CN108944908A - Hybrid power system and its control method and vehicle - Google Patents

Hybrid power system and its control method and vehicle Download PDF

Info

Publication number
CN108944908A
CN108944908A CN201810728978.8A CN201810728978A CN108944908A CN 108944908 A CN108944908 A CN 108944908A CN 201810728978 A CN201810728978 A CN 201810728978A CN 108944908 A CN108944908 A CN 108944908A
Authority
CN
China
Prior art keywords
clutch
gear
motor
transmission mechanism
power system
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810728978.8A
Other languages
Chinese (zh)
Inventor
贾世鹏
任少卿
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BAIC Motor Co Ltd
Original Assignee
BAIC Motor Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BAIC Motor Co Ltd filed Critical BAIC Motor Co Ltd
Priority to CN201810728978.8A priority Critical patent/CN108944908A/en
Publication of CN108944908A publication Critical patent/CN108944908A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B60W20/40—Controlling the engagement or disengagement of prime movers, e.g. for transition between prime movers
    • 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
    • B60K6/24—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 combustion engines
    • 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
    • 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
    • B60K6/28—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 electric energy storing means, e.g. batteries or capacitors
    • 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
    • B60K6/36—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 transmission gearings
    • 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
    • B60K6/38—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 driveline clutches
    • B60K6/387—Actuated clutches, i.e. clutches engaged or disengaged by electric, hydraulic or mechanical actuating 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
    • B60W2710/00—Output or target parameters relating to a particular sub-units
    • B60W2710/02—Clutches
    • 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

Abstract

The invention discloses a kind of hybrid power system and its control method and vehicles, wherein the system includes: engine；Power battery and motor；First clutch and second clutch, the first end of first clutch are connected with the output shaft of engine；First transmission mechanism is connected with the first end of the motor shaft of motor, the second end of first clutch and second clutch respectively；Second transmission mechanism is connected with the drive shaft of the second end of second clutch and vehicle respectively；Controller, it is connected respectively with first clutch, second clutch and motor, for receiving external command, and the operating mode of hybrid power system is determined according to external command, and the clutch state of first clutch and second clutch and the gear of motor are controlled according to the operating mode of hybrid power system, wherein, the gear of motor includes driving gear and power generation gear.The system according to the present invention, can greatly improve the power performance and the economy performance of vehicle, and reliability is higher.

Description

Hybrid power system and its control method and vehicle
Technical field
The present invention relates to automobile technical field, in particular to a kind of hybrid power system, a kind of vehicle and a kind of mixing are dynamic The control method of Force system.
Background technique
With the raising of the shortage and people's environmental consciousness of petroleum resources, there is an urgent need to one kind can save the energy by people The environmentally protective automobile product of low emission even zero-emission.For this purpose, countries in the world government and major automobile manufacture commercial city exist It goes into overdrive to develop various types of hybrid vehicle.
Hybrid power system in the related technology is related to conventional engines driving and motor drive, structure generally compare Complexity, occupied space is larger, influences the arrangement of the other components of vehicle.On the one hand, in the hybrid power system for comparing mainstream at present, Structure usually series-parallel using more motors, single motor only serve effect in series or in parallel.Motor is mounted on power generation Between machine and speed changer, certain axial dimension is occupied, this is larger by the axial length that will cause power assembly, the cloth on vehicle Set difficulty.Due to being limited by size, the power of motor is generally little, therefore, the dynamic property of vehicle in pure electric vehicle It can be poor.On the other hand, hybrid power gearbox integrate motor scheme it is more complex, be difficult to meet simultaneously vehicle dynamic property and Fuel economy.
Summary of the invention
The present invention is directed to solve one of the technical problem in above-mentioned technology at least to a certain extent.For this purpose, of the invention One purpose is to propose a kind of hybrid power system, not only structurally reasonable, processing technology is simple, convenient and practical, but also can The power performance and the economy performance of vehicle is greatly improved, reliability is higher.
Second object of the present invention is to propose a kind of vehicle.
Third object of the present invention is to propose a kind of control method of hybrid power system.
In order to achieve the above objectives, first aspect present invention embodiment proposes a kind of hybrid power system, comprising: starts Machine；Power battery and motor, the power battery are connected with the motor；First clutch and second clutch, described first The first end of clutch is connected with the output shaft of the engine；First transmission mechanism, first transmission mechanism respectively with institute The second end of the motor shaft, the first clutch of stating motor is connected with the first end of the second clutch；Second driver Structure, second transmission mechanism are connected with the drive shaft of the second end of the second clutch and vehicle respectively；Controller, it is described Controller is connected with the first clutch, the second clutch and the motor respectively, and the controller is outer for receiving Portion instructs, and the operating mode of the hybrid power system is determined according to the external command, and according to the hybrid power The operating mode of system carries out the clutch state of the first clutch and the second clutch and the gear of the motor Control, wherein the gear of the motor includes driving gear and power generation gear.
Hybrid power system according to an embodiment of the present invention, by first clutch respectively with the output shaft of engine and One transmission mechanism is connected, and is connected respectively with the first transmission mechanism and the second transmission mechanism by second clutch, and pass through Controller receives external command, and the operating mode of hybrid power system is determined according to external command, and according to hybrid power The operating mode of system controls the clutch state of first clutch and second clutch and the gear of motor.As a result, not It is only structurally reasonable, processing technology is simple, convenient and practical, and can greatly improve the power performance and the economy performance of vehicle, can It is higher by property.
In addition, the hybrid power system proposed according to that above embodiment of the present invention can also have following additional technology special Sign:
In one embodiment of the invention, the hybrid power system further include: control panel, the control panel with The controller is connected, wherein and the controller receives the operating mode selection instruction that user issues by the control panel, And selection instruction determines the operating mode of the hybrid power system according to the operation mode.
Specifically, when the operating mode is stopping for charging mode, the controller controls the first clutch and connects It closes, second clutch separation, and controls the motor and switch to power generation gear, the power that the engine exports is passed through The first clutch and first transmission mechanism pass to the motor, to control the electric power generation and to described dynamic Power battery charges；When the operating mode is pure electric drive mode, the controller controls the first clutch point It from the engagement of the, second clutch, and controls the motor and switches to driving gear, the power that the motor exports is passed through into institute The drive shaft that the first transmission mechanism, the second clutch and second transmission mechanism pass to the vehicle is stated, to drive Move the vehicle operation；When the operating mode is combination drive mode, the controller controls the first clutch and connects It closes, second clutch engagement, and controls the motor and switch to driving gear, the power that the engine exports is passed through The first clutch, first transmission mechanism, the second clutch and second transmission mechanism pass to the vehicle Drive shaft, and the power that the motor is exported passes through first transmission mechanism, the second clutch and described the Two transmission mechanisms pass to the drive shaft of the vehicle, to drive the vehicle to run.
In one embodiment of the invention, the hybrid power system further include: brake pedal, the brake pedal with The controller is connected, wherein the controller receives brake pedal by the brake pedal and tramples instruction, and according to institute When stating brake pedal and trampling instruction and judge the aperture of the brake pedal greater than the first aperture threshold value, by the hybrid power system Operating mode be determined as brake power generating mode.
In one embodiment of the invention, the hybrid power system further include: gas pedal, the gas pedal with The controller is connected, wherein the controller receives gas pedal by the gas pedal and tramples instruction, and according to institute When stating gas pedal and trampling instruction and judge the aperture of the gas pedal greater than the second aperture threshold value, by the hybrid power system Operating mode be determined as hybrid mode, and judge the gas pedal trampling instruction according to the gas pedal When aperture is less than third aperture threshold value, the operating mode of the hybrid power system is determined as charge mode of driving a vehicle, wherein institute Third aperture threshold value is stated less than the second aperture threshold value.
Specifically, when the operating mode is the brake power generating mode, the controller controls first clutch Device separation, second clutch engagement, and control the motor and switch to power generation gear, brake force is passed by described second Motivation structure, the second clutch and first transmission mechanism pass to the motor, to control the electric power generation simultaneously It charges to the power battery；When the operating mode is the driving charge mode, described in the controller control First clutch engagement, second clutch engagement, and control the motor and switch to power generation gear, the engine is defeated Power out passes through the first clutch, first transmission mechanism, the second clutch and second transmission mechanism The drive shaft of the vehicle is passed to, and the motor is passed to by the first clutch and first transmission mechanism, To drive the vehicle to run, while controlling the electric power generation and charging to the power battery.
In one embodiment of the invention, first transmission mechanism includes: first gear, and the of the first gear One end is coaxially connected with the second end of the first clutch, and the of the second end of the first gear and the second clutch One end is coaxially connected；Second gear, the first end of the second gear are coaxially connected with the motor shaft of the motor, and described One gear and second gear engagement.
In one embodiment of the invention, second transmission mechanism includes: third gear, and the of the third gear One end is coaxially connected with the second end of the second clutch；4th gear, the 4th gear are engaged with the third gear； The first end of 5th gear, the 5th gear is coaxially connected with the first end of the 4th gear；6th gear, the described 6th Gear is engaged with the 5th gear, and the 6th gear is coaxially connected with the differential mechanism being fixed in the drive shaft.
In order to achieve the above objectives, second aspect of the present invention embodiment proposes a kind of vehicle.
The vehicle of the embodiment of the present invention, it is specific real including the hybrid power system that the above embodiment of the present invention proposes The mode of applying can refer to above-described embodiment, and to avoid redundancy, details are not described herein.
Vehicle according to an embodiment of the present invention, hybrid power system is not only structurally reasonable, processing technology is simple, facilitates reality With, and the power performance and the economy performance of vehicle can be greatly improved, when reliability is higher.
In order to achieve the above objectives, third aspect present invention embodiment proposes a kind of control method of hybrid power system, The hybrid power system include engine, power battery, motor, first clutch, second clutch, the first transmission mechanism and Second transmission mechanism, the power battery are connected with the motor, the first end of the first clutch and the engine Output shaft be connected, first transmission mechanism respectively with the motor shaft of the motor, the second end of the first clutch and institute The first end for stating second clutch is connected, second transmission mechanism respectively with the second end of the second clutch and vehicle Drive shaft is connected, and the control method is the following steps are included: receive external command；The mixing is determined according to the external command The operating mode of dynamical system；According to the operating mode of the hybrid power system to the first clutch and described second from The gear of the clutch state of clutch and the motor is controlled, wherein the gear of the motor includes driving gear and power generation gear.
The control method of hybrid power system according to an embodiment of the present invention receives external command, and according to external command Determine the operating mode of hybrid power system, and according to the operating mode of hybrid power system to first clutch and second from The clutch state of clutch and the gear of motor are controlled, as a result, not only it is structurally reasonable, processing technology is simple, convenient and practical, and And the power performance and the economy performance of vehicle can be greatly improved, reliability is higher.
Detailed description of the invention
Fig. 1 is the block diagram according to the hybrid power system of the embodiment of the present invention；
Fig. 2 is the block diagram according to the hybrid power system of one embodiment of the invention；
Fig. 3 is the block diagram according to the hybrid power system of another embodiment of the present invention；
Fig. 4 is according to the operating mode of the hybrid power system of one embodiment of the invention be stopping for charging mode signal Figure；
Fig. 5 is according to the operating mode of the hybrid power system of one embodiment of the invention be pure electric drive mode signal Figure；
It is combination drive mode or driving that Fig. 6, which is according to the operating mode of the hybrid power system of one embodiment of the invention, The schematic diagram of charge mode；
Fig. 7 is the block diagram according to the hybrid power system of another embodiment of the invention；
Fig. 8 is the flow chart according to the control method of the hybrid power system of the embodiment of the present invention.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
The hybrid power system and its control method and vehicle of the embodiment of the present invention described with reference to the accompanying drawing.
Fig. 1 is the block diagram according to the hybrid power system of the embodiment of the present invention.
As shown in Figure 1, the hybrid power system of the embodiment of the present invention, it may include engine 10,20 and of hybrid-power battery Motor 30, first clutch 40 and second clutch 50, the first transmission mechanism 60, the second transmission mechanism 70, controller 80.
Wherein, power battery 20 is connected with motor 30；The output shaft phase of the first end of first clutch 40 and engine 10 Even；First transmission mechanism 60 respectively with the motor shaft of motor 30, the second end of first clutch 40 and second clutch 50 One end is connected；Second transmission mechanism 70 is connected with the drive shaft of the second end of second clutch 50 and vehicle respectively；Controller 80 It is connected respectively with first clutch 40, second clutch 50 and motor 30, controller 80 is used to receive external command, and according to outer Portion instructs the operating mode for determining hybrid power system, and according to the operating mode of hybrid power system to first clutch 40 Controlled with the clutch state of second clutch 50 and the gear of motor 30, wherein the gear of motor 30 include driving gear and Power generation gear.
In one embodiment of the invention, as shown in Fig. 2, power battery 20 can be connected by inverter with motor 30, Wherein, inverter can be two-way inverter.Controller 80 can be connected with two-way inverter, with double according to the shift control of motor 30 It works in different ways to inverter.For example, controller 80 can control two-way when the gear of motor 30 is drive Inverter carries out inversion；When the gear of motor 30 is power generation shelves, controller 80 can control two-way inverter to be rectified.
In one embodiment of the invention, as shown in Fig. 2, the first transmission mechanism 60 may include first gear 61 and second Gear 62.Wherein, the first end of first gear 61 is coaxially connected with the second end of first clutch 40, and the second of first gear 61 End is coaxially connected with the first end of second clutch 50；The first end of second gear 62 is coaxially connected with the motor shaft of motor 30, And first gear 61 and second gear 62 engage.
Further, the second transmission mechanism 70 may include third gear 71, the 4th gear 72, the 5th gear 73 and the 6th tooth Wheel 74.Wherein, the first end of third gear 71 is coaxially connected with the second end of second clutch 50；4th gear 72 and third tooth 71 engagement of wheel；The first end of 5th gear 73 is coaxially connected with the first end of the 4th gear 72；6th gear 74 and the 5th gear 73 engagements, and the 6th gear 74 is coaxially connected with fixed differential mechanism on the driving shaft.
In one embodiment of the invention, as shown in figure 3, hybrid power system may also include control panel 90, wherein Control panel 90 is connected with controller 80, wherein controller 80 receives the operating mode choosing that user issues by control panel 90 Instruction is selected, and determines the operating mode of hybrid power system according to operating mode selection instruction.Wherein, the work of hybrid power system Operation mode may include stopping for charging mode, pure electric drive mode and combination drive mode.
Specifically, control panel 90 can be touching display screen, user can according to the specific operation conditions of vehicle or itself Demand, corresponding operating mode selection instruction is inputted by touching display screen, so that hybrid power system to work accordingly Mode work.For example, when the electricity for knowing power battery in the instrument or display screen that user passes through vehicle is lower, can lead to Touching display screen input stopping for charging mode instruction is crossed, controller 80 can determine the Working mould of hybrid power system according to the instruction Formula is stopping for charging mode；When user knows that the electricity of power battery is sufficient by the instrument or display screen of vehicle, and according to vehicle When fast demand or current road conditions etc. judge that the power demand of vehicle is little, pure electric drive mode can be inputted by touching display screen Instruction, controller 80 can determine that the operating mode of hybrid power system is pure electric drive mode according to the instruction；When user passes through The instrument or display screen of vehicle know that the electricity of power battery is sufficient, and judge vehicle according to speed demand or current road conditions etc. Power demand it is larger when, can by touching display screen input combination drive mode instruction, controller 80 can be true according to the instruction The operating mode for determining hybrid power system is combination drive mode.
In one embodiment of the invention, as shown in figure 4, when operating mode is stopping for charging mode, controller 80 The controllable engagement of first clutch 40, second clutch 50 separate, and control motor 30 and switch to power generation gear, by engine 10 The power of output passes to motor 30 by first clutch 40 and the first transmission mechanism 60, to control the power generation of motor 30 and right Power battery 20 charges.
That is, controller 80 can control first clutch when hybrid power system is with the work of stopping for charging mode 40 engagements, second clutch 50 separate, and the power that engine 10 exports can drive first gear 61 to transport by first clutch 40 Turn, first gear 61 can drive the second gear 62 engaged to operate, and second gear 62 can drive the motor shaft of motor 30 to transport Turn.Controller 80 can control motor 30 to switch to power generation shelves, i.e. controller 80 can control motor 30 to operate with generator mode, It is exactly that motor 30 can be used as generator and generate electricity.Controller 80 can control two-way inverter to carry out rectification work, so that motor 30 alternating currents generated are converted to direct current by two-way inverter, to charge to power battery 20.Pass through control the as a result, The engagement of one clutch 40, second clutch 50 separate, and control motor 30 and switch to power generation gear, and can export engine 10 is dynamic Power passes to motor 30, so that motor 30 generates electricity, to charge to power battery 20.
As shown in figure 5, when operating mode be pure electric drive mode when, controller 80 can control first clutch 40 separation, Second clutch 50 engages, and controls motor 30 and switch to driving gear, and the power that motor 30 is exported passes through the first driver Structure 60, second clutch 50 and the second transmission mechanism 70 pass to the drive shaft of vehicle, to drive vehicle to run.
That is, controller 80 can control first clutch when hybrid power system is worked with pure electric drive mode 40 separation, second clutch 50 engage, and control motor 30 and switch to drive, i.e. control motor 30 is transported with electric motor mode Row, that is, motor 30 can be used as motor output power.Controller 80 can control two-way inverter to carry out inversion work.It is two-way The DC inverter that inverter can export power battery 20 is alternating current, to be powered to motor 30, to make motor 30 It works as motor.The power that motor 30 exports can drive second gear 62 to operate, and second gear 62 can drive and it The first gear 61 of engagement operates.First gear 61 can drive third gear 71 to operate by second clutch 50, third gear 71 can drive the 4th gear 72 engaged to operate.4th gear 72 can drive coaxially connected the 5th gear 73 fortune Turn, the 5th gear 73 can drive the 6th gear 74 engaged to operate.6th gear 74 can drive coaxially connected difference Fast device operating, differential mechanism can drive drive shaft to operate.It is connect as a result, by the separation of control first clutch 40, second clutch 50 It closes, and controls motor 30 and switch to drive, the power that motor 30 exports can be passed to the drive shaft of vehicle, to drive vehicle Operation.
As shown in fig. 6, when operating mode be combination drive mode when, controller 80 can control first clutch 40 engagement, Second clutch 50 engages, and controllable motor 30 switches to driving gear, the power that engine 10 is exported by first from Clutch 40, the first transmission mechanism 60, second clutch 50 and the second transmission mechanism 70 pass to the drive shaft of vehicle, and by motor The power of 30 outputs passes to the driving of vehicle by the first transmission mechanism 60, second clutch 50 and the second transmission mechanism 70 Axis, to drive vehicle to run.
That is, controller 80 can control first clutch when hybrid power system is with the work of combination drive mode 40 engagements, second clutch 50 engage.The power of engine output can drive first gear 61 to operate by first clutch 40. First gear 61 can drive third gear 71 to operate by second clutch 50, and third gear 71 can drive the 4th engaged Gear 72 operates.4th gear 72 can drive coaxially connected the 5th gear 73 operating, and the 5th gear 73 can drive and it The 6th gear 74 operating of engagement.6th gear 74 can drive coaxially connected differential mechanism operating, and differential mechanism can drive drive Moving axis operating.Meanwhile controller 80 can control motor 30 to switch to drive, i.e. control motor 30 is run with electric motor mode, Namely motor 30 can be used as motor output power.Controller 80 can control two-way inverter to carry out inversion work, so that double The DC inverter for exporting power battery 20 to inverter is alternating current, to be powered to motor 30, to make motor 30 It works as motor.The power that motor 30 exports can drive second gear 62 to operate, and second gear 62 can drive and it The first gear 61 of engagement operates.First gear 61 can drive third gear 71 to operate by second clutch 50, third gear 71 can drive the 4th gear 72 engaged to operate.4th gear 72 can drive coaxially connected the 5th gear 73 fortune Turn, the 5th gear 73 can drive the 6th gear 74 engaged to operate.6th gear 74 can drive coaxially connected difference Fast device operating, differential mechanism can drive drive shaft to operate.It is connect as a result, by the engagement of control first clutch 40, second clutch 50 It closes, and controls motor and switch to drive, the power that engine 10 exports can pass to the drive shaft of vehicle, while can will be electric The power that machine 30 exports passes to the drive shaft of vehicle, to drive vehicle to run, so as to greatly optimize the power of vehicle Performance, and improve the fuel economy of vehicle.
In one embodiment of the invention, hybrid power system may also include brake pedal 100, brake pedal 100 with Controller 80 is connected, wherein controller 80 can receive brake pedal by brake pedal 100 and trample instruction, and according to braking When pedal tramples instruction and judge the aperture of brake pedal 100 greater than the first aperture threshold value, by the operating mode of hybrid power system It is determined as brake power generating mode.
When operating mode is brake power generating mode, controller 80 can control the separation of first clutch 40, second clutch 50 engagements, and controllable motor 30 switches to power generation gear, and brake force is passed through the second transmission mechanism 70,50 and of second clutch First transmission mechanism 60 passes to motor 30, to control the power generation of motor 30 and to charge to power battery 20.
That is, the operating mode of hybrid power system may also include brake power generating mode.Controller 80 is according to system Dynamic pedal tramples instruction when judge that the aperture of brake pedal 100 is larger, can control hybrid power system progress Brake energy recovery. At this point, controller 80 can control the separation of first clutch 40, second clutch 50 to engage.Brake force can drive the by differential mechanism The operating of six gears 74, the 6th gear 74 can drive the 5th gear 73 engaged to operate.5th gear 73 can drive same with it Connected the 4th gear 72 operating of axis, the 4th gear 72 can drive the third gear 71 engaged to operate.Third gear 71 is logical Crossing second clutch 50 can drive first gear 61 to operate, and first gear 61 can drive the second gear 62 engaged to operate. Second gear 62 can drive coaxially connected 30 axis of motor operating.Controller 80 can control motor 30 to switch to power generation shelves, I.e. controller 80 can control motor 30 to operate with generator mode, that is, motor 30 can be used as generator and generate electricity.Control Device 80 controls two-way inverter and carries out rectification work, so that the alternating current that motor 30 generates is converted to direct current by two-way inverter Electricity, to charge to power battery 20.It engages by the separation of control first clutch 40, second clutch 50 as a result, and controls electricity Machine 30 switches to power generation gear, braking energy can be passed to motor 30, to charge to power battery 20, to avoid wasting The energy.
Further, hybrid power system may also include gas pedal 110, and gas pedal 110 is connected with controller 80, In, controller 80 can be received gas pedal by gas pedal 110 and trample instruction, and trample instruction judgement according to gas pedal When the aperture of gas pedal 110 is greater than the second aperture threshold value, the operating mode of hybrid power system is determined as hybrid power mould Formula, and according to gas pedal trample instruction judge gas pedal 110 aperture be less than third aperture threshold value when, by mixing move The operating mode of Force system is determined as charge mode of driving a vehicle, wherein third aperture threshold value is less than the second aperture threshold value.
That is, the operating mode of hybrid power system may also include driving charge mode.When controller 80 is according to oil Door pedal trample instruction judges that the aperture of gas pedal 110 is larger, i.e., the dynamic property deficiency of vehicle when, controller 80 can will mix The operating mode of dynamical system is determined as hybrid mode, at this point, controller 80 can be to first clutch 40 and the second clutch The clutch state of device 50 and the gear of motor 30 are controlled；Instruction is trampled according to gas pedal when controller 80 and judges that throttle is stepped on The aperture of plate 110 is smaller, i.e., the power abundance of vehicle when, it may be determined that the operating mode of hybrid power system be driving charging mould Formula.
As shown in fig. 6, when operating mode be driving charge mode when, controller 80 can control first clutch 40 engagement, Second clutch 50 engages, and controls motor 30 and switch to power generation gear, and the power that engine 10 is exported passes through the first clutch Device 40, the first transmission mechanism 60, second clutch 50 and the second transmission mechanism 70 pass to the drive shaft of vehicle, and pass through first Clutch 40 and the first transmission mechanism 60 pass to motor 30, to drive vehicle to run, while control motor 30 power generation and it is right Power battery 20 charges.
Specifically, when hybrid power system is worked with charge mode of driving a vehicle, controller 80 can control first clutch 40 Engagement, second clutch 50 engage.The power that engine 10 exports can drive first gear 61 to operate by first clutch 40, First gear 61 can drive third gear 71 to operate by second clutch 50.Third gear 71 can drive the 4th engaged Gear 72 operates, and the 4th gear 72 can drive coaxially connected the 5th gear 73 operating.5th gear 73 can drive and it The 6th gear 74 operating of engagement, the 6th gear 74 can drive coaxially connected differential mechanism operating, and differential mechanism can drive drive Moving axis operating, so that vehicle be driven to run.Meanwhile the power that engine 10 exports drives first gear by first clutch 40 When transporting 61, first gear 61 can also drive the second gear 62 engaged to operate, and second gear can drive the electricity of motor 30 Arbor operating.Controller can control motor 30 to switch to power generation shelves, i.e. controller 80 can control motor 30 to transport with generator mode Turn, that is, motor 30 can be used as generator and generate electricity.Controller 80 can control two-way inverter to carry out rectification work, so that The alternating current that motor 30 generates is converted to direct current by two-way inverter, to charge to power battery 20.Pass through control as a result, The engagement of first clutch 40, second clutch 50 engage, and control motor 30 and switch to power generation gear, the power that engine 10 exports The drive shaft of vehicle can be passed to drive vehicle to run, while motor 30 can be passed to again, to pass through motor 30 to dynamic Power battery 20 charges.
It can judge the operating mode of hybrid power system, and root according to the demand of user and the dynamic property of vehicle as a result, The clutch state of first clutch and second clutch and the gear of motor are controlled according to different operating modes, thus excellent Change the dynamic property of vehicle, and improves the reliability of the dynamical system.
Hybrid power system according to an embodiment of the present invention, by first clutch respectively with the output shaft of engine and One transmission mechanism is connected, and is connected respectively with the first transmission mechanism and the second transmission mechanism by second clutch, and pass through Controller receives external command, and the operating mode of hybrid power system is determined according to external command, and according to hybrid power The operating mode of system controls the clutch state of first clutch and second clutch and the gear of motor.As a result, not It is only structurally reasonable, processing technology is simple, convenient and practical, and can greatly improve the power performance and the economy performance of vehicle, can It is higher by property.
Corresponding above-described embodiment, the present invention also propose a kind of vehicle.
The vehicle of the embodiment of the present invention, it is specific real including the hybrid power system that the above embodiment of the present invention proposes The mode of applying can refer to above-described embodiment, and details are not described herein.
Vehicle according to an embodiment of the present invention, hybrid power system is not only structurally reasonable, processing technology is simple, facilitates reality With, and the power performance and the economy performance of vehicle can be greatly improved, reliability is higher.
Corresponding above-described embodiment, the present invention also propose a kind of control method of hybrid power system.
Referring to Fig.1, the hybrid power system of the embodiment of the present invention includes engine, power battery, motor, the first clutch Device, second clutch, the first transmission mechanism and the second transmission mechanism, wherein power battery is connected with motor, first clutch First end is connected with the output shaft of engine, the first transmission mechanism second end with the motor shaft of motor, first clutch respectively It is connected with the first end of second clutch, the second transmission mechanism drive shaft phase with the second end of second clutch and vehicle respectively Even.
In one embodiment of the invention, power battery can be connected to the motor by inverter, wherein inverter can be Two-way inverter.It can be connected by controller with two-way inverter, be carried out not with the two-way inverter of shift control according to motor Same work.For example, controller can control two-way inverter to carry out inversion when the gear of motor is drive；When motor When gear is power generation shelves, controller can control two-way inverter to be rectified.
In one embodiment of the invention, the first transmission mechanism may include first gear and second gear.Wherein, first The first end of gear is coaxially connected with the second end of first clutch, the second end of first gear and the first end of second clutch It is coaxial to be connected；The first end of second gear is coaxially connected with the motor shaft of motor, and first gear and second gear engagement.
Further, the second transmission mechanism may include third gear, the 4th gear, the 5th gear and the 6th gear.Wherein, The first end of third gear is coaxially connected with the second end of second clutch；4th gear is engaged with third gear；5th gear First end be coaxially connected with the first end of the 4th gear；6th gear is engaged with the 5th gear, and the 6th gear be fixed on Differential mechanism in drive shaft is coaxially connected.
As shown, the control method of the hybrid power system of the embodiment of the present invention, it may include following steps:
S1 receives external command.
In one embodiment of the invention, the operating mode selection instruction that user issues can be received by control panel.
Further, brake pedal can be received by brake pedal and trample instruction, and can receive throttle by gas pedal Pedal tramples instruction.
S2 determines the operating mode of hybrid power system according to external command.
Specifically, user can input phase by control panel according to the specific operation conditions of vehicle or the demand of itself The operating mode selection instruction answered, so that hybrid power system is with corresponding mode of operation.It as a result, can be according to control panel The operating mode selection instruction that the user received issues determines the operating mode of hybrid power system.Wherein, the hybrid power The operating mode of system may include stopping for charging mode, pure electric drive mode and the work of combination drive mode.For example, when with Family by the instrument or display screen of vehicle know power battery electricity it is lower when, stopping for charging can be inputted by control panel Mode instruction, and can determine that the operating mode of hybrid power system is stopping for charging mode according to the instruction by controller；When User knows that the electricity of power battery is sufficient by the instrument or display screen of vehicle, and is sentenced according to speed demand or current road conditions etc. When the power demand of disconnected vehicle out is little, pure electric drive mode instruction can be inputted by control panel, and controller root can be passed through The operating mode that hybrid power system is determined according to the instruction is pure electric drive mode；When user is obtained by the instrument display screen of vehicle Know that the electricity of power battery is sufficient, and according to speed demand or current road conditions etc. judge vehicle power demand it is larger when, can Combination drive mode instruction is inputted by control panel, and hybrid power system can be can determine according to the instruction by controller Operating mode is combination drive mode.
Further, the operating mode of hybrid power system may also include brake power generating mode, and can step on according to braking When the brake pedal that plate receives tramples instruction and judge the aperture of brake pedal greater than the first aperture threshold value, by hybrid power system Operating mode be determined as brake power generating mode.
Further, the operating mode of hybrid power system may also include driving charge mode, and can step on according to throttle When the gas pedal that plate receives tramples instruction and judge the aperture of gas pedal greater than the second aperture threshold value, by hybrid power system Operating mode be determined as hybrid mode, and judge that the aperture of gas pedal is less than trampling instruction according to gas pedal When third aperture threshold value, the operating mode of hybrid power system is determined as charge mode of driving a vehicle, wherein third aperture threshold value is small In the second aperture threshold value.That is, that is, vehicle is dynamic when judging that the aperture of gas pedal is larger according to the instruction of gas pedal When power deficiency, it can determine whether that the operating mode of hybrid power system is hybrid mode；Sentence when according to the instruction of gas pedal The aperture of disconnected gas pedal is smaller, i.e., the power abundance of vehicle when, can determine whether that the operating mode of hybrid power system fills for driving Power mode.
S3, according to the operating mode of hybrid power system to the clutch state and motor of first clutch and second clutch Gear controlled.
Wherein, the gear of motor may include driving gear and power generation shelves.
In one embodiment of the invention, when operating mode is stopping for charging mode, the can be controlled by controller The engagement of one clutch, second clutch separation, and control motor and switch to power generation gear, the power that engine is exported passes through the One clutch and the first transmission mechanism pass to motor, to control electric power generation and to charge to power battery.
That is, when hybrid power system is with the work of stopping for charging mode the first clutch can be controlled by controller Device engagement, second clutch separation.The power of engine output can drive first gear to operate by first clutch.First tooth Wheel can drive the second gear engaged to operate, and second gear can drive the motor shaft of motor to operate.Controller control can be passed through Motor processed switches to power generation shelves, can control motor by controller and be operated with generator mode, that is, motor can be used as hair Motor generates electricity.Two-way inverter can control to carry out rectification work, so that the alternating current that motor generates passes through two-way inverter Convertible direct current, thus to power battery charging.As a result, by the engagement of control first clutch, second clutch separation, and Control motor switches to power generation gear, the power that engine exports can be passed to motor, so that electric power generation, thus to power electric Pond charging.
When operating mode is pure electric drive mode, first clutch separation, second clutch can be controlled by controller Engagement, and control motor and switch to driving gear, the power that motor is exported passes through the first transmission mechanism, second clutch and the Two transmission mechanisms pass to the drive shaft of vehicle, to drive vehicle to run.
That is, when hybrid power system is worked with pure electric drive mode the first clutch can be controlled by controller Device separation, second clutch engagement, and control motor and switch to drive, i.e. control motor is run with electric motor mode, also It is that motor can be used as motor output power.Two-way inverter can control to carry out inversion work, two-way inverter can be by power electric The DC inverter of pond output is alternating current, to power to motor, so that motor be made to work as motor.Motor output Power second gear can be driven to operate, second gear can drive the first gear engaged operate.First gear can pass through Second clutch can drive third gear operation, and third gear can drive the 4th gear operation engaged.4th gear can The 5th coaxially connected gear operation is driven, the 5th gear can drive the 6th gear operation engaged.6th gear Coaxially connected differential mechanism operating can be driven, differential mechanism can drive drive shaft to operate.Pass through control first clutch as a result, Separation, second clutch engagement, and control motor and switch to drive, the power that motor exports can be passed to the driving of vehicle Axis, to drive vehicle to run.
When operating mode is combination drive mode, first clutch engagement, second clutch can be controlled by controller Engagement, and control motor switch to driving gear, the power that engine is exported by first clutch, the first transmission mechanism, Second clutch and the second transmission mechanism pass to the drive shaft of vehicle, and the power of motor output is passed through the first driver Structure, second clutch and the second transmission mechanism pass to the drive shaft of vehicle, to drive vehicle to run.
That is, when hybrid power system is with the work of combination drive mode the first clutch can be controlled by controller Device engagement, second clutch engagement.The power of engine output can drive first gear to operate by first clutch.First tooth Wheel can drive third gear operation by second clutch, and third gear can drive the 4th gear operation engaged.4th Gear can drive the 5th coaxially connected gear operation, and the 5th gear can drive the 6th gear operation engaged.The Six gears can drive coaxially connected differential mechanism operating, and differential mechanism can drive drive shaft to operate.Meanwhile controller can be passed through Control motor switches to drive, i.e. control motor is run with electric motor mode, that is, motor can be used as motor output and move Power.Two-way inverter can be controlled by controller and carries out inversion work, so that the direct current that two-way inverter exports power battery Electric inversion is alternating current, to be powered to three-way motor, so that motor be made to work as motor.The power of motor output Second gear can be driven to operate.Second gear can drive the first gear engaged to operate, and first gear passes through the second clutch Device can drive third gear operation, and third gear can drive the 4th gear operation engaged.4th gear can drive and it Coaxially the 5th connected gear operation, the 5th gear can drive the 6th gear operation engaged, the 6th gear can drive with The operating of its differential mechanism being coaxially connected, differential mechanism can drive drive shaft to operate.Pass through the engagement of control first clutch, the as a result, The engagement of two clutches, and control motor and switch to drive, the power that engine exports can be passed to the drive shaft of vehicle, together When the power that motor exports can be passed to the drive shaft of vehicle can vehicle so as to greatly optimize to drive vehicle to run Power performance, and improve the fuel economy of vehicle.
When operating mode is brake power generating mode, controller controls first clutch separation, second clutch engagement, and Control motor switches to power generation gear, and brake force is transmitted by the second transmission mechanism, second clutch and the first transmission mechanism To motor, to control electric power generation and to charge to power battery.
That is, when hybrid power system is with the work of brake power generating mode the first clutch can be controlled by controller Device separation, second clutch engagement.Brake force can drive the 6th gear operation by differential mechanism, and the 6th gear can drive to be nibbled with it The 5th gear operation closed.5th gear can drive the 4th coaxially connected gear operation, and the 4th gear can drive and it The third gear operation of engagement.Third gear can drive first gear to operate by second clutch, first gear can drive with Its second gear engaged operating.Controller can control motor to switch to power generation shelves, i.e. controller can control motor with generator Mode operation, that is, motor can be used as generator and generate electricity.Two-way inverter can control to carry out rectification work, so that motor The alternating current of generation can be exchanged into direct current by two-way inverter, to power battery charging.As a result, by control first from Clutch separation, second clutch engagement, and control motor and switch to power generation gear, braking energy can be passed to motor, to dynamic Power battery charges, to avoid waste of energy.
When operating mode is driving charge mode, first clutch engagement, second clutch can be controlled by controller Engagement, and control motor switch to power generation gear, the power that engine is exported by first clutch, the first transmission mechanism, Second clutch and the second transmission mechanism pass to the drive shaft of vehicle, and are transmitted by first clutch and the first transmission mechanism To motor, to drive vehicle to run, while controlling electric power generation and charging to power battery.
Specifically, when hybrid power system is worked with charge mode of driving a vehicle, first clutch can be controlled by controller Engagement, second clutch engagement.The power of engine output can drive first gear to operate by first clutch, first gear Third gear operation can be driven by second clutch.Third gear can drive the 4th gear operation engaged, the 4th tooth Wheel can drive the 5th coaxially connected gear operation.5th gear can drive the 6th gear operation engaged, and the 6th Gear can drive coaxially connected differential mechanism operating, and differential mechanism can drive drive shaft to operate, so that vehicle be driven to run.Together When, when the power of engine output drives first gear transhipment by first clutch, first gear can also drive and engage Second gear operating, second gear can drive the motor shaft of motor to operate.Motor can be controlled by controller switch to power generation Shelves, i.e. controller can control motor to operate with generator mode, that is, motor can be used as generator and generate electricity.It is controllable double Rectification work is carried out to inverter, so that the alternating current that motor generates is converted to direct current by two-way inverter, to power Battery charging.As a result, by the engagement of control first clutch, second clutch engagement, and controls motor and switch to power generation gear, hair The power of motivation output can not only pass to the drive shaft of vehicle to drive vehicle to run, while can be passed to electricity again Machine, to pass through motor to power battery charging.
It can judge the operating mode of hybrid power system, and root according to the demand of user and the dynamic property of vehicle as a result, The clutch state of first clutch and second clutch and the gear of motor are controlled according to different operating modes, thus excellent Change the dynamic property of vehicle, and improves the reliability of the dynamical system.
The control method of hybrid power system according to an embodiment of the present invention receives external command, and according to external command Determine the operating mode of hybrid power system, and according to the operating mode of hybrid power system to first clutch and second from The clutch state of clutch and the gear of motor are controlled, as a result, not only it is structurally reasonable, processing technology is simple, convenient and practical, and And the power performance and the economy performance of vehicle can be greatly improved, reliability is higher.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more, Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc. Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings Condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below " One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned Embodiment is changed, modifies, replacement and variant.

Claims (10)

1. a kind of hybrid power system characterized by comprising
Engine；
Power battery and motor, the power battery are connected with the motor；
First clutch and second clutch, the first end of the first clutch are connected with the output shaft of the engine；
First transmission mechanism, first transmission mechanism respectively with the motor shaft of the motor, the first clutch second End is connected with the first end of the second clutch；
Second transmission mechanism, second transmission mechanism drive shaft phase with the second end of the second clutch and vehicle respectively Even；
Controller, the controller are connected with the first clutch, the second clutch and the motor respectively, the control Device processed determines the operating mode of the hybrid power system, Yi Jigen according to the external command for receiving external command According to the operating mode of the hybrid power system to the clutch state of the first clutch and the second clutch and described The gear of motor is controlled, wherein the gear of the motor includes driving gear and power generation gear.
2. hybrid power system according to claim 1, which is characterized in that further include:
Control panel, the control panel are connected with the controller, wherein the controller is received by the control panel The operating mode selection instruction that user issues, and selection instruction determines the work of the hybrid power system according to the operation mode Operation mode.
3. hybrid power system according to claim 2, which is characterized in that wherein,
When the operating mode is stopping for charging mode, the controller controls the first clutch engagement, described second Clutch separation, and control the motor switch to power generation gear, the power that the engine is exported by described first from Clutch and first transmission mechanism pass to the motor, to control the electric power generation and to carry out to the power battery Charging；
When the operating mode is pure electric drive mode, the controller controls the first clutch separation, described second Clutch engagement, and control the motor and switch to driving gear, the power that the motor exports is driven by described first Mechanism, the second clutch and second transmission mechanism pass to the drive shaft of the vehicle, to drive the vehicle Operation；
When the operating mode is combination drive mode, the controller controls the first clutch engagement, described second Clutch engagement, and control the motor switch to driving gear, the power that the engine is exported by described first from Clutch, first transmission mechanism, the second clutch and second transmission mechanism pass to the drive shaft of the vehicle, And the power for exporting the motor is passed by first transmission mechanism, the second clutch and second transmission mechanism The drive shaft of the vehicle is passed, to drive the vehicle to run.
4. hybrid power system according to claim 1, which is characterized in that further include:
Brake pedal, the brake pedal are connected with the controller, wherein the controller is received by the brake pedal Brake pedal tramples instruction, and judges that the aperture of the brake pedal is greater than first and opens trampling instruction according to the brake pedal When spending threshold value, the operating mode of the hybrid power system is determined as brake power generating mode.
5. hybrid power system according to claim 4, which is characterized in that further include:
Gas pedal, the gas pedal are connected with the controller, wherein the controller is received by the gas pedal Gas pedal tramples instruction, and judges that the aperture of the gas pedal is greater than second and opens trampling instruction according to the gas pedal When spending threshold value, the operating mode of the hybrid power system is determined as hybrid mode, and step on according to the throttle When plate tramples instruction and judge the aperture of the gas pedal less than third aperture threshold value, by the Working mould of the hybrid power system Formula is determined as charge mode of driving a vehicle, wherein the third aperture threshold value is less than the second aperture threshold value.
6. hybrid power system according to claim 5, which is characterized in that wherein,
When the operating mode is the brake power generating mode, the controller controls the first clutch and separates, is described Second clutch engagement, and control the motor and switch to power generation gear, brake force is passed through into second transmission mechanism, described Second clutch and first transmission mechanism pass to the motor, to control the electric power generation and to the power electric It charges in pond；
When the operating mode is the driving charge mode, the controller controls the first clutch and engages, is described Second clutch engagement, and control the motor and switch to power generation gear, the power that the engine is exported passes through described the One clutch, first transmission mechanism, the second clutch and second transmission mechanism pass to the drive of the vehicle Moving axis, and the motor is passed to by the first clutch and first transmission mechanism, to drive the vehicle to transport Row, while controlling the electric power generation and charging to the power battery.
7. hybrid power system according to claim 1, which is characterized in that first transmission mechanism includes:
First gear, the first end of the first gear are coaxially connected with the second end of the first clutch, first tooth The second end of wheel is coaxially connected with the first end of the second clutch；
Second gear, the first end of the second gear are coaxially connected with the motor shaft of the motor, and the first gear and The second gear engagement.
8. hybrid power system according to claim 1, which is characterized in that second transmission mechanism includes:
The first end of third gear, the third gear is coaxially connected with the second end of the second clutch；
4th gear, the 4th gear are engaged with the third gear；
The first end of 5th gear, the 5th gear is coaxially connected with the first end of the 4th gear；
6th gear, the 6th gear are engaged with the 5th gear, and the 6th gear and are fixed on the drive shaft On differential mechanism be coaxially connected.
9. a kind of vehicle, which is characterized in that including hybrid power system according to claim 1 to 8.
10. a kind of control method of hybrid power system, which is characterized in that the hybrid power system includes engine, power Battery, motor, first clutch, second clutch, the first transmission mechanism and the second transmission mechanism, the power battery and described Motor is connected, and the first end of the first clutch is connected with the output shaft of the engine, the first transmission mechanism difference It is connected with the first end of the motor shaft of the motor, the second end of the first clutch and the second clutch, described Two transmission mechanisms are connected with the drive shaft of the second end of the second clutch and vehicle respectively, and the control method includes following Step:
Receive external command；
The operating mode of the hybrid power system is determined according to the external command；
According to the operating mode of the hybrid power system to the clutch state of the first clutch and the second clutch And the gear of the motor is controlled, wherein the gear of the motor includes driving gear and power generation gear.
CN201810728978.8A 2018-07-05 2018-07-05 Hybrid power system and its control method and vehicle Pending CN108944908A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810728978.8A CN108944908A (en) 2018-07-05 2018-07-05 Hybrid power system and its control method and vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810728978.8A CN108944908A (en) 2018-07-05 2018-07-05 Hybrid power system and its control method and vehicle

Publications (1)

Publication Number Publication Date
CN108944908A true CN108944908A (en) 2018-12-07

Family

ID=64485794

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810728978.8A Pending CN108944908A (en) 2018-07-05 2018-07-05 Hybrid power system and its control method and vehicle

Country Status (1)

Country Link
CN (1) CN108944908A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110450620A (en) * 2019-06-20 2019-11-15 无锡明恒混合动力技术有限公司 A kind of the parallel-axis type hybrid power system and its control method of low cost
CN110450616A (en) * 2019-08-14 2019-11-15 四川阿尔特新能源汽车有限公司 Drive system, drive control method, apparatus and hybrid vehicle
CN111319609A (en) * 2019-12-27 2020-06-23 福建中维动力科技股份有限公司 Reverse control system based on compact hybrid power system
CN111319471A (en) * 2019-05-29 2020-06-23 福建中维动力科技股份有限公司 Efficient power recovery method applied to hybrid power system

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103140400A (en) * 2010-10-22 2013-06-05 日野自动车株式会社 Vehicle, control method, and program
CN203920391U (en) * 2013-02-08 2014-11-05 高效动力传动系统公司 Power system structure for the two clutch hybrid electric vehicles of single motor
CN204222631U (en) * 2014-09-30 2015-03-25 比亚迪股份有限公司 Power drive system and there is its vehicle
CN105143003A (en) * 2013-04-26 2015-12-09 日产自动车株式会社 Clutch control device for hybrid vehicle
CN105564585A (en) * 2014-10-08 2016-05-11 上海机动车检测中心 Motorcycle hybrid power system and control method for same
JP2016088385A (en) * 2014-11-07 2016-05-23 トヨタ自動車株式会社 Hybrid vehicle
CN105730214A (en) * 2014-12-11 2016-07-06 上汽通用五菱汽车股份有限公司 Hybrid driving system with single prepositioned transmission shaft and rear drive axle
CN206568873U (en) * 2016-11-04 2017-10-20 广州汽车集团股份有限公司 Hybrid electric drive system and the motor vehicle driven by mixed power with it
CN206633804U (en) * 2017-04-13 2017-11-14 南京农业大学 A kind of electromechanical combined stepless gear system of vehicle
WO2017200138A1 (en) * 2016-05-16 2017-11-23 강명구 Power transmission structure for hybrid vehicle comprising two motor generators and three clutches
CN107628023A (en) * 2017-10-11 2018-01-26 奇瑞汽车股份有限公司 The control method of hybrid power automobile driving system
WO2018078789A1 (en) * 2016-10-28 2018-05-03 日産自動車株式会社 Vehicle control method and control device
CN108099578A (en) * 2017-12-22 2018-06-01 重庆大学 Single motor hybrid automobile power Multiple modes coupling power drive system

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103140400A (en) * 2010-10-22 2013-06-05 日野自动车株式会社 Vehicle, control method, and program
CN203920391U (en) * 2013-02-08 2014-11-05 高效动力传动系统公司 Power system structure for the two clutch hybrid electric vehicles of single motor
CN105143003A (en) * 2013-04-26 2015-12-09 日产自动车株式会社 Clutch control device for hybrid vehicle
CN204222631U (en) * 2014-09-30 2015-03-25 比亚迪股份有限公司 Power drive system and there is its vehicle
CN105564585A (en) * 2014-10-08 2016-05-11 上海机动车检测中心 Motorcycle hybrid power system and control method for same
JP2016088385A (en) * 2014-11-07 2016-05-23 トヨタ自動車株式会社 Hybrid vehicle
CN105730214A (en) * 2014-12-11 2016-07-06 上汽通用五菱汽车股份有限公司 Hybrid driving system with single prepositioned transmission shaft and rear drive axle
WO2017200138A1 (en) * 2016-05-16 2017-11-23 강명구 Power transmission structure for hybrid vehicle comprising two motor generators and three clutches
WO2018078789A1 (en) * 2016-10-28 2018-05-03 日産自動車株式会社 Vehicle control method and control device
CN206568873U (en) * 2016-11-04 2017-10-20 广州汽车集团股份有限公司 Hybrid electric drive system and the motor vehicle driven by mixed power with it
CN206633804U (en) * 2017-04-13 2017-11-14 南京农业大学 A kind of electromechanical combined stepless gear system of vehicle
CN107628023A (en) * 2017-10-11 2018-01-26 奇瑞汽车股份有限公司 The control method of hybrid power automobile driving system
CN108099578A (en) * 2017-12-22 2018-06-01 重庆大学 Single motor hybrid automobile power Multiple modes coupling power drive system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111319471A (en) * 2019-05-29 2020-06-23 福建中维动力科技股份有限公司 Efficient power recovery method applied to hybrid power system
CN110450620A (en) * 2019-06-20 2019-11-15 无锡明恒混合动力技术有限公司 A kind of the parallel-axis type hybrid power system and its control method of low cost
CN110450616A (en) * 2019-08-14 2019-11-15 四川阿尔特新能源汽车有限公司 Drive system, drive control method, apparatus and hybrid vehicle
CN111319609A (en) * 2019-12-27 2020-06-23 福建中维动力科技股份有限公司 Reverse control system based on compact hybrid power system
CN111319609B (en) * 2019-12-27 2023-09-26 福建中维动力科技股份有限公司 Reversing control system based on compact hybrid power system

Similar Documents

Publication Publication Date Title
CN108944908A (en) Hybrid power system and its control method and vehicle
CN102874091B (en) Hybrid vehicle
CN102303517B (en) Extended range hybrid electric vehicle power system with modes switched by synchronizer
CN106427547B (en) Vehicle hybrid power drive system and hybrid vehicle
CN101734140B (en) Power system of oil-electricity four-drive hybrid electric vehicle and control method thereof
CN101544181B (en) Power assembly system
CN101900618A (en) Be used for showing the system of the power circuit of motor vehicle driven by mixed power
CN105501047A (en) Hybrid electric vehicle and control method and power transmission system of same
CN102490588A (en) Plug-in hybrid driving device based on mechanical automatic transmission
CN102009652A (en) Method for controlling hybrid electric vehicle to enter hybrid drive mode from pure electric mode
CN105437962A (en) Hybrid electric vehicle and energy feedback control method and power transmission system
CN204821146U (en) Vehicle hybrid actuating system and hybrid vehicle
CN105599755A (en) Driving shaft torque control method for plugging-in type hybrid power bus
CN108327512A (en) Hybrid electric drive system and vehicle
CN102009589B (en) Power coupling drive device for hybrid automobile and operating mode thereof
CN107901750A (en) A kind of transmission system of hybrid-powered motor speed variator
CN103847534B (en) A kind of control method of control system of electric automobile
CN102910065A (en) Hybrid middle bus power system and corresponding control method
CN109572663A (en) The control method of hybrid vehicle and its engine, device
CN108662094A (en) Hybrid gearbox, hybrid drive train and hybrid vehicle
CN205836512U (en) Hybrid power coupled system and hybrid vehicle
CN108591377A (en) Three clutch hybrid gearboxes
CN112013085A (en) Hybrid power gearbox, drive assembly, control method and vehicle
CN110712514A (en) PHEV power system and control method thereof
CN205601593U (en) Two keep off hybrid power system and hybrid vehicle

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20181207