CN107757606B - 混合动力电动车辆的电机的转速控制 - Google Patents
混合动力电动车辆的电机的转速控制 Download PDFInfo
- Publication number
- CN107757606B CN107757606B CN201710711215.8A CN201710711215A CN107757606B CN 107757606 B CN107757606 B CN 107757606B CN 201710711215 A CN201710711215 A CN 201710711215A CN 107757606 B CN107757606 B CN 107757606B
- Authority
- CN
- China
- Prior art keywords
- torque
- control
- rotational speed
- engine
- speed
- 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.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
- B60L15/2054—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed by controlling transmissions or clutches
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W20/00—Control systems specially adapted for hybrid vehicles
- B60W20/10—Controlling the power contribution of each of the prime movers to meet required power demand
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
- B60K6/48—Parallel type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/61—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries by batteries charged by engine-driven generators, e.g. series hybrid electric vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
- B60W10/06—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
- B60W10/08—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W20/00—Control systems specially adapted for hybrid vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/26—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the motors or the generators
- B60K2006/268—Electric drive motor starts the engine, i.e. used as starter motor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
- B60K6/48—Parallel type
- B60K2006/4825—Electric machine connected or connectable to gearbox input shaft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/42—Drive Train control parameters related to electric machines
- B60L2240/421—Speed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/42—Drive Train control parameters related to electric machines
- B60L2240/423—Torque
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2250/00—Driver interactions
- B60L2250/26—Driver interactions by pedal actuation
-
- 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
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W2050/0001—Details of the control system
- B60W2050/0002—Automatic control, details of type of controller or control system architecture
- B60W2050/0012—Feedforward or open loop systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2510/00—Input parameters relating to a particular sub-units
- B60W2510/02—Clutches
- B60W2510/0208—Clutch engagement state, e.g. engaged or disengaged
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2510/00—Input parameters relating to a particular sub-units
- B60W2510/02—Clutches
- B60W2510/0208—Clutch engagement state, e.g. engaged or disengaged
- B60W2510/0233—Clutch engagement state, e.g. engaged or disengaged of torque converter lock-up clutch
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2510/00—Input parameters relating to a particular sub-units
- B60W2510/02—Clutches
- B60W2510/0241—Clutch slip, i.e. difference between input and output speeds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2540/00—Input parameters relating to occupants
- B60W2540/10—Accelerator pedal position
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- 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
- B60W2710/06—Combustion engines, Gas turbines
- B60W2710/0666—Engine torque
-
- 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
- B60W2710/08—Electric propulsion units
- B60W2710/081—Speed
-
- 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
- B60W2710/08—Electric propulsion units
- B60W2710/083—Torque
-
- 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
-
- 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
- Y02T10/64—Electric machine technologies in electromobility
-
- 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
