CN208962815U - The control device and electric car of electric car - Google Patents
The control device and electric car of electric car Download PDFInfo
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- CN208962815U CN208962815U CN201821594806.8U CN201821594806U CN208962815U CN 208962815 U CN208962815 U CN 208962815U CN 201821594806 U CN201821594806 U CN 201821594806U CN 208962815 U CN208962815 U CN 208962815U
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Abstract
The utility model discloses the control device and electric car of a kind of electric car, the control device of electric car includes power-supply management system, dynamical system, entire car controller, air-conditioning switch control circuit and air-conditioning system, the controlled end of air-conditioning switch control circuit is connect with entire car controller, the input terminal of air-conditioning switch control circuit and the output end of power-supply management system connect, and the power input of air-conditioning switch control circuit and air-conditioning system connects；The output end of power-supply management system is also connect with dynamical system；Wherein, entire car controller, for detecting the fault detection signal of air-conditioning system, and when the fault detection signal according to air-conditioning system determines air-conditioning system failure, control air-conditioning switch control circuit disconnects the electrical connection of power-supply management system and air-conditioning system.The utility model, which solves air-conditioning system failure during electric car works on power perhaps driving, causes vehicle that can not work on power or lower electricity immediately, and the problem of influence normal driving.
Description
Technical field
The utility model relates to electronic circuit technology field, in particular to the control device and electronic vapour of a kind of electric car
Vehicle.
Background technique
Energy-saving and environmental protection, safety are the developing direction of future automobile, are the overriding concern factor of Automobile Design safely.Pure electricity
Electrical automobile or oil electricity hybrid vehicle are that one kind can use power accumulator for the automobile of power source.
In the car, be provided with air-conditioning system mostly, air-conditioning system be connected in parallel on power battery positive and negative anodes with dynamical system,
The energy for directly using power accumulator, when air-conditioning system breaks down, for the protection to power accumulator, vehicle control
Device processed will forbid power storage battery energy to export, and then influence normal driving conditions.
Utility model content
The main purpose of the utility model is the control device and electric car for proposing a kind of electric car, it is intended to be solved
Electric car work on power perhaps driving during air-conditioning system failure cause vehicle can not work on power or immediately under
Electricity, and influence normal the problem of driving a vehicle.
To achieve the above object, the utility model proposes a kind of control device of electric car, the controls of the electric car
Device processed includes power-supply management system, dynamical system, entire car controller, air-conditioning switch control circuit and air-conditioning system, the sky
The controlled end of tune switch control circuit is connect with the entire car controller, the input terminal of the air-conditioning switch control circuit with it is described
The output end of power-supply management system connects, and the air-conditioning switch control circuit is connect with the power input of the air-conditioning system；
The output end of the power-supply management system is also connect with the dynamical system；Wherein,
The entire car controller, for detecting the fault detection signal of the air-conditioning system, and according to the air-conditioning system
When the fault detection signal of system determines the air-conditioning system failure, controls the air-conditioning switch control circuit and disconnect the power supply pipe
The electrical connection of reason system and the air-conditioning system.
Optionally, the control device of the electric car further includes wireless communication line, and the wireless communication line is used for
Realize the communication connection of external communications equipment and the entire car controller；
The entire car controller is also used to the control when the air-conditioning for receiving external communications equipment output opens control instruction
The air-conditioning switch control circuit closure is made, to realize the electrical connection of the power-supply management system Yu the air-conditioning system.
Optionally, the air-conditioning switch control circuit includes the first electronic switch and the second electronic switch, first electricity
Sub switch is arranged in series between the cathode power supply end of the air-conditioning system and the positive terminal of the power-supply management system；Described
Two electronic switches are arranged in series between the negative electricity source of the air-conditioning system and the negative pole end of the power-supply management system.
Optionally, the control device of the electric car further includes dynamical system ON-OFF control circuit, the dynamical system
The controlled end of ON-OFF control circuit is connect with the entire car controller, the input terminal of the dynamical system ON-OFF control circuit and institute
State the output end connection of power-supply management system, the power input of the dynamical system ON-OFF control circuit and the dynamical system
Connection；
The entire car controller, when being also used to persistently receive vehicle insulating signal in the first predetermined period, output the
One control signal disconnects the electrical of the power-supply management system and the air-conditioning system to control the air-conditioning switch control circuit
Connection；
And in the second predetermined period for exporting the first control signal, when persistently receiving the vehicle insulating signal
Second control signal is exported, disconnects the power-supply management system and the power to control the dynamical system ON-OFF control circuit
The electrical connection of system.
