CN107244237A - A kind of control circuit and control method applied to electric vehicle - Google Patents
A kind of control circuit and control method applied to electric vehicle Download PDFInfo
- Publication number
- CN107244237A CN107244237A CN201710494993.6A CN201710494993A CN107244237A CN 107244237 A CN107244237 A CN 107244237A CN 201710494993 A CN201710494993 A CN 201710494993A CN 107244237 A CN107244237 A CN 107244237A
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- Prior art keywords
- relay
- switch
- indicator lamp
- motor
- rear door
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/04—Cutting off the power supply under fault conditions
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- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
This application provides a kind of control circuit and control method applied to electric vehicle, control circuit includes rear door detection switch, the first relay, the second relay and upper high-tension switch.Pass through foregoing circuit, when rear door is in opening, rear door detection switch is closed, now, the coil electricity of first relay, the normally-closed contact of first relay is opened, ON grades disconnect with electronic control unit, even if key is screwed to ON grades by driver, vehicle will not also go up high-tension electricity, and then solve in the case of communication equipment damage or without communication equipment, maintenance personal and driver are unable to proper communication, driver does not know about maintenance progress in the car, the problem of by force electric vehicle may being driven to walk, and then there is larger potential safety hazard.
Description
Technical field
The present invention relates to electric vehicle control field, in particular, it is related to a kind of control electricity applied to electric vehicle
Road and control method.
Background technology
Electric vehicle has the advantages that zero-emission, low noise, therefore, the utilization rate more and more higher of electric vehicle.
When there is the upper failure such as high-tension electricity or motor damage in electric vehicle, it is necessary to which maintenance personal opens rear door progress
Maintenance, during maintenance, because electric vehicle is longer, maintenance personal is communicated with driver by communication equipment, with
Driver is set to understand maintenance progress, after repairing successfully, attendant informs driver, and then driver's energy by communication equipment
Enough driven vehicle travelings.
But when communication equipment is damaged or without in the case of communication equipment, maintenance personal and driver can not just normal opens
Letter, driver does not know about maintenance progress, by force electric vehicle may be driven to walk in the car, and then it is hidden to there is larger safety
Suffer from.
The content of the invention
In view of this, the present invention provides a kind of control circuit and control method applied to electric vehicle, to solve when logical
Believe device damage or without in the case of communication equipment, maintenance personal and driver are unable to proper communication, and driver is in the car
Maintenance progress is not known about, the problem of by force electric vehicle may being driven to walk, and then there is larger potential safety hazard.
In order to solve the above technical problems, present invention employs following technical scheme：
A kind of control circuit applied to electric vehicle, including：
Rear door detection switch and the first relay；
One end of the rear door detection switch is connected with opening ON grades, the other end of the rear door detection switch and institute
State one end connection of the coil of the first relay, the other end ground connection of the coil of first relay；
One end of the normally-closed contact of first relay is connected with described ON grades, the normally-closed contact of first relay
The other end and electronic control unit preset stitch connect；
Wherein, when detecting rear door and being in opening, rear door detection switch closure, when detecting rear deck
When door is closed, the rear door detection switch is opened.
Preferably, in addition to：
Second relay, upper high-tension switch and the first indicator lamp；Wherein, the upper high-tension switch and described first refers to
Show lamp position in rear compartment-box, first indicator lamp is connected with the electronic control unit；
One end connection of the other end of the rear door detection switch and the upper high-tension switch, the upper high pressure is established by cable
The other end of pass is connected with coil one end of second relay, the other end ground connection of the coil of second relay；
One end of the normally opened contact of second relay and the positive pole of low tension battery are connected, second relay
The other end of normally opened contact is connected with the preset stitch；
The electronic control unit, for being pressed when rear door detection switch closure, the upper high-tension switch,
And positive and negative relay and preliminary filling relay normally upper high-tension electricity when, control first indicator lamp to light.
Preferably, in addition to：
3rd relay, the 4th relay, motor control switch and the second indicator lamp；Wherein, the motor control switch
It is located at second indicator lamp in the rear compartment-box, second indicator lamp is connected with the electronic control unit；
Wherein, one end of the coil of the other end of the rear door detection switch and the 3rd relay, the motor
One end of controlling switch is connected respectively, the other end ground connection of the coil of the 3rd relay；
One end of the normally-closed contact of 3rd relay with start START grades be connected, the 3rd relay it is normally closed
One end of normally opened contact of the other end of contact and the 4th relay, the specified stitch of the electronic control unit connect respectively
Connect, the other end of the normally opened contact of the 4th relay is connected with the positive pole of the low tension battery, and the motor control is opened
The other end of pass is connected with one end of the coil of the 4th relay, the other end ground connection of the coil of the 4th relay；
The electronic control unit, for being pressed when rear door detection switch closure, the motor control switch
When, sent to electric machine controller and enable signal, and receive electric machine controller feedback successfully start up information after, control
Second indicator lamp is lighted, when when rear door detection switch closure, the motor control switch are pressed and being upspring, to institute
State electric machine controller transmission and do not enable signal, and after the successful Stop message of the electric machine controller feedback is received, control
Second indicator lamp extinguishes.
