CN108082187A - A kind of method and device of automobile energy recycling - Google Patents
A kind of method and device of automobile energy recycling Download PDFInfo
- Publication number
- CN108082187A CN108082187A CN201611017097.2A CN201611017097A CN108082187A CN 108082187 A CN108082187 A CN 108082187A CN 201611017097 A CN201611017097 A CN 201611017097A CN 108082187 A CN108082187 A CN 108082187A
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- 238000000034 method Methods 0.000 title claims abstract description 53
- 238000004064 recycling Methods 0.000 title abstract description 9
- 238000004146 energy storage Methods 0.000 claims abstract description 47
- 238000011084 recovery Methods 0.000 claims abstract description 14
- 230000005611 electricity Effects 0.000 claims description 11
- 230000001172 regenerating effect Effects 0.000 description 7
- 230000002159 abnormal effect Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 238000013024 troubleshooting Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/18—Propelling the vehicle
- B60W30/18009—Propelling the vehicle related to particular drive situations
- B60W30/18109—Braking
- B60W30/18127—Regenerative braking
-
- 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
- B60L15/28—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 without contact making and breaking, e.g. using a transductor
-
- 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
- B60L7/00—Electrodynamic brake systems for vehicles in general
- B60L7/10—Dynamic electric regenerative braking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2710/00—Output or target parameters relating to a particular sub-units
- B60W2710/08—Electric propulsion units
- B60W2710/083—Torque
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Automation & Control Theory (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a kind of method and devices of automobile energy recycling, are related to automobile technical field；The described method includes：The throttle pedal opening value of entire car controller receiving sensor module acquisition；The entire car controller judges whether the throttle pedal opening value is more than setting value；If the throttle pedal opening value is more than the setting value, electric machine controller control motor output positive-torque drives electric vehicle, the electric energy of energy storage is converted to the kinetic energy of electric vehicle in the process.The present invention realizes function of both driving and braking simultaneously by a gas pedal in electric vehicle, so as to improve energy recovery efficiency and course continuation mileage.
Description
Technical field
The present invention relates to automobile technical field, more particularly to a kind of method and device of automobile energy recycling.
Background technology
Popularization with electric vehicle and the raising to the requirement of electric vehicle course continuation mileage have occurred many now
For increasing the technology of course continuation mileage, wherein the most apparent with regenerative braking system effect.Existing regenerative braking system is main
It comes into force after brake pedal is stepped on, so as to which automobile kinetic energy is converted into electric energy savings in super capacitor or power battery.
And wherein have a problem that, since it is desired that brake pedal is stepped on, and while regenerative braking system comes into force, tradition
Mechanical system also enter into force, cause the inefficient of energy regenerating.
The content of the invention
In view of this, the embodiment of the present invention provides a kind of method and device of automobile energy recycling, it is therefore intended that solves existing
There is the problem of efficiency of automobile energy recycling in technology is low.The technical solution that the embodiment of the present invention uses for:
On the one hand, the embodiment of the present invention provides a kind of automobile energy recovery method, including：
The throttle pedal opening value of entire car controller receiving sensor module acquisition；
The entire car controller judges whether the throttle pedal opening value is more than setting value；
If the throttle pedal opening value is more than the setting value, electric machine controller control motor output positive-torque driving
The electric energy of energy storage is converted to the kinetic energy of electric vehicle by electric vehicle in the process；
Otherwise, electric machine controller control motor output negative torque braking electric vehicle, it is described electronic by electricity in the process
The kinetic energy of electrical automobile is converted to electric energy, and by the power storage in the energy storage.
Further, the method further includes：Judge whether the electric machine operation state is normal, the shape if motor works
State is normal, then the motor is kept to work on；Otherwise the motor is controlled to be stopped, and is alarmed.
Further, it is described judge the electric machine operation state whether be specially normally：The entire car controller is according to institute
The electric moter voltage value size for stating motor judges whether the electric machine operation state is normal.
Further, it is described to judge that the whether normal method of the electric machine operation state further includes the entire car controller root
It is whether normal according to any one in the motor temperature value, electric machine controller state, IGBT voltage values, IGBT temperature value four
To judge whether the electric machine operation state is normal.
Further, further include and the output torque of the motor is adjusted.
