CN103182950B - For the interlock method of Vehicular charging and traveling - Google Patents
For the interlock method of Vehicular charging and traveling Download PDFInfo
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- CN103182950B CN103182950B CN201210591832.6A CN201210591832A CN103182950B CN 103182950 B CN103182950 B CN 103182950B CN 201210591832 A CN201210591832 A CN 201210591832A CN 103182950 B CN103182950 B CN 103182950B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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Abstract
The present invention proposes a kind of for the charging of vehicle and the interlock method of traveling, comprise the steps: that vehicle is in OFF shelves, and startup powers on; Detect vehicle and whether connect charging gun, if be AC charging rifle, charging gun connection signal is sent to power battery management system and instrument by onboard charger; Instrument, after receiving charging gun connection signal, sends charging gun to electric machine controller and connects message; Electric machine controller, after receiving charging gun connection signal, detects the moving velocity of vehicle, and when judging that moving velocity is less than or equal to pre-set velocity, keeping performing gear is that preset gear control vehicle is in not motoring condition; And power battery management system enters charge mode after receiving charging gun connection signal, detect after the start button of vehicle powers on and keep charge condition.The method can be applicable to the electronlmobil of the conduction chargings such as interchange or DC charging, thus meets the safety of charging and vehicle traveling, and has good high efficiency with compatible.
Description
Technical field
The present invention relates to technical field of automobile control, particularly a kind of for the charging of vehicle and the interlock method of traveling.
Background technology
Along with electronlmobil development with move towards gradually to popularize, the safety of electronlmobil also comes into one's own day by day, when particularly vehicle is in charge condition, owing to relating to the connection with external electrical network, the reliability and safety connected seems particularly important, can not motoring condition when what must ensure vehicle after charging connection establishment, thus avoid the safety of infringement to outside charging equipment and the personnel of guarantee; Therefore, charging connection travels to vehicle and must take corresponding interlocking measure.
In current electronlmobil adopt be another independently control module realize similar functions by the closed condition of opening detecting charging port cap.The probability that this mode lost efficacy due to detection charging port cap place is higher, and the state that charging connects can not be reflected really, the state of charging port cap is connected not direct relation with charging, and charging port cap place is owing to often opening closedown, be easy to the false triggering occurring signal, thus cause vehicle normally not travel.
Summary of the invention
Object of the present invention is intended at least solve one of described technological deficiency.
For this reason, the object of the invention is to proposition a kind of for the charging of vehicle and the interlock method of traveling, the method can be applied to the electronlmobil of the conduction such as AC charging or DC charging charging, thus meets the safety of charging and vehicle traveling, and has good high efficiency with compatible.
To achieve these goals, the embodiment of the present invention provides a kind of for the charging of vehicle and the interlock method of traveling, comprises the steps: that vehicle is in OFF shelves, and startup powers on; Detect vehicle and whether connect charging gun, if so, then detect the type of described charging gun further; If the type of described charging gun is AC charging rifle, then the charging gun connection signal detected is sent to power battery management system and the instrument of described vehicle by the onboard charger of described vehicle; Described instrument is after receiving described charging gun connection signal, and the electric machine controller to described vehicle sends charging gun and connects message; Described electric machine controller, after receiving described charging gun connection signal, detects the moving velocity of described vehicle, and when judging that described moving velocity is less than or equal to pre-set velocity, keeping performing gear is that preset gear is in not motoring condition to control described vehicle; And described power battery management system enters charge mode after receiving described charging gun connection signal, and keep charge condition after the start button of described vehicle powers on detecting.
