WO2020103756A1 - Dispositif d'alimentation, procédé de commande de dispositif d'alimentation, et appareil de déplacement - Google Patents

Dispositif d'alimentation, procédé de commande de dispositif d'alimentation, et appareil de déplacement

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Publication number
WO2020103756A1
WO2020103756A1 PCT/CN2019/118377 CN2019118377W WO2020103756A1 WO 2020103756 A1 WO2020103756 A1 WO 2020103756A1 CN 2019118377 W CN2019118377 W CN 2019118377W WO 2020103756 A1 WO2020103756 A1 WO 2020103756A1
Authority
WO
WIPO (PCT)
Prior art keywords
shaft
transmission member
motor
output
driving mechanism
Prior art date
Application number
PCT/CN2019/118377
Other languages
English (en)
Chinese (zh)
Inventor
袁章平
陈红波
陈爱国
胡永旭
李利
陈义文
邓正常
Original Assignee
北京致行慕远科技有限公司
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 北京致行慕远科技有限公司 filed Critical 北京致行慕远科技有限公司
Publication of WO2020103756A1 publication Critical patent/WO2020103756A1/fr

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Classifications

    • 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
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
    • 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
    • B60K6/365—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 with the gears having orbital motion
    • 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
    • B60K6/44—Series-parallel type
    • 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

Definitions

  • the present application relates to power technology, in particular to a power plant, a control method of the power plant and traveling equipment.
  • Traveling equipment is a travel equipment commonly used by people.
  • the driving equipment in the prior art generally only has one driving mechanism, and only one driving mechanism works during driving, and the driving equipment is limited in use.
  • the embodiments of the present application provide a power device, a control method of the power device, and a traveling device to solve the problems in the prior art.
  • An embodiment of the present application provides a power plant.
  • the power plant includes:
  • a first transmission member which is arranged on the first shaft
  • a second transmission member which is arranged on the second shaft and is connected with the first transmission member in cooperation;
  • a first driving mechanism the output end of the first driving mechanism is connected to the second shaft;
  • a second driving mechanism the output end of the second driving mechanism is fixedly connected to the first shaft;
  • a third transmission member which is arranged on the first shaft
  • the fourth transmission member is disposed on the third shaft, and is cooperatively connected with the third transmission member;
  • the first driving mechanism can output a driving torque to the first shaft through the second transmission member and the first transmission member, and the second driving mechanism can output a driving torque to the first shaft, the The first shaft can drive the third shaft to rotate through the third transmission member and the fourth transmission member.
  • the power device further includes:
  • a fifth transmission member which is arranged on the fourth shaft and is connected with the second transmission member in cooperation;
  • a third drive mechanism the output end of the third drive mechanism is connected to the fourth shaft;
  • the third driving mechanism can output a driving torque to the first driving mechanism through the fifth transmission member and the second transmission member, or,
  • the first driving mechanism can output a driving torque to the third driving mechanism through the second transmission member and the fifth transmission member.
  • the first transmission member is a ring gear fixed on the first shaft;
  • the fifth transmission member is a sun gear fixed on the fourth shaft;
  • the first The second transmission member is a planetary gear, the planetary gear is disposed outside the second shaft through a first rotating shaft, and the planetary gear can rotate relative to the first rotating shaft;
  • the axis of the first shaft, the axis of the second shaft, and the axis of the fourth shaft coincide.
  • the power device further includes:
  • the power device further includes:
  • a fifth transmission member is provided on the fourth shaft, and is respectively connected to the second transmission member and the first transmission member in cooperation; the second transmission member passes through the fifth transmission member and the first transmission member Coupling connection of transmission parts;
  • a third drive mechanism the output end of the third drive mechanism is connected to the fourth shaft;
  • the third driving mechanism can output a driving torque to the first driving mechanism through the fifth transmission member and the second transmission member;
  • the first driving mechanism can output a driving torque to the third driving mechanism through the second transmission member and the fifth transmission member.
  • the first transmission member is a ring gear fixed on the first shaft;
  • the fifth transmission member is a planetary gear, and the planetary gear is disposed on the Outside the fourth shaft, the planetary gear can rotate relative to the second rotating shaft;
  • the second transmission member is a sun gear fixed on the second shaft;
  • the axis of the first shaft, the axis of the second shaft, and the axis of the fourth shaft coincide.
  • the power device further includes:
  • the power device further includes:
  • the sixth transmission member is fixedly arranged on the third shaft
  • the seventh transmission member is fixedly arranged on the drive shaft, and is cooperatively connected with the sixth transmission member.
