CN101209665A - Mixed power automobile and mixed power system - Google Patents
Mixed power automobile and mixed power system Download PDFInfo
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- CN101209665A CN101209665A CNA200610172315XA CN200610172315A CN101209665A CN 101209665 A CN101209665 A CN 101209665A CN A200610172315X A CNA200610172315X A CN A200610172315XA CN 200610172315 A CN200610172315 A CN 200610172315A CN 101209665 A CN101209665 A CN 101209665A
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Abstract
The invention provides a mixed power vehicle, which utilizes at least two powers. The invention comprises an engine, a starting generation motor, a power motor, an automatic manual transmission mechanism, a battery jar, an automatic shifting clutch and a control unit combination. The starting generation motor and the engine are coupled and synchronously operated to be used for starting the engine and being taken as the auxiliary power. The automatic manual transmission system is coupled with the power motor; the gear shifting of the automatic manual shifting transmission system is carried out by controlling the rotation speed of the starting generation motor and the power motor. The power supply of the starting generation motor and the power motor is supplied by the battery jar. The automatic shifting clutch is coupled between the starting generation motor and the automatic shifting transmission system which are then connected or disconnected with each other in order to change the applied power state. According to the driving state of the vehicle, a travelling state control device gives signals for the torsion rotation speed control device in order to control the automatic shifting clutch and lead the engine to be connected or disconnected with the power motor.
Description
Technical field
The present invention relates to a kind of motor vehicle driven by mixed power and hybrid power system.
Background technology
Along with the crude oil standing stock minimizing in the whole world, the promotion of oil price joint joint, there's no one who doesn't or isn't actively seek other alternative energy, reach power-economizing method various countries, to reduce the impact of oil crises.
The propulsion source that present known automobile can use has fuel oil engine (diesel oil, oil), solar power system, electric propulsion system etc.In above-mentioned these propulsions source, some power effect is good, durability is excellent, but does not meet the environmental protection demand; Some then is to meet the environmental protection demand, but can't reach the power effect that this has.
With electronlmobil and solar car is example, though want traditional fuel oil engine is forgone outside, in fact the kinetic energy efficient of these new-type propulsions source is limited, is infeasible so want to utilize fully the mono-propulsion source.
So, after research and development through great efforts, use the new concept and the technology of the so-called hybrid power that two kinds of propulsions source work in coordination to be shaped in here.Not only power effect is good, durability is excellent to adopt hybrid power, also meets the environmental protection demand.
In hybrid power system,, be not that all couplings can be used in conjunction with different power because the connection between the various power is one of gordian technique.Present known hybrid power system, it is to utilize torque converter or planetary gear train mostly that its power connects, minority is to use disk clutch.Have only the hybrid power system of power-assisted formula to use disk clutch at present, it is to use single motor directly to link to the bent axle of engine, is the form of coaxial synchronous rotation; Or use single motor and see through the gear connect in series in transmission main shaft, utilize disk clutch and engine to connect again.Yet, there is following shortcoming:
1. utilize the rotating speed of control single motor to come gear shift, switching speed is fast inadequately, and gear shift has some setbacks, and causes the efficient of driving system to be difficult to promote.
2. disk clutch is in the prior art controlled the system mode according to it and roughly can be divided into mechanical type and hydraulic type, and the former utilizes the start lever, mechanically the operation-plate type power-transfer clutch deciliter, its mechanism is quite complicated, cost of parts is also than higher; The latter does not use lever to come the start clutch segment, but drives directly start clutch segment of oil hydraulic cylinder with oil pressure pump, the higher leakage of oil easily again of its oil hydraulic system cost, and assembling and upkeep operation be difficulty all relatively.In addition, the speed of both starts is all slow, makes that the overlap joint of power-transfer clutch or disengagement action are smooth and easy inadequately, the related reduction that causes driving efficiency.
Summary of the invention
In order to solve the problem points of above-mentioned known technology, one of purpose of the present invention is to provide a kind of hybrid power system and vehicle, by controlling bimotored rotating speed, makes gear shift smooth and easy.Can under the situation that power-transfer clutch is not thrown off, carry out gear shift by this (certainly, if under the situation of throw-out-of clutch, also can gear shift), make the speed change of driving system more smooth and easy, reduce the wearing and tearing of change gear transmission, to improve from starting the power transmission efficiency of gear driving system.
And, one of purpose of the present invention is to provide a kind of hybrid power system and vehicle, its clutch mechanism is simple, cost of parts is low than known technology, assembling and upkeep operation easily, the overlap joint of power-transfer clutch or to throw off action smooth and easy, the destruction that has some setbacks and cause because of the gear interlock in the time of can reducing gear shift.
In addition, one of purpose of the present invention is to provide a kind of hybrid power system and vehicle, utilizes the automatic switchover power-transfer clutch to overlap or throws off different propulsions source, to switch to different hybrid power forms.
According to above-mentioned purpose of the present invention, the invention provides a kind of hybrid power system, use at least two kinds of power, comprise: as the engine of first power, start the generating motor, as the power motor of second power, start gear driving system, storage battery, automatic switchover power-transfer clutch, dynamic form control unit (when being applied to motor vehicle driven by mixed power, being referred to as the control unit combination) certainly.Start the generating motor, couple with engine, and turn round with engine synchronization, being used to start engine and double as is an auxiliary power.From starting the gear driving system, couple with power motor, the rotating speed that starts generating motor and power motor by control carries out speed change.Storage battery couples with startup generating motor and power motor.The automatic switchover power-transfer clutch, be coupled to start the generating motor with from starting between the gear driving system, with so that start the generating motor with from starting gear driving system overlap joint or throw off, with the dynamic form of change use.The dynamic form control unit, according to the operative condition of hybrid power system, control automatic switchover power-transfer clutch makes engine and power motor overlap joint or throws off.
