WO2021240857A1 - 電動カートの利用管理装置及び利用管理システム、プログラム、並びに、電動カートの利用管理方法 - Google Patents
電動カートの利用管理装置及び利用管理システム、プログラム、並びに、電動カートの利用管理方法 Download PDFInfo
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- WO2021240857A1 WO2021240857A1 PCT/JP2020/048932 JP2020048932W WO2021240857A1 WO 2021240857 A1 WO2021240857 A1 WO 2021240857A1 JP 2020048932 W JP2020048932 W JP 2020048932W WO 2021240857 A1 WO2021240857 A1 WO 2021240857A1
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- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- 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
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- 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
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- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
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- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
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- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
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- H02J7/007—Regulation of charging or discharging current or voltage
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- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
Definitions
- This disclosure relates to a usage management device and a usage management system for an electric cart, a program, and a usage management method for the electric cart.
- Patent Document 1 discloses a remote control system for electric vehicles.
- the remote control system includes a detection unit arranged in a predetermined facility such as a charging station of a vehicle, and a remote control device arranged in a predetermined building capable of communicating with the facility.
- the detection unit detects the remaining battery level of the vehicle based on the information received from the vehicle, and transmits the detection result to the remote control device. If the remaining amount of the battery is equal to or less than a predetermined threshold value, the remote control device transmits control information for charging the battery to the vehicle via the above facility.
- the vehicle that has received the control information executes the battery charging operation using the non-contact charging equipment of the above facility.
- the components of the system include a detector in a facility, a remote control device in a building, a communication device between facilities and buildings, and communication between vehicles and facilities. Equipment etc. are required. Therefore, if the remote control system is to be diverted to battery management of an electric cart such as a senior car (registered trademark), the system configuration becomes complicated.
- This disclosure provides a technology that can easily and effectively prevent a power shortage of an electric cart.
- the electric cart utilization management device is an electric cart utilization management device in which a traveling motor is driven by electric power supplied from a battery, and the electric cart is used. Whether or not the battery needs to be charged based on the driving information acquisition unit that acquires the next scheduled driving information, the remaining amount information acquisition unit that acquires the remaining amount information of the battery, and the scheduled driving information and the remaining amount information.
- the determination unit determines that charging of the battery is unnecessary, the determination unit executes an allowable control that allows the driving of the traveling motor, and the determination unit determines that the battery needs to be charged. If this is the case, a control unit for executing prohibition control for prohibiting the driving of the traveling motor is provided.
- FIG. 1 It is a block diagram which simplifies the configuration of the utilization management apparatus of the electric cart which concerns on embodiment of this invention. It is a figure which shows the structure of an external terminal simplified. It is a figure which shows an example of the action schedule stored in the memory of a usage management apparatus. It is a sequence diagram which shows the outline of the processing sequence of an electric cart and an external terminal. It is a flowchart which shows the processing content in the electric cart with respect to the processing up to the transmission of the prohibition notice in the processing sequence shown in FIG. It is a figure which shows an example of the output mode of the broadcast information by an information output part. It is a flowchart which shows the processing content in the external terminal about the notification processing of prohibition control among the processing sequence shown in FIG.
- the remote control system for an electric vehicle disclosed in Patent Document 1 includes a detection unit arranged in a predetermined facility such as a charging station of a vehicle and a remote control device arranged in a predetermined building capable of communicating with the facility. And have.
- the detection unit detects the remaining battery level of the vehicle based on the information received from the vehicle, and transmits the detection result to the remote control device. If the remaining amount of the battery is equal to or less than a predetermined threshold value, the remote control device transmits control information for charging the battery to the vehicle via the above facility.
- the vehicle that has received the control information executes the battery charging operation using the non-contact charging equipment of the above facility.
- a detection unit in the facility a remote control device in the building, a communication device between the facility and the building, a communication device between the vehicle and the facility, and the like are required, and the system configuration is large. Therefore, if the remote control system is to be diverted to battery management of an electric cart, the system configuration becomes complicated and the system introduction cost increases. Moreover, unlike electric vehicles, which are used for many purposes such as commuting, shopping, and leisure, electric carts are often used as a means of transportation in daily life within a limited living area around the user's home. Therefore, behavior patterns such as destinations and days of the week are often fixed to some extent.