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- 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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- 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
- Y02T10/72—Electric energy management in electromobility
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S903/00—Hybrid electric vehicles, HEVS
- Y10S903/902—Prime movers comprising electrical and internal combustion motors
- Y10S903/903—Prime movers comprising electrical and internal combustion motors having energy storing means, e.g. battery, capacitor
- Y10S903/904—Component specially adapted for hev
- Y10S903/906—Motor or generator
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S903/00—Hybrid electric vehicles, HEVS
- Y10S903/902—Prime movers comprising electrical and internal combustion motors
- Y10S903/903—Prime movers comprising electrical and internal combustion motors having energy storing means, e.g. battery, capacitor
- Y10S903/904—Component specially adapted for hev
- Y10S903/915—Specific drive or transmission adapted for hev
Abstract
本公开涉及混合动力电动车辆的电机的转速控制。一种混合动力动力传动系统包括:发动机,具有曲轴;电动马达,具有经由分离离合器选择性地结合到曲轴的转子,并被配置为在扭矩控制和转速控制下进行操作。所述动力传动系统还包括具有变矩器的传动装置,该变矩器具有固定到转子的泵轮、设置在变速器的输入轴上的涡轮和被构造为选择性地将扭矩从泵轮传递到涡轮的旁通离合器。控制器被配置为:响应于电动马达从扭矩控制转换为转速控制,产生用于电动马达的扭矩命令,所述扭矩命令限定从在扭矩控制期间获得的泵轮的测量转速与估计转速之间的误差推导得出的大小,以防止在电动马达从扭矩控制转换为转速控制时的马达转速的尖峰。
Description
技术领域
本公开涉及混合动力电动车辆,更具体地,涉及在特定工况期间利用转速控制来控制电机。
背景技术
混合动力电动动力传动系统包括发动机和电机。由发动机和/或电机产生的扭矩(或功率)能够通过变速器传递到驱动轮,以推进车辆。牵引电池向电机供应能量。
发明内容
根据一个实施例,一种混合动力动力传动系统包括:发动机,具有曲轴;电动马达,具有经由分离离合器选择性地结合到曲轴的转子,并被配置为在扭矩控制和在转速控制下进行操作。所述动力传动系统还包括具有变矩器的传动装置,该变矩器具有固定到转子的泵轮、设置在变速器的输入轴上的涡轮和被构造为选择性地将扭矩从泵轮传递到涡轮的旁通离合器。控制器被配置为:响应于电动马达从扭矩控制转换为转速控制,产生用于电动马达的扭矩命令,所述扭矩命令限定从在扭矩控制期间获得的泵轮的测量转速与估计转速之间的误差推导得出的大小,以防止在电动马达从扭矩控制转换为转速控制时的马达转速的尖峰。
根据另一实施例,一种车辆包括:电动马达,能够在扭矩控制和转速控制下进行操作;变矩器,具有泵轮、涡轮和旁通离合器。控制器被配置为:响应于电动马达从扭矩控制转换为转速控制,基于针对泵轮的转速估计修正值而产生用于电动马达的扭矩命令,所述转速估计修正值是在电动马达处于扭矩控制下并且旁通离合器断开或打滑时产生的。
根据又一实施例,公开了一种控制混合动力动力传动系统的电机的方法。所述混合动力动力传动系统包括发动机、变速器和变矩器。所述变矩器具有涡轮、固定到电机的泵轮和旁通离合器。所述方法包括在电机处于扭矩控制下时产生用于电机的第一组扭矩命令。第一组扭矩命令具有基于驾驶员需求扭矩的大小。所述方法还包括在电机处于转速控制下时产生用于电机的第二组扭矩命令。第二组扭矩命令具有从在电机处于扭矩控制下并且旁通离合器断开或打滑时获得的泵轮的测量转速与估计转速之间的误差推导得出的大小。
附图说明
图1是示例性的混合动力电动车辆的示意图。
图2示出了在扭矩控制下控制电机的发动机启动期间的动力传动系统参数的变化。
图3是示出了用于在电机的扭矩控制期间修正泵轮的估计转速的方法的流程图。
图4是示出了用于控制电机的转速控制算法的控制图。
图5是示出了在电机的转速控制期间产生用于电机的扭矩命令的方法的流程图。
图6A至图6C示出了用于启动发动机的控制策略的流程图。
具体实施方式
在此描述本公开的实施例。然而,将理解的是,公开的实施例仅为示例,其他实施例可采用各种可替代的形式。附图不一定按比例绘制;可夸大或最小化一些特征以示出特定组件的细节。因此,在此公开的具体结构和功能细节不应被解释为限制,而仅作为用于教导本领域技术人员以各种方式使用实施例的代表性基础。如本领域普通技术人员将理解的,可将参照任一附图示出并描述的各种特征与在一个或更多个其他附图中示出的特征相结合以产生未明确示出或描述的实施例。示出的特征的组合为典型应用提供代表性实施例。然而,与本公开的教导一致的特征的各种组合和变型可期望用于特定应用或实施方式。
参照图1,示出了根据本公开的实施例的混合动力电动车辆(HEV)10的示意图。图1示出了组件之间的代表性关系。组件在车辆中的物理布局和方位可改变。HEV 10包括动力传动系统12,动力传动系统12具有驱动传动装置16的发动机14,该传动装置16可称为模块化混合动力传动装置(MHT)。如将在下文进一步详细描述的,传动装置16包括电机(诸如电动马达/发电机(M/G)18)、相关联的牵引电池20、变矩器22以及多阶梯传动比自动变速器或齿轮箱24。M/G还可称为马达18。
发动机14和M/G 18两者都是HEV 10的驱动源。发动机14通常代表可以包括内燃发动机(诸如,汽油、柴油或天然气驱动的发动机)或燃料电池的动力源。当发动机14和M/G 18之间的分离离合器(K0离合器)26至少部分地接合时,发动机14产生被供应到M/G 18的发动机功率和对应的发动机扭矩。M/G 18可以由多种类型的电机中的任何一种来实现。例如,M/G 18可以是永磁同步马达。如下文将描述的,电力电子器件56将电池20提供的直流电(DC)调节至符合M/G 18的要求。例如,电力电子器件可向M/G 18提供三相交流电(AC)。
当分离离合器26至少部分接合时,动力从发动机14流向M/G 18。动力也可以从M/G18流向发动机14。例如,分离离合器26可以接合并且M/G 18可以作为发电机运转,以将由曲轴28和M/G轴30提供的旋转能转换成电能储存在电池20中。分离离合器26也可分离以将发动机14与动力传动系统12的其它部分隔离,使得M/G 18可以用作HEV 10的唯一驱动源。轴30延伸通过M/G 18。M/G 18的转子19固定在轴30上,而发动机14仅在分离离合器26至少部分接合时才选择性地可驱动地连接到轴30。
单独的起动马达31能够与发动机14选择性地接合以使发动机旋转,从而使燃烧开始。起动马达31可由车辆的12伏特的系统供电。一旦发动机启动,起动马达31便能够通过例如使小齿轮与飞轮(未示出)上的齿圈接合/分离的螺线管而与发动机分离。在一个实施例中,在分离离合器26断开时由起动马达31起动发动机14,以保持发动机与M/G 18分离。一旦发动机已启动并升高到与M/G 18相同的转速,分离离合器26便能够将发动机结合到M/G,以允许发动机提供驱动扭矩。
在另一实施例中,不设置起动马达31,替代地,由M/G 18启动发动机14。为此,分离离合器26部分地接合以将扭矩从M/G 18传递到发动机14。可要求M/G 18进行扭矩斜升,以在满足驾驶员需求的同时还启动发动机14。随后,一旦发动机转速升高到M/G的转速,分离离合器26便可完全接合。