Preferably, in addition to：
3rd relay, the 5th relay, the 6th relay, motor start switch, motor shutdown switch, the 3rd indicator lamp
With the 4th indicator lamp；Wherein, the motor start switch, the motor shutdown switch, the 3rd indicator lamp and the described 4th
Indicator lamp is located in the rear compartment-box；3rd indicator lamp, the 4th indicator lamp connect with the electronic control unit respectively
Connect；
Wherein, one end of the coil of the other end of the rear door detection switch and the 3rd relay, the motor
One end of starting switch and the motor shutdown switch is connected respectively；
The other end ground connection of the coil of 3rd relay；
One end of the normally-closed contact of 3rd relay with start START grades be connected, the 3rd relay it is normally closed
One end of normally opened contact of the other end of contact and the 5th relay, the specified stitch of the electronic control unit connect respectively
Connect, the other end of the normally opened contact of the 5th relay is connected with the positive pole of the low tension battery, and the electric motor starting is opened
The other end of pass is connected with one end of the coil of the 5th relay, the other end ground connection of the coil of the 5th relay；
The other end of the motor shutdown switch is connected with one end of the coil of the 6th relay, the 6th relay
The other end ground connection of the coil of device, one end of the normally opened contact of the 6th relay and the positive pole of low tension battery are connected, institute
The other end of normally opened contact for stating the 6th relay is connected with the control stitch of the electronic control unit；
The electronic control unit, for being pressed when rear door detection switch closure, the motor start switch
When, sent to electric machine controller and enable signal, and receive electric machine controller feedback successfully start up information after, control
3rd indicator lamp is lighted, and when rear door detection switch closure, the motor shutdown switch are pressed, to the electricity
Machine controller, which is sent, does not enable signal, and after the successful Stop message of the electric machine controller feedback is received, control is described
4th indicator lamp is lighted.
Preferably,
The electronic control unit, after control first indicator lamp is lighted, is additionally operable to：
Send electricity in high pressure and complete signal to instrument, so that the instrument shows the first preset characters.
Preferably,
The electronic control unit, after control second indicator lamp is lighted, is additionally operable to：
Send motor and enable completion signal to instrument, so that the instrument shows the second preset characters.
Preferably,
The electronic control unit, after control the 3rd indicator lamp is lighted, is additionally operable to：
Send motor and enable completion signal to instrument, so that the instrument shows the 3rd preset characters；
The electronic control unit, after control the 4th indicator lamp is lighted, is additionally operable to：
Send motor and do not enable signal to instrument, so that the instrument stops display the 3rd preset characters.
A kind of control method applied to electric vehicle, applied to the control circuit of electric vehicle, wherein, the control electricity
Road includes：
Rear door detection switch and the first relay；
One end of the rear door detection switch is connected with opening ON grades, the other end of the rear door detection switch and institute
State one end connection of the coil of the first relay, the other end ground connection of the coil of first relay；
One end of the normally-closed contact of first relay is connected with described ON grades, the normally-closed contact of first relay
The other end and electronic control unit preset stitch connect；
Wherein, when detecting rear door and being in opening, rear door detection switch closure, when detecting rear deck
When door is closed, the rear door detection switch is opened；
The control method includes：
When detecting rear door in opening, the rear door detection switch is controlled to close, so that the electronics
Control unit is disconnected by first relay with described ON grades.
Preferably,
The control circuit also includes：
Second relay, upper high-tension switch and the first indicator lamp；Wherein, the upper high-tension switch and described first refers to
Show lamp position in rear compartment-box, first indicator lamp is connected with the electronic control unit；
One end connection of the other end of the rear door detection switch and the upper high-tension switch, the upper high pressure is established by cable
The other end of pass is connected with coil one end of second relay, the other end ground connection of the coil of second relay；
One end of the normally opened contact of second relay and the positive pole of low tension battery are connected, second relay
The other end of normally opened contact is connected with the preset stitch；
The electronic control unit, for being pressed when rear door detection switch closure, the upper high-tension switch,
And positive and negative relay and preliminary filling relay normally upper high-tension electricity when, control first indicator lamp to light；
The control method also includes：
When the upper high-tension switch is pressed, and the normal upper high-tension electricity of the positive and negative relay and the preliminary filling relay
When, control first indicator lamp to light.
Preferably, the control circuit also includes：
3rd relay, the 4th relay, motor control switch and the second indicator lamp；Wherein, the motor control switch
It is located at second indicator lamp in the rear compartment-box, second indicator lamp is connected with the electronic control unit；
Wherein, one end of the coil of the other end of the rear door detection switch and the 3rd relay, the motor
One end of controlling switch is connected respectively, the other end ground connection of the coil of the 3rd relay；
One end of the normally-closed contact of 3rd relay with start START grades be connected, the 3rd relay it is normally closed
One end of normally opened contact of the other end of contact and the 4th relay, the specified stitch of the electronic control unit connect respectively
Connect, the other end of the normally opened contact of the 4th relay is connected with the positive pole of the low tension battery, and the motor control is opened
The other end of pass is connected with one end of the coil of the 4th relay, the other end ground connection of the coil of the 4th relay；
The electronic control unit, for being pressed when rear door detection switch closure, the motor control switch
When, sent to electric machine controller and enable signal, and receive electric machine controller feedback successfully start up information after, control
Second indicator lamp is lighted, when when rear door detection switch closure, the motor control switch are pressed and being upspring, to institute
State electric machine controller transmission and do not enable signal, and after the successful Stop message of the electric machine controller feedback is received, control
Second indicator lamp extinguishes；
The control method also includes：
When the motor control switch is pressed, is sent to electric machine controller and enable signal, and receiving the electricity
Successfully starting up after information for machine controller feedback, controls the second indicator lamp to light；
When the motor control switch is pressed and being upspring, sent to the electric machine controller and do not enable signal, and
After the successful Stop message of the electric machine controller feedback is received, second indicator lamp is controlled to extinguish.