Further, the entire car controller controls the output of the motor according to the throttle pedal aperture size
Corresponding torque, the throttle pedal aperture size is with the proportional relation of output torque of the motor.
Further, the transport condition of vehicle is judged also according to the motor speed size of the motor, and according to described
Vehicle running state to carry out corresponding adjustment to the motor output torque.
On the other hand, it is described the present invention also provides the automobile energy retracting device for realizing above-mentioned automobile energy recovery method
Device includes：
Sensor assembly, entire car controller, electric machine controller, motor and energy storage；The sensor assembly is with institute
Entire car controller connection is stated, the entire car controller is connected with the electric machine controller and energy storage, the motor control
Device connects respectively with the motor and the energy storage；
The sensor signal is sent to the full-vehicle control by the sensor assembly for gathering sensor signal
Device, the sensor signal include throttle pedal opening value, electric moter voltage value and motor speed value；
For receiving the sensor signal, the throttle pedal opening value for judging to receive is the entire car controller
It is no to be more than setting value, and throttle pedal opening value judging result is sent to electric machine controller；
The electric machine controller is trampled for receiving the throttle pedal opening value judging result according to the throttle
Plate opening value judging result controls the motor；
The motor is used for the defeated positive-torque when the throttle pedal opening value is more than the setting value and drives the electricity
The electric energy of the energy storage is converted to the kinetic energy of electric vehicle by electrical automobile in the process, otherwise exports negative torque system
The electric vehicle is moved, the kinetic energy of electric vehicle is converted into electric energy in the process；
The energy storage is used to during the motor exports positive-torque power to the motor or in the electricity
The electric energy that the motor generates is stored during machine output negative torque.
Further, the sensor assembly includes：Throttle pedal jaw opening sensor, electric moter voltage sensor and motor
Speed probe；The throttle pedal jaw opening sensor opens the throttle plate for gathering the throttle plate opening value
Angle value is sent to the entire car controller, and the electric moter voltage sensor is for gathering the electric moter voltage value, and by the motor
Voltage value is sent to the entire car controller, and the motor speed sensor is used to using the motor speed value, and by the electricity
Machine tachometer value is sent to the entire car controller.
Further, whether the entire car controller is additionally operable to judge the motor in normal operating conditions；If institute
It states motor and is in normal operating conditions, then the motor is kept to work on, otherwise, the motor is controlled to be stopped, and is reported
It is alert.
Further, the entire car controller is specifically used for judging the motor work according to the electric moter voltage value size
Whether normal make state.
Further, the entire car controller is additionally operable to be adjusted control to the output torque of the motor.
Further, the entire car controller is additionally operable to control the motor according to the throttle pedal aperture size
The corresponding torque of output.Wherein, the throttle pedal aperture size is with the proportional relation of output torque of the motor.
Further, the vehicle is additionally operable to controller according to the motor speed size of the motor to judge the row of vehicle
State is sailed, and corresponding adjustment is carried out to the motor output torque according to the vehicle running state.
Compared with prior art, the advantageous effect of the embodiment of the present invention is：
A kind of method of automobile energy recycling provided in an embodiment of the present invention, the method pass through full-vehicle control by one
Device receives throttle pedal opening value, and judges whether the throttle pedal opening value is more than predetermined value, so as to simultaneously same
Function of both the driving and braking of electric vehicle is realized on one throttle pedal simultaneously.
Description of the drawings
Fig. 1 is the flow chart for the automobile energy recovery method that the embodiment of the present invention one provides；
Throttle pedal aperture and the motor driving for the automobile energy recovery method that Fig. 2 provides for the embodiment of the present invention one,
Brake relational graph；
Fig. 3 is the flow chart of automobile energy recovery method provided by Embodiment 2 of the present invention；
Fig. 4 is the throttle pedal aperture of energy reclaiming method provided by Embodiment 2 of the present invention and output torque relation
Figure；
Fig. 5 is the structure diagram for the automobile energy retracting device that the embodiment of the present invention three provides；
Fig. 6 is the structure diagram for the automobile energy retracting device that the embodiment of the present invention four provides.
Specific embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In attached drawing
Give presently preferred embodiments of the present invention.But the present invention can realize in many different forms, however it is not limited to this paper institutes
The embodiment of description.On the contrary, the purpose for providing these embodiments is to make the understanding to the disclosure more thorough
Comprehensively.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The normally understood meaning of technical staff is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.
