CN108045367A - Plug-in hybrid system based on 4 wheel driven offroad vehicle - Google Patents

Plug-in hybrid system based on 4 wheel driven offroad vehicle Download PDF

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Publication number
CN108045367A
CN108045367A CN201711441887.8A CN201711441887A CN108045367A CN 108045367 A CN108045367 A CN 108045367A CN 201711441887 A CN201711441887 A CN 201711441887A CN 108045367 A CN108045367 A CN 108045367A
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CN
China
Prior art keywords
motor
engine
hybrid
reducing gear
controller
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201711441887.8A
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Chinese (zh)
Inventor
王守军
刘吉顺
刘欢
郝希华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IAT Automobile Technology Co Ltd
Original Assignee
IAT Automobile Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by IAT Automobile Technology Co Ltd filed Critical IAT Automobile Technology Co Ltd
Priority to CN201711441887.8A priority Critical patent/CN108045367A/en
Publication of CN108045367A publication Critical patent/CN108045367A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT 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
    • B60W20/00Control systems specially adapted for hybrid vehicles
    • B60W20/40Controlling the engagement or disengagement of prime movers, e.g. for transition between prime movers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT 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
    • B60W10/00Conjoint control of vehicle sub-units of different type or different function
    • B60W10/02Conjoint control of vehicle sub-units of different type or different function including control of driveline clutches
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT 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
    • B60W10/00Conjoint control of vehicle sub-units of different type or different function
    • B60W10/04Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
    • B60W10/06Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT 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
    • B60W10/00Conjoint control of vehicle sub-units of different type or different function
    • B60W10/04Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
    • B60W10/08Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT 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
    • B60W10/00Conjoint control of vehicle sub-units of different type or different function
    • B60W10/10Conjoint control of vehicle sub-units of different type or different function including control of change-speed gearings
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/62Hybrid vehicles

Abstract

The present invention relates to a kind of plug-in hybrid system based on 4 wheel driven offroad vehicle, belong to the technical field of hybrid vehicle.The hybrid power system of the present invention, including entire car controller, engine controller, engine, gearbox controller, automatic transmission, battery management system, power battery, electric machine controller, motor, transmission clutch, motor side electromagnetic clutch, DC to DC converter, Vehicular charger, prime main reducing gear, rear class main reducing gear;The output terminal of engine is connected by automatic transmission with intermediate gearbox, and intermediate gearbox is respectively connected to prime main reducing gear and rear class main reducing gear;Prime main reducing gear is coupling on front axle, and rear class main reducing gear is coupling on back axle;The output terminal of motor is connected with rear class main reducing gear.The hybrid power system of the present invention is, it can be achieved that low speed acceleration power-assisted, improves acceleration capacity of overtaking other vehicles, meet customer's drive demand, ensure drive safety and reliability.

