battery group 12 UNICOMs.When driving permagnetic synchronous motor 11, when motor speed is low, when both the interchange fundamental voltage effective value that needs of motor is less than 0.7 times of high-tension battery group 12 voltages, (forward)/step-down (oppositely) the DC/DC converting means 1 that boosts is in the all-pass state, and high-tension battery group 12 directly supplies electric drive motor work to inverter bridge 2.When motor speed is higher, when both having driven interchange fundamental voltage effective value that permagnetic synchronous motor 11 needs greater than 0.7 times of high-tension battery group 12 voltages, (forward)/step-down (oppositely) the DC/DC converting means 1 that boosts is in the copped wave pressure-increasning state, boost 1/3 time delay with switch periods of three tunnel copped waves staggers and carries out boost chopper work, reduce system's ripple current, keep exchanging fundamental voltage effective value and 0.7 times of relation of DC bus-bar voltage, both optimal modulation compared state.When 11 regenerative braking of demand motive permagnetic synchronous motor, when motor speed is low, when both the interchange fundamental voltage effective value that needs of motor was less than 0.7 times of high-tension battery group 12 voltages, (forward)/step-down (oppositely) the DC/DC converting means 1 that boosts was in the all-pass state.When motor speed is higher, when being the interchange fundamental voltage effective value that needs of motor greater than 0.7 times of high-tension battery group voltage 12, (forward)/step-down (oppositely) the DC/DC converting means 1 that boosts is in reverse chopping depressuring state, three tunnel copped waves will press 1/3 time delay with switch periods to stagger to carry out pressure copped wave work, reduce system's ripple current, keep exchanging fundamental voltage effective value and 0.7 times of relation of DC bus-bar voltage, both optimal modulation compared state.When motor needs art skating, close boost (forward)/step-down (oppositely) DC/DC converting means 1 and motor-driven inverter bridge 2, realize the no current art skating.
When vehicle parking 220VAC miniwatt was charged at a slow speed: 380VAC battery charging switch circuit 5 was with main drive motor and motor-driven inverter bridge 2 UNICOMs, 220VAC battery charging switch circuit 4 is with connected two- way buck inductance 7,8 and 220VAC charging inlet 9 UNICOMs, and motor-driven inverter bridge 2 quits work.Be surface-mount type sine-wave permanent magnet synchronous motor counter potential under the power frequency condition with the equivalence of 220VAC power supply, the inductance equivalence that is connected on wherein is the main inductance of permagnetic synchronous motor, carry out the rotor flux linkage orientation vector controlled under the position-sensor-free condition, in these two inductance, produce pump and rise electric current, raise the DC side bus voltage, the boost upper brachium pontis of the IGBT half-bridge that is connected with the buck inductance of direct connection high-tension battery group 12 in (forward)/step-down (oppositely) DC/DC converting means 1 of simultaneously conducting, realization is to the at a slow speed charging of high-tension battery group 12.
When vehicle parking 380VAC is high-power when charging at a slow speed: 380VAC battery charging switch circuit 5 is with permagnetic synchronous motor 11 and 2 disjunctions of motor-driven inverter bridge, with 380VAC charging inlet 10 access motor-driven inverter bridge 2,220VAC battery charging switch circuit 4 is with connected two- way buck inductance 7,8 and high-tension battery group 12 UNICOMs, motor-driven inverter bridge 2 quits work, and (forward)/step-down (oppositely) DC/DC converting means 1 reverse operation boosts.Because motor-driven inverter bridge 2 quits work and enters rectification state, be corresponding direct current with the 380VAC rectification, for boosting (forward)/step-down (oppositely) DC/DC converting means 1 reverse operation, boosting, No. three choppers are reverse chopping depressuring mode of operation simultaneously in (forward)/step-down (oppositely) DC/DC converting means 1, three tunnel reverse chopping depressurings stagger with 1/3 time delay of switch periods and carry out buck chopper work, reduce system's ripple current, realize the high-power fast charge to on-board high-voltage battery pack 12.
The above is preferred embodiment of the present invention only, is not for limiting protection scope of the present invention.Every equalization that content is done according to the present invention changes and modifies, and all is encompassed in the claim of the present invention.