According to the embodiment of the present invention for the charging of vehicle and the interlock method of traveling, vehicle first start power on after connect AC charging rifle, onboard charger detects charging gun connection signal output hard signal and shows corresponding charging gun symbol to instrument and send state message, electric machine controller receives charging gun and connects after message according to vehicle speed situation, judge whether to belong to false triggering, then control vehicle running state.The method can be applied to the electronlmobil of the conduction such as AC charging or DC charging charging, thus meets the safety of charging and vehicle traveling, and has good high efficiency with compatible.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the interlock method diagram of circuit of Vehicular charging according to the embodiment of the present invention and traveling;
Fig. 2 is the interlock method diagram of circuit of Vehicular charging and enforcement according to another embodiment of the present invention;
Fig. 3 is that AC charging and vehicle travel and interlock diagram of circuit;
Fig. 4 is that DC charging and vehicle travel and interlock diagram of circuit;
Fig. 5 is for realizing Vehicular charging and travelling interlock system schematic diagram;
Fig. 6 is the block diagram of the power system for electronlmobil;
Fig. 7 is the further block diagram of the power system for electronlmobil; And
Fig. 8 is the topological diagram of the power system for electronlmobil.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " cw ", orientation or the position relationship of the instruction such as " conter clockwise " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is less than second feature.
As shown in Figure 1, the Vehicular charging of the embodiment of the present invention and the interlock method diagram of circuit of traveling, comprise the steps:
Step S101 is that vehicle is in OFF shelves, and startup powers on.
Whether step S102 connects charging gun for detecting vehicle, if so, then detects the type of charging gun further.
Step S103 is if the type of charging gun is AC charging rifle, then the charging gun connection signal detected is sent to power battery management system and the instrument of vehicle by the onboard charger of vehicle, wherein, instrument is communicated by CAN bus with electric machine controller.
Step S104 be instrument after receiving charging gun connection signal, to vehicle electric machine controller send charging gun connect message.Instrument, after receiving charging gun connection signal, also shows charging gun junction symbol further, and gathers transmission charging gun connection signal, such as, send it to electric machine controller.
Step S105 is that electric machine controller is after receiving charging gun connection signal, detect the moving velocity of vehicle, and when judging that moving velocity is less than or equal to pre-set velocity, keeping performing gear is that preset gear is in not motoring condition to control vehicle, wherein, pre-set velocity is 3Km/h, and preset gear is N shelves or P shelves.
Further, electric machine controller, when judging that moving velocity is greater than pre-set velocity, is judged as false triggering and keeps the motoring condition of vehicle.
Step S106 is that power battery management system enters charge mode after receiving charging gun connection signal, and keeps charge condition after the start button of vehicle powers on detecting.
Particularly, power battery management system, while maintenance charge condition, shields the electrifying startup instruction of start button.
As shown in Figure 2, the Vehicular charging of another embodiment of the present invention and the interlock method diagram of circuit of traveling, also comprise the steps:
Step S107 is that the charging gun connection signal detected is sent to the instrument of vehicle by power battery management system if the type of charging gun is DC charging rifle.
Step S108 be instrument after receiving charging gun connection signal, to vehicle electric machine controller send charging gun connect message.
Step S109 be electric machine controller after receiving charging gun connection signal, detect the moving velocity of vehicle, and when judging that moving velocity is less than or equal to pre-set velocity, keep execution gear to be that preset gear is in not motoring condition to control vehicle.
Step S110 is that power battery management system enters charge mode after receiving charging gun connection signal, and keeps charge condition after the start button of vehicle powers on detecting.
According to the embodiment of the present invention for the charging of vehicle and the interlock method of traveling, vehicle first start power on after connect AC charging rifle, onboard charger detects charging gun connection signal output hard signal and shows corresponding charging gun symbol to instrument and send state message, electric machine controller receives charging gun and connects after message according to vehicle speed situation, judge whether to belong to false triggering, then control vehicle running state.The method can be applied to the electronlmobil of the conduction such as AC charging or DC charging charging, thus meets the safety of charging and vehicle traveling, and has good high efficiency with compatible.
Fig. 3 is that AC charging and vehicle travel and interlock diagram of circuit.
Step S301 is that vehicle is in OFF shelves.
Step S302 powers on by start button startup.
Step S303 is that power battery management system startup enters drive pattern.
Step S304 is that onboard charger detects charging gun connection signal.
