CN207328430U - Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system - Google Patents
Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system Download PDFInfo
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- CN207328430U CN207328430U CN201720431228.5U CN201720431228U CN207328430U CN 207328430 U CN207328430 U CN 207328430U CN 201720431228 U CN201720431228 U CN 201720431228U CN 207328430 U CN207328430 U CN 207328430U
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Abstract
A kind of Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system is the utility model is related to, belongs to electric vehicle engineering field.The vehicle complete vehicle control system of the utility model, including hybrid power whole vehicle controller, engine, engine management system, high voltage power battery, battery management system, front motor, generator, preceding controller, rear motor, rear electric machine controller, clutch, clutch controller.First output terminal of engine is connected by speed changer with generator, and the second output terminal of engine is connected by the first end of speed changer and clutch；Front motor controller connects front motor and generator respectively；Electric machine controller is connected to the rear motor afterwards；Engine management system, clutch controller, battery management system, front motor controller and rear electric machine controller are connected with the hybrid power whole vehicle controller by CAN bus.
Description
Technical field
The technical field of electric automobile is the utility model is related to, more specifically, the utility model is related to a kind of plug-in
Four-drive hybrid electric vehicle whole-control system.
Background technology
As the worsening shortages of the non-renewable resources such as petrochemical industry, and various countries' environmental protective measure are increasingly stringent, due to pure
Electric automobile effect on environment is smaller with respect to orthodox car, its prospect is had an optimistic view of extensively, but is currently limited by battery capacity, it is continuous
The mileage that navigates is shorter.Hybrid vehicle as a kind of transition scheme from traditional energy automobile to pure electric automobile, at present into
For automotive research and an emphasis of exploitation, and have begun to be commercialized, wherein four-wheel driven hybrid power automobile is good because having
Good dynamic property, economy and ride comfort receives the favor of many consumers.The hybrid vehicle of four-wheel drive is with power
Transmission route is classified, and can be divided into the control modes such as tandem, parallel and series parallel type.The SUV of Japanese Toyota Company's exploitation is realized
The 4 wheel driven of series parallel type, it can realize the control models such as pure electric vehicle 4 wheel driven, mixing 4 wheel driven, regenerative braking, but its dynamical system
Need specially to design engine and gearbox, there are the shortcomings that system structure is complicated, versatility is poor and cost is higher, therefore have
Necessity develops a kind of simple in structure, dependable performance and the good four-drive hybrid electric control system of versatility.
Utility model content
In order to solve above-mentioned technical problem of the prior art, the purpose of this utility model is to provide one kind plug-in four
Driving mixed power automobile whole-control system.
In order to solve the technical problem described in utility model and realize purpose of utility model, the utility model employs following
Technical solution：
A kind of Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system, it is characterised in that：Including hybrid power vehicle control
Device processed, engine, engine management system, high voltage power battery, battery management system, front motor, generator, front motor control
Device, rear motor, rear electric machine controller, clutch, clutch controller, DC-to-dc converter, Vehicular charger, front axle
And a pair of of driving front-wheel at front axle both ends is arranged on, and back axle and after being arranged on a pair of of driving at back axle both ends
Wheel；The engine is connected with engine management system, and the first output terminal of engine is connected by speed changer with generator, hair
Second output terminal of motivation is connected by the first end of speed changer and clutch；Front motor passes through speed changer and front axle differential mechanism
Input terminal connection, front motor controller connects front motor and generator respectively；The input terminal of front axle differential mechanism also with clutch
The second end connection of device, clutch controller are connected to the clutch；Motor passes through speed changer and back axle differential mechanism afterwards
Input terminal connects, and rear electric machine controller is connected to the rear motor；Engine management system, clutch controller, battery management
System, front motor controller and rear electric machine controller are connected with the hybrid power whole vehicle controller by CAN bus.
Wherein, the high voltage power battery is connected to battery management system, and high voltage direct current output terminal is connected to front motor control
Device processed and rear electric machine controller.
Wherein, the battery management system is and described straight also with DC-to-dc converter and vehicle-mounted charge mechatronics
Stream-direct current transducer and Vehicular charger are additionally coupled to the preceding controller and rear controller.
