CN106394550A - Hybrid power control method and system of small passenger car - Google Patents
Hybrid power control method and system of small passenger car Download PDFInfo
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- CN106394550A CN106394550A CN201611191609.7A CN201611191609A CN106394550A CN 106394550 A CN106394550 A CN 106394550A CN 201611191609 A CN201611191609 A CN 201611191609A CN 106394550 A CN106394550 A CN 106394550A
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 230000005611 electricity Effects 0.000 claims abstract description 44
- 230000008859 change Effects 0.000 claims description 21
- 230000001172 regenerating effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 6
- 230000001133 acceleration Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
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Classifications
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- 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
- B60W20/00—Control systems specially adapted for hybrid vehicles
- B60W20/20—Control strategies involving selection of hybrid configuration, e.g. selection between series or parallel configuration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
-
- 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
- B60W20/00—Control systems specially adapted for hybrid vehicles
- B60W20/10—Controlling the power contribution of each of the prime movers to meet required power demand
-
- 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
- B60W2510/00—Input parameters relating to a particular sub-units
- B60W2510/24—Energy storage means
- B60W2510/242—Energy storage means for electrical energy
- B60W2510/244—Charge state
-
- 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
- B60W2520/00—Input parameters relating to overall vehicle dynamics
- B60W2520/10—Longitudinal speed
-
- 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
- B60W2540/00—Input parameters relating to occupants
- B60W2540/10—Accelerator pedal position
-
- 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
- B60W2540/00—Input parameters relating to occupants
- B60W2540/12—Brake pedal position
-
- 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
- B60W2710/06—Combustion engines, Gas turbines
-
- 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
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Hybrid Electric Vehicles (AREA)
Abstract
The invention provides a hybrid power control method and system of a small passenger car. The method comprises the steps that a driving motor, an electricity generator and an engine are connected with each other; data of the whole passenger car is collected in real time; if the car is started, the driving motor is controlled to perform power output, and the electricity generator performs auxiliary power output on the basis of the output of the driving motor; if the speed of the car is larger than a first preset value, the driving motor and the engine are controlled for performing hybrid power output, the engine drives the electricity generator to perform electricity generation; if the speed of the car is larger than a second preset value, the driving motor and the engine are controlled for performing hybrid power output, the driving motor performs output regulation according to the output of the engine; if the speed of the automobile is larger than a third preset value, the driving motor and the engine are controlled for performing hybrid power output, the driving motor performs output regulation according to the output of the engine; the engine drives the electricity generator for performing electricity generation; the second preset value is larger than the first preset value, and the third preset value is larger than the second preset value.
Description
Technical field
The present invention relates to hybrid power control technology, the hybrid power control method of more particularly, to a kind of station wagon and control
System processed.
Background technology
With expanding economy, the progress of society, energy conservation has become as certainty and social consensus, various new forms of energy visitors
Car continues to bring out, and wherein pure electric, pure electricity, oil electric mixed dynamic passenger vehicle have been popularized, the power of new energy vehicle and energy-saving effect
It is the important indicator weighing new forms of energy car performance.For the improvement of power and energy-conservation aspect, different road conditions should be taken different
Control strategy, so need to readjust, according to different road conditions, the effect that parameter reaches optimization performance.As Publication No. CN
The Chinese patent of 105691182 A discloses a kind of control method of the hybrid power system based on AMT, including：Gather each shelves
Peak torque that in the interval of position, motor exports or that electromotor is exported with motor coupling operational or electromotor output,
Set up the mapping table of peak torque and rotating speed；The dump energy of the aperture of Real-time Collection throttle, the speed of vehicle and battery；According to
The aperture of the throttle of Real-time Collection and described mapping table calculate current acceleration；Current acceleration be more than acceleration rate threshold and
When the dump energy of battery is more than the first power threshold, close electromotor, motor drives vehicle to be accelerated and gear shift；When
The dump energy that preacceleration is more than acceleration rate threshold and battery is less than the first power threshold and during more than the second power threshold, opens
Dynamic electromotor, controls electromotor and motor coupling driving vehicle to be accelerated and gear shift according to engine load；Currently add
When speed is less than the second power threshold less than the dump energy of acceleration rate threshold or battery, close motor, start electromotor
Vehicle is driven to be accelerated and gear shift；Described first power threshold is more than the second power threshold.