Embodiment one
Refering to Fig. 1, it is illustrated that for the flow chart for the embodiment one that energy reclaiming method of the embodiment of the present invention provides, the energy
Recovery method comprises the following steps：
Step S101：The throttle pedal opening value of entire car controller receiving sensor module acquisition, and enter step
S102。
Step S102：The entire car controller judges whether the throttle pedal opening value is more than setting value, if described
Throttle pedal opening value is more than the setting value, enters step S103；Otherwise, S104 is entered step.
Step S103：The throttle pedal opening value is more than the setting value, and the output of electric machine controller control motor is just
The electric energy of energy storage is converted to the kinetic energy of electric vehicle by torque drive electric vehicle in the process.
Step S104, otherwise, electric machine controller control motor output negative torque braking electric vehicle, in the process by electricity
The kinetic energy of electrical automobile is converted to electric energy, and by the power storage in the energy storage.
Above-mentioned steps are described in detail below in conjunction with Fig. 1：
Step S101：More specifically, the entire car controller monitors the sensor assembly in real time, and receive the biography
The sensor signal that sensor module sends over；The sensor signal includes：Throttle pedal opening value.
Step S102：More specifically, the entire car controller is according to the throttle pedal opening value size, described in judgement
Whether throttle pedal opening value is more than setting value, if the throttle pedal opening value is more than the setting value, the vehicle
Controller thinks that the electric vehicle enters drive pattern, and enters step S103；Otherwise, the entire car controller thinks described
Electric vehicle enters braking mode, and enters step S104.
It is specific embodiment of the invention throttle pedal aperture and motor driving and motor braking relational graph refering to Fig. 2.Institute
When stating throttle pedal opening value less than the setting value, the electric vehicle is in braking mode；Otherwise, the electric vehicle
Handle drive pattern.Preferably, in embodiments of the present invention, the throttle pedal opening value setting value is throttle pedal
The 30% of aperture；Certainly, the throttle pedal opening value can also be configured according to the type and empirical value of electric vehicle,
Such as it is arranged to 20%, 35%, 40% or other values of throttle pedal aperture.
Step S103：More specifically, electric machine controller receives the motor control signal that the entire car controller sends over,
And motor is controlled according to throttle pedal opening value in the motor control signal, the electric machine controller controls motor
Positive-torque driving electric vehicle is exported, the electric energy of energy storage is converted to the kinetic energy of electric vehicle in the process.
Step S104, more specifically, electric machine controller receives the motor control signal that the entire car controller sends over,
And motor is controlled according to throttle pedal opening value in the motor control signal, control motor output negative torque braking
The kinetic energy of electric vehicle is converted to electric energy by electric vehicle in the process, and by the power storage in the power storage
In device.
Compared with prior art, the advantageous effect of the embodiment of the present invention is：
A kind of method of automobile energy recycling provided in an embodiment of the present invention, the method are connect by an entire car controller
Throttle pedal opening value is received, and judges whether the throttle pedal opening value is more than predetermined value, so as to simultaneously in same oil
Function of both the driving and braking of electric vehicle is realized on door pedal simultaneously.
Embodiment two
Refering to Fig. 3, the method for being illustrated as the embodiment being improved further on the basis of the embodiment of the present invention one two
Flow chart, the energy reclaiming method comprise the following steps：
Step S201：The sensor signal of the entire car controller receiving sensor module acquisition, the sensor signal
Including：Throttle pedal opening value, electric moter voltage value, motor speed value, brake pedal plate opening value, energy storage voltage
Value, and enter step S202.
Step S202：The entire car controller judges whether the electric machine operation state is normal, the shape if motor works
State is normal, then the motor is made to work on, and enters step S204；Otherwise, the motor is controlled to be stopped, is entered step
S203。
Step S203：Alarm shows fault message.
Step S204：Judge whether the throttle pedal opening value is more than setting value, if the throttle pedal aperture
Value is more than the setting value, enters step S205, otherwise enters step S207.
Step S205：Electric pressure converter is controlled to power to motor, and enters step S206.
Step S206：Motor output positive-torque driving electric vehicle is controlled, in the process by the electric energy of energy storage
Be converted to the kinetic energy of electric vehicle.
