WO2022210400A1 - Dispositif de commande de puissance - Google Patents

Dispositif de commande de puissance Download PDF

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Publication number
WO2022210400A1
WO2022210400A1 PCT/JP2022/014560 JP2022014560W WO2022210400A1 WO 2022210400 A1 WO2022210400 A1 WO 2022210400A1 JP 2022014560 W JP2022014560 W JP 2022014560W WO 2022210400 A1 WO2022210400 A1 WO 2022210400A1
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WO
WIPO (PCT)
Prior art keywords
bodywork
vehicle
power
output
drive motor
Prior art date
Application number
PCT/JP2022/014560
Other languages
English (en)
Japanese (ja)
Inventor
直樹 坪谷
Original Assignee
いすゞ自動車株式会社
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 いすゞ自動車株式会社 filed Critical いすゞ自動車株式会社
Publication of WO2022210400A1 publication Critical patent/WO2022210400A1/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
    • B60K17/28—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or type of power take-off
    • 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
    • B60K25/00—Auxiliary drives
    • 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
    • B60L1/00—Supplying electric power to auxiliary equipment of vehicles
    • 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

Definitions

  • the present invention relates to a power control device.
  • a PTO (Power Take-Off) device is used to extract power from a motor for driving the vehicle to drive a bodywork device of the vehicle (see, for example, Patent Document 1). ).
  • Vehicles are equipped with various types of bodywork with different driving forces, and it is required to be able to drive both bodywork with small driving force and bodywork with large driving force. Since an electric vehicle does not have a flywheel like an engine vehicle, in order to cope with a bodywork device with a small driving force, a motor with a small output should be used for the PTO in addition to the motor for driving the vehicle. should be set as However, if a motor with a small output is provided as a PTO motor, a large output cannot be obtained from the PTO motor, and a problem arises in that a bodywork with a large driving force cannot be driven.
  • the present invention has been made in view of these points, and it is an object of the present invention to be able to drive both a bodywork device with a small driving force and a bodywork device with a large driving force in an electric vehicle.
  • a power control apparatus comprises a bodywork device, a vehicle drive motor that drives a vehicle and supplies power to the bodywork device, a vehicle drive motor that has a lower output than the vehicle drive motor, Power for controlling power supplied to the bodywork from the bodywork drive motor and the vehicle drive motor, provided in the vehicle having a bodywork drive motor for supplying power to the bodywork.
  • a control device comprising: a specifying unit for specifying a required output amount, which is a power output amount required by the bodywork; Power to be supplied to the bodywork is output to the vehicle body drive motor, and when the required output amount specified by the specifying unit is equal to or greater than a predetermined threshold, power to be supplied to the bodywork device is output to the vehicle drive motor. and an output control unit that causes
  • the specifying unit specifies the load torque of the vehicle driving motor, specifies the efficiency of the vehicle driving motor based on the specified load torque, and the output control unit controls the requested output specified by the specifying unit. causing the vehicle drive motor to output power to be supplied to the mounting device when the efficiency of the vehicle drive motor specified by the specifying unit is equal to or higher than a predetermined efficiency when the amount of force is equal to or greater than the predetermined threshold; When the efficiency of the vehicle drive motor is less than a predetermined efficiency, the power supplied to the bodywork device may be output from the bodywork drive motor and the vehicle drive motor.
  • the output control unit indicates the relationship between the load torque and the efficiency of the bodywork drive motor when causing the bodywork drive motor and the vehicle drive motor to output the power to be supplied to the bodywork.
  • the bodywork device is controlled by each of the vehicle body driving motor and the vehicle driving motor.
  • the motor for driving the bodywork is adjusted so that the sum of the output amounts of the power output to the bodywork drive motor becomes the required output amount, and the sum of the efficiency of the motor for driving the bodywork and the efficiency of the motor for driving the vehicle becomes the highest. Power output to the bodywork device from each of the motor and the vehicle driving motor may be adjusted.
  • the requested output amount is output by the requested output amount, the driving power output by the vehicle driving motor for driving the vehicle, and the vehicle driving motor and the bodywork driving motor.