Step S305 is that onboard charger exports charging gun connection signal to instrument.
Step S306 is instrument display charging gun junction symbol, and gathers transmission charging gun connection signal and send corresponding state message.
Step S307 is that electric machine controller receives charging gun connection message.
Step S308 is for judge whether the speed of a motor vehicle is less than or equal to 3Km/h.
Step S309 is for when judging that the speed of a motor vehicle is less than or equal to 3Km/h, and it is N shelves or P shelves that electric machine controller keeps performing gear.
Step S310 is N shelves or P shelves for keeping performing gear when electric machine controller, and vehicle can not travel.
Further, when step S301 is that vehicle is in DFF shelves, perform step S302 be by start button start power on while, step S302 ＇ is that charging gun connects the execution also simultaneously carrying out another branch, then step S303 ＇ is that onboard charger exports charging gun connection signal to power battery management system, step S304 ＇ is that power battery management system startup enters charge mode, step S305 ＇ powers on for starting by start button, step S306 ＇ is the power battery management system shielding startup request of powering on, keep charge condition, finally perform step S310 for shielding the startup request of powering on when power battery management system, when keeping charge condition, vehicle can not travel.
Step S311 is for being when judging that the speed of a motor vehicle is greater than 3Km/h, and electric machine controller is judged as that false triggering signal keeps motoring condition.
Particularly, vehicle first start power on after connect AC charging rifle, onboard charger exports hard signal to instrument after detecting charging gun connection signal, instrument shows corresponding charging gun symbol and sends state message, electric machine controller receives charging gun and connects after message according to vehicle speed situation, judge whether to belong to false triggering, after the speed of a motor vehicle is greater than pre-set velocity, namely occur that charging gun signal is signal error when vehicle travels, wherein, pre-set velocity is that user is according to safety and need to arrange voluntarily, for protection vehicle driving safety continues to keep motoring condition, when the speed of a motor vehicle is less than pre-set velocity traveling, be judged as that charging gun connects, electric machine controller performs gear and remains N shelves or P shelves, keeping vehicle to be in can not motoring condition.When powering on by start button again after charging gun has first connected, onboard charger exports charging gun connection signal to power battery management system according to the charging gun coupled condition detected, power battery management system startup enters charge mode and no longer responds start button order, thus ensure that electric machine controller is without high tension supply, keeping vehicle to be in can not motoring condition.
Fig. 4 is that DC charging and vehicle travel and interlock diagram of circuit.
Step S401 is that vehicle is in OFF shelves.
Step S402 powers on by start button startup.
Step S403 is that power battery management system startup enters drive pattern.
Step S404 is that power battery management system detects charging gun connection signal.
Step S405 is that power battery management system rigid line exports charging gun signal to instrument.
Step S406 is instrument display charging gun junction symbol, and gathers transmission charging gun connection signal and send corresponding state message.
Step S407 is that electric machine controller receives charging gun connection message.
Step S408 is for judge whether the speed of a motor vehicle is less than or equal to 3Km/h.
Step S409 is for when judging that the speed of a motor vehicle is less than or equal to 3Km/h, and it is N shelves or P shelves that electric machine controller keeps performing gear.
Step S410 is N shelves or P shelves for keeping performing gear when electric machine controller, and vehicle can not travel.
Further, when step S401 is that vehicle is in DFF shelves, perform step S402 be by start button start power on while, step S402 ＇ is that charging gun connects the execution also simultaneously carrying out another branch, then step S403 ＇ is that power battery management system startup enters charge mode, step S404 ＇ powers on by start button startup, step S405 ＇ is the power battery management system shielding startup request of powering on, keep charge condition, finally perform step S410 for shielding the startup request of powering on when power battery management system, when keeping charge condition, vehicle can not travel.
Step S411 is for being when judging that the speed of a motor vehicle is greater than 3Km/h, and electric machine controller is judged as that false triggering signal keeps motoring condition.