Wherein, under pure electric vehicle drive pattern, hybrid power whole vehicle controller control battery management system causes height to press
Power battery is in power supply state, and sends control instruction to rear electric machine controller, and motor works after making rear electric machine controller control,
And front motor does not work, and clutch is controlled to be in discrete state by clutch controller, trailing wheel is operated alone in rear motor
So that vehicle travels.
Wherein, under pure electric vehicle drive pattern, hybrid power whole vehicle controller control battery management system causes height to press
Power battery is in power supply state, and sends control instruction to front motor controller, makes the control front motor work of front motor controller,
And rear motor does not work, and clutch is controlled to be in discrete state by clutch controller, front-wheel is operated alone in front motor
So that vehicle travels.
Wherein, under pure electric vehicle drive pattern, hybrid power whole vehicle controller control battery management system causes height to press
Power battery is in power supply state, and control instruction is sent to front motor controller, makes the control front motor work of front motor controller, gives
Electric machine controller sends control instruction afterwards, and motor works after making rear electric machine controller control, and is controlled by clutch controller
Clutch is in discrete state, and front motor and rear motor drive vehicle to travel jointly.
Wherein, under pure engine mode, electric machine controller sends control instruction to hybrid power whole vehicle controller forward, by
Front motor controller control generator dragging start engine, hybrid power whole vehicle controller by clutch controller control from
Clutch is in bonding state, and then entire car controller sends to engine management system and instructs, engine management system control hair
Motivation works, and front-wheel traveling is operated alone by engine.
Wherein, charged using the dump power of engine by generator to the high voltage power battery.
Wherein, hybrid power whole vehicle controller controls clutch to be in bonding state by clutch controller, leads at the same time
Cross front motor controller and/or rear electric machine controller control front motor and/or the work of rear motor.
Wherein, when hybrid power whole vehicle controller detects that vehicle slows down or brakes, into Brake energy recovery
Pattern；Under Brake energy recovery pattern, front motor controller control front motor is switched to power generation mode and generates electricity, after control
Motor is switched to power generation mode and generates electricity after electric machine controller control, and the kinetic energy of vehicle is changed into electric energy, is stored in high pressure
Power battery.
Compared with the immediate prior art, Plug-in four-wheel-drive hybrid power vehicle complete vehicle control described in the utility model
System has the advantages that：
The whole-control system of the utility model, structure is relatively simple, versatility is good, and can make full use of each assembly
Advantage, be conducive to improve fuel efficiency.
Brief description of the drawings
Fig. 1 is the structure diagram of the Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system of the utility model.
Fig. 2 is the power assembly schema management schematic diagram of the Plug-in four-wheel-drive hybrid power automobile of the utility model.
Embodiment
Plug-in four-wheel-drive hybrid power vehicle complete vehicle described in the utility model is controlled below with reference to specific embodiment
System is further elaborated, to make more complete and clear explanation to the technical solution of the utility model.
Embodiment 1
As shown in Figure 1, the Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system of the present embodiment, as shown in Figure 1, this reality
With new Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system, including hybrid power whole vehicle controller (HCU), engine
(ENG), engine management system (EMS), high voltage power battery, battery management system (BMS), instrument (IC), front motor (TM),
Generator (GM), front motor controller (FPDU), rear motor (RM), rear electric machine controller (RMCU), clutch, clutch control
Device (CCU), DC-to-dc converter (DCDC), Vehicular charger (OBC), front axle and it is arranged on the one of front axle both ends
To driving front-wheel, back axle and a pair of of the driving trailing wheel for being arranged on back axle both ends.