  • the output control unit specifies the running power of the vehicle driving motor, and stores the requested output amount specified by the specifying unit and the specified running power in association with each other in the storage unit.
  • a combination of the output amounts may be specified, and power to be supplied to the bodywork may be output from the bodywork drive motor and the vehicle drive motor based on the combination.
  • FIG. 1 is a diagram schematically showing the internal configuration of a vehicle V according to this embodiment.
  • a power control apparatus 10 according to the present embodiment is mounted on a vehicle V, which is an electric vehicle having a bodywork 6 .
  • the power control device 10 is a device that controls the power output to the mounting device 6 from the vehicle driving motor 3 of the vehicle V and the mounting motor 4 having a lower output than the vehicle driving motor 3 .
  • the power control device 10 specifies the required output amount, which is the power output amount required by the bodywork device 6 .
  • the power control device 10 causes the bodywork drive motor 4 to output the power to be supplied to the bodywork 6 when the required output is smaller than a predetermined threshold, and the bodywork 6 when the output amount is equal to or greater than the predetermined threshold. to the vehicle drive motor 3.
  • the power control device 10 can drive both a bodywork device with low power consumption and a bodywork device with high power consumption.
  • a vehicle V includes a battery 1, an inverter 2, a vehicle drive motor 3, a bodywork drive motor 4, a power take-off device 5, a bodywork device 6, and a power control device 10.
  • the battery 1 is connected to the inverter 2 and supplies current to the vehicle drive motor 3 and the vehicle body drive motor 4 via the inverter 2 .
  • one battery 1 supplies current to the vehicle drive motor 3 and the bodywork drive motor 4, but the present invention is not limited to this.
  • a battery 1 may be provided for each of the vehicle drive motor 3 and the bodywork drive motor 4 .
  • the inverter 2 is connected to the battery 1 , the vehicle drive motor 3 , the bodywork drive motor 4 , and the power control device 10 .
  • the inverter 2 converts a direct current output from the battery 1 into an alternating current, and outputs the alternating current to the vehicle driving motor 3 and the bodywork driving motor 4 .
  • the inverter 2 controls the amount of current supplied from the battery 1 to the vehicle drive motor 3 and the bodywork drive motor 4 under the control of the power control device 10 .
  • the inverter 2 is connected to a travel control device (not shown) that controls travel of the vehicle, and controls the amount of current supplied to the vehicle drive motor 3 under the control of the travel control device.
  • a travel control device not shown
  • one inverter 2 supplies current to the vehicle drive motor 3 and the vehicle body drive motor 4, but the present invention is not limited to this.
  • an inverter 2 may be provided for each of the vehicle drive motor 3 and the vehicle body drive motor 4 .
  • the vehicle drive motor 3 drives the vehicle V and supplies power to the mounting device 6 .
  • the vehicle drive motor 3 is connected to the inverter 2 and a transmission (not shown).
  • the vehicle drive motor 3 is driven by a current supplied from the inverter 2 under the control of the travel control device, and generates torque as power. Power generated by the vehicle driving motor 3 is transmitted to wheels (not shown) via a transmission (not shown).
  • the vehicle drive motor 3 is driven by the current supplied from the inverter 2 under the control of the power control device 10 to generate power. Power generated by the vehicle driving motor 3 is taken out by a power take-off device 5 connected to a transmission (not shown) and output to a bodywork device 6 .
  • the bodywork drive motor 4 supplies power to the bodywork device 6 .
  • the vehicle body drive motor 4 is connected to the inverter 2 and the power take-off device 5 . It is assumed that the maximum output of the vehicle-driving motor 4 is smaller than the maximum output of the vehicle-driving motor 3 .
  • the vehicle body drive motor 4 is driven by current supplied from the inverter 2 under the control of the power control device 10, and generates rotational force as power.
  • the power generated by the vehicle body drive motor 4 is taken out by the power take-off device 5 and output to the vehicle body device 6 .
  • the power takeoff device 5 is, for example, a transmission side PTO device.
  • the power take-off device 5 takes out power from the vehicle drive motor 3 , takes out power from the bodywork drive motor 4 , and outputs the takeout power to the bodywork device 6 .