The dynamic form control unit of above-mentioned hybrid power system comprises: main control unit (when being applied to mix motor vehicle, the morphology Control device is referred to as to drive a vehicle), torsion revolution speed control device.Main control unit sends a control signal according to the operative condition of hybrid power system.The torsion revolution speed control device, with start certainly gear driving system, automatic switchover power-transfer clutch, and main control unit couple, receive and the control signal of interpretation main control unit.When the indication of interpretation control signal will be switched dynamic form, the torsion revolution speed control device is controlled the automatic switchover power-transfer clutch makes startup generate electricity motor with the gear driving system overlaps or disengagement from starting, and makes power motor via starting gear driving system, automatic switchover power-transfer clutch, startup generating motor and engine overlap joint certainly by this.When gear shift was wanted in the indication of interpretation control signal, torsion revolution speed control device control startup generating motor and power motor arrived a predetermined rotating speed, and the related rotating speed that makes engine arrive and be scheduled to, to carry out gear shift.
The present invention also provides a kind of motor vehicle driven by mixed power, use at least two kinds of power, comprising: as the engine of first power, start the generating motor, as the power motor of second power, start the generating motor, start gear driving system, storage battery, automatic switchover power-transfer clutch, tire sets and transmission shaft, control unit combination certainly.Start generating motor and engine and couple, and turn round with engine synchronization, being used to start engine and double as is an auxiliary power.Couple from starting gear driving system and power motor, the rotating speed that starts this power motor of generating motor by control carries out speed change.Storage battery couples with startup generating motor and power motor.The automatic switchover power-transfer clutch, be coupled to start the generating motor with from starting between the gear driving system, with so that start the generating motor with from starting gear driving system overlap joint or throw off, with the dynamic form of change use.Tire sets and transmission shaft, tire sets by transmission shaft with couple from hand gear driving system.The control unit combination, according to the motoring condition of vehicle, control automatic switchover power-transfer clutch makes engine and power motor overlap joint or disengagement.
The control unit combination of above-mentioned motor vehicle driven by mixed power comprises: driving morphology Control device, startup generating controller for motor, power motor control setup, torsion revolution speed control device, storage battery control setup.Driving morphology Control device sends control signal according to the motoring condition of vehicle.Engine Control Unit and engine, driving morphology Control device couple the running of Control Engine.Start the generating controller for motor, couple with startup generating motor, driving morphology Control device, control starts the running of the motor that generates electricity.The power motor control setup couples the running of control power motor with power motor, driving morphology Control device.The torsion revolution speed control device, with start certainly gear driving system, automatic switchover power-transfer clutch, start generating controller for motor, power motor control setup, and driving morphology Control device be connected with a control circuit.The torsion revolution speed control device receives the also control signal of interpretation driving morphology Control device, the overlap joint or the disengagement of control automatic switchover power-transfer clutch, and seeing through startup generating controller for motor and power motor control setup, control startup generating reaches the rotating speed with power motor.Storage battery control setup and storage battery, driving form control device couple, receive and the interpretation control signal, and control the power supply of storage battery or electric power storage action according to control signal, supply power to the electric power that starts generating motor and power motor to regulate storage battery, and regulate from starting the electric power of generating motor and power motor electric power storage.
The driving morphology Control device of above-mentioned motor vehicle driven by mixed power is judged optimized dynamic form pattern according to the rotating speed and the torsion of engine, and the output control signal, from following pattern, to select a kind of pattern: pure power mode, pure engine power pattern, serial mixed power pattern, assist type hybrid mode, parallel type hybrid dynamic pattern.When selecting pure power mode, control signal system is sent to the torsion revolution speed control device, make the automatic switchover throw-out-of clutch, and engine is shut down, and only the working power motor drives this vehicle; When selecting the serial mixed power pattern, control signal system is sent to the torsion revolution speed control device, makes the automatic switchover throw-out-of clutch, and the driven by engine starter-generator is generated electricity, and power and give storage battery, storage battery is powered to power motor, and the working power motor drives this vehicle; When selecting pure engine power pattern, control signal system is sent to the torsion revolution speed control device, makes automatic switchover power-transfer clutch overlap joint, and power motor is shut down, and only use engine to drive this vehicle; When selecting the assist type hybrid mode, control signal system is sent to the torsion revolution speed control device, makes automatic switchover power-transfer clutch overlap joint, and use engine, start the generating motor, and power motor drive this vehicle simultaneously; When selecting the parallel type hybrid dynamic pattern, control signal system is sent to the torsion revolution speed control device, makes automatic switchover power-transfer clutch overlap joint, and startup generating motor is powered to storage battery, uses engine and power motor to come powered vehicle.
The unify gear driving system of starting certainly of motor vehicle driven by mixed power of above-mentioned hybrid power system also comprises the gear shift combination mechanism, and collocation automatic switchover power-transfer clutch.
The unify automatic switchover power-transfer clutch of motor vehicle driven by mixed power of above-mentioned hybrid power system is disk clutch or the centrifugal clutch that utilizes electromagnetic control.
According to feature of the present invention, start the rotating speed of generating motor and power motor by control, meet from starting the speed change demand of gear driving system, can make the speed change of driving system more smooth and easy,
According to feature of the present invention,, in hybrid power system/motor vehicle driven by mixed power, switch to different kinetic force source and course (Energy Flow) by the use of automatic conversion power-transfer clutch.Dynamic form control unit (control unit combination) according to the driving form of the operative condition/vehicle that mixes moving system, selects optimized dynamic form to arrange in pairs or groups again, to reach the effect of province's energy, low pollution and the enhancing of exerting oneself.
According to feature of the present invention, when adopting electromagnetic disc type power-transfer clutch or centrifugal clutch as conversion power-transfer clutch automatically, because of its volume little, make hybrid power system be easy to arrange to arrange the relative position of each assembly, therefore can be combined into multi-form hybrid power system in modular mode, and the demand that cooperates the vehicle application to go up produces different motor vehicle driven by mixed powers with cost.Wherein, preferably, when adopting the electromagnetic disc type power-transfer clutch power-transfer clutch use in conversion as dynamic mode, can throw off or overlap joint in any range of speed, and can control the speed of its separation or combination accurately, avoid the generation of torsion impact.
According to spirit of the present invention as can be known, the applicable scope of above-mentioned hybrid power system is quite wide, have more than to be limited to vehicle, other transportation means or even not necessarily transportation means all can.Hybrid power system of the present invention so long as need the object of power, can be applied mechanically by other equipment, mechanism etc.