Preferably, the control circuit also includes：
3rd relay, the 5th relay, the 6th relay, motor start switch, motor shutdown switch, the 3rd indicator lamp
With the 4th indicator lamp；Wherein, the motor start switch, the motor shutdown switch, the 3rd indicator lamp and the described 4th
Indicator lamp is located in the rear compartment-box；3rd indicator lamp, the 4th indicator lamp connect with the electronic control unit respectively
Connect；
Wherein, one end of the coil of the other end of the rear door detection switch and the 3rd relay, the motor
One end of starting switch and the motor shutdown switch is connected respectively；
The other end ground connection of the coil of 3rd relay；
One end of the normally-closed contact of 3rd relay with start START grades be connected, the 3rd relay it is normally closed
One end of normally opened contact of the other end of contact and the 5th relay, the specified stitch of the electronic control unit connect respectively
Connect, the other end of the normally opened contact of the 5th relay is connected with the positive pole of the low tension battery, and the electric motor starting is opened
The other end of pass is connected with one end of the coil of the 5th relay, the other end ground connection of the coil of the 5th relay；
The other end of the motor shutdown switch is connected with one end of the coil of the 6th relay, the 6th relay
The other end ground connection of the coil of device, one end of the normally opened contact of the 6th relay and the positive pole of low tension battery are connected, institute
The other end of normally opened contact for stating the 6th relay is connected with the control stitch of the electronic control unit；
The electronic control unit, for being pressed when rear door detection switch closure, the motor start switch
When, sent to electric machine controller and enable signal, and receive electric machine controller feedback successfully start up information after, control
3rd indicator lamp is lighted, and when rear door detection switch closure, the motor shutdown switch are pressed, to the electricity
Machine controller, which is sent, does not enable signal, and after the successful Stop message of the electric machine controller feedback is received, control is described
4th indicator lamp is lighted；
The control method includes：
When the motor start switch is pressed, is sent to electric machine controller and enable signal, and receiving the electricity
Successfully starting up after information for machine controller feedback, controls the 3rd indicator lamp to light；
When the motor shutdown switch is pressed, is sent to the electric machine controller and do not enable signal, and received
After the successful Stop message of the electric machine controller feedback, the 4th indicator lamp is controlled to light.
Compared to prior art, the invention has the advantages that：
The invention provides a kind of control circuit and control method applied to electric vehicle, control circuit includes rear door
Detection switch, the first relay, the second relay and upper high-tension switch.By foregoing circuit, shape is opened when rear door is in
During state, rear door detection switch closure, now, the coil electricity of the first relay, the normally-closed contact of the first relay are opened, ON
Shelves disconnect with electronic control unit, even if key is screwed to ON grades by driver, vehicle will not also go up high-tension electricity, and then solve
In the case of communication equipment damage or without communication equipment, maintenance personal and driver are unable to proper communication, and driver exists
In-car does not know about maintenance progress, the problem of by force electric vehicle may being driven to walk, and then there is larger potential safety hazard.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
A kind of structural representation for control circuit applied to electric vehicle that Fig. 1 provides for the present invention；
The structural representation for another control circuit applied to electric vehicle that Fig. 2 provides for the present invention；
Fig. 3 is applied to the structural representation of the control circuit of electric vehicle for another provided of the invention；
Fig. 4 is applied to the structural representation of the control circuit of electric vehicle for another provided of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
The embodiments of the invention provide a kind of control circuit applied to electric vehicle, reference picture 1, including：
The relay K1 of rear door detection switch 102 and first；
One end of rear door detection switch 102 is connected with opening ON grades, the other end of rear door detection switch 102 and first
One end connection of relay K1 coil, the other end ground connection of the first relay K1 coil；
One end of first relay K1 normally-closed contact is connected with ON grades, the other end of the first relay K1 normally-closed contact
It is connected with the preset stitch of electronic control unit 101；Preset stitch is T15 stitch.
Wherein, when detecting rear door and being in opening, rear door detection switch closure, when detecting at rear door
When closed mode, rear door detection switch is opened.
It should be noted that be interaction relation between rear door detection switch 102 and rear door, when rear door is opened,
Rear door detection switch 102 will be driven to close, when rear door is closed, rear door detection switch 102 will be driven to open.
The course of work of the device of each in Fig. 1 is：
When electric vehicle fault-free, rear door is closed, and now rear door detection switch 102 is in open mode, now,
First relay K1 coil no power, the first relay K1 normally-closed contact is closed, the T15 stitch of electronic control unit 101
With ON grades of connections, when car key is reached ON grades by driver, electronic control unit, electric machine controller, electrokinetic cell controller
And instrument etc. is completed in low pressure after electricity, electrokinetic cell controller controls positive and negative contactor, preliminary filling contactor to complete upper high-tension electricity behaviour
Make, and show in instrument the mark " H " that high-tension electricity is completed, car key is reached START grades by driver again, and completion is to motor
Enable, " READY " signal is shown in instrument, driver is unclamped after parking brake service brake, and vehicle can normally travel.
When electric vehicle, which has high pressure, can not go up the failures such as electricity, electrokinetic cell failure or motor, now need to open
Rear door is repaired, now, and rear door detection switch 102 is closed, the first relay K1 coil electricity, the first relay K1
Normally-closed contact open, now, ON grades are disconnected with T15 stitch, when car key is reached ON grades by driver in vehicle, electronics
Control unit, electric machine controller, electrokinetic cell controller and instrument etc. will not electricity in low pressure.And then vehicle will not walk, it is to avoid
The potential safety hazard that driver drives vehicle to run and existed when maintenance personal does not repair completion, by force.
It should be noted that when rear door is opened, instrument, electrokinetic cell controller, electric machine controller and other equipment
Will be identical with original working condition, the CAN transmission between each controller is also normal, will not be opened by rear door
Influence.
In the present embodiment, control circuit includes rear door detection switch, the first relay, the second relay and upper high-tension electricity
Switch.By foregoing circuit, when rear door is in opening, rear door detection switch closure, now, the first relay
Coil electricity, the normally-closed contact of the first relay is opened, and ON grades disconnect with electronic control unit, even if key is screwed to by driver
At ON grades, vehicle will not also go up high-tension electricity, and then solve in the case of communication equipment damage or without communication equipment, dimension
Repair personnel and be unable to proper communication with driver, driver does not know about maintenance progress in the car, and electric vehicle may be driven by force
The problem of walking, and then there is larger potential safety hazard.