Engine (ENG) is connected with engine management system (EMS), and the first output terminal of engine (ENG) passes through speed change
Device is connected with generator (GM), and the second output terminal of engine (ENG) passes through the first end of speed changer and clutch (Clutch)
Connection；Front motor (FM) is connected by speed changer with the input terminal of front axle differential mechanism, and front motor controller (FPDU) connects respectively
Connect front motor (FM) and generator (GM).The input terminal of front axle differential mechanism is also connected with the second end of clutch, clutch control
Device (CCU) processed is connected to the clutch.Motor (RM) is connected by speed changer with the input terminal of back axle differential mechanism afterwards, rear control
Device (RMCU) processed is connected to the rear motor.Engine management system (EMS), clutch controller (CCU), battery management system
(BMS), preceding controller (FPDU) and rear controller (FPDU) are total by CAN with the hybrid power whole vehicle controller (HCU)
Line.One end of the high voltage power battery is connected to battery management system (BMS), the other end be connected to preceding controller (FPDU) and
Controller (RMCU) afterwards.The battery management system (BMS) also with DC-to-dc converter (DCDC) and Vehicular charger
(OBC) it is electrically connected, and the DC-to-dc converter (DCDC) and Vehicular charger (OBC) are additionally coupled to the preceding controller
(FPDU) and rear controller (RMCU).
In the present embodiment, major impetus output device of the engine (ENG) as four-drive hybrid electric vehicle, before described
Motor (FM) and rear motor (RM) serve not only as generator and are also used as in automobile brake for Brake energy recovery
Driving motor is used for driving vehicle front；The clutch is used to transmit the power of engine and is carried out at the same time power transmission connection
With the switching of disconnection.The high voltage power battery provides front motor (FM), rear motor (RM), generator (GM) described in running car
Deng the electric energy of needs, the battery manager (BMS) is managed the high voltage power battery；The DC-DC conversion
Device is used for conversion of the high voltage electric energy to low-voltage electric energy；The hybrid power whole vehicle controller (HCU) is used for engine management system
The management of system (EMS), battery management system (BMS) and clutch controller (CCU) etc., is in addition additionally operable to front motor controller
(FPDU) and rear electric machine controller (RMCU) management.In addition, the hybrid power whole vehicle controller (HCU) is as whole control
The core component of system, is also responsible for collection key door, gear, accelerator pedal, brake pedal and charging connection hard signal, and controls
Water pump, low engine speed fan and the output of high speed fan relay processed etc..
The state of the Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system of the present embodiment include car-parking model and driving/
Two top layer patterns of braking mode.Wherein car-parking model can be subdivided into：Stop engine shutdown mode, parking engine idling mould
Formula and stopping for charging pattern；Driving/braking pattern can be subdivided into：The shutdown of pure electric vehicle engine, pure electric vehicle engine idling, series connection
Startup, tandem drive, series connection terminates, parallel connection starts, clutch combines, parallel drive, clutch separation, end mode in parallel,
13 sub- power assembly patterns altogether, it is as shown in Figure 2 that the logic between each pattern redirects relation.
In the Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system of the present embodiment, battery management system (BMS) can
To realize status monitoring and the management to high voltage power battery.Battery management system (BMS) can be controlled at high voltage power battery
In power supply state, electric current is conveyed to front motor (FM) and/or power generation by high voltage power battery by front motor controller (FPDU)
Machine (GM), rear motor (RM) is conveyed to by rear controller (RMCU)；Battery management system (BMS) can also control the high pressure
Power battery is in charged state, and front motor (FM) and rear motor (RM) are by Brake energy recovery, and to high voltage power battery
Charging.Hybrid power whole vehicle controller (HCU) is controlled clutch by clutch controller (CCU).Hybrid power is whole
Vehicle controller (HCU) can judge which kind of drive pattern automobile takes according to speed, and then determine to control according to the drive pattern
The combination or separation of clutch.
The whole-control system of the present embodiment at work, can use different drive patterns according to different operating modes, real
Existing distributing rationally between engine and motor, to realize that both driving power is big and has the effect of higher fuel economy.
The whole-control system of the present embodiment can drive automobile to work in following pattern；The front motor, rear motor,
Engine, generator be in running order or off position；Front-wheel can be then driven when current motor is in running order；
Front-wheel can be then driven when engine is in running order and clutch combines.When detecting automobile starting and speed is less than predetermined car
When fast, and in the case of electricity abundance, pure electric vehicle drive pattern can be used；Under pure electric vehicle drive pattern, vehicle demand power
When relatively low, hybrid power whole vehicle controller control battery manager causes high voltage power battery to be in power supply state, and to rear electricity
Machine controller sends control instruction, and motor works after making rear electric machine controller control, and front motor does not work, and passes through clutch
Device controller (CCU) control clutch is in discrete state, and trailing wheel is operated alone so that vehicle travels in rear motor (RM).In addition,
HCU can also send control instruction by controller (FPDU) forward so that preceding controller (FPDU) control front motor (FM) work, leads to
Cross front motor (FM) and front-wheel is operated alone so that vehicle travels.
