CN103186109B - The control system of electric automobile and there is its electric automobile - Google Patents

Abstract

The present invention proposes the control system of a kind of electric automobile, including: multiple decision signal sampling modules, it is used for multiple decision signal of sampling；Multiple auxiliary signal sampling modules, are used for multiple auxiliary signal of sampling；The auxiliary control chip being connected with multiple auxiliary signal sampling modules, auxiliary control chip generates supplementary reference signal according to multiple auxiliary signals；The Master control chip being connected with multiple decision signal sampling modules and auxiliary control chip, for making a policy instruction according to multiple decision signal and supplementary reference signal.The control system of the present invention has process and contains much information, and the separately work of Master control chip and auxiliary control chip, raising processes the efficiency of information, and ensure that the safe and reliable of operation.The invention allows for a kind of electric automobile.

Description

The control system of electric automobile and there is its electric automobile

Technical field

The present invention relates to electric vehicle engineering field, particularly to the control system of a kind of electric automobile and the electricity with it Electrical automobile.

Background technology

General conventional motors controller uses single DSP control mode, and the resource that its main cause is used needed for being is less: I/O signal and the AD signal of its controlling of sampling are less, and single DSP the most just has suitable rich in natural resources, nothing Two CSTR need to be used be controlled.

Traditional single dsp controller following signal of collection: current of electric hall signal, bus d. c. voltage signal, oil Door brake signal, parking brake service brake, high-voltage interlocking, uncovering power-off, rotation varying signal, CAN communication, obliquity sensor letter Number, IGBT temperature signal, motor temperature signal, gear signal, storage chip and some other auxiliary signal etc..

At present for the most existing electric automobile, its charging modes must have the AC/DC of an outside, it is impossible to straight Connect and utilize exchange to be charged, and VTOG controller itself achieves that AC charging (single-phase, three-phase is the most permissible), Its complexity is more much higher than existing controller, and the signal of required collection and process is more, and traditional single DSP controls obviously Demand cannot be met.

Summary of the invention

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

There is process contain much information to this end, it is an object of the present invention to propose one, process the efficiency original text of information, And the control system of safe and reliable electric automobile.

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

For reaching above-mentioned purpose, the control system of the electric automobile that one aspect of the present invention embodiment proposes, including: multiple Decision signal sampling module, is used for multiple decision signal of sampling；Multiple auxiliary signal sampling modules, are used for sampling multiple Auxiliary signal；The auxiliary control chip being connected with the plurality of auxiliary signal sampling module, described auxiliary control chip root Supplementary reference signal is generated according to the plurality of auxiliary signal；And with the plurality of decision signal sampling module and described auxiliary Help the Master control chip that control chip is connected, for making according to the plurality of decision signal and described supplementary reference signal Decision instruction.

The control system of the electric automobile of the embodiment of the present invention, two DSP(Master control chips and auxiliary control chip) Between be connected, it is ensured that the implementation of communication.It addition, this control system is by using two CSTR (Master control chip and auxiliary Help control chip), there is process and contain much information, the separately work of Master control chip and auxiliary control chip, raising processes The efficiency of information, and ensure that the safe and reliable of operation.

Additionally, the embodiment of another aspect of the present invention also proposed a kind of electric automobile, including described in above-described embodiment The control system of electric automobile.This electric automobile has process and contains much information, and processes the efficiency original text of information, and has Safe and reliable advantage.

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

Accompanying drawing explanation

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

Fig. 1 is the structure chart of the control system of the electric automobile according to one embodiment of the invention；

Fig. 2 is the structure chart of the control system of the electric automobile according to another embodiment of the present invention；

Fig. 3 is the detailed structure view of the control system of the electric automobile according to one embodiment of the invention；

Fig. 4 is the block diagram of the dynamical system for electric automobile according to one embodiment of the invention；

Fig. 5 is the topological diagram of the dynamical system for electric automobile according to one embodiment of the invention；

Fig. 6 is the further block diagram of the dynamical system for electric automobile according to one embodiment of the invention；

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

Fig. 8 is the DSP in the controller module according to one example of the present invention and peripheral hardware circuit interface schematic diagram；

Fig. 9 is the function decision flow chart of the dynamical system for electric automobile according to one embodiment of the invention；

Figure 10 is that the dynamical system for electric automobile according to one embodiment of the invention carries out drive and control of electric machine function Block diagram；

Figure 11 is that the dynamical system charging/discharging function for electric automobile according to one embodiment of the invention starts judgement stream Cheng Tu；

Figure 12 is the control under charge mode of the dynamical system for electric automobile according to one embodiment of the invention Flow chart processed；

Figure 13 is that the dynamical system for electric automobile according to one embodiment of the invention is at the end of charging electric vehicle Control flow chart；

Figure 14 is to be connected circuit diagram between the electric automobile according to one embodiment of the invention and power supply unit；

Figure 15 is that electric automobile is charged by two the dynamical system parallel connections of employing according to another embodiment of the present invention Schematic diagram；

Figure 16 is the schematic diagram of the charging/discharging socket according to one example of the present invention；

Figure 17 is the schematic diagram of the off-network band placing plug according to another example of the present invention；

Figure 18 is the structure chart of the power carrier communication system for electric automobile according to further embodiment of the present invention；

Figure 19 is the block diagram of power carrier wave communication device；

Figure 20 is that eight power carrier wave communication devices carry out the schematic diagram of communication with the corresponding device that controls；

Figure 21 is the method flow diagram that power carrier communication system carries out data receiver；And

Figure 22 is the body structure schematic diagram of the dynamical system for electric automobile according to a still further embodiment of the present invention.

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, the most from start to finish Same or similar label represents same or similar element or has the element of same or like function.Below by ginseng The embodiment examining accompanying drawing description 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.For letter Changing disclosure of the invention, hereinafter parts and setting to specific examples are described.Certainly, they are the most merely illustrative, And it is 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, between itself not indicating discussed various embodiment and/or arranging Relation.Additionally, the various specific technique that the invention provides and the example of material, but ordinary skill people Member is it can be appreciated that the property of can be applicable to of other techniques and/or the use of other materials.It addition, described below first is special Levy second feature it " on " structure can include that the first and second features are formed as the embodiment directly contacted, it is possible to To include the embodiment that other feature is formed between the first and second features, such first and second features may not It it is directly contact.