Step S207, control motor output negative torque braking electric vehicle, in the process turns the kinetic energy of electric vehicle
Electric energy is changed to, and by the power storage in the energy storage, and enter step S208；
Step S208, control electric pressure converter charge to energy storage.
Above-mentioned steps are described in detail below in conjunction with Fig. 3：
Step S201：More specifically, entire car controller monitors the sensor assembly in real time, and receive the sensor
The sensor signal that module sends over；The sensor signal includes：Throttle pedal opening value, electric moter voltage value, motor
Tachometer value, brake pedal plate opening value, energy storage voltage value.
Step S202：More specifically, the complete machine controller handles the sensor signal received；According to
Whether the electric moter voltage value size judges the voltage magnitude higher than the upper voltage limit amplitude set, if the voltage magnitude
Higher than the upper voltage limit amplitude, the entire car controller thinks that the motor is in open-circuit condition, and corresponding failure is judged to break
Road failure；Whether the voltage magnitude is judged less than the lower voltage limit amplitude set, if the voltage magnitude is less than the lower limit
Voltage magnitude, the entire car controller think that the motor is in short-circuit condition, and corresponding failure is judged to short trouble；Described in judgement
Whether voltage magnitude is between setting overcurrent voltage and upper voltage limit, if the voltage magnitude is in setting overcurrent voltage and upper
Between voltage limit, the entire car controller thinks that the motor is in over-current state, and corresponding failure is over current fault.If there is institute
Open circuit, short circuit or over current fault, entire car controller is stated then to think that motor is in abnormal operating state, then the motor is controlled to stop
Only work.And enter step S203；Otherwise entire car controller then thinks that motor is in normal operating conditions, then make the motor after
Continuous work, and enter step S204.
Further, it is described to judge whether the electric machine operation state normally further includes the entire car controller according to institute
State motor temperature value, electric machine controller state, IGBT (Insulated Gate Bipolar Transistor insulated gate bipolars
Transistor npn npn) whether voltage value, any one in IGBT temperature value four normally judge the electric machine operation state
Normally.
If the motor temperature value, electric machine controller state, IGBT (Insulated Gate Bipolar
Transistor insulated gate bipolar transistors) voltage value, any one in IGBT temperature value four be in abnormal condition,
Then the entire car controller then thinks that the motor is in abnormal operating state, and otherwise, the entire car controller then thinks institute
It states motor and is in normal operating conditions.
Step S203, if more specifically, the entire car controller, which checks the motor, is in abnormal operating state, just
Audible alarm or text prompt are carried out according to fault type, and show fault message, driver to be facilitated to carry out electric vehicle
Troubleshooting；Meanwhile the entire car controller sends motor failure signal to the electric machine controller, makes the electric machine controller
Troubleshooting is carried out to the motor.
Step S204：More specifically, the entire car controller handles the throttle pedal opening value received, root
According to the throttle pedal aperture size, judge whether the throttle pedal aperture is more than setting value, if the throttle is stepped on
Pedal aperture is more than the setting value, and the entire car controller thinks that electric vehicle enters drive pattern, and enters step S205；
If the throttle pedal aperture is less than the setting value, the entire car controller thinks that the electric vehicle enters braking mould
Formula, and enter step S207.It is specific embodiment of the invention throttle pedal aperture and motor driving and motor system refering to Fig. 2
Dynamic relational graph.Preferably, in embodiments of the present invention, the throttle pedal aperture setting value is throttle pedal aperture
30%；Certainly, the throttle pedal aperture setting value can also be configured according to the type and empirical value of electric vehicle, example
Such as it is arranged to 20%, 35%, 40% or other values of throttle pedal aperture.
Step S205：More specifically, the entire car controller sends motor control signal to the electric machine controller；It is described
The motor control signal that electric machine controller is sended over according to the entire car controller controls the electric pressure converter to carry out
Voltage conversion, and connect energy storage；The energy storage output voltage is converted to the electricity by the electric pressure converter
Machine operating voltage powers to the motor, and enters step S206.
Step S206, more specifically, the electric machine controller receives the motor control signal, and according to the motor control
Throttle pedal opening value controls motor in signal processed, and control motor output throttle pedal opening value is corresponding just
Torque and drive electric vehicle, the electric energy of energy storage is converted to the kinetic energy of electric vehicle in the process.