Optionally, the dynamical system ON-OFF control circuit includes third electronic switch and the 4th electronic switch, and described
Three electronic switches are arranged in series between the cathode power supply end of the dynamical system and the positive terminal of the power-supply management system；Institute
State the 4th electronic switch be arranged in series in the dynamical system negative electricity source and the power-supply management system negative pole end it
Between.
Optionally, the control device of the electric car further includes power supply power supply switching circuit, the power supply power supply switch
The input terminal of circuit is connect with the power-supply management system, and the output end of the power supply power supply switching circuit is moved with described respectively
The input terminal of Force system ON-OFF control circuit is connected with the input terminal of the air-conditioning switch control circuit；
The entire car controller, be also used to receive power on control instruction when, control power supply power supply switch respectively
Circuit, the dynamical system ON-OFF control circuit and air-conditioning switch control circuit closure, to the dynamical system and sky
Adjusting system is pre-charged.
Optionally, the power supply power supply switching circuit includes the 5th electronic switch, the 6th electronic switch, the 7th electronic switch
And current limiting element, the input terminal and the power management system of the input terminal of the 5th electronic switch and the 6th electronic switch
The positive terminal of system connects, the output end of the 5th electronic switch it is just defeated with the dynamical system ON-OFF control circuit respectively
Enter end to connect with the positive input terminal of the air-conditioning switch control circuit；The input terminal and the power supply pipe of 7th electronic switch
The negative pole end of reason system connects, the output end of the 7th electronic switch respectively with the dynamical system ON-OFF control circuit
Negative input end is connected with the negative input end of the air-conditioning switch control circuit；The output end of 6th electronic switch is through the limit
Fluid element is connect with the output end of the 5th electronic switch.
Optionally, the control device of the electric car further includes high voltage distribution box, the air-conditioning switch control circuit, institute
It states entire car controller and the dynamical system ON-OFF control circuit is set in the high voltage distribution box.
The utility model also proposes a kind of electric car, the control device including electric car as described above.
The utility model by being arranged in series an air-conditioning switch control circuit between air-conditioning system and power-supply management system,
And the fault detection signal of air-conditioning system is detected by entire car controller, thus true according to the fault detection signal of air-conditioning system
When determining air-conditioning system failure, control air-conditioning switch control circuit disconnects power-supply management system and connects with the electrical of the air-conditioning system
It connects；When determining that air-conditioning system works normally according to air-conditioning system high-voltage interlocking signal, control air-conditioning switch control circuit closure,
To realize the electrical connection of power-supply management system Yu the air-conditioning system.So set, during running car, if air-conditioning
System can work normally, and power-supply management system can then power simultaneously for air-conditioning system and dynamical system, and in air-conditioning system
When there is high-voltage interlocking failure, then the electrical connection of air-conditioning system and power-supply management system is disconnected, power-supply management system can at this time
It is dynamical system power supply not influenced by air-conditioning system.The utility model realize for control air-conditioning system it is independently-powered,
So that air-conditioning system is isolated with the power supply of dynamical system, with when there are the failures such as high-voltage interlocking in air-conditioning system, power supply
Management system is also able to achieve as dynamical system power supply.The utility model is solved in the mistake that electric car works on power or drives a vehicle
Cheng Zhong, air-conditioning system failure cause vehicle that can not work on power or lower electricity immediately, and the problem of influence normal driving.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the functional block diagram of one embodiment of control device of the utility model electric car；
Fig. 2 is the functional block diagram of another embodiment of control device of the utility model electric car；
Fig. 3 is the functional block diagram of the another embodiment of control device of the utility model electric car；
Fig. 4 is the functional block diagram of the control device another embodiment of the utility model electric car；
Fig. 5 is the electrical block diagram of one embodiment of control device of the utility model electric car.
Drawing reference numeral explanation:
| Label | Title | Label | Title |
| 10 | Power-supply management system | 70 | Dynamical system ON-OFF control circuit |
| 20 | Dynamical system | 80 | Power supply power supply switching circuit |
| 30 | Entire car controller | 90 | High voltage distribution box |
| 40 | Air-conditioning switch control circuit | K1~K7 | First electronic switch~the 7th electronic switch |
| 50 | Air-conditioning system | R1 | Current limiting element |
| 60 | Wireless communication line | RS1 | Resistance wire |
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that if related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction is only used for explaining opposite between each component under a certain particular pose (as shown in the picture)
Positional relationship, motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, if relating to the description of " first ", " second " etc. in the utility model embodiment, " first ", " the
Two " etc. description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated meaning
The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one
A this feature.It in addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill
Based on personnel can be realized, this technical side will be understood that when the combination of technical solution appearance is conflicting or cannot achieve
The combination of case is not present, also not within the protection scope of the requires of the utility model.
The utility model proposes a kind of control device of electric car, which can be pure electric automobile, or
Oil-electric vehicle.