Particularly, vehicle first start power on after connect DC charging rifle, power battery management system exports hard signal to instrument after detecting charging gun connection signal, instrument shows corresponding charging gun symbol and sends state message, electric machine controller receives charging gun and connects after message according to vehicle speed situation, judge whether to belong to false triggering, after the speed of a motor vehicle is greater than pre-set velocity, namely occur that charging gun signal is signal error when vehicle travels, wherein, pre-set velocity is that user is according to safety and need to arrange voluntarily, for protection vehicle driving safety continues to keep motoring condition, when the speed of a motor vehicle is less than pre-set velocity traveling, be judged as that charging gun connects, electric machine controller performs gear and remains N shelves or P shelves, keeping vehicle to be in can not motoring condition.When powering on by start button again after charging gun has first connected, power battery management system enters charge mode according to the charging gun coupled condition startup detected and no longer responds start button order, thus ensure that electric machine controller is without high tension supply, keeping vehicle to be in can not motoring condition.
According to the embodiment of the present invention for the charging of vehicle and the interlock method of traveling, vehicle first start power on after connect AC charging rifle, onboard charger detects charging gun connection signal output hard signal and shows corresponding charging gun symbol to instrument and send state message, electric machine controller receives charging gun and connects after message according to vehicle speed situation, judge whether to belong to false triggering, then control vehicle running state.The method can be applied to the electronlmobil of the conduction such as AC charging or DC charging charging, thus meets the safety of charging and vehicle traveling, and has good high efficiency with compatible.
As shown in Figure 5, for realizing Vehicular charging and travelling interlock system schematic diagram.
Particularly, realize Vehicular charging to comprise with the schematic diagram travelling interlock system: combination instrument 107, electric machine controller 80, electrokinetic cell manager 108 and onboard charger 70, wherein charge port is divided into DC charging mouth and AC charging mouth.
Further, AC charging mouth is connected with onboard charger 70, and onboard charger 70 is connected with electrokinetic cell manager 108 and combination instrument 107; DC charging mouth is connected with electrokinetic cell manager 108, and electrokinetic cell manager 108 is connected with combination instrument 107, and wherein, combination instrument 107 and electric machine controller 80 interact.These component parts all use on electronlmobil always, can be applied to the electronlmobil of the conduction such as AC charging or DC charging charging, thus meet the safety of charging and vehicle traveling, and have good compatibility.
As shown in Figure 6, the power system for electronlmobil that one embodiment of the invention proposes comprises electrokinetic cell 10, charging/discharging socket 20, two-way DC/DC module 30, drived control switch 40, two-way DC/AC module 50, motor control switch 60, charge and discharge control module 70 and controller module 80.
Wherein, 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.One end of drived control switch 40 is connected with one end of electrokinetic cell 10, and the other end of drived control switch 40 is 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 the other end of drived control switch 40, second DC terminal b2 of two-way DC/AC module 50 is connected with the other end of electrokinetic cell 10, 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.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 with drived control switch 40, motor control switch 60, and controller module 80 is for controlling drived control switch 40, motor control switch 60 and charge and discharge control module 70 according to the current residing mode of operation of power system.
Further, in an embodiment of the present invention, the current residing mode of operation of power system can comprise drive pattern and charge and discharge mode.When the current residing mode of operation of power system is drive pattern, it is closed to close two-way DC/DC module 30 that controller module 80 controls drived control switch 40, and it is closed with driven motor M to control motor control switch 60, and control charge and discharge control module 70 disconnects.It should be noted that, in an embodiment of the present invention, although motor control switch 60 includes three switches be connected with the input of motor three-phase in Fig. 8, two switches be connected with the input of motor two-phase also can be comprised in other embodiments of the invention, even a switch.As long as the control to motor can be realized at this.Therefore, other embodiments do not repeat them here.When the current residing mode of operation of power system is charge and discharge mode, controller module 80 controls drived control switch 40 and disconnects starting two-way DC/DC module 30, and control motor control switch 60 and disconnect motor M being shifted out, and it is closed to control charge and discharge control module 70, makes external power supply normally charge for electrokinetic cell 10.First DC terminal a1 of two-way DC/DC module 30 is connected with the positive and negative terminal of DC bus with the 3rd DC terminal a3.