Claims (5)
1. motor-driven-charging integrated device with 220VAC380VAC charge function, it is characterized in that described boosting (forward)/step-down (oppositely) DC/DC converting means, Support Capacitor, motor-driven inverter bridge, 380VAC battery charging switch circuit, 220VAC battery charging switch circuit.
Described this motor-driven-charging integrated device can utilize same set of device when Vehicle Driving Cycle, and the control motor is realized driving the regenerative braking function; When stopping, access 220VAC single phase alternating current can be realized the miniwatt of on-board high-voltage battery pack is charged at a slow speed; When stopping, access 380VAC three plase alternating current can be realized the high-power fast charge to the on-board high-voltage battery pack.
2. as claimed in claim 1 boosting (forward)/step-down (oppositely) DC/DC converting means, it is characterized in that described boosting (forward)/step-down (oppositely) DC/DC converting means, Support Capacitor, motor-driven inverter bridge, 380VAC battery charging switch circuit, 220VAC battery charging switch circuit.
Described boosting (forward)/step-down (oppositely) DC/DC converting means comprises 3 tunnel (forward)/step-down (oppositely) DC/DC circuit that boost, under the motor-driven mode of operation, be simultaneously the forward copped wave mode of operation of boosting, when motor is to be simultaneously reverse chopping depressuring mode of operation under the regenerative braking state, when being operated under the 380VAC charge mode, be reverse chopping depressuring mode of operation simultaneously, realize the high-power fast charge to the on-board high-voltage battery pack; When being operated under the 220VAC charge mode, wherein two-way buck inductance is connected in series in the 220VAC circuit, in these two inductance, produce pump by master cock power tube (IGBT) and rise electric current, raise the DC side bus voltage, simultaneously conducting the 3rd switching power tube (IGBT) in (forward)/step-down (oppositely) DC/DC converting means that boost, realization is to the at a slow speed charging of high-tension battery group.
3. a motor-driven inverter bridge structure as claimed in claim 1 or 2 is characterized in that described boosting (forward)/step-down (oppositely) DC/DC converting means, motor-driven inverter bridge, 380VAC battery charging switch circuit.
Described motor-driven inverter bridge, in the Vehicle Driving Cycle process, when motor speed is low, when both the interchange fundamental voltage effective value that needs of motor is less than 0.7 times of high-tension battery group voltage, (forward)/step-down (oppositely) DC/DC converting means that boosts is in the all-pass state, the high-tension battery group directly supplies electric drive motor work to inverter bridge, the interchange fundamental voltage effective value that needs when motor is during greater than 0.7 times of high-tension battery group voltage, (forward)/step-down (oppositely) DC/DC converting means that boosts is in the copped wave pressure-increasning state, keep exchanging fundamental voltage effective value and 0.7 times of relation of DC bus-bar voltage, both optimal modulation compared state; Under the 380VAC charge mode, by being connected of 380VAC battery charging switch circuit disjunction inverter bridge and drive motor, the 380VAC power supply is accessed, inverter bridge enters the rectification mode of operation, be corresponding direct current with the 380VAC rectification, for boosting (forward)/step-down (oppositely) DC/DC converting means reverse operation, be the charging of high-tension battery group.
4. a 380VAC battery charging switch circuit as claimed in claim 1 or 2 is characterized in that, when at Vehicle Driving Cycle, the interchange output of inverter bridge is connected with the interchange input of motor, and realization is to the driving of motor; The input that exchanges of the interchange output of disjunction inverter bridge and motor when 380VAC charges with the access of 380VAC power supply, realizes that 380VAC is to the charging of high-tension battery group.
5. 220VAC battery charging switch circuit as claimed in claim 1, it is characterized in that, when at Vehicle Driving Cycle, the output of the direct current of high-tension battery group stream is connected with two-way buck inductance in (forward)/step-down (oppositely) DC/DC converting means that boosts, and realization is to the driving of motor; The above-mentioned two-way buck of disjunction inductance connects when 220VAC charges, and it is connected with the 220VAC power supply, realizes that 220VAC is to the charging of high-tension battery group.
