CN1824556B - Control mechanism and display for hybrid vehicle - Google Patents

Control mechanism and display for hybrid vehicle Download PDF

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Publication number
CN1824556B
CN1824556B CN2006100094447A CN200610009444A CN1824556B CN 1824556 B CN1824556 B CN 1824556B CN 2006100094447 A CN2006100094447 A CN 2006100094447A CN 200610009444 A CN200610009444 A CN 200610009444A CN 1824556 B CN1824556 B CN 1824556B
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China
Prior art keywords
battery
dump energy
engine
motor drive
motor
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Expired - Fee Related
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CN2006100094447A
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Chinese (zh)
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CN1824556A (en
Inventor
大关孝
塚田善昭
小岛浩孝
内笹井弘明
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Honda Motor Co Ltd
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Honda Motor Co Ltd
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Priority claimed from JP2005074886A external-priority patent/JP4480018B2/en
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Publication of CN1824556A publication Critical patent/CN1824556A/en
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Publication of CN1824556B publication Critical patent/CN1824556B/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
    • B60K6/48—Parallel type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W20/00—Control systems specially adapted for hybrid vehicles
    • B60W20/10—Controlling the power contribution of each of the prime movers to meet required power demand
    • B60W20/13—Controlling the power contribution of each of the prime movers to meet required power demand in order to stay within battery power input or output limits; in order to prevent overcharging or battery depletion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
    • B60W10/06—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
    • B60W10/08—Conjoint 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W20/00—Control systems specially adapted for hybrid vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/26—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the motors or the generators
    • B60K2006/268—Electric drive motor starts the engine, i.e. used as starter motor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
    • B60W50/08—Interaction between the driver and the control system
    • B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
    • B60W2050/143—Alarm means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
    • B60W50/08—Interaction between the driver and the control system
    • B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
    • B60W2050/146—Display means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2510/00—Input parameters relating to a particular sub-units
    • B60W2510/24—Energy storage means
    • B60W2510/242—Energy storage means for electrical energy
    • B60W2510/244—Charge state
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2510/00—Input parameters relating to a particular sub-units
    • B60W2510/24—Energy storage means
    • B60W2510/242—Energy storage means for electrical energy
    • B60W2510/246—Temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2540/00—Input parameters relating to occupants
    • B60W2540/10—Accelerator pedal position
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/10—Road Vehicles
    • B60Y2200/12—Motorcycles, Trikes; Quads; Scooters
    • B60Y2200/126—Scooters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/62—Hybrid vehicles

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Hybrid Electric Vehicles (AREA)
  • Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)

Abstract

A control mechanism for a hybrid vehicle having a motor driving means enabling its running through an output of an electric motor, and an engine driving means enabling its running through an output of an engine, includes a throttle sensor and a driving change-over control unit having a mode map for determining each of working regions M, E of the motor driving unit and the engine driving unit in response to a sensing signal theta of the throttle sensor. The mode map is provided with a critical region Ma adjacent to the working region E of the engine driving unit in the working region M of the motor driving unit and an informing unit (display device) to inform a driver of a fact that the motor driving unit is being operated in the critical region Ma. The display device also indicates a battery residual amount.

Description

Be used for the control mechanism and the demonstration of motor vehicle driven by mixed power
Cross reference to correlation technique
It is that the Japanese patent application No.2005-074886 that the Japanese patent application No.2005-044958 on February 22nd, 2005 and the applying date is on March 16th, 2005 is a preceence that the application requires the applying date according to 35U.S.C. § 119, its full content is incorporated herein, as a reference.
Technical field
The present invention relates to the control mechanism that is used for motor vehicle driven by mixed power and the improvement of demonstration, this vehicle has motor drive and engine drive device, and the output by electrical motor can make vehicle operating, and the output by driving engine also can make vehicle operating.The present invention includes: the throttle valve sensor that is used for detection of engine flow regulating valve open angle; Drive conversion control device, it has and is used for determining motor drive and the engine drive device mode chart of work area separately according to the detection signal of throttle valve sensor; And be used to notify driver's motor drive just in the Ma of critical zone, moving and showing the read out instrument of battery dump energy.
Background technology
The above-mentioned control mechanism that is used for hybrid vehicle is disclosed by prior art, for example JP-A No.320364/2000.
The existing control mechanism that is used for hybrid vehicle as indicated above illustrates, because when motor drive moves, just under the electrical motor operational mode, if generation particular case, the operation meeting of vehicle without any being automatically converted to the engine drive device operation with pointing out, thereby enter engine operation mode, therefore, can not carry out initiatively keeping motor drive to be in running state to continue the driving operation of electrical motor operational mode.