But station wagon is limited by volume and compartment layout, can only be controlled using pure electric system.Pure electric system
Need jumbo battery and corresponding charging system to support, affected by battery life and charging pile popularization degree, be difficult to complete
State carries out large-area popularization.
Content of the invention
The technical problem to be solved is：There is provided one kind can strengthen each power-actuated cooperation little to be applied to
The hybrid power control method of type passenger vehicle and control system.
In order to solve above-mentioned technical problem, the technical solution used in the present invention is：
A kind of hybrid power control method of station wagon, including：
Motor, electromotor and electromotor are connected respectively two-by-two；
Real-time Collection car load data, described car load data includes car speed；
If vehicle starts to start, close and locking electromotor；Motor is controlled to carry out power output, electromotor foundation
The output of motor carries out auxiliary power output；
If car speed is more than the first preset value, cancel locking electromotor；Control generator-driving engine to start, drive
Galvanic electricity machine and electromotor carry out hybrid power output, and engine driven generators are generated electricity；
If car speed is more than the second preset value, close and locking electromotor；Motor and electromotor is controlled to carry out
Hybrid power exports, and motor carries out output according to the output of electromotor and adjusts；
If car speed is more than the 3rd preset value, cancel locking electromotor；Motor and electromotor is controlled to be mixed
Close power output, motor carries out output according to the output of electromotor and adjusts；Engine driven generators are generated electricity；Described
Second preset value is more than the first preset value, and the 3rd preset value is more than the second preset value.
The present invention provide another technical scheme be：
A kind of hybrid power control system of station wagon, including：Motor, electromotor, electromotor, harvester and control
Device processed, motor, electromotor and electromotor connect respectively two-by-two；Harvester is used for Real-time Collection car load data, described car load
Data includes car speed；
Controller is used for：If vehicle starts to start, close and locking electromotor；Motor is controlled to enter action edge defeated
Go out, electromotor carries out auxiliary power output according to the output of motor；
If car speed is more than the first preset value, cancel locking electromotor；Control generator-driving engine to start, drive
Galvanic electricity machine and electromotor carry out hybrid power output, and engine driven generators are generated electricity；
If car speed is more than the second preset value, close and locking electromotor；Motor and electromotor is controlled to carry out
Hybrid power exports, and motor carries out output according to the output of electromotor and adjusts；
If car speed is more than the 3rd preset value, cancel locking electromotor；Motor and electromotor is controlled to be mixed
Close power output, motor carries out output according to the output of electromotor and adjusts；Engine driven generators are generated electricity；Described
Second preset value is more than the first preset value, and the 3rd preset value is more than the second preset value.
The beneficial effects of the present invention is：When vehicle just starts, motor is mainly had to carry out power output, electromotor enters
Row auxiliary power exports, and coordinates motor so that motor is operated in high efficiency range；After driving to certain speed, by
Electromotor and motor carry out hybrid power output, and now due to speed, still ratio is relatively low, and electromotor also can be dynamic by a part
Power is used for driving electromotor to be generated electricity；When speed exceedes high speed, mainly power output, motor are carried out by electromotor
Coordinate work it is ensured that electromotor works in high efficiency range；And work as speed and exceed after at a high speed, electromotor carries out power output,
Motor and electromotor are coordinated it is ensured that electromotor works in high efficiency range.The present invention is under different operating modes in vehicle, controls
Motor, start motor or electromotor to carry out power output, and work coordinated to electromotor, motor, electromotor,
Electromotor and motor is allowed to work in itself high efficiency range, to reach optimal energy-saving effect as much as possible.