For above and other objects of the present invention, feature and advantage can be become apparent, preferred embodiment cited below particularly, and conjunction with figs. are described in detail below.
Description of drawings
Fig. 1 illustrates the diagram of block according to the motor vehicle driven by mixed power of the present invention the 1st embodiment.
The mechanism that Fig. 2 illustrates according to the present invention the 1st embodiment disposes the 1st example.
Fig. 3 illustrates the partial enlarged drawing of Fig. 2.
The mechanism that Fig. 4 illustrates according to the present invention the 1st embodiment disposes the 2nd example.
Fig. 5 illustrates the partial enlarged drawing of Fig. 4.
The mechanism that Fig. 6 illustrates according to the present invention the 1st embodiment disposes the 3rd example.
Fig. 7 illustrates the partial enlarged drawing of Fig. 6.
Fig. 8 illustrates the scheme drawing of using combination mechanism according to the gear shift of the present invention the 1st embodiment.
Fig. 9 illustrates the diagram of block according to the control unit combination of the present invention the 1st embodiment.
Figure 10 illustrates the control flow chart according to the control unit combination of the present invention the 1st embodiment.
Figure 11 illustrates in the 1st embodiment, combines with power motor as engine and the gear shift control flow chart of disengagement and gear shift with the electromagnetic disc type power-transfer clutch.
Figure 12 illustrates in the 1st embodiment, combines with power motor as engine and the gear shift control flow chart of disengagement and gear shift with centrifugal clutch.
Figure 13 illustrates according to the unify diagram of block of the object that needs power of the hybrid power system of the present invention the 2nd embodiment.
The specific embodiment
It is as follows at first to introduce the primary clustering nomenclature below:
100: engine
102: engine crankshaft
102f: flange coupling
102t: the axis of cone
104: the engine output shaft
110: Engine Control Unit
200: start the generating motor
210: start the generating controller for motor
202: rotor
300: power motor
310: the power motor control setup
400: storage battery
410: the storage battery control setup
500: the automatic switchover power-transfer clutch
510: the torsion revolution speed control device
500a: centrifugal
500b: clutch hub
520: the electromagnetic disc arm spring
522: the clutch lever spring
530: Throwout bearing
540: clutch pack
542: coupling flywheel
542b: screw
550: magnetic chuck
552: magnet coil
600: start the gear driving system certainly
610: connecting device
630: synchro
631: the shift fork group
632: the gear shift electromagnetic disc
633: the gear shift combination mechanism
640: diff
650: transmission main shaft
700: tire sets
710: driving morphology Control device (main control unit)
810: control unit combination (dynamic form control unit)
[the 1st embodiment]
[motor vehicle driven by mixed power]
Please refer to Fig. 1, it illustrates the diagram of block according to the motor vehicle driven by mixed power of the present invention the 1st embodiment (HybridVechicle).
Motor vehicle driven by mixed power of the present invention, use at least two kinds of power, comprise: as the engine 100 of first power, start generating motor 200, as second power power motor 300, storage battery 400, automatic switchover power-transfer clutch 500, start gear driving system 600, connecting device 610, tire sets 700 and transmission shaft (not illustrating) certainly, control unit combination (power kenel control unit) 810.
Start generating motor 200 and couple with engine 100, and with engine 100 run-in synchronisms, being used to start engine 100 and double as is an auxiliary power.
Be coupled to power motor 300 from starting gear driving system 600 by connecting device 610.At this, connecting device for example comprises gear cluster; Sprocket wheel and chain group; Belt and belt pulley set etc.Carry out speed change from starting gear driving system 600 by the rotating speed that control starts generating motor 200 and power motor 300.
Automatic switchover power-transfer clutch 500 be coupled to start generating motor 200 with from starting between the gear driving system 600, with so that start generating motor 200 with from starting gear driving system 600 overlap joints or throw off, with the dynamic form of change use.Above-mentioned automatic switchover power-transfer clutch 500 can be the disk clutch or the centrifugal clutch that utilize electromagnetic control.
Couple by transmission shaft (not illustrating) and tire sets 700 from starting gear driving system 600.
[mechanism's configuration example of automatic switchover power-transfer clutch]
[mechanism disposes the 1st example]
Referring again to Fig. 2, Fig. 3, wherein Fig. 2 mechanism of illustrating above-mentioned each assembly disposes the scheme drawing of the 1st example, and Fig. 3 is the partial enlarged drawing of Fig. 2 dashed region.
Start the homonymy that generating motor 200 and automatic switchover power-transfer clutch 500 (is example with the electromagnetic disc type power-transfer clutch) are configured in engine 100.Start generating motor 200 and adopt the internal rotor design.Coupling flywheel 542 utilizes screw 542b to pass rotor 202, and directly lock is paid on the flange coupling 102f of the left end that is fixed on engine crankshaft 102.
See through its diff 640 and be connected to transmission main shaft 650 from starting gear driving system 600, be connected to tire sets 700 (Fig. 1) again.
[mechanism disposes the 2nd example]
Referring again to Fig. 4, Fig. 5, wherein Fig. 4 mechanism of illustrating above-mentioned each assembly disposes the scheme drawing of the 2nd example, and Fig. 5 is the partial enlarged drawing of Fig. 4 dashed region.
Start the both sides that generating motor 200 and automatic switchover power-transfer clutch 500 (is example with the electromagnetic disc type power-transfer clutch) are configured in engine 100.Start generating motor 200 and adopt outer rotor designs.Rotor 202 directly lock is paid on the axis of cone 102t of the right-hand member that is fixed on engine crankshaft 102.542 locks of coupling flywheel are paid on the flange coupling 102f of the left end that is fixed on engine crankshaft 102.
See through its diff 640 and be connected to transmission main shaft 650 from starting gear driving system 600, be connected to tire sets 700 (Fig. 1) again.
In above-mentioned two mechanisms configuration example, coupling flywheel 542 is as follows with the disengagement or the overlap joint action of clutch pack 540: utilize the attractive force of 552 pairs of magnetic chucks 550 of magnet coil to come mobile magnetic chuck 550.By magnetic chuck 550 move start electromagnetic disc arm spring 520, push Throwout bearing 530, start clutch lever spring 522 again, coupling flywheel 542 and clutch pack 540 are thrown off or overlap joint.