M/G 18经由轴30可驱动地连接到变矩器22。例如,变矩器壳体可紧固到轴30。因此,当分离离合器26至少部分接合时,变矩器22可驱动地连接到发动机14。如果两个部件通过将它们的转速约束为成正比的动力流路径进行连接,则它们是可驱动地连接的。变矩器22包括固定到变矩器壳体(因此,固定到转子19)的泵轮35和固定到可驱动地连接到驱动轮42的变速器输入轴32的涡轮37。变矩器22在轴30与变速器输入轴32之间提供液力耦合。当泵轮旋转得比涡轮快时,变矩器22将动力从泵轮35传递至涡轮37。涡轮扭矩和泵轮扭矩的大小通常取决于相对转速。当泵轮转速与涡轮转速之比足够高时,涡轮扭矩是泵轮扭矩的数倍。变矩器旁通离合器34可被设置为使得当其接合时将变矩器22的泵轮和涡轮摩擦地或机械地结合,以允许更高效的动力传输。变矩器旁通离合器34可以作为起步离合器运转,以提供平稳的车辆起步。可替代地或者相结合地,对于不包括变矩器22或变矩器旁通离合器34的应用,可以在M/G 18和齿轮箱24之间设置类似于分离离合器26的起步离合器。在一些应用中,分离离合器26通常称为上游离合器,起步离合器34(可以是变矩器旁通离合器)通常称为下游离合器。
齿轮箱24可包括齿轮组(未示出),所述齿轮组通过诸如离合器和制动器(未示出)的摩擦元件的选择性接合而被选择性地置于不同的传动比,以建立期望的多个离散传动比或阶梯传动比。可以通过连接和断开齿轮组的某些元件以控制变速器输出轴38与变速器输入轴32之间的传动比的换挡计划来控制摩擦元件。通过相关联的控制器(诸如动力传动系统控制单元(PCU)50)基于各种车辆和环境工况而使齿轮箱24从一个传动比自动换挡至另一个传动比。齿轮箱24随后将动力传动系统输出扭矩提供到输出轴38。输出轴38可连接到传动系39(例如,传动轴和万向节),传动系39将输出轴38连接到差速器40。
应理解的是,与变矩器22一起使用的液压控制式齿轮箱24仅是齿轮箱或变速器布置的一个示例;从发动机和/或马达接收输入扭矩并随后以不同的传动比将扭矩提供至输出轴的任何多传动比变速器都是可以被接受用于本公开的实施例的。例如,可通过包括沿换挡拨叉导轨平移/旋转换挡拨叉以选择期望传动比的一个或更多个伺服马达的自动机械式(或手动)变速器(AMT)来实现齿轮箱24。如本领域普通技术人员通常所理解的,例如,AMT可用于具有较高的扭矩需要的应用中。
如图1中的代表性实施例所示,输出轴38可连接到传动系39,传动系39将输出轴38连接到差速器40。差速器40经由连接到差速器40的各个车桥44驱动一对车轮42。差速器向每个车轮42传递大致相等的扭矩,同时允许轻微的转速差异(诸如当车辆转弯时)。可以使用不同类型的差速器或类似的装置将扭矩从动力传动系统分配到一个或更多个车轮。例如,在一些应用中,扭矩分配可根据特定的运转模式或状况而改变。
虽然示出为一个控制器,但控制器50可以是较大控制系统的一部分并且可以受整个车辆10中的多个其它控制器(诸如车辆系统控制器(VSC)和高电压电池控制器(BECM))控制。应理解的是,动力传动系统控制单元50和一个或更多个其它控制器可以统称为“控制器”,所述“控制器”响应于来自多个传感器的信号而控制多个致动器以控制多种功能,诸如启动/停止发动机14、运转M/G 18以提供车轮扭矩或为电池20充电、选择或计划变速器换挡等。例如,M/G 18可包括被配置为将指示M/G转速的信号输出到控制器50的转速传感器45。控制器50可包括与多种类型的计算机可读存储装置或介质通信的微处理器或中央处理器(CPU)。例如,计算机可读存储装置或介质可包括只读存储器(ROM)、随机存取存储器(RAM)和保活存储器(KAM)中的易失性和非易失性存储器。KAM是可以用于在CPU掉电时存储多个操作变量的持久性或非易失性存储器。计算机可读存储装置或介质可以使用多个已知的存储装置中的任何存储装置来实施,诸如PROM(可编程只读存储器)、EPROM(电可编程只读存储器)、EEPROM(电可擦除可编程只读存储器)、闪存或能够存储数据的任何其它电、磁、光学或其组合的存储装置,这些数据中的一些代表由控制器使用以控制发动机、牵引电池、变速器或其它车辆系统的可执行指令。
控制器经由输入/输出(I/O)接口与多个发动机/车辆传感器和致动器通信,所述输入/输出(I/O)接口可以实现为提供各种原始数据或信号调节、处理和/或转换、短路保护等的单个集成接口。或者,在将特定信号提供至CPU之前,一个或更多个专用硬件或固件芯片可以用于调节和处理所述特定信号。如图1中的代表性实施例总体上示出的,控制器50可以将信号发送到发动机14、分离离合器26、M/G 18、起步离合器34、传动装置齿轮箱24和电力电子器件56和/或从它们接收信号。尽管未明确说明,但是本领域的普通技术人员将识别出在上述每个子系统内可由控制器50控制的各种功能或组件。可使用通过控制器执行的控制逻辑直接或间接致动的参数、系统和/或部件的代表性示例包括燃料喷射正时、速率和持续时间、节气门位置、火花塞点火正时(针对火花点火式发动机)、进气门/排气门正时和持续时间、诸如交流发电机的前端附件驱动(FEAD)部件、空调压缩机、电池充电、再生制动、M/G运转、用于分离离合器26和起步离合器34的离合器压力以及传动装置齿轮箱24等。通过I/O接口传输输入的传感器可以用于指示例如涡轮增压器增压压力(如果适用的话)、曲轴位置(PIP)、发动机转速(RPM)、车轮转速(WS1、WS2)、车速(VSS)、冷却剂温度(ECT)、进气歧管压力(MAP)、加速踏板位置(PPS)、点火开关位置(IGN)、节气门位置(TP)、空气温度(TMP)、排气氧(EGO)或其它排气成分浓度或存在度、进气流量(MAF)、变速器的挡位、传动比或模式、变速器油温(TOT)、传动涡轮转速(TS)、变矩器旁通离合器34状态(TCC)、减速或换挡模式(MDE)。
可以通过一个或更多个附图中的流程图或类似图表来表示通过控制器50执行的控制逻辑或功能。这些附图提供可以使用一个或更多个处理策略(诸如事件驱动、中断驱动、多任务、多线程等)来实现的代表性控制策略和/或逻辑。因此,示出的多个步骤或功能可以以示出的序列执行、并行执行或在某些情况下有所省略。尽管没有总是明确地说明,但是本领域内的普通技术人员将认识到根据使用的特定处理策略可以重复执行说明的步骤或功能中的一个或更多个。类似地,处理顺序对于实现在此描述的特征和优点并非是必需的,而是为了便于说明和描述而提供。控制逻辑可以主要在通过基于微处理器的车辆、发动机和/或动力传动系统控制器(诸如控制器50)执行的软件中实现。当然,根据特定应用,可以在一个或更多个控制器中的软件、硬件或者软件和硬件的组合中实现控制逻辑。当在软件中实现时,控制逻辑可以设置在具有代表通过计算机执行以控制车辆或其子系统的代码或指令的存储数据的一个或更多个计算机可读存储装置或介质中。计算机可读存储装置或介质可以包括利用电、磁和/或光学存储器来保持可执行指令和关联的校准信息、操作变量等的多个已知物理装置中的一个或更多个。
车辆驾驶员使用加速踏板52来提供需求的扭矩、功率或驱动命令以推进车辆。踏板52可包括踏板位置传感器。通常,踩下和松开踏板52使踏板传感器产生加速踏板位置信号,该加速踏板位置信号可分别被控制器50解读为增加动力或减小动力的需求。至少基于来自踏板的输入,控制器50命令来自发动机14和/或M/G 18的扭矩。控制器50还控制齿轮箱24内的换挡正时以及分离离合器26和变矩器旁通离合器34的接合或分离。与分离离合器26类似,可在接合位置和分离位置之间的范围内调节旁通离合器34。除了由泵轮和涡轮之间的液力耦合产生的可变打滑之外,这也在变矩器22中产生可变打滑。或者,根据特定应用,旁通离合器34可以操作为锁止或断开而不使用调节的操作模式。
为了利用发动机14驱动车辆,分离离合器26至少部分地接合以将发动机扭矩的至少一部分通过分离离合器26传递至M/G 18然后从M/G 18传递通过变矩器22和齿轮箱24。当发动机14单独提供推进车辆所必需的扭矩时,该运转模式可称为“发动机模式”、“纯发动机模式”或“机械模式”。
M/G 18可以通过提供额外动力来使轴30转动而辅助发动机14。该运转模式可称为“混合动力模式”、“发动机-马达模式”或“电动辅助模式”。
为了使用M/G 18作为唯一动力源来驱动车辆,除了分离离合器26将发动机14与动力传动系统12的其余部分隔离之外,动力流保持不变。在这段时间期间可以禁用发动机14中的燃烧或者以其它方式关闭发动机14以节省燃料。牵引电池20通过线路54将储存的电能传输至可包括例如逆变器和DC/DC转换器的电力电子器件56。电力电子器件56将来自电池20的DC电压转换成供M/G 18使用的AC电压。控制器50命令电力电子器件56将来自电池20的电压转换为提供给M/G 18的AC电压以将正扭矩(例如,驱动扭矩)或负扭矩(例如,再生扭矩)提供到轴30。该运转模式可以称为“纯电动模式”、“EV(电动车辆)模式”或“马达模式”。
在任意运转模式中,M/G 18可用作马达并为动力传动系统12提供驱动力。可选地,M/G 18可用作发电机并将来自动力传动系统12的动能转换成电能而储存在电池20中。例如,当发动机14正为车辆10提供推进动力时,M/G 18可用作发电机。M/G 18还可在再生制动期间用作发电机,在再生制动中,来自旋转车轮42的旋转能量经齿轮箱24回传并被转换为电能而储存在电池20中。
应理解的是,图1中示出的示意图仅仅是示例并不意味着限制。可以考虑利用发动机和马达两者的选择性接合以通过变速器进行传递的其它配置。例如,M/G 18可以相对于曲轴28偏移,和/或M/G 18可设置在变矩器22和齿轮箱24之间。在不脱离本公开的范围的情况下,可以考虑其它配置。