- the present inventor manages the scheduled running information of the electric cart, determines whether or not the battery needs to be charged based on the scheduled running information and the remaining battery level information, and charges the battery.
- We have come up with the present disclosure based on the finding that it is possible to easily and effectively prevent the power shortage of the electric cart by prohibiting the driving of the traveling motor of the electric cart when it is determined to be necessary.
- the electric cart usage management device is an electric cart usage management device in which a traveling motor is driven by electric power supplied from a battery, and acquires the next scheduled traveling information of the electric cart.
- a driving information acquisition unit a remaining amount information acquisition unit that acquires the remaining amount information of the battery, a determination unit that determines whether or not the battery needs to be charged based on the scheduled driving information and the remaining amount information, and the above.
- the determination unit determines that charging of the battery is unnecessary, the permissible control for allowing the drive of the traveling motor is executed, and when the determination unit determines that charging of the battery is necessary, the traveling motor is executed. It is provided with a control unit for executing prohibition control for prohibiting the driving of the battery.
- the determination unit determines whether or not the battery needs to be charged based on the scheduled driving information and the remaining amount information, and the control unit determines that the battery needs to be charged when the determination unit determines that the battery needs to be charged.
- Executes prohibition control that prohibits driving of the traction motor. In this way, when it is determined that the battery needs to be charged based on the scheduled driving information and the remaining amount information, the driving of the traveling motor is prohibited and the going out is restricted, so that the electric cart is out of power while going out. Can be easily and effectively prevented from occurring.
- a transmission unit that transmits a prohibition notification indicating that the control unit is executing the prohibition control to a pre-registered external terminal and a release command for canceling the prohibition control are received from the external terminal. Further, the control unit may execute the permissible control when the receiving unit receives the release command.
- the prohibition notification is transmitted to a pre-registered external terminal (for example, a family's mobile terminal), so that the owner of the external terminal (for example, the family) who received the prohibition notification performs the battery charging work. be able to.
- a release command is transmitted from the external terminal, and when the receiving unit of the electric cart receives the release command, the control unit executes the allowable control, so that the user can use the electric cart. Can be used.
- the transmission unit may further transmit the planned mileage in the next run of the electric cart and the mileage based on the current remaining amount of the battery to the external terminal.
- the planned mileage and the mileage of the electric cart are transmitted to the external terminal, and by providing this information to the owner of the external terminal, the battery can be promptly sent to the owner. It is possible to encourage the charging work of.
- the transmission unit may further transmit the planned power consumption in the next run of the electric cart and the current remaining amount of the battery to the external terminal.
- the estimated power consumption of the electric cart and the remaining battery level are transmitted to the external terminal. Therefore, by providing this information to the owner of the external terminal, the owner of the external terminal can be promptly notified. Can encourage the battery to be charged.
- the control unit when the remaining amount of the battery becomes equal to or more than the planned power consumption in the next running of the electric cart after the execution of the prohibition control is started, the control unit performs the allowable control. Just do it.
- the control unit performs permissible control when the remaining battery level exceeds the planned power consumption, regardless of whether or not the reception unit of the electric cart receives the release command from the external terminal. Run. Therefore, even if the release command is not received from the external terminal due to a communication error or the like, the user can use the electric cart if the battery is sufficiently charged.
- an information output unit that outputs notification information indicating that the control unit is executing the prohibition control.
- the information output unit outputs notification information indicating that the control unit is executing the prohibition control. Therefore, the user confirms this notification information to indicate that the electric cart is not out of order. Can be recognized.
- the information storage unit for storing the behavior pattern information of the electric cart created in advance may be further provided, and the travel information acquisition unit may acquire the scheduled travel information based on the behavior pattern information.
- the driving information acquisition unit acquires the scheduled driving information based on the behavior pattern information stored in the information storage unit. Since electric carts are often used as a means of transportation in daily life within a limited living area around the user's home, behavior patterns such as destinations and days of the week are often fixed to some extent. Therefore, it is possible to create behavior pattern information indicating the behavior pattern in advance, and the driving information acquisition unit can acquire accurate scheduled driving information according to the user's behavior pattern by referring to the behavior pattern information. It becomes possible to do.
- the prediction model storage unit for storing the behavior prediction model of the electric cart created in advance is further provided, and the travel information acquisition unit is based on the current time information and the behavior prediction model. You just have to get.