Optionally, in another embodiment of the present invention, reference picture 2, control circuit also includes：
Second relay K2, the indicator lamp 104 of upper high-tension switch 103 and first；Wherein, upper high-tension switch 103 and
One indicator lamp 104 is located in rear compartment-box, and the first indicator lamp 104 is connected with electronic control unit 101；
One end connection of the other end of rear door detection switch 102 and upper high-tension switch 103, upper high-tension switch 103
The other end be connected with the second relay K2 coil one end, the other end of the second relay K2 coil ground connection；
One end of second relay K2 normally opened contact and the positive pole BAT+ connections of low tension battery, the second relay K2's
The other end of normally opened contact is connected with preset stitch；Wherein, preset stitch is T15 stitch；
Electronic control unit 101, for being closed when rear door detection switch 102, upper high-tension switch 103 is pressed, and
When positive and negative relay and preliminary filling relay normally goes up high-tension electricity, the first indicator lamp 104 of control is lighted.
Wherein, upper high-tension electricity refers to that electrokinetic cell controller controls positive and negative contactor, preliminary filling contactor to connect high-tension electricity.
Optionally, in another embodiment of the present invention, electronic control unit after the first indicator lamp of control is lighted, is additionally operable to：
Send electricity in high pressure and complete signal to instrument, so that instrument shows the first preset characters.
The course of work of the device of each in the present embodiment is：
When rear door detection switch 102 is closed, ON grades contact with the cut-out of electronic control unit 101, when pressing upper high pressure
During electric switch 103, the second relay K2 coil electricity, the second relay K2 normally opened contact closure, now, upper high pressure is established by cable
Close 103 directly to connect with the T15 stitch of electronic control switch 101, now close with rear door and car key reaches ON grades of work
With identical, now, electronic control unit, electric machine controller, electrokinetic cell controller and instrument etc. are completed in low pressure after electricity, power
Battery controller controls positive and negative contactor, the upper high pressure of preliminary filling contactor progress electrically operated, when positive and negative contactor, preliminary filling contactor energy
During enough normally upper high-tension electricities, then electronic control unit controls the first indicator lamp 104 to light, and electricity in high pressure is completed into signal to instrument
Table, so that instrument shows the first preset characters.Driver is seen after " H ", it becomes possible to which high-tension electricity is completed in confirmation.Wherein, first
Preset characters can be " H ".
It should be noted that after the first indicator lamp 104 is lighted, illustrating upper high pressure electric fault is not present, when positive and negative contact
Device, preliminary filling contactor can not be normally carried out high pressure it is electrically operated when, the first indicator lamp 104 can not be lighted, and illustrate that high-tension electricity is deposited
In failure, now the personnel of needing repairing are repaired.
In addition, the upper indicator lamp of high-tension switch 103 and first is arranged in rear compartment-box, exactly in order to allow maintenance personal can
High-tension switch 103 is pressed, high-tension electricity can be normally gone up to check whether.When that normally can go up high-tension electricity, first indicates
Lamp 104 is lighted, and maintenance personal is just able to confirm that in the absence of upper high pressure electric fault.
In the present embodiment, by setting high-tension switch and the first indicator lamp in rear compartment-box, maintenance personal can be made
Verify whether there is upper high pressure electric fault.
Optionally, in another embodiment of the present invention, reference picture 3, control circuit also includes：
3rd relay K3, the 4th relay K4, the indicator lamp 105 of motor control switch 106 and second；Wherein, motor control
System switch 106 and the second indicator lamp 105 are located in rear compartment-box, and the second indicator lamp 105 is connected with electronic control unit 101；
Wherein, one end of the other end of rear door detection switch 102 and the 3rd relay K3 coil, motor control switch
106 one end is connected respectively, the other end ground connection of the 3rd relay K3 coil；
One end of 3rd relay K3 normally-closed contact is connected with starting START grades, the 3rd relay K3 normally-closed contact
The other end be connected respectively with one end of the 4th relay K4 normally opened contact, the specified stitch of electronic control unit 101, the 4th
The positive pole BAT+ connections of the other end and low tension battery of relay K4 normally opened contact, the other end of motor control switch 106
It is connected with one end of the 4th relay K4 coil, the other end ground connection of the 4th relay K4 coil；Wherein, specified stitch is
T50 stitch.
Electronic control unit 101, for when rear door detection switch 102 is closed, motor control switch 106 is pressed,
To electric machine controller send enable signal, and receive electric machine controller feedback successfully start up information after, control second refer to
Show that lamp 105 is lighted, close when rear door detection switch 102, when motor control switch 106 is pressed and upspring, to motor control
Device processed, which is sent, does not enable signal, and after the successful Stop message of electric machine controller feedback is received, controls the second indicator lamp 105
Extinguish.
Optionally, in another embodiment of the present invention, electronic control unit 101, after the second indicator lamp 105 of control is lighted,
It is additionally operable to：
Send motor and enable completion signal to instrument, so that instrument shows the second preset characters.Wherein, the second preset characters
Can be " READY ".
In the present embodiment, the course of work of each device includes：
When rear door detection switch 102 closure after and motor control switch 106 be pressed when, the 4th relay K4 line
Circle is powered, the 4th relay K4 normally opened contact closure, now, motor control switch 106 directly with electronic control unit 101
T50 stitch is connected, and now, motor control switch 106 is pressed, and START grades are reached equivalent to by car key, now, electronics control
Unit 101 processed, which is sent, enables signal, now, if motor and electric machine controller, contact, high-voltage wiring harness normal absence enable event
During barrier, motor completes to enable, now, and electric machine controller sends to electronic control unit 101 and successfully starts up information, Electronic Control list
Member 101 controls the second indicator lamp 105 to light, after maintenance personal sees that the second indicator lamp 105 is lighted, and illustrates that enable is not present in motor
Failure, if the second indicator lamp 105 is non-lit up, illustrates that motor is present and enables failure, it is necessary to which maintenance personal is repaired.Electronic Control
After the second indicator lamp 105 of control of unit 101 is lighted, motor is enabled by completion signal by CAN and is sent to instrument, instrument shows
Show " READY ", be easy to driver certifying motor to enable.
Close when rear door detection switch 102, when motor control switch 106 is pressed and upspring, to electric machine controller
Transmission does not enable signal, and after the successful Stop message of electric machine controller feedback is received, the second indicator lamp 105 of control puts out
Go out.
In the present embodiment, by setting motor control switch and the second indicator lamp, maintenance personal can be made to verify whether to deposit
The failure enabled in influence motor.