  • the power take-off device 5 has, for example, a power combining mechanism such as a planetary gear mechanism, and combines the power taken from the vehicle driving motor 3 and the power output from the vehicle body driving motor 4, The combined power is output to the bodywork 6 . Further, the power take-off device 5 extracts power from the vehicle body drive motor 4 and outputs the power taken from the vehicle body drive motor 4 to the body device 6 as it is when power is not taken from the vehicle drive motor 3 . do. Further, when the power take-off device 5 does not take out the power from the vehicle drive motor 4 and takes out the power from the vehicle drive motor 3, the power taken out from the vehicle drive motor 3 is transferred to the bodywork device 6 as it is. Output.
  • a power combining mechanism such as a planetary gear mechanism
  • the mounting device 6 is, for example, a fire extinguisher, a garbage collection device, a transporting device having a transporting mechanism for transporting earth and sand, etc., and a transporting device for transporting a heavy machine etc. with a crane mechanism. different.
  • the mounting device 6 is driven by power output from the power take-off device 5 .
  • the mounting device 6 has an operation unit, and outputs an output command value indicating the amount of power to be output to the power take-off device 5 to the power control device 10 according to the operation of the operation unit.
  • the operation unit of the bodywork device 6 may be provided on the bodywork device 6 or may be provided at a position different from the installation position of the bodywork device 6 on the vehicle V. FIG.
  • An actuator (not shown) is provided between the power take-off device 5 and the mounting device 6 to correspond to the mode of power used in the mounting device 6 (for example, linear motion or rotary motion). may Then, the actuator may convert the power output from the power take-off device 5 into a different form of power and output it to the bodywork device 6 .
  • the power control device 10 has a communication section 11, a storage section 12, and a control section 13, as shown in FIG.
  • the control unit 13 has a specifying unit 131 and an output control unit 132 .
  • the communication unit 11 is a communication interface that communicates with the inverter 2, the power take-off device 5, and the bodywork device 6 via a communication network such as a CAN (Controller Area Network) provided in the vehicle V.
  • a communication network such as a CAN (Controller Area Network) provided in the vehicle V.
  • the storage unit 12 is, for example, ROM (Read Only Memory) or RAM (Random Access Memory).
  • the storage unit 12 stores various programs for causing the control unit 13 to function.
  • the storage unit 12 stores a program that causes the control unit 13 to function as the specifying unit 131 and the output control unit 132 .
  • the storage unit 12 also stores first characteristic information indicating the relationship between the load torque and efficiency of the vehicle drive motor 4 and second characteristic information indicating the relationship between the load torque and efficiency of the vehicle drive motor 3.
  • first characteristic information indicating the relationship between the load torque and efficiency of the vehicle drive motor 4
  • second characteristic information indicating the relationship between the load torque and efficiency of the vehicle drive motor 3.
  • the control unit 13 is a computational resource including a processor such as a CPU (Central Processing Unit) (not shown).
  • the control unit 13 functions as an identification unit 131 and an output control unit 132 by executing programs stored in the storage unit 12 .
  • the specifying unit 131 specifies the required output amount, which is the power output amount required by the bodywork 6 . Specifically, the specifying unit 131 specifies the required output amount by receiving the output command value from the bodywork 6 via the communication unit 11 .
  • the identifying unit 131 also identifies the load torque of the vehicle driving motor 3 and identifies the efficiency of the vehicle driving motor 3 based on the identified load torque. For example, the identification unit 131 identifies the load torque based on the current value of the current supplied to the vehicle drive motor 3 .
  • the specifying unit 131 refers to the second characteristic information indicating the relationship between the load torque and the efficiency of the vehicle driving motor 3 stored in the storage unit 12 and specifies the efficiency corresponding to the specified load torque.
  • the output control unit 132 controls the output of the power of the vehicle drive motor 3 and the power of the vehicle body drive motor 4 to the bodywork device 6 based on the requested output amount specified by the specification unit 131 . Specifically, when the required output amount specified by the specifying unit 131 is smaller than a predetermined threshold, the output control unit 132 causes the bodywork drive motor 4 to output the power to be supplied to the bodywork device 6, and the specifying unit 131 is greater than or equal to a predetermined threshold, causes the vehicle drive motor 3 to output the power to be supplied to the bodywork device 6 .