In describing the invention, it should be noted that unless otherwise prescribed and limit, term " is installed ", " being connected ", " connect " and should be interpreted broadly, for example, it may be mechanically connected or electrical connection, it is also possible to be the company of two element internals Logical, can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, for those of ordinary skill in the art Speech, can understand the concrete meaning of above-mentioned term 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 With in accompanying drawing, specifically disclose some particular implementation in embodiments of the invention, represent and implement the present invention's Some modes of the principle of embodiment, but it is to be understood that the scope of embodiments of the invention is not limited.On the contrary, All changes in the range of spirit that embodiments of the invention include falling into attached claims and intension, amendment and Equivalent.

First the control system of electric automobile according to embodiments of the present invention is described below in conjunction with accompanying drawing.

Fig. 1 is the control system of electric automobile according to an embodiment of the invention.As it is shown in figure 1, according to the present invention The control system of the electric automobile of one embodiment, including: multiple decision signal sampling modules 110, multiple auxiliary signal Sampling module 120, auxiliary control chip DSP1 and Master control chip DSP2.

Specifically, multiple decision signal sampling modules 110 are used for multiple decision signal of sampling.Multiple auxiliary signals are sampled Module 120 is used for multiple auxiliary signal of sampling.Auxiliary control chip DSP1 and multiple auxiliary signal sampling modules 120 Being connected, auxiliary control chip DSP1 generates supplementary reference signal according to multiple auxiliary signals.Master control chip DSP2 divides Not being connected with multiple decision signal sampling modules 110 and auxiliary control chip DSP1, Master control chip DSP2 is used for root Make a policy instruction according to multiple decision signal and supplementary reference signal.

As in figure 2 it is shown, in one embodiment of the invention, the control system of electric automobile, also include: car load control Device 130 processed.Entire car controller 130 communicates with Master control chip DSP2 and auxiliary control chip DSP1 respectively. Further, in conjunction with Fig. 2, entire car controller 130 passes through with Master control chip DSP2 and auxiliary control chip DSP1 CAN communicates.It should be noted that in an embodiment of the present invention, entire car controller 130 refers at car load Other controlled in network control equipment.

Further in conjunction with Fig. 2, by SCI interface (Serial between Master control chip DSP2 and auxiliary control chip DSP1 Communications Interface) it is in communication with each other.

In one embodiment of the invention, multiple decision signal sampling modules 110 include but not limited to: electrokinetic cell Current sample module, current of electric sampling module, DC current sampling module, inversion three-phase voltage sampling module, electricity One or more in net three-phase voltage sampling module, DC voltage sampling module.

Additionally, multiple auxiliary signal sampling modules 120 include but not limited to: brake sampling module, throttle sampling module, In motor temperature sampling module, LC temperature sampling module, radiator temperature sampling module, IGBT temperature sampling module One or more.

In one embodiment of the invention, Master control chip DSP2 is additionally operable to auxiliary control chip DSP1 sampling Signal is checked, and auxiliary control chip DSP1 is additionally operable to check the signal of Master control chip DSP2 sampling.

Specifically, as it is shown on figure 3, be the detailed of the control system of the electric automobile according to one embodiment of the invention Structure chart.Control system as shown in Figure 3, by motor control and charging control one its main signal of controller and Secondary signal separately, is respectively controlled, specifically:

Master control chip DSP2 is responsible for motor position rotation and becomes and obliquity sensor signal transacting, PWM waveform modulation, weight The AD sampling wanted, such as: obtain the motor three-phase current of current of electric sampling module collection, busbar voltage, direct current The charging rectifier voltage of current sample module collection, the charging current of battery current sampling module collection, electrical network three-phase electricity Pressure sampling module gather charging line voltage etc.), IPM protection and digital output modul, in other words, Master control chip DSP2 master to be processed for but be not limited to: the driving of motor bottom, drive and control and charge and discharge control etc..

Throttle signal, brake sampling module collection brake that throttle sampling module is gathered by auxiliary control chip DSP1 are believed Number, IGBT temperature sampling module gather IGBT temperature signal, motor temperature sampling module gather motor temperature, Radiator temperature sampling module gather radiator temperature, charging connection confirmation signal CC, charging control signal CP, Electric discharge PWM control etc. processes, say, that the main information to be processed of auxiliary DSP 1 is but not limited to: temperature Sampling and mutual, the failed storage etc. of charging core.

In one embodiment of the invention, as it is shown on figure 3, electrical network U phase also can be carried out by Master control chip DSP2 Capture, inversion U phase carry out capturing, gathering uncovering power-off signal, receive economy/motor pattern input signal, gear letter Number (P, R, N, D), brake signal (parking brake, service brake), other control signal the most exportable, such as: economical/ Motor pattern output, ON shelves relay switch, CAN communication, also have: rotation power transformation road, pwm circuit, driving Chip reset circuit, clock, house dog, E2ROM circuit etc., it is also possible to output three-phase preliminary filling switch, list/three-phase Switching switch, electrical network three-phase switching switch A, electrical network three-phase switching switch B, electrical network three-phase switching switch C, motor three The control signal of switching switch A, motor three-phase switching switch B, electric capacity connecting valve and center line connecting valve etc. mutually. Auxiliary control chip DSP1 the most exportable electric discharge CP-PWM and BMS signal etc..Auxiliary control chip DSP1 is also Motor temperature switching signal, single-phase charge switch signal, three-phase charge switch signal ,+15V power supply monitoring letter can be received Number ,-15V power supply monitoring signal, electricity leakage sensor signal, CP-PWM voltage monitoring signal etc..