Brief description
Fig. 1 is the schematic flow sheet of the hybrid power control method of station wagon of the embodiment of the present invention；
Fig. 2 is the structural representation of the hybrid power control system of station wagon of the embodiment of the present invention.
Label declaration：
1st, motor；2nd, electromotor；3rd, electromotor；4th, harvester；5th, controller；6th, path generator.
Specific embodiment
By describing the technology contents of the present invention in detail, being realized purpose and effect, below in conjunction with embodiment and coordinate attached
Figure is explained.
The design of most critical of the present invention is：It is under different speeds in vehicle, control motor, start motor or send out
Motivation carries out power output, and coordinates work to electromotor, motor, electromotor, allows electromotor and drive as much as possible
Galvanic electricity machine works in itself high efficiency range.
Refer to Fig. 1, the present invention provides：
A kind of hybrid power control method of station wagon, including：
Motor, electromotor and electromotor are connected respectively two-by-two；
Real-time Collection car load data, described car load data includes car speed；
If vehicle starts to start, close and locking electromotor；Motor is controlled to carry out power output, electromotor foundation
The output of motor carries out auxiliary power output；
If car speed is more than the first preset value, cancel locking electromotor；Control generator-driving engine to start, drive
Galvanic electricity machine and electromotor carry out hybrid power output, and engine driven generators are generated electricity；
If car speed is more than the second preset value, close and locking electromotor；Motor and electromotor is controlled to carry out
Hybrid power exports, and motor carries out output according to the output of electromotor and adjusts；
If car speed is more than the 3rd preset value, cancel locking electromotor；Motor and electromotor is controlled to be mixed
Close power output, motor carries out output according to the output of electromotor and adjusts；Engine driven generators are generated electricity；Described
Second preset value is more than the first preset value, and the 3rd preset value is more than the second preset value.
Knowable to foregoing description, the beneficial effects of the present invention is：It is under different operating modes in vehicle, control and drive electricity
Machine, start motor or electromotor to carry out power output, and work is coordinated to electromotor, motor, electromotor, as far as possible
Allow electromotor and motor work in itself high efficiency range, to reach optimal energy-saving effect.
Further, described car load data also includes throttle data and braking state data；
If it is to start that the time of the accelerator releasing in throttle data exceedes Preset Time or braking state, carry out energy
Reclaim.
Knowable to foregoing description, when lasting accelerator releasing or when touching on the brake, illustrate that vehicle reduces speed now, carry out energy regenerating,
To improve the safety coefficient of course continuation mileage and car load.
Further, after collecting throttle data, the throttle data according to collection obtains throttle rate of change；Drive
Galvanic electricity machine and electromotor control power output according to described throttle rate of change respectively.
Knowable to foregoing description, the power output of motor and electromotor is adjusted according to throttle rate of change,
So that it is guaranteed that optimal export.
Further, after collecting braking state data, the braking state data according to collection obtains brake cruve；If car
Speed is more than the second preset value, and it is defeated that motor and electromotor carry out hybrid power according to throttle rate of change and brake cruve
Go out.
Knowable to foregoing description, during hybrid power output, the power output of motor and electromotor is to become according to throttle
Rate and brake cruve are adjusted, so that it is guaranteed that optimal export.
Further, described car load data also includes battery electric quantity, if battery electric quantity continuously declines, increases electromotor and sends out
The number of times of electricity.
Further, if battery electric quantity is higher than persistently default electricity, increase the output of motor, reduce electromotor
Output.
Knowable to foregoing description, when battery electric quantity is few, by increasing electric battery electrifier meeting, to improve battery life, battery
When electricity is many, by increasing the output of motor, reduce the output of electromotor, with energy saving.