When coming the start disk clutch with electromagnetic mode, the micro computer (not illustrating) of also can arranging in pairs or groups again utilizes microcomputerized control to drive electromagnetism and gives as security metal plate, accurately to handle the folding of this disk clutch.By this, can make this disk clutch produce suitable connection or velocity of separation, just can produce the hybrid power system of various complete functions that can the automatic guidance clutch.
In addition,, make hybrid power system be easy to arrange to arrange the relative position of each assembly, therefore can be combined into multi-form hybrid power system in the mode of modularization because the bulk of the full-automatic electromagnetic disc type clutch mechanism of this kind is relatively very thin.Therefore also make the relative known technology of the present invention, it becomes instinct lower and function is more diversified.
[mechanism disposes the 3rd example]
In above-mentioned two mechanisms configuration example, be to adopt the electromagnetic disc type power-transfer clutch as automatic switchover power-transfer clutch 500, certainly,, also can adopt centrifugal clutch according to spirit of the present invention.Centrifugal clutch can be designed to: the most fuel-efficient and low the pollution in the range of speed in the running usefulness curve of engine overlaps.
Its mechanism's configuration is as Fig. 6, shown in Figure 7, and wherein Fig. 6 illustrates the scheme drawing of the 3rd mechanism configuration example of above-mentioned each assembly, and Fig. 7 is the partial enlarged drawing of Fig. 6 dashed region.In different configuration examples, the assembly that identical symbology is identical repeats no more in this.
Start the both sides that generating motor 200 and automatic switchover power-transfer clutch 500 (is example with the centrifugal clutch) are configured in engine 100.Start generating motor 200 and adopt outer rotor designs.Rotor 202 directly lock is paid on the axis of cone 102t of the right-hand member that is fixed on engine crankshaft 102.500 locks of centrifugal clutch are paid and are fixed on the engine output shaft 104.
When adopting centrifugal clutch as automatic switchover power-transfer clutch 500, the centrifugal 500a and the clutch hub 500b of centrifugal clutch throw off in quiescence.When centrifugal 500a rotates, can be subjected to centnifugal force and expand outwardly, and when centrifugal 500a reaches certain rotating speed, can overlap with clutch hub 500b (as Fig. 7).
See through its diff 640 and be connected to transmission main shaft 650 from starting gear driving system 600, be connected to tire sets 700 (Fig. 1) again.
Similarly,, make hybrid power system be easy to arrange to arrange the relative position of each assembly, therefore can be combined into multi-form hybrid power system in modular mode because the volume of centrifugal clutch is little.Therefore also make the relative known technology of the present invention, it becomes instinct lower and function is more diversified.
[gear shift combination mechanism]
The above-mentioned gear driving system 600 of starting certainly also comprises gear shift combination mechanism 633 (Fig. 8), transmission main shaft 650 and diff 640.Please earlier with reference to Fig. 6, it shows known gear shift combination mechanism-shifting cam 632 '.The gear shift of Fig. 2 and Fig. 4 also is to use known shifting cam with combination mechanism, but is not shown by the relation at visual angle.
Please refer to Fig. 8 again, gear shift of the present invention is that known gear shift is replaced to gear shift electromagnetic disc 632 with the shifting cam 632 ' of combination mechanism with 633 of combination mechanisms.
Gear shift can be the electromagnetic disc type actuator of utilizing the electromagnetic mode start or is known it " gear shift with combination mechanism-shifting cam " with combination mechanism 633, and accompanying drawing (Fig. 8) is to be example with the electromagnetic disc type power-transfer clutch.During gear shift, gear shift electromagnetic disc 632 meeting start shift fork groups 631 make the gear that synchro 630 enters to be needed.Detailed gear shift flow process and control thereof are as described later.
Certainly, except the electromagnetic disc type gear shift combination mechanism (as Fig. 8) that adopts the electromagnetic mode start, also can adopt known " gear shift combination mechanism-shifting cam (as Fig. 6) ".
[control unit combination]
With reference to Fig. 9, it illustrates the diagram of block according to the control unit combination of the dynamic mixing vehicle of preferred embodiment of the present invention.
Driving morphology Control device (main control unit) 710 be according to the operative condition of hybrid power system, the motoring condition of vehicle for example, and the rotating speed of engine, torsion etc. send a control signal.
Start generating controller for motor 210, and start generating motor 200, driving morphology Control device 710 and is connected with control circuit, control starts the running of the motor 200 that generates electricity.
Power motor control setup 310 is connected with control circuit with power motor 300, driving morphology Control device 710, controls the running of power motor 300.
Torsion revolution speed control device 510, with start certainly gear driving system 600, automatic switchover power-transfer clutch 500, start generating controller for motor 210, power motor control setup 310, and driving morphology Control device 710 be connected with control circuit.The control signal that torsion revolution speed control device 510 receives and interpretation driving morphology Control device 710 is sent, control the overlap joint or the disengagement of automatic switchover power-transfer clutch 500, and see through to start generating controller for motor 210 and power motor control setup 310, control start generating reach 200 with the rotating speed of power motor 300.
Storage battery control setup 410 is connected with control circuit with storage battery 400, driving form control device 710.The control signal that storage battery control setup 410 receives and interpretation driving morphology Control device 710 is sent, and control the power supply of storage battery 400 or electric power storage action according to control signal, supply power to the electric power that starts generating motor 200 and power motor 300 to regulate storage battery 400, and regulate from starting the electric power of generating motor 200 and power motor 300 generatings.
When the control signal that comes from above-mentioned driving morphology Control device, when interpretation will be switched the dynamic form pattern, torsion revolution speed control device 510 control automatic switchover power-transfer clutchs 500, make start generating motor 200 with from starting gear driving system 600 overlap joints or throw off.By this, make power motor 300 via starting gear driving system 600, automatic switchover power-transfer clutch 500, startup generating motor 200 and engine 100 overlap joints certainly.