In addition, as shown in Figure 7, this power system being used for electronlmobil can also comprise high-tension distribution box 90, instrument 107, battery manager 108 and car load signal 109.Wherein, drived control switch 40, first K switch 1 and second switch K2 can be arranged in high-tension distribution box 90.
As shown in Figure 8, power system for electronlmobil also comprises 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 carrying out precharge 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 comprises the first resistance R1, the first K switch 1 and second switch K2.One end of first resistance R1 is connected with one end of the first K switch 1, the other end of the first resistance R1 is connected with one end of electrokinetic cell 10, the other end of the first K switch 1 is connected with the second DC terminal a2 of two-way DC/DC module 30, first resistance R1 and the first K switch 1 are in parallel with second switch K2 after connecting, wherein, controller module 80 is closed to carry out precharge to the electric capacity C1 in two-way DC/DC module 30 and bus capacitor C0 in power system startup control system first K switch 1, and when the voltage of bus capacitor C0 becomes preset multiple with the voltage of electrokinetic cell 10, control the first K switch 1 to disconnect and control second switch K2 simultaneously and close.
As shown in Figure 8, two-way DC/DC module 30 comprises the first switching valve Q1, second switch pipe Q2, the first diode D1, the second diode D2, the first inductance L 1 and the first electric capacity C1 further.Wherein, first switching valve Q1 and second switch pipe Q2 is connected in series mutually, first switching valve Q1 of mutual series connection and second switch pipe Q2 is connected between the first DC terminal a1 of two-way DC/DC module 30 and the 3rd DC terminal a3, the control of the controlled device module 80 of the first switching valve Q1 and second switch pipe Q2, and between the first switching valve Q1 and second switch pipe Q2, there is first node A.First diode D1 and the first switching valve Q1 reverse parallel connection, the second diode D2 and second switch pipe Q2 reverse parallel connection, one end of the first inductance L 1 is connected with first node A, and the other end of the first inductance L 1 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 L 1, and the other end of the first electric capacity C1 is connected with the other end of electrokinetic cell 10.
In addition, as shown in Figure 8, this power system being used for electronlmobil also comprises drain current and cuts down module 102, and drain 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, drain current is cut down module 102 and is comprised 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 Section Point B.
Usually due to inversion and the grid-connected system of transless isolation, the difficult point that ubiquity drain current is large.Therefore, this power system increases drain current at DC bus positive and negative terminal and cuts down module 102, can effectively reduce drain current.Drain current is cut down module 102 and is comprised two electric capacity C2 and C3 of the same type, it is arranged between DC bus positive and negative terminal and three-phase alternating current midpoint potential, the high-frequency currents of generation can be fed back to DC side when native system works, system high-frequency leakage current operationally can be effectively reduced.
As shown in Figure 8, this power system being used for electronlmobil also comprises 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 8, filtration module 103 comprises inductance L A, LB, LC and electric capacity C4, C5, C6, and two-way DC/AC module 50 can comprise six IGBT, and the point of connection between upper and lower two IGBT is connected with motor control switch 60 with filtration module 103 respectively by electrical bus.
As shown in Figure 8, filtering control module 104 is connected between Section Point B and filtration module 103, and the controlled device module 80 of filtering control module 104 controls, controller module 80 controls filtering control module 104 when the current residing mode of operation of power system is drive pattern and disconnects.Wherein, filtering control module 104 can be electric capacity transfer relay, is made up of contactless switch K10.EMI module 105 is connected between charging/discharging socket 20 and charge and discharge control module 70.It should be noted that, the position of contactless switch k10 is only schematic in fig. 8.In other embodiments of the invention, contactless switch K10 also can be located at other positions, as long as can realize the shutoff to filtration module 103.Such as, in another embodiment of the present invention, this contactless switch K10 also can be connected between two-way DC/AC module 50 and 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 carrying out precharge to electric capacity C4, C5, the C6 in filtration module 103.Wherein, the second preliminary filling control module 106 comprises three resistance R of series connection mutually
a, R
b, R
cwith three-phase preliminary filling K switch 9.
