CN201601198U - Vehicle-mounted hybrid and pure electrically-driven power battery charger - Google Patents
Vehicle-mounted hybrid and pure electrically-driven power battery charger Download PDFInfo
- Publication number
- CN201601198U CN201601198U CN2009202860045U CN200920286004U CN201601198U CN 201601198 U CN201601198 U CN 201601198U CN 2009202860045 U CN2009202860045 U CN 2009202860045U CN 200920286004 U CN200920286004 U CN 200920286004U CN 201601198 U CN201601198 U CN 201601198U
- Authority
- CN
- China
- Prior art keywords
- signal
- power
- power battery
- control unit
- battery charging
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Abstract
The utility model provides a vehicle-mounted hybrid and pure electrically driven power battery charger, which is applied to a hybrid or pure electrically-driven vehicle. The vehicle-mounted hybrid and pure electrically-driven power battery charger comprises a charging control unit and a soft switch circuit, wherein the output end of the charging control unit is connected with a first input end of a power supply controller; the output end of the power supply controller is connected with the input end of the soft switch circuit; and the output end of the soft switch circuit is simultaneously connected with the input end of the power battery, the second input end of the power supply controller and the input end of the charging control unit, and feeds a charging signal of the power battery back to the second input end of the power supply controller and the input end of the charging control unit. The charging control unit acquires the charging signal of the power battery to judge a work parameter of the power battery, and outputs a control signal to control the power supply controller to work; and the power supply controller controls the soft switch circuit to output the charging voltage required by the power battery.
Description
Technical field
The utility model relates generally to charging control technology field, and the hybrid power and the pure electricity that relate in particular to the used vehicular of electrokinetic cell on hybrid power or the pure electric drive automobile drive the power battery charging device.
Background technology
The current the most serious problem of generally using of fuel engines automobile is exactly a contaminated environment, and along with the enhancing of environmental consciousness, various hybrid powers or pure electric drive automobile are shown one's talent, and are popularized abroad.
Advantages such as hybrid power or pure electric drive automobile are little with its pollution, energy-conserving and environment-protective become the new developing direction of automobile industry.Hybrid vehicle, especially pure electric drive automobile is to be power with the vehicle power, travel with power wheel, itself is the pernicious gas of exhaust emission atmosphere not, and can make full use of power charge more than needed during low power consumption in night, generating equipment day and night can both be made full use of, improved its economic benefit greatly.
But the most electrokinetic cells that adopt of hybrid power or pure electric drive automobile are as energy resource system, this electrokinetic cell is different from general small-power electrokinetic cell, in charging process, electric current can be up to tens amperes, about about 300 volts, general charger can not satisfy the charging requirement in this high-power drive pond to voltage greatly; The hybrid power of vehicular and pure electricity drive the important component part of power battery charging device as power vehicle, must satisfy vehicle-mounted use, and existing charger all is subjected to certain restriction at aspects such as weight, volume, fail safes, can not satisfy vehicle-mounted requirement; And the costing an arm and a leg of electrokinetic cell, in charging process, may exist overcharge or temperature too high, just might damage the performance of electrokinetic cell, and the available dynamic battery charger can not satisfy the demand of quick charge.
The utility model content
The purpose of this utility model is to provide a kind of hybrid power of vehicular and pure electricity to drive the power battery charging device, and its volume is little, and is in light weight, and possesses electrokinetic cell state self-checking function and charging process Automatic Optimal controlled function.Can conveniently realize the requirement of the vehicle power battery charge of various different sizes.
The utility model solves above-mentioned technical problem by such technical scheme:
A kind of hybrid power of vehicular and pure electricity drive the power battery charging device, and it is connected with electrokinetic cell, is used to control the power battery charging process, and can with the communication of exterior vehicle controller signals; The hybrid power of vehicular and pure electricity drive the power battery charging device and comprise charging control unit, switch power controller and soft switch loop, and switch power controller comprises the first input end and second input;
The output of charging control unit is connected to the first input end of switch power controller;
The output of switch power controller is connected to the input in soft switch loop;
The output in soft switch loop is connected to second input of electrokinetic cell, switch power controller and the input of charging control unit, for electrokinetic cell provides charge power supply, and with the power battery charging signal feedback to second input of switch power controller and the input of charging control unit.
