CN103187772B - The system that electric automobile and external electric automobile are powered - Google Patents

The system that electric automobile and external electric automobile are powered Download PDF

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Publication number
CN103187772B
CN103187772B CN201210593270.9A CN201210593270A CN103187772B CN 103187772 B CN103187772 B CN 103187772B CN 201210593270 A CN201210593270 A CN 201210593270A CN 103187772 B CN103187772 B CN 103187772B
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China
Prior art keywords
module
way
control
switch
charging
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CN201210593270.9A
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Chinese (zh)
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CN103187772A (en
Inventor
陈伟
齐阿喜
熊燕飞
廖扬
付玉
刘建
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比亚迪股份有限公司
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Priority to CN201110458395 priority Critical
Priority to CN2011104583956 priority
Priority to CN201110458395.6 priority
Priority to CN201210185660 priority
Priority to CN201210185660.2 priority
Priority to CN2012101856602 priority
Priority to CN201210214502.5 priority
Priority to CN2012102145025 priority
Priority to CN201210214502 priority
Application filed by 比亚迪股份有限公司 filed Critical 比亚迪股份有限公司
Priority to CN201210593270.9A priority patent/CN103187772B/en
Publication of CN103187772A publication Critical patent/CN103187772A/en
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Publication of CN103187772B publication Critical patent/CN103187772B/en

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries

Abstract

The present invention proposes the system that a kind of external electric automobile is powered, including: electrokinetic cell;Charging/discharging socket, described charging/discharging socket is connected with external load;Two-way DC/DC module;Two-way DC/AC module;Charge and discharge control module;Controller module, described controller module is connected with described charge and discharge control module, described controller module is for controlling described two-way DC/DC module and the voltage of described electrokinetic cell is converted to the alternating current of preset voltage value by two-way DC/AC module, and provides extremely described external load by described charge and discharge control module and described charging/discharging socket.The embodiment of the present invention can increase the function of electric automobile so that external load can be charged by electric automobile, thus adds the suitability that electric automobile uses.

Description

The system that electric automobile and external electric automobile are powered

Technical field

The present invention relates to electric vehicle engineering field, the system powered particularly to a kind of external electric automobile and a kind of electric automobile with this system outwards powered.

Background technology

Along with the development of science and technology, the electric automobile of environmental protection and energy saving is play the role replacing fuel vehicle, but universal some problems that also face of electric automobile, the highest course continuation mileage and efficiently charging technique, it has also become a great problem of electric automobile popularization.

At present, electric automobile uses jumbo battery mostly, although can improve the flying power of electric automobile, but same jumbo battery brings again charging interval long problem.Although the DC charging station of specialty can quickly be charged for battery, but the problems such as the cost of great number and bigger floor space make the universal of this infrastructure also face certain difficulty, simultaneously again due to the limited space of vehicle, onboard charger cannot be met charge power by the restriction of volume.

The charging scheme taked currently on the market has following several:

Scheme (1): as depicted in figs. 1 and 2, vehicle-mounted charge and discharge device in this scheme mainly includes 1 ', six Thyristors of three phase mains transformator composition three-phase bridge circuit 2 ', constant-pressure control device AUR and constant-current control device ACR, but program serious waste space and cost.

Scheme (2): as it is shown on figure 3, the vehicle-mounted charge and discharge device in this scheme installs two charging sockets 15 ', 16 ' for adapting to the charging of list/three-phase, add cost;Motor driving loop comprises the filtration module that inductance L1 ' and electric capacity C1 ' forms, and when motor drives, three-phase current module after filtering produces loss, is the waste to battery electric quantity;During program charge/discharge operation, inverter 13 ' carries out rectification/inversion to alternating current, and after rectification/inversion, voltage is unadjustable, is suitable for battery operating voltage narrow range.

In sum, the AC charging technology taked in the market uses individual event charging technique mostly, and this technology exists that charge power is little, charging interval length, hardware volume are relatively big, function singleness, be limited to the shortcoming such as electric pressure restriction of different regions electrical network.

Summary of the invention

The purpose of the present invention is intended at least solve one of above-mentioned technological deficiency.

To this end, it is an object of the present invention to propose the system that a kind of external electric automobile is powered, it is possible to powered by external electric automobile, thus improve the function of electric automobile.

Another object of the present invention also resides in a kind of electric automobile of proposition.

For reaching above-mentioned purpose, the system that the external electric automobile that one aspect of the present invention embodiment proposes is powered, including: electrokinetic cell;Charging/discharging socket, described charging/discharging socket is connected with external load;Two-way DC/DC module, described first DC terminal of two-way DC/DC module is connected with the other end of described electrokinetic cell, described second DC terminal of two-way DC/DC module is connected with one end of described electrokinetic cell, wherein, described first DC terminal is the input of described two-way DC/DC module and the common DC end of output;Two-way DC/AC module, described first DC terminal of two-way DC/AC module is connected with one end of described electrokinetic cell, and described second DC terminal of two-way DC/AC module is connected with the other end of described electrokinetic cell;Charge and discharge control module, one end of described charge and discharge control module is connected with the end that exchanges of described two-way DC/AC module, and the other end of described charge and discharge control module is connected with described charging/discharging socket;And controller module, described controller module is connected with described charge and discharge control module, described controller module is for controlling described two-way DC/DC module and the voltage of described electrokinetic cell is converted to the alternating current of preset voltage value by two-way DC/AC module, and provides extremely described external load by described charge and discharge control module and described charging/discharging socket.

The system that external electric automobile according to embodiments of the present invention is powered, the embodiment of the present invention can increase the function of electric automobile so that external load can be charged by electric automobile, thus adds the suitability that electric automobile uses.Additionally, by the electric automobile power supply to external load, it is possible to ensure the use motility of electric automobile, improve electric automobile effect in case of emergency.By the embodiment of the present invention, can be that household electrical appliance are powered by electric automobile, facilitate the use of user open air..

Additionally, the embodiment of another aspect of the present invention also proposed a kind of electric automobile, including the system of above-mentioned outwards power supply.

Aspect and advantage that the present invention adds will part be given in the following description, and part will become apparent from the description below, or is recognized by the practice of the present invention.

Accompanying drawing explanation

The present invention above-mentioned and/or that add aspect and advantage will be apparent from easy to understand, wherein from the following description of the accompanying drawings of embodiments:

Fig. 1 is the circuit diagram of existing a kind of vehicle-mounted charge and discharge device;

Fig. 2 is the control schematic diagram of existing a kind of vehicle-mounted charge and discharge device;

Fig. 3 is the circuit diagram of the vehicle-mounted charge and discharge device of existing another kind;

Fig. 4 is the block diagram of the system that the external electric automobile according to one embodiment of the invention is powered;

Fig. 5 is the topological diagram of the system that the external electric automobile according to one embodiment of the invention is powered;

Fig. 6 is the further block diagram of the system that the external electric automobile according to one embodiment of the invention is powered;

Fig. 7 is the block diagram of the controller module according to one embodiment of the invention;

Fig. 8 is the function decision flow chart of the system that the external electric automobile according to one embodiment of the invention is powered;

Fig. 9 is the block diagram that the system that the external electric automobile according to one embodiment of the invention is powered carries out drive and control of electric machine function;

Figure 10 is that the system charging/discharging function that the external electric automobile according to one embodiment of the invention is powered starts decision flow chart;

Figure 11 is the system powered of the external electric automobile according to one embodiment of the invention control flow chart under charge mode;

Figure 12 is the system powered of the external electric automobile according to one embodiment of the invention control flow chart at the end of charging electric vehicle;

Figure 13 is to be connected circuit diagram between the electric automobile according to one embodiment of the invention and power supply unit;

Figure 14 is the system schematic diagram being charged electric automobile in parallel of two the outside power supplies of employing according to another embodiment of the present invention;

Figure 15 is the schematic diagram of the charging/discharging socket according to one example of the present invention;

Figure 16 is the schematic diagram of the off-network band placing plug according to another example of the present invention;

Figure 17 is the structure chart of the power carrier communication system for electric automobile according to further embodiment of the present invention;

Figure 18 is the block diagram of power carrier wave communication device;

Figure 19 is that eight power carrier wave communication devices carry out the schematic diagram of communication with the corresponding device that controls;

Figure 20 is the method flow diagram that power carrier communication system carries out data receiver;And

Figure 21 is the body structure schematic diagram of the system that the external electric automobile according to a still further embodiment of the present invention is powered.