  • the first drive mechanism is an engine
  • the second drive mechanism is a first motor
  • the third drive mechanism is a second motor
  • the second electric machine is located between the engine and the first electric machine; or, the first electric machine is located between the engine and the second electric machine.
  • An embodiment of the present application further provides a traveling device, and the traveling device includes the power device of the embodiment of the present application.
  • An embodiment of the present application also provides a control method of a power device, the power device includes the power device of the embodiment of the present application; , The third driving mechanism is a second motor;
  • the control method includes:
  • the second motor When receiving the start command, the second motor is controlled to output a driving torque to the engine through the fifth transmission member and the second transmission member, and the engine is started.
  • control method further includes:
  • control the fourth shaft When receiving a start command, control the fourth shaft to be relatively stationary, and control the engine to output a first driving torque to the first shaft through the second transmission member and the first transmission member; and / or, The first motor is controlled to output a second driving torque to the first shaft in a first direction.
  • control method further includes:
  • the fourth shaft is controlled to be relatively stationary, and the engine is controlled to output a third driving torque to the first shaft through the second transmission member and the first transmission member; and / or, The first motor is controlled to output a fourth driving torque to the first shaft in the first direction.
  • the power device further includes a battery, and the battery is respectively connected to the first motor and the second motor;
  • the control method further includes:
  • the engine When a braking command is received, the engine is controlled to idle, and when the third shaft outputs a braking torque to the first shaft through the fourth transmission member and the third transmission member, the first shaft Driving the output end of the first motor to rotate, controlling the first motor to generate electricity, and outputting the generated electricity to the battery; the first shaft drives the first shaft through the first transmission member and the fifth transmission The output end of the second motor rotates to control the second motor to generate electricity and output the generated electricity to the battery.
  • control method further includes:
  • the second shaft is controlled to be relatively stationary, and the first motor is controlled to output a driving torque to the first shaft in the second direction;
  • the power device further includes a battery, and the battery is connected to the second motor;
  • the control method further includes:
  • the engine When receiving a power storage instruction, the engine is controlled to output a driving torque to the second motor through the second transmission member and the fifth transmission member, and the second motor generates electricity and outputs the generated electricity Give the battery.
  • the power device includes a first driving mechanism and a second driving mechanism. Both the first driving mechanism and the second driving mechanism can work, and the driving equipment is flexible to use.
  • FIG. 1 is an optional structural schematic diagram of a power device in an embodiment of the present application
  • FIG. 2 is a schematic diagram of an optional structure of a power device in an embodiment of the present application.
  • FIG. 3 is a schematic diagram of an optional structure of a power device in an embodiment of the present application.
  • FIG. 4 is a schematic diagram of an optional structure of a power device in an embodiment of the present application.
  • FIG. 5 is a schematic diagram of an optional structure of a power device in an embodiment of the present application.
  • FIG. 6 is a schematic diagram of an optional structure of a power device in an embodiment of the present application.
  • FIG. 7 is a schematic diagram of an optional structure of a power device in an embodiment of the present application.
  • FIG. 8 is a schematic diagram of an optional structure of a power device in an embodiment of the present application.
  • FIG. 9 is a schematic structural diagram of a planetary gear set in a power plant in an embodiment of the present application.
  • FIG. 10 is a schematic structural diagram of a planetary gear set in a power plant in an embodiment of the present application.
  • connection should be understood in a broad sense, for example, it may be an electrical connection, or it may be a connection between two elements, or may be directly connected It can also be indirectly connected through an intermediary.
  • connection should be understood in a broad sense, for example, it may be an electrical connection, or it may be a connection between two elements, or may be directly connected It can also be indirectly connected through an intermediary.
  • first ⁇ second ⁇ third involved in the embodiments of the present application is only to distinguish similar objects, and does not represent a specific order for the objects. Understandably, “first ⁇ second ⁇ "Third” When allowed, a specific order or sequence can be interchanged. It should be understood that the objects distinguished by “first ⁇ second ⁇ third” may be interchanged where appropriate, so that the embodiments of the present application described herein may be implemented in an order other than those illustrated or described herein.
  • an embodiment of the present application describes a power device including: a first shaft 110; a first transmission member 101 disposed on the first shaft 110; a second shaft 180; a second transmission member 102, which is disposed on the second shaft 180, and is cooperatively connected with the first transmission member 101; a first driving mechanism 150, an output end of the first driving mechanism 150 and the second The shaft 180 is connected; the second driving mechanism 140, the output end of the second driving mechanism 140 is fixedly connected to the first shaft 110; the third transmission member 103 is disposed on the first shaft 110; the third shaft 120 The fourth transmission member 104 is provided on the third shaft 120, and is connected with the third transmission member 103; the first driving mechanism 150 through the second transmission member 102 and the first transmission member 101 can output a driving torque to the first shaft 110, the second driving mechanism 140 can output a driving torque to the first shaft 110, the first shaft 110 passes through the third transmission member 103 and the first The four transmission members 104 can drive the third shaft 120 to rotate.