Charging control unit is gathered the running parameter that the power battery charging signal is judged electrokinetic cell, the work of output control signal control switching controller; Switch power controller is used for comparison control signal and power battery charging signal, realizes the feedback closed loop control of the curtage of charging process, and the output pulse control signal, controls the required charging voltage of soft switch loop outputting power battery.
As further improvement, described charging control unit comprises at least measures input circuit, procedure control unit and CAN Communication Control loop, and procedure control unit is connected with measurement input circuit and CAN Communication Control loop respectively;
Measure input circuit and link to each other, receive the power battery charging signal and send to procedure control unit with procedure control unit;
Procedure control unit comprises and measures the analog-to-digital conversion module that input circuit is connected, being used for the power battery charging conversion of signals is digital signal corresponding, and judge the current running parameter of electrokinetic cell, the output control signal corresponding is to the first input end of switch power controller;
CAN Communication Control loop is connected with procedure control unit by controller area network bus CANBUS.And realize signal and communication with the exterior vehicle controller.
As further improvement, the exterior vehicle controller also comprises vehicle-carrying display screen or keyboard, vehicle-carrying display screen is connected by controller area network bus CANBUS with the vehicle mounted dynamic battery charger with keyboard, comprises to the running parameter of vehicle-carrying display screen transmission vehicle mounted dynamic battery charger and electrokinetic cell or by keyboard running parameter is made amendment.
As further improvement, described power battery charging signal comprises charging voltage signal, charging current signal, reaches the temperature of powered cell signal.
As further improvement, comprise Hall element in the described measurement input circuit, it is connected with vehicle mounted dynamic battery charger output, to realize the isolation signals sampling from the power battery charging signal.
As further improvement, CAN Communication Control loop further comprises high speed photo coupling, can isolate carry out photoelectricity by controller area network bus CANBUS communication signal.
As further improvement, switch power controller comprises PWM controller and the driving buffer circuit that is connected with the PWM controller, PWM controller output pulse control signal is sent to soft switch loop via driving buffer circuit, makes signal avoid disturbing in transmission course.
As further improvement, the PWM controller is connected with charging control unit, and the PWM controller comprises operational amplifier and feedback circuit at least; Operational amplifier comprises positive and negative-phase input, and normal phase input end connects the control signal from charging control unit output, and negative-phase input connects the power battery charging signal from the output of vehicle mounted dynamic battery charger; Feedback circuit is connected between the output and negative-phase input of operational amplifier; Control signal that operational amplifier is relatively imported and power battery charging signal, obtain voltage deviation, obtain pulse control signal by feedback circuit, realize the feedback closed loop control of the curtage of charging process, and pulse control signal is sent to soft switch loop.
As further improvement, the PWM controller also comprises a frequency setting loop, is used to set the fixed frequency of pulse control signal output.
As further improvement, soft switch major loop comprises the DC-DC full-bridge converters of the soft switching pulse width modulated of phase shifting control, the DC-DC full-bridge converters comprises two leading-bridge field effect transistor and two lagging leg field effect transistor, realizes zero voltage switch.
Compared with prior art, the advantage that the utlity model has is:
1, hybrid power of this vehicular and pure electricity driving power battery charging device are simple in structure, and volume is little, is applicable to be powerful vehicle mounted dynamic battery charging;
2, can in the power battery charging signal is carried out feedback closed loop control, monitor current charged state at any time, shorten the charging interval, protected electrokinetic cell admirably;
3, use the PWM modulator, realize the vehicle mounted dynamic battery charging, improved the hybrid power of vehicular and the overall work frequency that pure electricity drives the power battery charging device in conjunction with soft switch technique.
Description of drawings
Fig. 1 is that the hybrid power and the pure electricity of the utility model vehicular drives power battery charging device and electrokinetic cell connection diagram.
Fig. 2 is the structural representation of the utility model charging control unit.
Fig. 3 is the structural representation of the measurement input circuit of the utility model charging control unit.
Fig. 4 is the structural representation of the utility model switch power controller.
Fig. 5 is the circuit diagram in the soft switch of the utility model loop.
Embodiment
Describe embodiment of the present utility model in detail below in conjunction with accompanying drawing.