Detailed description of the invention

Embodiments of the invention are described below in detail, and the example of described embodiment is shown in the drawings, and the most same or similar label represents same or similar element or has the element of same or like function.The embodiment described below with reference to accompanying drawing is exemplary, is only used for explaining the present invention, and is not construed as limiting the claims.

Following disclosure provides many different embodiments or example for realizing the different structure of the present invention.In order to simplify disclosure of the invention, hereinafter parts and setting to specific examples are described.Certainly, they are the most merely illustrative, and are not intended to limit the present invention.Additionally, the present invention can in different examples repeat reference numerals and/or letter.This repetition is for purposes of simplicity and clarity, the relation between itself not indicating discussed various embodiment and/or arranging.Additionally, the various specific technique that the invention provides and the example of material, but those of ordinary skill in the art are it can be appreciated that the property of can be applicable to of other techniques and/or the use of other materials.Additionally, fisrt feature described below second feature it " on " structure can include that the first and second features are formed as the embodiment directly contacted, can also include that the embodiment that other feature is formed between the first and second features, such first and second features are not likely to be directly contact.

In describing the invention, it should be noted that, unless otherwise prescribed and limit, term " is installed ", " being connected ", " connection " should be interpreted broadly, such as, can be to be mechanically connected or electrical connection, can also be the connection of two element internals, can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, for the ordinary skill in the art, the concrete meaning of above-mentioned term can be understood as the case may be.

With reference to explained below and accompanying drawing, it will be clear that these and other aspects of embodiments of the invention.Describe at these and in accompanying drawing, specifically disclose some particular implementation in embodiments of the invention, representing some modes of the principle implementing embodiments of the invention, but it is to be understood that the scope of embodiments of the invention is not limited.On the contrary, all changes, amendment and the equivalent in the range of embodiments of the invention include falling into attached claims spirit and intension.

The system that the external electric automobile proposed according to embodiments of the present invention is powered and the electric automobile with this system outwards powered are described with reference to the accompanying drawings.

As shown in Figure 4, the system that the external electric automobile that one embodiment of the invention proposes is powered includes electrokinetic cell 10, charging/discharging socket 20, two-way DC/DC module 30, two-way DC/AC module 50, charge and discharge control module 70 and controller module 80.

Wherein, charging/discharging socket 20 is connected with external load (not shown in Fig. 4), and external loading is but is not limited to: electric equipment.First DC terminal a1 of two-way DC/DC module 30 is connected with the other end of electrokinetic cell 10, second DC terminal a2 of two-way DC/DC module 30 is connected with one end of electrokinetic cell 10, and the first DC terminal a1 is the common DC end that two-way DC/DC module 30 inputs and exports.First DC terminal b1 of two-way DC/AC module 50 is connected with one end of electrokinetic cell 10, and the second DC terminal b2 of two-way DC/AC module 50 is connected with the other end of electrokinetic cell 10.One end of charge and discharge control module 70 is connected with the end c that exchanges of two-way DC/AC module 50, and the other end of charge and discharge control module 70 is connected with charging/discharging socket 20.Controller module 80 is connected with charge and discharge control module 70, controller module 80 is for controlling two-way DC/DC module 30 and the voltage of electrokinetic cell 10 is converted to the alternating current of preset voltage value by two-way DC/AC module 50, and provided to external load (electrical equipment) by charge and discharge control module 70 and charging/discharging socket 20, in this example, the alternating current of preset voltage value is to be supplied to the alternating current that electrical equipment uses or charges electrical equipment.

As it is shown in figure 5, this system outwards powered also includes: connect assembly LIN, connect assembly LIN and be connected between charging/discharging socket 20 and external load.Specifically, as it is shown in figure 5, connect assembly LIN and include: charging gun interface INT1 and power interface INT2, wherein, charging gun interface INT1 is connected with charging/discharging socket 20.Power interface INT2 is connected with charging gun interface INT1, and power interface INT2 provide interface to external load.

Further in conjunction with Fig. 5, this system outwards powered may also include that driving controls switch 40 and motor control switch 60, wherein, drive the one end controlling switch 40 to be connected with one end of electrokinetic cell 10, drive the other end controlling switch 40 to be connected with the 3rd DC terminal a3 of two-way DC/DC module 30.One end of motor control switch 60 is connected with the end c that exchanges of two-way DC/AC module 50, and the other end of motor control switch 60 is connected with motor M.In one embodiment of the invention, controller module 80 controls switch 40 and motor control switch 60 is connected with driving, controller module 80 for the mode of operation that is presently according to the system of outwards power supply to drive control to switch 40 and motor control switch 60 be controlled.

Further, in an embodiment of the present invention, the mode of operation that the system of outwards power supply is presently in can include drive pattern and charge and discharge mode.When the mode of operation that the system of outwards power supply is presently in is drive pattern, controller module 80 controls to drive and controls to switch 40 Guan Bis to close two-way DC/DC module 30, and control motor control switch 60 and close with driven motor M, and control charge and discharge control module 70 and disconnect.When the mode of operation that the system of outwards power supply is presently in is charge and discharge mode, controller module 80 controls to drive and controls to switch 40 disconnections to start two-way DC/DC module 30, and control motor control switch 60 disconnect with by motor M remove, and control charge and discharge control module 70 closes, external power source is made normally to be charged for electrokinetic cell 10.First DC terminal a1 and the 3rd DC terminal a3 of two-way DC/DC module 30 are connected with the positive and negative terminal of dc bus.

In one embodiment of the invention, as shown in Figure 5, the system that external electric automobile is powered also includes the first preliminary filling control module 101, one end of first preliminary filling control module 101 is connected with one end of electrokinetic cell 10, the other end of the first preliminary filling control module 101 is connected with the second DC terminal a2 of two-way DC/DC module 30, first preliminary filling control module 101 is for being pre-charged for the electric capacity C1 in two-way DC/DC module 30 and bus capacitor C0, wherein, bus capacitor C0 is connected between the first DC terminal a1 of two-way DC/DC module 30 and the 3rd DC terminal a3 of two-way DC/DC module 30.Wherein, the first preliminary filling control module 101 includes the first resistance R1, the first switch K1 and second switch K2.One end of first resistance R1 is connected with one end of the first switch K1, the other end of the first resistance R1 is connected with one end of electrokinetic cell 10, the other end of the first switch K1 is connected with the second DC terminal a2 of two-way DC/DC module 30, first resistance R1 and first switch K1 is in parallel with second switch K2 after connecting, wherein, controller module 80 controls the first switch K1 and closes to be pre-charged the electric capacity C1 in two-way DC/DC module 30 and bus capacitor C0 when the system start-up of outwards power supply, and when the voltage of bus capacitor C0 becomes preset multiple with the voltage of electrokinetic cell 10, control the first switch K1 and disconnect control second switch K2 Guan Bi simultaneously.