When gear shift was wanted in the indication of interpretation control signal, torsion revolution speed control device 510 control startup generating motors 200 arrived a predetermined rotating speed with power motor 300, and the related predetermined rotating speed of engine 100 arrival that makes, to carry out gear shift.
[the hybrid power form of global function formula]
Above-mentioned driving morphology Control device 710 is judged optimized dynamic form pattern according to the rotating speed and the torsion of engine 100, and the output control signal.By this, from following pattern, select a kind of pattern: pure power mode, pure engine power pattern, serial mixed power pattern, assist type hybrid mode, parallel type hybrid dynamic pattern.
For example, when vehicle is driven a vehicle in city street low speed, can select pure power mode.When the running of engine 100 be in its running usefulness district line fuel-efficient/during low zone of pollution, can select the serial mixed power pattern.When the undertension of storage battery 400, can select pure engine power pattern.Drive when driving needs high-power or big torsion, can select the auxiliary hybrid power pattern.But because the finite capacity of storage battery 400, can not continue too for a long time, therefore need to supply with storage batterys 400, come powered vehicle, be the parallel type hybrid dynamic pattern with power motor 300 and engine 100 with starting 200 generatings of generating motor.In this way, comparable conventional engine power car has long endurance and bigger horsepower and torsion.
With reference to Fig. 1, when selecting pure power mode, control signal system is sent to torsion revolution speed control device 510, automatic switchover power-transfer clutch 500 is thrown off, and engine 100 is shut down, and only working power motor 300 comes powered vehicle.Be a kind of pure electric car (PEV-Pure Electric Vehicle) at this moment.
When selecting the serial mixed power pattern, control signal system is sent to torsion revolution speed control device 510, automatic switchover power-transfer clutch 500 is thrown off, and make engine 100 drive starter-generator 200 generatings, and storage battery 400 is given in power supply, storage battery 400 is powered and is given power motor 300, and working power motor 300 comes powered vehicle.
When selecting pure engine power pattern, control signal system is sent to torsion revolution speed control device 510, makes automatic switchover power-transfer clutch 500 overlap joints, and power motor 300 is shut down, and only use engine 100 to come powered vehicle.
When selecting the assist type hybrid mode, control signal system is sent to torsion revolution speed control device 510, makes automatic switchover power-transfer clutch 500 overlap joints, and use engine 100, start generating motor 200, and power motor 300 powered vehicle simultaneously.Be assist type hybrid vehicle (PAHEV-PowerAssistant Hybrid Electric Vehicle) this moment.
When selecting the parallel type hybrid dynamic pattern, control signal system is sent to torsion revolution speed control device 510, makes automatic switchover power-transfer clutch 500 overlap joints, and makes 200 power supplies of startup generating motor give storage battery 400, uses engine 100 and power motor 300 to come powered vehicle.
The variable above-mentioned five kinds of different dynamic forms that swap out of the present invention, so the inventor is called global function formula motor vehicle driven by mixed power (Full type HEV) with it
[control flow of dynamic form pattern control unit combination]
Please refer to Figure 10, the control flow that it illustrates the combination of dynamic form pattern control unit may further comprise the steps.
When starting vehicle, carry out step S110, make 710 initialization of driving morphology Control device, and set driving morphology Control device 710 with Engine Control Unit 110, start the communication of generating electricity between controller for motor 210, power motor control setup 310, torsion revolution speed control device 510, the storage battery control setup 410.Driving morphology Control device 710 is called main control unit again for the major control device, below, Engine Control Unit 110, startup generating controller for motor 210, power motor control setup 310, torsion revolution speed control device 510,410 unifications of storage battery control setup are called sub-control setup.
Step S120 judges whether driving morphology Control device 710 and sub-control setup be normal, if mal interrupt control flow process then, if normally then continue next step S130.
Step S130 makes driving morphology Control device 710 carry out calculation and transmit and controls signal to sub-control setup.
Step S140 makes driving morphology Control device 710 from sub-control setup reception information.
Step S150 makes driving morphology Control device 710 carry out safety and confirms.
Step S160 judges the whether problem of influential traffic safety of driving morphology Control device 710 and sub-control setup, is interrupt control flow process then if be judged as; If be judged as not, then proceed to next step S170.
Step S170 judges whether driving morphology Control device and sub-control setup have the minor problem that does not influence traffic safety, is the message that then gives a warning if be judged as; If be judged as otherwise proceed to next step S180.
Step S180 judges that vehicle is whether flame-out, is finishing control flow process then if be judged as; If be judged as otherwise rebound step S130, get back to the step that main control unit is carried out calculation and transmitted a control signal to sub-control setup.
[gear shift control flow]
[electromagnetic disc type power-transfer clutch]
With reference to Figure 11, it illustrates, and the electromagnetic disc type power-transfer clutch that adopts the electromagnetic mode start combines with power motor as engine and the control flow chart of disengagement and gear shift.
Step S210, torsion revolution speed control device 510 judges whether to carry out the gear shift flow process according to control signal, if be judged as otherwise finish this gear shift flow process; If be judged as is then to continue next step S220.
Step S220 makes car retardation and automatic switchover power-transfer clutch 500 is thrown off, and gear shift uses combination mechanism 633 in neutral gear.
Step S230 switches the change-gear set of transmission main shaft 650 and synchro 630 to predetermined arrangement position, so that the change-gear set of transmission main shaft 650 and synchro 630 reaches the gear ratio of desiring gear shift.
Step S240 judges whether the transmission main shaft 650 and the change-gear set of synchro 630 have reached this predetermined arrangement position, if be judged as otherwise rebound previous step S230, the change-gear set that switches this transmission main shaft 650 and synchro 630 is to the arrangement position that should be scheduled to; If be judged as is then to continue next step step S250.
Step S250 makes to start the rotating speed that generating motor 200 is regulated engine 100, to reach the rotating speed of desiring gear shift.
Step S260 makes automatic switchover power-transfer clutch 500 overlap and recover the speed of vehicle.
[centrifugal clutch]
With reference to Figure 12, it illustrates, and the employing centrifugal clutch combines with power motor as engine and the control flow chart of disengagement and gear shift.
