CN103042944A - Electric automobile driver - Google Patents
Electric automobile driver Download PDFInfo
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- CN103042944A CN103042944A CN2012105457419A CN201210545741A CN103042944A CN 103042944 A CN103042944 A CN 103042944A CN 2012105457419 A CN2012105457419 A CN 2012105457419A CN 201210545741 A CN201210545741 A CN 201210545741A CN 103042944 A CN103042944 A CN 103042944A
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- automobile driver
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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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Abstract
The invention discloses an electric automobile driver. The electric automobile comprises an electric motor (12) and a storage battery pack (11), wherein a Z source bidirectional DC/AC (Direct Current/Alternating Current) converter (1) is arranged on a circuit of the storage battery pack (11) leading to the electric motor (12); and the Z source bidirectional DC/AC converter (1) on the circuit is respectively provided with a switch tube (2), an Z source network (3) and a three-phase bridge type inverter circuit (4) according to a sequence from the storage battery pack (11) to the electric motor. According to the technical scheme mentioned above, the electric automobile driver, disclosed by the invention, has the advantages of improving dynamic performances of the electric automobile when the storage battery pack is at a low voltage or the voltage of the storage battery pack drops suddenly, increasing efficiency of a driving system and an electric energy utilization rate of the storage battery pack, improving continuous driving capability of the electric automobile, efficiently removing AC voltage distortion and harmonic waves, improving anti-interference capability of the system, realizing first-level DC/AC conversion, obtaining a simple circuit structure and reducing design cost and production cost.
Description
Technical field
The invention belongs to the technical field of electronlmobil.Specifically, the present invention relates to a kind of permagnetic synchronous motor electrical automobile driver.
Background technology
Entered since 21st century, along with improving constantly of energy-conservation and environmental demands, ev industry is just flourish.Because electronlmobil exists flying power relatively poor at present, storage battery system can be created in the problems such as voltage fluctuation in a big way, has directly affected the vehicle performance of electronlmobil, thereby has hindered the electric automobile market process.Under existing battery technology condition, the design of electrical automobile driver then becomes the key that addresses the above problem.
At present, electric automobile motor drive system mainly adopts the Two Stages structure of DC-DC changer and the cascade of voltage-type DC/AC inverter.There is following limitation in this technology: energy conversion efficiency is not high; When the rapid drawdown of battery pack output voltage, easily produce voltage fluctuation, affect the reliability of electronlmobil performance; Course continuation mileage is lower; Cost is higher.
Summary of the invention
The invention provides a kind of electrical automobile driver, its objective is the structure of simplifying electrical automobile driver, improve energy conversion efficiency.
To achieve these goals, the technical scheme taked of the present invention is:
Electrical automobile driver provided by the present invention, described electronlmobil comprises electrical motor, battery pack, leads at described battery pack on the circuit of electrical motor, is provided with the two-way DC/AC changer in Z source; On this circuit, the two-way DC/AC changer in described Z source is respectively equipped with switching valve, Z source network and three-phase inverter bridge circuit according to the order from battery pack to electrical motor.
Described electrical automobile driver is provided with main control circuit module and interface module; Described electrical automobile driver also was respectively equipped with/under-voltage signal output module, switch tube driving circuit, three-phase inversion driving circuit, voltage detection module, current detection module.
Described battery pack is connected with mistake/under-voltage signal output module.
Described switch tube driving circuit is connected with described switching valve.
Described three-phase inversion driving circuit is connected with described three-phase inverter bridge circuit.
Described voltage detection module is connected with the input end of described Z source network, the mouth of three-phase inverter bridge circuit respectively.
Described current detection module be connected with the input end of described Z source network, the mouth of three-phase inverter bridge circuit respectively.
Described mistake/under-voltage signal output module, switch tube driving circuit, three-phase inversion driving circuit, voltage detection module and current detection module are respectively by described interface module and main control circuit module.
Described electrical motor is connected with the main control circuit module.
Described switching valve is power IGBT pipe; Described Z source network intersects to form X-shaped by two Capacitance parallel connection circuit, is connected with the two ends of two inductance respectively again; Three groups of brachium pontis are comprised of six high-power IGBT pipes and flywheel diode in the described three-phase inverter bridge circuit, and it drives energizing signal and adopts the SVPWM control device to produce.
Described main control circuit module adopts the DSP digital signal processor.