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| CN2012103476133A CN102935812A (en) | 2012-09-18 | 2012-09-18 | Motor driving-charging integrated device with 220 volt alternating current (VAC)/380VAC charging function |
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| CN2012103476133A CN102935812A (en) | 2012-09-18 | 2012-09-18 | Motor driving-charging integrated device with 220 volt alternating current (VAC)/380VAC charging function |
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Cited By (10)
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| CN103770658A (en) * | 2014-01-13 | 2014-05-07 | 北京理工大学 | Motor driving-DC/DC conversion-charging integrated device |
| CN103770653A (en) * | 2014-01-13 | 2014-05-07 | 北京理工大学 | Motor driving-charging integrated device with fast charging-slow charging function |
| CN106314184A (en) * | 2016-09-12 | 2017-01-11 | 山东大学 | Vehicle-mounted charging and driving integrated topological structure of electric vehicle |
| CN106585421A (en) * | 2017-01-23 | 2017-04-26 | 福建省汽车工业集团云度新能源汽车股份有限公司 | Intelligent charging device for electric car |
| CN106740152A (en) * | 2016-11-06 | 2017-05-31 | 华北电力大学 | A kind of electric automobile uses the vehicle-mounted integrated form charge-discharge circuit of shunting tap |
| CN105008174B (en) * | 2013-03-12 | 2017-10-17 | 宝马股份公司 | Charging equipment for electric vehicle |
| CN107733055A (en) * | 2017-11-29 | 2018-02-23 | 中车资阳机车有限公司 | A kind of charging system for electric hybrid vehicle vehicle mounted dynamic battery |
| CN107738589A (en) * | 2017-10-16 | 2018-02-27 | 安徽工程大学 | A kind of electric automobile drives discharge and recharge integrated apparatus |
| WO2018112686A1 (en) * | 2016-12-19 | 2018-06-28 | 上海欣锐电控技术有限公司 | Control circuit of integrated controller |
| CN110168908A (en) * | 2016-12-27 | 2019-08-23 | 株式会社开道 | Three-phase/single phase alternating current power supply corresponds to type electrical hoist |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105008174B (en) * | 2013-03-12 | 2017-10-17 | 宝马股份公司 | Charging equipment for electric vehicle |
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| CN103770653A (en) * | 2014-01-13 | 2014-05-07 | 北京理工大学 | Motor driving-charging integrated device with fast charging-slow charging function |
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| CN106740152A (en) * | 2016-11-06 | 2017-05-31 | 华北电力大学 | A kind of electric automobile uses the vehicle-mounted integrated form charge-discharge circuit of shunting tap |
| WO2018112686A1 (en) * | 2016-12-19 | 2018-06-28 | 上海欣锐电控技术有限公司 | Control circuit of integrated controller |
| CN110168908B (en) * | 2016-12-27 | 2021-05-11 | 株式会社开道 | Three-phase/single-phase AC power supply corresponding type electric hoist |
| CN110168908A (en) * | 2016-12-27 | 2019-08-23 | 株式会社开道 | Three-phase/single phase alternating current power supply corresponds to type electrical hoist |
| CN106585421A (en) * | 2017-01-23 | 2017-04-26 | 福建省汽车工业集团云度新能源汽车股份有限公司 | Intelligent charging device for electric car |
| CN106585421B (en) * | 2017-01-23 | 2019-04-05 | 福建省汽车工业集团云度新能源汽车股份有限公司 | A kind of Intelligent charging device for electric vehicles |
| CN107738589A (en) * | 2017-10-16 | 2018-02-27 | 安徽工程大学 | A kind of electric automobile drives discharge and recharge integrated apparatus |
| CN107733055A (en) * | 2017-11-29 | 2018-02-23 | 中车资阳机车有限公司 | A kind of charging system for electric hybrid vehicle vehicle mounted dynamic battery |
| CN107733055B (en) * | 2017-11-29 | 2023-10-10 | 中车资阳机车有限公司 | Charging system for vehicle-mounted power battery of oil-electricity hybrid power locomotive |
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Application publication date: 20130220 |