Refer to Fig. 2, another technical scheme of the present invention is：
A kind of hybrid power control system of station wagon, including：Motor 1, electromotor 2, electromotor 3, harvester 4
With controller 5, motor 1, electromotor 2 and electromotor 3 connect respectively two-by-two；Harvester 4 is used for Real-time Collection car load data,
Described car load data includes car speed；
Controller 5 is used for：If vehicle starts to start, close and locking electromotor 3；Motor 1 is controlled to enter action edge
Output, electromotor 2 carries out auxiliary power output according to the output of motor 1；
If car speed is more than the first preset value, cancel locking electromotor 3；Electromotor 2 is controlled to drive electromotor 3 to open
Move, motor 1 and electromotor 3 carry out hybrid power output, electromotor 3 drives electromotor 2 to be generated electricity；
If car speed is more than the second preset value, close and locking electromotor 2；Motor 1 and electromotor 3 is controlled to enter
Row hybrid power exports, and motor 1 carries out output according to the output of electromotor 3 and adjusts；
If car speed is more than the 3rd preset value, cancel locking electromotor 2；Motor 1 and electromotor 3 is controlled to carry out
Hybrid power exports, and motor 1 carries out output according to the output of electromotor 3 and adjusts；Electromotor 3 drives electromotor 2 to carry out sending out
Electricity；Described second preset value is more than the first preset value, and the 3rd preset value is more than the second preset value.
Further, described car load data also includes throttle data and braking state data；
Described controller 5 is additionally operable to：If the time of the accelerator releasing in throttle data exceedes Preset Time or brake shape
State is to start, then carry out energy regenerating.
Further, also include path generator 6, collect after throttle data for harvester 4, according to collection
After throttle data obtains throttle rate of change, and harvester 4 collects braking state data, according to the braking state of collection
Data obtains brake cruve；Controller 5 controls motor 1 and electromotor 2 to control power according to described throttle rate of change respectively
Output；If car speed is more than the second preset value, motor 1 and electromotor 3 are carried out according to throttle rate of change and brake cruve
Hybrid power exports.
Further, described car load data also includes battery electric quantity, if battery electric quantity continuously declines, increases electromotor 2
The number of times generating electricity；If battery electric quantity is higher than persistently default electricity, increase the output of motor 1, reduce the defeated of electromotor 3
Go out.
Refer to Fig. 1, embodiments of the invention one are：
A kind of hybrid power control method of station wagon, including：
Motor, electromotor and electromotor are connected respectively two-by-two；
Real-time Collection car load data, described car load data include car speed, throttle data, braking state data,
Battery electric quantity etc.；Obtain throttle rate of change according to the throttle data of collection, the braking state data according to collection is stopped
Car curve；
If vehicle starts to start, that is, vehicle is in the starting stage, then close and locking electromotor；Control motor foundation
Throttle rate of change and itself high efficiency range carry out power output, generator operation in the drive mode, and according to motor
Output and throttle rate of change carry out auxiliary power output；
If car speed is more than the first preset value, that is, vehicle is in the hybrid power stage, then cancel locking electromotor；
Generator-driving engine is controlled to start, a power part for electromotor is used for carrying out hybrid power output with motor, and
Speed governing is carried out according to throttle rate of change and brake cruve, another part power of electromotor is used for driving electromotor to be generated electricity；
If car speed is more than the second preset value, that is, vehicle is in high speed cruising phase, then close and locking electromotor；
Motor and electromotor is controlled to carry out hybrid power output, motor carries out output according to the output of electromotor and adjusts, this
When motor moment ring output need to ensure that electromotor works in high efficiency range；
If car speed is more than the 3rd preset value, that is, vehicle is in the high-performance cruise stage, then cancel locking electromotor；Control
Motor and electromotor carry out hybrid power output, and motor carries out output according to the output of electromotor and adjusts；Electromotor
Electromotor is driven to be generated electricity；Now electromotor and motor are coordinated to allow electromotor work in high efficiency range as far as possible；Institute
State the second preset value and be more than the first preset value, the 3rd preset value is more than the second preset value；
If battery electric quantity continuously declines during being run multiple times again, increase the number of times of electrical power generators；
If battery electric quantity is higher than persistently default electricity, increase the output of motor, reduce the output of electromotor.