Further, refering to Fig. 4, it is illustrated that for throttle pedal aperture and motor output torque relational graph；As shown in figure 4,
Entire car controller sends motor control signal to electric machine controller, makes motor control according to the throttle pedal aperture size
Device control motor output positive-torque and throttle pedal aperture size are linearly proportional.For example, when the throttle pedal
When aperture is 30%, the motor exports the driving force that positive-torque is 0%；When the throttle pedal aperture is 65%, institute
State the driving force that motor output positive-torque is 50%；When the throttle pedal aperture is 100%, the motor exports positive twist
Square is 100% driving force.
Further, the motor control signal that the electric machine controller is sended over also according to the entire car controller
Middle motor speed signal adjusts the positive torque forces of the output of the motor in real time；When electric vehicle be in the starting stage or
At a slow speed when driving, adjust the motor and export big positive-torque, drive automobile fast starting or give it the gun；At electric vehicle
In normally travel or when running at high speed, adjust the motor and export small positive-torque driving force, so as to save electric car electric energy,
And protect the safety of driver.
Step S207, more specifically, the electric machine controller receives the motor control signal, and according to the motor control
Throttle pedal opening value controls motor in signal processed, and control motor output throttle pedal aperture size is corresponding
Negative torque brakes electric vehicle, and the kinetic energy of electric vehicle is converted to electric energy in the process, and by the power storage in institute
It states in energy storage.
Further, refering to Fig. 4, it is illustrated that for throttle pedal aperture number and motor output torque relational graph.Full-vehicle control
Device sends motor control signal to electric machine controller, makes electric machine controller control electricity according to the throttle pedal aperture size
Machine exports negative torque and throttle pedal aperture is linearly proportional.For example, when throttle pedal aperture is 0%, output
Negative torque is 100%；When throttle pedal aperture is 15%, motor output negative torque is 50%；When throttle pedal aperture
For 30% when, motor output negative torque be 0%.
Further, electric machine controller moves the output negative twist of motor also according to motor speed in the motor control signal
Power is adjusted in real time；For example, the negative torque driving force of the motor output 0% is controlled when electric vehicle stops.When electronic
Motor exports small negative torque driving force to automobile when driving at a slow speed, so as to which automobile be avoided to stop or occurring when driving at a slow speed unexpected
Reversing situation；When vehicle is for normally travel or while running at high speed motor exports big negative torque driving force, have automobile
There is big brake force, so as to which automobile kinetic energy more effectively is converted to electric energy, and by the power storage in the power storage
In device.
Compared with prior art, the advantageous effect of the embodiment of the present invention is：
The embodiment of the present invention is improved further on the basis of embodiment one, entire control by machine voltage value come
Judge whether motor is working properly, and motor is controlled to work, so as to add the security of electric vehicle.On the other hand, pass through
Motor speed value judges the transport condition of electric vehicle.And the more transport condition of electric vehicle, motor output torque is adjusted, from
And improve the efficiency of electric automobile energy recycling.
Embodiment three
Refering to Fig. 5, it is illustrated that for automobile energy retracting device structure diagram provided in an embodiment of the present invention, the energy regenerating
Device includes：Sensor assembly, entire car controller, electric machine controller, motor and energy storage；The sensor assembly is with institute
Entire car controller connection is stated, the entire car controller is connected with the electric machine controller and the energy storage, the motor
Controller connects respectively with the motor, energy storage, and the energy storage, motor are connected with the sensor assembly.
The sensor signal is sent to the full-vehicle control by the sensor assembly for gathering sensor signal
Device, the sensor signal include throttle pedal opening value, electric moter voltage value and motor speed value；
For receiving the sensor signal, the throttle pedal opening value for judging to receive is the entire car controller
It is no to be more than setting value, and throttle pedal opening value judging result is sent to electric machine controller；
The electric machine controller is trampled for receiving the throttle pedal opening value judging result according to the throttle
Plate opening value judging result controls the motor；
The motor is used for the defeated positive-torque when the throttle pedal opening value is more than the setting value and drives the electricity
The electric energy of the energy storage is converted to the kinetic energy of electric vehicle by electrical automobile in the process, otherwise exports negative torque system
The electric vehicle is moved, the kinetic energy of electric vehicle is converted into electric energy in the process；
The energy storage is used to during the motor exports positive-torque power to the motor or in the electricity
The electric energy that the motor generates is stored during machine output negative torque.