车辆控制系统(包括控制器50)基于来自与加速踏板52相关联的踏板位置传感器的信号来确定驾驶员需求扭矩。可通过将动力装置(powerplant)(例如,发动机和马达)置于扭矩控制下来传递该扭矩。在扭矩控制下,控制器确定发动机与马达之间的扭矩分配并从动力装置中的每个命令该扭矩。
参照图2,示出了示例性的发动机启动。在该示例中,发动机和马达处于扭矩控制下并且利用分离离合器(而不是辅助起动马达)来启动发动机。响应于发动机启动请求,控制器估计离合器容量63并确定命令的马达扭矩70。在发动机启动期间,命令的马达扭矩70等于驾驶员需求扭矩减去分离离合器扭矩。当分离离合器打滑并且发动机转速低于马达转速时,分离离合器扭矩是具有负号的分离离合器容量。当分离离合器打滑并且发动机转速高于马达转速时,分离离合器扭矩是具有正号的分离离合器容量。在时间T0,分离离合器容量62开始上升并且分离离合器开始闭合,这使发动机起动。在时间T1,如发动机转速轨迹64所示,发动机的曲轴开始旋转。在时间T3,如发动机扭矩轨迹66所示,发动机开始产生扭矩。当发动机启动时,发动机扭矩从时间T3到时间T4快速增大。
通过使用扭矩控制,发动机和马达被控制为转速匹配,使得分离离合器能够完全闭合以锁止发动机和马达。理想地,发动机和马达将在点68处锁止。但是,发动机扭矩大于实际的分离离合器容量62。当马达转速和发动机转速匹配并且分离离合器容量超过由发动机产生的扭矩时,分离离合器锁止。因此,发动机和马达的锁止延迟到点76,在点76处发动机扭矩66小于离合器容量62。
估计的分离离合器容量63不是对实际的分离离合器容量62的准确预测。由于该不准确性,所述系统不能完美地传递期望的泵轮扭矩。完美地传递期望的泵轮扭矩所需的马达扭矩由线60表示。理想马达扭矩60与实际马达扭矩70之间的差由轨迹72来示出。这表示在控制器无法正确补偿分离离合器扭矩时产生的扭矩扰动。在发动机启动期间,误差72使测量的马达转速74首先下降到期望的马达转速78以下。马达转速的这种降低使通过变矩器传递的扭矩减小并使车辆加速度减小。要注意的是,由于在扭矩控制中不存在目标马达转速,因此期望的马达转速78不是目标转速或命令转速。误差72还使马达转速74在发动机和马达锁止之后高于期望转速78。马达转速的这种升高使通过变矩器传递的扭矩增大并使车辆加速度增大。加速度的这些变化产生可由驾驶员察觉到的动力传动系统扰动。
在具有多个动力装置的车辆(诸如车辆10)中,每个动力装置准确地产生需求扭矩是重要的。扭矩的不准确性会导致在驾驶员没有请求的情况下车辆速度增大或减小。由于难以准确估计分离离合器的瞬时容量,因此在致动器之间的扭矩分配发生改变的过渡事件期间(诸如在发动机启动期间)利用扭矩控制来准确控制动力装置是特别困难的。在发动机启动期间,利用致动器中的至少一个的转速控制来减小扭矩传递误差可能是有利的。例如,在发动机启动期间可将马达18置于转速控制下。在转速控制下,控制器可设置目标马达转速并测量马达的转速。控制器可比较这些转速并基于这些转速之间的误差而向马达输出扭矩请求。
转速控制为扭矩传递误差提供了固有鲁棒性。在下面的示例中,使用变矩器模型来产生目标马达转速,这允许利用转速控制来控制M/G 18。能够在变矩器旁通离合器未完全锁止(即,断开或打滑)的任何状况期间使用M/G 18的转速控制。当驾驶员应用加速踏板时,车辆控制系统确定驾驶员需求扭矩。只要变矩器容量小于该驾驶员需求扭矩,就会在变矩器两侧存在打滑。可利用变矩器的模型来预测打滑的量,从而预测期望的泵轮转速。由于获得转速目标等同于获得驾驶员需求扭矩,因此M/G能够被置于转速控制下并跟踪该目标。这提供了抗扭矩传递误差的鲁棒性。将在下面更详细地描述对M/G 18进行转速控制的示例性算法。
在理想情况下,致动器和模型会是100%准确的,但这可能并不总是如此。可在变矩器断开或打滑时确认变矩器模型的准确性。可通过将闭环泵轮扭矩与驾驶员需求扭矩请求进行比较来确定变矩器模型的准确性。这些信号之间的扭矩误差可用于调整变矩器模型。即使系统在扭矩控制下操作,也可通过将估计的所需的泵轮转速与测量的泵轮转速进行比较来确定变矩器模型的准确性。该误差还可用于调节变矩器模型估计值。这些方法可显著减小变矩器模型中的任何误差并使由转速控制提供的益处最大化。
参照图3和图4,可在变矩器旁通离合器断开或打滑并且车辆处于扭矩控制下时调整变矩器模型。在该示例中,车辆处于EV模式,然而,也可在发动机正在至少部分地推进车辆时调整所述模型。在操作102处,车辆处于EV模式并且马达处于扭矩控制下。在操作104处,控制器确定变矩器旁通离合器是否断开或打滑。如果是,则控制进行至操作106。如果否,则程序结束。
在操作106处,控制器命令马达扭矩。命令的马达扭矩是基于驾驶员需求扭矩和估计的分离离合器扭矩容量的。在框204处基于加速踏板位置和泵轮转速来确定驾驶员需求扭矩。可直接测量或推导出泵轮转速。在车辆10中,马达转速和泵轮转速相同,这是由于这两个部件是彼此固定的。在控制图200中,使用的是泵轮转速,但也可使用马达转速来作为替代。在其它车辆结构中,诸如当马达在变矩器的下游时,必须使用泵轮转速。将驾驶员需求扭矩和估计的分离离合器容量提供到框206中并输出扭矩请求。在该示例中,由于分离离合器在EV模式期间断开,因此离合器容量是零。在扭矩控制期间,框206的扭矩输出提供到框208,框208输出命令的马达扭矩。命令的马达扭矩可等于来自框206的扭矩请求。
虽然框210至框214的控制逻辑不会主动确定扭矩控制期间的扭矩命令,但这些框内的逻辑也可用于在马达处于扭矩控制下时调整变矩器模型。在操作108处,控制器在框210处估计满足驾驶员需求扭矩所需的泵轮转速。框210接收驾驶员需求扭矩、涡轮转速和估计的变矩器旁通离合器容量。利用这些输入,可利用等式1计算出估计的泵轮转速,其中,τimpeller是泵轮处的扭矩,τbypass是变矩器旁通离合器上的扭矩,ωI是泵轮转速,K是涡轮转速和泵轮转速的函数。
τimpeller=K(ωI)2+τbypass 等式(1)
由于期望的泵轮扭矩(在本示例中等于驾驶员需求扭矩)、变矩器旁通离合器容量和涡轮转速是已知的,所以控制器可利用等式1来确定提供驾驶员需求扭矩的泵轮转速。应注意的是,还可根据期望的涡轮扭矩来确定驾驶员需求扭矩。涡轮扭矩可利用扭矩比(r)而与泵轮扭矩相关,扭矩比(r)是涡轮转速和泵轮转速的函数。
τturbine=rτimpeller 等式(2)
将估计的泵轮转速(ωI,estimated)和测量的泵轮转速(ωI,measured)提供到框212中并利用等式3确定误差(e)。
e=ωI,estimated-ωI,measured 等式(3)
将误差提供到框214中。在操作110中,控制器使用框214中的逻辑基于来自框212的误差来调整变矩器模型。当马达处于扭矩控制下时,可以以预定频率持续调整所述模型。可利用等式4调整所述模型,在等式4中,NI,corr是泵轮转速估计修正值,αI是修正系数,e是来自等式3的误差。
NI,corr=αI∫edt 等式(4)
参照图4和图5,在操作120处,控制器接收发动机启动命令。在该示例中,在发动机启动请求之前车辆处于扭矩控制下,并且响应于发动机启动请求车辆转换为转速控制。在操作122处,控制器存储并保持最后一次的泵轮转速修正值(NI,corr)以供后续使用。将最后一次的泵轮转速修正值用作框210的输入提供从框210输出的更准确的估计的泵轮转速。这减小或防止当马达从扭矩控制转换为转速控制时马达转速的尖峰。
在操作124处,控制器确定马达扭矩命令的前馈分量。可利用如上所述的框204和框206来计算前馈分量,除了在扭矩控制下以外,框206的输出被发送到框220而不是框208。
在操作126处,控制器在框210处利用等式1估计泵轮转速。对于转速控制的第一次迭代,框210的输入包括涡轮转速、估计的变矩器离合器容量和所保持的泵轮转速修正值。在随后的迭代中,所保持的转速修正值可用作框210的输入,或者转速修正值可在预定时间段内衰减到零。在转速控制期间框212和框214可以不启用。
在操作128处,在框216处将目标泵轮转速设置为估计的泵轮转速。框216可包含虽然没有变化也会传递估计的泵轮转速(即使现在作为目标泵轮转速)的逻辑。或者,可通过应用平滑或滤波来修改估计的泵轮转速。
在操作130处,将目标泵轮转速提供到框218中并与测量的泵轮转速进行比较,以确定转速误差。在操作132处,产生马达扭矩命令。通过由框220表示的逻辑来确定扭矩命令的大小。扭矩命令包括前馈分量和反馈分量。通过由框206表示的逻辑来确定前馈分量,反馈分量是基于来自框218的误差的。在框220中,将误差转换为反馈扭矩,该反馈扭矩与前馈扭矩结合以产生最终的马达扭矩命令。
转速控制逻辑包括一对反馈回路222和224。回路222对与发动机、马达和变矩器模型相关联的扭矩传递误差进行补偿。回路224对与分离离合器扭矩估计相关联的扭矩传递误差进行补偿。
参照图6A至图6C,示出了用于启动发动机14的算法的流程图300。根据一个或更多个实施例,利用包含在车辆控制模块(例如,控制器50)内的软件代码实现所述方法。在其它实施例中,在其它车辆控制器中实现方法300,或者方法300分布在多个车辆控制器中。
在混合动力电动车辆中控制发动机启动的方法可通过配置到车辆的合适的可编程逻辑装置(诸如车辆控制模块、混合动力控制模块、与车辆计算系统通信的其它控制器或前者的组合)中的计算机算法、机器可执行代码或软件指令来实现。尽管在流程图300中示出的各个步骤似乎是按时间顺序进行的,但所述步骤中的至少一些可按不同顺序进行,并且一些步骤可同时执行或根本不执行。