Optionally, in another embodiment of the present invention, reference picture 4, control circuit also includes：
3rd relay K3, the 5th relay K5, the 6th relay K6, motor start switch 108, motor shutdown switch
109th, the 3rd indicator lamp 110 and the 4th indicator lamp 107；Wherein, motor start switch 108, motor shutdown switch the 109, the 3rd refer to
Show that the indicator lamp 107 of lamp 110 and the 4th is located in rear compartment-box；3rd indicator lamp 110, the 4th indicator lamp 107 respectively with Electronic Control
Unit 101 is connected；
Wherein, one end of the other end of rear door detection switch 102 and the 3rd relay K3 coil, motor start switch
108 and one end of motor shutdown switch 109 connect respectively；
The other end ground connection of 3rd relay K3 coil；
One end of 3rd relay K3 normally-closed contact is connected with starting START grades, the 3rd relay K3 normally-closed contact
The other end be connected respectively with one end of the 5th relay K5 normally opened contact, the specified stitch of electronic control unit 101, the 5th
The positive pole BAT+ connections of the other end and low tension battery of relay K5 normally opened contact, the other end of motor start switch 108
It is connected with one end of the 5th relay K5 coil, the other end ground connection of the 5th relay K5 coil；
The other end of motor shutdown switch 109 is connected with one end of the 6th relay K6 coil, the 6th relay K6's
The other end ground connection of coil, one end of the 6th relay K6 normally opened contact and the positive pole BAT+ connections of low tension battery, the 6th
The other end of relay K6 normally opened contact is connected with the control stitch of electronic control unit 101；Wherein, it is MCU- to control stitch
EN stitch.
Electronic control unit 101, for when rear door detection switch 102 is closed, motor start switch 108 is pressed,
To electric machine controller send enable signal, and receive electric machine controller feedback successfully start up information after, control the 3rd refer to
Show that lamp 110 is lighted, and when rear door detection switch 102 is closed, motor shutdown switch 109 is pressed, to electric machine controller
Transmission does not enable signal, and after the successful Stop message of electric machine controller feedback is received, controls 107 points of the 4th indicator lamp
It is bright.
Optionally, in another embodiment of the present invention, electronic control unit 101, after the 3rd indicator lamp 110 of control is lighted,
It is additionally operable to：
Send motor and enable completion signal to instrument, so that instrument shows the 3rd preset characters；
Electronic control unit 101, after the 4th indicator lamp 107 of control is lighted, is additionally operable to：
Send motor and do not enable signal to instrument, so that instrument stops showing the 3rd preset characters.
Wherein, the 3rd preset characters can be " READY ".
In the present embodiment, the course of work of each device includes：
When rear door detection switch 102 is closed, motor start switch 108 is pressed, the 5th relay K5 coil leads to
Electricity, the 5th relay K5 normally opened contact closure, motor start switch 108 is connected with electronic control unit 101, now, motor
Starting switch 108 is pressed, and reaches START grades equivalent to car key, electronic control unit 101 sends to electric machine controller and enabled
Signal, and receive electric machine controller feedback successfully start up information after, control the 3rd indicator lamp 110 light, maintenance personal
After seeing that the 3rd indicator lamp 110 is lighted, illustrate that motor is not present and enable failure, if the 3rd indicator lamp 110 is non-lit up, illustrate motor
In the presence of enable failure, it is necessary to which maintenance personal is repaired.After the 3rd indicator lamp 110 of control of electronic control unit 101 is lighted, pass through
Motor is enabled completion signal and is sent to instrument by CAN, and instrument shows " READY ", is easy to driver certifying motor to enable.
After electronic control unit 101 is sent to electric machine controller enables signal, even if the appliance for releasing single of motor start switch 108
Rise, what motor was still enabled, now need to press motor shutdown switch 109.
When rear door detection switch 102 is closed, motor shutdown switch 109 is pressed, MCU-EN receives high level, electricity
Sub-control unit 101 sends to electric machine controller and does not enable signal, and by CAN receive that electric machine controller feeds back into
After work(Stop message, the 4th indicator lamp 107 of control is lighted.Electronic control unit 101 sends motor and does not enable signal to instrument, with
Make instrument stop showing " READY ", be easy to driver to understand motor and do not enable.
It should be noted that when maintenance man by upper high pressure electric fault, influence motor enable failure all exclude after, by according to
It is secondary to press whether high-tension switch 103, motor start switch 108, motor shutdown switch 109 are determined corresponding states respectively
Normally, after these three states are normal.Motor shutdown switch 109 can be disconnected successively so that motor is not enabled, then disconnect motor open
High-tension switch 103 breaks high-tension electricity in dynamic switch 108, disconnection, and finally rear door is shut, and rear door detection switch disconnects,
Driver can drive vehicle to travel by twisting the normal upper high-tension electricity of key completion, motor enable.
In the present embodiment, by setting motor start switch, motor shutdown switch, the 3rd indicator lamp and the 4th indicator lamp,
Maintenance personal can be made to verify whether there is the failure that influence motor is enabled.
It should be noted that the difference of the present embodiment embodiment corresponding with Fig. 3 is, the corresponding embodiments of Fig. 3
In, motor control switch is included in electric motor starting and the function of stopping, the present embodiment simultaneously, and electric motor starting and motor stop function
Represented with two switches.
Optionally, a kind of control method applied to electric vehicle is provided in another embodiment of the present invention, is applied to
The control circuit of electric vehicle, wherein, control circuit includes：
Rear door detection switch and the first relay；
One end of rear door detection switch is connected with opening ON grades, the other end of rear door detection switch and the first relay
Coil one end connection, the coil of the first relay the other end ground connection；
One end of the normally-closed contact of first relay is connected with ON grades, the other end and the electricity of the normally-closed contact of the first relay
The preset stitch connection of sub-control unit；
Wherein, when detecting rear door and being in opening, rear door detection switch closure, when detecting at rear door
When closed mode, rear door detection switch is opened.