As it is shown in figure 5, two-way DC/DC module 30 farther includes the first switching tube Q1, second switch pipe Q2, the first diode D1, the second diode D2, the first inductance L1 and the first electric capacity C1.Wherein, first switching tube Q1 and second switch pipe Q2 is connected in series with each other, the the first switching tube Q1 being serially connected and second switch pipe Q2 is connected between the first DC terminal a1 and the 3rd DC terminal a3 of two-way DC/DC module 30, first switching tube Q1 and the control of second switch pipe Q2 controlled device module 80, and between the first switching tube Q1 and second switch pipe Q2, there is primary nodal point A.First diode D1 and the first switching tube Q1 reverse parallel connection, the second diode D2 and second switch pipe Q2 reverse parallel connection, one end of the first inductance L1 is connected with primary nodal point A, and the other end of the first inductance L1 is connected with one end of electrokinetic cell 10.One end of first electric capacity C1 is connected with the other end of the first inductance L1, and the other end of the first electric capacity C1 is connected with the other end of electrokinetic cell 10.

In addition, in an embodiment of the present invention, as it is shown in figure 5, the system that this external electric automobile is powered also includes that leakage current cuts down module 102, leakage current is cut down module 102 and is connected between the first DC terminal a1 of two-way DC/DC module 30 and the 3rd DC terminal a3 of two-way DC/DC module 30.Specifically, leakage current is cut down module 102 and is included the second electric capacity C2 and the 3rd electric capacity C3, one end of second electric capacity C2 is connected with one end of the 3rd electric capacity C3, the other end of the second electric capacity C2 is connected with the first DC terminal a1 of two-way DC/DC module 30, the other end of the 3rd electric capacity C3 is connected with the 3rd DC terminal a3 of two-way DC/DC module 30, wherein, between the second electric capacity C2 and the 3rd electric capacity C3, there is secondary nodal point B.

It is typically due to inversion and the grid-connected system of transless isolation, generally there is the difficult point that leakage current is big.Therefore, this system outwards powered increases leakage current at dc bus positive and negative terminal and cuts down module 102, can effectively reduce leakage current.Leakage current is cut down module 102 and is comprised two with type capacitive C2 and C3, it is arranged between dc bus positive and negative terminal and three-phase alternating current midpoint potential, the high frequency electric of generation can be fed back to DC side when native system works, system aftercurrent operationally can be effectively reduced.

In one embodiment of the invention, as it is shown in figure 5, the system that this external electric automobile is powered also includes filtration module 103, filtering control module 104, EMI module 105 and the second preliminary filling control module 106.

Wherein, filtration module 103 is connected between two-way DC/AC module 50 and charge and discharge control module 70.Specifically, as shown in Figure 5, filtration module 103 includes inductance LA, LB, LC and electric capacity C4, C5, C6, and two-way DC/AC module 50 can include six IGBT, and the junction point between upper and lower two IGBT is connected with filtration module 103 and motor control switch 60 by electrical bus respectively.

As shown in Figure 5, filtering control module 104 is connected between secondary nodal point B and filtration module 103, and filtering control module 104 controlled device module 80 to control, controller module 80 controls filtering control module 104 and disconnects when the mode of operation that the system outwards powered is presently in is drive pattern.Wherein, filtering control module 104 can be that electric capacity switches relay, is made up of catalyst K10.EMI module 105 is connected between charging/discharging socket 20 and charge and discharge control module 70.

Second preliminary filling module 106 is in parallel with charge and discharge control module 70, and the second preliminary filling control module 106 is for being pre-charged electric capacity C4, C5, the C6 in filtration module 103.Wherein, the second preliminary filling control module 106 includes three the resistance R being serially connectedA、RB、RCK9 is switched with three-phase preliminary filling.

In one embodiment of the invention, as it is shown in figure 5, charge and discharge control module 70 farther includes threephase switch K8 and/or single-phase switch K7, it is used for realizing three-phase charging or single-phase charging.

That is, in an embodiment of the present invention, when the system start-up of outwards power supply, controller module 80 controls the first switch K1 and closes to be pre-charged the first electric capacity C1 in two-way DC/DC module 30 and bus capacitor C0, and when the voltage of bus capacitor C0 becomes preset multiple with the voltage of electrokinetic cell 10, control the first switch K1 and disconnect control second switch K2 Guan Bi simultaneously.So, the critical piece of battery low-temp activation technology is realized by two-way DC/DC module 30 and the Large Copacity bus capacitor C0 composition being connected directly between electrical bus i.e. dc bus, for the electric energy of electrokinetic cell 10 is charged in Large Copacity bus capacitor C0 by two-way DC/DC module 30, again the electric energy stored in Large Copacity bus capacitor C0 is filled back electrokinetic cell 10 (time i.e. to power battery charging) by two-way DC/DC module 30, make the temperature of electrokinetic cell rise to optimum working temperature scope electrokinetic cell 10 cycle charge-discharge.

When the mode of operation that the system of outwards power supply is presently in is drive pattern, controller module 80 controls to drive and controls to switch 40 Guan Bis to close two-way DC/DC module 30, and control motor control switch 60 and close with driven motor M, and control charge and discharge control module 70 and disconnect.So, the DC inverter by two-way 50 electrokinetic cells 10 of DC/AC module is alternating current and flows to motor M, it is possible to use rotation transformation decoder technique and space vector pulse width modulation (SVPWM) control algolithm control the operation of motor M.

When the mode of operation that the system of outwards power supply is presently in is charge and discharge mode, controller module 80 controls to drive and controls to switch 40 disconnections to start two-way DC/DC module 30, and control motor control switch 60 disconnect with by motor M remove, and control charge and discharge control module 70 closes, external power source such as three-phase electricity or single-phase electricity is made can be normally charged for electrokinetic cell 10 by charging/discharging socket 20.I.e. say, by detection charging connection signal, AC network electricity system and the relevant information of car load battery management, use two-way DC/AC module 50 and carry out controlled rectification function, and combine two-way DC/DC module 30, can realize single-phase the three-phase electricity charging to electrokinetic cell 10.

The system that external electric automobile according to embodiments of the present invention is powered, by increasing capacitance it is possible to increase the function of electric automobile so that external load can be charged by electric automobile, thus add the suitability that electric automobile uses.Additionally, by the electric automobile power supply to external load, it is possible to ensure the use motility of electric automobile, improve electric automobile effect in case of emergency.By the embodiment of the present invention, can be that household electrical appliance are powered by electric automobile, facilitate the use of user open air.

Additionally, in an embodiment of the present invention, as shown in Figure 6, the system that this external electric automobile is powered can also include high-tension distribution box 90, instrument 107, battery manager 108 and car load signal 109.Wherein, drive control switch 40, first to switch K1 and second switch K2 can be arranged in high-tension distribution box 90.

In one embodiment of the invention, as it is shown in fig. 7, controller module 80 includes panel 201 and drives plate 202.Wherein, the control module on panel 201 uses two high-speed digital video camera chips (DSP1 and DSP2) to be controlled.Control module on panel 201 is connected with whole vehicle information interface 203, and it is mutual mutually to carry out information.Control module on panel 201 receives the busbar voltage sampled signal of driving module output driven on plate 202, IPM protects signal and IGBT temperature sampled signal etc., and output pulse width modulation (PWM) signal is to driving module simultaneously.