See also Fig. 1, the charging control unit 1 that the utility model provides is arranged in the vehicle-mounted power-supply management system.Power-supply management system is used to control electrokinetic cell 4 chargings, every running parameter of monitoring electrokinetic cell 4, and the running parameter of electrokinetic cell 4 is sent to Vehicle Controller, vehicle control device comprises the keyboard that is used for the modification parameter and is used to show the Vehicular display device of running parameter.
Described power-supply management system comprises that at least the hybrid power of a vehicular and pure electricity drive a power battery charging device and an electrokinetic cell 4 that is connected with the hybrid power and the pure electricity driving power battery charging device of vehicular, and the hybrid power of vehicular and pure electricity drive charging control unit 1, switch power controller 2 and the soft switch loop 3 that the power battery charging device comprises series connection successively.Charging control unit 1 is mainly used in hybrid power and the pure electric running parameter that drives the power battery charging signal of power battery charging device output of gathering vehicular, and compare analysis, the work of output control signal control switching controller according to default standard value; Charging control unit 1 can also be sent on the vehicle-carrying display screen electrokinetic cell 4 present running parameters for reference simultaneously.The working signal output pulse control signal that switch power controller is used for comparison control signal and gathers from electrokinetic cell 4 is to realize the control to soft switch loop.
One, charging control unit
Charging control unit 1 comprises button 11, positioning indicator 12, measurement input circuit 13, procedure control unit 14, CAN Communication Control loop 15, D/A converter module 16, reaches output control module 17.Charging control unit also comprises an electric power loop (not shown), and it adopts switch multi-channel output direct stream power supply, for charging control unit provides voltage-stabilizing working power supply.
Measure input circuit 13 and be used to gather the hybrid power of switching signal and vehicular and the working signal that pure electricity drives the output of power battery charging device, and the power battery charging signal is sent to described work letter procedure control unit 14.Described power battery charging signal comprises piezoelectric voltage signal, charging current signal, electrokinetic cell 4 temperature signals and switching signal temperature of powered cell signal.
See also Fig. 2, measure input circuit 13 and comprise current-limiting resistance 31, Hall element 32 and operational amplifier 33.Hall element 32 links to each other with current-limiting resistance 31 and operational amplifier 33 respectively.
The hybrid power of vehicular and pure electricity drive the charging voltage signal of power battery charging device output, arrive in the Hall element 32 after charging current signal and electrokinetic cell 4 temperature signals process current-limiting resistance 31 current limlitings, the hybrid power of temperature of powered cell signal and vehicular and pure electricity drive the charging voltage and the charging current of power battery charging device, the sampling of realization isolation signals, and charging voltage and the charging current signal that collects sent to operational amplifier 33, the power battery charging signal that 33 pairs of operational amplifiers collect carries out power amplification, and is converted to procedure control unit 14 receivable standard signals.
As a kind of improvement, the Hall element of using in the utility model 32 adopts the Hall voltage transducer LV25 and the Hall current sensor LA25 of LEM company to gather charging voltage and electric current respectively.
Can preserve the hybrid power and the pure electric standard value that drives the power battery charging signal of power battery charging device output of the vehicular of user preset in the procedure control unit 14, also can be by the external keyboard input with the change standard value.Procedure control unit comprises an analog-to-digital conversion module that is connected with measurement input circuit 13, be used to receive from the hybrid power of switching signal or vehicular and pure electricity drives the power battery charging signal of power battery charging device output and be digital signal corresponding with above-mentioned power battery charging conversion of signals, procedure control unit by with comparison, analysis and the logical operation of preset standard value, with the running parameter of judging that electrokinetic cell 4 is current, below specify respectively:
A. ought receive switching signal, then procedure control unit 14 sends corresponding switch controlling signal.
B. ought receive charging voltage signal or charging current signal, procedure control unit 14 can and compare and analyze with indoor charging voltage of establishing and charging current these signals, obtains the voltage or the current controling signal of an electrokinetic cell 4 chargings; Perhaps electrokinetic cell 4 current charged states judged in the record that changes by a period of time charging voltage and electric current, provides correspondent voltage or current controling signal.
C. ought receive electrokinetic cell 4 temperature signals; procedure control unit 14 can compare with default temperature signal; whether temperature of powered cell signal temperature is normal, sends to be used to protect the hybrid power of vehicular and the control signal that pure electricity drives the power battery charging device.