在操作302处,控制器50确定发动机14是否连接到马达18。如果是,则控制循环回到“开始”。如果否,则控制器在操作304处从与踏板52相关联的传感器接收加速踏板位置信号。利用踏板位置信号,控制器在操作306处确定驾驶员需求扭矩。在操作308处,控制器确定涡轮37的转速,该转速可直接测量得到或从车辆的速度推导得到。
在操作310处,控制器确定为了满足驾驶员需求扭矩而估计的泵轮转速。可利用图4和图5的控制逻辑来计算泵轮转速。在操作312处,控制器确定发动机启动是否正在进行。如果否,则控制进行至操作314并且控制器确定发动机启动是否被请求。如果否,则控制循环回到“开始”。如果是,则控制进行至操作320。在操作320处,控制器确定使用哪个起动装置来启动发动机。在示出的车辆10中,可利用专用的起动机31或者利用马达18与分离离合器26相结合来启动发动机14。如果在操作322处使用起动机31,则控制进行至操作324,如果使用分离离合器,则控制进行至操作328。在操作324处,将电压供应到起动机31以起动发动机14。在操作326中,控制器命令分离离合器具有行程,以连接曲轴28与轴30。如果分离离合器被用于启动发动机,则控制器在操作328处确定用于起动发动机的期望的分离离合器容量。在操作330处,控制器将分离离合器命令至用于供应在操作328中确定的容量而计算得到的压力。在一些实施例中,控制器可在操作332处测量分离离合器压力。该步骤是可选的。在操作334处,控制器估计分离离合器26的容量。在操作336中,确定马达转速和发动机转速。这些转速中的一者或两者可由传感器直接测量得到或者可由其它输入推导得出。在操作338处,控制器估计马达扭矩和发动机扭矩。
在操作340处,控制器确定发动机起动阶段是否完成。发动机起动阶段被限定在发动机起动的开始与发动机的第一次燃烧之间。控制器可通过测量发动机转速并将其与最小起动转速进行比较来确定发动机起动阶段的结束。如果发动机转速超过该最小起动转速并且燃料已被喷射并燃烧,则发动机起动阶段完成。
如果发动机起动阶段未完成,则控制进行至操作342,并且控制器确定在对发动机启动进行补偿的同时传递驾驶员需求扭矩所需的马达扭矩。
准确估计瞬时分离离合器容量是困难的并且可能导致扭矩传递误差。为了减小这些扭矩误差,可使用利用转速控制的反馈回路来调节命令的马达扭矩。等式1可用于在旁通离合器34断开或打滑时对马达进行转速控制。在操作344处,控制器确定旁通离合器34是否断开或打滑。如果旁通离合器锁止,则控制进行至操作346并且马达18由于转速控制不可用而被置于扭矩控制下。如果离合器断开或打滑,则控制进行至操作348并且马达被置于转速控制下。可利用图4和图5中描述的控制对马达进行转速控制。
返回参照操作312,如果发动机启动正在进行,则控制进行至操作316并且控制器确定分离离合器26的锁止阶段是否激活。锁止阶段发生在发动机转速和马达转速在彼此的预定阈值以内并且分离离合器开始锁止曲轴28和轴30之时。如果在操作316处为否,则控制进行至操作318并且确定发动机的升速(run-up)阶段是否激活。升速阶段发生在发动机起动阶段与锁止阶段之间。如果在操作318处为否,则控制进行至操作320。如果在操作318处为是,则控制进行至操作350。
在操作350处,控制器确定用于发动机升速的期望的分离离合器容量。在操作352处,控制器将分离离合器命令至为了供应在操作350中确定的容量而计算得到的压力。在一些实施例中,控制器可在操作354处测量分离离合器压力。该步骤是可选的。在操作356处,控制器估计分离离合器26的容量。在操作358和操作360处,确定马达和发动机的转速和扭矩。在操作362处,控制器确定分离离合器是否准备好被锁止。当发动机转速接近马达转速并且发动机加速度接近马达加速度时,分离离合器准备好被锁止。
如果分离离合器未准备好被锁止,则控制进行至操作364。在操作364处,控制器确定在对分离离合器容量进行补偿的同时传递驾驶员需求扭矩所需的马达扭矩。在操作366处,控制器确定旁通离合器是否断开或打滑。如果旁通离合器锁止,则控制进行至操作368并且马达18被置于扭矩控制模式下。如果旁通离合器断开或打滑,则控制进行至操作370并且马达18被置于如上所述的转速控制下。
如果在操作362处分离离合器准备好被锁止,则控制进行至操作372,并且控制器确定用于在发动机升速期间锁止分离离合器的期望容量。在操作374处,控制器将分离离合器命令至为了供应在操作372中确定的容量而计算得到的压力。在一些实施例中,控制器可在操作376处测量分离离合器压力。在操作378中,控制器估计分离离合器26的容量。在操作380和操作382处,确定马达和发动机的转速和扭矩。在操作384处,控制器确定在对分离离合器容量进行补偿的同时传递驾驶员需求扭矩所需的马达扭矩。
在操作386处,控制器确定发动机是否连接以及启动过程是否完成。如果是,则控制进行至操作388并且马达被置于扭矩控制下。如果否,则控制进行至操作390,并且控制器确定旁通离合器是否断开或打滑。如果旁通离合器锁止,则控制进行至操作392并且马达18被置于扭矩控制模式。如果离合器断开或打滑,则控制进行至操作394并且马达18被置于转速控制模式。
在此公开的处理、方法或算法可被传送到处理装置、控制器或计算机,或者通过处理装置、控制器或计算机来实现,其中,所述处理装置、控制器或计算机可包括任何现有的可编程电子控制单元或专用电子控制单元。类似地,所述处理、方法或算法可以以多种形式被存储为可由控制器或计算机执行的数据和指令,包括但不限于:永久存储在非可写存储介质(诸如,ROM装置)上的信息以及可变地存储在可写存储介质(诸如,软盘、磁带、CD、RAM装置以及其它磁性介质和光学介质)上的信息。所述处理、方法或算法也可被实现为软件可执行对象。可选地,可使用合适的硬件组件(诸如,专用集成电路(ASIC)、现场可编程门阵列(FPGA)、状态机、控制器或其它硬件组件或装置)或者硬件、软件和固件组件的组合来整体地或部分地实现所述处理、方法或算法。
虽然上文描述了示例性实施例,但是并不意味着这些实施例描述了权利要求所包含的所有可能的形式。说明书中使用的词语为描述性词语而非限制性词语,并且应理解的是,在不脱离本公开的精神和范围的情况下可以做出各种改变。如前所述,可组合各个实施例的特征以形成本发明的可能未明确描述或示出的进一步的实施例。虽然关于一个或更多个期望特性,多个实施例可能已被描述为提供优点或优于其它实施例或现有技术的实施方式,但是本领域普通技术人员应该认识到,根据具体应用和实施方式,一个或更多个特征或特性可被折衷以实现期望的整体系统属性。这些属性可包括但不限于:成本、强度、耐用性、生命周期成本、可销售性、外观、包装、尺寸、可维护性、重量、可制造性、易装配性等。因此,在这个意义上,任何实施例被描述为在一个或更多个特性方面不如其它实施例或现有技术的实施方式合意,这些实施例并不在本公开的范围之外并且可被期望用于特定的应用。
Claims (18)
1.一种混合动力动力传动系统,包括:
发动机,具有曲轴;
电动马达,包括经由分离离合器选择性地结合到曲轴的转子,并被配置为在扭矩控制和转速控制下进行操作;
传动装置,包括变矩器,所述变矩器具有固定到转子的泵轮、设置在变速器的输入轴上的涡轮和被构造为选择性地将扭矩从泵轮传递到涡轮的旁通离合器;
控制器,被配置为:响应于电动马达从扭矩控制转换为转速控制,产生用于电动马达的扭矩命令,所述扭矩命令的大小从在扭矩控制期间获得的泵轮的估计转速与泵轮的测量转速之间的误差推导得出,以防止在电动马达从扭矩控制转换为转速控制时的马达转速的尖峰。
2.如权利要求1所述的混合动力动力传动系统,其中,所述控制器被进一步配置为:响应于旁通离合器断开或打滑而产生所述扭矩命令。
3.如权利要求1所述的混合动力动力传动系统,其中,所述扭矩命令还包括前馈分量,所述前馈分量的大小从驾驶员需求扭矩推导得出。
4.如权利要求3所述的混合动力动力传动系统,其中,所述扭矩命令的大小等于前馈分量加上或减去基于所述误差的反馈分量。
5.如权利要求4所述的混合动力动力传动系统,其中,所述反馈分量还基于在转速控制期间获得的泵轮的测量转速与泵轮的目标转速之间的差而得出。
6.如权利要求1所述的混合动力动力传动系统,其中,所述控制器被进一步配置为:响应于发动机被启动而将电动马达从扭矩控制转换为转速控制。
7.一种车辆,包括:
电动马达,能够在扭矩控制和转速控制下进行操作;
变矩器,具有泵轮、涡轮和旁通离合器;
控制器,被配置为:响应于电动马达从扭矩控制转换为转速控制,基于针对泵轮的转速估计修正值而产生用于电动马达的扭矩命令,所述转速估计修正值是在电动马达处于扭矩控制下并且旁通离合器断开或打滑时产生的。
8.如权利要求7所述的车辆,其中,所述转速估计修正值从在电动马达处于扭矩控制下时获得的泵轮的估计转速与泵轮的测量转速之间的误差推导得出。
9.如权利要求7所述的车辆,其中,所述扭矩命令包括基于驾驶员需求扭矩的前馈分量和基于所述转速估计修正值的反馈分量,其中,所述扭矩命令的大小等于前馈分量与反馈分量之和。
10.如权利要求9所述的车辆,其中,所述反馈分量还基于在电动马达处于转速控制下时获得的泵轮的目标转速与泵轮的测量转速之间的误差而得出。