Step S310, torsion revolution speed control device 510 judges whether to carry out the gear shift flow process according to control signal, if be judged as otherwise finish this gear shift flow process; If be judged as is then to continue next step S320.
Step S320 makes car retardation, and makes gear shift switch to Neutral Position with combination mechanism 633.
Step S330 judges whether the transmission main shaft 650 and the change-gear set of synchro 630 have switched to Neutral Position, if be judged as otherwise rebound previous step S320, make car retardation and make the transmission main shaft 650 and the change-gear set of synchro 630 switch to Neutral Position; If be judged as is then to continue next step S340.
Step S340 makes the rotating speed that starts generating motor 200 adjusting engines 100, and makes power motor 300 regulate rotating speeds, to reach the rotating speed of desiring gear shift.
Step S350, judge whether the rotating speed that starts generating motor 200 and power motor 300 reaches the rotating speed of desiring gear shift,, make to start the rotating speed that generating motor 200 is regulated engine 100 if be judged as otherwise rebound previous step S340, and make power motor 300 regulate rotating speed, to reach the rotating speed of desiring gear shift; If be judged as is then to proceed next step S360.
Step S360, the change-gear set that switches transmission main shaft 650 and synchro 630 be to predetermined arrangement position, to reach the gear ratio of the transmission main shaft 650 of desiring gear shift and the change-gear set of synchro 630.
Step S370, judge whether the transmission main shaft 650 and the change-gear set of synchro 630 have reached predetermined arrangement position, if be judged as otherwise rebound previous step S360, the change-gear set that switches transmission main shaft 650 and synchro 630 is to predetermined arrangement position, to reach the gear ratio of the transmission main shaft 650 of desiring gear shift and the change-gear set of synchro 630; If be judged as is the speed (step S380) of then recovering vehicle.
Along with the difference of the operative condition of motor vehicle driven by mixed power, the difference of the form of promptly driving a vehicle starts gear driving system 600 can change to different gears and turn round certainly.When the needs gear shift, driving morphology Control device 710 can make gear shift electromagnetic disc 632 start shift fork groups 631.Then, after gear shift electromagnetic disc 632 start shift fork groups 631, driving morphology Control device 710 just makes synchro 630 be in neutral state.
Torsion revolution speed control device 510 can be given simultaneously and start generating controller for motor 210 and 310 1 signals of power motor control setup, starts the rotating speed of generating motor 200 and power motor 300 with accuracy control.When making from starting gear driving system 600 when being positioned at optimal rotating speed, torsion revolution speed control device 510 can make gear shift electromagnetic disc 632 start shift fork groups 631 again, makes the gear that synchro 630 enters to be needed.
In the present embodiment, driving morphology Control device (main control unit) 710 judged optimized dynamic form according to the rotating speed and the torsion of engine 100, and the output control signal.
According to feature of the present invention, utilize accuracy control to start the rotating speed of generating motor 200 and power motor 300, double motor control just can make from starting the speed change of gear driving system 600 more smooth and easyly, can improve from starting the powerdriven efficient of gear driving system.The rotating speed of motor 200 and power motor 300 can make driving system follow in optimal rotating speed gear shift because but moment accuracy control startup is generated electricity, and reduces the wearing and tearing of change gear transmission.
According to feature of the present invention, can for example judge optimized dynamic form according to the driving situation, and overlap or throw off engine and power motor by the automatic switchover power-transfer clutch according to the rotating speed and the torsion of engine 100.Only in the running usefulness curve of engine, the most effective zone engine that turns round, and only in the running usefulness curve of power motor, power motor turns round in most effective zone.Make the operation efficiency of the energy reach best.
Use motor and control technology day by day skilled with industry member, therefore use the present invention's hybrid power system, just can develop province's energy, low pollute and exert oneself strengthen the also better vehicle of road-holding property.
[the 2nd embodiment]
The 1st embodiment is to be example with the motor vehicle driven by mixed power, yet, according to spirit of the present invention as can be known, above-mentioned hybrid power system can be applied to different transportation meanss, even so long as need the object of power, can apply mechanically hybrid power system of the present invention.
With reference to Figure 13, it illustrates according to unify the with it block schematic diagram of the object that needs power of collocation of the hybrid power system of preferred embodiment of the present invention.
The square scope of hybrid power system is shown in dotted line.Optionally the difference of the object of power needs only the tire sets of Fig. 1 is substituted by the object that needs power.In different embodiment, the assembly that identical symbology is identical repeats no more in this.
According to feature of the present invention, utilize double motor control, can make from starting the speed change of gear driving system more smooth and easyly, can improve from starting the powerdriven efficient of gear driving system.
According to feature of the present invention, but since moment accuracy control start the rotating speed of generating motor and power motor, driving system is followed in optimal rotating speed gear shift, reduce the wearing and tearing of change gear transmission.
According to feature of the present invention, can judge optimized dynamic form as the rotating speed and the torsion of engine according to the operative condition of hybrid power system, and overlap or throw off engine and power motor by the automatic switchover power-transfer clutch.Only in the running usefulness curve of engine, the most effective zone engine that turns round, and only in the running usefulness curve of power motor, power motor turns round in most effective zone.Make the operation efficiency of the energy reach best.
According to feature of the present invention, utilize many grades start the gear driving system certainly, along with the change of hybrid power system operative condition, start the gear driving system certainly can change different gears and turn round.
Though the present invention discloses as above with preferred embodiment; right its is not in order to limit the present invention; those skilled in the art without departing from the spirit and scope of the present invention, when can doing a little change and retouching, so protection scope of the present invention is as the criterion with appended claim.
Claims (25)
1. a hybrid power system uses at least two kinds of power, comprising:
One engine is as one first power;
One starts the generating motor, couples with this engine, and turns round with this engine synchronization, and being used to start this engine and double as is an auxiliary power;
One power motor is as one second power;
One from starting the gear driving system, couples with this power motor, carries out speed change by the rotating speed of controlling this startup generating motor and this power motor;
One storage battery couples with this startup generating motor and this power motor;
One automatic switchover power-transfer clutch is coupled to this startup generating motor and starts certainly between the gear driving system with this, with so that should startups generating motor and this start certainly that the gear driving system overlaps or disengagement, with the dynamic form of change use; And
One dynamic form control unit according to the operative condition of this hybrid power system, is controlled this automatic switchover power-transfer clutch and is made this engine and this power motor overlap joint or disengagement.