Wherein, DSP1 is mainly used in controlling, and DSP2 is used for information gathering.nullSampling unit output throttle signal in DSP1、Busbar voltage sampled signal、Brake signal、DC voltage sampled signal、Current of electric Hall V phase signals、Current of electric Hall W phase signals、Charging controls current Hall U phase signals、Charging controls current Hall V phase signals、Charging controls current Hall W phase signals、DC current hall signal、Inverter voltage U phase signals、Inverter voltage V phase signals、Inverter voltage W phase signals、Line voltage U phase signals、Line voltage V phase signals、Line voltage W phase signals、Inversion U phase captures signal、Electrical network U phase captures the sampled signals such as signal,Switch control unit output motor A phase switching signal in DSP1、Motor B phase switching signal、Electrical network A phase switching signal、Electrical network B phase switching signal、Electrical network C phase switching signal、Three-phase preliminary filling switching signal and electric capacity switching relay signal etc.,Driver element output A phase PWM1 signal in DSP1、A phase PWM2 signal、B phase PWM1 signal、B phase PWM2 signal、C phase PWM1 signal、C phase PWM2 signal、DC phase PWM1 signal、DC phase PWM2 signal and IPM protection signal etc.,DSP1 also has rotation varying signal output and controls、Serial communication、Hardware protection、The functions such as CAN communication and gear control.nullSampling unit output power supply monitoring signal in DSP2、Power supply monitoring signal、Throttle 1 signal、Brake 2 signals、Throttle 2 signal、Brake 1 signal、Motor simulation temperature signal、Electricity leakage sensor signal、Heat-sink temperature signal、DC side inductor temperature sampled signal、V phase inductance temperature sampling signal、U phase inductance temperature sampling signal、W phase inductance temperature sampling signal、Electric discharge PWM voltage sampling signal、Obliquity sensor read signal、Obliquity sensor chip selection signal、IGBT temperature sampling W phase signals、IGBT temperature sampling U phase signals、IGBT temperature sampling buck phase signals、IGBT temperature sampling V phase signals、Motor temperature switching signal、List/three-phase switching switching signal etc.,Charge-discharge control unit output charge and discharge switch signal in DSP2、Sleep signal、Electric discharge pwm signal、Battery manager BMS signal、Discharge and recharge output control signal、CP signal and CC signal etc.,And DSP2 also has CAN communication、Serial Communication Function.

In sum, the system that the external electric automobile proposed in the embodiment of the present invention is powered integrates motor and drives function, wagon control function, AC charging function, grid-connected function of supplying power, off-network band to carry function, vehicle to Vehicular charging function.Further, this system outwards powered is integrated not by simple for various functional modules physical combination, but on the basis of drive and control of electric machine, by adding some peripheral components, realize the functional diversities of system, maximize and save space and cost, improve power density.

Specifically, the function of the system that external electric automobile is powered simply is described below:

1, motor drives function: is alternating current by the DC inverter of two-way 50 electrokinetic cells 10 of DC/AC module and is flowed to motor M, it is possible to use rotation transformation decoder technique and space vector pulse width modulation (SVPWM) control algolithm control the operation of motor M.

It is to say, when this system outwards powered obtains electric work, as shown in Figure 8, this systemic-function judges that flow process comprises the following steps:

S901, outwards the system of power supply obtains electric.

S902, it is judged that charging connection signal.If there being charging connection signal, then go to step S903, without then going to step 904.

S903, enters charge and discharge control flow process.In one embodiment of the invention, in addition it is also necessary to throttle, gear and brake signal are judged.When throttle be 0, gear be N shelves, parking brake, charging connection i.e. CC signal effective time (charging/discharging socket 20 connect have charging connecting device), then enter charge and discharge control flow process.

S904, enters wagon control flow process.

After step S904 enters wagon control flow process, controller module 80 controls motor control switch 60 and closes, battery manager 108 is notified by CAN communication, battery manager 108 controls high-tension distribution box 90 and C1 and C0 is carried out preliminary filling, controller module 80 detects busbar voltage 187, judge that preliminary filling is the most successful, notify after success that battery manager 108 Guan Bi drives and control switch 40, this system enters drive pattern, whole vehicle information is acquired by controller module 80 simultaneously, is processed by comprehensive descision and is driven motor M.

Carry out drive and control of electric machine function: as shown in Figure 9, controller module 80 sends pwm signal, two-way DC/AC module 50 is controlled, it is alternating current the DC inverter of electrokinetic cell 10 and flows to motor M, controller module 80 resolves rotor-position by rotary transformer, and gathers busbar voltage and motor B, C phase current makes motor M to run accurately.I.e. saying, pwm signal is adjusted by motor B, C phase current signal and the feedback information of rotary transformer that controller module 80 is sampled according to current sensor, finally makes motor M to run accurately.

So, by communication module to car load throttle, brake and gear information, it is judged that current operating condition, it is achieved the acceleration of vehicle, deceleration and energy feedback function, make car load lower safe and reliable operation under various operating modes, it is ensured that the safety of vehicle, dynamic property and ride comfort.

2, charging/discharging function

(1) charging/discharging function connection confirms and starts: as shown in Figure 10, and system charging/discharging function startup that this is outwards powered judges that flow process comprises the steps:

S1101, the i.e. charging/discharging socket physical connection of charge-discharge connecting device completes, and power supply is normal.

S1102, power supply unit detection charging signals CC connects the most normal.If it is, enter step S1103;If it is not, then return step S1102, continue detection.

S1103, whether the voltage of power supply unit detection CP test point is 9V.If it is, enter step S1106;If it does not, return step S1102, continue detection.Wherein, 9V is a default example value.

S1104, controller module detection charging signals CC connects the most normal.If it is, enter step S1105;If it is not, then return step S1104, continue detection.

S1105, drags down output charging connection signal, charging indicator light signal.

S1106, enters charging/discharging function.

As shown in figure 11, this system outwards powered control flow under charge mode comprises the steps:

S1201, it is judged that system obtain electric after start work the most completely.If it is, enter step S1202;If it is not, then return step S1201, continue to judge.

S1202, detects CC test point resistance value, determines charging connecting device capacity.

S1203, it is judged that whether CP test point detects the pwm signal of fixed duty cycle.If it is, enter step S1204;If it is not, then enter step S1205.

S1204, sends charging connection and charges normal ready message, receives BMS charging permission, charging contactor adhesive message, enters step S1206.

S1205, charging connection fault.

S1206, controller module adhesive internal switch.

S1207, it is judged that Preset Time detects in such as 1.5 seconds whether external charging equipment sends without PWM ripple.If it is, enter step S1208;If it is not, then enter step S1209.

S1208, it is judged that for outside GB charging pile, do not send PWM ripple in charging process.

S1209, sends PWM ripple to power supply unit.

S1210, it is judged that Preset Time detects exchange input in such as 3 seconds the most normal.If it is, enter step S1213;If it is not, then enter step S1211.

S1211, exchanges external charging equipment fault.

S1212, carries out abnormality processing.

S1213, enters the charging stage.

nullThat is,As shown in Figure 10 and Figure 11,After power supply unit and controller module 80 self-inspection fault-free,Charging connecting device capacity is determined according to detection CC signal resistance value,Detection CP signal determines whether to be fully connected,After charge-discharge connecting device is fully connected confirmation,Send that charging connection is normal and the ready message that charges,Battery manager 108 controls high-tension distribution box 90 and closes the first switch K1 and carry out preliminary filling,Preliminary filling disconnects K1 after completing,Adhesive second switch K2,Controller module 80 receives BMS charging and allows、Second switch K2 adhesive message,Discharge and recharge is ready,Function can be set by instrument,As follows: AC charging function (G to V)、Off-network band carries function (V to L)、Grid-connected function of supplying power (V to G) and vehicle are to Vehicular charging function (V to V).

