CN201733126U - Charging circuit with three-phase multi-way switch and power factor compensation of electric automobile - Google Patents
Charging circuit with three-phase multi-way switch and power factor compensation of electric automobile Download PDFInfo
- Publication number
- CN201733126U CN201733126U CN201020251941XU CN201020251941U CN201733126U CN 201733126 U CN201733126 U CN 201733126U CN 201020251941X U CN201020251941X U CN 201020251941XU CN 201020251941 U CN201020251941 U CN 201020251941U CN 201733126 U CN201733126 U CN 201733126U
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- China
- Prior art keywords
- way switch
- phase multi
- charging
- electric automobile
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Abstract
The utility model relates to a charging circuit with a three-phase multi-way switch and power factor compensation of an electric automobile. The charging circuit comprises a power battery of the electric automobile and is characterized in that the output end of the power battery is connected with an IGBT (insulated gate bipolar translator) module controlled by a driving module through a main isolating IGBT; the output end of the IGBT module is connected with a motor of the electric automobile through the three-phase multi-way switch; the other output end of the three-phase multi-way switch is provided with a charging interface; the output end of the power battery is also provided with a current sensor and a battery voltage measuring apparatus, wherein the output end of the current sensor is connected with a DSP (digital signal processor) main controller; and the output end of the DSP main controller is connected with the controlled end of the three-phase multi-way switch. In the utility model, by utilizing the three-phase multi-way switch, the frequency converter of the original driving motor is used on a charging device, thus not only simplifying the circuit structure, but also being capable of effectively improving the charging property of the circuit and having excellent market value.
Description
Technical field
The utility model relates to the charging circuit of a kind of electric automobile band three-phase multi-way switch and power factor compensation.
Background technology
The electric automobile charging pile power designs is all very big at present, generally fills design soon about 30KW～300KW.And a large amount of uses of this kind equipment, electrical network is produced very big harmonic pollution, particularly power battery charging all be in the capacitive operating state, so this kind equipment all must there be active power factor compensation device.And the charger size of active power factor compensation device and power can be different because of the electrokinetic cell of different capacity, and it is very essential designing a multiplexing driving charging circuit of power factor compensation.
Summary of the invention
The purpose of this utility model provides the charging circuit of a kind of electric automobile band three-phase multi-way switch and power factor compensation.
The utility model is to realize like this, the charging circuit of a kind of electric automobile band three-phase multi-way switch and power factor compensation, the electrokinetic cell that comprises electric automobile, it is characterized in that: described electrokinetic cell output is connected with an IGBT module by driver module control through a main IGBT of isolation, and the output of described IGBT module is connected with the motor of electric automobile through three-phase multi-way switch; Another output of three-phase multi-way switch is provided with charging inlet, the output of described electrokinetic cell also is provided with current sensor and the battery voltage measurement device that output is connected with the DSP master controller, and the output of described DSP master controller is connected with the controlled end of three-phase multi-way switch.
The utility model switches by a three-phase multi-way switch; realize IGBT module and motor and the shared IGBT module of live part; simplified circuit; provide cost savings; guaranteed the reliability of power battery charging, in addition, the main IGBT of isolation of an isolation usefulness has been set between IGBT module and electrokinetic cell; effectively protect electrokinetic cell especially, prevented overvoltage.
Description of drawings
Fig. 1 is the utility model circuit connection diagram.
Embodiment
As shown in Figure 1, the utility model provides the charging circuit of a kind of electric automobile band three-phase multi-way switch and power factor compensation, the electrokinetic cell that comprises electric automobile, it is characterized in that: described electrokinetic cell output is connected with an IGBT module by driver module control through a main IGBT of isolation, and the output of described IGBT module is connected with the motor of electric automobile through three-phase multi-way switch; Another output of three-phase multi-way switch is provided with charging inlet, the output of described electrokinetic cell also is provided with current sensor and the battery voltage measurement device that output is connected with the DSP master controller, and the output of described DSP master controller is connected with the controlled end of three-phase multi-way switch.Another output of described three-phase multi-way switch is connected with charging inlet through a choking-winding, and choking-winding drives with the buck of power factor compensation here.