Alternatively, in the case of motor electricity abundance, when vehicle demand power is larger, clutch disconnects, front motor (FM)
Task driven vehicle travels at the same time under the control of preceding controller (FPDU) and rear controller (RMCU) respectively with rear motor (RM),
Realize four-wheel drive.The pattern driven at the same time using two motors, due to the characteristic of motor low speed high torque, can make vehicle quick
Start, greatly shorten the acceleration time.
And in the case of not enough power supply, generator (ENG) first can be started by generator (GM), then engine
(ENG) vehicle traveling is driven, and drives generator (GM) to generate electricity.
Under pure engine (ENG) pattern, entire car controller (HCU) can send to engine management system (EMS) and control
System instruction, by engine management system (EMS) control engine (ENG) work；Entire car controller (HCU) by CCU control from
Clutch is in bonding state, by engine driving front-wheel；At this time, front motor (FM), rear motor (RM) do not work.In higher car
The lower Fuel Economy of speed is relatively good, height can also be pressed using generator (GM) by dump power according to actual condition
Power battery charges.When the rotating speed of engine (ENG) exceedes the efficient region of engine (ENG), or in pure engine mould
When anxious accelerate is needed under formula state, HCU controls clutch to be in bonding state, while front motor controller (FPDU) by CCU
And/or rear controller (RMCU) control front motor (FM) and/or rear motor (RM) work.Front motor (FM) and/or rear motor
(RM) power of the engine (ENG) beyond economic work region can be made up, so as to so that engine (ENG) is operated in
Efficient region, realizes optimal drive efficiency, improves the accelerating ability of fuel economy and vehicle.
The hybrid electric vehicle complete vehicle control system of the present embodiment can drive automotive service in braking mode.When
When HCU detects that vehicle slows down or brakes, it is considered as and enters Brake energy recovery pattern.In Brake energy recovery pattern
Under, front motor controller (FPDU) control front motor (FM) is switched to power generation mode and generates electricity, electric machine controller after control
(RMCU) motor (RM) is switched to power generation mode and generates electricity after controlling, and the kinetic energy of vehicle is changed into electric energy, is stored in high pressure
It in power battery, while can make vehicle that there is good braking, improve braking ability and capacity usage ratio.
The whole-control system of the four-drive hybrid electric vehicle of the utility model embodiment is to four-drive hybrid electric vehicle
It is thorough that operating mode considers, can give full play to the advantages of 4 wheel driven mixes structure.In addition, according between vehicle condition progress multiple-working mode
Switch condition, vehicle can be made to be in optimum working mode at each moment, so as to reduce oil consumption.The utility model embodiment
Four-drive hybrid electric vehicle control method under different working modes to the distribution method of each component torque, hair can be optimized
Motivation, generator, the work efficiency of front motor and rear motor, further reduce the fuel consumption of vehicle.
For the ordinary skill in the art, specific embodiment has simply carried out exemplary retouch to the utility model
State, it is clear that the utility model specific implementation is not subject to the restrictions described above, as long as employing the methodology of the utility model
The improvement of the various unsubstantialities carried out with technical solution, or it is not improved that the design of the utility model and technical solution is direct
Applied to other occasions, within the scope of protection of the utility model.