Described electrical motor is permagnetic synchronous motor.
The present invention adopts technique scheme, improves the tractive performance of electronlmobil when battery pack low voltage or voltage dip, improves efficient and the battery pack utilization rate of electrical of drive system; Realize energy in bidirectional flow by the two-way DC/AC changer in Z source, the energy that produces during with braking and descending reclaims, and is transported to battery pack, improves electronlmobil driving ability; Effectively eliminate alternating voltage distortion and harmonic wave, improve the antijamming capability of system; The Two Stages circuit structure of DC/DC changer and voltage source inverter cascade in the simplification prior art is realized one-level DC/AC conversion, and circuit structure is simple, can reduce design and productive costs.
Description of drawings
The below is briefly described the expressed content of each width of cloth accompanying drawing of this specification sheets and the mark among the figure:
Fig. 1 is block diagram of the present invention.
Fig. 2 is Z source two-way DC/AC converter circuit figure.
Be labeled as among Fig. 1:
1, the two-way DC/AC changer in Z source, 2, switching valve, 3, the Z source network, 4, three-phase inverter bridge circuit, 5, switch tube driving circuit, 6, the three-phase bridge type inverse driving circuit, 7, voltage detection module, 8, current detection module, 9, interface module, 10, the main control circuit module, 11, battery pack, 12, electrical motor, 13, mistake/under-voltage signal detection module.
The specific embodiment
The below contrasts accompanying drawing, and the description by to embodiment is described in further detail the specific embodiment of the present invention, to help those skilled in the art inventive concept of the present invention, technical scheme is had more complete, accurate and deep understanding.
The of the present invention structure expressed such as Fig. 1, Fig. 2 is a kind of electrical automobile driver, and described electronlmobil comprises electrical motor 12, battery pack 11.
In order to solve the problem that prior art exists and to overcome its defective, realize simplifying the structure of electrical automobile driver, improve the goal of the invention of energy conversion efficiency, the technical scheme that the present invention takes is:
As shown in Figure 1, electrical automobile driver provided by the present invention leads on the circuit of electrical motor 12 at described battery pack 11, is provided with the two-way DC/AC changer 1 in Z source; On this circuit, the two-way DC/AC changer 1 in described Z source is respectively equipped with switching valve 2, Z source network 3 and three-phase inverter bridge circuit 4 according to 12 the order from battery pack 11 to electrical motor.
Technique scheme overcome that present electrical automobile driver structure is comparatively complicated, energy conversion efficiency is not high, the unstable and more high defective of cost of serviceability when battery pack low voltage and voltage dip.The present invention compared with prior art, its beneficial effect is:
1, improves the tractive performance of electronlmobil when battery pack low voltage or voltage dip, improve efficient and the battery pack utilization rate of electrical of drive system.
2, realize energy in bidirectional flow by the two-way DC/AC changer in Z source, the energy that produces during with braking and descending reclaims, and is transported to battery pack, improves electronlmobil driving ability.
3, effectively eliminate alternating voltage distortion and harmonic wave, improve the antijamming capability of system.
4, simplify the Two Stages circuit structure of original DC/DC changer and voltage source inverter cascade, realize one-level DC/AC conversion, circuit structure is simple, can reduce design and productive costs.
Described electrical automobile driver is provided with main control circuit module 10 and interface module 9; Described electrical automobile driver also was respectively equipped with/under-voltage signal output module 13, switch tube driving circuit 5, three-phase inversion driving circuit 6, voltage detection module 7, current detection module 8.
Described battery pack 11 is connected with mistake/under-voltage signal output module 13.
Described switch tube driving circuit 5 is connected with described switching valve 2.
Described three-phase inversion driving circuit 6 is connected with described three-phase inverter bridge circuit 4.
Described voltage detection module 7 is connected with the input end of described Z source network 3, the mouth of three-phase inverter bridge circuit 4 respectively.
Described current detection module 8 be connected with the input end of described Z source network 3, the mouth of three-phase inverter bridge circuit 4 respectively.
Described mistake/under-voltage signal output module 13, switch tube driving circuit 5, three-phase inversion driving circuit 6, voltage detection module 7 and current detection module 8 are respectively by described interface module 9 and main control circuit module 10.
Described electrical motor 12 is connected with main control circuit module 10.
Described main control circuit module 10 adopts the DSP digital signal processor.
Described electrical motor 12 is permagnetic synchronous motor.