Referring to figs. 1 to Fig. 5, in an embodiment of the utility model, the control device of the electric car includes power management
System 10, dynamical system 20, entire car controller 30, air-conditioning switch control circuit 40 and air-conditioning system 50, the air-conditioning switch control
The controlled end of circuit 40 processed is connect with the entire car controller 30, the input terminal and the electricity of the air-conditioning switch control circuit 40
The output end of management system 10 connects, and the power input of the air-conditioning switch control circuit 40 and the air-conditioning system 50 connects
It connects；The output end of the power-supply management system 10 is also connect with the dynamical system 20；Wherein,
The entire car controller 30, for detecting the fault detection signal of the air-conditioning system 50, and according to the sky
When the fault detection signal of adjusting system 50 determines 50 failure of air-conditioning system, controls the air-conditioning switch control circuit 40 and disconnect
The electrical connection of the power-supply management system 10 and the air-conditioning system 50.
In the present embodiment, power-supply management system 10 is used to power for dynamical system 20 and air-conditioning system 50, power management system
System 10 includes but is not limited to battery pack, battery manager, and battery pack includes multiple monocells, and multiple monocells can connect and set
It sets, is perhaps arranged in parallel or multiple groups battery parallel connection is arranged in series again later.Battery manager can turn the alternating current of access
It is stored after being changed to direct current.Power-supply management system 10 can be set in the centre of electric automobile whole vehicle foreside, lower part
Or rear portion.Entire car controller 30 is connect with power-supply management system 10, and each battery in power-supply management system 10 can be monitored in real time
Voltage, electric current and remaining capacity, and when any one parameter is unsatisfactory for condition wherein, corresponding control signal is exported, with control
Power-supply management system 10 or other systems module action processed.
Dynamical system 20 includes but is not limited to range extender system, electric system and high tension distribution system；Wherein, distance increasing unit system
System includes engine and the engine controller and generator that connect with engine and the generator control connecting with generator
Device, electric system include driving motor system.Entire car controller 30 connects with engine controller, driving motor system communication respectively
It connects, driving motor system is connect with inter-axle shaft.Entire car controller 30 as vehicle control centre by CAN bus respectively with
Engine controller, power-supply management system 10 and driving motor system communication.When entire car controller 30 drives electricity to vehicle when driving
Machine system, the energy transmission that power-supply management system 10 exports battery to driving motor simultaneously pass through transmission shaft-driven vehicle.Mixed
In mould assembly automobile, entire car controller 30 can monitor the information of each system feedback in real time, and analyze the energy drive demand of vehicle,
When vehicle energy requirement is larger, and power-supply management system 10 can not provide, entire car controller 30 is started by CAN bus order
Machine controller controls engine start.When engine start post consumption fuel oil drives generator rotation, engine controller root
The order of generated output is sent to engine controller according to the energy requirement of entire car controller 30；Engine controller receives should
It is charged by high tension distribution system to power-supply management system 10 after order, driving motor system at work, drives inter-axle shaft
Rear-wheel rotation is operated and then driven, running car is driven.Energy a part of generator is distributed to power supply by high tension distribution system
Management system 10 charges, and another part is then supplied directly to driving motor system for driving running car；Generator control
Both device processed and engine controller are connected with each other, whether controlling the starting of engine and generator.
Air-conditioning system 50 include but is not limited to compressor, interior heat exchanger, vehicle external heat exchanger, expansion valve, four-way valve and
Connecting their pipeline, work may be implemented in refrigeration mode or heating mode, such as in cooling mode in air-conditioning system 50,
It after air-conditioning system 50 is compressed refrigerant using compressor, commutates through four-way valve, refrigerant flows to mouth stream from refrigeration
It is condensed into liquid after entering the heat dissipation of vehicle external heat exchanger, then atomization becomes gas-liquid shape after decompression throttling after two-way heating power expansion valve
Then state is evaporated after interior heat exchanger, cold wind is blown into interior realize by air blower and is freezed, is then changed using four-way
It is entered in compressor to the gas returning port of valve；And in a heating mode, refrigerant is in reverse flow, after compressor compresses
High-temperature high-pressure refrigerant gas flows to mouth and is flowed into interior heat exchanger and radiates after four-way reversing valve commutates from heating, air blast
Heat is blown into interior realize and heated by machine, and the refrigerant after heat dissipation becomes gas-liquid mixture phase after two-way heating power expansion valve,
The heat then absorbed after vehicle external heat exchanger in environment becomes gaseous state, then enters compressor by four-way reversing valve
In.Certain air-conditioning system 50 can also realize dehumidifying, calm sense or other modes, herein with no restrictions.