Compared with prior art, the advantageous effect of the embodiment of the present invention is：
A kind of device of energy regenerating provided in an embodiment of the present invention receives throttle pedal by an entire car controller
Opening value, and judge whether the throttle pedal opening value is more than predetermined value, so as to realize that a throttle pedal is same simultaneously
When have the function of drive and brake of both.
Example IV
Refering to Fig. 6, it is illustrated that for the energy for the example IV being improved further on the basis of the embodiment of the present invention three
Retracting device structure diagram, the energy recycle device include：Sensor assembly, entire car controller, electric machine controller, motor,
Electric pressure converter and energy storage.
The sensor is connected with the entire car controller signal, and the entire car controller controls respectively with the motor
Device, the connection of energy storage signal, the electric machine controller is respectively with the electric pressure converter, energy storage, motor connection；
The energy storage is connected with the electric pressure converter；The energy storage, motor are connected with the sensor assembly.
The sensor assembly, for gathering simultaneously transmission sensor signal；
The sensor assembly includes：Oiling plate jaw opening sensor, braking vane jaw opening sensor, electric moter voltage sensor,
Motor speed sensor and energy storage voltage sensor.
The entire car controller receives the sensor assembly and is transmitted across for monitoring the sensor assembly in real time
The sensor signal come；The sensor signal includes：Throttle pedal opening value, electric moter voltage value, motor speed value, brake
Pedal opening value, energy storage voltage value.And according to the throttle pedal opening value, judge that the throttle pedal is opened
Whether degree is more than setting value, and the throttle pedal aperture judging result and control command then are sent to electric machine controller；
Further, whether the entire car controller is additionally operable to judge the motor in normal operating conditions；If institute
It states motor and is in normal operating conditions, then the motor is made to work on, otherwise, the motor is controlled to be stopped, and is alarmed.
Specifically, the complete machine controller handles the sensor signal received；According to motor electricity
Whether pressure value size judges the voltage magnitude higher than the upper voltage limit amplitude set, if the voltage magnitude is higher than on described
Voltage limit amplitude, the entire car controller think that the motor is in open-circuit condition, and corresponding failure is judged to open circuit fault；Judge
Whether the voltage magnitude is less than the lower voltage limit amplitude set, if the voltage magnitude is less than the lower voltage limit amplitude, institute
It states entire car controller and thinks that the motor is in short-circuit condition, corresponding failure is judged to short trouble；Judging the voltage magnitude is
It is no in setting overcurrent voltage and upper voltage limit between, if the voltage magnitude be in setting overcurrent voltage and upper voltage limit it
Between, the entire car controller thinks that the motor is in over-current state, and corresponding failure is over current fault.If the appearance open circuit,
Short circuit or over current fault, entire car controller then think that motor is in abnormal operating state, then the motor are controlled to be stopped.
Further, refering to Fig. 4, it is illustrated that for throttle pedal aperture and motor output torque relational graph；As shown in figure 4,
Entire car controller sends motor control signal to electric machine controller, makes motor control according to the throttle pedal aperture size
The positive-torque and throttle pedal aperture size of device control motor output are linearly proportional.For example, when the throttle is trampled
When plate aperture is 30%, the motor exports the driving force that positive-torque is 0%；When the throttle pedal aperture is 65%,
The driving force that the motor output positive-torque is 50%；When the throttle pedal aperture is 100%, the motor output is just
Torque is 100% driving force.When throttle pedal aperture is 0%, output negative torque is 100%；When throttle pedal is opened
Spend for 15% when, motor output negative torque be 50%；When throttle pedal aperture is 30%, motor output negative torque is 0%.
Further, entire car controller sends motor control signal to electric machine controller, institute according to the motor speed value
Electric machine controller is stated to carry out in real time the positive torque forces of the output of the motor according to the order that the entire car controller sends over
Adjustment.
The electric machine controller be used for receive entire car controller be transmitted through come the throttle pedal aperture judging result and
Control command, and according to throttle pedal aperture judging result and control command control motor and electric pressure converter work is stated, control
Motor processed exports positive and negative torque, realizes the driving to electric vehicle and brake operating.