As shown in Figure 1, the direct current (DC) that so just storage battery is provided changes alternating current into through the two-way DC/AC changer 1 in described Z source, uses thereby can offer electrical motor 12.
As shown in Figure 2:
Described switching valve 2 is power IGBT pipe; Described Z source network 3 intersects to form X-shaped by two Capacitance parallel connection circuit, is connected with the two ends of two inductance respectively again; Three groups of brachium pontis are comprised of six high-power IGBT pipes and flywheel diode in the described three-phase inverter bridge circuit 4, and it drives energizing signal and adopts the SVPWM control device to produce.
As shown in Figure 2, Z source two-way DC/AC converter circuit structure: capacitor C 1 is in parallel with capacitor C 42, and capacitor C 2 is in parallel with capacitor C 43; Two circuit parallel decussates consist of the Z source network with inductance L 1, inductance L 2 respectively.The connecting valve pipe 2 successively, and Z source network 3 and voltage-type three-phase inverter bridge circuit 4 namely form the two-way DC/AC changer 1 in Z source.
The two-way DC/AC changer 1 in described Z source has two kinds of mode of operations:
Non-pass-through state and pass-through state.Switching valve Q7 conducting under non-pass-through state is turn-offed under pass-through state, abnormal operating state can not occur to guarantee whole actuator.
When described three bridge inverter main circuits are operated in normal inverter mode, namely under the non-pass-through state, circuit directly with the battery pack vdc through inversion output three plase alternating current, directly offer electrical motor.
When described three bridge inverter main circuits are operated in pass-through state, be easy to realize to improve the function of boosting like this voltage of direct current (DC) pressure side, thereby regulate the output voltage of three-phase inverter bridge circuit by controlling straight-through dutycycle.
The specificity analysis of the two-way DC/AC changer 1 in Z source:
The two-way DC/AC changer 1 in described Z source has the energy in bidirectional flow characteristic.Energy flows to AC end process from the DC end: the vdc of battery pack 11 is through switching valve Q7, Z source network 3, three-phase inverter bridge circuit 4, and exportable three-phase alternating voltage drives load motor 12.Otherwise, energy flow to DC end process from the AC end: former three-phase inverter bridge circuit 4 mouths are as input end, IGBT pipe cut-off in the control three-phase inverter bridge circuit 4, three plase alternating current carries out biphase rectification through rectified three-phase circuit, through 3 filtering of Z source network, the master cock pipe disconnects, and utilizes internal body diodes to realize copped wave, output dc voltage.Because described three-phase inverter bridge circuit does not have Dead Time, therefore can also improve the output characteristic of system.
Principle of work of the present invention:
In structure of the present invention, battery pack 11 connects the two-way DC/AC changer 1 in Z source, is connected with electrical motor 12 again.Switch tube driving circuit 5 mouths are connected with switching valve 2, according to the conducting and the shutoff that drive Signal-controlled switch pipe 2; Three-phase inversion driving circuit 6 is connected with three-phase inverter bridge circuit 4.According to systematic control algorithm, receive the SVPWM driving signal that main control module 10 produces by interface module 9, IGBT conducting and shutoff in the control three-phase inverter bridge circuit 4 realize inversion, the straight-through state that waits.Whether voltage detection module 7 is connected with the input end of Z source network 3, the mouth of three-phase inverter bridge circuit 4 respectively, normal for detection of the three-phase alternating voltage of the operating voltage of Z source network 3 and output, and as the reference of regulation output voltage.Current detection module 8 is connected with the input end of Z source network 3, the mouth of three-phase inverter bridge circuit 4, whether normally is responsible for detection Z source network 3 working currents and electrical motor 12 working currents, and is used as the reference of regulation output electric current.Cross/brownout signal detection module 13 input ends are connected with battery pack 13, and whether monitoring battery pack output voltage mistake/under-voltage.Switch tube driving circuit 5, three-phase inversion driving circuit 6, voltage detection module 7, current detection module 8, mistake/brownout signal detection module 13 are connected with main control module 10 by interface module 9 respectively, realize the transmission of detection signal and control signal.Electrical motor 12 is connected with main control circuit module 10.The feedback signal of detection signal and electrical motor 12 when main control module 10 receives, and according to fixed control algorithm and the control policy correction driving signal to switching valve 2 and three-phase inverter bridge circuit 4, to guarantee that electrical motor 12 is operated in the range of nominal tension, electrical automobile driver can be worked.