In addition, in the elec. vehicle that under motor force, moves, perhaps in the hybrid vehicle with driving engine relevant (hereinafter being referred to as elec. vehicle) with electrical motor, because the distance that vehicle can travel depends on battery dump energy, therefore provide a kind of structure that can accurately know vehicle-state.According to this situation, Japanese documentation JP-ANo.46587/2000 discloses a kind of technology, wherein, shows the electric weight that electric weight and electrical motor consumed of battery supplied to run motor with actual numerical value on the display panel at place, driver's seat.
People's more attention is the state of battery when discharge operation rather than during charging operations.But above-mentioned prior art need determine that whether battery is in the charge or discharge state, judges the state of battery whereby by whether " negative sign (-) " is arranged before the numerical value that shows on the display panel.Because this situation unless the cyclist stares shown numerical value, otherwise almost can't be known the state of battery.
In addition, if the electric residue amount of battery is abundant, even battery be in discharge regime also need not special concern.But because in above-mentioned prior art, no matter how battery dump energy always shows the information such as consumes power of electrical motor, may force the cyclist to be forced to monitoring battery state always thus.
In addition, if attempt charge or discharge state by numerical value actual displayed battery, prior art just so, then need to be used for to detect quantitatively by the circuit of the electrical motor institute consumes power of the electric weight of battery supplying operation electrical motor and running and be used for that testing result is converted to actual numerical value and show its display unit, the result causes technical matterss such as number of components increase or equipment size increase, shows as its expense increase and makes this equipment become expensive.
Summary of the invention
The present invention makes according to above-mentioned situation, one of its purpose provides the previously described control mechanism that is used for hybrid vehicle, wherein, vehicle moves when engine drive device moves the state of changing before when being in by motor drive, this state is notified to the driver, the driver makes motor drive continue to keep operation by the condition of service of keeping motor drive, thereby makes the electrical motor operational mode to continue.
Another object of the present invention provides a kind of read out instrument that is used for elec. vehicle, and it has and can and easily know the indicating device of battery status by direct detection mode with simple structure.
In order to achieve the above object, of the present invention first is characterised in that the control mechanism that is used for hybrid vehicle, this vehicle comprises: utilize the output of electrical motor can make the motor drive of vehicle operating, utilize the output of driving engine can make the engine drive device of vehicle operating, the throttle valve sensor that is used for detection of engine flow regulating valve open angle, and driving conversion control device with mode chart, it is used for determining according to the detection signal of throttle valve sensor the work area separately of motor drive and engine drive device, described mode chart is provided with the critical zone of adjacent engine actuating device work area in the work area of motor drive, this vehicle also has be used for the notifying device of notifying driver's motor drive to move in the critical zone.
Except that first feature, the present invention also has second feature, and promptly described mode chart is configured to determine motor drive and engine drive device work area separately according to the detection signal of throttle valve sensor and by the flow regulating valve opening speed that this detection signal calculates.
Except that first feature and second feature, the present invention also has the 3rd feature, that is: drive conversion control device and detect battery dump energy, and when determining dump energy, notify the driver by described notifying device near electric weight lower limit that motor drive is moved.
Except that the 3rd feature, the present invention also has the 4th feature, that is: driving conversion control device so constitutes, determine battery dump energy when it and drop to the lower limit that can make motor drive operation when following, even motor drive, also can be transformed into the engine drive device operation automatically in operation.
In addition, notifying device is corresponding to hereinafter with the read out instrument 120 in the preferred embodiment of the present invention of introducing.
In addition, the present invention has the read out instrument that is used for hybrid vehicle, and this vehicle comprises and is used for to the electrical motor supply drive current of running and accepts from the electrically-charged battery of the regenerative current of electrical motor, be used to monitor the charging and discharging state monitoring device of the charging of battery and discharge regime and according to charging and the luminous indicating device of discharge regime; Read out instrument of the present invention has following supplementary features, for example:
(1) indicating device of this read out instrument can send the light of at least two kinds of colors selectively, also is provided with emission control device, sends out the light of second kind of color during at battery discharge so that indicating device is sent out the light of first kind of color when battery charge;
(2) also be provided with the battery dump energy monitoring device that is used to monitor the remaining battery amount of being recharged, and the emission control device that when battery dump energy is in particular range, carries out light emitting control;
(3) emission control device makes indicating device send out the light of second kind of color when battery discharge, and luminous dutycycle changes according to battery dump energy;
(4) emission control device makes indicating device send out the light of first kind of color when battery charge, and luminous dutycycle changes according to battery dump energy; And
(5) luminous dutycycle changes according to the mode of battery dump energy with stepping.
In accordance with a first feature of the invention, when the operation of motor drive enters when being about to be transformed into the critical zone of engine drive device operation, with this state notifying driver, make the driver can know this state by notifying device.Subsequently, if this moment, the driver kept the open angle of flow regulating valve constant according to situation about being known at least, then can keep the motor drive operation and continuation electrical motor operational mode.