- the driving information acquisition unit acquires scheduled driving information based on the behavior prediction model stored in the information storage unit. Since electric carts are often used as a means of transportation in daily life within a limited living area around the user's home, behavior patterns such as destinations and days of the week are often fixed to some extent. Therefore, it is possible to create a behavior prediction model that predicts the behavior pattern in advance by machine learning, and the driving information acquisition unit refers to the behavior prediction model to make an accurate schedule according to the user's behavior pattern. It is possible to acquire driving information.
- the electric cart usage management system is an electric cart usage management system in which a traveling motor is driven by electric power supplied from a battery, and acquires the next scheduled traveling information of the electric cart.
- a driving information acquisition unit a remaining amount information acquisition unit that acquires the remaining amount information of the battery, a determination unit that determines whether or not the battery needs to be charged based on the scheduled driving information and the remaining amount information, and the above.
- the determination unit determines that charging of the battery is unnecessary, the permissible control for allowing the drive of the traveling motor is executed, and when the determination unit determines that charging of the battery is necessary, the traveling motor is executed. It is provided with a control unit for executing prohibition control for prohibiting the driving of the battery.
- the determination unit determines whether or not the battery needs to be charged based on the scheduled driving information and the remaining amount information, and the control unit determines that the battery needs to be charged when the determination unit determines that the battery needs to be charged.
- Executes prohibition control that prohibits driving of the traction motor. In this way, when it is determined that the battery needs to be charged based on the scheduled driving information and the remaining amount information, the driving of the traveling motor is prohibited and the going out is restricted, so that the electric cart is out of power while going out. Can be easily and effectively prevented from occurring.
- the program according to one aspect of the present disclosure is a traveling information acquisition means for acquiring the next scheduled traveling information of the electric cart by using an information processing device mounted on an electric cart in which a traveling motor is driven by electric power supplied from a battery.
- the remaining amount information acquisition means for acquiring the remaining amount information of the battery, the determination means for determining the necessity of charging the battery based on the scheduled running information and the remaining amount information, and the determination means.
- the allowable control for allowing the driving of the traveling motor is executed, and when the determining means determines that the battery charging is necessary, the driving of the traveling motor is prohibited. It is intended to function as a control means for executing prohibition control.
- the determination means determines whether or not the battery needs to be charged based on the scheduled travel information and the remaining amount information, and the control means determines that the battery needs to be charged when the determination means determines that the battery needs to be charged.
- Executes prohibition control that prohibits driving of the traction motor. In this way, when it is determined that the battery needs to be charged based on the scheduled driving information and the remaining amount information, the driving of the traveling motor is prohibited and the going out is restricted, so that the electric cart is out of power while going out. Can be easily and effectively prevented from occurring.
- the method of managing the use of an electric cart is a method of managing the use of an electric cart in which a traveling motor is driven by electric power supplied from a battery, and an information processing device mounted on the electric cart is used.
- the next scheduled driving information of the electric cart is acquired, the remaining amount information of the battery is acquired, the necessity of charging the battery is determined based on the scheduled driving information and the remaining amount information, and the battery is charged.
- the allowable control for allowing the driving of the traveling motor is executed, and when it is determined that the charging of the battery is necessary, the prohibition control for prohibiting the driving of the traveling motor is executed. It is a thing.
- the information processing device determines whether or not the battery needs to be charged based on the scheduled travel information and the remaining amount information, and if it determines that the battery needs to be charged, the driving of the traveling motor is prohibited. Execute prohibition control. In this way, when it is determined that the battery needs to be charged based on the scheduled driving information and the remaining amount information, the driving of the traveling motor is prohibited and the going out is restricted, so that the electric cart is out of power while going out. Can be easily and effectively prevented from occurring.
- the computer program according to one aspect of the present disclosure can be distributed as a computer-readable non-volatile recording medium such as a CD-ROM, or can be distributed via a communication network such as the Internet.
- FIG. 1 is a block diagram showing a simplified configuration of the usage management device 1 of the electric cart according to the embodiment of the present disclosure.
- the management target of the usage management device 1 is an electric cart 100 such as a senior car (registered trademark) or an electric wheelchair.