11.如权利要求7所述的车辆,还包括经由分离离合器选择性地连接到电动马达的发动机。
12.如权利要求11所述的车辆,其中,所述控制器还被配置为:响应于发动机被启动而将电动马达从扭矩控制转换为转速控制。
13.如权利要求7所述的车辆,还包括具有输入轴的变速器,所述涡轮设置在所述输入轴上。
14.如权利要求8所述的车辆,其中,所述泵轮的估计转速基于涡轮的转速而得出。
15.如权利要求8所述的车辆,还包括转速传感器,所述转速传感器设置在电动马达内并被配置为输出指示测量的泵轮转速的转速信号。
16.一种控制混合动力动力传动系统的电机的方法,所述混合动力动力传动系统包括发动机、变速器和变矩器,所述变矩器具有涡轮、固定到电机的泵轮和旁通离合器,所述方法包括:
在电机处于扭矩控制下时产生用于电机的第一组扭矩命令,所述第一组扭矩命令的大小基于驾驶员需求扭矩而得出;
在电机处于转速控制下时产生用于电机的第二组扭矩命令,所述第二组扭矩命令的大小从在电机处于扭矩控制下并且旁通离合器断开或打滑时获得的泵轮的测量转速与泵轮的估计转速之间的误差推导得出。
17.如权利要求16所述的方法,其中,所述第二组扭矩命令的大小还从在电机处于转速控制下时获得的泵轮的目标转速与泵轮的测量转速之间的误差推导得出。
18.如权利要求16所述的方法,还包括:响应于发动机被启动而将电机从扭矩控制转换为转速控制。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/241,983 | 2016-08-19 | ||
US15/241,983 US10071653B2 (en) | 2016-08-19 | 2016-08-19 | Speed controlling an electric machine of a hybrid electric vehicle |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107757606A CN107757606A (zh) | 2018-03-06 |
CN107757606B true CN107757606B (zh) | 2022-12-09 |
Family
ID=61082534
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710711215.8A Active CN107757606B (zh) | 2016-08-19 | 2017-08-18 | 混合动力电动车辆的电机的转速控制 |
Country Status (3)
Country | Link |
---|---|
US (1) | US10071653B2 (zh) |
CN (1) | CN107757606B (zh) |
DE (1) | DE102017118731A1 (zh) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5673727B2 (ja) * | 2013-04-26 | 2015-02-18 | 株式会社明電舎 | トルク指令生成装置 |
JP6060195B2 (ja) * | 2015-03-06 | 2017-01-11 | 本田技研工業株式会社 | 車両駐車制御装置 |
US10279795B2 (en) * | 2015-03-31 | 2019-05-07 | Aisin Aw Co., Ltd. | Control device |
US10465602B2 (en) * | 2018-04-04 | 2019-11-05 | GM Global Technology Operations LLC | System and method for managing zero pedal maneuver in hybrid powertrain having a variable-geometry turbocharger |
US10676080B2 (en) * | 2018-09-10 | 2020-06-09 | GM Global Technology Operations LLC | Control strategies for a hybrid vehicle |
US20200114900A1 (en) * | 2018-10-12 | 2020-04-16 | GM Global Technology Operations LLC | Motor control systems and methods of vehicles for field weakening |
CN111376247A (zh) * | 2018-12-28 | 2020-07-07 | 深圳市优必选科技有限公司 | 舵机校准方法、舵机校准装置及机器人 |
US11268582B2 (en) * | 2020-01-13 | 2022-03-08 | Ford Global Technologies, Llc | Systems and methods for torque shaping |
CN112092798B (zh) * | 2020-08-28 | 2023-08-08 | 广西玉柴机器股份有限公司 | 一种增程器反转保护控制系统及方法 |
US11473544B2 (en) * | 2021-01-05 | 2022-10-18 | Ford Global Technologies, Llc | Methods and system for starting an engine |
CN114714919B (zh) * | 2021-01-05 | 2024-03-26 | 广汽埃安新能源汽车有限公司 | 一种纯电动四驱车辆扭矩驾驶性滤波方法和装置 |
US11541764B2 (en) | 2021-02-01 | 2023-01-03 | Rivian Ip Holdings, Llc | Systems and methods for controlling motor engagement for a vehicle |
US11643081B2 (en) * | 2021-03-23 | 2023-05-09 | Ford Global Technologies, Llc | Management of transmission transitions in wheel torque-based actuator torque determination system |
US11480145B1 (en) * | 2021-09-28 | 2022-10-25 | Ford Global Technologies, Llc | Methods and system to increase available propulsive motor torque during an engine start |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102556045A (zh) * | 2010-12-31 | 2012-07-11 | 上海汽车集团股份有限公司 | 一种混合动力车辆断油滑行换挡控制方法 |
JP2013136327A (ja) * | 2011-12-28 | 2013-07-11 | Fuji Heavy Ind Ltd | ハイブリッド車両の制御装置 |
CN103269929A (zh) * | 2010-10-19 | 2013-08-28 | 日产自动车株式会社 | 混合动力车辆的控制设备 |
CN103338959A (zh) * | 2011-01-28 | 2013-10-02 | 日产自动车株式会社 | 混合动力车辆的控制装置 |
CN103386972A (zh) * | 2012-05-07 | 2013-11-13 | 福特全球技术公司 | 用于控制混合动力车辆的方法 |
CN103863303A (zh) * | 2012-12-07 | 2014-06-18 | 福特环球技术公司 | 用于调节混合动力车辆传动系扭矩的方法和系统 |
Family Cites Families (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5121820A (en) | 1990-12-24 | 1992-06-16 | Ford Motor Company | Feedforward control for automatic transmission torque converter bypass clutch slip |
US6364807B1 (en) | 2000-06-30 | 2002-04-02 | Ford Global Technologies, Inc. | Control strategy for a hybrid powertrain for an automotive vehicle |