The electric pressure converter is used to receive the voltage conversion control signal of electric machine controller, and according to the voltage conversion
Control signal carries out voltage conversion；When electric vehicle is in driving condition, the electric pressure converter is by the energy storage
Voltage conversion is powered for motor operating voltage to the motor；When electric vehicle is in on-position, the electric pressure converter
Braking output voltage is converted to the energy storage charging voltage to charge to the energy storage.
The electric machine controller for receiving the throttle pedal opening value judging result, and is stepped on according to the throttle
Pedal opening value judging result controls the motor.
The motor drives electric vehicle for defeated positive-torque, converts electrical energy into kinetic energy or output in the process
Negative torque brakes electric vehicle, converts kinetic energy into electric energy in the process.
The energy storage, for powering to the motor during being converted to kinetic energy in electric energy or being converted in electric energy
To store the electric energy that the motor generates during kinetic energy.
The oiling plate jaw opening sensor is used to monitor the aperture state of the oiling pedal in real time, and described in acquisition
The throttle pedal opening amount signal is sent to the entire car controller by throttle pedal opening value.
The braking vane jaw opening sensor is used to monitor the aperture state of the brake pedal plate in real time, and described in reception
The brake pedal plate opening amount signal is sent to the entire car controller by brake pedal plate opening value.
The electric moter voltage sensor gathers the electric moter voltage for monitoring the electric moter voltage state in real time
Value, the entire car controller is sent to by the motor voltage signal.
The motor speed sensor gathers the motor speed value for monitoring the motor speed state in real time,
The motor speed tachometer value is sent to the entire car controller.
Energy storage voltage sensor gathers the electric energy and deposits for monitoring the energy storage voltage value in real time
The energy storage voltage value is sent to the entire car controller by reservoir voltage value.
Compared with prior art, the beneficial effects of the present invention are：
The embodiment of the present invention is improved further on the basis of embodiment three, and entire control is by analyzing electric moter voltage
Value judges whether motor is working properly, and motor is controlled to work, so as to adding the security of electric vehicle, on the other hand,
By analyzing motor speed value, the transport condition of electric vehicle is judged.So as to improve the efficiency of energy regenerating.
Above-described embodiment is the preferable embodiment of the present invention, but embodiments of the present invention and from above-described embodiment
Limitation, other any Spirit Essences without departing from the present invention with made under principle change, modification, replacement, combine, simplification,
Equivalent substitute mode is should be, is included within protection scope of the present invention.
Claims (14)
1. a kind of automobile energy recovery method, which is characterized in that including：
The throttle pedal opening value of entire car controller receiving sensor module acquisition；
The entire car controller judges whether the throttle pedal opening value is more than setting value；
If the throttle pedal opening value is more than the setting value, control motor output positive-torque drives electric vehicle, herein
The electric energy of energy storage is converted to the kinetic energy of electric vehicle in the process；
Otherwise, motor output negative torque brakes electric vehicle, and the motor is converted to the kinetic energy of electric vehicle in the process
Electric energy, and by the power storage in the energy storage.
2. automobile energy recovery method according to claim 1, which is characterized in that the method further includes：Described in judgement
Whether electric machine operation state is normal, if the electric machine operation state is normal, the motor is kept to work on；Otherwise institute is controlled
It states motor to be stopped, and alarms.
3. automobile energy recovery method according to claim 2, which is characterized in that described to judge the electric machine operation state
Whether normally be specially：The entire car controller judges the electric machine operation state according to the electric moter voltage value size of the motor
It is whether normal.
4. automobile energy recovery method according to claim 2, which is characterized in that described to judge the electric machine operation state
Whether normal method further includes the entire car controller according to the motor temperature value, electric machine controller state, IGBT voltages
Whether any one in value, IGBT temperature value four normally judges whether the electric machine operation state is normal.
5. automobile energy recovery method according to claim 1, which is characterized in that further include the torsion of the output to the motor
Square is adjusted.
6. automobile energy recovery method according to claim 5, which is characterized in that the entire car controller is according to the oil
Door pedal aperture size controls the output of the motor to correspond to torque, and the throttle pedal aperture size is with the motor
The proportional relation of output torque.
7. automobile energy recovery method according to claim 5, it is characterised in that：Further include the motor according to the motor
Rotating speed size carries out the output torque of the motor according to the transport condition of the vehicle to judge the transport condition of vehicle
Corresponding adjustment.
