CN205141780U - Integrated charger of on -vehicle intelligence of electric automobile - Google Patents
Integrated charger of on -vehicle intelligence of electric automobile Download PDFInfo
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- CN205141780U CN205141780U CN201520673669.7U CN201520673669U CN205141780U CN 205141780 U CN205141780 U CN 205141780U CN 201520673669 U CN201520673669 U CN 201520673669U CN 205141780 U CN205141780 U CN 205141780U
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Abstract
The utility model provides an integrated charger of on -vehicle intelligence of electric automobile, belongs to traffic energy device technical field, characterized by: alternating current power supply passes through cable junction to the input of power battery charging system module, adopts to keep apart armor cable junction and organize the input that charges to power battery, power battery group output adopts cable lead -through to DCDC converter, and power battery charging system output cable is connected to another input of DCDC converter, and cable junction to on -vehicle electron battery is adopted in converter output, the power battery data adopt the cable to get into heat pipe reason and charging management module. The beneficial effects are that: having solved to accomplish the electric automobile charger and integrating miniaturized design, realized intelligent charge management, consequently improved charge efficiency, the heat loss is smaller. And draw battery electrical parameter and thermal parameter simultaneously at the charging process, realize integrating, intelligent, high efficiency and high reliability. The service life of batteries is prolonged.
Description
Technical field
The utility model belongs to transportation and energy's equipment technical field, relates to a kind of improvement of charging device of electric automobile.
Background technology
Vehicle-mounted charging device for electric vehicles refers to and is arranged on device on electric automobile, that adopt land-based AC electrical network or vehicle power to charge to battery pack, comprise Vehicular charger, vehicle-mounted charge generating set and run energy regenerating charging device, ac power cable is directly inserted in the socket of electric automobile to charging electric vehicle by it.Vehicle-mounted charging device usually use structure simple, control contact type charger easily, also can be induction electricity charger, it designs according to the kind of Vehicular accumulator cell completely, and specific aim is stronger.
The domestic product for the exploitation of pure electric automobile on-board charging system at present, being a kind of equipment aiming at the charging of car load power battery pack, using, having the power inverter of specific function when charging to power battery pack.And there is no corresponding product for the+12V charge circuit of in-vehicle electronic system power requirement, two kinds of system bulk are all very large, do not realize integrated optimization, prior art and product do not detect for electrokinetic cell parameter and charge circuit current/voltage temperature etc. in charging process, intelligent level is lower, poor stability, integrated level is not high.Current Vehicular charger and DC/DC converter are two different parts, take up room large when arrangement.
Summary of the invention
The purpose of this utility model is: provide a kind of electric automobile vehicle-mounted intelligent integrated charger, and it comprises vehicle mounted dynamic battery charging system and direct current+12VDC/DC charging integrating device.
The technical solution of the utility model is: application high frequency switching converter principle, makes electric main through a rectification and Active Power Factor Correction, produce level and smooth direct voltage, reduce the harmonic pollution to electrical network.By the control to power device in high-frequency inversion unit, make direct voltage through inversion, produce high-frequency alternating current.High-frequency alternating current, again through closed loop rectify control, reaches the object of regulation output voltage and current.
AC power is connected to the input of power battery charging system module by two power cables (1), and power battery charging system exports direct current, adopts isolation armoured cable (2) to be connected to power battery pack charging input end; Power battery pack output adopts cable I (3) to be input to DC/DC converter, and power battery charging system output cable (5) is connected to another input of DC/DC converter, and converter exports and adopts cable III (6) to be connected to vehicle electronics storage battery; Electrokinetic cell data acquisition cable II (4) enters heat management and charge management module, and feedback link adopts cable IV (7) to communicate with charging system.
The beneficial effects of the utility model are: solve and complete integrated Miniaturization Design to electric car charger, and realize intelligent charging management, therefore improve charge efficiency, thermal loss is smaller.And extract battery electrical quantity and thermal parameter in charging process simultaneously, realize integrated, intelligent, high efficiency and high reliability.Extend battery.
Accompanying drawing explanation
Fig. 1 is the utility model schematic block circuit diagram;
Fig. 2 is the utility model integrated charging circuit schematic diagram.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further:
As shown in Figure 2, wherein S is switch, Q1-Q4 forms that full-bridge circuit, D are rectifier bridges, B is transformer, C is electric capacity, L is inductance, E1 is electrokinetic cell, E2 is vehicle-mounted+12V storage battery.