Please continue with reference to Fig. 1, the utility model further comprises the charging pile circuit, described charging pile circuit comprises charging panel, one output of described charging panel is connected the control switch of three-phase mains interface with one control end connects, and another output is connected with described DSP master controller through described charging inlet; The output of described control switch is connected with described charging inlet.
Specifically, when electric automobile was in running status, DSP main controller controls three-phase multi-way switch closed to motor, was moved by the vector control drive motors to the IGBT module by the DSP master controller simultaneously.The main IGBT of isolation is logical to be gone up and normal operation.
When automobile begins to charge; plug charging inlet; the charging panel of charging pile circuit closes three-phase multi-way switch to the charging pile three-phase bus by CAN bus interface circuit notice DSP master controller; measure the current value of cell voltage and current sensor senses by detecting the battery voltage measurement device simultaneously; drive the IGBT module with power factor compensation, carry out the charging control of constant current or other pattern, in charging process as occur that cell voltage reaches requirement or the charging overcurrent can disconnect the main IGBT of isolation with the protection electrokinetic cell.
Here what deserves to be mentioned is, choking-winding described in the utility model can be installed in the electric automobile, also can be installed in the charging pile, if be installed in the electric automobile, described choking-winding should be connected with three-phase multi-way switch, if be installed in the electricity stake, (as shown in Figure 1) described choking-winding should be connected with the output of control switch.
The utility model since when charging motor be disconnected in the time of can guaranteeing to charge automobile can misoperation, circuit structure is simple, has better practicability.
The above only is preferred embodiment of the present utility model, and all equalizations of being done according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (4)
1. the charging circuit of electric automobile band three-phase multi-way switch and power factor compensation, the electrokinetic cell that comprises electric automobile, it is characterized in that: described electrokinetic cell output is connected with an IGBT module by driver module control through a main IGBT of isolation, and the output of described IGBT module is connected with the motor of electric automobile through three-phase multi-way switch; Another output of three-phase multi-way switch is provided with charging inlet, the output of described electrokinetic cell also is provided with current sensor and the battery voltage measurement device that output is connected with the DSP master controller, and the output of described DSP master controller is connected with the controlled end of three-phase multi-way switch.
2. the charging circuit of electric automobile band three-phase multi-way switch according to claim 1 and power factor compensation is characterized in that: another output of described three-phase multi-way switch is connected with charging inlet through a choking-winding.
3. the charging circuit of electric automobile band three-phase multi-way switch according to claim 1 and power factor compensation, it is characterized in that: further comprise the charging pile circuit, described charging pile circuit comprises charging panel, one output of described charging panel is connected the control switch of three-phase mains interface with one control end connects, and another output is connected with described DSP master controller through described charging inlet; The output of described control switch is connected with described charging inlet.
4. the charging circuit of electric automobile band three-phase multi-way switch according to claim 3 and power factor compensation is characterized in that: the output of described control switch is connected with described charging inlet through a choking-winding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020251941XU CN201733126U (en) | 2010-07-08 | 2010-07-08 | Charging circuit with three-phase multi-way switch and power factor compensation of electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020251941XU CN201733126U (en) | 2010-07-08 | 2010-07-08 | Charging circuit with three-phase multi-way switch and power factor compensation of electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201733126U true CN201733126U (en) | 2011-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020251941XU Expired - Fee Related CN201733126U (en) | 2010-07-08 | 2010-07-08 | Charging circuit with three-phase multi-way switch and power factor compensation of electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201733126U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101867212A (en) * | 2010-07-08 | 2010-10-20 | 福州欣联达电子科技有限公司 | Charging circuit with three-phase multi-way switch and power factor compensation of electric automobile |
| CN104578281A (en) * | 2014-12-26 | 2015-04-29 | 柳州五菱汽车有限责任公司 | Electric car charging control method, as well as motor drive system and control circuit thereof |
-
2010
- 2010-07-08 CN CN201020251941XU patent/CN201733126U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101867212A (en) * | 2010-07-08 | 2010-10-20 | 福州欣联达电子科技有限公司 | Charging circuit with three-phase multi-way switch and power factor compensation of electric automobile |
| CN104578281A (en) * | 2014-12-26 | 2015-04-29 | 柳州五菱汽车有限责任公司 | Electric car charging control method, as well as motor drive system and control circuit thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110202 Termination date: 20170708 |
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| CF01 | Termination of patent right due to non-payment of annual fee |