Certainly mutual communication is needed between the Master control chip DSP2 and auxiliary control chip DSP1 of the embodiment of the present invention. Specifically, what Master control chip DSP2 processed is signal that requirement of real-time is higher is (such as: making decisions property operates Signal), such as: for PWM waveform, Master control chip DSP2 by control PWM ripple limit power or Person's moments of torsion etc. control motor or discharge and recharge, and the basis for estimation limiting power or moment of torsion is exactly auxiliary DSP 1 collection The signal such as inductor temperature and IGBT temperature (that is: auxiliary signal).

In the concrete example of the present invention, SCI interface is used to realize Master control chip DSP2 and auxiliary control chip DSP1 Between data transmission.Certainly, Master control chip DSP2 and auxiliary control chip DSP1 is respectively provided with CAN communication mould Block, Master control chip DSP2 and auxiliary control chip DSP1 also can carry out communication by respective CAN communication module, Simultaneously also can be by carrying out communication between respective CAN communication module and car load CAN network.

Auxiliary signal is carried out after process completes by auxiliary control chip DSP1, according to the needs of Master control chip DSP2, Supplementary reference signal process completed feeds back to Master control chip DSP2, in order to Master control chip DSP2 is according to auxiliary Reference signal and decision signal make a policy instruction.Specifically, at Master control chip DSP2 and auxiliary control chip SCI serial communication between DSP1, it is ensured that the real-time of communication between the two.SCI is 12bit, is mainly responsible for Temperature signal and the signal CC such as the confirmation of plug in rifle, connection confirmation of auxiliary control chip DSP1 acquisition process are sent to main Control chip DSP2, such as: it is too high that auxiliary control chip DSP1 collects IGBT temperature (auxiliary signal), sentences Have no progeny to do and there emerged a excess temperature flag bit (supplementary reference signal) and be sent to Master control chip DSP2, then Master control chip DSP2 regulation PWM waveform dutycycle is to limit power output.Master control chip DSP2 receives it in the course of the work Data also will be delivered to, by SCI communication interface, the fault that auxiliary control chip DSP1 carries out being correlated with by his fault-signals etc. The associative operations such as information storage.

It should be understood that be collaborative work between Master control chip DSP2 and auxiliary control chip DSP1, both Between there is not control planning.Such as: when motor drives, Master control chip DSP2 has been responsible for concrete motor The regulation of bottom layer driving PWM waveform and output, and the foundation of its regulation wherein depends on assisting control greatly The temperature signal that chip DSP1 is gathered.For another example: at Vehicular charging or to when filling, then by auxiliary control chip DSP1 Complete with the core that charges is mutual, and Master control chip DSP2 output PWM controls buck etc..

The two CSTR (i.e. Master control chip DSP2 and auxiliary control chip DSP1) of the control system of the embodiment of the present invention According to the importance of signal, important signal processes in Master control chip DSP2, and secondary signal controls core in auxiliary Sheet DSP1 processes, such as: crucial important signal (decision signal) is preferentially placed on Master control chip DSP2 place Reason, secondary signal (auxiliary signal) are placed in auxiliary DSP 1 process, optimize the workload of Master control chip DSP2, It is effectively increased the real-time that signal of interest (decision signal) is processed.On the other hand can also be to letter between two CSTR Number check, such as: be that Master control chip DSP2 and auxiliary control chip DSP1 all has oil with throttle signal Gate signal is acquired, and throttle itself is to have one group of two complementary signal, and Master control chip DSP2 gathers wherein one , auxiliary control chip DSP1 gathers two, and two data compare the accuracy that can check gathered external signal, Thus ensure that the accuracy gathering signal.Additionally, two CSTR (i.e. Master control chip DSP2 and auxiliary control chip DSP1) resource is abundanter, can sample to carry out self-inspection to some signals (such as power supply) of controller itself.

The control system of the embodiment of the present invention is on signal processing mode, and its principle is that same or like signal is put into together One DSP, reduces program circulating period.Such as: main contactor controls to belong to switching value part, therefore, will filter The on-off model such as electric capacity connecting valve, uncovering power-off are put into together in Master control chip DSP2 and are processed；Temperature sampling etc. Signal is placed in auxiliary DSP 1 process, feeds back to Master control chip DSP2 when processing the situations such as appearance exception voluntarily The pass ripple protection etc. carrying out being correlated with operates and guarantees to control safety.

(revolving the part that varying signal is drive and control of electric machine, what it gathered is rotor for rotation varying signal and dip angle signal Current location, to judge the information such as motor speed；Dip angle signal is mainly used in climbing assistant, is also to drive control A part, so the two signal is all controlled by Master control chip DSP2) employing SPI serial communication, Reduce the wasting of resources brought because of parallel port, also can reduce DSP volume.

Two DSP in the control system of the embodiment of the present invention all have independent CAN communication module, can pass through external electrical Road is merged into a road CAN and is connected with car load；And between two DSP, also have SCI communication, it is ensured that implementation communication. The control system of the embodiment of the present invention, by using two CSTR (Master control chip DSP2 and auxiliary control chip DSP1), Having process to contain much information, Master control chip DSP2 and auxiliary control chip DSP1 separately work, raising processes information Efficiency, and ensure that the safe and reliable of operation.

Further embodiment of the present invention proposes a kind of electric automobile, including the control of the electric automobile of above-described embodiment System, this electric automobile has process and contains much information, and processes the efficiency original text of information, and has safe and reliable advantage.

Describe the dynamical system for electric automobile proposed according to embodiments of the present invention with reference to the accompanying drawings and have The electric automobile of this dynamical system.

As shown in Figure 4, one embodiment of the invention propose the dynamical system for electric automobile include electrokinetic cell 10, Charging/discharging socket 20, two-way DC/DC module 30, driving control switch 40, two-way DC/AC module 50, motor Control switch 60, charge and discharge control module 70 and controller module 80.