8. a kind of automobile energy retracting device, described device include：Sensor assembly, entire car controller, electric machine controller, motor
And energy storage；The sensor assembly is connected with the entire car controller, and the entire car controller is controlled with the motor
Device and energy storage connection, the electric machine controller connect respectively with the motor and the energy storage, the electric energy
Memory, motor are connected with the sensor assembly；
The sensor signal is sent to the entire car controller by the sensor assembly for gathering sensor signal,
The sensor signal includes throttle pedal opening value, electric moter voltage value and motor speed value；
The entire car controller judges whether the throttle pedal opening value received is big for receiving the sensor signal
Electric machine controller is sent in setting value, and by throttle pedal opening value judging result；
The electric machine controller is opened for receiving the throttle pedal opening value judging result according to the throttle pedal
Angle value judging result controls the motor；
The motor is used for the defeated positive-torque when the throttle pedal opening value is more than the setting value and drives the electronic vapour
The electric energy of the energy storage is converted to the kinetic energy of electric vehicle by vehicle in the process；Otherwise, negative torque braking institute is exported
Electric vehicle is stated, the kinetic energy of electric vehicle is converted into electric energy in the process；
The energy storage is used for during the motor exports positive-torque to motor power supply or defeated in the motor
Go out negative torque and store the electric energy that the motor generates in the process.
9. automobile energy retracting device according to claim 8, which is characterized in that the sensor assembly includes：Throttle
Pedal jaw opening sensor, electric moter voltage sensor and motor speed sensor；
The throttle plate opening value is sent to by the throttle pedal jaw opening sensor for gathering the throttle plate opening value
The entire car controller, the electric moter voltage sensor send out the electric moter voltage value for gathering the electric moter voltage value
To the entire car controller, the motor speed sensor is used to using the motor speed value, and by the motor speed value
It is sent to the entire car controller.
10. automobile energy retracting device according to claim 9, which is characterized in that the entire car controller is additionally operable to sentence
Whether the motor that breaks is in normal operating conditions；If the motor is in normal operating conditions, keep the motor after
Continuous work, otherwise, controls the motor to be stopped, and alarms.
11. automobile energy retracting device according to claim 10, which is characterized in that the entire car controller is specifically used for
Judge whether the electric machine operation state is normal according to the electric moter voltage value size.
12. automobile energy retracting device according to claim 9, which is characterized in that the entire car controller is additionally operable to pair
The output torque of the motor is adjusted control.
13. automobile energy retracting device according to claim 12, which is characterized in that the entire car controller is additionally operable to root
The corresponding torque of the output of the motor is controlled according to the throttle pedal aperture size；Wherein, the throttle pedal is opened
Spend output torque proportional relation of the size with the motor.
14. automobile energy retracting device according to claim 12, it is characterised in that：The entire car controller is additionally operable to root
The transport condition of vehicle is judged according to the motor speed size of the motor, and according to the vehicle running state come to the electricity
Machine output torque carries out corresponding adjustment.
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| CN201611017097.2A CN108082187A (en) | 2016-11-16 | 2016-11-16 | A kind of method and device of automobile energy recycling |
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| CN201611017097.2A CN108082187A (en) | 2016-11-16 | 2016-11-16 | A kind of method and device of automobile energy recycling |
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| CN201611017097.2A Pending CN108082187A (en) | 2016-11-16 | 2016-11-16 | A kind of method and device of automobile energy recycling |
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| CN109895637A (en) * | 2019-03-26 | 2019-06-18 | 奇瑞新能源汽车技术有限公司 | A kind of control method promoting electric car cruising ability |
| CN110154775A (en) * | 2019-05-07 | 2019-08-23 | 东风柳州汽车有限公司 | The regenerating braking energy recycling and control method of electric car |
| CN110154771A (en) * | 2019-04-11 | 2019-08-23 | 汉腾汽车有限公司 | A kind of control strategy of electric vehicle brake power recycling |
| CN110654754A (en) * | 2018-06-29 | 2020-01-07 | 郑州宇通重工有限公司 | Garbage transfer vehicle and control method of loading motor thereof |
| CN111498002A (en) * | 2020-04-01 | 2020-08-07 | 广东高标电子科技有限公司 | Method for recovering energy of electric vehicle |
| CN113400935A (en) * | 2021-07-01 | 2021-09-17 | 上汽大通房车科技有限公司 | Dual function pedal control system |
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