  • the first shaft 110 is used to input power of the first driving mechanism 150 and / or the second driving mechanism 140 to a power device.
  • the third shaft 120 is used to output power of the first driving mechanism 150 and / or the second driving mechanism 140 to a power device.
  • the positions of the first axis 110 and the third axis 120 are not limited.
  • the first axis 110 and the third axis 120 may be arranged in parallel or vertically.
  • the third axle 120 may be connected to the front axle 191 and the rear axle 192 of the traveling equipment, respectively, as a driving axle.
  • the third shaft 120 may not be used as the driving shaft, as shown in FIGS. 3 and 4.
  • the power device further includes: a sixth transmission member 106 fixedly disposed on the third shaft 120; a drive shaft 170; and a seventh transmission member 107 fixedly disposed on the The drive shaft 170 is connected to the sixth transmission member 106 in cooperation.
  • the driving shaft 170 and the third shaft 120 may be arranged in parallel; as shown in FIGS. 5 to 8, the driving shaft 170 and the third shaft 120 may also be arranged vertically.
  • the drive shaft 170 is connected to the front axle 191 and the rear axle 192 of the traveling equipment, respectively.
  • the front axle 191 is connected to the front wheel 193 of the traveling equipment
  • the rear axle 192 is connected to the rear wheel 194 of the traveling equipment.
  • the structures of the sixth transmission member 106 and the seventh transmission member 107 are not limited.
  • the sixth transmission member 106 is a sixth gear
  • the seventh transmission member 107 is a seventh gear
  • the sixth gear and the seventh gear mesh A person skilled in the art may also set the transmission ratio of the sixth transmission member 106 and the seventh transmission member 107 as needed.
  • the structures of the first transmission member 101, the second transmission member 102, the third transmission member 103, and the fourth transmission member 104 are not limited.
  • the first transmission member 101 is a first gear
  • the second transmission member 102 is a second gear
  • the third transmission member 103 is a third gear
  • the fourth transmission member 104 is a fourth gear
  • the first transmission member 101, the second transmission member 102, the third transmission member 103, and the fourth transmission member 104 may also be other transmission structures.
  • the first transmission member 101, the second transmission member 102, the third transmission member 103, and the fourth transmission member 104 may all be ratchets.
  • the first transmission member 101 is a first gear
  • the second transmission member 102 is a second gear
  • the third transmission member 103 is the first
  • the fourth transmission member 104 is a second pulley
  • the first pulley and the second pulley are connected by a belt.
  • those skilled in the art may also set the transmission ratio of the second transmission member 102 to the first transmission member 101 and the transmission ratio of the fourth transmission member 104 to the third transmission member 103 according to needs .
  • the output end of the first driving mechanism 150 may be directly fixedly connected to the second shaft 180, or may be connected to or separated from the second shaft 180 through other structures.
  • the power device may further include: a first connection mechanism, and an output end of the first drive mechanism 150 can be connected or separated from the second shaft 180 through the first connection mechanism.
  • the first connecting mechanism is used to connect or separate the first driving mechanism 150 and the second shaft 180.
  • the first driving mechanism 150 can output a driving torque to the first shaft 110 through the second transmission member 102 and the first transmission member 101.
  • the first driving mechanism 150 does not provide power moment to the first shaft 110.
  • the structure and position of the first connecting mechanism are not limited as long as the output end of the first driving mechanism 150 can be connected to or separated from the second shaft 180 through the first connecting mechanism.
  • the first connection mechanism moves to realize the connection or separation of the first drive mechanism 150 and the second shaft 180.
  • the first connection mechanism moves to the first limit position
  • the first connection mechanism is respectively connected to the output end of the first drive mechanism 150 and the second shaft 180;
  • the first connection mechanism is separated from at least one of the output end of the first driving mechanism 150 and the second shaft 180.
  • the first connection mechanism here may be a clutch.
  • the structure of the first driving mechanism 150 is not limited, as long as it can provide power.
  • the first driving mechanism 150 may be an engine or a motor.
  • the structure of the second driving mechanism 140 is not limited, as long as it can provide power.
  • the second driving mechanism 140 may be an engine or a motor.
  • the first driving mechanism 150 is an engine
  • the second driving mechanism 140 is a first motor
  • the power device may further include a controller that controls both the first driving mechanism 150 and the second driving mechanism 140 to output a driving torque to the first shaft 110, which At this time, the first driving mechanism 150 and the second driving mechanism 140 jointly provide power to the power device, which can shorten the starting acceleration time of the power device and achieve a quick start.