In addition, according to second feature of the present invention, might reflect the intention of driver for conversion operations between motor drive and engine drive device, this is because motor drive and engine drive device work area separately are according to being determined by the flow regulating valve opening speed of the acquisition that detection signal calculates of throttle valve sensor.
In addition, according to the 3rd feature of the present invention, might battery dump energy during near the lower limit that can make motor drive operation by notifying device with this state notifying driver.
In addition, according to the 4th feature of the present invention, when battery dump energy is lower than the lower limit that can make the motor drive operation, even moving when motor drive, also can make motor drive operation be automatically converted to the engine drive device operation, therefore might the limit battery over discharge and prevent that battery dump energy from being zero.
In addition, the feature of read out instrument according to the present invention can obtain following effect.
(1) charging of battery and discharge regime can be known naturally by simple structure, and this is because whether the luminous color of indicating device is in the charge or discharge state and difference according to battery.
(2) if do not carry out light emitting control, then do not need battery is monitored, so cyclist's monitoring battery no longer because battery dump energy is not enough; This is because only in battery dump energy is in preset range the time, light emitting control just can make indicating device send out the light of different colours according to the charging and the discharge regime of battery.
(3) cyclist can be known battery dump energy naturally knowing when battery is discharging, and this is because when battery discharge, and the luminous dutycycle of indicating device is along with battery dump energy changes.
(4) cyclist can know that battery just knows battery dump energy naturally in the electrically-charged while, and this is because when battery charge, and the luminous dutycycle of indicating device is along with battery dump energy changes.
(5) can simplify the circuit structure that changes dutycycle, because can adjust the numerical value of luminous dutycycle.
Other field of applications of the present invention can be understood from circumstantial letter hereinafter.But should be appreciated that; explanation and concrete example detailed when introducing the preferred embodiment of the present invention just are used for making an explanation, and make various conspicuous changes and modification under the situation that does not break away from spirit of the present invention and protection domain because those skilled in the art can be described in detail in according to this.
Description of drawings
Can more fully understand the present invention from hereinafter detailed description and accompanying drawing, these accompanying drawings only are to casehistory of the present invention, but not limitation of the invention; Wherein:
Fig. 1 is the lateral plan that is used to represent according to the mixed motivity type motor bike of first preferred embodiment of the invention;
Fig. 2 be the expression this mixed motivity type motor bike power unit vertically cut open show the item view;
Fig. 3 is the structured flowchart that expression is used for the control setup of this mixed motivity type motor bike;
Fig. 4 represents to be arranged on the mode chart that drives the conversion control device place among Fig. 3;
Fig. 5 represents to drive the employed diagram of circuit of conversion control device;
Fig. 6 is the corresponding view that is used for representing second preferred embodiment of the invention with Fig. 4;
Fig. 7 shows the view of an example of the system construction of using hybrid vehicle of the present invention;
Fig. 8 is the front view that shows read out instrument;
Fig. 9 is the block scheme that expression is used for making according to battery dump energy the luminous driving circuit of dual-colored LED.
Figure 10 is the view of control situation that is used to represent first preferred embodiment of light emitting control;
Figure 11 is the view of control situation that is used to represent second preferred embodiment of light emitting control;
Figure 12 is the view of control situation that is used to represent the 3rd preferred embodiment of light emitting control; And
Figure 13 is the view of control situation that is used to represent the 4th preferred embodiment of light emitting control.
The specific embodiment
At first, in Fig. 1, the vehicle frame 2 that is configured to the pedal-type motor bike 1 of mixed motivity type supports front forks 4, and the mode that the head tube 2a of this front fork 4 by its front end turns to steerable nose wheel 3f supports front-wheel 3f, and steering handle 5 be connected to front fork 4 from the upwardly extending Steering gear 4a of head tube 2a.Its upper surface is installed at the rear portion of vehicle frame 2 has the baggage container 7 of driver's seat 6 and be positioned at power unit 8 under the baggage container 7, and at the rear end pivotal joint of the power unit 8 trailing wheel 3r that output drove by power unit 8.
Power unit 8 can be around pivot 10 along direction vibration up or down, and this pivot 10 is used for the front end of power unit 8 is supported on vehicle frame 2, and the rear shock absorber 11 that is used to cushion power unit 8 vibrations is installed between the rear end of vehicle frame 2 and power unit 8.In addition, vehicle frame 2 is equipped with battery 12 and has fuel tank 13 in the middle in its front portion.