D. in addition, procedure control unit 14 also can go out the external control signals such as time, electrokinetic cell 4 serviceabilities of electrokinetic cell 4 charging rates, electrokinetic cell 4 needs charging according to receiving different calculated signals, and sends to vehicle-carrying display screen.
CAN Communication Control loop 15 is connected with procedure control unit 14 by CANBUS (Controller Area Network, controller area network) bus.When procedure control unit 14 sends external control signal to vehicle-carrying display screen or peripheral other equipment, perhaps, when procedure control unit 14 receives the external control signal of external keyboard or the transmission of other equipment, when for example the user imports the standard value of the hybrid power of vehicular and the power battery charging signal that pure electricity drives the output of power battery charging device by keyboard, all can transmit via CAN Communication Control loop 15.CAN Communication Control loop 15 also comprises high speed photo coupling, can carry out photoelectricity to external control signal and isolate, and avoids avoiding in the signals transmission electrical Interference.
D/A converter module 16 links to each other with procedure control unit 14 by high speed SPI interface, receive the control signal that procedure control unit 14 sends, and being converted into analog control signal, analog control signal can be sent to output control module 17, also can be sent to the PWM controller simultaneously.
After output control module 17 received the analog control signal of D/A converter module 16 outputs, driving condition indicating device 12 was with hybrid power and the pure electric running parameter that drives the power battery charging device that shows vehicular.
Press the button 11, charging control unit 1 is started working, and measures input circuit 13 and gathers switching signal, charging voltage signal, charging current signal and electrokinetic cell 4 temperature signals.Procedure control unit 14 is changed, analyzes also after reading switching signal output switch control signal is lighted by the indicator light on the output control module 17 driving condition indicating devices 12 to output control module 17.
After charging voltage signal, current signal and electrokinetic cell 4 temperature signals of the hybrid power of vehicular and the output of pure electricity driving power battery charging device are isolated sampling by the current-limiting resistance 3 temperature of powered cell signal Hall elements 32 of measuring input circuit 13 to these signals, after operational amplifier 33 processing and amplifying, be converted to the procedure control unit 14 receivable signals of 0-5V.The power battery charging signal that 14 pairs of program power battery charging signaling control units receive is changed, comparison and analysis provide control signal corresponding and export switch power controller 2 to via D/A converter module 16, calculate electrokinetic cell 4 charging rates, the time that needs charging, the external control signals such as serviceability of electrokinetic cell 4 simultaneously, and output to outside vehicle-carrying display screen or other vehicle-mounted ancillary equipment by CAN Communication Control loop 6.
Two, switch power controller and soft switch loop
See also Fig. 4, described switch power controller 2 comprises PWM controller and the driving buffer circuit that is connected with the PWM controller.The PWM controller is connected with charging control unit 1, it comprises operational amplifier and feedback circuit at least, operational amplifier comprises two inputs, normal phase input end connects the analog control signal from 6 outputs of the digital to analog converter in the charging control unit 1, and negative-phase input connects from the hybrid power of vehicular and pure electric charging voltage signal or the charging current signal that drives the output of power battery charging device.Be provided with between the digital to analog converter 6 of the normal phase input end of operational amplifier and charging control unit 1 and set loop resistance R1, the negative-phase input of operational amplifier and the hybrid power of vehicular and pure electricity drive to be provided with between the output of power battery charging device and detect loop resistance R2.Feedback circuit is arranged between the output and negative-phase input of operational amplifier, comprises feedback resistance R3, R4 and feedback capacity C1, and the circuit that feedback resistance R3 and C1 are composed in series is in parallel with feedback resistance R4.
The positive of PWM controller and the analog control signal of negative-phase input and charging voltage signal or charging current signal compare, calculate voltage deviation, adopt the proportional integral FEEDBACK CONTROL to obtain pulse control signal by feedback circuit, realize the feedback closed loop control of the curtage of charging process, and pulse control signal is sent to soft switch loop 3.
Further, first timing circuit that the PWM controller also is provided with frequency setting capacitor C 5, frequency setting resistance R 5, is made up of capacitor C 6 and resistance R 6, second timing circuit of forming by capacitor C 7 and resistance R 7.