  • the controller may also control the first driving mechanism 150 to output a driving torque to the first shaft 110, and control the second driving mechanism 140 not to output a driving torque to the first shaft 110.
  • the controller may also control the first driving mechanism 150 not to output a driving torque to the first shaft 110, and control the second driving mechanism 140 to output a driving torque to the first shaft 110.
  • the power device may further include: a fourth shaft 160; a fifth transmission member 105 is provided on the fourth shaft 160 On the third drive mechanism 130, the output end of the third drive mechanism 130 is connected to the fourth shaft 160; the third drive mechanism 130 through the fifth The transmission member 105 and the second transmission member 102 can output a driving torque to the first driving mechanism 150, or the first driving mechanism 150 can pass the second transmission member 102 and the fifth transmission member 105 The driving torque is output to the third driving mechanism 130.
  • the output end of the third driving mechanism 130 may be directly connected to the fourth shaft 160, or may be connected to the fourth shaft 160 through other structures.
  • the power device may further include a second connection mechanism, and the output end of the third drive mechanism 130 may be connected to or separated from the fourth shaft 160 through the second connection mechanism.
  • the second connection mechanism is similar to the above-mentioned first connection mechanism, and will not be repeated here.
  • the third driving mechanism 130 when the third driving mechanism 130 can output a driving torque to the first driving mechanism 150 through the fifth transmission member 105 and the second transmission member 102, the third driving mechanism 130 The first driving mechanism 150 is powered. When the first driving mechanism 150 can output a driving torque to the third driving mechanism 130 through the second transmission member 102 and the fifth transmission member 105, the first driving mechanism 150 is the third driving The mechanism 130 provides power.
  • the structure of the third driving mechanism 130 is not limited.
  • the third driving mechanism 130 may be both an electric motor and a generator.
  • the third driving mechanism 130 is an integrated starter and generator (ISG) motor.
  • the third drive mechanism 130 is a second motor; the second motor is both an electric motor and a generator; and the first drive mechanism 150 is an engine.
  • the second electric machine can output driving torque to the engine through the fifth transmission member 105 and the second transmission member 102.
  • the second electric machine provides starting power to the engine.
  • the second transmission member 102 and The fifth transmission member 105 can output a driving torque to the second motor, and the engine can drive the second motor to generate electricity, so as to supply power to other power consumption mechanisms of the power plant.
  • the output speed of the power device can be adjusted to achieve the output speed coupling by using it in conjunction with the engine;
  • the second transmission member 102 and the first transmission member 101 can smoothly output the driving torque to the first shaft 110, and the second motor can smoothly move to the first shaft through the fifth transmission member 105, the second transmission member 102 and the first transmission member 101 110 output driving torque, the first motor, the second motor and the generator can be used together to achieve a smooth adjustment of the output torque of the power device and to realize the coupling of the output torque; thus achieving the infinitely variable speed of the power device.
  • the position of the second motor is not limited.
  • the second electric machine is located between the engine and the first electric machine.
  • the first electric machine is located between the engine and the second electric machine.
  • the structure of the fifth transmission member 105 is not limited, as long as it can be cooperatively connected with the second transmission member 102.
  • the fifth transmission member 105 is a fifth gear member; the second gear member and the fifth gear member mesh.
  • the first transmission member 101 is a ring gear fixed on the first shaft 110; the fifth transmission member 105 is fixed on the fourth shaft 160 The sun gear on the second; the second transmission member 102 is a planetary gear, which is disposed outside the second shaft through a first rotating shaft, and can rotate relative to the first rotating shaft; the first shaft 110 The axis, the axis of the second shaft 180 and the axis of the fourth shaft 160 coincide.
  • the power between the first drive mechanism 150 and the second drive mechanism 140 can be smoothly cut off and coupled, and the power output mode is more flexible; matching with the gearbox can meet the acceleration and climbing of the vehicle Slope and maximum speed requirements.
  • the power device may further include: a planet carrier 108 fixed on the second shaft 180; at least two first rotation shafts are provided on the planet carrier, and the at least two The first rotation shafts are evenly distributed along the circumferential direction of the planet carrier; the at least two first rotation shafts are respectively provided with planet wheels, and the planet wheels are respectively capable of rotating relative to the first rotation shaft.
  • the number of planet wheels is not limited.
  • the number of planet wheels is three.