Control method includes：
When detecting rear door in opening, control rear door detection switch is closed, so that electronic control unit
Disconnected by the first relay with ON grades.
In the present embodiment, when rear door is in opening, rear door detection switch closure, now, the first relay
Coil electricity, the normally-closed contact of the first relay opens, ON grade with electronic control unit disconnection, even if driver twists key
During to ON grades, vehicle will not also go up high-tension electricity, and then solve in the case of communication equipment damage or without communication equipment,
Maintenance personal and driver are unable to proper communication, and driver does not know about maintenance progress in the car, and electric car may be driven by force
Walking, and then the problem of there is larger potential safety hazard.
It should be noted that the specific work process of circuit refer to the appropriate section in above-described embodiment, herein no longer
Repeat.
Optionally, in another embodiment of the present invention, control circuit also includes：
Second relay, upper high-tension switch and the first indicator lamp；Wherein, upper high-tension switch and the first indicator lamp are located at
Afterwards in compartment-box, the first indicator lamp is connected with electronic control unit；
The other end of rear door detection switch and upper high-tension switch one end connection, the other end of upper high-tension switch with
Coil one end connection of second relay, the other end ground connection of the coil of the second relay；
One end of the normally opened contact of second relay and the positive pole of low tension battery are connected, the normally opened contact of the second relay
The other end be connected with preset stitch；
Electronic control unit, for being pressed when rear door detection switch closure, upper high-tension switch, and positive and negative relay
After preliminary filling relay normally upper high-tension electricity, the first indicator lamp of control is lighted.
Control method also includes：
When upper high-tension switch is pressed, and positive and negative relay and preliminary filling relay normally upper high-tension electricity when, control first
Indicator lamp is lighted.
In the present embodiment, by setting high-tension switch and the first indicator lamp in rear compartment-box, maintenance personal can be made
Verify whether there is upper high pressure electric fault.
It should be noted that the specific work process of circuit refer to the appropriate section in above-described embodiment, herein no longer
Repeat.
Optionally, in another embodiment of the present invention, control circuit also includes：
3rd relay, the 4th relay, motor control switch and the second indicator lamp；Wherein, motor control switch and
Two indicator lamps are located in rear compartment-box, and the second indicator lamp is connected with electronic control unit；
Wherein, one end of the coil of the other end of rear door detection switch and the 3rd relay, the one of motor control switch
End is connected respectively,
The other end ground connection of the coil of 3rd relay；
One end of the normally-closed contact of 3rd relay with start START grades be connected, the normally-closed contact of the 3rd relay it is another
One end is connected respectively with one end of the normally opened contact of the 4th relay, the specified stitch of electronic control unit, the 4th relay
The other end of normally opened contact and the positive pole of low tension battery are connected, the coil of the other end of motor control switch and the 4th relay
One end connection, the coil of the 4th relay the other end ground connection；
Electronic control unit, for when rear door detection switch closure, motor control switch are pressed, to motor control
Device send enable signal, and receive electric machine controller feedback successfully start up information after, control the second indicator lamp light, when
When rear door detection switch closure, motor control switch are pressed and upspring, sent to electric machine controller and do not enable signal, and
After the successful Stop message of electric machine controller feedback is received, the second indicator lamp of control extinguishes.
Control method also includes：
When motor control switch is pressed, is sent to electric machine controller and enable signal, and receiving electric machine controller
Successfully starting up after information for feedback, controls the second indicator lamp to light；
When motor control switch is pressed and being upspring, sent to electric machine controller and do not enable signal, and received
After the successful Stop message of electric machine controller feedback, the second indicator lamp of control extinguishes.
In the present embodiment, by setting motor control switch and the second indicator lamp, maintenance personal can be made to verify whether to deposit
The failure enabled in influence motor.
It should be noted that the specific work process of circuit refer to the appropriate section in above-described embodiment, herein no longer
Repeat.
Optionally, in another embodiment of the present invention, control circuit also includes：
3rd relay, the 4th relay, the 5th relay, motor start switch, motor shutdown switch, the 3rd indicator lamp
With the 4th indicator lamp；Wherein, motor start switch, motor shutdown switch, the 3rd indicator lamp and the 4th indicator lamp are located at rear compartment-box
It is interior；3rd indicator lamp, the 4th indicator lamp are connected with electronic control unit respectively；
Wherein, one end, motor start switch and the electricity of the coil of the other end of rear door detection switch and the 3rd relay
One end of machine shutdown switch is connected respectively；
The other end ground connection of the coil of 3rd relay；
One end of the normally-closed contact of 3rd relay with start START grades be connected, the normally-closed contact of the 3rd relay it is another
One end is connected respectively with one end of the normally opened contact of the 5th relay, the specified stitch of electronic control unit, the 5th relay
The other end of normally opened contact and the positive pole of low tension battery are connected, the coil of the other end of motor start switch and the 5th relay
One end connection, the coil of the 5th relay the other end ground connection；
The other end of motor shutdown switch is connected with one end of the coil of the 6th relay, the coil of the 6th relay it is another
One end is grounded, and one end of the normally opened contact of the 6th relay and the positive pole of low tension battery are connected, and the normally opened of the 6th relay touches
The other end of point and the control stitch of electronic control unit are connected；
Electronic control unit, for when rear door detection switch closure, motor start switch are pressed, to motor control
Device send enable signal, and receive electric machine controller feedback successfully start up information after, control the 3rd indicator lamp light, with
And when rear door detection switch closure, motor shutdown switch are pressed, are sent to electric machine controller and do not enable signal, and connect
After the successful Stop message for receiving electric machine controller feedback, the 4th indicator lamp of control is lighted.
Control method includes：
When motor start switch is pressed, is sent to electric machine controller and enable signal, and receiving electric machine controller
Successfully starting up after information for feedback, controls the 3rd indicator lamp to light；
When motor shutdown switch is pressed, is sent to electric machine controller and do not enable signal, and receiving motor control
After the successful Stop message of device feedback, the 4th indicator lamp of control is lighted.