Claims (10)
- A kind of 1. Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system, it is characterised in that：Including hybrid power full-vehicle control Device, engine, engine management system, high voltage power battery, battery management system, front motor, generator, front motor control Device, rear motor, rear electric machine controller, clutch, clutch controller, DC-to-dc converter, Vehicular charger, front axle And a pair of of driving front-wheel at front axle both ends is arranged on, and back axle and after being arranged on a pair of of driving at back axle both ends Wheel；The engine is connected with engine management system, and the first output terminal of engine is connected by speed changer with generator, hair Second output terminal of motivation is connected by the first end of speed changer and clutch；Front motor passes through speed changer and front axle differential mechanism Input terminal connection, front motor controller connects front motor and generator respectively；The input terminal of front axle differential mechanism also with clutch The second end connection of device, clutch controller are connected to the clutch；Motor passes through speed changer and back axle differential mechanism afterwards Input terminal connects, and rear electric machine controller is connected to the rear motor；Engine management system, clutch controller, battery management System, front motor controller and rear electric machine controller are connected with the hybrid power whole vehicle controller by CAN bus.
- 2. Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system according to claim 1, it is characterised in that：The height Pressure power battery is connected to battery management system, and high voltage direct current output terminal is connected to front motor controller and rear electric machine controller.
- 3. Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system according to claim 1, it is characterised in that：The electricity Pond management system also with DC-to-dc converter and vehicle-mounted charge mechatronics, and the DC-to-dc converter and vehicle-mounted is filled Motor is additionally coupled to the front motor controller and rear electric machine controller.
- 4. Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system according to claim 1, it is characterised in that：In pure electricity Under dynamic drive pattern, hybrid power whole vehicle controller control battery management system causes high voltage power battery to be in power supply state, And control instruction is sent to rear electric machine controller, motor works after making rear electric machine controller control, and front motor does not work, and Clutch is controlled to be in discrete state by clutch controller, trailing wheel is operated alone for rear motor so that vehicle travels.
- 5. Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system according to claim 1, it is characterised in that：In pure electricity Under dynamic drive pattern, hybrid power whole vehicle controller control battery management system causes high voltage power battery to be in power supply state, And control instruction is sent to front motor controller, and make the control front motor work of front motor controller, and rear motor does not work, and Clutch is controlled to be in discrete state by clutch controller, front-wheel is operated alone for front motor so that vehicle travels.
- 6. Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system according to claim 1, it is characterised in that：In pure electricity Under dynamic drive pattern, hybrid power whole vehicle controller control battery management system causes high voltage power battery to be in power supply state, Control instruction is sent to front motor controller, makes the control front motor work of front motor controller, sends and control to rear electric machine controller System instruction, motor works after making rear electric machine controller control, and controls clutch to be in discrete state by clutch controller, Front motor and rear motor drive vehicle to travel jointly.
- 7. Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system according to claim 1, it is characterised in that：In pure hair Under motivation pattern, electric machine controller sends control instruction to hybrid power whole vehicle controller forward, is controlled and sent out by front motor controller Motor drag starts engine, and hybrid power whole vehicle controller controls clutch to be in bonding state by clutch controller, Then entire car controller sends to engine management system and instructs, engine management system control engine work, by engine Front-wheel traveling is operated alone.
- 8. Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system according to claim 7, it is characterised in that：Utilize hair The dump power of motivation charges the high voltage power battery by generator.
- 9. Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system according to claim 7, it is characterised in that：Mixing is dynamic Power entire car controller controls clutch to be in bonding state by clutch controller, at the same by front motor controller and/or Electric machine controller control front motor and/or the work of rear motor afterwards.
- 10. Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system according to claim 1, it is characterised in that：When mixed When conjunction power entire car controller detects that vehicle slows down or brakes, into Brake energy recovery pattern；Returned in braking energy Under receipts pattern, front motor controller control front motor is switched to power generation mode and generates electricity, after control after electric machine controller control Motor is switched to power generation mode and generates electricity, and the kinetic energy of vehicle is changed into electric energy, is stored in high voltage power battery.
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| CN201720431228.5U CN207328430U (en) | 2017-04-21 | 2017-04-21 | Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system |
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| CN201720431228.5U CN207328430U (en) | 2017-04-21 | 2017-04-21 | Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106965795A (en) * | 2017-04-21 | 2017-07-21 | 阿尔特汽车技术股份有限公司 | Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system |
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- 2017-04-21 CN CN201720431228.5U patent/CN207328430U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106965795A (en) * | 2017-04-21 | 2017-07-21 | 阿尔特汽车技术股份有限公司 | Plug-in four-wheel-drive hybrid power vehicle complete vehicle control system |
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