  • the power device may further include: a fourth shaft 160; a fifth transmission member 105 is provided on the fourth shaft 160 On the upper side, they are respectively connected to the second transmission member 102 and the first transmission member 101; the second transmission member 102 is connected to the first transmission member 101 through the fifth transmission member 105;
  • a third driving mechanism 130 an output end of the third driving mechanism 130 is connected to the fourth shaft 160;
  • the third driving mechanism 130 can output a driving torque to the first driving mechanism 150 through the fifth transmission member 105 and the second transmission member 102; or
  • the first driving mechanism 150 can output a driving torque to the third driving mechanism 130 through the second transmission member 102 and the fifth transmission member 105.
  • the first transmission member 101 is a ring gear fixed on the first shaft 110;
  • the fifth transmission member 105 is a planetary gear,
  • the planetary gear is disposed outside the fourth shaft 160 through a second rotating shaft, and the planetary gear can rotate relative to the second rotating shaft;
  • the second transmission member 102 is a sun gear; and the first shaft 110
  • the axis, the axis of the second shaft 180 and the axis of the fourth shaft 160 coincide.
  • the sun gear, the planet gears, and the ring gear form a single-row planetary gear set.
  • the single-row planetary gear set, the third transmission member 103 and the fourth transmission member 104 form a transmission 195 of the power device to realize the speed change of the power device.
  • the structure of this transmission 195 is simple; It is more compact, which is very important for models with smaller dimensions.
  • the third transmission member 103 and the fourth transmission member 104 are also gear members, since there are no restrictions such as belts, the transmission 195 can directly withstand large torque, and the transmission efficiency is very high.
  • the power between the first drive mechanism 150 and the second drive mechanism 140 can be smoothly cut off and coupled, and the power output mode is more flexible; matching with the gearbox can meet the acceleration and climbing of the vehicle. Slope and maximum speed requirements.
  • the power device may further include: a planetary carrier 108 fixed on the fourth shaft 160; at least two second rotating shafts are provided on the planetary carrier, the at least two The second rotating shafts are evenly distributed along the circumferential direction of the planetary carrier; the at least two second rotating shafts are respectively provided with planet wheels, and the planet wheels are respectively rotatable relative to the second rotating shaft.
  • the number of planet wheels is not limited.
  • the number of planet wheels is three.
  • the first driving mechanism 150 is an engine
  • the second driving mechanism 140 is a first motor
  • the third driving mechanism 130 is a second motor
  • the power plant may further include a controller, which is electrically connected to the first motor, the engine, and the second motor, respectively, to control the operation of the first motor, the engine, and the second motor, as shown in Table 1 below:
  • Table 1 Working condition table of the controller controlling the operation of the first motor, the engine and the second motor
  • Table 1 is only exemplary working conditions based on the structure of the power plant, and those skilled in the art may also flexibly control and implement other working conditions based on the structure of the power plant according to actual needs . The following will describe in detail how the controller controls the components of the power plant to work in different working modes.
  • the second motor In the first operating condition, when the controller receives the start command, the second motor is controlled to output a driving torque to the engine through the fifth transmission member 105 and the second transmission member 102, start.
  • the start command refers to a command to start the engine.
  • the power device here has not yet traveled, and the fourth shaft 160 and the first shaft 110 are relatively stationary, that is, the fourth shaft 160 and the first shaft 110 are not rotating; the first transmission member 101 It is also relatively stationary, that is, the first transmission member 101 has not rotated; the third transmission member 103 and the fourth transmission member 104 are relatively stationary, that is, the third transmission member 103 and the fourth transmission member 104 have not rotated.
  • the second motor provides the starting torque for the engine through the fifth transmission member 105 and the second transmission member 102, replacing the traditional starting system on the engine and the magneto group, the structure is simpler, fewer parts, can reduce the engine shaft
  • the size is simple, the assembly is simple, and the manufacturing cost is lower.
  • the fourth shaft 160 is controlled to be relatively stationary, and the engine is controlled to pass the second transmission member 102 and the first transmission member 101 to the
  • the first shaft 110 outputs a first driving torque; and / or controls the first motor to output a second driving torque to the first shaft 110 in a first direction.
  • the second driving torque may be greater than the first driving torque, so that when the power plant starts, the driving force is mainly output by the first motor.
  • the first direction refers to the forward rotation direction in which the first motor advances the power device.
  • the start instruction refers to an instruction to start the operation of the power plant. It should be understood by those skilled in the art that when the power plant starts to run, in order to quickly start the power plant, the fourth shaft 160 may be controlled to be relatively stationary, that is, the fourth shaft 160 is not rotating, and the fifth transmission member 105 Without rotation, the second motor does not work.
  • the start-up acceleration time of the power device can be shortened and a quick start can be achieved.