In the present embodiment, by setting motor start switch, motor shutdown switch, the 3rd indicator lamp and the 4th indicator lamp,
Maintenance personal can be made to verify whether there is the failure that influence motor is enabled.
It should be noted that the specific work process of circuit refer to the appropriate section in above-described embodiment, herein no longer
Repeat.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (11)
1. a kind of control circuit applied to electric vehicle, it is characterised in that including：
Rear door detection switch and the first relay；
One end of the rear door detection switch is connected with opening ON grade, the other end of the rear door detection switch and described the
One end connection of the coil of one relay, the other end ground connection of the coil of first relay；
One end of the normally-closed contact of first relay is connected with described ON grades, the normally-closed contact of first relay it is another
The preset stitch connection of one end and electronic control unit；
Wherein, when detecting rear door and being in opening, rear door detection switch closure, when detecting at rear door
When closed mode, the rear door detection switch is opened.
2. control circuit according to claim 1, it is characterised in that also include：
Second relay, upper high-tension switch and the first indicator lamp；Wherein, the upper high-tension switch and first indicator lamp
In rear compartment-box, first indicator lamp is connected with the electronic control unit；
One end connection of the other end of the rear door detection switch and the upper high-tension switch, the upper high-tension switch
The other end is connected with coil one end of second relay, the other end ground connection of the coil of second relay；
The positive pole of one end of the normally opened contact of second relay and low tension battery is connected, second relay it is normally opened
The other end of contact is connected with the preset stitch；
The electronic control unit, for being pressed when rear door detection switch closure, the upper high-tension switch, and just
When negative relay and preliminary filling relay normally go up high-tension electricity, first indicator lamp is controlled to light.
3. control circuit according to claim 2, it is characterised in that also include：
3rd relay, the 4th relay, motor control switch and the second indicator lamp；Wherein, the motor control switch and institute
The second indicator lamp is stated in the rear compartment-box, second indicator lamp is connected with the electronic control unit；
Wherein, one end of the coil of the other end of the rear door detection switch and the 3rd relay, the motor control
One end of switch is connected respectively, the other end ground connection of the coil of the 3rd relay；
One end of the normally-closed contact of 3rd relay is connected with starting START grades, the normally-closed contact of the 3rd relay
One end of normally opened contact of the other end and the 4th relay, the specified stitch of the electronic control unit be connected respectively,
The other end of the normally opened contact of 4th relay is connected with the positive pole of the low tension battery, the motor control switch
The other end is connected with one end of the coil of the 4th relay, the other end ground connection of the coil of the 4th relay；
The electronic control unit, for when the rear door detection switch closure, the motor control switch be pressed when, to
Electric machine controller, which is sent, enables signal, and receive electric machine controller feedback successfully start up information after, control second
Indicator lamp is lighted, when when rear door detection switch closure, the motor control switch are pressed and being upspring, to the electricity
Machine controller, which is sent, does not enable signal, and after the successful Stop message of the electric machine controller feedback is received, control is described
Second indicator lamp extinguishes.
4. control circuit according to claim 2, it is characterised in that also include：
3rd relay, the 5th relay, the 6th relay, motor start switch, motor shutdown switch, the 3rd indicator lamp and
Four indicator lamps；Wherein, the motor start switch, the motor shutdown switch, the 3rd indicator lamp and the described 4th indicate
Lamp position is in the rear compartment-box；3rd indicator lamp, the 4th indicator lamp are connected with the electronic control unit respectively；
Wherein, one end of the coil of the other end of the rear door detection switch and the 3rd relay, the electric motor starting
One end of switch and the motor shutdown switch is connected respectively；
The other end ground connection of the coil of 3rd relay；
One end of the normally-closed contact of 3rd relay is connected with starting START grades, the normally-closed contact of the 3rd relay
One end of normally opened contact of the other end and the 5th relay, the specified stitch of the electronic control unit be connected respectively,
The other end of the normally opened contact of 5th relay is connected with the positive pole of the low tension battery, the motor start switch
The other end is connected with one end of the coil of the 5th relay, the other end ground connection of the coil of the 5th relay；
The other end of the motor shutdown switch is connected with one end of the coil of the 6th relay, the 6th relay
The positive pole of the other end ground connection of coil, one end of the normally opened contact of the 6th relay and low tension battery is connected, and described the
The other end of the normally opened contact of six relays is connected with the control stitch of the electronic control unit；
The electronic control unit, for when the rear door detection switch closure, the motor start switch be pressed when, to
Electric machine controller, which is sent, enables signal, and receive electric machine controller feedback successfully start up information after, control the 3rd
Indicator lamp is lighted, and when rear door detection switch closure, the motor shutdown switch are pressed, to the motor control
Device processed, which is sent, does not enable signal, and after the successful Stop message of the electric machine controller feedback is received, control the described 4th
Indicator lamp is lighted.
5. control circuit according to claim 2, it is characterised in that
The electronic control unit, after control first indicator lamp is lighted, is additionally operable to：
Send electricity in high pressure and complete signal to instrument, so that the instrument shows the first preset characters.
6. control circuit according to claim 3, it is characterised in that
The electronic control unit, after control second indicator lamp is lighted, is additionally operable to：
Send motor and enable completion signal to instrument, so that the instrument shows the second preset characters.
7. control circuit according to claim 4, it is characterised in that
The electronic control unit, after control the 3rd indicator lamp is lighted, is additionally operable to：
Send motor and enable completion signal to instrument, so that the instrument shows the 3rd preset characters；
The electronic control unit, after control the 4th indicator lamp is lighted, is additionally operable to：
Send motor and do not enable signal to instrument, so that the instrument stops display the 3rd preset characters.