Refer to Fig. 2, embodiments of the invention two are：
A kind of corresponding system of hybrid power control method with the station wagon of embodiment one, including：Motor 1,
Electromotor 2, electromotor 3, harvester 4, path generator 6 and controller 5, motor 1, electromotor 2 and electromotor 3 difference two
Two connections；On car load dynamic related part be all controlled using CAN communication；
Harvester 4 is used for Real-time Collection car load data, and described car load data includes car speed, throttle data, stops
Car status data, battery electric quantity etc.；
Path generator 6 is used for obtaining throttle rate of change according to the throttle data of collection, according to the brake shape of collection
State data obtains brake cruve；
Controller 5 is used for：If vehicle starts to start, that is, vehicle is in the starting stage, then close and locking electromotor 3；Control
Motor 1 processed carries out power output according to throttle rate of change and itself high efficiency range, and electromotor 2 works in the drive mode,
And carry out auxiliary power output according to the output and throttle rate of change of motor 1；
If car speed is more than the first preset value, that is, vehicle is in the hybrid power stage, then cancel locking electromotor
3；Electromotor 2 is controlled to drive electromotor 3 to start, the power of electromotor 3 part is for carry out hybrid power defeated with motor 1
Go out, and speed governing is carried out according to throttle rate of change and brake cruve, another part power of electromotor 3 is used for driving electromotor 2 to enter
Row generates electricity；
If car speed is more than the second preset value, that is, vehicle is in high speed cruising phase, then close and locking electromotor
2；Motor 1 and electromotor 3 is controlled to carry out hybrid power output, motor 1 carries out output according to the output of electromotor 3 and adjusts
Section, the now moment ring output of motor 1 needs to ensure that electromotor 3 works in high efficiency range；
If car speed is more than the 3rd preset value, that is, vehicle is in the high-performance cruise stage, then cancel locking electromotor 2；Control
Motor 1 processed and electromotor 3 carry out hybrid power output, and motor 1 carries out output according to the output of electromotor 3 and adjusts；
Electromotor 3 drives electromotor 2 to be generated electricity；Now electromotor 2 and motor 1 are coordinated to allow electromotor 3 work in as far as possible
High efficiency range；Described second preset value is more than the first preset value, and the 3rd preset value is more than the second preset value；
If battery electric quantity continuously declines during being run multiple times again, increase the number of times that electromotor 2 generates electricity；
If battery electric quantity is higher than persistently default electricity, increase the output of motor 1, reduce the output of electromotor 3.
In sum, the present invention provides the hybrid power control method of station wagon and control system, can be to starting
Machine, motor, electromotor coordinate work, to reach optimal energy-saving effect, can greatly lift station wagon
Course continuation mileage, reduces fault rate, has the advantages that energy-saving and emission-reduction and safety coefficient are high.
The foregoing is only embodiments of the invention, not thereby limit the present invention the scope of the claims, every using this
The equivalents that bright description and accompanying drawing content are made, or directly or indirectly it is used in the technical field of correlation, all include in the same manner
In the scope of patent protection of the present invention.
Claims (10)
1. a kind of hybrid power control method of station wagon is it is characterised in that include：
Motor, electromotor and electromotor are connected respectively two-by-two；
Real-time Collection car load data, described car load data includes car speed；
If vehicle starts to start, close and locking electromotor；Motor is controlled to carry out power output, electromotor is according to driving
The output of motor carries out auxiliary power output；
If car speed is more than the first preset value, cancel locking electromotor；Control generator-driving engine to start, drive electricity
Machine and electromotor carry out hybrid power output, and engine driven generators are generated electricity；
If car speed is more than the second preset value, close and locking electromotor；Motor and electromotor is controlled to be mixed
Power output, motor carries out output according to the output of electromotor and adjusts；
If car speed is more than the 3rd preset value, cancel locking electromotor；Motor and electromotor is controlled to carry out mixing and move
Power exports, and motor carries out output according to the output of electromotor and adjusts；Engine driven generators are generated electricity；Described second
Preset value is more than the first preset value, and the 3rd preset value is more than the second preset value.