  • the driving torque may be provided to the power device only by the engine, or the driving torque may be provided to the power device only by the first electric machine. It should be understood by those skilled in the art that when the power device starts, only the first motor provides the driving torque for the power device, the engine can be prevented from working in a state of low thermal efficiency, thereby reducing fuel consumption and pollution Emissions.
  • the controller In the third operating condition, when the controller receives the cruise command, it controls the fourth shaft to be relatively stationary, and controls the engine to pass the second transmission member 102 and the first transmission member 101 to the third A shaft 110 outputs a third driving torque; and / or controls the first motor to output a fourth driving torque to the first shaft 110 in a first direction.
  • the fourth driving torque may be smaller than the third driving torque, so that when the power plant is operating normally, the driving force is mainly output by the engine.
  • the cruise command may refer to a command to bring the power plant into a set operation state.
  • the cruise command may refer to an instruction to bring the power device into a uniform speed operation state, or may refer to an instruction to bring the power device into an accelerated operation state, or may refer to an instruction to bring the power device into an efficient operation state.
  • the high-efficiency operating state is a state where the engine is fully combusted and the thermal efficiency is high.
  • fuel consumption and pollutant emissions can be reduced.
  • the fourth shaft 160 can be controlled to be relatively stationary, that is, the fourth shaft 160 is not rotating, the fifth transmission member 105 is not rotating, and the second motor is not jobs.
  • the controller when the controller receives the cruise command, it can control the engine to output a third driving torque to the first shaft 110 through the second transmission member 102 and the first transmission member 101 to control the first
  • the motor outputs a fourth driving torque to the first shaft 110.
  • the power device may be powered only by the engine, or the power device may be powered only by the first electric machine.
  • the controller receives a braking command
  • the engine is controlled to idle, and the third shaft 120 passes through the fourth transmission member 104 and the third transmission member 103 to the third
  • a shaft 110 outputs a braking torque
  • the first shaft 110 drives the output end of the first motor to rotate, controls the first motor to generate electricity, and outputs the generated electricity to a battery
  • the first shaft 110 The first transmission member 101 and the fifth transmission member 105 drive the output end of the second motor to rotate, control the second motor to generate electricity, and output the generated electricity to the battery.
  • the power plant further includes a battery, which is connected to the first motor and the second motor, respectively.
  • the braking command refers to a command to stop the operation of the power plant.
  • the engine idling is controlled, that is, the engine is controlled not to output driving torque.
  • both the first motor and the second motor are both electric motors and generators.
  • the controller receives the braking command and controls the first motor and the second motor to generate electricity, the mechanical energy of the power device during braking can be converted into electrical energy and stored in the battery, and energy recovery can be achieved. Energy saving effect.
  • the controller when the controller receives the reverse command, the second shaft 180 is controlled to be relatively stationary, and the first motor is controlled to output a driving torque to the first shaft 110 in the second direction;
  • the second motor outputs a driving torque to the first shaft 110 through the fifth transmission member 105 and the first transmission member 101; or, controls the second motor to run idle.
  • the second shaft 180 is controlled to be relatively stationary, that is, the second shaft 180 is controlled not to rotate, and the engine is not operated.
  • the reverse command refers to a command to move the power unit backward.
  • the second motor can output the driving force to the first shaft 110 through the fifth transmission member 105, the second transmission member 102 and the first transmission member 101.
  • the second motor can output the driving force to the first shaft 110 through the fifth transmission member 105 and the first transmission member 101.
  • the second motor can also be idling without outputting driving force.
  • the second direction refers to the reverse direction in which the first motor causes the power unit to retreat.
  • the output end of the engine when the output end of the engine can be connected to or separated from the second shaft 180 through the first connection mechanism, the output end of the engine can be separated from the second shaft 180 through the first connection mechanism, Prevent the engine from reversing.
  • the second shaft 180 may be provided with a one-way bearing or one-way clutch that prevents the engine from reversing.
  • the controller when the controller receives the power storage command, the engine is controlled to output a driving torque to the second motor through the second transmission member 102 and the fifth transmission member 105.
  • the second motor generates electricity and outputs the generated electricity to the battery.
  • the power storage command refers to a command to store power for the battery of the power plant.
  • the power device further includes a battery, and the battery is respectively connected to the first motor and the second motor.
  • the second motor stores electricity for the battery, and the battery supplies power for the first motor.
  • the first motor can be controlled to work with the engine.
  • the power device can control the second motor to store electricity for the battery according to actual needs.
  • FIG. 1 to FIG. 4 are schematic structural views of the transverse power device; in FIGS. 1 and 2, the second shaft 180 serves as a driving shaft; in FIGS. 3 and 4, the second shaft 180 does not As a driving shaft, the second shaft 180 and the driving shaft 170 are connected by a sixth transmission member 106 and a seventh transmission member 107 in a mating manner.