The pulse control signal of PWM controller output acquires the pulse control signal of fixed frequency by frequency setting capacitor C 5 and frequency setting resistance R 5, and obtain the delay time of leading-bridge according to first timing circuit, obtain the delay time of lagging leg according to second timing circuit.
The PWM controller sends to soft switch loop 3 with pulse control signal that obtains and the delay time that calculates by driving buffer circuit.Drive buffer circuit and be used for control voltage and high pressure between PWM controller and the field effect transistor are kept apart, to guarantee the safety of device.
See also Fig. 5, comprise four field effect transistor in the soft switch loop 3, each field effect transistor electric capacity in parallel and diode.Be leading-bridge field effect transistor T1 parallel diode D1 and capacitor C 1; Leading-bridge field effect transistor T3 parallel diode D3 and capacitor C 3, lagging leg field effect transistor T2 parallel diode D2 and capacitor C 2, lagging leg field effect transistor T4 parallel diode D4 and capacitor C 4.In addition, also comprise main transformer T, saturable reactor LK, be used for the diode D5 and the D6 of rectification, and be used for filter inductance Lf and capacitor C f.
Pulse control signal is input in the soft switch loop 33, by leading-bridge field effect transistor T1 and T3, lagging leg field effect transistor T2 and T4 obtain high-frequency ac current, constitute the loop through blocking capacitor Cb, main transformer T, saturable reactor LK, thereby the place, former limit at main transformer T produces controlled alternating current, and the electric current at the secondary place of main transformer T is through rectifier diode D5, D6, inductance L f, obtain the dc charging power supply of needs after the rectification of capacitor C f and the filtering, as the charge power supply of electrokinetic cell 4.
Output voltage is regulated by the field effect transistor that changes on leading-bridge and the lagging leg diagonal in soft switch loop 3, delay time according to leading-bridge that receives from switching power circuit 2 and lagging leg is led over phase place of lagging leg by leading-bridge, its essence is exactly to allow a certain brachium pontis be raised to supply voltage fast to discharging and recharging of shunt capacitance in utilizing resonant process or drop to null value, and make that same brachium pontis is about to open and connect diode current flow, and to make the terminal voltage of this pipe be 0.When the field effect pipe was opened, capacitance voltage in parallel was 0, because the electric current of major loop can not suddenly change, cause being connected in parallel on the diode current flow on the field effect transistor, causing this field effect transistor both end voltage when opening is 0, has realized the no-voltage conducting, i.e. zero voltage switch control; When the field effect pipe turn-offs, because the electric capacity both end voltage can not be suddenlyd change, be that no-voltage is turn-offed so turn-off, effectively overcome the too high shortcoming of field effect transistor temperature, reduce loss and interference.
The utility model adopts the DC-DC full-bridge converters of the soft switching pulse width modulated of phase shifting control in major loop, can realize the zero voltage switch of full-bridge converters, use the high-power FET of Switching Power Supply specialty chip controls full-bridge conversion, control major loop effectively by charging control circuit and realize soft switch motion, realize the FEEDBACK CONTROL of charging voltage or Current Control, make charging reach optimum efficiency.
The utility model uses the PIC18 series monolithic to be master controller in charging control unit 1, and configuration photoelectric isolation module and CAN communication module 62 make it have the CAN communication function, electrokinetic cell 4 state self-checking functions, charging process Automatic Optimal controlled function.Can before charging or in the charging, check electrokinetic cell 4, provide the optimal charge controlling value according to current electrokinetic cell 4 states, can realize several different charging methods such as Current Control, voltage control or power control, can also realize that perseverance is filled according to operating position, floating charge, tiny stream fill, all fill etc.In charging process, at any time electrokinetic cell 4 is monitored, prevent that electrokinetic cell 4 is too high or exist and to overcharge in charging process medium power battery 4 temperature, not only shortened the charging interval, and it is simple in structure, reliable operation has been simplified the supporting of system and has been improved performance.
The above only is a better embodiment of the present utility model; protection range of the present utility model does not exceed with above-mentioned execution mode; as long as the equivalence that those of ordinary skills do according to the utility model institute disclosure is modified or changed, all should include in the protection range of putting down in writing in claims.