Wherein, the first DC terminal a1 of two-way DC/DC module 30 is connected with the other end of electrokinetic cell 10, two-way Second DC terminal a2 of DC/DC module 30 is connected with one end of electrokinetic cell 10, and the first DC terminal a1 is double The common DC end inputting to DC/DC module 30 and exporting.Drive the one end controlling switch 40 and electrokinetic cell 10 One end be connected, drive control switch 40 the other end be connected with the 3rd DC terminal a3 of two-way DC/DC module 30. First DC terminal b1 of two-way DC/AC module 50 is connected with driving the other end controlling switch 40, two-way DC/AC Second DC terminal b2 of module 50 is connected with the other end of electrokinetic cell 10, and one end of motor control switch 60 is with double Being connected to the exchange end c of DC/AC module 50, the other end of motor control switch 60 is connected with motor M.Charge and discharge One end of electric control module 70 is connected with the end c that exchanges of two-way DC/AC module 50, charge and discharge control module 70 The other end is connected with charging/discharging socket 20.Controller module 80 controls switch 40, motor control switch 60 with driving Being connected with charge and discharge control module 70, controller module 80 is for the mode of operation pair being presently according to dynamical system Control switch 40, motor control switch 60 and charge and discharge control module 70 is driven to be controlled.

Further, in an embodiment of the present invention, the mode of operation that dynamical system is presently in can include driving mould Formula and charge and discharge mode.When the mode of operation that dynamical system is presently in is drive pattern, controller module 80 controls Drive and control switch 40 Guan Bi to close two-way DC/DC module 30, and control motor control switch 60 and close with normally Drive motor M, and control charge and discharge control module 70 disconnects.The mode of operation being presently in when dynamical system is for filling During discharge mode, controller module 80 controls to drive control switch 40 to disconnect to start two-way DC/DC module 30, and Control motor control switch 60 to disconnect removing motor M, and control charge and discharge control module 70 closes, outside making Portion's power supply can normally be charged for electrokinetic cell 10.First DC terminal a1 of two-way DC/DC module 30 and 3rd DC terminal a3 is connected with the positive and negative terminal of dc bus.

In one embodiment of the invention, as it is shown in figure 5, the dynamical system being used for electric automobile also includes that first is pre- Filling control module 101, one end of the first preliminary filling control module 101 is connected with one end of electrokinetic cell 10, the first preliminary filling The other end of control module 101 is connected with the second DC terminal a2 of two-way DC/DC module 30, and the first preliminary filling controls mould Block 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 to the first DC terminal a1 of two-way DC/DC module 30 and the of two-way DC/DC module 30 Between three DC terminal a3.Wherein, the first preliminary filling control module 101 includes the first resistance R1, the first switch K1 and the Two switch K2.One end of first resistance R1 with first switch K1 one end be connected, the other end of the first resistance R1 and One end of electrokinetic cell 10 is connected, the other end of the first switch K1 and the second DC terminal of two-way DC/DC module 30 A2 is connected, in parallel with second switch K2 after the first resistance R1 and first switch K1 series connection, wherein, and controller mould Block 80 switchs K1 in dynamical system startup control system first and closes with to the electric capacity C1 in two-way DC/DC module 30 And bus capacitor C0 is pre-charged, and become preset multiple at the voltage of bus capacitor C0 with the voltage of electrokinetic cell 10 Time, 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 include the first switching tube Q1, second switch pipe Q2, First diode D1, the second diode D2, the first inductance L1 and the first electric capacity C1.Wherein, the first switching tube Q1 Being connected in series with each other with second switch pipe Q2, the first switching tube Q1 and the second switch pipe Q2 that are serially connected are connected to Between first DC terminal a1 and the 3rd DC terminal a3 of two-way DC/DC module 30, the first switching tube Q1 and second opens Close the control of pipe Q2 controlled device module 80, and have first between the first switching tube Q1 and second switch pipe Q2 Node 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 first node A, the other end of the first inductance L1 and electrokinetic cell One end of 10 is connected.One end of first electric capacity C1 is connected with the other end of the first inductance L1, and the first electric capacity C1's is another One end is connected with the other end of electrokinetic cell 10.

Additionally, in an embodiment of the present invention, as it is shown in figure 5, this dynamical system being used for electric automobile also includes leakage Electric current cuts down module 102, and leakage current is cut down module 102 and is connected to the first DC terminal a1 of two-way DC/DC module 30 And between the 3rd DC terminal a3 of two-way DC/DC module 30.Specifically, leakage current is cut down module 102 and is included the Two electric capacity C2 and the 3rd electric capacity C3, one end of the second electric capacity C2 is connected with one end of the 3rd electric capacity C3, the second electric capacity The other end of C2 is connected with the first DC terminal a1 of two-way DC/DC module 30, and the other end of the 3rd electric capacity C3 is with double It is connected to the 3rd DC terminal a3 of DC/DC module 30, wherein, has between the second electric capacity C2 and the 3rd electric capacity C3 Section 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, should Dynamical system 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 comprise two with type capacitive C2 and C3, its be arranged on dc bus positive and negative terminal and three-phase alternating current midpoint electricity Between Wei, the high frequency electric of generation can be fed back to DC side when native system works, the system that can effectively reduce exists High-frequency leakage current during work.

In one embodiment of the invention, as it is shown in figure 5, this dynamical system being used for electric automobile also includes filtering 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 For, as it is shown in figure 5, filtration module 103 includes inductance L_A、L_B、L_CWith electric capacity C4, C5, C6, and two-way DC/AC module 50 can include that six IGBT, the tie point between upper and lower two IGBT pass through electrical bus respectively It is connected with filtration module 103 and motor control switch 60.

As it is shown in figure 5, filtering control module 104 is connected between Section Point B and filtration module 103, and filter Ripple control module 104 controlled device module 80 controls, the Working mould that controller module 80 is presently in dynamical system Control filtering control module 104 when formula is drive pattern to disconnect.Wherein, filtering control module 104 can be that electric capacity is cut Change relay, be made up of contactor K10.EMI module 105 is connected to charging/discharging socket 20 and charge and discharge control module Between 70.It should be noted that the position of contactor k10 is only illustrative in Figure 5.At other of the present invention In embodiment, contactor K10 also may be provided in other positions, as long as being capable of the shutoff to filtration module 103. Such as, in another embodiment of the present invention, this contactor K10 can also be connected to two-way DC/AC module 50 And between filtration module 103.