- the electric cart 100 includes a usage management device 1, a battery 2, a charge / discharge control unit 3 as a battery controller that controls the charge / discharge operation of the battery 2, and a traveling motor 4 driven by electric power supplied from the battery 2. It is equipped with.
- the usage management device 1 includes a management unit 11, a memory 12, a traveling information acquisition unit 13, a remaining amount information acquisition unit 14, a lock control unit 15, an information output unit 16, and a communication unit 17.
- the memory 12 is a non-volatile storage device such as a flash memory.
- the information output unit 16 is an LED lighting, a liquid crystal display, an organic EL display, or the like provided on the operation panel of the driver's seat of the electric cart 100. However, the information output unit 16 may be a speaker that outputs audio information.
- the communication unit 17 has a transmission unit 31 and a reception unit 32.
- the communication unit 17 can mutually wirelessly communicate with an external terminal 200 (FIG. 2) registered in advance via an arbitrary communication network such as a public telephone line network.
- the external terminal 200 is, for example, a mobile terminal (smartphone, mobile phone, etc.) owned by a family member living with the user of the electric cart 100.
- the external terminal 200 may be a stationary fixed terminal such as a desktop PC.
- the management unit 11 has a determination unit 21 and a control unit 22.
- the travel information acquisition unit 13 acquires the next scheduled travel information of the electric cart 100.
- the remaining amount information acquisition unit 14 acquires the remaining charge information of the battery 2.
- the determination unit 21 determines whether or not the battery 2 needs to be charged based on the scheduled travel information and the remaining amount information.
- the control unit 22 executes allowable control (control to start driving the traveling motor 4 when the power switch of the electric cart 100 is pressed) and determines.
- the prohibition control control not to start driving the traveling motor 4 even if the power switch of the electric cart 100 is pressed. Details of these processing contents will be described later.
- the lock control unit 15 controls, for example, on or off of a switch (not shown) inserted in the power supply path from the battery 2 to the traveling motor 4.
- the switch is turned on in permissible control and turned off in prohibition control.
- the management unit 11, the travel information acquisition unit 13, the remaining amount information acquisition unit 14, and the lock control unit 15 are software-like by executing a program read from a non-volatile storage medium such as a ROM by an information processing device such as a CPU. It may be realized as hardware, or it may be configured as hardware by using a dedicated circuit such as FPGA.
- the memory 12, the driving information acquisition unit 13, and the management unit 11 may be provided not in the electric cart 100 but in an external terminal such as a cloud capable of intercommunication with the electric cart 100. good. That is, it may be configured as a usage management system including the usage management device 1 and an external terminal.
- FIG. 2 is a diagram showing a simplified configuration of the external terminal 200.
- Dedicated application software for exchanging information with the usage management device 1 is installed in the external terminal 200.
- the external terminal 200 includes a management unit 41, an information notification unit 42, an operation input unit 43, and a communication unit 44.
- the information notification unit 42 is a liquid crystal display of the external terminal 200
- the operation input unit 43 is a touch panel of the liquid crystal display.
- the communication unit 44 can mutually wirelessly communicate with the usage management device 1 via an arbitrary communication network such as a public telephone line network.
- FIG. 3 is a diagram showing an example of the action schedule 60 stored in the memory 12 of the usage management device 1.
- the action schedule 60 is created in advance by the user of the electric cart 100, the owner of the external terminal 200, or the like, and the data thereof is stored in the memory 12 in advance.
- the action schedule 60 shows the event information for one week accompanied by the use of the electric cart 100 by the day of the week and the time zone for the user of the electric cart 100. For example, an event is set to go shopping at a supermarket on Monday, Wednesday, and Friday evenings, and an event is set to go to the clinic on Tuesday and Thursday mornings.
- the total mileage for each day of the week or the total power consumption for each day of the week converted from the distance is stored in the memory 12 as a part of the action schedule 60 or attached to the action schedule 60.
- the mileage and the power consumption for each event are automatically calculated.
- the total mileage and the total power consumption for each day of the week are automatically calculated. Since the electric cart 100 is often used as a means of transportation in daily life within a limited living area around the user's home, behavior patterns such as destinations and days of the week are often fixed to some extent. Therefore, it is possible to prepare an action schedule 60 showing the action pattern in advance.
- FIG. 4 is a sequence diagram showing an outline of the processing sequence of the electric cart 100 and the external terminal 200.