2. hybrid power system as claimed in claim 1, wherein this is started the gear driving system certainly and also comprises a gear shift combination mechanism, and this gear shift comprises gear shift electromagnetic disc or the shifting cam that utilizes electromagnetic control with combination mechanism.
3. hybrid power system as claimed in claim 1 should the automatic switchover power-transfer clutch be disk clutch or the centrifugal clutch that utilizes electromagnetic control wherein.
4. hybrid power system as claimed in claim 1, wherein this dynamic form control unit comprises:
One main control unit according to the operative condition of this hybrid power system, sends a control signal; And
One torsion revolution speed control device, with this from start gear driving system, this automatic switchover power-transfer clutch, and this main control unit is connected with a control circuit, receive also this control signal of this main control unit of interpretation,
When this control signal indication of interpretation will be switched dynamic form, this torsion revolution speed control device is controlled this automatic switchover power-transfer clutch makes this startup generating motor and this start gear driving system overlap joint or disengagement certainly, thereby this power motor is overlapped from starting gear driving system, this automatic switchover power-transfer clutch, this startups generating motor and this engine via this
When gear shift was wanted in the indication of this control signal of interpretation, this torsion revolution speed control device was controlled the rotating speed that this startups generating motor and this power motor arrival one are scheduled to, and related this engine that makes arrives the rotating speed that this is scheduled to, to carry out gear shift.
5. hybrid power system as claimed in claim 4, wherein this dynamic form control unit also comprises a storage battery control setup, control the power supply or the electric power storage action of this storage battery, regulating the electric power that this storage battery supplies power to this startup generating motor and this power motor, and regulate the electric power that starts generating motor and this power motor electric power storage from this.
6. hybrid power system as claimed in claim 4 should the automatic switchover power-transfer clutch be disk clutch or the centrifugal clutch that utilizes electromagnetic control wherein.
7. hybrid power system as claimed in claim 1 wherein also comprises a connecting device, and wherein this is started the gear driving system certainly and is coupled to this power motor by this connecting device.
8. hybrid power system as claimed in claim 7, wherein this connecting device comprises gear cluster.
9. hybrid power system as claimed in claim 7, wherein this connecting device comprises sprocket wheel and chain group.
10. hybrid power system as claimed in claim 7, wherein this connecting device comprises belt and belt pulley set.
11. a motor vehicle driven by mixed power uses at least two kinds of power, comprising:
One engine is as one first power;
One starts the generating motor, couples with this engine, and turns round with this engine synchronization, and being used to start this engine and double as is an auxiliary power;
One power motor is as one second power;
One from starting the gear driving system, couples with this power motor, carries out speed change by the rotating speed of controlling this startup generating motor and this power motor;
One storage battery couples with this startup generating motor and this power motor;
One automatic switchover power-transfer clutch is coupled to this startup generating motor and starts certainly between the gear driving system with this, with so that should startups generating motor and this start certainly that the gear driving system overlaps or disengagement, with the dynamic form of change use; And
One tire sets and a transmission shaft, this tire sets are started the gear driving system certainly by this transmission shaft and this and are coupled; And
The combination of one control unit according to the motoring condition of this vehicle, is controlled this automatic switchover power-transfer clutch, makes this engine and this power motor overlap joint or disengagement.
12. motor vehicle driven by mixed power as claimed in claim 11, wherein this control unit combination comprises:
One driving morphology Control device according to the motoring condition of this vehicle, sends a control signal;
One Engine Control Unit couples with this engine, this driving morphology Control device, controls the running of this engine;
One starts the generating controller for motor, couples with this startup generating motor, this driving morphology Control device, controls the running of this startup generating motor;
One power motor control setup couples with this power motor, this driving morphology Control device, controls the running of this power motor;
One torsion revolution speed control device, with this from start gear driving system, this automatic switchover power-transfer clutch, this startups generating controller for motor, this power motor control setup, reach this driving morphology Control device and be connected with a control circuit, receive also interpretation and be somebody's turn to do this control signal of driving morphology Control device, control the overlap joint or the disengagement of this automatic switchover power-transfer clutch, and see through this and start generating controller for motor and this power motor control setup, control this startups and generate electricity and reach rotating speed with this power motor; And
One storage battery control setup, couple with this storage battery, this driving form control device, receive and this control signal of interpretation, and control the power supply of this storage battery or electric power storage action according to this control signal, regulating the electric power that this storage battery supplies power to this startup generating motor and this power motor, and regulate the electric power that starts generating motor and this power motor electric power storage from this.
13. motor vehicle driven by mixed power as claimed in claim 12, wherein this driving morphology Control device is judged optimized dynamic form according to the rotating speed and the torsion of this engine, and export this control signal, from following pattern, to select a kind of pattern: pure power mode, pure engine power pattern, serial mixed power pattern, assist type hybrid mode, parallel type hybrid dynamic pattern
When selecting this pure power mode, this control signal system is sent to this torsion revolution speed control device, makes this automatic switchover throw-out-of clutch, and this engine is shut down, and only use this power motor to drive this vehicle;
When this serial mixed power pattern of selection, this control signal system is sent to this torsion revolution speed control device, make this automatic switchover throw-out-of clutch, and this starter-generator of this driven by engine is generated electricity, and this storage battery is given in power supply, this storage battery is powered to this power motor, uses this power motor to drive this vehicle;
When selecting should be pure during the engine power pattern, this control signal system is sent to this torsion revolution speed control device, this automatic switchover power-transfer clutch is overlapped, and this power motor is shut down, and only use this engine to drive this vehicle;
When selecting this assist type hybrid mode, this control signal system is sent to this torsion revolution speed control device, makes this automatic switchover power-transfer clutch overlap joint, and uses this engine, this startups generating motor, reaches this power motor and drive this vehicle simultaneously; And
When this parallel type hybrid dynamic pattern of selection, this control signal system is sent to this torsion revolution speed control device, makes this automatic switchover power-transfer clutch overlap joint, and this startup generating motor is powered to this storage battery, uses this engine and this power motor to drive this vehicle.