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 filtering Electric capacity C4, C5, C6 in module 103 are pre-charged.Wherein, the second preliminary filling control module 106 includes mutually Three resistance R of series connection_A、R_B、R_CK9 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, is used for realizing three-phase discharge and recharge or single-phase discharge and recharge.

It is to say, in an embodiment of the present invention, when dynamical system starts, controller module 80 controls first and opens Close K1 to close so that the first electric capacity C1 in two-way DC/DC module 30 and bus capacitor C0 to be pre-charged, 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 same Time control second switch K2 Guan Bi.So, by two-way DC/DC module 30 with to be connected directly between electrical bus the most straight Large Copacity bus capacitor C0 composition between stream bus realizes the critical piece of battery low-temp activation technology, for by power The electric energy of battery 10 is charged in Large Copacity bus capacitor C0 by two-way DC/DC module 30, then by Large Copacity bus The electric energy stored in electric capacity C0 fills back electrokinetic cell 10(i.e. to power battery charging by two-way DC/DC module 30 Time), make the temperature of electrokinetic cell rise to optimum working temperature scope electrokinetic cell 10 cycle charge-discharge.

When the mode of operation that dynamical system is presently in is drive pattern, controller module 80 controls to drive and controls to switch 40 Guan Bis are 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 disconnects.It should be noted that in an embodiment of the present invention, although in Fig. 5 Motor control switch 60 includes and inputs, with motor three-phase, three switches being connected, but in other embodiments of the present invention In may also comprise and input two switches being connected, even one switch with motor two-phase.As long as can realize motor at this Control.Therefore, other embodiments do not repeat them here.So, moved by two-way DC/AC module 50 The DC inverter of power battery 10 is alternating current and flows to motor M, it is possible to use rotate transformation decoder technique and sky Between Vector Pulse Width Modulation (SVPWM) control algolithm control the operation of motor M.

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

The dynamical system for electric automobile according to embodiments of the present invention, it is possible to realize using civilian or industrial alternating current Net carries out high power AC charging to electric automobile, makes the user can the most efficiently, charge efficiently, and saving is filled The electricity time, simultaneously without constant-pressure control device and constant-current control device, save space and cost, and applicable battery work Make voltage range width.

Additionally, in an embodiment of the present invention, as shown in Figure 6, this dynamical system being used for electric automobile can also be wrapped Include high-tension distribution box 90, instrument 107, battery manager 108 and car load signal 109.Wherein, control switch is driven 40, the first 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 control panel 201 and drives plate 202.Wherein, the control module on control panel 201 uses two high-speed digital video camera chips (DSP1 and DSP2) It is controlled.Control module on control panel 201 is connected with whole vehicle information interface 203, and it is mutual mutually to carry out information. Control module on control panel 201 receives the busbar voltage sampled signal of driving module output driven on plate 202, IPM Protection signal and IGBT temperature sampled signal etc., output pulse width modulation (PWM) signal is to driving module simultaneously.

Wherein, as shown in Figure 8, DSP1 is mainly used in controlling, and DSP2 is used for information gathering.Sampling list in DSP1 Unit output throttle signal, busbar voltage sampled signal, brake signal, DC voltage sampled signal, current of electric are suddenly That V phase signals, current of electric Hall W phase signals, charging control current Hall U phase signals, charging control electric current Hall V phase signals, charging control current Hall W phase signals, DC current hall signal, inverter voltage U believe Number, inverter voltage V phase signals, inverter voltage W phase signals, line voltage U phase signals, line voltage V believe Number, line voltage W phase signals, inversion U phase capture signal, electrical network U phase captures the sampled signals such as signal, DSP1 In switch control unit output motor A phase switching signal, 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, A phase PWM2 signal, B phase PWM1 signal, B phase in DSP1 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 control, serial communication, hardware protection, CAN The functions such as communication and gear control.In DSP2 sampling unit output power supply monitoring signal, power supply monitoring signal, Throttle 1 signal, 2 signals that brake, throttle 2 signal, 1 signal that brakes, motor simulation temperature signal, electric leakage sensing Device signal, heat-sink temperature signal, DC side inductor temperature sampled signal, V phase inductance temperature sampling signal, U phase Inductor temperature sampled 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, sleep signal, the electric discharge in DSP2 Pwm signal, battery manager BMS signal, discharge and recharge output control signal, CP signal and CC signal etc., and And DSP2 also has CAN communication, Serial Communication Function.

In sum, the dynamical system collection motor for electric automobile proposed in the embodiment of the present invention drives function, car Control function, AC charging function, grid-connected function, off-network band carry function, vehicle to Vehicular charging function in one. Further, this dynamical system is integrated not by simple for various functional modules physical combination, but drives at motor On the basis of control, by adding some peripheral components, it is achieved the functional diversities of system, maximize save space and Cost, improves power density.

Specifically, the function for the dynamical system of electric automobile is simply described below:

1, motor drives function: by the DC inverter of two-way 50 electrokinetic cells 10 of DC/AC module for exchanging Electricity also flows to motor M, it is possible to use rotate transformation decoder technique and space vector pulse width modulation (SVPWM) control Algorithm processed controls the operation of motor M.

It is to say, when this dynamical system obtains electric work, as it is shown in figure 9, this systemic-function judge flow process include with Lower step:

S901, dynamical system obtains electric.

S902, it is judged that charging connection signal.If there being charging connection signal, then go to step S903, without then Go 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 judges.When throttle be 0, gear be N shelves, parking brake, charging connection i.e. CC signal effective time ( Charging/discharging socket 20 connects 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, logical Crossing CAN communication notice battery manager 108, battery manager 108 controls high-tension distribution box 90 and enters C1 and C0 Row preliminary filling, controller module 80 detects busbar voltage 187, it is judged that preliminary filling is the most successful, notifies battery management after success Device 108 Guan Bi drives and controls switch 40, and this system enters drive pattern, and whole vehicle information is entered by controller module 80 simultaneously Row gathers, and is processed by comprehensive descision and is driven motor M.