(2) AC charging function (G to V): this system outwards powered receives instrument charging instruction, battery manager 108 allows maximum charging current, power supply unit maximum supply current and the charge-discharge connecting device i.e. rated current of charging/discharging socket 20, controller module 80 judges charging current minimum in three, automatically selects charging relevant parameter.And, the alternating currents of power supply unit conveying are sampled by this system outwards powered by line voltage sampling 183, controller module 80 calculates alternating current voltage virtual value by sampled value, ac frequency is determined by capture, judge alternating current electricity system according to magnitude of voltage and frequency, choose control parameter according to electrical network electricity system.After determining control parameter, controller module 80 controls the K9 in the second preliminary filling module 106 and the catalyst K10 adhesive in filtering control module 104, DC side bus capacitor C0 is charged, controller module 80 is sampled by the voltage of 187 pairs of bus capacitors, such as become to control again after preset multiple adhesive threephase switch K8 with the voltage of electrokinetic cell when capacitance voltage reaches the selected parameter that controls, simultaneously switch off K9.Now this system outwards powered is according to Yu Xianxuanding parameter, controller module 80 sends pwm signal, control two-way DC/AC module 50 and alternating current is carried out rectification, further according to electrokinetic cell voltage, control two-way DC/DC module 30 voltage is adjusted, finally unidirectional current is flowed to electrokinetic cell 10, in the process, the phase current that controller module 80 feeds back according to preselected target charge current and current sample 184, system to whole outside power supply carries out the electric current loop regulation of closed loop, and electrokinetic cell 10 is charged by final realization.Thus, by detection charging connection signal, AC network electricity system and the relevant information of car load battery management, use two-way DC/AC module 50 and carry out controlled rectification function, in conjunction with two-way DC/DC module 30, can realize single-phase the three-phase electricity charging to electrokinetic cell 10.

(3) off-network band carries function (V to L): this system outwards powered receives instrument V to L instruction, first determine whether that whether power battery charged state SOC is in dischargeable range, if allowing electric discharge, output electrical system is selected further according to instruction, rated current according to charge-discharge connecting device, intelligent selection output peak power output the given parameter that controls, system entrance control flow.First controller module 80 controls adhesive threephase switch K8, catalyst K10, according to cell voltage and given output voltage, send pwm signal control two-way DC/DC module 30 voltage is adjusted, flowing to 50 DC inverters of two-way DC/AC module after reaching desired value is alternating current, can directly be powered for electrical equipment by special charging socket.In the process, controller module 80 is adjusted according to voltage sample 183 feedback, it is ensured that payload security works reliably.

I.e. say, system electrification, when V to L control instruction and the output electrical system requirement of receiving instrument, detection charging connection signal and the relevant information of car load battery management, voltage according to battery carries out DC/DC voltage conversion, use two-way DC/AC module 50 and carry out ac converter function, output stabilized single phase three-phase alternating voltage.

(4) grid-connected function of supplying power (V to G): this system outwards powered receives instrument V to G instruction, first determine whether that whether electrokinetic cell SOC is in dischargeable range, if allowing electric discharge, output electrical system is selected further according to instruction, rated current according to charge-discharge connecting device, intelligent selection output peak power output the given parameter that controls, the system of outside power supply enters control flow.First controller module 80 controls adhesive threephase switch K8, catalyst K10, according to cell voltage and given output voltage, send pwm signal control two-way DC/DC module 30 voltage is adjusted, it is being alternating current through 50 DC inverters of two-way DC/AC module, the phase current fed back according to preselected discharge current desired value and current sample 184, system to whole outside power supply carries out the electric current loop regulation of closed loop, it is achieved grid-connected electric discharge.

That is, the outwards system electrification of power supply, when the V to G control instruction receiving instrument, detection charging connection signal, AC network electricity system and the relevant information of car load battery management, voltage according to battery carries out DC/DC voltage conversion, use two-way DC/AC module 50 and carry out ac converter, it is achieved single-phase three-phase vehicle to electrical network discharging function.

(5) vehicle is to Vehicular charging function (V to V): V to V function needs to use special connection plug, when the system of outwards power supply detects that charging connection signal CC is effective, and detect that its level confirms as VTOV special charging plug, wait meter command.Such as, assume that vehicle A charges to vehicle B, then vehicle A is set to discharge condition and is i.e. set to off-network band load function, vehicle B is set to AC charging state, the controller module transmission charging connection of vehicle A charges normal ready message and controls charging and discharging circuit preliminary filling to battery manager, battery manager, sends charging permission, charging contactor adhesive message to controller module after completing, this system outwards powered carries out discharging function, and sends pwm signal.After vehicle B receives charging instruction, its system detects CP signal, it is judged as that powered vehicle A is ready for ready, controller module 80 sends and connects normal message to battery manager, battery manager completes preliminary filling flow process, notification controller module after receiving instruction, the system charging of whole outside power supply is ready, start charge function (G to V), finally realize vehicle to filling function.

It is to say, system electrification, when the V to V control instruction receiving instrument, detection charging connection signal and the relevant information of car load battery management, arranging vehicle is exchange out-put supply state, simulation external charging equipment output CP semiotic function simultaneously, it is achieved interact with the vehicle of needs charging.This vehicle carries out DC/DC voltage conversion according to the voltage of battery, uses two-way DC/AC module 50 and carries out ac converter, it is achieved single-phase three-phase vehicle to vehicle to filling function.

In one embodiment of the invention, as shown in figure 12, this system outwards powered control flow at the end of charging electric vehicle comprises the steps:

S1301, power supply unit disconnects power switch, stops exchange output, enters step S1305.

S1302, controller module controls to stop charging, unloads, enters next step S1303.

S1303, has unloaded rear breaking inner switch, sends charging end message.

S1304, sends power down request.

S1305, charging terminates.

Wherein, as shown in figure 13, power supply unit 301 is by being connected with the vehicle plug 303 of electric automobile 1000 for plug 302, thus realizes being charged electric automobile 1000.Wherein, the system of the outwards power supply of electric automobile detects CP signal by test point 3 and detects CC signal by test point 4, and power supply unit detects CP signal by test point 1 and detects CC signal by test point 2.Further, after charging complete, all control to disconnect the internal switch S2 in plug 302 and vehicle plug 303.

In another embodiment of the present invention, electric automobile can also use the system parallel connection of multiple outside power supply to be charged electrokinetic cell, for example with after the system parallel connection of two outside power supplies to power battery charging, the system that two of which is outwards powered shares a controller module.

In the present embodiment, as shown in figure 14, this charging system for electric automobile includes electrokinetic cell the 10, first charging paths the 401, second charging paths 402 and controller module 80.Wherein, the first charging paths 401 and the second charging paths 402 all include charging/discharging socket 20, two-way DC/DC module 30, bus capacitor C0, two-way DC/AC module 50, filtration module 103, charge and discharge control module 70 and the second preliminary filling module 106.Further, the first charging paths 401 and the second charging paths 402 also include fuse FU.Electrokinetic cell 10 is connected with the first charging paths by the first preliminary filling control module 101, electrokinetic cell 10 is connected with the second charging paths also by the first preliminary filling control module 101, controller module 80 is connected with the first charging paths 401 and the second charging paths 402 respectively, when wherein controller module 80 is used for receiving charging signals, controls electrical network and by the first charging paths 401 and the second charging paths 402, electrokinetic cell 10 is charged respectively.

Additionally, another embodiment of the present invention also proposed the charge control method of a kind of electric vehicle, this charge control method comprises the following steps:

Step S1, controller module detects that the first charging paths is connected with power supply unit by charging/discharging socket, and when the second charging paths is connected with power supply unit by charging/discharging socket, sends charging connection signal to battery manager.