Description

Plug-in hybrid system based on 4 wheel driven offroad vehicle
Technical field
The present invention relates to the technical field of hybrid vehicle, it is more particularly related to which a kind of got over based on 4 wheel driven The plug-in hybrid system of wild vehicle.
Background technology
4 wheel driven gasoline car dynamical system framework of the prior art as shown in Figure 1, the dynamical system battery capacity compared with It is small, it only supplies/recovers energy when plus/minus speed, it is impossible to carry out external charging, there is no pure electric vehicle function, and drive vehicle The power needed is mainly provided by engine, and engine power is very big, influences vehicle economy and emission performance.
The content of the invention
It is cross-country based on 4 wheel driven it is an object of the invention to provide one kind in order to solve above-mentioned technical problem of the prior art The plug-in hybrid system of vehicle.
In order to solve to invent the technical issues of described and realize goal of the invention, present invention employs following technical schemes:
A kind of plug-in hybrid system based on 4 wheel driven offroad vehicle, it is characterised in that:Including entire car controller, start Machine controller, engine, gearbox controller, automatic transmission, battery management system, power battery, electric machine controller, electricity Machine, transmission clutch, motor side electromagnetic clutch, DC-to-dc converter, Vehicular charger, prime main reducing gear, centre Retarder, rear class main reducing gear, AC charge port, 12V accumulators, front axle and a pair of of the driving for being arranged on front axle both ends Front-wheel, back axle and a pair of of the driving trailing wheel for being arranged on back axle both ends.
Wherein, the engine controller is connected by rigid line with engine, and the output terminal of engine passes through fluid drive Device is connected with intermediate gearbox, and the intermediate gearbox is respectively connected to the prime main reducing gear and rear class main reducing gear, The prime main reducing gear is coupling on front axle, and the rear class main reducing gear is coupling on back axle, the engine it is defeated The transmission clutch is set between outlet and the automatic transmission;The output terminal of the motor connects with rear class main reducing gear It connects, and motor side electromagnetic clutch is provided between the motor and the rear class main reducing gear;The entire car controller point The gearbox controller, battery management system, DC to DC converter and vehicle-mounted charge are not connected by CAN bus Machine;The gearbox controller connects the engine controller by CAN bus, and the gearbox controller passes through rigid line point The transmission clutch and automatic transmission are not connected;The battery management system connects motor by CAN bus and controls Device also connects the power battery by rigid line;The electric machine controller connects the motor with rigid line by high-voltage line respectively; The power battery connects the electric machine controller, DC to DC converter and Vehicular charger by high-voltage line;It is described Vehicular charger connects AC charge port by high-voltage line.
Wherein, the plug-in hybrid system includes six kinds of driving modes, is respectively:Mould is operated alone in engine Formula, combination drive pattern, driving power generation mode, braking mode, stopping for charging pattern and pure power mode.
Wherein, when pattern is operated alone in engine, engine work, transmission clutch engagement, entire car controller control Motor side electromagnetic clutch separation processed, motor are closed.
Wherein, in combination drive pattern:Engine works, transmission clutch engagement, vehicle control unit controls motor side Electromagnetic clutch engages, motor driving.
Wherein, when driving a vehicle power generation mode, engine work, transmission clutch engagement, vehicle control unit controls motor Electromagnetic clutch engagement, driven by engine electric power generation are held, power battery and 12V accumulators charge.
Wherein, in braking mode, engine idling, transmission clutch separation, vehicle control unit controls motor Electromagnetic clutch engagement is held, electric power generation charges the battery.
Wherein, in stopping for charging pattern, during parking external equipment by onboard charger to power battery charging.
Wherein, in pure power mode:Engine does not work, transmission clutch separation, vehicle control unit controls motor side electricity Magnet clutch engages, motor driving.
Compared with the immediate prior art, the plug-in hybrid system of the present invention based on 4 wheel driven offroad vehicle It has the advantages that:
The hybrid power system of the present invention, it can be achieved that low speed accelerates power-assisted, overtake other vehicles acceleration capacity, meets customer's driving by raising Demand ensures drive safety and reliability, and has been applied in A Erte PHEV full-vehicle controls.
Description of the drawings
Fig. 1 is the framework schematic diagram of 4 wheel driven gasoline car dynamical system of the prior art.
Fig. 2 is the framework schematic diagram of the plug-in hybrid system based on 4 wheel driven offroad vehicle of the present invention.
Specific embodiment
Below with reference to specific embodiment to the plug-in hybrid system of the present invention based on 4 wheel driven offroad vehicle It is further elaborated, to make more complete and clear explanation to technical scheme.
Embodiment 1
As shown in Fig. 2, the plug-in hybrid system based on 4 wheel driven offroad vehicle of the present embodiment, including entire car controller (VCU), engine controller (EMS), engine (ENG), gearbox controller (TCU), automatic transmission (AT), battery management System (BMS), power battery (Batt), electric machine controller (MCU), motor (TM), transmission clutch (Clutch1), motor Hold electromagnetic clutch (Clutch2), DC-to-dc converter (DCDC), Vehicular charger (OBC), prime main reducing gear, centre It retarder, rear class main reducing gear, front axle and is arranged on a pair of of driving front-wheel, back axle at front axle both ends and is arranged on A pair of of driving trailing wheel at back axle both ends.The engine controller (EMS) is connected by rigid line with engine (ENG), is started The output terminal of machine (ENG) is connected by automatic transmission (AT) with intermediate gearbox, and the intermediate gearbox is respectively connected to The prime main reducing gear and rear class main reducing gear, the prime main reducing gear are coupling on front axle, the main deceleration of rear