  • the output control unit 132 When causing the bodywork drive motor 4 to output power, the output control unit 132 specifies the current value when the bodywork drive motor 4 outputs power corresponding to the required output amount, and controls the inverter 2. , supplies a current of the current value to the bodywork drive motor 4 .
  • the output control unit 132 When causing the vehicle drive motor 3 to output power, the output control unit 132 cooperates with the travel control device to control the travel power, which is the power output by the vehicle drive motor 3 for travel, and the required output amount. Specify the current value when outputting the power that is the sum of the power corresponding to .
  • the output control unit 132 cooperates with the travel control device to control the inverter 2 and supply the vehicle drive motor 3 with the specified current value.
  • the output control unit 132 sets the predetermined threshold to the bodywork drive motor 4 based on first characteristic information indicating the relationship between the load torque (output amount) and the efficiency of the bodywork drive motor 4, for example. may be set to an output amount when the efficiency of is equal to or lower than the first efficiency.
  • the output control unit 132 controls the bodywork device when the efficiency of the vehicle driving motor 3 specified by the specifying unit 131 is equal to or higher than a predetermined efficiency. 6 is controlled to be output to the vehicle driving motor 3 and not to be output to the vehicle body driving motor 4. - ⁇ Further, when the efficiency of the vehicle drive motor 3 specified by the specification unit 131 is less than the predetermined efficiency, the output control unit 132 selects the power supplied to the bodywork device 6 from the vehicle body drive motor 4 and the vehicle drive motor 3 . output to
  • the power control device 10 operates the vehicle body drive motor 4 when the efficiency of the vehicle drive motor 3 is likely to decrease due to the supply of power to the bodywork device 6. An increase in the load torque applied to the motor 3 can be suppressed, and a decrease in efficiency of the vehicle drive motor 3 can be suppressed.
  • the output control unit 132 outputs power to the bodywork drive motor 4 and the vehicle drive motor 3 when the power supplied to the bodywork device 6 is output to the bodywork drive motor 4 and the vehicle drive motor 3 .
  • the power output to the bodywork 6 from each of the bodywork drive motor 4 and the vehicle drive motor 3 is such that the sum of the output amounts of the power output from each to the bodywork 6 becomes the required output amount. to adjust.
  • the output control unit 132 controls the first characteristic information, which is stored in the storage unit 12 and indicates the relationship between the load torque and the efficiency of the vehicle drive motor 4, and the load torque of the vehicle drive motor 3. and the second characteristic information indicating the relationship between the vehicle body drive motor 4 and the vehicle drive motor 4 so that the sum of the efficiency of the vehicle body drive motor 4 and the vehicle drive motor 3 is maximized.
  • the power output to the bodywork 6 from each of the drive motors 3 is adjusted.
  • the output control unit 132 controls the sum of the load torque when the sum of the output amounts of the power output to the bodywork 6 from the bodywork drive motor 4 and the vehicle drive motor 3 is the required output amount. identify. Then, the output control unit 132 controls the load torque of the vehicle body driving motor 4 and the vehicle when the sum of the load torques applied to the vehicle body driving motor 4 and the vehicle driving motor 3 is equal to the sum of the specified load torques. A plurality of combinations of two load torques applied to each of the driving motors 3 is specified. The output control unit 132 specifies the sum of efficiencies for each of the specified combinations based on the first characteristic information and the second characteristic information.
  • the output control unit 132 specifies the combination of the load torques (output amounts) that maximizes the sum of the efficiencies, thereby maximizing the sum of the efficiency of the vehicle body driving motor 4 and the efficiency of the vehicle driving motor 3. Identify combinations of high output quantities. By doing so, the power control device 10 can supply power to the mounting device 6 with high efficiency.
  • the storage unit 12 stores a required output amount for outputting power to each of the vehicle body driving motor 4 and the vehicle driving motor 3, and a required output amount when the vehicle driving motor 3 is used to drive the vehicle. and the efficiency of the vehicle drive motor 4 and the efficiency of the vehicle drive motor 3 when the required output amount is output from the vehicle body drive motor 4 and the vehicle drive motor 3.
  • Combination information that associates the combination of the output amounts of the vehicle-driving motor 3 and the vehicle-driving motor 3 with the combination that maximizes the sum may be stored.