Step S2, after battery manager receives the charging connection signal that controller module sends, detects and judges that electrokinetic cell, the need of charging, when electrokinetic cell needs charging, performs next step.

Step S3, battery manager sends charging signals to controller module.

Step S4, when controller module receives charging signals, is controlled electrical network and is charged electrokinetic cell by the first charging paths and the second charging paths respectively.

Use charging system for electric automobile and the charge control method thereof of technique scheme, electrokinetic cell is charged by the first charging paths and the second charging paths respectively by controller module by controlling electrical network, the charge power making electric motor car increases, thus it is greatly shortened the charging interval, realize quick charge, save time cost.

In an embodiment of the present invention, the system compatible that above-mentioned external electric automobile is powered is in extensive range, has single-phase three-phase handoff functionality, and adapts to country variant electrical network electricity standard.

Specifically, as shown in figure 15, charging/discharging socket 20 has the function that two charging sockets (such as American Standard and Europe superscript) switch.This charging/discharging socket 20 includes single-phase charging socket 501 such as American Standard, three-phase charging socket 502 such as Europe superscript, two high voltage connector K503, K504 compositions.Single-phase charging socket 501 shares with CC, CP and PE of three-phase charging socket 502, and L, N phase line of single-phase charging socket 501 is connected by A, B of catalyst K503, K504 with three-phase charging socket 503.When controller module 80 receives single-phase discharge and recharge instruction, control contactor K503, K504 close, make A, B phase of three-phase charging socket 502 and L, N phase line conducting of single-phase charging socket 501, three-phase charging socket 502 does not uses, L, N phase line being replaced single-phase charging socket 501 by A, B phase of three-phase charging socket 502 is connected with charging plug, and controller module 80 can normally realize single-phase charge function.

Or, as shown in Figure 5, utilize standard 7 core socket, increasing single-phase switch K7 between N line and B phase line, controller module 80 receives single-phase discharge and recharge instruction, controls single-phase switch K7 adhesive, B phase line and N line is made to connect, used as L, N phase line by A, B phase, connect plug and need to use special connection plug, or its B, C phase does not make the connection plug used.

That is, in an embodiment of the present invention, outwards the system of power supply will detect the voltage of electrical network according to controller module 80, by calculating frequency and the single-phase/three-phase judging electrical network, according to calculating information and draw electricity system after, controller module 80 is according to the type of charge-discharge plug 20 and electrical network electricity system, select different control parameters, control two-way DC/AC module 50 and alternating voltage is carried out controlled rectification, two-way DC/DC module 30 carries out pressure regulation according to cell voltage to unidirectional current, finally flows to electrokinetic cell 10.

In another example of the present invention, as shown in figure 16, off-network band placing plug is two cores, three cores and the socket of four cores, is connected with charging plug, can be with output single-phase, three-phase, the electricity of four phase electricity.

Figure 17 is the structure chart of the power carrier communication system for electric automobile according to further embodiment of the present invention.

As shown in figure 17, this power carrier communication system 2000 being used for electric automobile includes multiple control device 110, vehicle electric power line 120 and multiple power carrier wave communication device 130.

Specifically, multiple control devices 110 are respectively provided with communication interface, and communication interface for example, but is not limited to: serial communication interface SCI.Vehicle electric power line 120 is powered for multiple control devices 110 and carries out communication by vehicle electric power line 120 between multiple control device 110.Multiple power carrier wave communication devices 103 and multiple control device 110 one_to_one corresponding, multiple control devices 110 are connected with corresponding power carrier wave communication device 130 by respective communication interface, it is connected by vehicle electric power line 120 between multiple power carrier wave communication devices 130, wherein, multiple power carrier wave communication devices 130 obtain carrier signal to be sent to the control device of correspondence after carrier signal being demodulated from vehicle electric power line 120, and the information that the control device receiving correspondence sends, and will send after modulates information to vehicle electric power line 120.

Shown in Figure 17, multiple control devices 110 include control device 1 to control device N(N >=2, N is integer).Corresponding multiple power carrier wave communication device 130 includes electric carrier apparatus 1 to electric carrier apparatus N.Such as, control device 1 to need to carry out communication with control device 2, then electric carrier apparatus 1 obtains from vehicle electric power line 120 and comes from the carrier signal that electric carrier apparatus 2 sends, and this carrier signal comes from control device 2, and sends to vehicle electric power line 120 after being modulated by electric carrier apparatus 2.

Wherein, as shown in figure 18, each power carrier wave communication device 130 includes bonder 131, wave filter 133, amplifier 134 and the modem 132 being sequentially connected.

Further, as shown in figure 19, such as eight power carrier wave communication device 1-8 of multiple power carrier wave communication devices are connected with gateway 300 by vehicle electric power wire harness 121,122, and each power carrier wave communication device is corresponding with a control device.Such as, power carrier wave communication device 1 is corresponding with transmission control device 111, power carrier wave communication device 2 is corresponding with engine control system 112, power carrier wave communication device 3 is corresponding with driving hanger, power carrier wave communication device 4 is corresponding with air conditioning control device 114, power carrier wave communication device 5 is corresponding with air bag 115, power carrier wave communication device 6 shows that with instrument 116 is corresponding, power carrier wave communication device 7 is corresponding with fault diagnosis 117, and power carrier wave communication device 8 is corresponding with illuminator 118.

In the present embodiment, as shown in figure 20, the method that this power carrier communication system carries out data receiver comprises the steps:

S2101, system adds and electrically activates, and system program enters the state receiving data from electric lines of force.

S2102, the correctness that has that it's too late of detected carrier signal.If it is, perform step S2103;If it is not, then perform step S2104.

S2103, starts to receive the data transmitted from electric lines of force, enters next step S2105.

S2104, detects SCI mouth, it is judged that whether SCI mouth has data.If it is, enter next step S2105;If it is not, then return step S2101.

S2105, enters data receiving state.

The power carrier communication system for electric automobile according to the present embodiment, on the basis of not increasing harness in vehicle, the data transmission between car each control system interior can be realized and share, and utilize electric lines of force as the power carrier communication of communication media, avoid building and investing new communication network, reduce manufacturing cost and maintenance difficulties.

In another embodiment of the present invention, the system that above-mentioned external electric automobile is powered uses water-cooling pattern, and as shown in figure 21, body structure layout is that the heat radiation of inductance water channel shares with IGBT water channel, well solves heat radiation and space problem.Body structure layout is divided into upper and lower two-layer, filtration module is dispelled the heat by the IGBT radiation water channel back side, make according to shapes of inductors, it is fabricated to inductance groove 601, utilize the side conduction heat of inductance groove 601, taking away heat finally by water channel 602, inductance utilizes the glue of high thermal conductivity coefficient to be fixed, and adds the mechanical strength of heat conducting power and global design.The system of the outwards power supply in the present embodiment uses water-cooling pattern to dispel the heat, and radiating effect is better than under air cooling way, Same Efficieney reducing filtration module volume, reduces the volume and weight of the overall outwards system of power supply.

Additionally, the embodiment of another aspect of the present invention also proposed a kind of electric automobile, including the system of above-mentioned outwards power supply.This electric automobile can carry out high-power charging by three-phase or single-phase electricity, facilitates user whenever and wherever possible electric automobile to be carried out quick charge, has saved time cost, meets the demand of people.