class Device is coupling on back axle, and the speed change is set between the output terminal of the engine (ENG) and the automatic transmission (AT) Device clutch (Clutch1);The output terminal of the motor (TM) is connected with rear class main reducing gear, and the motor (TM) and institute It states and is provided with motor side electromagnetic clutch (Clutch2) between rear class main reducing gear;The entire car controller (VCU) passes through respectively CAN bus connect the gearbox controller (AT), battery management system (BMS), DC to DC converter (DCDC) and Vehicular charger (OBC);The gearbox controller (TCU) connects the engine controller (EMS), institute by CAN bus It states gearbox controller (TCU) and connects the transmission clutch (Clutch1) and automatic transmission respectively by rigid line (AT);The battery management system (BMS) connects electric machine controller (MCU) by CAN bus, is also connected by rigid line described dynamic Power battery (Batt);The electric machine controller (MCU) connects the motor (TM) by high-voltage line with rigid line respectively;The power Battery (Batt) connects the electric machine controller (MCU), DC to DC converter (DCDC) by high-voltage line and vehicle-mounted fills Motor (OBC);The Vehicular charger (OBC) connects AC charge port (AC charge) by high-voltage line.
In the present embodiment, major impetus output device of the engine (ENG) as four-drive hybrid electric vehicle;The change Fast device clutch and motor side electromagnetic clutch are used for passing power and are carried out at the same time the switching that power transfers connecting and disconnecting. The electric energy of the needs such as motor (TM) after the power battery is provided described in running car, the battery manager (BMS) is to described Power battery is managed;The engine control (EMS) is used to control the engine (ENG).The direct current-straight Stream transformer (DCDC) is used for the conversion of electric energy;The entire car controller (VCU) is used for engine controller (EMS), battery Management system (BMS), Vehicular charger (OBC), gearbox controller (TCU) and motor side electromagnetic clutch (Clutch2) Deng management.
The present embodiment based on the plug-in hybrid system of 4 wheel driven offroad vehicle when starting engine, motor side electromagnetism Clutch engages, motor quick start engine;During vehicle start, transmission clutch separation, disconnect motor and engine it Between power transfer, be operated alone by motor;When running at a low speed or engine efficiency is relatively low, transmission clutch point From the engagement of, motor side electromagnetic clutch, vehicle is operated alone in motor, according to battery dump energy, engageable motor side electromagnetism from Clutch, by engine driving electric power generation;When vehicle suddenly gives it the gun, transmission clutch and motor side electromagnetic clutch are all Engagement, engine and motor drive vehicle simultaneously, realize that power assembly is worked with paralleling model;It at the uniform velocity travels and starts in vehicle When engine efficiency is higher, vehicle is operated alone by engine in transmission clutch engagement, according to battery capacity, engageable motor side Electromagnetic clutch makes driven by engine electric power generation, charges to power battery and 12V accumulators, realizes vehicle electric equilibrium;In vehicle When Reduced Speed Now or braking, transmission clutch separation, motor side electromagnetic clutch is closed, and wheel is driven by transmission device Motor gives power power battery charging;In vehicle backing when driving, transmission clutch separates, and motor side electromagnetic clutch closes It closes, motor is operated alone, negative direction rotation driving vehicle.
Totally 6 kinds of the vehicle driving mode of the plug-in hybrid system of the present embodiment, each assembly working condition is as follows:
1. pattern is operated alone in engine (high-speed working condition protects motor):Engine works, transmission clutch engagement, Vehicle control unit controls motor side electromagnetic clutch separates, and motor is closed.2. combination drive pattern (low speed acceleration power-assisted):Start Machine works, transmission clutch engagement, the engagement of vehicle control unit controls motor side electromagnetic clutch, motor driving.3. driving hair Power mode (keeps battery capacity that can provide at any time and accelerates power-assisted and other electric accessories power demands):Engine works, speed change Device clutch engage, vehicle control unit controls motor side electromagnetic clutch engagement, driven by engine electric power generation, power battery and 12V accumulators charge.4. braking mode (improves capacity usage ratio, mitigate braking pad wear):Engine works, speed changer Clutch separation, the engagement of vehicle control unit controls motor side electromagnetic clutch, electric power generation is to power battery charging.5. parking is filled Power mode (saves driving cost):External equipment can be by onboard charger to power battery charging during parking.6. pure electricity mould Formula (the frequent acceleration and deceleration in city are, it can be achieved that " zero " discharges):Engine does not work, transmission clutch separation, entire car controller control Motor side electromagnetic clutch engagement processed, motor driving.
The plug-in hybrid system of the present embodiment can pass through while vehicle starting is met and low speed accelerates demand Adjustment engine working area is at working under the optimum operating condition that oil consumption is low, pollution is few, when power demand of climbing is larger, Deficit power is supplemented by battery, and when load is smaller, the power that engine is had more than needed can be by driving electric power generation to power battery It charges with 12V accumulators, keeps vehicle electric equilibrium, in the frequent urban conditions of acceleration and deceleration, internal combustion engine can be closed, by battery list " zero " discharge is realized in solely driving, and external equipment can be used, to power battery charging, to reduce driving by onboard charger for when parking Cost.
For the ordinary skill in the art, specific embodiment is simply exemplarily described the present invention, Obviously the present invention specific implementation is not subject to the restrictions described above, as long as employ the inventive concept and technical scheme of the present invention into The improvement of capable various unsubstantialities or it is not improved by the present invention design and technical solution directly apply to other occasions , within protection scope of the present invention.