It should be noted that the driving voltage that air-conditioning system 50 and dynamical system 20 work is by power-supply management system 10
It providing, two power inputs of air-conditioning system 50 and dynamical system 20 are connected in parallel on the battery plus-negative plate of power-supply management system 10,
Namely energy directly is provided by battery, when the failure of air-conditioning system 50, such as there is short circuit or the insulation of air-conditioning system 50
When property low or high-voltage interlocking such as is not switched at the failures, the present embodiment is illustrated by taking high-voltage interlocking failure as an example, generally, in sky
A high-voltage detecting circuit, or referred to as high-voltage interlocking access is arranged in the low-pressure side of adjusting system 50, and in the normal work of air-conditioning system 50
When work namely on high-tension side current loop are connected to, the high-voltage detecting circuit of low-pressure side can export the level signal of an overturning, and defeated
Out to entire car controller 30, and when on high-tension side current loop is not connected to, the level signal of the high-voltage detecting circuit of low-pressure side
It will not change, entire car controller 30 is whole in order to avoid each battery in these failures damage power-supply management system 10 at this time
Vehicle controller 30 stops working power-supply management system 10 is controlled, namely forbids the output of the energy content of battery.And in pure electric automobile
In dynamical system 20 be power to work by power-supply management system 10, once power-supply management system 10 stops working, this
Will lead to pure electric automobile can not normally work on power, or during driving power down and can not normally travel, and shadow
Ring the driving conditions of automobile.
To solve the above-mentioned problems, the utility model between air-conditioning system 50 and power-supply management system 10 by connecting
One air-conditioning switch control circuit 40 is set, and detects the fault detection signal of air-conditioning system 50 by entire car controller 30, thus
When determining 50 failure of air-conditioning system according to the fault detection signal of air-conditioning system 50, control air-conditioning switch control circuit 40 is disconnected
The electrical connection of switch power supply management system 10 and the air-conditioning system 50；It is determined according to 50 high-voltage interlocking signal of air-conditioning system
When air-conditioning system 50 works normally, control air-conditioning switch control circuit 40 is closed, to realize power-supply management system 10 and the sky
The electrical connection of adjusting system 50.So set, during running car, if air-conditioning system 50 can work normally, power supply
Management system 10 can then power simultaneously for air-conditioning system 50 and dynamical system 20, and high-voltage interlocking event occur in air-conditioning system 50
When barrier, then the electrical connection of air-conditioning system 50 Yu power-supply management system 10 is disconnected, power-supply management system 10 can not be by sky at this time
The influence of adjusting system 50 and be dynamical system 20 power.The utility model realize for control air-conditioning system 50 it is independently-powered, from
And air-conditioning system 50 is isolated with the power supply of dynamical system 20, with when there are the failures such as high-voltage interlocking in air-conditioning system 50,
Power-supply management system 10 is also able to achieve as the power supply of dynamical system 20.The utility model solve work on power in electric car or
During driving, 50 failure of air-conditioning system causes vehicle that can not work on power or lower electricity immediately, and influence normally to drive a vehicle
Problem.
It is understood that entire car controller 30 during automotive service, can monitor the work of air-conditioning system 50 in real time
Make state, in the fault detection signal according to air-conditioning system 50, such as the insulation fault of high-voltage interlocking signal or air conditioner is true
Determine 50 failure of air-conditioning system, and controls air-conditioning switch control circuit 40 and disconnect power-supply management system 10 and the air-conditioning system 50
Electrical connection after, if entire car controller 30 receives high-voltage interlocking signal, and receive air-conditioning system within continuous N number of period
50 high-voltage interlockings are in the closure state, then it represents that high-voltage interlocking failure is already removed, and then can control air-conditioning switch control at this time
Circuit 40 processed is closed, to realize the electrical connection of power-supply management system 10 Yu the air-conditioning system 50, in this process, vehicle
Controller 30 can also export alarm alert signal, to remind user's air-conditioning failure, remind the user that and need to air-conditioning system
50 are overhauled or trouble shooting, user can continue to use air-conditioning system 50.Wherein the value range of N is in 5~10
Arbitrary integer.
It is understood that with the development of automotive engineering, automobile is increasingly towards energy-saving and environmental protection, safety and comfortable
Direction is developed.For automobile when not working for a long time, interior temperature may be too low or too high or stuffy, and unfavorable
In the physical and mental health of user.User needs to open a window and breathe freely after a certain period of time, could use vehicle when using vehicle at this time, and
It brings great inconvenience to users.
Referring to figs. 1 to Fig. 5, to solve the above-mentioned problems, in an alternative embodiment, the control device of the electric car
It further include wireless communication line 60, the wireless communication line 60 is for realizing external communications equipment and the entire car controller 30
Communication connection；
The entire car controller 30 is also used to when the air-conditioning for receiving external communications equipment output opens control instruction,
It controls the air-conditioning switch control circuit 40 to be closed, to realize the electricity of the power-supply management system 10 and the air-conditioning system 50
Gas connection.