Carrying out drive and control of electric machine function: as shown in Figure 10, controller module 80 sends pwm signal, to two-way DC/AC module 50 is controlled, and is alternating current the DC inverter of electrokinetic cell 10 and flows to motor M, control Device module processed 80 resolves rotor-position by rotary transformer, and gathers busbar voltage and motor B, C phase current makes electricity Machine M can run accurately.I.e. say, motor B, C phase current letter that controller module 80 is sampled according to current sensor Number and the feedback information of rotary transformer pwm signal is adjusted, finally make 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 so that car load is lower safe and reliable operation under various operating modes, it is ensured that car Security, dynamic property and ride comfort.

2, charging/discharging function

(1) charging/discharging function connects confirmation and starts: as shown in figure 11, and this dynamical system charging/discharging function starts to be sentenced Cutout journey 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 12, this dynamical system 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 does 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 Rapid 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.As Fruit is, then 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, entrance 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.

It is to say, as is illustrated by figs. 11 and 12, after power supply unit and controller module 80 self-inspection fault-free, according to Detection CC signal resistance value determines that charging connecting device capacity, detection CP signal determine whether to be fully connected, discharge and recharge After attachment means is fully connected confirmation, send that charging connection is normal and the ready message that charges, battery manager 108 Control high-tension distribution box 90 closes the first switch K1 and carries out preliminary filling, and preliminary filling disconnects K1, adhesive second switch after completing K2, controller module 80 receives BMS charging permission, second switch K2 adhesive message, and discharge and recharge is ready, Function can be set by instrument, as follows: AC charging function (G to V, electrical network is to electric automobile), off-network band carry Function (V to L, electric automobile is to load), grid-connected function (V to G, electric automobile is to electrical network) and vehicle are to car Charge function (V to V, electric automobile is to electric automobile).

(2) AC charging function (G to V): this dynamical system receives instrument charging instruction, battery manager 108 Allow the specified of maximum charging current, power supply unit maximum supply current and the i.e. charging/discharging socket 20 of charge-discharge connecting device Electric current, controller module 80 judges charging current minimum in three, automatically selects charging relevant parameter.Further, should The alternating current of power supply unit conveying is sampled by dynamical system by line voltage sampling 183, and controller module 80 leads to Over sampled values calculates alternating current voltage virtual value, determines ac frequency by capture, according to magnitude of voltage and frequency Judge alternating current electricity system, choose control parameter according to electrical network electricity system.After determining control parameter, controller module 80 is controlled Make the K9 in the second preliminary filling module 106 and the contactor K10 adhesive in filtering control module 104, female to DC side Line capacitance C0 is charged, and controller module 80 is sampled by the voltage of 187 pairs of bus capacitors, when electric capacity electricity Pressure reaches the selected parameter that controls and such as becomes to control after preset multiple adhesive threephase switch K8 with the voltage of electrokinetic cell again, with Time disconnect K9.Now this dynamical system sends pwm signal according to Yu Xianxuanding parameter, controller module 80, controls Two-way DC/AC module 50 carries out rectification to alternating current, further according to electrokinetic cell voltage, controls two-way DC/DC module 30 pairs of voltages are adjusted, and finally direct current are flowed to electrokinetic cell 10, in the process, controller module 80 The phase current fed back according to preselected target charge current and current sample 184, carries out closed loop to whole dynamical system Electric current loop regulation, electrokinetic cell 10 is charged by final realization.Thus, by detection charging connection signal, friendship Stream electrical 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 dynamical system receives instrument V to L instruction, first determines whether to move Power battery charge state SOC, whether in dischargeable range, if allowing electric discharge, selects output electrical system further according to instruction, According to the rated current of charge-discharge connecting device, intelligent selection output peak power output given control parameter, system Enter control flow.First controller module 80 controls adhesive threephase switch K8, contactor K10, according to battery electricity Pressure and given output voltage, send the two-way DC/DC module 30 of pwm signal control and be adjusted voltage, reach Flowing to 50 DC inverters of two-way DC/AC module after desired value is alternating current, by special charging socket Can directly power for electrical equipment.In the process, controller module 80 is adjusted according to voltage sample 183 feedback Joint, it is ensured that payload security works reliably.

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

(4) grid-connected function (V to G): this dynamical system receives instrument V to G instruction, first determines whether power electric Pond SOC, whether in dischargeable range, if allowing electric discharge, selects output electrical system further according to instruction, according to discharge and recharge The rated current of attachment means, intelligent selection output peak power output the given parameter that controls, dynamical system entrance control Flow process processed.First controller module 80 controls adhesive threephase switch K8, contactor K10, according to cell voltage with give Fixed output voltage, sends the two-way DC/DC module 30 of pwm signal control and is adjusted voltage, through double It is alternating current to 50 DC inverters of DC/AC module, according to preselected discharge current desired value and current sample The phase current of 184 feedbacks, carries out the electric current loop regulation of closed loop, it is achieved grid-connected electric discharge to whole dynamical system.

It is to say, dynamical system powers on, when receiving the V to G control instruction of instrument, detection charging connection signal, AC network electricity system and the relevant information of car load battery management, carry out DC/DC voltage conversion according to the voltage of battery, borrow Carry out ac converter by two-way DC/AC module 50, 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 Dynamical system detects that charging connection signal CC is effective, and detects that its level confirms as VTOV special charging plug, Wait meter command.For example, it is assumed that vehicle A charges to vehicle B, then vehicle A is set to discharge condition and is i.e. set to Off-network band carries function, and the controller module of vehicle A sends charging connection and charges normal ready message to battery management Device, battery manager controls charging and discharging circuit preliminary filling, sends charging permission, charging contactor adhesive message extremely after completing Controller module, this dynamical system carries out discharging function, and sends pwm signal.Vehicle B receives charging instruction After, its system detects CP signal, it is judged that be ready for ready for powered vehicle A, and controller module 80 sends and connects Normal message is to battery manager, and battery manager completes preliminary filling flow process after receiving instruction, and notification controller module is whole The charging of individual dynamical system is ready, starts charge function (G to V), finally realizes vehicle to filling function.