  • the output control unit 132 refers to the combination information, identifies the combination of the required output amount and the output amount associated with the identified traveling power, and based on the combination, supplies the power to the bodywork device 6. may be output to the mounting drive motor 4 and the vehicle drive motor 3 . By doing so, the power control device 10 can suppress the load on specifying the combination of the output amounts.
  • the combination of the output amounts of the two motors which is associated with the required output amount and the power output by the vehicle driving motor 3 for running the vehicle, is the sum of the efficiencies of the two motors. It is not limited to the combination of the maximum output amount.
  • the combination of the output amount of the two motors, which is associated with the power output by the vehicle driving motor 3 for running the vehicle is determined to be suitable for running the vehicle in advance. It is good also as a combination.
  • the output control unit 132 controls the vehicle body drive motor 4 so that the sum of the efficiencies of the vehicle body drive motor 4 and the vehicle drive motor 3 is maximized.
  • the present invention is not limited to this.
  • the output control unit 132 controls the vehicle body driving motor 4 and the vehicle driving motor 3 so that the sum of the efficiencies of the vehicle body driving motor 4 and the vehicle driving motor 3 is maximized. 3, the amount of power output from the motor for driving the bodywork 4 to the bodywork 6 may be increased compared to the case where the power output to the bodywork 6 is adjusted.
  • the output control unit 132 outputs power from the bodywork drive motor 4 and the vehicle drive motor 3 respectively.
  • the amount of power output from the bodywork drive motor 4 to the bodywork device 6 may be increased compared to the case where the power output to the bodywork 6 is adjusted. By doing so, the vehicle drive motor 3 can be prioritized over the running of the vehicle V. As shown in FIG.
  • FIG. 3 is a flowchart showing an example of the flow of processing in the power control device 10 according to this embodiment.
  • the specifying unit 131 specifies a required output amount, which is the power output amount required by the bodywork 6 (S1).
  • the output control unit 132 determines whether or not the requested output amount specified in S1 is less than a predetermined threshold (S2). If the output control unit 132 determines that the requested output amount is less than the predetermined threshold, the process proceeds to S3, and if it determines that the requested output amount is equal to or greater than the predetermined threshold, the process proceeds to S4.
  • the output control unit 132 controls the inverter 2 to supply the vehicle body drive motor 4 with a current corresponding to the required output amount, the vehicle body drive motor 4 , and the vehicle body device 6 . output power to
  • the identification unit 131 identifies the efficiency of the vehicle drive motor 3 . Subsequently, the output control unit 132 determines whether or not the efficiency of the vehicle drive motor 3 specified in S4 is equal to or higher than a predetermined efficiency (S5). If the output control unit 132 determines that the efficiency of the vehicle drive motor 3 is equal to or higher than the predetermined efficiency, the process proceeds to S6, and if it determines that the efficiency of the vehicle drive motor 3 is less than the predetermined efficiency, the process proceeds to S7.
  • a predetermined efficiency S5
  • the output control unit 132 specifies the current value when outputting power corresponding to the required output amount in addition to the power output by the vehicle driving motor 3 for running, and controls the inverter 2. , the specified current value is supplied to the vehicle drive motor 3 to cause the vehicle drive motor 3 to output power to be supplied to the bodywork 6 .
  • the output control section 132 controls the inverter 2 so that the sum of the power output amounts output from the bodywork drive motor 4 and the vehicle drive motor 3 to the bodywork device 6 reaches the required output amount.
  • the power to be supplied to the mounting device 6 is output from each of the mounting drive motor 4 and the vehicle driving motor 3 so that .
  • the power control apparatus 10 reduces the power supplied to the bodywork 6 when the requested output amount, which is the output amount of power requested by the bodywork 6, is smaller than a predetermined threshold value. If the required output amount is equal to or greater than a predetermined threshold value, the vehicle drive motor 3 is caused to output the power to be supplied to the bodywork device 6 . By doing so, the power control device 10 can drive both a bodywork device that consumes less power and a bodywork device that consumes more power in the vehicle V, which is an electric vehicle.