In the present embodiment, wireless communication line 60 can use infrared receiving/transmission circuit, the wireless communication lines such as bluetooth module
60 realize, wireless communication line 60 can receive the control instruction of the external communications equipments such as remote control, mobile phone sending, such as drive
Lock, automobile work on power, and air-conditioning etc. are opened, and the control instruction received is exported to entire car controller 30, so that vehicle control
Control instruction output controls signal to device 30 processed accordingly based on the received.And in the control for the opening air-conditioning for receiving user's sending
It when instruction, controls the air-conditioning switch control circuit 40 and is closed, to realize the power-supply management system 10 and the air-conditioning system
50 electrical connection, and worked according to the control instruction control air-conditioning system 50 of user's output, such as control 50 work of air-conditioning system
Make in refrigeration or heating mode and the adjusting of temperature etc..So set, under the working condition that automobile is in lower electricity, it is real
The control of remote opening air-conditioning is showed.It should be noted that power-supply management system 10 can be only that air-conditioning system 50 is powered at this time,
Namely dynamical system 20 does not power on, to be conducive to the energy-saving and environmental protection of battery, and improves the cruising ability of battery.Certainly, at it
In his embodiment, under the working condition that automobile is in lower electricity, user can also control automobile by wireless communication line 60
The work of other systems module, can specifically be controlled, herein with no restrictions according to the needs of users.
Referring to figs. 1 to Fig. 5, in above-described embodiment, the air-conditioning switch control circuit 40 include the first electronic switch K1 and
Second electronic switch K2, the first electronic switch K1 is arranged in series cathode power supply end and the electricity in the air-conditioning system 50
Between the positive terminal of management system 10；The second electronic switch K2 is arranged in series in the negative power supply of the air-conditioning system 50
Between end and the negative pole end of the power-supply management system 10.
In the present embodiment, the first electronic switch K1 and the second electronic switch K2 can be using electronics such as relay, contactors
For switch to realize, the present embodiment is chosen as relay, and in the first electronic switch K1 and the second electronic switch K2, can be set
One group of transfer contact is realized, or in a further embodiment, the first electronic switch K1 and the second electronic switch K2 are one
Relay is realized using multiple groups transfer contact namely the first electronic switch K1 and the second electronic switch K2 is integrated in same relay
In device.First electronic switch K1 and the second electronic switch K2 can also be realized using linked switch, namely receive vehicle control
When the output of device 30 control signal processed, it can simultaneously switch off or be closed at.It is understood that those skilled in the art are in reality
Border between entire car controller 30 and electronic switch, is additionally provided with corresponding drive in application, according to the selection of electronic switch difference
Dynamic circuit or peripheral circuit, details are not described herein again.
Referring to figs. 1 to Fig. 5, in an alternative embodiment, the control device of the electric car further includes that dynamical system is opened
Control circuit 70 is closed, the controlled end of the dynamical system ON-OFF control circuit 70 is connect with the entire car controller 30, described dynamic
The input terminal of Force system ON-OFF control circuit 70 is connect with the output end of the power-supply management system 10, the dynamical system switch
Control circuit 70 is connect with the power input of the dynamical system 20；
The entire car controller 30, when being also used to persistently receive vehicle insulating signal in the first predetermined period, output
First control signal disconnects the power-supply management system 10 and the air-conditioning system to control the air-conditioning switch control circuit 40
50 electrical connection；
And in the second predetermined period for exporting the first control signal, when persistently receiving the vehicle insulating signal
Export second control signal, with control the dynamical system ON-OFF control circuit 70 disconnect the power-supply management system 10 with it is described
The electrical connection of dynamical system 20.
The busbar voltage of electric car is higher, usually 336V, 384V, and electric coach is generally up to 580-600V,
In electric car forming process, it is necessary to assure high-insulation, and improve the safety of electric car.For this purpose, also setting in the car
It is equipped with insulating monitoring circuit, such as by the way that leakage current detection circuit is arranged, to detect whether vehicle leaks electricity, such as detection vapour
The metals such as shell of vehicle position, and it is easy to appear the place of electric leakage, and will test signal and export to entire car controller 30, so that
Entire car controller 30 exports corresponding control signal, can be with auto Not Permitted electrifying startup when serious, or automobile is forced to stop fortune
Row.Specifically, entire car controller 30 can be by received vehicle insulating signal value compared with default insulation values, and presets being greater than
When insulation values, then the insulating properties for characterizing vehicle is higher, and automobile can be with electrifying startup or normally travel at this time.And it is pre- being less than
If when insulation values, in order to avoid erroneous judgement, can continue to receive insulating signal in the first predetermined period, then characterize vehicle
Insulating properties is poor, can control the air-conditioning switch control circuit 40 at this time and disconnects power-supply management system 10 and air-conditioning system 50
Electrical connection, stops working to control air-conditioning system 50, to determine whether for the electric leakage of air-conditioning system 50.In shutdown air-conditioning system
After 50 power supply continues the second predetermined period, if still being able to receive vehicle insulating signal at this time less than default insulation letter
Number, then it can control dynamical system ON-OFF control circuit 70 and disconnect the electrical of power-supply management system 10 and the dynamical system 20
Connection, thus auto Not Permitted electrifying startup, or force automobile out of service.Wherein the first predetermined period and the second predetermined period
Value range be 5~10 in arbitrary integer.