It is to say, system electrification, when receiving the V to V control instruction of instrument, detection charging connection signal and car load The relevant information of battery management, arranging vehicle is exchange out-put supply state, simulation external charging equipment output CP simultaneously Semiotic function, it is achieved and need the vehicle of charging to interact.This vehicle carries out DC/DC voltage according to the voltage of battery Conversion, use two-way DC/AC module 50 and carry 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 13, this dynamical system control at the end of charging electric vehicle Flow process processed 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 14, power supply unit 301 is by inserting for the vehicle of plug 302 with electric automobile 1000 303 are connected, thus realize being charged electric automobile 1000.Wherein, the dynamical system of electric automobile is by inspection Measuring point 3 detects CP signal and detects CC signal by test point 4, and power supply unit detects CP by test point 1 Signal and detect CC signal by test point 2.Further, after charging complete, all control to disconnect for plug 302 With the internal switch S2 in vehicle plug 303.

In another embodiment of the present invention, electric automobile can also use multiple dynamical system in parallel to electrokinetic cell Be charged, for example with after two dynamical system parallel connections to power battery charging, two of which dynamical system shares one Individual controller module.

In the present embodiment, as shown in figure 15, this charging system for electric automobile includes electrokinetic cell the 10, first charging Road the 401, second charging paths 402 and controller module 80.Wherein, the first charging paths 401 and the second charging Road 402 all includes 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 Fuse FU is also included with the second charging paths 402.Electrokinetic cell 10 is by the first preliminary filling control module 101 and the One charging paths is connected, and electrokinetic cell 10 is connected with the second charging paths also by the first preliminary filling control module 101, control Device module 80 processed is connected with the first charging paths 401 and the second charging paths 402 respectively, wherein controller module 80 During for receiving charging signals, control electrical network right by the first charging paths 401 and the second charging paths 402 respectively Electrokinetic cell 10 is charged.

Additionally, another embodiment of the present invention also proposed the charge control method of a kind of electric vehicle, this charging control Method processed 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 the When two charging paths are connected with power supply unit by charging/discharging socket, send charging connection signal to battery manager.

Step S2, after battery manager receives the charging connection signal that controller module sends, detects and judges power Battery, 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, controls electrical network respectively by the first charging paths and second Electrokinetic cell is charged by charging paths.

Using charging system for electric automobile and the charge control method thereof of technique scheme, controller module is by controlling Electrokinetic cell is charged by electrical network respectively by the first charging paths and the second charging paths so that the charging of electric motor car Power increases, thus is greatly shortened the charging interval, it is achieved quick charge, has saved time cost.

In an embodiment of the present invention, the above-mentioned dynamical system compatibility for electric automobile is in extensive range, has single-phase three Phase handoff functionality, and adapt to country variant electrical network electricity standard.

Specifically, as shown in figure 16, charging/discharging socket 20 has two charging sockets (such as American Standard and Europe superscript) and cuts The function changed.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 and three-phase charging socket 502 CC, CP and PE share, and L, N phase line of single-phase charging socket 501 passes through contactor K503, K504 and three-phase A, B of charging socket 503 are connected.When controller module 80 receives single-phase discharge and recharge instruction, control contactor K503, K504 close, and make A, B phase of three-phase charging socket 502 and L, N phase line of single-phase charging socket 501 Conducting, three-phase charging socket 502 does not uses, A, B phase of three-phase charging socket 502 replace single-phase charging to insert L, N phase line of seat 501 is connected with charging plug, and controller module 80 can normally realize single-phase charge function.

Or, as it is shown in figure 5, utilize standard 7 core socket, between N line and B phase line, increase single-phase switch K7, Controller module 80 receives single-phase discharge and recharge instruction, controls single-phase switch K7 adhesive, makes B phase line and N line 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 makes Connection plug.

It is to say, in an embodiment of the present invention, dynamical system will detect the voltage of electrical network according to controller module 80, Judge frequency and the single-phase/three-phase of electrical network by calculating, according to calculating information with after showing that electricity is made, controller module 80 Type according to charge-discharge plug 20 and electrical network electricity system, select different control parameters, controls two-way DC/AC module 50 pairs of alternating voltages carry out controlled rectification, and two-way DC/DC module 30 carries out pressure regulation according to cell voltage to direct current, Finally flow to electrokinetic cell 10.

In another example of the present invention, as shown in figure 17, off-network band placing plug is two cores, three cores and four cores Socket, be connected with charging plug, can be with output single-phase, three-phase, the electricity of four phase electricity.

Figure 18 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 18, this power carrier communication system 2000 being used for electric automobile include 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 is led to Letter interface SCI.Vehicle electric power line 120 is powered for multiple control devices 110 and passes through vapour between multiple control device 110 Car power line 120 carries out communication.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, Duo Ge electricity It is connected by vehicle electric power line 120 between power carrier communication device 130, wherein, multiple power carrier wave communication devices 130 Carrier signal is obtained to be sent to the control device of correspondence after carrier signal being demodulated from vehicle electric power line 120, and Receive the corresponding information controlling device transmission, and will send after modulates information to vehicle electric power line 120.

Shown in Figure 18, multiple control devices 110 include control device 1 to control device N(N >=2, N is whole Number).Corresponding multiple power carrier wave communication device 130 includes electric carrier apparatus 1 to electric carrier apparatus N. Such as, controlling device 1 needs to carry out communication with control device 2, then electric carrier apparatus 1 is from vehicle electric power line 120 Middle acquisition comes from the carrier signal that electric carrier apparatus 2 sends, and this carrier signal comes from control device 2, and by electricity Send to vehicle electric power line 120 after power carrier equipment 2 modulation.

Wherein, as shown in figure 19, each power carrier wave communication device 130 includes coupler 131, the filter being sequentially connected Ripple device 133, amplifier 134 and modem 132.

Further, as shown in figure 20, such as eight power carrier wave communication device 1-8 of multiple power carrier wave communication devices It is connected with gateway 300 by vehicle electric power wire harness 121,122, each power carrier wave communication device and a control device Corresponding.Such as, power carrier wave communication device 1 is corresponding with transmission control device 111, power carrier wave communication device 2 Corresponding with engine control system 112, power carrier wave communication device 3 is corresponding with driving hanger, power carrier Communication device 4 is corresponding with air conditioning control device 114, and 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 and fault diagnosis 117 phase Correspondence, power carrier wave communication device 8 is corresponding with lighting device 118.