2. station wagon according to claim 1 hybrid power control method it is characterised in that described car load data also
Including throttle data and braking state data；
If it is to start that the time of the accelerator releasing in throttle data exceedes Preset Time or braking state, carries out energy and return
Receive.
3. the hybrid power control method of station wagon according to claim 2 is it is characterised in that collect throttle
After data, the throttle data according to collection obtains throttle rate of change；Motor and electromotor are respectively according to described throttle
Rate of change controls power output.
4. the hybrid power control method of station wagon according to claim 3 is it is characterised in that collect braking state
After data, the braking state data according to collection obtains brake cruve；If car speed be more than the second preset value, motor and
Electromotor carries out hybrid power output according to throttle rate of change and brake cruve.
5. station wagon according to claim 1 hybrid power control method it is characterised in that described car load data also
Including battery electric quantity, if battery electric quantity continuously declines, increase the number of times of electrical power generators.
If 6. the hybrid power control method of station wagon according to claim 5 is it is characterised in that battery electric quantity continues
Higher than default electricity, then increase the output of motor, reduce the output of electromotor.
7. a kind of hybrid power control system of station wagon is it is characterised in that include：Motor, electromotor, electromotor,
Harvester and controller, motor, electromotor and electromotor connect respectively two-by-two；Harvester is used for Real-time Collection car load number
According to described car load data includes car speed；
Controller is used for：If vehicle starts to start, close and locking electromotor；Control motor to carry out power output, send out
Motor carries out auxiliary power output according to the output of motor；
If car speed is more than the first preset value, cancel locking electromotor；Control generator-driving engine to start, drive electricity
Machine and electromotor carry out hybrid power output, and engine driven generators are generated electricity；
If car speed is more than the second preset value, close and locking electromotor；Motor and electromotor is controlled to be mixed
Power output, motor carries out output according to the output of electromotor and adjusts；
If car speed is more than the 3rd preset value, cancel locking electromotor；Motor and electromotor is controlled to carry out mixing and move
Power exports, and motor carries out output according to the output of electromotor and adjusts；Engine driven generators are generated electricity；Described second
Preset value is more than the first preset value, and the 3rd preset value is more than the second preset value.
8. station wagon according to claim 7 hybrid power control system it is characterised in that described car load data also
Including throttle data and braking state data；
Described controller is additionally operable to：If it is to open that the time of the accelerator releasing in throttle data exceedes Preset Time or braking state
Dynamic, then carry out energy regenerating.
9. the hybrid power control system of station wagon according to claim 8 generates it is characterised in that also including curve
Device, collects after throttle data for harvester, and the throttle data according to collection obtains throttle rate of change, and adopts
After storage collects braking state data, the braking state data according to collection obtains brake cruve；Controller controls driving electricity
Machine and electromotor control power output according to described throttle rate of change respectively；If car speed is more than the second preset value, drive electricity
Machine and electromotor carry out hybrid power output according to throttle rate of change and brake cruve.
10. the hybrid power control system of station wagon according to claim 7 is it is characterised in that described car load data
Also include battery electric quantity, if battery electric quantity continuously declines, increase the number of times of electrical power generators；If battery electric quantity is higher than persistently pre-
If electricity, then increase the output of motor, reduce the output of electromotor.
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| CN201611191609.7A CN106394550A (en) | 2016-12-21 | 2016-12-21 | Hybrid power control method and system of small passenger car |
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