Claims (9)

1. a kind of plug-in hybrid system based on 4 wheel driven offroad vehicle, it is characterised in that:Including entire car controller, engine Controller, engine, gearbox controller, automatic transmission, battery management system, power battery, electric machine controller, motor, Transmission clutch, motor side electromagnetic clutch, DC-to-dc converter, Vehicular charger, prime main reducing gear, centre subtract Fast device, rear class main reducing gear, AC charge port, 12V accumulators, front axle and before being arranged on a pair of of driving at front axle both ends Wheel, back axle and a pair of of the driving trailing wheel for being arranged on back axle both ends.
2. the plug-in hybrid system according to claim 1 based on 4 wheel driven offroad vehicle, it is characterised in that:The hair Motivation controller is connected by rigid line with engine, and the output terminal of engine is connected by automatic transmission with intermediate gearbox, And the intermediate gearbox is respectively connected to the prime main reducing gear and rear class main reducing gear, the prime main reducing gear coupling On front axle, the rear class main reducing gear is coupling on back axle, the output terminal of the engine and the automatic transmission Between the transmission clutch is set;The output terminal of the motor is connected with rear class main reducing gear, and the motor and institute It states and is provided with motor side electromagnetic clutch between rear class main reducing gear;The entire car controller connects institute by CAN bus respectively State gearbox controller, battery management system, DC to DC converter and Vehicular charger;The gearbox controller leads to It crosses CAN bus and connects the engine controller, the gearbox controller connects the speed changer clutch by rigid line respectively Device and automatic transmission;The battery management system connects electric machine controller by CAN bus, also connected by rigid line described in Power battery;The electric machine controller connects the motor with rigid line by high-voltage line respectively;The power battery passes through high pressure Line connects the electric machine controller, DC to DC converter and Vehicular charger;The Vehicular charger passes through high-voltage line Connect AC charge port.
3. the plug-in hybrid system according to claim 1 based on 4 wheel driven offroad vehicle, it is characterised in that:It is described to insert Electric-type hybrid power system includes six kinds of driving modes, is respectively:Pattern, combination drive pattern, driving is operated alone in engine Power generation mode, braking mode, stopping for charging pattern and pure power mode.
4. the plug-in hybrid system according to claim 3 based on 4 wheel driven offroad vehicle, it is characterised in that:Starting When pattern is operated alone in machine, engine work, transmission clutch engagement, vehicle control unit controls motor side electromagnetic clutch point From motor is closed.
5. the plug-in hybrid system according to claim 3 based on 4 wheel driven offroad vehicle, it is characterised in that:It is mixing Drive pattern:Engine works, transmission clutch engagement, the engagement of vehicle control unit controls motor side electromagnetic clutch, motor Driving.
6. the plug-in hybrid system according to claim 3 based on 4 wheel driven offroad vehicle, it is characterised in that:It is driving a vehicle During power generation mode, engine work, transmission clutch engagement, the engagement of vehicle control unit controls motor side electromagnetic clutch, hair Motivation drives electric power generation, and power accumulator and 12V accumulators charge.
7. the plug-in hybrid system according to claim 3 based on 4 wheel driven offroad vehicle, it is characterised in that:It is regenerating During braking mode, engine work, transmission clutch separation, the engagement of vehicle control unit controls motor side electromagnetic clutch, electricity Machine power generation charges the battery.
8. the plug-in hybrid system according to claim 3 based on 4 wheel driven offroad vehicle, it is characterised in that:It stops During charge mode, external equipment is charged by onboard charger to high-tension battery during parking.
9. the plug-in hybrid system according to claim 3 based on 4 wheel driven offroad vehicle, it is characterised in that:In pure electricity During pattern, engine does not work, transmission clutch separation, the engagement of vehicle control unit controls motor side electromagnetic clutch, motor Driving.
CN201711441887.8A 2017-12-26 2017-12-26 Plug-in hybrid system based on 4 wheel driven offroad vehicle Pending CN108045367A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711441887.8A CN108045367A (en) 2017-12-26 2017-12-26 Plug-in hybrid system based on 4 wheel driven offroad vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711441887.8A CN108045367A (en) 2017-12-26 2017-12-26 Plug-in hybrid system based on 4 wheel driven offroad vehicle

Publications (1)

Publication Number Publication Date
CN108045367A true CN108045367A (en) 2018-05-18

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Family Applications (1)

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CN201711441887.8A Pending CN108045367A (en) 2017-12-26 2017-12-26 Plug-in hybrid system based on 4 wheel driven offroad vehicle

Country Status (1)

Country Link
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110834636A (en) * 2019-11-21 2020-02-25 北京易控智驾科技有限公司 Method and system for identifying and controlling wheel slip of unmanned mine car
CN111806425A (en) * 2020-06-15 2020-10-23 汉腾汽车有限公司 Passenger car hybrid power system and control method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110834636A (en) * 2019-11-21 2020-02-25 北京易控智驾科技有限公司 Method and system for identifying and controlling wheel slip of unmanned mine car
CN111806425A (en) * 2020-06-15 2020-10-23 汉腾汽车有限公司 Passenger car hybrid power system and control method thereof

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