As shown in Figure 8, charge and discharge control module 70 comprises three phase switch K8 and/or single-phase switch K7 further, for realizing three-phase discharge and recharge or single-phase discharge and recharge.
That is, in an embodiment of the present invention, when power system starts, it is closed to carry out precharge to the first electric capacity C1 in two-way DC/DC module 30 and bus capacitor C0 that controller module 80 controls the first K switch 1, and when the voltage of bus capacitor C0 becomes preset multiple with the voltage of electrokinetic cell 10, control the first K switch 1 and disconnect and control second switch K2 simultaneously and close.Like this, the major part of battery low-temp activation technology is realized by two-way DC/DC module 30 and the Large Copacity bus capacitor C0 composition be connected directly between electrical bus and 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, when again the electric energy stored in Large Copacity bus capacitor C0 being filled back electrokinetic cell 10(namely to power battery charging by two-way DC/DC module 30), make the temperature of electrokinetic cell rise to optimum working temperature scope to electrokinetic cell 10 cycle charge-discharge.
When the current residing mode of operation of power system is drive pattern, it is closed to close two-way DC/DC module 30 that controller module 80 controls drived control switch 40, and it is closed with driven motor M to control motor control switch 60, and control charge and discharge control module 70 disconnects.Like this, by two-way DC/AC module 50 DC inverter of electrokinetic cell 10 be alternating current and flow to motor M, can utilize and rotate transformation decoder technique and space vector pulse width modulation (SVPWM) control algorithm to control the operation of motor M.
When the current residing mode of operation of power system is charge and discharge mode, controller module 80 controls drived control switch 40 and disconnects starting two-way DC/DC module 30, and control motor control switch 60 and disconnect motor M being shifted out, and it is closed to control charge and discharge control module 70, makes external power supply such as three-phase electricity or single-phase electricity can normally be charged for electrokinetic cell 10 by charging/discharging socket 20.Namely say, by detecting the relevant information of charging connection signal, AC network electricity system and car load battery management, use two-way DC/AC module 50 and carry out controlled rectification function, and in conjunction with two-way DC/DC module 30, can realize single-phase three-phase electricity to the charging of vehicle mounted dynamic battery 10.
According to the above-mentioned power system for electronlmobil, can realize using civilian or industrial AC network to carry out high power AC charging to electronlmobil, user can efficiently, efficiently be charged whenever and wherever possible, save charging duration, simultaneously without the need to constant-pressure control device and constant-current control device, save space and cost, and be suitable for battery operating voltage wide ranges.
Describe and can be understood in diagram of circuit or in this any process otherwise described or method, represent and comprise one or more for realizing the module of the code of the executable instruction of the step of specific logical function or process, fragment or part, and the scope of the preferred embodiment of the present invention comprises other realization, wherein can not according to order that is shown or that discuss, comprise according to involved function by the mode while of basic or by contrary order, carry out n-back test, this should understand by embodiments of the invention person of ordinary skill in the field.
In flow charts represent or in this logic otherwise described and/or step, such as, the sequencing list of the executable instruction for realizing logic function can be considered to, may be embodied in any computer-readable medium, for instruction execution system, device or equipment (as computer based system, comprise the system of treater or other can from instruction execution system, device or equipment fetch instruction and perform the system of instruction) use, or to use in conjunction with these instruction execution systems, device or equipment.With regard to this specification sheets, " computer-readable medium " can be anyly can to comprise, store, communicate, propagate or transmission procedure for instruction execution system, device or equipment or the device that uses in conjunction with these instruction execution systems, device or equipment.The example more specifically (non-exhaustive list) of computer-readable medium comprises following: the electrical connection section (electronics package) with one or more wiring, portable computer diskette box (magnetic device), random-access memory (ram), read-only memory (ROM) (ROM), erasablely edit read-only memory (ROM) (EPROM or flash memory), fiber device, and portable optic disk read-only memory (ROM) (CDROM).In addition, computer-readable medium can be even paper or other suitable media that can print described program thereon, because can such as by carrying out optical scanning to paper or other media, then carry out editing, decipher or carry out process with other suitable methods if desired and electronically obtain described program, be then stored in computer storage.