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  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
  • Arrangement And Driving Of Transmission Devices (AREA)

Abstract

Un dispositif de commande de puissance (10) est disposé dans un véhicule (V) comportant un dispositif de suspension (6), un moteur d'entraînement de véhicule (3) qui entraîne le véhicule (V) et fournit également une puissance au dispositif de suspension (6) et un moteur d'entraînement de suspension (4) qui présente une sortie inférieure à celle du moteur d'entraînement de véhicule (3) et qui fournit une puissance au dispositif de suspension (6), le dispositif de commande de puissance commandant la puissance fournie au dispositif de suspension (6) à partir du moteur d'entraînement de suspension (4) et du moteur d'entraînement de véhicule (3), le dispositif de commande de puissance (10) étant doté : d'une unité de spécification (131) qui spécifie un niveau de sortie demandé qui est le niveau de sortie de puissance demandé par le dispositif de suspension (6) ; et d'une unité de commande de sortie (132) qui amène le moteur d'entraînement de suspension (4) à délivrer une puissance devant être fournie au dispositif de suspension (6) si le niveau de sortie demandé spécifié par l'unité de spécification (131) est inférieur à un seuil prescrit et amène le moteur d'entraînement de véhicule (63) à délivrer une puissance devant être fournie au dispositif de suspension (6) si le niveau de sortie demandé spécifié par l'unité de spécification (131) est égal ou supérieur au seuil prescrit.
PCT/JP2022/014560 2021-03-29 2022-03-25 Dispositif de commande de puissance WO2022210400A1 (fr)

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Application Number Priority Date Filing Date Title
JP2021-055077 2021-03-29
JP2021055077A JP2022152344A (ja) 2021-03-29 2021-03-29 動力制御装置

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WO2022210400A1 true WO2022210400A1 (fr) 2022-10-06

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4844348Y1 (fr) * 1968-07-20 1973-12-20
JP2002356116A (ja) * 2001-05-30 2002-12-10 Iseki & Co Ltd 電動式動力車両
JP2013141875A (ja) * 2012-01-10 2013-07-22 Kubota Corp 電動トラクタ
CN110861489A (zh) * 2018-08-27 2020-03-06 郑州宇通客车股份有限公司 一种电动环卫车的动力系统
US20200391582A1 (en) * 2019-06-13 2020-12-17 Dana Italia S.R.L. Dual motor electric driveline

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4844348Y1 (fr) * 1968-07-20 1973-12-20
JP2002356116A (ja) * 2001-05-30 2002-12-10 Iseki & Co Ltd 電動式動力車両
JP2013141875A (ja) * 2012-01-10 2013-07-22 Kubota Corp 電動トラクタ
CN110861489A (zh) * 2018-08-27 2020-03-06 郑州宇通客车股份有限公司 一种电动环卫车的动力系统
US20200391582A1 (en) * 2019-06-13 2020-12-17 Dana Italia S.R.L. Dual motor electric driveline

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