The system that external electric automobile according to embodiments of the present invention is powered, the embodiment of the present invention can increase the function of electric automobile so that external load can be charged by electric automobile, thus adds the suitability that electric automobile uses.Additionally, by the electric automobile power supply to external load, it is possible to ensure the use motility of electric automobile, improve electric automobile effect in case of emergency.By the embodiment of the present invention, can be that household electrical appliance are powered by electric automobile, facilitate the use of user open air.

In flow chart or at this, any process described otherwise above or method description are construed as, represent and include one or more module of code, fragment or part for the executable instruction of the step that realizes specific logical function or process, and the scope of the preferred embodiment of the present invention includes other realization, wherein can not be by order that is shown or that discuss, including according to involved function by basic mode simultaneously or in the opposite order, performing function, this should be understood by embodiments of the invention person of ordinary skill in the field.

Represent in flow charts or the logic described otherwise above at this and/or step, such as, it is considered the sequencing list of executable instruction for realizing logic function, may be embodied in any computer-readable medium, use for instruction execution system, device or equipment (system such as computer based system, including processor or other can be from instruction execution system, device or equipment instruction fetch the system performing instruction), or combine these instruction execution systems, device or equipment and use.For the purpose of this specification, " computer-readable medium " can be any can to comprise, store, communicate, propagate or transmission procedure for instruction execution system, device or equipment or combines these instruction execution systems, device or equipment and the device that uses.The more specifically example (non-exhaustive list) of computer-readable medium includes following: have the electrical connection section (electronic installation) of one or more wiring, portable computer diskette box (magnetic device), random access memory (RAM), read only memory (ROM), erasable edit read only memory (EPROM or flash memory), fiber device, and portable optic disk read only memory (CDROM).Additionally, computer-readable medium can even is that paper or other the suitable media that can print described program thereon, because can be such as by paper or other media be carried out optical scanning, then carry out editing, interpreting or be processed to electronically obtain described program with other suitable methods if desired, be then stored in computer storage.

Should be appreciated that each several part of the present invention can realize by hardware, software, firmware or combinations thereof.In the above-described embodiment, multiple steps or method can realize with software or the firmware that storage in memory and is performed by suitable instruction execution system.Such as, if realized with hardware, as in another embodiment, can realize by any one in following technology well known in the art or their combination: there is the discrete logic of logic gates for data signal realizes logic function, there is the special IC of suitable combination logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA) etc..

Those skilled in the art are appreciated that realizing all or part of step that above-described embodiment method carries can be by program and complete to instruct relevant hardware, described program can be stored in a kind of computer-readable recording medium, this program upon execution, including one or a combination set of the step of embodiment of the method.

Additionally, each functional unit in each embodiment of the present invention can be integrated in a processing module, it is also possible to be that unit is individually physically present, it is also possible to two or more unit are integrated in a module.Above-mentioned integrated module both can realize to use the form of hardware, it would however also be possible to employ the form of software function module realizes.If described integrated module is using the form realization of software function module and as independent production marketing or use, it is also possible to be stored in a computer read/write memory medium.

Storage medium mentioned above can be read only memory, disk or CD etc..

In the description of this specification, the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means that the specific features, structure, material or the feature that combine this embodiment or example description are contained at least one embodiment or the example of the present invention.In this manual, the schematic representation to above-mentioned term is not necessarily referring to identical embodiment or example.And, the specific features of description, structure, material or feature can combine in any one or more embodiments or example in an appropriate manner.

Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, being appreciated that and these embodiments can carry out multiple change without departing from the principles and spirit of the present invention, revise, replace and modification, the scope of the present invention is limited by claims and equivalent thereof.

Claims (16)

1. the system that an external electric automobile is powered, it is characterised in that including:
Electrokinetic cell;
Charging/discharging socket, described charging/discharging socket is connected with external load;
Two-way DC/DC module, the first DC terminal of described two-way DC/DC module and the other end of described electrokinetic cell Being connected, described second DC terminal of two-way DC/DC module is connected with one end of described electrokinetic cell, wherein, and described the One DC terminal is the input of described two-way DC/DC module and the common DC end of output;
Two-way DC/AC module, the first DC terminal of described two-way DC/AC module and one end phase of described electrokinetic cell Even, described second DC terminal of two-way DC/AC module is connected with the other end of described electrokinetic cell;
Charge and discharge control module, one end of described charge and discharge control module exchanges end phase with described two-way DC/AC module Even, the other end of described charge and discharge control module is connected with described charging/discharging socket;
Controller module, described controller module is connected with described charge and discharge control module, and described controller module is used for Control described two-way DC/DC module and the voltage of described electrokinetic cell is converted to predeterminated voltage by two-way DC/AC module The alternating current of value, and provided to described external load by described charge and discharge control module and described charging/discharging socket;With And
Leakage current cuts down module, and described leakage current is cut down module and is connected to the first DC terminal of described two-way DC/DC module With between the 3rd DC terminal of described two-way DC/DC module, described leakage current is cut down module and is included the second electric capacity and the 3rd Electric capacity, one end of described second electric capacity is connected with one end of described 3rd electric capacity, the other end of described second electric capacity and institute The first DC terminal stating two-way DC/DC module is connected, the other end of described 3rd electric capacity and described two-way DC/DC mould 3rd DC terminal of block is connected, and wherein, has secondary nodal point between described second electric capacity and the 3rd electric capacity.
2. the system that external electric automobile as claimed in claim 1 is powered, it is characterised in that also include:
Connecting assembly, described connection assembly is connected between described charging/discharging socket and external load.
3. the system that external electric automobile as claimed in claim 2 is powered, it is characterised in that described connection assembly bag Include:
Charging gun interface, described charging gun interface is connected with described charging/discharging socket;
Power interface, described power interface is connected with described charging gun interface, and described power interface is to described external load Interface is provided.
4. the system that external electric automobile as claimed in claim 3 is powered, it is characterised in that described external load is Electric equipment.
5. the system that external electric automobile as claimed in claim 1 is powered, it is characterised in that also include:
Driving and control to switch, described one end driving control switch is connected with described electrokinetic cell one end, and described driving is controlled The other end of system switch is connected with the 3rd DC terminal of described two-way DC/DC module;
Motor control switch, one end of described motor control switch is connected with the end that exchanges of described two-way DC/AC module, The other end of described motor control switch is connected with motor,
Wherein, described controller module drives control switch and motor control switch to be connected with described, described controller mould Block controls switch and motor control for the mode of operation being presently according to the system of described outside power supply to described driving Switch is controlled.
6. the system that external electric automobile as claimed in claim 5 is powered, it is characterised in that
When the mode of operation that the system of described outside power supply is presently in is drive pattern, described controller module controls Described driving controls switch and closes to close described two-way DC/DC module, and controls described motor control switch Guan Bi, And control the disconnection of described charge and discharge control module.
7. the system that external electric automobile as claimed in claim 6 is powered, it is characterised in that
When the mode of operation that the system of described outside power supply is presently in is charge and discharge mode, described controller module control Make described driving control and switch off to start described two-way DC/DC module, and control the disconnection of described motor control switch, And control described charge and discharge control module Guan Bi.
8. the system that external electric automobile as claimed in claim 5 is powered, it is characterised in that also include:
First preliminary filling control module, described one end of first preliminary filling control module is connected with one end of described electrokinetic cell, The other end of described first preliminary filling control module is connected with the second DC terminal of described two-way DC/DC module, and described first Preliminary filling control module is for being pre-charged for the electric capacity in described two-way DC/DC module and bus capacitor, wherein, Described bus capacitor is connected to the first DC terminal of described two-way DC/DC module and the of described two-way DC/DC module Between three DC terminal.
9. the system that external electric automobile as claimed in claim 8 is powered, it is characterised in that described first preliminary filling control Molding block farther includes:
First resistance and the first switch, one end of described first resistance is connected with one end of described first switch, and described the The other end of one resistance is connected with one end of described electrokinetic cell, and the other end of described first switch is two-way with described Second DC terminal of DC/DC module is connected;
Second switch, described first resistance and described first switch are in parallel with described second switch after connecting,
Wherein, described controller module controls described first switch Guan Bi with right when the system start-up of described outside power supply Electric capacity and bus capacitor in described two-way DC/DC module are pre-charged, and in the voltage of described bus capacitor and institute State the voltage of electrokinetic cell when becoming preset multiple, control described first and switch off and control described second switch Guan Bi simultaneously.
10. the system that external electric automobile as claimed in claim 5 is powered, it is characterised in that described two-way DC/DC Module farther includes:
The first switching tube being serially connected and second switch pipe, described in the first switching tube of being serially connected and second switch pipe It is connected between the first DC terminal and the 3rd DC terminal of described two-way DC/DC module, described first switching tube and second Switching tube is controlled by described controller module, wherein, has first between described first switching tube and second switch pipe Node;
First diode, described first diode and described first switching tube reverse parallel connection;
Second diode, described second diode and described second switch pipe reverse parallel connection;
First inductance, one end of described first inductance is connected with described primary nodal point, the other end of described first inductance with One end of described electrokinetic cell is connected;And
First electric capacity, one end of described first electric capacity is connected with the other end of described first inductance, described first electric capacity The other end is connected with the other end of described electrokinetic cell.
The system that 11. external electric automobile as claimed in claim 1 are powered, it is characterised in that also include:
Filtration module, described filtration module is connected between described two-way DC/AC module and described charge and discharge control module.
The system that 12. external electric automobile as claimed in claim 11 are powered, it is characterised in that also include:
Filtering control module, described filtering control module is connected between described secondary nodal point and described filtration module, institute Stating filtering control module to be controlled by described controller module, described controller module is current in the system of described outside power supply Residing mode of operation is to control described filtering control module during drive pattern to disconnect.
The system that 13. external electric automobile as claimed in claim 11 are powered, it is characterised in that also include:
EMI module, described EMI module is connected between described charging/discharging socket and charge and discharge control module.
The system that 14. external electric automobile as claimed in claim 13 are powered, it is characterised in that also include:
Second preliminary filling control module, described second preliminary filling module and described charge and discharge control wired in parallel, described second pre- Fill control module for the electric capacity in described filtration module is pre-charged,
Wherein, after entering discharge mode, described controller module controls described filtering control module Guan Bi, and controls Make described second preliminary filling control module the electric capacity in described filtration module is pre-charged, until in described filtration module The voltage of electric capacity reach predetermined threshold value, described controller module controls described second preliminary filling control module and disconnects and control Described charge and discharge control module closes.
The system that 15. external electric automobile as claimed in claim 1 are powered, it is characterised in that described charge and discharge is automatically controlled Molding block farther includes:
Threephase switch and/or single-phase switch, be used for realizing three phase discharges or single-phase electric discharge.
16. 1 kinds of electric automobiles, it is characterised in that include the external electric automobile as described in any one of claim 1-15 The system of power supply.
CN201210593270.9A 2011-12-31 2012-12-31 The system that electric automobile and external electric automobile are powered CN103187772B (en)