As shown in Figure 1, the utility model is in the design of charging system, and adopt high frequency switch power technology, major loop is made up of rectified three-phase circuit, full-bridge circuit.Control circuit take dsp chip as core, be equipped with interface circuit, sample circuit, IGBT drive circuit etc., according to preset automatic control charging process, and automatic collection, in real time display, in batches storage and the analyzing and processing etc. of charge data (comprising battery terminal voltage, charging current and battery surface temperature etc.) can be carried out in charging process.
This charger comprises vehicle mounted dynamic battery charging system and direct current+12VDC/DC charging integrating device, and two part charge functions are integrated in a device, and major loop comprises the protected locations such as Thermal protection detection, the detection of direct current+12V charged state, overcurrent-overvoltage.In addition, the utility model is integrated with battery status information management, realizes battery status and effectively detect in charging process, ensures charging safety.
Integrated form onboard charger comprises alternating current-direct current high-voltage charger (Charger) and low-voltage direct converter (DCL) two parts, and concrete structure as shown in Figure 2.
Alternating current is after switch S 1 is isolated, and input rectifying bridge circuit, rectifier bridge adopts the specification of withstand voltage 500 volts of electric current 60A capacity, connects flat wave capacitor, forms full-bridge circuit by Q1-Q4.Brachium pontis exports high-frequency alternating current after isolation conversion transformer, exports two road high-frequency alternating currents, and the first half adopts 500V/60A Schottky rectification bridge to convert DC power supply to, is power battery charging.The latter half transformer exports and adopts 50V/10A Schottky rectification circuit output direct current to be vehicle-mounted+12V charge in batteries.
DCL loop adopts electrokinetic cell electric energy feedback to major loop input, and switch S 2-2 and S2-1 has interlock function, and namely when one of them is closed, another road disconnects, and prevent circuit self-excitation, S2-2 and S2-1 controls by S1.
Claims (1)
1. the vehicle-mounted intelligent integrated charger of electric automobile, it is characterized in that: AC power is connected to the input of power battery charging system module by two power cables (1), power battery charging system exports direct current, adopts isolation armoured cable (2) to be connected to power battery pack charging input end; Power battery pack output adopts cable I (3) to be input to DC/DC converter, and power battery charging system output cable (5) is connected to another input of DC/DC converter, and converter exports and adopts cable III (6) to be connected to vehicle electronics storage battery; Electrokinetic cell data acquisition cable II (4) enters heat management and charge management module, and feedback link adopts cable IV (7) to communicate with charging system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520673669.7U CN205141780U (en) | 2015-09-02 | 2015-09-02 | Integrated charger of on -vehicle intelligence of electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520673669.7U CN205141780U (en) | 2015-09-02 | 2015-09-02 | Integrated charger of on -vehicle intelligence of electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205141780U true CN205141780U (en) | 2016-04-06 |
Family
ID=55627532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520673669.7U Expired - Fee Related CN205141780U (en) | 2015-09-02 | 2015-09-02 | Integrated charger of on -vehicle intelligence of electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205141780U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106981913A (en) * | 2017-06-08 | 2017-07-25 | 合肥凯利科技投资有限公司 | A kind of charging type electric machine controller with DC DC functions |
| CN106981912A (en) * | 2017-06-08 | 2017-07-25 | 合肥凯利科技投资有限公司 | A kind of charging type electric machine controller with battery management function |
| CN107017821A (en) * | 2017-06-08 | 2017-08-04 | 合肥凯利科技投资有限公司 | A kind of electric machine controller with charge function |
| CN107150607A (en) * | 2017-06-08 | 2017-09-12 | 合肥凯利科技投资有限公司 | A kind of intelligent charger |
-
2015
- 2015-09-02 CN CN201520673669.7U patent/CN205141780U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106981913A (en) * | 2017-06-08 | 2017-07-25 | 合肥凯利科技投资有限公司 | A kind of charging type electric machine controller with DC DC functions |
| CN106981912A (en) * | 2017-06-08 | 2017-07-25 | 合肥凯利科技投资有限公司 | A kind of charging type electric machine controller with battery management function |
| CN107017821A (en) * | 2017-06-08 | 2017-08-04 | 合肥凯利科技投资有限公司 | A kind of electric machine controller with charge function |
| CN107150607A (en) * | 2017-06-08 | 2017-09-12 | 合肥凯利科技投资有限公司 | A kind of intelligent charger |
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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: 20160406 Termination date: 20170902 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |