CN101780776B - Electrombile control method and system based on double-gear speed changing box - Google Patents
Electrombile control method and system based on double-gear speed changing box Download PDFInfo
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- CN101780776B CN101780776B CN201010142164XA CN201010142164A CN101780776B CN 101780776 B CN101780776 B CN 101780776B CN 201010142164X A CN201010142164X A CN 201010142164XA CN 201010142164 A CN201010142164 A CN 201010142164A CN 101780776 B CN101780776 B CN 101780776B
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- 238000004804 winding Methods 0.000 claims description 6
- 238000013024 troubleshooting Methods 0.000 claims description 5
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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
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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Abstract
The invention discloses an electrombile control method and a system based on a double-gear speed changing box, belonging to the field of the motor control of an electrically driven motor vehicle. The system of the embodiment of the invention comprises an operating mode module and a control module. The method of the embodiment of the invention comprises: when a user control command is received, determining the operating mode of the electrombile, and sending the control command to control the electrombile to be switched between preset operating modes. The embodiment of the invention can provide stable and reliable drive control by the preset electrombile operating mode so as to control the operating mode and the output torque of the motor according to the control command of the vehicle controller of the electrombile.
Description
Technical field
The present invention relates to the Motor Control Field of electric driving machine motor-car, particularly a kind of battery-driven car control method and system based on two grades of change speed gear boxs.
Background technology
The exhausted day by day and serious day by day pollution problem along with the energy, electrically operated self-propelled vehicle has become Development Trend.In the car industry, owing to receive the restriction of installing space, harsh to the volume size requirement of motor driven systems, therefore in the pure electric automobile drive system, generally adopt the sine wave permanent magnet synchronous dynamo.Remarkable advantages such as that the sine wave permanent magnet synchronous dynamo has is reliable, volume is little, light weight, loss is few, efficient is high and shape and size are versatile and flexible.Can not only drive car load, and can reclaim battery charge through braking energy.
In realizing process of the present invention, the contriver finds that there is following problem at least in prior art:
The electric driving machine motor-car of two grades of formulas of existing employing sine wave permanent magnet synchronous dynamo has entire car controller; Can control the operation of car load, but the motor that existing entire car controller can not satisfy when driving motor vehicle gear changing for the electricity with two grades of formula change speed gear boxs is controlled steadily.And the engine control strategy of diesel oil or petrol power automobile is arranged in the prior art, but be not suitable for pure electric vehicle.
Summary of the invention
In order to solve the problem that lacks the method and system that the motor of pure electric vehicle is controlled in the prior art, the embodiment of the invention has proposed a kind of battery-driven car control method and system based on two grades of change speed gear boxs.Said technical scheme is following:
The embodiment of the invention has proposed a kind of battery-driven car control method based on two grades of change speed gear boxs, comprising:
When receiving user's control command, confirm the mode of operation of said battery-driven car, and send control command and control said battery-driven car and between the mode of operation that pre-sets, switch;
Said mode of operation comprises:
Zero torque mode is used to control the inverter normal operation of the motor of said battery-driven car, and the output torque of controlling said motor is 0; And obtain the running velocity of said battery-driven car, when running velocity during greater than predetermined threshold value, the winding of controlling said motor produces weak magnetoelectricity stream;
Velocity mode is used for when the gearshift of said battery-driven car, or the change speed gear box of battery-driven car makes said battery-driven car be operated in velocity mode when to be arranged at forward gear and E-gas be 0 starting state; With gear and car load current vehicle speed according to change speed gear box, regulate the output speed of electrical motor, realize the steady switching of gear;
The forward drive pattern is used for when said battery-driven car forward travel, output forward drive moment of torsion; And, judge that this motor output torque instructs pairing motor output torque whether greater than the max. output torque of motor according to the instruction of the motor output torque that receives; If then control motor output maximum forward output torque; Otherwise the control motor is exported corresponding forward output torque; And obtain the running velocity of said battery-driven car, when running velocity during, motor is carried out weak magnetic control system greater than predetermined threshold value;
Reverse drive mode is used for when said battery-driven car backward going, output reverse drive moment of torsion; And, judge that this motor output torque instructs pairing motor output torque whether greater than the max. output torque of motor according to the instruction of the motor output torque that receives; If then control motor output maximum reverse output torque; Otherwise the corresponding reverse output torque of control motor output; And obtain the running velocity of said battery-driven car, when running velocity during, motor is carried out weak magnetic control system greater than predetermined threshold value;
The regenerative brake pattern is used for when said battery-driven car glancing impact the driving torque opposite with current output torque being provided; And, judge that this motor output torque instructs pairing motor output torque whether greater than the max. output torque of motor according to the instruction of the motor output torque that receives; If then control motor output maximum reverse output torque; Otherwise the corresponding reverse output torque of control motor output; And obtain the running velocity of said battery-driven car, when running velocity during, motor is carried out weak magnetic control system greater than predetermined threshold value.
Preferred as technique scheme, said mode of operation also comprises:
Prohibited mode when said battery-driven car initially powers on, breaks off the outputting power of the takeoff output portion of said battery-driven car; And said battery-driven car detected, when detecting the hardware effort state just often, remove the locking of this hardware.
Preferred as technique scheme, said mode of operation also comprises:
Failure mode when said battery-driven car detects hardware and finds that hardware breaks down, sends the fault information, and breaks off the outputting power of the takeoff output portion of said battery-driven car; When receiving troubleshooting information, withdraw from failure mode.
Preferred as technique scheme, the said battery-driven car of said control are switched between the mode of operation that pre-sets and comprise:
When the battery-driven car normal power-up starts,, battery-driven car is operated under the prohibited mode according to user's control command of entire car controller; Under prohibited mode,, then switch to failure mode if hardware detection breaks down; And behind trouble removal, system reset is also returned prohibited mode; If hardware detection does not have fault, then, between velocity mode, forward drive pattern, reverse drive mode, regenerative brake pattern, switch according to user's control command of entire car controller.
The embodiment of the invention has also proposed a kind of electric vehicle control system based on two grades of change speed gear boxs, comprising:
Operating mode module is used to control said battery-driven car and is operated in the mode of operation that pre-sets, and switches between the said mode of operation that pre-sets according to control command;
Control module is used for confirming the mode of operation of said battery-driven car according to the user's control command that receives, and sends control command and control said operating mode module, and said battery-driven car is switched between the mode of operation that pre-sets;
Said operating mode module comprises:
Zero torque mode unit is used to control the inverter normal operation of the motor of said battery-driven car, and the output torque of controlling said motor is 0; And obtain the running velocity of said battery-driven car, when running velocity during greater than predetermined threshold value, the winding of controlling said motor produces weak magnetoelectricity stream;
The velocity mode unit is used for when the gearshift of said battery-driven car, or the change speed gear box of battery-driven car makes said battery-driven car be operated in velocity mode when to be arranged at forward gear and E-gas be 0 starting state; With gear and car load current vehicle speed according to change speed gear box, regulate the output speed of electrical motor, realize the steady switching of gear;
The forward drive mode unit is used for when said battery-driven car forward travel, output forward drive moment of torsion; And, judge that this motor output torque instructs pairing motor output torque whether greater than the max. output torque of motor according to the instruction of the motor output torque that receives; If then control motor output maximum forward output torque; Otherwise the control motor is exported corresponding forward output torque; And obtain the running velocity of said battery-driven car, when running velocity during, motor is carried out weak magnetic control system greater than predetermined threshold value;
The reverse drive mode unit is used for when said battery-driven car backward going, output reverse drive moment of torsion; And, judge that this motor output torque instructs pairing motor output torque whether greater than the max. output torque of motor according to the instruction of the motor output torque that receives; If then control motor output maximum reverse output torque; Otherwise the corresponding reverse output torque of control motor output; And obtain the running velocity of said battery-driven car, when running velocity during, motor is carried out weak magnetic control system greater than predetermined threshold value;
The regenerative brake mode unit is used for when said battery-driven car glancing impact the driving torque opposite with current output torque being provided; And, judge that this motor output torque instructs pairing motor output torque whether greater than the max. output torque of motor according to the instruction of the motor output torque that receives; If then control motor output maximum reverse output torque; Otherwise the corresponding reverse output torque of control motor output; And obtain the running velocity of said battery-driven car, when running velocity during, motor is carried out weak magnetic control system greater than predetermined threshold value.
Preferred as technique scheme, said operating mode module also comprises:
The prohibited mode unit when said battery-driven car initially powers on, makes said battery-driven car be operated in prohibited mode; Break off the outputting power of the takeoff output portion of said battery-driven car; And said battery-driven car detected, when detecting the hardware effort state just often, remove the locking of this hardware.
Preferred as technique scheme, said operating mode module also comprises:
The failure mode unit when said battery-driven car detects hardware and finds that hardware breaks down, makes said battery-driven car be operated in the failure mode unit; Send the fault information, and break off the outputting power of the takeoff output portion of said battery-driven car; When receiving troubleshooting information, withdraw from failure mode.
Preferred as technique scheme, said operating mode module also comprises:
Mode switch element is used to control the switching of the mode of operation of said battery-driven car; When the battery-driven car normal power-up starts,, battery-driven car is operated under the prohibited mode according to user's control command of entire car controller; Under prohibited mode,, then switch to failure mode if hardware detection breaks down; And behind trouble removal, system reset is also returned prohibited mode; If hardware detection does not have fault, then, between velocity mode, forward drive pattern, reverse drive mode, regenerative brake pattern, switch according to user's control command of entire car controller.
The beneficial effect that the technical scheme that the embodiment of the invention provides is brought is: the present invention proposes a kind of battery-driven car control method and system based on two grades of change speed gear boxs, belong to the Motor Control Field of electric driving machine motor-car.The system of the embodiment of the invention comprises operating mode module and control module; The method of the embodiment of the invention comprises: when receiving user's control command, confirm the mode of operation of said battery-driven car, and send control command and control said battery-driven car and between the mode of operation that pre-sets, switch.The embodiment of the invention can provide reliable and stable drive controlling through the battery-driven car mode of operation that pre-sets, with control command according to the entire car controller of battery-driven car, and the mode of operation and the output torque of control motor.
Description of drawings
Fig. 1 is the structural representation of third embodiment of the invention;
Fig. 2 is the structural representation of fourth embodiment of the invention;
The schematic flow sheet of Fig. 3 for switching among the present invention second and the 4th embodiment.
The specific embodiment
For making the object of the invention, technical scheme and advantage clearer, will combine accompanying drawing that embodiment of the present invention is done to describe in detail further below.
Embodiment 1
First embodiment of the invention has proposed a kind of battery-driven car control method based on two grades of change speed gear boxs, comprising:
When receiving user's control command, confirm the mode of operation of said battery-driven car, and send control command and control said battery-driven car and between the mode of operation that pre-sets, switch.
The mode of operation of the embodiment of the invention through pre-seting switches between each mode of operation according to control command.Like this can be so that be used to control said battery-driven car and be operated in the mode of operation that pre-sets, and between the said mode of operation that pre-sets, switch according to control command.So just can reliable and stable drive controlling be provided through the battery-driven car mode of operation that pre-sets, with control command according to the entire car controller of battery-driven car, the mode of operation and the output torque of control motor.
Second embodiment of the invention has proposed a kind of battery-driven car control method based on two grades of change speed gear boxs, comprising:
When receiving user's control command, confirm the mode of operation of said battery-driven car, and send control command and control said battery-driven car and between the mode of operation that pre-sets, switch;
Said mode of operation comprises:
Zero torque mode is used to make said battery-driven car to be operated in zero torque mode; Control the inverter normal operation of the motor of said battery-driven car, and the output torque of controlling said motor is 0; And obtain the running velocity of said battery-driven car, when running velocity during greater than predetermined threshold value, the winding of controlling said motor produces weak magnetoelectricity stream;
Velocity mode is used for when the gearshift of said battery-driven car, or the change speed gear box of battery-driven car is that said battery-driven car is operated in velocity mode when to be arranged at forward gear and E-gas be 0 starting state; With gear and car load current vehicle speed according to change speed gear box, regulate the output speed of electrical motor, realize the steady switching of gear;
The forward drive pattern is used for when said battery-driven car forward travel, making said battery-driven car be operated in the forward drive pattern; According to the instruction of the motor output torque that receives, judge that this motor output torque instructs pairing motor output torque whether greater than the max. output torque of motor; If then control motor output maximum forward output torque; Otherwise the control motor is exported corresponding forward output torque; And obtain the running velocity of said battery-driven car, when running velocity during, motor is carried out weak magnetic control system greater than predetermined threshold value;
Reverse drive mode is used for when said battery-driven car backward going, making said battery-driven car be operated in reverse drive mode; According to the instruction of the motor output torque that receives, judge that this motor output torque instructs pairing motor output torque whether greater than the max. output torque of motor; If then control motor output maximum reverse output torque; Otherwise the corresponding reverse output torque of control motor output; And obtain the running velocity of said battery-driven car, when running velocity during, motor is carried out weak magnetic control system greater than predetermined threshold value;
The regenerative brake pattern is used for making said battery-driven car be operated in the regenerative brake pattern when said battery-driven car glancing impact; According to the instruction of the motor output torque that receives, judge that this motor output torque instructs pairing motor output torque whether greater than the max. output torque of motor; If then control motor output maximum reverse output torque; Otherwise the corresponding reverse output torque of control motor output; And obtain the running velocity of said battery-driven car, when running velocity during, motor is carried out weak magnetic control system greater than predetermined threshold value.
When the battery-driven car normal power-up starts,, battery-driven car is operated under the prohibited mode according to user's control command of entire car controller; Under prohibited mode,, then switch to failure mode if hardware detection breaks down; And behind trouble removal, system reset is also returned prohibited mode; If hardware detection does not have fault, then, between velocity mode, forward drive pattern, reverse drive mode, regenerative brake pattern, switch according to user's control command of entire car controller.
And aforesaidly between the mode of operation that pre-sets, switch, can be as shown in Figure 3.Send user's control command by entire car controller to the control module of motor during switching, to notify the mode of operation of current battery-driven car.The control module of motor is according to user's control command, the switching between the pattern of finishing the work.
The flow process of switching is specially:
When the battery-driven car normal power-up starts, carry out step a as shown in Figure 3.Among the step a, application program is normally write with a brush dipped in Chinese ink in the electric machine controller; All outputs of electric machine controller have been configured to safe condition; Electric machine controller has been accomplished all IO and has been driven initialization; Electric machine controller has been accomplished all CAN and has been driven initialization; Electric machine controller has been accomplished dc bus current sensor, phase current transducer calibration.If hardware fault is arranged, execution in step m gets into failure mode; And behind trouble removal, turn back to prohibited mode.If there is not fault, then execution in step b gets into zero torque mode.Among the step b, entire car controller has enabled electric machine controller; Overcurrent, excess temperature, module failure and revolve displacement and put fault and be eliminated; Entire car controller request zero torque mode.
Under zero torque mode, just can be according to user's control command of entire car controller, execution in step k admission velocity pattern, or execution in step c entering forward drive pattern, or execution in step d entering reverse drive mode, or execution in step e gets into the regenerative brake pattern.Simultaneously, can change to reverse drive mode through step f in the forward drive pattern; Reverse drive mode can be through step g to the regenerative brake mode converting, and the forward pattern also can be through step h to the regenerative brake mode converting.The handoff procedure of above-mentioned step f, step g, step h is a prior art, repeats no more at this.
When battery-driven car stops, at first battery-driven car is operated under the prohibited mode through step j.Cut off the power supply through step I then.
Simultaneously, under any pattern, if hardware fault just switches to failure mode.
Embodiment 3
Third embodiment of the invention has proposed a kind of electric vehicle control system based on two grades of change speed gear boxs, and its structure is as shown in Figure 1, comprising:
Operating mode module 1 is used to control said battery-driven car and is operated in the mode of operation that pre-sets, and switches between the said mode of operation that pre-sets according to control command;
The mode of operation of the embodiment of the invention through pre-seting switches between each mode of operation according to control command.Like this can be so that be used to control said battery-driven car and be operated in the mode of operation that pre-sets, and between the said mode of operation that pre-sets, switch according to control command.So just can reliable and stable drive controlling be provided through the battery-driven car mode of operation that pre-sets, with control command according to the entire car controller of battery-driven car, the mode of operation and the output torque of control motor.
Embodiment 4
Fourth embodiment of the invention has proposed a kind of electric vehicle control system based on two grades of change speed gear boxs, and its structure is as shown in Figure 2, comprising:
Operating mode module 1 is used to control said battery-driven car and is operated in the mode of operation that pre-sets, and switches between the said mode of operation that pre-sets according to control command;
Wherein, operating mode module 1 comprises:
Prohibited mode unit 11 is used for when said battery-driven car initially powers on, and breaks off the outputting power of the takeoff output portion of said battery-driven car; And said battery-driven car detected, when detecting the hardware effort state just often, remove the locking of this hardware.
Zero torque mode unit 13 is used to make said battery-driven car to be operated in zero torque mode; Control the inverter normal operation of the motor of said battery-driven car, and the output torque of controlling said motor is 0; And obtain the running velocity of said battery-driven car, when running velocity during greater than predetermined threshold value, the winding of controlling said motor produces weak magnetoelectricity stream;
Forward drive mode unit 15 is used for when said battery-driven car forward travel, making said battery-driven car be operated in the forward drive pattern; According to the instruction of the motor output torque that receives, judge that this motor output torque instructs pairing motor output torque whether greater than the max. output torque of motor; If then control motor output maximum forward output torque; Otherwise the control motor is exported corresponding forward output torque; And obtain the running velocity of said battery-driven car, when running velocity during, motor is carried out weak magnetic control system greater than predetermined threshold value;
Reverse drive mode unit 16 is used for when said battery-driven car backward going, making said battery-driven car be operated in reverse drive mode; According to the instruction of the motor output torque that receives, judge that this motor output torque instructs pairing motor output torque whether greater than the max. output torque of motor; If then control motor output maximum reverse output torque; Otherwise the corresponding reverse output torque of control motor output; And obtain the running velocity of said battery-driven car, when running velocity during, motor is carried out weak magnetic control system greater than predetermined threshold value;
Regenerative brake mode unit 17 is used for making said battery-driven car be operated in the regenerative brake pattern when said battery-driven car glancing impact; According to the instruction of the motor output torque that receives, judge that this motor output torque instructs pairing motor output torque whether greater than the max. output torque of motor; If then control motor output maximum reverse output torque; Otherwise the corresponding reverse output torque of control motor output; And obtain the running velocity of said battery-driven car, when running velocity during, motor is carried out weak magnetic control system greater than predetermined threshold value.
And control module 2 comprises:
The flow process of switching is specially:
When the battery-driven car normal power-up starts, carry out step a as shown in Figure 3.Among the step a, application program is normally write with a brush dipped in Chinese ink in the electric machine controller; All outputs of electric machine controller have been configured to safe condition; Electric machine controller has been accomplished all IO and has been driven initialization; Electric machine controller has been accomplished all CAN and has been driven initialization; Electric machine controller has been accomplished dc bus current sensor, phase current transducer calibration.If hardware fault is arranged, execution in step m gets into failure mode; And behind trouble removal, turn back to prohibited mode.If there is not fault, then execution in step b gets into zero torque mode.Among the step b, entire car controller has enabled electric machine controller; Overcurrent, excess temperature, module failure and revolve displacement and put fault and be eliminated; Entire car controller request zero torque mode.
Under zero torque mode, just can be according to user's control command of entire car controller, execution in step k admission velocity pattern, or execution in step c entering forward drive pattern, or execution in step d entering reverse drive mode, or execution in step e gets into the regenerative brake pattern.Simultaneously, can change to reverse drive mode through step f in the forward drive pattern; The regenerative brake pattern can be changed to reverse drive mode through step g, and the forward pattern also can be through step h to the regenerative brake mode converting.The handoff procedure of above-mentioned step f, step g, step h is a prior art, repeats no more at this.
When battery-driven car stops, at first battery-driven car is operated under the prohibited mode through step j.Cut off the power supply through step I then.
Simultaneously, under any pattern, if hardware fault just switches to failure mode.
All or part of content in the technical scheme that above embodiment provides can realize that through software programming its software program is stored in the storage medium that can read, storage medium for example: the hard disk in the computing machine, CD or floppy disk.
The above is merely preferred embodiment of the present invention, and is in order to restriction the present invention, not all within spirit of the present invention and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. the battery-driven car control method based on two grades of change speed gear boxs is characterized in that, comprising:
When receiving user's control command, confirm the mode of operation of said battery-driven car, and send control command and control said battery-driven car and between the mode of operation that pre-sets, switch;
Said mode of operation comprises:
Zero torque mode is used to control the inverter normal operation of the motor of said battery-driven car, and the output torque of controlling said motor is 0; And obtain the running velocity of said battery-driven car, when running velocity during greater than predetermined threshold value, the winding of controlling said motor produces weak magnetoelectricity stream;
Velocity mode is used for when the gearshift of said battery-driven car, or the change speed gear box of battery-driven car makes said battery-driven car be operated in velocity mode when to be arranged at forward gear and E-gas be 0 starting state; With gear and car load current vehicle speed according to change speed gear box, regulate the output speed of electrical motor, realize the steady switching of gear;
The forward drive pattern is used for when said battery-driven car forward travel, output forward drive moment of torsion; And, judge that this motor output torque instructs pairing motor output torque whether greater than the max. output torque of motor according to the instruction of the motor output torque that receives; If then control motor output maximum forward output torque; Otherwise the control motor is exported corresponding forward output torque; And obtain the running velocity of said battery-driven car, when running velocity during, motor is carried out weak magnetic control system greater than predetermined threshold value;
Reverse drive mode is used for when said battery-driven car backward going, output reverse drive moment of torsion; And, judge that this motor output torque instructs pairing motor output torque whether greater than the max. output torque of motor according to the instruction of the motor output torque that receives; If then control motor output maximum reverse output torque; Otherwise the corresponding reverse output torque of control motor output; And obtain the running velocity of said battery-driven car, when running velocity during, motor is carried out weak magnetic control system greater than predetermined threshold value;
The regenerative brake pattern is used for when said battery-driven car glancing impact the driving torque opposite with current output torque being provided; And, judge that this motor output torque instructs pairing motor output torque whether greater than the max. output torque of motor according to the instruction of the motor output torque that receives; If then control motor output maximum reverse output torque; Otherwise the corresponding reverse output torque of control motor output; And obtain the running velocity of said battery-driven car, when running velocity during, motor is carried out weak magnetic control system greater than predetermined threshold value.
2. the battery-driven car control method based on two grades of change speed gear boxs according to claim 1 is characterized in that said mode of operation also comprises:
Prohibited mode when said battery-driven car initially powers on, breaks off the outputting power of the takeoff output portion of said battery-driven car; And said battery-driven car detected, when detecting the hardware effort state just often, remove the locking of this hardware.
3. the battery-driven car control method based on two grades of change speed gear boxs according to claim 2 is characterized in that said mode of operation also comprises:
Failure mode when said battery-driven car detects hardware and finds that hardware breaks down, sends the fault information, and breaks off the outputting power of the takeoff output portion of said battery-driven car; When receiving troubleshooting information, withdraw from failure mode.
4. the battery-driven car control method based on two grades of change speed gear boxs according to claim 3 is characterized in that, the said battery-driven car of said control switches between the mode of operation that pre-sets and comprises:
When the battery-driven car normal power-up starts,, battery-driven car is operated under the prohibited mode according to user's control command of entire car controller; Under prohibited mode,, then switch to failure mode if hardware detection breaks down; And behind trouble removal, system reset is also returned prohibited mode; If hardware detection does not have fault, then, between velocity mode, forward drive pattern, reverse drive mode, regenerative brake pattern, switch according to user's control command of entire car controller.
5. the electric vehicle control system based on two grades of change speed gear boxs is characterized in that, comprising:
Operating mode module is used to control said battery-driven car and is operated in the mode of operation that pre-sets, and switches between the said mode of operation that pre-sets according to control command;
Control module is used for confirming the mode of operation of said battery-driven car according to the user's control command that receives, and sends control command and control said operating mode module, and said battery-driven car is switched between the mode of operation that pre-sets;
Said operating mode module comprises:
Zero torque mode unit is used to control the inverter normal operation of the motor of said battery-driven car, and the output torque of controlling said motor is 0; And obtain the running velocity of said battery-driven car, when running velocity during greater than predetermined threshold value, the winding of controlling said motor produces weak magnetoelectricity stream;
The velocity mode unit is used for when the gearshift of said battery-driven car, or the change speed gear box of battery-driven car makes said battery-driven car be operated in velocity mode when to be arranged at forward gear and E-gas be 0 starting state; With gear and car load current vehicle speed according to change speed gear box, regulate the output speed of electrical motor, realize the steady switching of gear;
The forward drive mode unit is used for when said battery-driven car forward travel, output forward drive moment of torsion; And, judge that this motor output torque instructs pairing motor output torque whether greater than the max. output torque of motor according to the instruction of the motor output torque that receives; If then control motor output maximum forward output torque; Otherwise the control motor is exported corresponding forward output torque; And obtain the running velocity of said battery-driven car, when running velocity during, motor is carried out weak magnetic control system greater than predetermined threshold value;
The reverse drive mode unit is used for when said battery-driven car backward going, output reverse drive moment of torsion; And, judge that this motor output torque instructs pairing motor output torque whether greater than the max. output torque of motor according to the instruction of the motor output torque that receives; If then control motor output maximum reverse output torque; Otherwise the corresponding reverse output torque of control motor output; And obtain the running velocity of said battery-driven car, when running velocity during, motor is carried out weak magnetic control system greater than predetermined threshold value;
The regenerative brake mode unit is used for when said battery-driven car glancing impact the driving torque opposite with current output torque being provided; And, judge that this motor output torque instructs pairing motor output torque whether greater than the max. output torque of motor according to the instruction of the motor output torque that receives; If then control motor output maximum reverse output torque; Otherwise the corresponding reverse output torque of control motor output; And obtain the running velocity of said battery-driven car, when running velocity during, motor is carried out weak magnetic control system greater than predetermined threshold value.
6. the electric vehicle control system based on two grades of change speed gear boxs according to claim 5 is characterized in that, said operating mode module also comprises:
The prohibited mode unit is used for when said battery-driven car initially powers on, and breaks off the outputting power of the takeoff output portion of said battery-driven car; And said battery-driven car detected, when detecting the hardware effort state just often, remove the locking of this hardware.
7. the electric vehicle control system based on two grades of change speed gear boxs according to claim 6 is characterized in that, said operating mode module also comprises:
The failure mode unit is used to detect the hardware of said battery-driven car; When said hardware breaks down, send the fault information, and break off the outputting power of the takeoff output portion of said battery-driven car; When receiving troubleshooting information, withdraw from failure mode.
8. the electric vehicle control system based on two grades of change speed gear boxs according to claim 7 is characterized in that, said control module comprises:
Mode switch element is used to control the switching of the mode of operation of said battery-driven car; When the battery-driven car normal power-up starts,, battery-driven car is operated under the prohibited mode according to user's control command of entire car controller; Under prohibited mode,, then switch to failure mode if hardware detection breaks down; And behind trouble removal, system reset is also returned prohibited mode; If hardware detection does not have fault, then, between velocity mode, forward drive pattern, reverse drive mode, regenerative brake pattern, switch according to user's control command of entire car controller.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN201010142164XA CN101780776B (en) | 2010-03-30 | 2010-03-30 | Electrombile control method and system based on double-gear speed changing box |
| PCT/CN2010/080543 WO2011120323A1 (en) | 2010-03-30 | 2010-12-30 | Control system and method for electric vehicle with second-speed gearbox |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010142164XA CN101780776B (en) | 2010-03-30 | 2010-03-30 | Electrombile control method and system based on double-gear speed changing box |
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| CN101780776B true CN101780776B (en) | 2012-05-23 |
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| CN104768798A (en) * | 2012-11-08 | 2015-07-08 | Ntn株式会社 | Drive control device for motor vehicle during low temperature |
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| CN101780776B (en) * | 2010-03-30 | 2012-05-23 | 奇瑞汽车股份有限公司 | Electrombile control method and system based on double-gear speed changing box |
| CN103723142B (en) * | 2012-10-15 | 2016-05-04 | 北汽福田汽车股份有限公司 | Startup control method and the electric automobile of pure electric automobile |
| WO2017118190A1 (en) * | 2016-01-06 | 2017-07-13 | 北京新能源汽车股份有限公司 | Method of igniting and controlling electric training vehicle, ignition and control system, and electric training vehicle |
| CN105667337A (en) * | 2016-03-10 | 2016-06-15 | 北京新能源汽车股份有限公司 | Electric automobile and power system and control method thereof |
| CN106427983B (en) * | 2016-11-01 | 2018-07-13 | 重庆市科诚电机制造有限公司 | A kind of two stage speed change electro-tricycle method for control speed |
| CN108749645B (en) * | 2018-04-21 | 2020-11-03 | 浙江合众新能源汽车有限公司 | Control protection method for electric vehicle during neutral sliding |
| CN110886838B (en) * | 2019-11-29 | 2021-06-25 | 湖南海博瑞德电智控制技术有限公司 | Gear shifting method based on two-gear AMT electric vehicle |
| CN111645535A (en) * | 2020-05-29 | 2020-09-11 | 奇瑞商用车（安徽）有限公司 | Method for converting control modes of driving motor of electric automobile |
| CN112644295A (en) * | 2020-12-31 | 2021-04-13 | 大运汽车股份有限公司 | Torque arbitration control method and torque arbitration control system for new energy commercial vehicle |
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| CN101780776A (en) | 2010-07-21 |
| WO2011120323A1 (en) | 2011-10-06 |
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