Claims (10)
1. the hybrid power of a vehicular and pure electricity drive the power battery charging device, and it is connected with electrokinetic cell, is used to control the power battery charging process, and can with the communication of exterior vehicle controller signals; It is characterized in that: the hybrid power of vehicular and pure electricity drive the power battery charging device and comprise charging control unit, switch power controller and soft switch loop, and switch power controller comprises the first input end and second input;
The output of charging control unit is connected to the first input end of switch power controller;
The output of switch power controller is connected to the input in soft switch loop;
The output in soft switch loop is connected to the input of electrokinetic cell, second input of switch power controller and the input of charging control unit, for electrokinetic cell provides charge power supply, and with the power battery charging signal feedback to second input of switch power controller and the input of charging control unit
Charging control unit is gathered the running parameter that the power battery charging signal is judged electrokinetic cell, the work of output control signal control switching controller; Switch power controller is used for comparison control signal and power battery charging signal, realizes the feedback closed loop control of the curtage of charging process, and the output pulse control signal, controls the required charging voltage of soft switch loop outputting power battery.
2. the hybrid power of vehicular according to claim 1 and pure electricity drive the power battery charging device, it is characterized in that: described charging control unit comprises at least measures input circuit, procedure control unit and CAN Communication Control loop, and procedure control unit is connected with measurement input circuit and CAN Communication Control loop respectively;
Measure input circuit and link to each other, receive the power battery charging signal and send to procedure control unit with procedure control unit;
Procedure control unit comprises and measures the analog-to-digital conversion module that input circuit is connected, being used for the power battery charging conversion of signals is digital signal corresponding, and judge the current running parameter of electrokinetic cell, the output control signal corresponding is to the first input end of switch power controller;
CAN Communication Control loop is connected with procedure control unit by controller area network bus CANBUS, and realizes signal and communication with the exterior vehicle controller.
3. the hybrid power of vehicular according to claim 1 and 2 and pure electricity drive the power battery charging device, it is characterized in that: the exterior vehicle controller also comprises vehicle-carrying display screen or keyboard, vehicle-carrying display screen is connected by controller area network bus CANBUS with the vehicle mounted dynamic battery charger with keyboard, comprises to the running parameter of vehicle-carrying display screen transmission vehicle mounted dynamic battery charger and electrokinetic cell or by keyboard running parameter is made amendment.
4. the hybrid power of vehicular according to claim 1 and 2 and pure electricity drive the power battery charging device, it is characterized in that: described power battery charging signal comprises charging voltage signal, charging current signal, reaches the temperature of powered cell signal.
5. the hybrid power of vehicular according to claim 2 and pure electricity drive the power battery charging device, it is characterized in that: comprise Hall element in the described measurement input circuit, it is connected with vehicle mounted dynamic battery charger output, to realize the isolation signals sampling from the power battery charging signal.
6. the hybrid power of vehicular according to claim 2 and pure electricity drive the power battery charging device, it is characterized in that: CAN Communication Control loop further comprises high speed photo coupling, can isolate carry out photoelectricity by controller area network bus CANBUS communication signal.
7. the hybrid power of vehicular according to claim 1 and pure electricity drive the power battery charging device, it is characterized in that: switch power controller comprises PWM controller and the driving buffer circuit that is connected with the PWM controller, PWM controller output pulse control signal, be sent to soft switch loop via driving buffer circuit, make signal in transmission course, avoid disturbing.
8. the hybrid power of vehicular according to claim 7 and pure electricity drive the power battery charging device, and it is characterized in that: the PWM controller is connected with charging control unit, and the PWM controller comprises operational amplifier and feedback circuit at least; Operational amplifier comprises positive and negative-phase input, and normal phase input end connects the control signal from charging control unit output, and negative-phase input connects the power battery charging signal from the output of vehicle mounted dynamic battery charger; Feedback circuit is connected between the output and negative-phase input of operational amplifier; Control signal that operational amplifier is relatively imported and power battery charging signal, obtain voltage deviation, obtain pulse control signal by feedback circuit, realize the feedback closed loop control of the curtage of charging process, and pulse control signal is sent to soft switch loop.
9. the hybrid power of vehicular according to claim 8 and pure electricity drive the power battery charging device, and it is characterized in that: the PWM controller also comprises a frequency setting loop, is used to set the fixed frequency of pulse control signal output.