Referring to figs. 1 to Fig. 5, in an alternative embodiment, the dynamical system ON-OFF control circuit 70 includes third electronics
Switch K3 and the 4th electronic switch K4, the third electronic switch K3 are arranged in series in the cathode power supply end of the dynamical system 20
Between the positive terminal of the power-supply management system 10；The 4th electronic switch K4 is arranged in series in the dynamical system 20
Between negative electricity source and the negative pole end of the power-supply management system 10.
In the present embodiment, third electronic switch K3 and the 4th electronic switch K4 can be using electronics such as relay, contactors
For switch to realize, the present embodiment is chosen as relay, and third electronic switch K3 and the 4th electronic switch K4, can be set one
Group transfer contact realizes, or in a further embodiment, third electronic switch K3 and the 4th electronic switch K4 be one after
Electric appliance is realized using multiple groups transfer contact namely third electronic switch K3 and the 4th electronic switch K4 is integrated in same relay
In.Third electronic switch K3 and the 4th electronic switch K4 can also be realized using linked switch, namely receive full-vehicle control
When the output control signal of device 30, it can simultaneously switch off or be closed at.It is understood that those skilled in the art are in reality
In application, it is different according to the selection of electronic switch, between entire car controller 30 and electronic switch, it is additionally provided with corresponding driving
Circuit or peripheral circuit, details are not described herein again.
Referring to figs. 1 to Fig. 5, in an alternative embodiment, the control device of the electric car further includes that power supply power supply is opened
Powered-down road 80, the input terminal of the power supply power supply switching circuit 80 are connect with the power-supply management system 10, the power supply power supply
The output end of switching circuit 80 respectively with the input terminal of the dynamical system ON-OFF control circuit 70 and the air-conditioning switch control
The input terminal of circuit 40 processed connects；
The entire car controller 30, be also used to receive power on control instruction when, control the power supply power supply respectively and open
Powered-down road 80, the dynamical system ON-OFF control circuit 70 and the air-conditioning switch control circuit 40 closure, to the power
System 20 and air-conditioning system 50 are pre-charged.
In the present embodiment, when automobile powers on, entire car controller 30 controls the power supply power supply switching circuit 80, described
Dynamical system ON-OFF control circuit 70 and the air-conditioning switch control circuit 40 closure, to the dynamical system 20 and air-conditioning system
System 50 is pre-charged.
Entire car controller 30 is also used to detect whether vehicle is pre-charged success, when vehicle is pre-charged failure, disconnects air-conditioning
ON-OFF control circuit 40 is again pre-charged dynamical system 20, if precharge failure, can make vehicle enter suspend mode
It is powered on again after working condition.
Referring to figs. 1 to Fig. 5, in an alternative embodiment, the power supply power supply switching circuit 80 includes the 5th electronic switch
K5, the 6th electronic switch K6, the 7th electronic switch K7 and current limiting element R1, the input terminal of the 5th electronic switch K5 and described
The input terminal of 6th electronic switch K6 is connect with the positive terminal of the power-supply management system 10, and the 5th electronic switch K5's is defeated
Outlet respectively with the positive input terminal of the dynamical system ON-OFF control circuit 70 and the air-conditioning switch control circuit 40 just
Input terminal connection；The input terminal of the 7th electronic switch K7 is connect with the negative pole end of the power-supply management system 10, and described
The output end of seven electronic switch K7 is opened with the negative input end of the dynamical system ON-OFF control circuit 70 and the air-conditioning respectively
Close the negative input end connection of control circuit 40；The output end of the 6th electronic switch K6 is through the current limiting element R1 and described the
The output end of five electronic switch K5 connects.
In the present embodiment, current limiting element R1 can have the element of cut-off current characteristics to realize using inductance, resistance etc., this reality
It is optional using resistance to apply example.5th electronic switch K5, the 6th electronic switch K6, the 7th electronics can use relay, contactor
Electronic switches are waited to realize, the present embodiment is chosen as relay, it is to be understood that those skilled in the art are in practical application
When, it is different according to the selection of electronic switch, between entire car controller 30 and electronic switch, it is additionally provided with corresponding driving circuit
Or peripheral circuit, details are not described herein again.