Under the normal motoring condition of electronlmobil, when three-phase inverter bridge circuit 4 is operated in non-pass-through state, 2 conductings of master cock pipe; When pass-through state, master cock pipe 2 turn-offs.Operating voltage, the electric current of voltage detection module 7, current detection module 8 and mistake/under-voltage signal detection module 13 monitoring driving devices.If main control circuit 10 receives monitor signal in normal range, then keep former SVPWM wave mode output, make the two-way DC/AC changer in Z source according to original control policy work; When if main control module 10 receives battery pack 11 voltage generation rapid drawdown signal, then adjust the SVPWM wave mode, utilize the characteristic of boosting of the two-way DC/AC inverter in Z source, improve the voltage of three-phase inverter bridge circuit vdc one side, thereby the three plase alternating current of regulation output is pressed in the range of nominal tension, thereby makes electrical motor 12 stable operations.
When electronlmobil is in braking mode, electrical motor 12 is in the electrical generator state, adjust the SVPWM output wave shape by main control module 10,6 IGBT pipe place off states of control three-phase inverter bridge circuit, master cock pipe 2 turn-offs simultaneously, the three-phase alternating voltage that braking energy produces is reverse by three-phase inverter bridge circuit 4, namely pass through three phase full wave rectification, the again lc circuit filtering in Z source network 3, through switching valve 2 internal body diodes copped waves, DC voltage control in battery pack 11 acceptable scopes, is input in the battery pack 11 and charges.
The above has carried out exemplary description to the present invention by reference to the accompanying drawings; obviously specific implementation of the present invention is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present invention design and technical scheme carry out; or without improving design of the present invention and technical scheme are directly applied to other occasion, all within protection scope of the present invention.
Claims (10)
1. electrical automobile driver, described electronlmobil comprises electrical motor (12), battery pack (11), it is characterized in that: lead on the circuit of electrical motor (12) at described battery pack (11), be provided with the two-way DC/AC changer in Z source (1); On this circuit, the two-way DC/AC changer in described Z source (1) is respectively equipped with switching valve (2), Z source network (3) and three-phase inverter bridge circuit (4) according to the order from battery pack (11) to electrical motor (12).
2. according to electrical automobile driver claimed in claim 1, it is characterized in that: described electrical automobile driver was provided with/under-voltage signal output module (13), main control circuit module (10) and interface module (9); Described battery pack (11) is connected with mistake/under-voltage signal output module (13), and described mistake/under-voltage signal output module (13) is by described interface module (9) and main control circuit module (10).
3. according to electrical automobile driver claimed in claim 1, it is characterized in that: described electrical automobile driver is provided with switch tube driving circuit (5), main control circuit module (10) and interface module (9); Described switch tube driving circuit (5) is connected with described switching valve (2); Described switch tube driving circuit (5) is by described interface module (9) and main control circuit module (10).
4. according to electrical automobile driver claimed in claim 1, it is characterized in that: described electrical automobile driver is provided with three-phase inversion driving circuit (6), main control circuit module (10) and interface module (9); Described three-phase inversion driving circuit (6) is connected with described three-phase inverter bridge circuit (4); Described three-phase inversion driving circuit (6) is by described interface module (9) and main control circuit module (10).
5. according to electrical automobile driver claimed in claim 1, it is characterized in that: described electrical automobile driver is provided with voltage detection module (7), main control circuit module (10) and interface module (9); Described voltage detection module (7) is connected with the input end of described Z source network (3), the mouth of three-phase inverter bridge circuit (4) respectively; Described voltage detection module (7) is by described interface module (9) and main control circuit module (10).
6. according to electrical automobile driver claimed in claim 1, it is characterized in that: described electrical automobile driver is provided with current detection module (8), main control circuit module (10) and interface module (9); Described current detection module (8) be connected with the input end of described Z source network (3), the mouth of three-phase inverter bridge circuit (4) respectively; Described current detection module (8) is by described interface module (9) and main control circuit module (10).
7. according to electrical automobile driver claimed in claim 1, it is characterized in that: described electrical automobile driver is provided with main control circuit module (10); Described electrical motor (12) is connected with main control circuit module (10).