10. the hybrid power of vehicular according to claim 1 and pure electricity drive the power battery charging device, it is characterized in that: soft switch major loop comprises the DC-DC full-bridge converters of the soft switching pulse width modulated of phase shifting control, the DC-DC full-bridge converters comprises two leading-bridge field effect transistor and two lagging leg field effect transistor, realizes zero voltage switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202860045U CN201601198U (en) | 2009-12-22 | 2009-12-22 | Vehicle-mounted hybrid and pure electrically-driven power battery charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202860045U CN201601198U (en) | 2009-12-22 | 2009-12-22 | Vehicle-mounted hybrid and pure electrically-driven power battery charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201601198U true CN201601198U (en) | 2010-10-06 |
Family
ID=42812262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202860045U Expired - Fee Related CN201601198U (en) | 2009-12-22 | 2009-12-22 | Vehicle-mounted hybrid and pure electrically-driven power battery charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201601198U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103503292A (en) * | 2011-04-18 | 2014-01-08 | 三菱电机株式会社 | Power conversion device and in-vehicle power supply device equipped with same |
| CN105406878A (en) * | 2015-11-26 | 2016-03-16 | 杭州众传数字设备有限公司 | Voltage-adjustable frequency modulation transmitter |
| CN108016387A (en) * | 2018-01-05 | 2018-05-11 | 深圳市品川能源电气有限公司 | Electric car high-tension distribution box and electric car |
-
2009
- 2009-12-22 CN CN2009202860045U patent/CN201601198U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103503292A (en) * | 2011-04-18 | 2014-01-08 | 三菱电机株式会社 | Power conversion device and in-vehicle power supply device equipped with same |
| CN103503292B (en) * | 2011-04-18 | 2016-04-20 | 三菱电机株式会社 | Power-converting device and possess the vehicular electric power source device of this power-converting device |
| CN105406878A (en) * | 2015-11-26 | 2016-03-16 | 杭州众传数字设备有限公司 | Voltage-adjustable frequency modulation transmitter |
| CN108016387A (en) * | 2018-01-05 | 2018-05-11 | 深圳市品川能源电气有限公司 | Electric car high-tension distribution box and electric car |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102114788B (en) | Power integrated digital management system for electric vehicle | |
| CN107528375A (en) | A kind of accumulator charging and discharging state intelligent monitor system | |
| CN102638085A (en) | Intelligent storage battery charging and management device for electric vehicles | |
| CN101710722B (en) | Charging circuit and LED lamp device | |
| CN200976505Y (en) | Electric vehicle pulse fast charging machine | |
| CN201623508U (en) | Vehicle-mounted power battery charger with CAN communication function | |
| CN201601198U (en) | Vehicle-mounted hybrid and pure electrically-driven power battery charger | |
| CN202167884U (en) | Super capacitor charger for wind power pitch motor | |
| CN107508349A (en) | A kind of state-detection and control system of the special wire harness of discharge and recharge | |
| CN205791697U (en) | A kind of accumulator auto-charging and-discharging device | |
| CN201430466Y (en) | Electronic emergency power supply for emergency light | |
| CN201608559U (en) | Vehicle-mounted power battery charger having switch power supply function with soft switching technology | |
| CN204669009U (en) | A kind of electric-vehicle-mounted lithium battery charging system | |
| CN204732926U (en) | A kind of battery set charge/discharge equalizing circuit | |
| CN201656537U (en) | Accumulator charger | |
| CN202019301U (en) | Vehicular high-power DC/DC (direct current/direct current) driving power source | |
| CN201601509U (en) | Vehicle-mounted power cell charger with CAN communication function and soft switch technology | |
| CN204144993U (en) | A kind of electric automobile lithium battery charge balancing control circuit | |
| CN109842198A (en) | A kind of track plates parameter online system | |
| CN202586744U (en) | Vehicle direct current converter | |
| CN107579560A (en) | A kind of accumulator charging and discharging state detection and monitoring system | |
| CN202009259U (en) | Quick intelligent switching power supply charger | |
| CN103248212B (en) | Output voltage turning-off control method and circuit of vehicle-mounted sine wave inverter | |
| CN212784820U (en) | Storage battery power supply optimization control system for suspension type monorail vehicle | |
| CN112803767B (en) | DC/DC converter control system for charging/discharging power battery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101006 Termination date: 20111222 |