When master controller receives and powers on control instruction, control the 6th electronic switch K6 and the 7th electronic switch K7 is closed
It closes, while also controlling the first electronic switch K4 of electronic switch K1~the 4th closure, for air-conditioning system 50 and the confession of dynamical system 20
Electricity, and after precharge, the 5th electronic switch K5 and the 7th electronic switch K7 is controlled, while also controlling third electronic switch
K3 and the 4th electronic switch K4 closure, the first electronic switch K1 and the second electronic switch K2 are disconnected.
Referring to figs. 1 to Fig. 5, in an alternative embodiment, the control device of the electric car further includes high voltage distribution box
90, the air-conditioning switch control circuit 40, the entire car controller 30 and the dynamical system ON-OFF control circuit 70 are set to
In the high voltage distribution box 90.
In the present embodiment, the high voltage power supply that power-supply management system 10 exports can be reasonably allocated to respectively by high voltage distribution box 90
A on-board high-voltage electrical appliance, such as air-conditioning system 50, dynamical system 20 etc..Electric machine controller can be set on high voltage distribution box 90
Plug-in unit, heater terminal connector, air-conditioning termination plug-in unit, charger termination plug-in unit, battery-end connector, DC/DC termination is terminated to insert
Part.The circuits such as air-conditioning switch control circuit 40, the entire car controller 30 and the dynamical system ON-OFF control circuit 70 after
Electric appliance, fuse and connecting copper bar then can be set in box body.Electric machine controller terminates plug-in unit, heater terminal connector, sky
Termination plug-in unit, charger termination plug-in unit and DC/DC termination plug-in unit are adjusted by connecting copper bar and relay and battery-end can be passed through
The pluggable connection of connector, by relay and the pluggable connection of battery, electric machine controller terminates plug-in unit, adds battery-end plug connector
Hot device termination plug-in unit, air-conditioning termination plug-in unit, charger termination plug-in unit and DC/DC termination plug-in unit are series in high-voltage interlocking access,
High-voltage interlocking access is connected to entire car controller 30.
Referring to figs. 1 to Fig. 5, in above-described embodiment, the control device of electric car further includes heater (figure does not indicate), is used
It charges in electric car, and when environment temperature is lower, is heated to battery.In the present embodiment, heater can using after
Electric appliance, resistance wire and current-limiting resistance are realized, after relay K8, resistance wire RS1 and current-limiting resistance R2 are arranged in series, are arranged in parallel
In the both ends of the positive and negative electrode of battery.
The utility model also proposes a kind of electric car, the control device including electric car as described above.This is electronic
The detailed construction of the control device of automobile can refer to above-described embodiment, and details are not described herein again；It is understood that due in this reality
With the control device for having used above-mentioned electric car in novel electric vehicle, therefore, the embodiment of the utility model electric car
Whole technical solutions of control device whole embodiments including above-mentioned electric car, and technical effect achieved also complete phase
Together, details are not described herein.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
Under all utility models in the utility model are conceived, equivalent structure made based on the specification and figures of the utility model
Transformation, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (9)
1. a kind of control device of electric car, which is characterized in that the control device of the electric car includes power management system
System, dynamical system, entire car controller, air-conditioning switch control circuit and air-conditioning system, the air-conditioning switch control circuit it is controlled
End is connect with the entire car controller, the input terminal of the air-conditioning switch control circuit and the output end of the power-supply management system
Connection, the air-conditioning switch control circuit are connect with the power input of the air-conditioning system；The power-supply management system it is defeated
Outlet is also connect with the dynamical system；Wherein,
The entire car controller, for detecting the fault detection signal of the air-conditioning system, and according to the air-conditioning system
When fault detection signal determines the air-conditioning system failure, controls the air-conditioning switch control circuit and disconnect the power management system
The electrical connection of system and the air-conditioning system.
2. the control device of electric car as described in claim 1, which is characterized in that the control device of the electric car is also
Including wireless communication line, the wireless communication line connects for realizing the communication of external communications equipment and the entire car controller
It connects；
The entire car controller is also used to control institute when the air-conditioning for receiving external communications equipment output opens control instruction
Air-conditioning switch control circuit closure is stated, to realize the electrical connection of the power-supply management system Yu the air-conditioning system.
3. the control device of electric car as described in claim 1, which is characterized in that the air-conditioning switch control circuit includes
First electronic switch and the second electronic switch, first electronic switch are arranged in series in the cathode power supply end of the air-conditioning system
Between the positive terminal of the power-supply management system；Second electronic switch is arranged in series in the negative electricity of the air-conditioning system
Between source and the negative pole end of the power-supply management system.