8. according to each described electrical automobile driver in the claim 1 to 7, it is characterized in that: described switching valve (2) is power IGBT pipe; Described Z source network (3) intersects to form X-shaped by two Capacitance parallel connection circuit, is connected with the two ends of two inductance respectively again; Three groups of brachium pontis are comprised of six high-power IGBT pipes and flywheel diode in the described three-phase inverter bridge circuit (4), and it drives energizing signal and adopts the SVPWM control device to produce.
9. according to each described electrical automobile driver in the claim 1 to 7, it is characterized in that: described main control circuit module (10) adopts the DSP digital signal processor.
10. according to each described electrical automobile driver in the claim 1 to 7, it is characterized in that: described electrical motor (12) is permagnetic synchronous motor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210545741.9A CN103042944B (en) | 2012-12-15 | 2012-12-15 | A kind of electrical automobile driver |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210545741.9A CN103042944B (en) | 2012-12-15 | 2012-12-15 | A kind of electrical automobile driver |
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| CN103042944B CN103042944B (en) | 2015-11-18 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103640489A (en) * | 2013-12-18 | 2014-03-19 | 电子科技大学 | Drive device of electric automobile |
| CN104579110A (en) * | 2014-09-25 | 2015-04-29 | 湖南大学 | Variable-frequency speed regulation system and method of high-speed permanent magnet motor |
| CN110239349A (en) * | 2019-06-27 | 2019-09-17 | 浙江吉利控股集团有限公司 | A kind of method and system of hybrid electric vehicle false alarm prevention |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1852021A (en) * | 2006-05-26 | 2006-10-25 | 南京航空航天大学 | L-source inventer |
| CN101267168A (en) * | 2008-01-18 | 2008-09-17 | 南京航空航天大学 | Z source reverser and soft start method |
| CN101645615A (en) * | 2009-09-08 | 2010-02-10 | 国网电力科学研究院武汉南瑞有限责任公司 | Wind and solar hybrid generating system based on Z source |
| CN101710797A (en) * | 2009-12-07 | 2010-05-19 | 哈尔滨工业大学 | Current forecasting dead-beat control method of Z source type interconnected inverter and control device thereof |
| CN102223095A (en) * | 2011-06-21 | 2011-10-19 | 哈尔滨工业大学（威海） | High-gain Z-source inverter |
| CN203032409U (en) * | 2012-12-15 | 2013-07-03 | 安徽工程大学 | Electric car actuator |
-
2012
- 2012-12-15 CN CN201210545741.9A patent/CN103042944B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1852021A (en) * | 2006-05-26 | 2006-10-25 | 南京航空航天大学 | L-source inventer |
| CN101267168A (en) * | 2008-01-18 | 2008-09-17 | 南京航空航天大学 | Z source reverser and soft start method |
| CN101645615A (en) * | 2009-09-08 | 2010-02-10 | 国网电力科学研究院武汉南瑞有限责任公司 | Wind and solar hybrid generating system based on Z source |
| CN101710797A (en) * | 2009-12-07 | 2010-05-19 | 哈尔滨工业大学 | Current forecasting dead-beat control method of Z source type interconnected inverter and control device thereof |
| CN102223095A (en) * | 2011-06-21 | 2011-10-19 | 哈尔滨工业大学（威海） | High-gain Z-source inverter |
| CN203032409U (en) * | 2012-12-15 | 2013-07-03 | 安徽工程大学 | Electric car actuator |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103640489A (en) * | 2013-12-18 | 2014-03-19 | 电子科技大学 | Drive device of electric automobile |
| CN104579110A (en) * | 2014-09-25 | 2015-04-29 | 湖南大学 | Variable-frequency speed regulation system and method of high-speed permanent magnet motor |
| CN104579110B (en) * | 2014-09-25 | 2018-03-09 | 湖南大学 | A kind of high-speed permanent magnet motor frequency conversion speed-adjusting system and method |
| CN110239349A (en) * | 2019-06-27 | 2019-09-17 | 浙江吉利控股集团有限公司 | A kind of method and system of hybrid electric vehicle false alarm prevention |
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Effective date of registration: 20170425 Address after: 334100, Shangrao economic and Technological Development Zone, Jiangxi, far Springs Road, No. 3 Patentee after: HANTENG AUTOMOBILE CO., LTD. Address before: Anhui Engineering University Technology Transfer Center of the Yangtze River Road 241000 in Anhui province Wuhu city Yijiang District No. 83 Branch Center Patentee before: Anhui Polytechnic University |
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