  • 5 to 8 are schematic structural views of the power device in a vertical position; in FIGS. 5 to 8, the second shaft 180 is not used as the driving shaft, and the sixth transmission member 106 and the seventh The transmission member 107 is mated and connected.
  • the power device includes a first driving mechanism 150 and a second driving mechanism 140. Both the first driving mechanism 150 and the second driving mechanism 140 can work, and the driving equipment is used flexibly.
  • An embodiment of the present application also describes a traveling device, the traveling device includes a power device, and the power device is the above-mentioned power device implemented in the present application.
  • the driving equipment here can be ATV or ATV.
  • An embodiment of the present application also describes a control method of a power device, the power device includes the above-mentioned power device of the embodiment of the present application; wherein, the first driving mechanism 150 is an engine, and the second driving mechanism 140 It is a first motor, and the third driving mechanism 130 is a second motor; by controlling the operation of the first motor, the engine, and the second motor, the power device is in different working conditions.
  • the first driving mechanism 150 is an engine
  • the second driving mechanism 140 It is a first motor
  • the third driving mechanism 130 is a second motor
  • the control method includes:
  • the second motor When receiving the start command, the second motor is controlled to output a driving torque to the engine through the fifth transmission member 105 and the second transmission member 102, and the engine is started.
  • the start command refers to a command to start the engine.
  • the power device here has not yet traveled, and the fourth shaft 160 and the first shaft 110 are relatively stationary, that is, the fourth shaft 160 and the first shaft 110 are not rotating; the first transmission member 101 It is also relatively stationary, that is, the first transmission member 101 has not rotated; the third transmission member 103 and the fourth transmission member 104 are relatively stationary, that is, the third transmission member 103 and the fourth transmission member 104 have not rotated.
  • the second motor provides the starting torque for the engine through the fifth transmission member 105 and the second transmission member 102, replacing the traditional starting system on the engine and the magneto group, the structure is simpler, fewer parts, can reduce the engine shaft
  • the size is simple, the assembly is simple, and the manufacturing cost is lower.
  • control method may further include:
  • the fourth shaft 160 is controlled to be relatively stationary, and the engine is controlled to output a first driving torque to the first shaft 110 through the second transmission member 102 and the first transmission member 101; And / or controlling the first motor to output a second driving torque to the first shaft 110 in the first direction.
  • the second driving torque may be greater than the first driving torque, so that when the power plant starts, the driving force is mainly output by the first motor.
  • the first direction refers to the forward rotation direction in which the first motor advances the power device.
  • the start instruction refers to an instruction to start the operation of the power plant. It should be understood by those skilled in the art that when the power plant starts to run, in order to quickly start the power plant, the fourth shaft 160 may be controlled to be relatively stationary, that is, the fourth shaft 160 is not rotating, and the fifth transmission member 105 Without rotation, the second motor does not work.
  • the start-up acceleration time of the power device can be shortened to achieve a quick start.
  • the power moment may be provided to the power device only by the engine, or the power moment may be provided to the power device only by the first electric machine. It should be understood by those skilled in the art that when the power device starts, only the first motor provides the driving torque for the power device, the engine can be prevented from working in a state of low thermal efficiency, thereby reducing fuel consumption and pollution Emissions.
  • control method may further include:
  • the fourth shaft 160 is controlled to be relatively stationary, and the engine is controlled to output a third driving torque to the first shaft 110 through the second transmission member 102 and the first transmission member 101; And / or controlling the first motor to output a fourth driving torque to the first shaft 110 in the first direction.
  • the fourth driving torque may be smaller than the third driving torque, so that when the power plant is operating normally, the driving force is mainly output by the engine.
  • the cruise command may refer to a command to bring the power plant into a set operation state.
  • the cruise command may refer to an instruction to bring the power device into a constant-speed operation state, or may refer to an instruction to bring the power device into an accelerated operation state, or may refer to an instruction to bring the power device into an efficient operation state.
  • the high-efficiency operating state is a state where the engine is fully combusted and the thermal efficiency is high.
  • fuel consumption and pollutant emissions can be reduced.
  • the fourth shaft 160 can be controlled to be relatively stationary, that is, the fourth shaft 160 is not rotating, the fifth transmission member 105 is not rotating, and the second motor is not jobs.
  • the power device further includes a battery, and the battery is respectively connected to the first motor and the second motor;
  • the control method further includes:
  • the engine When a braking command is received, the engine is controlled to idle, and the third shaft 120 outputs a braking torque to the first shaft 110 through the fourth transmission member 104 and the third transmission member 103.