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Application Number Priority Date Filing Date Title
CN201110458395 2011-12-31
CN2011104583956 2011-12-31
CN201110458395.6 2011-12-31
CN2012101856602 2012-06-07
CN201210185660 2012-06-07
CN201210185660.2 2012-06-07
CN201210214502 2012-06-27
CN201210214502.5 2012-06-27
CN2012102145025 2012-06-27
CN201210593270.9A CN103187772B (en) 2011-12-31 2012-12-31 The system that electric automobile and external electric automobile are powered

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CN201210593270.9A CN103187772B (en) 2011-12-31 2012-12-31 The system that electric automobile and external electric automobile are powered

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CN103187772B true CN103187772B (en) 2016-08-17

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CN201210592442.0A CN103187771B (en) 2011-12-31 2012-12-31 Electric automobile and electric discharge device thereof
CN201210589854.9A CN103187758B (en) 2011-12-31 2012-12-31 Charging system for electric automobile and electric automobile with same
CN201210593270.9A CN103187772B (en) 2011-12-31 2012-12-31 The system that electric automobile and external electric automobile are powered
CN2012207486835U CN203120353U (en) 2011-12-31 2012-12-31 Radiator
CN201210592183.1A CN103187769B (en) 2011-12-31 2012-12-31 Electric automobile and electric discharge device thereof
CN201210592262.2A CN103187770B (en) 2011-12-31 2012-12-31 Electric automobile and charge control system
CN201210591899.XA CN103187765B (en) 2011-12-31 2012-12-31 Electric automobile and its AC charging means of communication and charging pile
CN201210593394.7A CN103182951B (en) 2011-12-31 2012-12-31 Electronlmobil and integrated control system thereof
CN201210592396.4A CN103182948B (en) 2011-12-31 2012-12-31 Electric automobile and power system capable of being switched between charge-discharge function and drive function
CN2012207486375U CN203205183U (en) 2011-12-31 2012-12-31 Inductor assembly
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CN201210591832.6A CN103182950B (en) 2011-12-31 2012-12-31 For the interlock method of Vehicular charging and traveling
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CN201210591899.XA CN103187765B (en) 2011-12-31 2012-12-31 Electric automobile and its AC charging means of communication and charging pile
CN201210593394.7A CN103182951B (en) 2011-12-31 2012-12-31 Electronlmobil and integrated control system thereof
CN201210592396.4A CN103182948B (en) 2011-12-31 2012-12-31 Electric automobile and power system capable of being switched between charge-discharge function and drive function
CN2012207486375U CN203205183U (en) 2011-12-31 2012-12-31 Inductor assembly
CN201210592162.XA CN103187767B (en) 2011-12-31 2012-12-31 Electric automobile and charging system used for electric automobile
CN201210591832.6A CN103182950B (en) 2011-12-31 2012-12-31 For the interlock method of Vehicular charging and traveling
CN201210590380.XA CN103187760B (en) 2011-12-31 2012-12-31 Electric automobile and the active bleed-off system for electric automobile
CN201210591834.5A CN103187764B (en) 2011-12-31 2012-12-31 Electric automobile and the dynamical system for electric automobile and electric machine controller
CN201210592289.1A CN103186109B (en) 2011-12-31 2012-12-31 The control system of electric automobile and there is its electric automobile
CN201210590312.3A CN103187759B (en) 2011-12-31 2012-12-31 The system mutually charged between electric automobile and charge connector
CN201210592107.0A CN103187766B (en) 2011-12-31 2012-12-31 The recognition methods processed of the electricity of external power source and device when charging electric vehicle
CN201210591806.3A CN103187761B (en) 2011-12-31 2012-12-31 Discharge system for electric automobile
CN201210591810.XA CN103187762B (en) 2011-12-31 2012-12-31 High-power charging system and control method thereof for electric automobile
CN201210592172.3A CN103187768B (en) 2011-12-31 2012-12-31 Electric automobile and discharging device thereof
CN2012105917639A CN103338140A (en) 2011-12-31 2012-12-31 Carrier wave device and carrier wave communication method and system based on electric automobile charging and discharging
CN201210591824.1A CN103187763B (en) 2011-12-31 2012-12-31 Phase sequence identification method during charging electric vehicle and phase sequence recognition device
CN201210591058.9A CN103187779B (en) 2011-12-31 2012-12-31 The charging method of electric automobile and charging device

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