Should be appreciated that each several part of the present invention can realize with hardware, software, firmware or their combination.In the above-described embodiment, multiple step or method can with to store in memory and the software performed by suitable instruction execution system or firmware realize.Such as, if realized with hardware, the same in another embodiment, can realize by any one in following technology well known in the art or their combination: the discrete logic with the logic gates for realizing logic function to data-signal, there is the special IC of suitable combinatory 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 is that the hardware that can carry out instruction relevant by program completes, described program can be stored in a kind of computer-readable recording medium, this program perform time, step comprising embodiment of the method one or a combination set of.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing module, also can be that the independent physics of unit exists, also can be integrated in a module by two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, and the form of software function module also can be adopted to realize.If described integrated module using the form of software function module realize and as independently production marketing or use time, also can be stored in a computer read/write memory medium.
The above-mentioned storage medium mentioned can be read-only memory (ROM), disk or CD etc.
In the description of this specification sheets, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, those of ordinary skill in the art can change above-described embodiment within the scope of the invention when not departing from principle of the present invention and aim, revising, replacing and modification.
Claims (8)
1., for the charging of vehicle and an interlock method for traveling, it is characterized in that, comprise the steps:
Vehicle is in OFF shelves, and startup powers on;
Detect vehicle and whether connect charging gun, if so, then detect the type of described charging gun further;
If the type of described charging gun is AC charging rifle, then the charging gun connection signal detected is sent to power battery management system and the instrument of described vehicle by the onboard charger of described vehicle;
Described instrument is after receiving described charging gun connection signal, and the electric machine controller to described vehicle sends charging gun and connects message;
Described electric machine controller, after receiving described charging gun connection signal, detects the moving velocity of described vehicle, and when judging that described moving velocity is less than or equal to pre-set velocity, keeping performing gear is that preset gear is in not motoring condition to control described vehicle; And
Described power battery management system enters charge mode after receiving described charging gun connection signal, and keeps charge condition after the start button of described vehicle powers on detecting.
2. interlock method as claimed in claim 1, is characterized in that, described instrument, after receiving described charging gun connection signal, also comprises the steps: display charging gun junction symbol, and gathers transmission charging gun connection signal.
3. interlock method as claimed in claim 1, is characterized in that, described electric machine controller, when judging that described moving velocity is greater than described pre-set velocity, is judged as false triggering and keeps the motoring condition of described vehicle.
4. the interlock method as described in claim 1 or 3, is characterized in that, described pre-set velocity is 3Km/h.
5. interlock method as claimed in claim 1, it is characterized in that, described preset gear is N shelves or P shelves.
6. interlock method as claimed in claim 1, is characterized in that, described power battery management system, while the described charge condition of maintenance, shields the electrifying startup instruction of described start button.
7. interlock method as claimed in claim 1, it is characterized in that, described instrument is communicated by CAN bus with described electric machine controller.
8. interlock method as claimed in claim 1, is characterized in that, if the type of described charging gun is DC charging rifle, comprise the steps:
The charging gun connection signal detected is sent to the instrument of described vehicle by described power battery management system;
Described instrument is after receiving described charging gun connection signal, and the electric machine controller to described vehicle sends charging gun and connects message;
Described electric machine controller, after receiving described charging gun connection signal, detects the moving velocity of described vehicle, and when judging that described moving velocity is less than or equal to pre-set velocity, keeping performing gear is that preset gear is in not motoring condition to control described vehicle; And
Described power battery management system enters charge mode after receiving described charging gun connection signal, and keeps charge condition after the start button of described vehicle powers on detecting.
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