US6823954B2 (en) | 2001-05-18 | 2004-11-30 | Honda Giken Kogyo Kabushiki Kaisha | Control system for hybrid vehicle |
US6842673B2 (en) | 2002-06-05 | 2005-01-11 | Visteon Global Technologies, Inc. | Engine engagement control for a hybrid electric vehicle |
US7070530B2 (en) | 2003-08-26 | 2006-07-04 | The Timken Company | Method and apparatus for power flow management in electro-mechanical transmissions |
KR100588565B1 (ko) | 2004-04-08 | 2006-06-14 | 현대자동차주식회사 | 병렬형 하이브리드 전기자동차의 제어장치 및 방법 |
US7351182B2 (en) | 2004-10-27 | 2008-04-01 | Aisin Aw Co., Ltd. | Drive apparatus for hybrid vehicle and control method thereof |
US7370715B2 (en) | 2004-12-28 | 2008-05-13 | Ford Global Technologies, Llc | Vehicle and method for controlling engine start in a vehicle |
EP1762452A3 (en) | 2005-09-08 | 2009-05-27 | Nissan Motor Co., Ltd. | Engine starting control device and method |
US20070191181A1 (en) | 2006-02-13 | 2007-08-16 | Burns Robert D | Method and apparatus for controlling vehicle rollback |
US7743678B2 (en) | 2006-05-31 | 2010-06-29 | Gm Global Technology Operations, Inc. | Selectable one-way rocker clutch |
JP2008081099A (ja) | 2006-08-29 | 2008-04-10 | Nissan Motor Co Ltd | ハイブリッド車両の制御装置 |
US7967091B2 (en) | 2006-11-16 | 2011-06-28 | Ford Global Technologies, Llc | Hybrid electric vehicle powertrain with engine start and transmission shift arbitration |
US7846065B2 (en) | 2007-10-03 | 2010-12-07 | Chrysler Group Llc | Torque converter clutch control |
US7909730B2 (en) | 2007-11-02 | 2011-03-22 | GM Global Technology Operations LLC | Method for vehicle creep torque control |
JP5496454B2 (ja) | 2007-11-29 | 2014-05-21 | 日産自動車株式会社 | ハイブリッド車両の制御装置 |
US8196724B2 (en) | 2008-02-04 | 2012-06-12 | GM Global Technology Operations LLC | Method and apparatus for controlling a selectable one-way clutch in an electro-mechanical transmission |
US8275528B2 (en) | 2008-02-21 | 2012-09-25 | Allison Transmission, Inc. | Transmission turbine acceleration control for managing vehicle acceleration |
US8414450B2 (en) | 2008-03-03 | 2013-04-09 | Nissan Motor Co., Ltd. | Control apparatus and method for controlling a hybrid vehicle |
US8123656B2 (en) | 2008-10-06 | 2012-02-28 | GM Global Technology Operations LLC | Hybrid transmission with disconnect clutch and method of starting an engine using same |
US8315752B2 (en) | 2009-07-30 | 2012-11-20 | Hyundai Motor Company | Apparatus and method for controlling motor position and creep of electric vehicle |
US20110061954A1 (en) | 2009-09-11 | 2011-03-17 | Gm Global Technology Operations, Inc. | Strong hybrid system |
US8565990B2 (en) | 2009-11-13 | 2013-10-22 | Ford Global Technologies, Llc. | Vehicle and method for controlling engine start in a vehicle |
JP5287780B2 (ja) | 2010-03-30 | 2013-09-11 | トヨタ自動車株式会社 | ハイブリッド車両の制御装置 |
JP5177578B2 (ja) | 2010-03-31 | 2013-04-03 | アイシン・エィ・ダブリュ株式会社 | 制御装置 |
US8602939B2 (en) | 2011-07-05 | 2013-12-10 | Ford Global Technologies, Llc | Controlling vehicle creep |
JP5807560B2 (ja) | 2011-07-06 | 2015-11-10 | アイシン・エィ・ダブリュ株式会社 | 制御装置 |
US8475329B2 (en) | 2011-07-22 | 2013-07-02 | GM Global Technology Operations LLC | Simultaneous auto-start and asynchronous shift for a hybrid vehicle |
US10065626B2 (en) | 2012-04-13 | 2018-09-04 | Ford Global Technologies, Llc | Feed forward and feedback adjustment of motor torque during clutch engagement |
US9322380B2 (en) | 2012-05-04 | 2016-04-26 | Ford Global Technologies, Llc | Methods and systems for engine starting during a shift |
US9005075B2 (en) | 2012-05-04 | 2015-04-14 | Ford Global Technologies, Llc | Methods and systems for conditionally entering a driveline sailing mode |
US9108614B2 (en) | 2012-05-04 | 2015-08-18 | Ford Global Technologies, Llc | Methods and systems for adapting a driveline disconnect clutch transfer function |
US20130296108A1 (en) | 2012-05-07 | 2013-11-07 | Ford Global Technologies, Llc | Modular Hybrid Transmission with a One Way Clutch |
US20130297162A1 (en) | 2012-05-07 | 2013-11-07 | Ford Global Technologies, Llc | Dynamic shift scheduling in a hybrid vehicle having a step ratio automatic transmission |