4. the control device of electric car as described in claim 1, which is characterized in that the control device of the electric car is also
Including dynamical system ON-OFF control circuit, the controlled end and the entire car controller of the dynamical system ON-OFF control circuit connect
It connects, the input terminal of the dynamical system ON-OFF control circuit is connect with the output end of the power-supply management system, the dynamical system
System ON-OFF control circuit is connect with the power input of the dynamical system；
The entire car controller, when being also used to persistently receive vehicle insulating signal in the first predetermined period, the first control of output
Signal processed disconnects electrically connecting for the power-supply management system and the air-conditioning system to control the air-conditioning switch control circuit
It connects；
And in the second predetermined period for exporting the first control signal, output when persistently receiving the vehicle insulating signal
Second control signal disconnects the power-supply management system and the dynamical system to control the dynamical system ON-OFF control circuit
Electrical connection.
5. the control device of electric car as claimed in claim 4, which is characterized in that the dynamical system ON-OFF control circuit
Including third electronic switch and the 4th electronic switch, the third electronic switch is arranged in series the anode electricity in the dynamical system
Between source and the positive terminal of the power-supply management system；4th electronic switch is arranged in series in the negative of the dynamical system
Between pole power end and the negative pole end of the power-supply management system.
6. the control device of electric car as claimed in claim 4, which is characterized in that the control device of the electric car is also
Including power supply power supply switching circuit, the input terminal of the power supply power supply switching circuit is connect with the power-supply management system, described
The output end of power supply power supply switching circuit is opened with the input terminal of the dynamical system ON-OFF control circuit and the air-conditioning respectively
Close the input terminal connection of control circuit；
The entire car controller, be also used to receive power on control instruction when, control respectively the power supply power supply switching circuit,
The dynamical system ON-OFF control circuit and air-conditioning switch control circuit closure, to the dynamical system and air-conditioning system
It is pre-charged.
7. the control device of electric car as claimed in claim 6, which is characterized in that the power supply power supply switching circuit includes
5th electronic switch, the 6th electronic switch, the 7th electronic switch and current limiting element, the input terminal of the 5th electronic switch and institute
The input terminal for stating the 6th electronic switch is connect with the positive terminal of the power-supply management system, the output end of the 5th electronic switch
Connect respectively with the positive input terminal of the dynamical system ON-OFF control circuit and the positive input terminal of the air-conditioning switch control circuit
It connects；The input terminal of 7th electronic switch is connect with the negative pole end of the power-supply management system, the 7th electronic switch
Output end it is defeated with bearing for the negative input end of the dynamical system ON-OFF control circuit and the air-conditioning switch control circuit respectively
Enter end connection；The output end of 6th electronic switch connects through the output end of the current limiting element and the 5th electronic switch
It connects.
8. the control device of the electric car as described in claim 4 to 7 any one, which is characterized in that the electric car
Control device further include high voltage distribution box, the air-conditioning switch control circuit, the entire car controller and the dynamical system
ON-OFF control circuit is set in the high voltage distribution box.
9. a kind of electric car, which is characterized in that the control including the electric car as described in claim 1 to 8 any one
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821594806.8U CN208962815U (en) | 2018-09-28 | 2018-09-28 | The control device and electric car of electric car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821594806.8U CN208962815U (en) | 2018-09-28 | 2018-09-28 | The control device and electric car of electric car |
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| Publication Number | Publication Date |
|---|---|
| CN208962815U true CN208962815U (en) | 2019-06-11 |
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ID=66758132
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821594806.8U Active CN208962815U (en) | 2018-09-28 | 2018-09-28 | The control device and electric car of electric car |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254374A (en) * | 2019-07-19 | 2019-09-20 | 上海法雷奥汽车电器系统有限公司 | A kind of automotive control circuit and its control method |
| CN112706713A (en) * | 2021-01-26 | 2021-04-27 | 国机智骏汽车有限公司 | Power supply gear switching method and device of electric automobile, whole automobile controller and vehicle |
-
2018
- 2018-09-28 CN CN201821594806.8U patent/CN208962815U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254374A (en) * | 2019-07-19 | 2019-09-20 | 上海法雷奥汽车电器系统有限公司 | A kind of automotive control circuit and its control method |
| CN110254374B (en) * | 2019-07-19 | 2024-05-14 | 上海法雷奥汽车电器系统有限公司 | Automobile control circuit and control method thereof |
| CN112706713A (en) * | 2021-01-26 | 2021-04-27 | 国机智骏汽车有限公司 | Power supply gear switching method and device of electric automobile, whole automobile controller and vehicle |
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