In the present embodiment, as shown in figure 21, the method that this power carrier communication system carries out data receiver includes as follows Step:

S2101, system adds and electrically activates, and system program enters the state receiving data from power line.

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

S2103, starts to receive the data transmitted from power line, 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.

According to the power carrier communication system for electric automobile of the present embodiment, on the basis not increasing harness in vehicle On, the data transmission between car each control system interior can be realized and share, and utilizing power line as communication media Power carrier communication, it is to avoid build and invest new communication network, reduces manufacturing cost and maintenance difficulties.

In another embodiment of the present invention, the above-mentioned dynamical system for electric automobile uses water-cooling pattern, As shown in figure 22, body structure layout be inductance water channel heat radiation and IGBT water channel share, well solve heat radiation and Space problem.Body structure layout is divided into upper and lower two-layer, the IGBT radiation water channel back side to dispel the heat filtration module, root Make according to shapes of inductors, be fabricated to inductance groove 601, utilize the side conduction heat of inductance groove 601, finally by water channel 602 take away heat, and inductance utilizes the glue of high thermal conductivity coefficient to be fixed, and add heat conducting power and global design Mechanical strength.Dynamical system in the present embodiment uses water-cooling pattern to dispel the heat, and radiating effect is better than air-cooled side Formula, can reduce filtration module volume under Same Efficieney, reduce the volume and weight of integral power system.

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

In flow chart or at this, any process described otherwise above or method description are construed as, and expression includes One or more is for realizing the module of code of executable instruction of step of specific logical function or process, fragment Or part, and the scope of the preferred embodiment of the present invention includes other realization, wherein can not by shown or The order discussed, including according to involved function by basic mode simultaneously or in the opposite order, performs 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, for example, it is possible to be considered as to use In the sequencing list of the executable instruction realizing logic function, may be embodied in any computer-readable medium, For instruction execution system, device or equipment (system such as computer based system, including processor or other can With from instruction execution system, device or equipment instruction fetch the system performing instruction) use, or combine these instructions and hold Row system, device or equipment and use.For the purpose of this specification, " computer-readable medium " can be any can comprise, Store, communicate, propagate or transmission procedure for instruction execution system, device or equipment or combines these instructions and performs system System, device or equipment and the device that uses.More specifically example (non-exhaustive list) bag of computer-readable medium Include following: there is the electrical connection section (electronic installation) of one or more wiring, portable computer diskette box (magnetic device), Random-access memory (ram), read-only storage (ROM), erasable edit read-only storage (EPROM Or flash memory), fiber device, and portable optic disk read-only storage (CDROM).It addition, computer Computer-readable recording medium can even is that paper or other the suitable media that can print described program thereon, because can be the most logical Cross and paper or other media are carried out optical scanner, then carry out editing, interpret or carrying out with other suitable methods if desired Process and electronically obtain described program, 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.Upper Stating in embodiment, multiple steps or method in memory and can be performed by suitable instruction execution system with storage Software or firmware realize.Such as, if realized with hardware, with the most the same, can use this Any one or their combination in following technology known to field realize: have for data-signal is realized logic The discrete logic of the logic gates of function, has the special IC of suitable combinational logic gate circuit, can Programming gate array (PGA), field programmable gate array (FPGA) etc..

Those skilled in the art are appreciated that and realize all or part of step that above-described embodiment method is carried The program that can be by completes to instruct relevant hardware, and described program can be stored in a kind of computer-readable storage In 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 It is 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.Described integrated If module realize using the form of software function module and as independent production marketing or when using, it is also possible to storage In a computer read/write memory medium.

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

In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show Example " or the description of " some examples " etc. means to combine this embodiment or example describes specific features, structure, material or Person's feature is contained at least one embodiment or the example of the present invention.In this manual, the signal to above-mentioned term Property statement be 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, permissible Understand these embodiments can be carried out without departing from the principles and spirit of the present invention multiple change, amendment, Replacing and modification, the scope of the present invention is limited by claims and equivalent thereof.

Claims (7)

1. a control system for electric automobile, including multiple auxiliary signal sampling modules, is used for multiple auxiliary letter of sampling Number；The auxiliary control chip being connected with the plurality of auxiliary signal sampling module, described auxiliary control chip is according to described Multiple auxiliary signals generate supplementary reference signal；The Master control chip being connected with described auxiliary control chip, its feature exists In, also include:

Multiple decision signal sampling modules, are used for multiple decision signal of sampling；

Wherein, described Master control chip is also connected with the plurality of decision signal sampling module, for according to the plurality of Decision signal and described supplementary reference signal make a policy instruction, and described auxiliary control chip is adopted by described Master control chip The signal of sample is checked, and described auxiliary control chip is checked for the signal sampling described Master control chip.

2. the control system of electric automobile as claimed in claim 1, it is characterised in that also include:

Entire car controller, described entire car controller leads to described Master control chip and described auxiliary control chip respectively Letter.

3. the control system of electric automobile as claimed in claim 2, it is characterised in that described entire car controller and institute State Master control chip and described auxiliary control chip is communicated by CAN.

4. the control system of electric automobile as claimed in claim 3, it is characterised in that described Master control chip and institute State and be in communication with each other by SCI interface between auxiliary control chip.

5. the control system of electric automobile as claimed in claim 1, it is characterised in that the plurality of decision signal is adopted Original mold block includes current of electric sampling module, DC current sampling module, inversion three-phase voltage sampling module, electrical network three One or more in phase voltage sampling module, DC voltage sampling module.

6. the control system of electric automobile as claimed in claim 1, it is characterised in that the plurality of auxiliary signal is adopted Original mold block includes brake sampling module, throttle sampling module, motor temperature sampling module, LC temperature sampling module, dissipates One or more in hot device temperature sampling module, IGBT temperature sampling module.

7. an electric automobile, it is characterised in that include the control of electric automobile as described in any one of claim 1-6 System.