US9707969B2 (en) | 2012-10-30 | 2017-07-18 | Toyota Jidosha Kabushiki Kaisha | Vehicle control system |
US8911324B2 (en) | 2012-11-29 | 2014-12-16 | Ford Global Technologies, Llc | Method and apparatus for limiting engine torque to protect disconnect clutch in a hybrid vehicle |
US9031722B2 (en) | 2012-12-10 | 2015-05-12 | Ford Global Technologies, Llc | Method and system for improving hybrid vehicle shifting |
US8715136B1 (en) | 2013-03-14 | 2014-05-06 | Ford Global Technologies, Llc | Torque converter slip control based on motor torque during transient events |
US9067594B2 (en) | 2013-09-03 | 2015-06-30 | Ford Global Technologies, Llc | Methods and systems for hybrid driveline control |
US10293810B2 (en) | 2013-10-18 | 2019-05-21 | Ford Global Technologies, Llc | Hybrid vehicle idle and creep control |
US9435432B2 (en) | 2014-01-15 | 2016-09-06 | Ford Global Technologies, Llc | Systems and methods for driveline torque control |
US9573579B2 (en) | 2014-07-30 | 2017-02-21 | Ford Global Technologies, Llc | Methods and system for transitioning between control modes while creeping |
US10189460B2 (en) * | 2015-02-12 | 2019-01-29 | Ford Global Technologies, Llc | Methods and system for operating a vehicle transmission |
US10640106B2 (en) * | 2016-08-19 | 2020-05-05 | Ford Global Technologies, Llc | Speed controlling an electric machine of a hybrid electric vehicle |
-
2016
- 2016-08-19 US US15/241,983 patent/US10071653B2/en active Active
-
2017
- 2017-08-16 DE DE102017118731.6A patent/DE102017118731A1/de active Pending
- 2017-08-18 CN CN201710711215.8A patent/CN107757606B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103269929A (zh) * | 2010-10-19 | 2013-08-28 | 日产自动车株式会社 | 混合动力车辆的控制设备 |
CN102556045A (zh) * | 2010-12-31 | 2012-07-11 | 上海汽车集团股份有限公司 | 一种混合动力车辆断油滑行换挡控制方法 |
CN103338959A (zh) * | 2011-01-28 | 2013-10-02 | 日产自动车株式会社 | 混合动力车辆的控制装置 |
JP2013136327A (ja) * | 2011-12-28 | 2013-07-11 | Fuji Heavy Ind Ltd | ハイブリッド車両の制御装置 |
CN103386972A (zh) * | 2012-05-07 | 2013-11-13 | 福特全球技术公司 | 用于控制混合动力车辆的方法 |
CN103863303A (zh) * | 2012-12-07 | 2014-06-18 | 福特环球技术公司 | 用于调节混合动力车辆传动系扭矩的方法和系统 |
Also Published As
Publication number | Publication date |
---|---|
DE102017118731A1 (de) | 2018-02-22 |
CN107757606A (zh) | 2018-03-06 |
US10071653B2 (en) | 2018-09-11 |
US20180050609A1 (en) | 2018-02-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107757606B (zh) | 混合动力电动车辆的电机的转速控制 | |
CN107757607B (zh) | 混合动力电动车辆的电机的转速控制 | |
CN107415923B (zh) | 用于混合动力车辆发动机起动的系统和方法 | |
CN107757605B (zh) | 旁通离合器的瞬变阶段期间的电机扭矩控制 | |
CN107415928B (zh) | 混合动力电动车辆蠕动控制 | |
CN105460003B (zh) | 使用道路坡度及质量估算值的缓慢行进补偿 | |
US10293810B2 (en) | Hybrid vehicle idle and creep control | |
US9458811B2 (en) | Hybrid vehicle engine start | |
US9827969B2 (en) | Controlling powertrain torque in a hybrid vehicle | |
US10131342B2 (en) | Engine friction model adaptation | |
CN105620469B (zh) | 混合动力车辆换挡事件中发动机和马达之间的离合器控制 | |
US9550488B1 (en) | Hybrid vehicle and method of controlling a hybrid vehicle powertrain | |
CN107571859B (zh) | 车辆、用于车辆的发动机启转系统和用于控制车辆的方法 | |
US9296380B2 (en) | Prestroking engine disconnect clutch in a hybrid vehicle | |
US10012200B2 (en) | Vehicle and vehicle engine start-up control method | |
CN108501929B (zh) | 马达通信丢失期间的自动马达控制 | |
CN112706747A (zh) | 用于操作电动动力传动系统的控制件和方法 | |
US10328925B2 (en) | System and method for controlling lash crossing in a vehicle powertrain | |
US11628817B2 (en) | Torque control system for a vehicle powerplant | |
CN108082177B (zh) | 混合动力传动系中的蠕行消除方法 | |
US10746291B2 (en) | Engine torque and torque converter bypass clutch slip control during vehicle launch | |
US10612509B2 (en) | Vehicle and method pre-fluxing an engine starter motor in a vehicle | |
US11034353B2 (en) | Vehicle and regenerative braking control system for a 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 | ||
GR01 | Patent grant | ||
GR01 | Patent grant |