8. a kind of control method applied to electric vehicle, it is characterised in that applied to the control circuit of electric vehicle, wherein,
The control circuit includes：
Rear door detection switch and the first relay；
One end of the rear door detection switch is connected with opening ON grade, the other end of the rear door detection switch and described the
One end connection of the coil of one relay, the other end ground connection of the coil of first relay；
One end of the normally-closed contact of first relay is connected with described ON grades, the normally-closed contact of first relay it is another
The preset stitch connection of one end and electronic control unit；
Wherein, when detecting rear door and being in opening, rear door detection switch closure, when detecting at rear door
When closed mode, the rear door detection switch is opened；
The control method includes：
When detecting rear door in opening, the rear door detection switch is controlled to close, so that the Electronic Control
Unit is disconnected by first relay with described ON grades.
9. control method according to claim 8, it is characterised in that
The control circuit also includes：
Second relay, upper high-tension switch and the first indicator lamp；Wherein, the upper high-tension switch and first indicator lamp
In rear compartment-box, first indicator lamp is connected with the electronic control unit；
One end connection of the other end of the rear door detection switch and the upper high-tension switch, the upper high-tension switch
The other end is connected with coil one end of second relay, the other end ground connection of the coil of second relay；
The positive pole of one end of the normally opened contact of second relay and low tension battery is connected, second relay it is normally opened
The other end of contact is connected with the preset stitch；
The electronic control unit, for being pressed when rear door detection switch closure, the upper high-tension switch, and just
When negative relay and preliminary filling relay normally go up high-tension electricity, first indicator lamp is controlled to light；
The control method also includes：
When the upper high-tension switch is pressed, and the positive and negative relay and the preliminary filling relay normally upper high-tension electricity when,
First indicator lamp is controlled to light.
10. control method according to claim 9, it is characterised in that the control circuit also includes：
3rd relay, the 4th relay, motor control switch and the second indicator lamp；Wherein, the motor control switch and institute
The second indicator lamp is stated in the rear compartment-box, second indicator lamp is connected with the electronic control unit；
Wherein, one end of the coil of the other end of the rear door detection switch and the 3rd relay, the motor control
One end of switch is connected respectively, the other end ground connection of the coil of the 3rd relay；
One end of the normally-closed contact of 3rd relay is connected with starting START grades, the normally-closed contact of the 3rd relay
One end of normally opened contact of the other end and the 4th relay, the specified stitch of the electronic control unit be connected respectively,
The other end of the normally opened contact of 4th relay is connected with the positive pole of the low tension battery, the motor control switch
The other end is connected with one end of the coil of the 4th relay, the other end ground connection of the coil of the 4th relay；
The electronic control unit, for when the rear door detection switch closure, the motor control switch be pressed when, to
Electric machine controller, which is sent, enables signal, and receive electric machine controller feedback successfully start up information after, control second
Indicator lamp is lighted, when when rear door detection switch closure, the motor control switch are pressed and being upspring, to the electricity
Machine controller, which is sent, does not enable signal, and after the successful Stop message of the electric machine controller feedback is received, control is described
Second indicator lamp extinguishes；
The control method also includes：
When the motor control switch is pressed, is sent to electric machine controller and enable signal, and receiving the motor control
Successfully starting up after information for device feedback processed, controls the second indicator lamp to light；
When the motor control switch is pressed and being upspring, sent to the electric machine controller and do not enable signal, and connect
After the successful Stop message for receiving the electric machine controller feedback, second indicator lamp is controlled to extinguish.
11. control method according to claim 9, it is characterised in that the control circuit also includes：
3rd relay, the 5th relay, the 6th relay, motor start switch, motor shutdown switch, the 3rd indicator lamp and
Four indicator lamps；Wherein, the motor start switch, the motor shutdown switch, the 3rd indicator lamp and the described 4th indicate
Lamp position is in the rear compartment-box；3rd indicator lamp, the 4th indicator lamp are connected with the electronic control unit respectively；
Wherein, one end of the coil of the other end of the rear door detection switch and the 3rd relay, the electric motor starting
One end of switch and the motor shutdown switch is connected respectively；
The other end ground connection of the coil of 3rd relay；
One end of the normally-closed contact of 3rd relay is connected with starting START grades, the normally-closed contact of the 3rd relay
One end of normally opened contact of the other end and the 5th relay, the specified stitch of the electronic control unit be connected respectively,
The other end of the normally opened contact of 5th relay is connected with the positive pole of the low tension battery, the motor start switch
The other end is connected with one end of the coil of the 5th relay, the other end ground connection of the coil of the 5th relay；
The other end of the motor shutdown switch is connected with one end of the coil of the 6th relay, the 6th relay
The positive pole of the other end ground connection of coil, one end of the normally opened contact of the 6th relay and low tension battery is connected, and described the
The other end of the normally opened contact of six relays is connected with the control stitch of the electronic control unit；
The electronic control unit, for when the rear door detection switch closure, the motor start switch be pressed when, to
Electric machine controller, which is sent, enables signal, and receive electric machine controller feedback successfully start up information after, control the 3rd
Indicator lamp is lighted, and when rear door detection switch closure, the motor shutdown switch are pressed, to the motor control
Device processed, which is sent, does not enable signal, and after the successful Stop message of the electric machine controller feedback is received, control the described 4th
Indicator lamp is lighted；
The control method includes：
When the motor start switch is pressed, is sent to electric machine controller and enable signal, and receiving the motor control
Successfully starting up after information for device feedback processed, controls the 3rd indicator lamp to light；
When the motor shutdown switch is pressed, is sent to the electric machine controller and do not enable signal, and it is described receiving
After the successful Stop message of electric machine controller feedback, the 4th indicator lamp is controlled to light.
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| CN201710494993.6A CN107244237B (en) | 2017-06-26 | 2017-06-26 | A kind of control circuit and control method applied to electric vehicle |
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| CN201710494993.6A CN107244237B (en) | 2017-06-26 | 2017-06-26 | A kind of control circuit and control method applied to electric vehicle |
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| CN107244237B CN107244237B (en) | 2019-09-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2024183415A1 (en) * | 2023-03-07 | 2024-09-12 | 浙江吉利控股集团有限公司 | Vehicle control method and device, vehicle, and computer readable storage medium |
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| CN107244237B (en) | 2019-09-27 |
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