As shown in Figure 2, this power unit 8 comprises water-cooled single-cylinder four-stroke engine 15, the triangle belt buncher 17 that links to each other with the bent axle 16 of driving engine 15, be installed in the starting clutch 18 between bent axle 16 and the buncher 17, electrical motor 19, the power of electrical motor 19 outputs can be sent to the driving device 20 of trailing wheel 3r, and be installed in the free-wheel clutch 21 between buncher 17 and the driving device 20.
The bent axle 16 of driving engine 15 is supported by crankcase 25, the side direction of the orientation of its axis motor bike 1 of bent axle 16.External rotor 7 is fixed to the right-hand member of the bent axle 16 that stretches out crankcase 25 right-hand member walls, the internal stator 28 that is centered on by external rotor 27 is fixed on the crankcase 25, thereby has been made up of from dynamo generator (self-dynamo) 26 external rotor 27 and internal stator 28.Should when engine starting moves, drive bent axle 16 as self-starting motor from dynamo generator 26 and rotate, and generating when driving engine 15 runnings.
Cooling fan 29 is installed in bent axle 16 right-hand members and outside dynamo generator 26, also is provided with radiator 30, and cooling fan 29 is at radiator 30 with between dynamo generator 26.This radiator 30 is fixed on the crankcase 25 by the guard shield 31 around cooling fan 29.In addition, the radiator cap 32 that this radiator 30 is fixed on the guard shield 31 hides, and carries surrounding air to link to each other with this radiator cap 32 with the grid 33 as coolant air by cooling fan 29, and is oppositely arranged with radiator 30.In addition, exhausr port 34 is arranged on the guard shield 31 of cooling fan 29 sidepieces, is used for discharging cooling radiator 30 air afterwards.
Buncher 17 places in the change-speed box case 40, and this change-speed box case 40 is arranged on the left end of crankcase 25 collaboratively, and prolongs backward.In addition, the reduction-gear housing 41 of pressing close to trailing wheel 3r left side is arranged on the rear portion of change-speed box case 40 collaboratively.
This buncher 17 comprises driving pulley 42, driven pulley 43 and is with 44 around driving pulley 42 and driven pulley 43, wherein driving pulley 42 is installed in the left end of the bent axle 16 that stretches into change-speed box case 40, and driven pulley 43 is installed in and parallels with bent axle 16 and be positioned on the output shaft 45 at change-speed box case 40 and reduction-gear housing 41 places.
This driving pulley 42 comprises stationary sheave half spare 42a and movable pulley half parts 42b, wherein stationary sheave half spare 42a links to each other with bent axle 16 by starting clutch 18, and movable pulley half parts 42b can move by relative fixed belt wheel half parts 42a on bent axle 16 forward or backward.Can be by movable pulley half parts 42b against the reach of stationary sheave half spare 42a or retreat the effective diameter of regulating driving pulley 42, tape wrapping radius just.Break-in electrical motor 46 is fixed to change-speed box case 40, and described break-in electrical motor 46 is used for relative fixed belt wheel half parts 42a reach or recession movable pulley half parts 42b.
This starting clutch 18 is made of centrifugal clutch, and when the revolution of main shaft 16 is higher than predetermined value, for example 3000 change or more for a long time, this centrifugal clutch engages.
This driven pulley 43 comprises the interior cylinder 48 that is supported on rotationally on the output shaft 45, with the outside cylinder 49 on the cylinder 48 in axially slidably mode is assembled to, movable pulley half parts 43b in being fixed on the cylinder 48, be fixed on the outside cylinder 49 with this movable pulley half parts 43b belt wheel half parts 43a that is relatively fixed, be arranged on belt wheel half parts 43a, between the 43b to respond two belt wheels, half parts 43a, the relative rotation of 43b and between two belt wheels, half parts 43a and 43b, produce the torque cam mechanism mechanism 50 of thrust, and be in compressive state with the spring 51 of movable pulley half parts 43b between cylinder 48 and the movable pulley half parts 43b in being arranged on towards stationary sheave half spare 43a bias voltage.
Thereby, the effective diameter of driven pulley 34, promptly the tape wrapping radius is the axial bias power of the thrust that produced by torque cam mechanism mechanism 50 places, spring 51 and determines with the state of equilibrium of 44 tension force.Like this, when the effective diameter of driving pulley 42 increased, the effective diameter of driven pulley 43 reduced automatically, and transmitting ratio (reduction ratio) reduces in a continuous manner.
Be used to drive the electrical motor 19 of trailing wheel by inner rotator 66 formations that are fixed to the outer stator 55 on the change-speed box case 40 and are connected with output shaft 45 by clutch Outside (clutch outer) 57.Above-mentioned free-wheel clutch 21 places between clutch Outside 57 and power-transfer clutch inside (the clutch inner) 58, and power-transfer clutch inside 58 links to each other with the interior cylinder 48 of driven pulley 43.This free-wheel clutch 21 can pass to the rotation of driven pulley 43 inner rotator 56 and output shaft 45.Therefore, when electrical motor 19 run duration inner rotator 56 drive output shafts 45, owing to the buffer action of free-wheel clutch 21 makes the rotation transmission of inner rotator 56 less than driven pulley 43.When inner rotator was driven by driven pulley 43, this electrical motor 19 can be realized the function of generating electricity, and be that battery 12 charges.
Wheel shaft 60 is parallel with output shaft 45, and by change-speed box case 40 and reduction-gear housing 41 rotatably supports, is used for specific reduction ratio row's reducing gear 61 that the rotation of output shaft 45 is delivered to wheel shaft 60 being positioned at reduction-gear housing 41 places.The wheel hub 62 of trailing wheel 3r links to each other with the right-hand member of the wheel shaft 60 that stretches out gear case 41.Like this, output shaft 45, constituted driving device mentioned above 20 once row reducing gear 61 and wheel shaft 60.In addition, the vent silencer 63 of driving engine 15 is arranged on a side relative with change-speed box case 40, and trailing wheel 3r is maintained between the two.
This motor bike 1 is provided with control setup of the present invention, is used for reference to Fig. 3 this control setup being described below by moving driving engine 15 and electrical motor 19 controls to the driving of trailing wheel 3r.
This control setup by motor drive 70, engine drive device 71 and be used to select motor drive 70 and engine drive device 71 the two one of driving conversion control device 72 form.When service meter actuating device 71, the operational ton that the output of electrical motor 19 is subjected to the accelerator operation part (not shown) of battery 12 response steering handles 5 provides the control of the electric power supply of electric power to electrical motor 19, when motor bike moved under the situation of electrical motor 19 outputs, this motor bike 1 was in the electrical motor operational mode; And when engine drive device 71 operations, driving engine 15 is by starting and operation from dynamo generator 26, the flow regulating valve 23 at driving engine 15 air systems 22 places responds the operational ton of accelerator operation parts and opens or closes, take this to control the output of driving engine 15, this moment, motor bike 1 moved under the situation of driving engine 15 outputs, was in engine operation mode.
Throttle valve sensor 73 is used for the open angle of the flow regulating valve 23 of detection of engine 15, and the detection signal of this sensor 73 is input to and drives conversion control device 72.In addition, this driving conversion control device 72 also has pattern Figure 74, is used for determining motor drive 70 and engine drive device 71 work area separately.
As shown in Figure 4, this pattern Figure 74 so sets: the longitudinal axis is represented flow regulating valve open angle θ, and this angle θ is by the detection signal indication of throttle valve sensor 73; Transverse axis is represented flow regulating valve opening speed d θ/dt, this flow regulating valve opening speed d θ/dt is determined by calculating flow regulating valve open angle θ, the interior zone M that is limited by the predetermined value line (a) of flow regulating valve open angle θ is electrical motor operational mode zone, and motor drive 70 moves in this zone; And perimeter E is the engine operation mode zone, and engine drive device 71 moves in this zone.This electrical motor operational mode zone M has critical zone Ma, and this critical zone Ma has predetermined width and adjacent engine operational mode area E; When motor drive 70 moves, drive conversion control device 72 or with alphabetical or on the read out instrument 120 that is positioned at the instrument pack 35 on the motor bike steering handle 5, show the explanation of " near engine operating state " with symbol in the Ma of critical zone.(hereinafter further describe other functions of read out instrument 120 with reference to Fig. 7-13.)
In addition, this driving conversion control device 72 detects the dump energy of battery 12 and controls read out instrument 120 and engine drive device 71 according to diagram of circuit shown in Figure 4.That is to say, if this driving conversion control device 72 judges that in step 1 dump energy of battery 12 is in the particular range just above the electric weight lower limit, then enter step 2, wherein said electric weight lower limit can make motor drive 70 operations, and handles to show " dump energy is less " at read out instrument 120.If the dump energy of judging battery 12 in step 1 is not in the particular range just above lower limit numerical value, then operation enters step 3, be lower than above-mentioned lower limit numerical value if in this step, judge the dump energy of battery 12, then should drive conversion control device and in step 4, move engine drive device 71, in step 5 subsequently, on read out instrument 120, show " dump energy is lower than lower limit numerical value ".
To introduce the action of first preferred embodiment of the invention below.
When the electrical motor operational mode zone M that drives conversion control device 72 judgment model Figure 74 is in this situation, service meter actuating device 70 and begin self-starting motor 19 then, this makes the output of electrical motor 19 pass to trailing wheel 3r and drive this trailing wheel through driving device 20.Thus, motor bike 1 is under the electrical motor operational mode.
Under this electrical motor operational mode, if judge that the running state of motor drive 70 increases owing to flow regulating valve open angle θ or flow regulating valve opening speed d θ/dt increases when entering the critical zone Ma of adjacent engine operational mode area E, motor drive 70 shows the explanation of " near engine operation mode " with letter or symbol on read out instrument 120, this can know above-mentioned running state after making the driver see demonstration.Like this, if the driver wants to continue the electrical motor operational mode at this moment, can keep the open angle of flow regulating valve 23 or reduce the flow regulating valve opening speed d θ/dt of flow regulating valve 23 gradually, the driver can keep the running state of motor drive 70 thus, makes the electrical motor operational mode of motor bike 1 continue and keeps quite running state.
On the contrary, if flow regulating valve open angle θ or flow regulating valve opening speed d θ/dt increase sharply to scheme accelerating vehicle, drive conversion control device 72 and judge that vehicle operating has changed to the engine operation mode area E, so operation engine drive device 71 is with operation driving engine 15, the output of bent axle 16 is passed to trailing wheel 3r through inorganic change-speed box 17, free-wheel clutch 21 and driving device 20, to drive trailing wheel 3r.Like this, motor bike 1 is in engine operation mode, and this makes motor bike 1 because the output that driving engine 15 is increased and can quickening rapidly.
Like this, drive flow regulating valve open angle θ that conversion control device 72 knows based on the detection signal of throttle valve sensor 73 and by calculating flow regulating valve opening speed d θ/dt that the flow regulating valve open angle is known, determine motor drive 70 and engine drive device 71 work area separately, make driver's intention can contrast the electrical motor operational mode of motor bike 1 and the conversion between the engine operation mode thus and reflect.
If the dump energy of battery 12 is reduced in the particular range that can make on the motor drive 70 lucky lower limits of moving under the electrical motor operational mode, then can on read out instrument 120, show the explanation of " dump energy is lower ", make the driver to see to show and learn that the dump energy of battery 12 reduces.
In addition, when the dump energy of battery 12 is lower than above-mentioned lower limit, this driving conversion control device 72 is converted to the engine drive device operation with operations of motor bike by motor drive 70 operations automatically, makes driving engine 15 enter the inner rotator 56 that running state and its output are sent to trailing wheel 3r and electrical motor 19 thus.Thereby motor bike 1 enters engine operation mode and electrical motor 19 generates electricity with to battery 12 chargings, can limit battery 12 overcharge thus, thereby the dump energy that prevents battery 12 drops to zero.
At this moment, on read out instrument 120, show the content of " dump energy is lower than lower limit ", make the driver can see this content and learn that the operation of vehicle is transformed into the reason of engine operation mode automatically.
Introduce second preferred embodiment of control mechanism of the present invention below with reference to Fig. 6.
This second preferred embodiment and above-mentioned first preferred embodiment have identical construction, and difference is: the transverse axis of pattern Figure 74 of second preferred embodiment is represented the time; Use the same reference numerals to represent with Fig. 6 in the corresponding part of parts in the preferred embodiment, and omit repeat specification to them.
According to second preferred embodiment of the present invention, owing to only determine electrical motor operational mode zone M, critical zone Ma and engine operation mode area E according to flow regulating valve open angle θ, therefore can simplify pattern Figure 74, the function that drives conversion control device 72 also can be simplified with the simplification of pattern Figure 74, and its cost reduces.
The present invention is not limited to above-mentioned preferred embodiment, can carry out the change in the various designs in the scope that does not break away from main idea of the present invention.For example, in above preferred embodiment, when motor drive 70 moves in the Ma of critical zone, replace read out instrument 120, drive conversion control device 72 by being positioned at the oscillatory system that is provided with on the steering handle 5, the content of reminding driver's " near driving engine operation " such as vibrator for example as notifying device, and the driver can be known be in motor drive and in the critical zone, move by vibrating this oscillatory system in these cases.
Specify the operation of some preferred embodiments of read out instrument 120 of the present invention below with reference to Fig. 7-13.
Fig. 7 is the view of an example of the system construction of hybrid vehicle shown in expression Fig. 1 and 2.
The master end of buncher 17 links to each other with the bent axle of driving engine 15 by starting clutch 18, and as alternating current generator, also the ACG starter 200 as self-starting motor also links to each other with the bent axle of driving engine 15.Driving wheel 3r links to each other with the slave end of inorganic change-speed box 17, and electrical motor 19 also is attached thereto by free-wheel clutch 21 simultaneously.The suitable direct current (DC) of electric power output being changed into that ACG starter 200 is produced is charged into battery 12 through output control unit 3c output and quilt, and this output control unit 3c comprises anti-phase current converter 3a and compress cell 3b; Simultaneously, this electric power also can be converted to suitable alternating current output once more and supply with electrical motor 19.
By means of above-mentioned structure, under " electrical motor operational mode ", the direct current (DC) of being exported by battery 12 is converted into alternating current and supplies with electrical motor 19 by output control unit 3c.Under " polyphone hybrid power operational mode ", the electric power that the ACG starter 200 that driven by driving engine 15 is produced is converted to direct current (DC) by means of output control unit 3c, and further Be Controlled is converted to alternating current and supplies with electrical motor 19.Under " parallel hybrid power operational mode ", motor bike is being lower than engine speed by electrical motor 19, for example move under 3000 the situation, starting clutch 18 engages when engine speed is higher than 3000, and the propulsive effort of driving engine 15 passes to drive wheel 3r by inorganic change-speed box 17.
Under " parallel hybrid power operational mode ", the drive characteristic of inorganic change-speed box 17 can be transformed into the arbitrary pattern in " general mode " and " mode of motion ".Can obtain than acceleration capability better under " general mode " down at " mode of motion ".When regenerative braking operation, the power of drive wheel 3r is transmitted, and is converted into direct current (DC) from the regenerative current of the alternating current of electrical motor 19 output at output control unit 3c, and charges into battery 12.
Battery dump energy monitoring means 130 is according to the terminal voltage of battery 12 or discharge and recharge the dump energy E (being also referred to as battery allowance E sometimes) that history detects battery 12.Discharging and recharging monitoring means 110 detects by output control unit 3c to the charging current of battery 12 supplies and the discharge current of supplying with to output control unit 3c from battery 12.The testing result of dump energy and charging and discharging state all shows on read out instrument 120.
Fig. 8 is the front elevation of expression read out instrument 120.Be provided with the speed display part 101 that shows running velocity in the centre of display surface 100.Be provided with a plurality of operational mode indicating device 102,103,104 of demonstration operational mode and vehicle-state indicating devices 105,106,107 of display driver situation of being respectively applied for circular pattern around speed display part 101.Each indicating device is arc substantially and centers on speed display part 101 to be circular layout.The Show Color at a plurality of operational mode indicating device 102-104 and vehicle-state indicating device 105-107 place has nothing in common with each other.
Operational mode indicating device 102 is opened down in electrical motor operational mode (EV pattern).Operational mode indicating device 103 is opened down in polyphone hybrid power operational mode (SHEV pattern).Operational mode indicating device 104 is opened under parallel hybrid power operational mode, and the drive characteristic of inorganic change-speed box 17 is in mode of motion (SP pattern) under this pattern.
Running state indicating device 105 is with certain color of the dump energy of corresponding battery 4 and charging and discharging state (BTT STATUS) and dutycycle is luminous or open, and hereinafter to this detailed description will be arranged.Running state indicating device 106 is opened when stand-by state.Running state indicating device 107 is opened when producing warning.
Fig. 9 is that expression is used for the driving circuit structure block diagram luminous at running state indicating device 105 places, and this circuit comprises: dual-colored LED 300, and it has two anodes and a negative electrode, can send green glow and ruddiness selectively; First comparator 310 is used for comparing and export comparative result by the battery dump energy monitoring means 130 detected dump energies and the first reference value Eref1; Second comparator 320, be used for to dump energy E and the second reference value Eref2 (＜Eref1) and the output comparative result; And light emitting control portion 330, be used for according to the output of each comparator 310,320 and to discharge and recharge the monitoring result control of monitoring means 110 luminous.
The first and second reference value Eref1 and Eref2 are the higher limit and the lower limits of the luminous dump energy of control running state indicating device 105.If it is dump energy is lower than first reference value and is higher than second reference value, then luminous according to dump energy battery dump energy and charging and discharging state control dual-colored LED 300.
Figure 10 is the control table of first preferred embodiment of expression light emitting control.If battery dump energy E surpasses the first reference value Eref1 or do not satisfy the second reference value Eref2, then dual-colored LED 300 is closed, with the charging and discharging state of battery 12 without any relation.On the contrary, if battery dump energy E between the first reference value Eref1 and the second reference value Eref2, then dual-colored LED 300 is to open with the corresponding color of the charging and discharging state of battery 12.In the preferred embodiment, if what carry out is charging operations, dual-colored LED 300 green light, if battery in discharge, then dual-colored LED 300 glows to cause cyclist's attention.
Figure 11 is the control table of second preferred embodiment of expression light emitting control, if wherein battery dump energy E surpasses the first reference value Eref1 or is lower than the second reference value Eref2, then dual-colored LED 300 is closed, with the charging and discharging state of battery 12 without any relation.On the contrary, if dump energy E between the first reference value Eref1 and the second reference value Eref2, then dual-colored LED 300 is controlled luminous according to the charging and discharging state of battery 12.In the preferred embodiment, if battery in charging, is then opened with green,, then send the ruddiness that has dutycycle if battery discharges, when big dump energy occurred, light-emitting zone was expanded in the described dutycycle.
Figure 12 is the control table of the 3rd preferred embodiment of expression light emitting control, if wherein battery dump energy E surpasses the first reference value Eref1 or is lower than the second reference value Eref2, then dual-colored LED 300 is closed, with the charging and discharging state of battery 12 without any relation.On the contrary, if battery dump energy E between the first reference value Eref1 and the second reference value Eref2, then dual-colored LED 300 is controlled luminous according to the charging and discharging state of battery 12.In the preferred embodiment, if battery then sends the green glow that has variable duty ratio in charging, luminous zone increases along with dump energy E and expands in variable duty ratio.If battery 12 in discharge, then in the mode identical with second preferred embodiment, sends the ruddiness of band dutycycle, light-emitting zone enlarges along with the increase of dump energy E in described dutycycle.
Figure 13 is the control table of the 4th preferred embodiment of expression light emitting control, if wherein battery dump energy E surpasses the first reference value Eref1 or is lower than the second reference value Eref2, then dual-colored LED 300 is closed, with the charging and discharging state of battery 12 without any relation.On the contrary, if battery dump energy E between the first reference value Eref1 and the second reference value Eref2, then dual-colored LED 300 is controlled luminous according to the charging and discharging state of battery 12.In the preferred embodiment, if carry out charging operations, then send the green glow that has dutycycle, zone luminous in described dutycycle is expanded along with the increase of dump energy E, and this is identical with operating mode in the 3rd preferred embodiment.If battery 12 in discharge, then sends the ruddiness of band dutycycle in the same manner with second preferred embodiment, light-emitting zone enlarges along with the increase of dump energy E in described dutycycle.But in the preferred embodiment, different with the 3rd preferred embodiment is that dutycycle is not continuous variation, but step-type.
Foregoing is introduced the present invention, clearly can change it with multiple mode.These are changed should not to be counted as and have broken away from the spirit and scope of the present invention, and all these changes all are apparent to those skilled in the art and are included within the protection domain that claim of the present invention limits.

Claims (6)

1. control mechanism that is used for hybrid vehicle, this vehicle comprises: utilize the output of electrical motor can make the motor drive of vehicle operating, utilize the output of driving engine can make the engine drive device of vehicle operating, the throttle valve sensor that is used for detection of engine flow regulating valve open angle, and driving conversion control device, described driving conversion control device has mode chart, be used for detection signal according to throttle valve sensor, (θ) determine the work area separately of motor drive and engine drive device, (M, E)
Wherein said mode chart is provided with the critical zone (Ma) of adjacent engine actuating device work area (E) in the work area of motor drive (M), and be provided with notifying device, be used to notify driver's motor drive just operating in critical zone (Ma); Wherein, described mode chart be configured to detection signal (θ) according to throttle valve sensor and flow regulating valve opening speed (d θ/dt) determine separately work area of motor drive and engine drive device (M, E); Wherein, notifying device is a read out instrument, comprises the charging and the luminous indicating device of discharge regime that are used for according to battery, and
Wherein said indicating device can be sent to the light of few two kinds of colors selectively, described read out instrument comprises emission control device, can when described battery charge, make indicating device send out the light of first kind of color, and when described battery discharge, make indicating device send out the light of second kind of color; Wherein, described read out instrument also comprises the battery dump energy monitoring device, is used to monitor described battery dump energy, and described emission control device carries out described light emitting control in battery dump energy is in specialized range the time.
2. the control mechanism that is used for hybrid vehicle as claimed in claim 1, wherein drive conversion control device and detect battery dump energy, and near can make the electric weight lower limit of motor drive operation the time, notify the driver by described notifying device when determining dump energy.
3. the control mechanism that is used for hybrid vehicle as claimed in claim 1, wherein driving conversion control device is so constructed: under the situation of motor drive operation, determine that when driving conversion control device battery dump energy is reduced to the lower limit that can make the motor drive operation and can be transformed into the engine drive device operation automatically when following.
4. the control mechanism that is used for hybrid vehicle as claimed in claim 1, wherein said emission control device makes described indicating device with second kind of colour light emitting when battery discharge, and the luminous dutycycle of described indicating device changes according to described battery dump energy.
5. the control mechanism that is used for hybrid vehicle as claimed in claim 4, wherein said emission control device makes described indicating device with first kind of colour light emitting when battery charge, and the luminous dutycycle of described indicating device changes according to described battery dump energy.
6. the control mechanism that is used for hybrid vehicle as claimed in claim 4, the luminous dutycycle of wherein said indicating device changes according to the mode of described battery dump energy with stepping.
CN2006100094447A 2005-02-22 2006-02-22 Control mechanism and display for hybrid vehicle Expired - Fee Related CN1824556B (en)

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