14. motor vehicle driven by mixed power as claimed in claim 12, wherein the control flow of this dynamic form control unit is:
When starting this vehicle, make this driving morphology Control device initialization, and set the communication between this driving morphology Control device and this Engine Control Unit, this startup generating controller for motor, this power motor control setup, this torsion revolution speed control device, this storage battery control setup;
Judge whether these devices are normal, if mal then interrupts this control flow, if normally then continue next step;
Make this driving morphology Control device carry out calculation and transmit this and control signal to these devices;
Make this driving morphology Control device from these device reception information;
Make this driving morphology Control device carry out a safety and confirm,, then interrupt this control flow, if judge that message then gave a warning when these devices had the problem that does not influence traffic safety if judge when these install the problem of influential traffic safety; And
Judge whether this vehicle is flame-out, then finishes this control flow as if flame-out, if flame-out this driving morphology Control device of then rebound is carried out the step of calculating and transmitting this control signal.
15. motor vehicle driven by mixed power as claimed in claim 11, wherein this is started the gear driving system certainly and comprises a gear shift combination mechanism, and a change-gear set.
16. motor vehicle driven by mixed power as claimed in claim 15, wherein this gear shift comprises gear shift electromagnetic disc or the shifting cam that utilizes the electromagnetic mode start with combination mechanism.
17. motor vehicle driven by mixed power as claimed in claim 12, wherein this is started the gear driving system certainly and comprises a gear shift combination mechanism, and a change-gear set.
18. motor vehicle driven by mixed power as claimed in claim 17 should the automatic switchover power-transfer clutch be the electromagnetic disc type power-transfer clutch that utilizes the electromagnetic mode start wherein.
19. motor vehicle driven by mixed power as claimed in claim 17 should the automatic switchover power-transfer clutch be a centrifugal clutch wherein.
20. motor vehicle driven by mixed power as claimed in claim 18, wherein this torsion revolution speed control device judges whether to carry out a gear shift flow process according to this control signal, then finishes this gear shift flow process if not, if then continue next step;
Make this car retardation and make this automatic switchover throw-out-of clutch;
Switch the predetermined arrangement position of this change-gear set to one, so that this change-gear set reaches the gear ratio of desiring gear shift;
Judge whether this change-gear set has reached this predetermined arrangement position, then rebound previous step is switched this change-gear set to the arrangement position that should be scheduled to, if then continue next step if not;
Make this startup generating motor regulate the rotating speed of this engine, to meet the rotating speed of desiring gear shift; And
Make this automatic switchover power-transfer clutch overlap and recover the speed of this vehicle.
21. motor vehicle driven by mixed power as claimed in claim 19, wherein this torsion revolution speed control device judges whether to carry out a gear shift flow process according to this control signal, then finishes this gear shift flow process if not, if then continue next step;
Make this car retardation, and make this gear shift switch to a Neutral Position with combination mechanism;
Judge whether this change-gear set has switched to this Neutral Position, then rebound previous step makes this car retardation and makes this change-gear set switch to this Neutral Position, if then continue next step if not;
Make this startup generating motor regulate the rotating speed of this engine, and make this power motor regulate rotating speed, to meet the rotating speed of desiring gear shift;
Whether the rotating speed of judging this startup generating motor and this power motor meets the rotating speed of desiring gear shift, then rebound previous step makes this startup generating motor regulate the rotating speed of this engine, and makes this power motor regulate rotating speed if not, to meet the rotating speed of desiring gear shift, if then proceed next step;
Switch the predetermined arrangement position of this change-gear set to one, to reach the gear ratio of this change-gear set of desiring gear shift; And
Judge whether this change-gear set has reached this predetermined arrangement position, then rebound previous step is switched this change-gear set to the arrangement position that should be scheduled to, to reach the gear ratio of this change-gear set of desiring gear shift, if then recover the speed of this vehicle if not.
22. motor vehicle driven by mixed power as claimed in claim 11 wherein, also comprises a connecting device, wherein this is started the gear driving system certainly and is coupled to this power motor by this connecting device.
23. motor vehicle driven by mixed power as claimed in claim 22, wherein this connecting device comprises gear cluster.
24. motor vehicle driven by mixed power as claimed in claim 22, wherein this connecting device comprises sprocket wheel and chain group.
25. motor vehicle driven by mixed power as claimed in claim 22, wherein this connecting device comprises belt and belt pulley set.
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| CNB200610172315XA CN100569551C (en) | 2006-12-30 | 2006-12-30 | Motor vehicle driven by mixed power and hybrid power system |
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| CNB200610172315XA CN100569551C (en) | 2006-12-30 | 2006-12-30 | Motor vehicle driven by mixed power and hybrid power system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104742897A (en) * | 2013-12-26 | 2015-07-01 | 现代自动车株式会社 | Regenerative Brake Apparatus Of Hybrid Vehicle And Method Thereof |
| CN110725895A (en) * | 2019-10-17 | 2020-01-24 | 北京泓慧国际能源技术发展有限公司 | Energy storage flywheel protection device |
| CN112092975A (en) * | 2020-06-22 | 2020-12-18 | 深圳市吉胜华力科技有限公司 | Novel oil-electricity hybrid driving system of motorcycle |
-
2006
- 2006-12-30 CN CNB200610172315XA patent/CN100569551C/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104742897A (en) * | 2013-12-26 | 2015-07-01 | 现代自动车株式会社 | Regenerative Brake Apparatus Of Hybrid Vehicle And Method Thereof |
| CN104742897B (en) * | 2013-12-26 | 2019-08-09 | 现代自动车株式会社 | The regeneration brake devices and methods therefor of hybrid vehicle |
| CN110725895A (en) * | 2019-10-17 | 2020-01-24 | 北京泓慧国际能源技术发展有限公司 | Energy storage flywheel protection device |
| CN112092975A (en) * | 2020-06-22 | 2020-12-18 | 深圳市吉胜华力科技有限公司 | Novel oil-electricity hybrid driving system of motorcycle |
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|---|---|
| CN100569551C (en) | 2009-12-16 |
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