  • the first shaft 110 drives the output end of the first motor to rotate, controls the first motor to generate electricity, and outputs the generated electricity to the battery; the first shaft 110 passes through the first transmission member 101 and the
  • the fifth transmission member 105 drives the output end of the second motor to rotate, controls the second motor to generate electricity, and outputs the generated electricity to the battery.
  • the power plant further includes a battery, which is connected to the first motor and the second motor, respectively.
  • the braking command refers to a command to stop the operation of the power plant.
  • the engine idling is controlled, that is, the engine is controlled not to output driving torque.
  • both the first motor and the second motor are both electric motors and generators.
  • the controller receives the braking command and controls the first motor and the second motor to generate electricity, the mechanical energy of the power device during braking can be converted into electrical energy and stored in the battery, and energy recovery can be achieved. Energy saving effect.
  • the power device further includes a battery, and the battery is connected to the second motor;
  • the control method further includes:
  • the second shaft 180 is controlled to be relatively stationary, the first motor is controlled to output a driving torque to the first shaft 110 in the second direction; the second motor is controlled to pass the fifth transmission The member 105 and the first transmission member 101 output a driving torque to the first shaft 110; or, control the idling of the second motor.
  • the second shaft 180 is controlled to be relatively stationary, that is, the second shaft 180 is controlled not to rotate, and the engine is not operated.
  • the reverse command refers to a command to move the power unit backward.
  • the second motor can output the driving force to the first shaft 110 through the fifth transmission member 105, the second transmission member 102 and the first transmission member 101.
  • the second motor can output the driving force to the first shaft 110 through the fifth transmission member 105 and the first transmission member 101.
  • the second motor can also be idling without outputting driving force.
  • the second direction refers to the reverse direction in which the first motor causes the power unit to retreat.
  • the output end of the engine when the output end of the engine can be connected to or separated from the second shaft 180 through the first connection mechanism, the output end of the engine can be separated from the second shaft 180 through the first connection mechanism, Can prevent the engine from reversing.
  • the second shaft 180 may be provided with a one-way bearing or one-way clutch that prevents the engine from reversing.
  • the power device further includes a battery, and the battery is connected to the second motor;
  • the control method further includes:
  • the engine When receiving the power storage instruction, the engine is controlled to output a driving torque to the second motor through the second transmission member 102 and the fifth transmission member 105, the second motor generates electricity, and sends the The electrical output is to the battery.
  • the power storage command refers to a command to store power for the battery of the power plant.
  • the power device further includes a battery, and the battery is respectively connected to the first motor and the second motor.
  • the second motor stores electricity for the battery, and the battery supplies power for the first motor.
  • the first motor can be controlled to work with the engine.
  • the power device can control the second motor to store electricity for the battery according to actual needs.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

La présente invention concerne un dispositif d'alimentation comprenant un premier arbre ; un premier élément de transmission disposé sur le premier arbre ; un deuxième arbre ; un deuxième élément de transmission, disposé sur le deuxième arbre, et raccordé au premier élément de transmission de manière coordonnée ; un premier mécanisme d'entraînement, une extrémité de sortie du premier mécanisme d'entraînement étant raccordée au deuxième arbre ; un second mécanisme d'entraînement, une extrémité de sortie du second mécanisme d'entraînement étant raccordée de manière fixe au premier arbre ; un troisième élément de transmission disposé sur le premier arbre ; un troisième arbre ; et un quatrième élément de transmission, disposé sur le troisième arbre, et raccordé au troisième élément de transmission d'une manière coordonnée. Le premier mécanisme d'entraînement fournit un couple d'entraînement au premier arbre au moyen du deuxième élément de transmission et du premier élément de transmission. Le second mécanisme d'entraînement fournit un couple d'entraînement au premier arbre. Le premier arbre met en rotation le troisième arbre au moyen du troisième élément de transmission et du quatrième élément de transmission. Le dispositif d'alimentation est pourvu de deux mécanismes d'entraînement, de telle sorte qu'un appareil de déplacement peut être actionné de manière flexible.
PCT/CN2019/118377 2018-11-19 2019-11-14 Dispositif d'alimentation, procédé de commande de dispositif d'alimentation, et appareil de déplacement WO2020103756A1 (fr)

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CN201811374229.6A CN111196149A (zh) 2018-11-19 2018-11-19 动力装置、动力装置的控制方法及行驶设备
CN201811374229.6 2018-11-19

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CN115157998A (zh) * 2022-06-29 2022-10-11 中国第一汽车股份有限公司 一种车辆的混动系统、车辆以及车辆的控制方法

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