- the electric cart 100 first acquires the next scheduled driving information, then acquires the remaining amount information of the battery 2, and then determines the necessity of charging the battery 2 based on the scheduled driving information and the remaining battery amount information. do.
- the electric cart 100 executes prohibition control when there is a need for charging, and transmits a prohibition notification to the external terminal 200.
- the external terminal 200 When the external terminal 200 receives the prohibition notification from the electric cart 100, it notifies the owner that the prohibition control is being executed. After fully charging the battery, the owner inputs an unlock command to the external terminal 200. Next, when the external terminal 200 receives the input of the unlock command from the owner, the external terminal 200 transmits the unlock command to the electric cart 100.
- the electric cart 100 When the electric cart 100 receives the unlock command from the external terminal 200, the electric cart 100 executes the permissible control.
- FIG. 5 is a flowchart showing the processing contents in the electric cart 100 regarding the processing up to the transmission of the prohibition notification in the processing sequence shown in FIG.
- the travel information acquisition unit 13 refers to the action schedule 60 stored in the memory 12, and at the scheduled time (for example, 21:00) every day, the next time (the next day in the following example) of the electric cart 100. Acquire planned driving information.
- the scheduled driving information also includes information on the planned power consumption. It is also possible to manage by event instead of by day, and in that case, the scheduled driving information regarding the next event is acquired every time one event ends.
- step SP102 the remaining amount information acquisition unit 14 acquires the battery remaining amount information indicating the current remaining charge of the battery 2 from the battery 2.
- step SP103 the determination unit 21 needs to charge the battery 2 based on the scheduled travel information input from the travel information acquisition unit 13 and the battery remaining amount information input from the remaining amount information acquisition unit 14. To judge.
- the determination unit 21 compares the planned power consumption included in the scheduled driving information input from the driving information acquisition unit 13 with the battery remaining amount information input from the remaining amount information acquisition unit 14. do. The determination unit 21 determines that charging is necessary when the planned power consumption is equal to or greater than the remaining battery level, and determines that charging is not necessary when the planned power consumption is less than the remaining battery level. ..
- step SP104 NO
- the control unit 22 runs from the battery 2 the next time the power of the electric cart 100 is turned on in the step SP105. By allowing the power supply to the motor 4, the permissible control that allows the driving of the traveling motor 4 is executed.
- step SP106 the control unit 22 runs from the battery 2 the next time the power of the electric cart 100 is turned on. By prohibiting the supply of electric power to the motor 4, the prohibition control for prohibiting the driving of the traveling motor 4 is executed.
- the information output unit 16 outputs notification information indicating that the control unit 22 is executing the prohibition control.
- FIG. 6 is a diagram showing an example of an output mode of broadcast information by the information output unit 16.
- the information output unit 16 turns on or blinks the warning light 71 indicating the locked state, and displays the message 72A prompting that the electric cart 100 is locked and the lock is released from the external terminal 200. Further, the figure 73A indicating that the remaining amount of the battery 2 is low is displayed.
- step SP107 the transmission unit 31 transmits a prohibition notification indicating that the control unit 22 has started execution of the prohibition control to the external terminal 200.
- FIG. 7 is a flowchart showing the processing content of the external terminal 200 regarding the prohibition control notification processing in the processing sequence shown in FIG.
- step SP201 the receiving unit 52 receives the prohibition notification transmitted from the transmitting unit 31 of the electric cart 100.
- the receiving unit 52 inputs the received prohibition notification to the management unit 41.
- step SP202 the management unit 41 controls the information notification unit 42 to notify the owner of the external terminal 200 that the control unit 22 is executing the prohibition control. Output to unit 42.
- FIG. 8 is a diagram showing an example of an output mode of the notification information by the information notification unit 42.
- the information notification unit 42 displays on the liquid crystal display 80 that the electric cart 100 has been locked and a message 81A prompting the unlocking, and displays the unlock button 82 and the release hold button 83 on the liquid crystal display 80.
- FIG. 9 is a flowchart showing the processing contents in the external terminal 200 regarding the processing up to the transmission of the unlock command in the processing sequence shown in FIG.
- the owner of the external terminal 200 receives the notification information shown in FIG. 8 and charges the battery 2 of the electric cart 100. For example, by connecting the outlet of the user's home to the main body of the electric cart 100 with a charging cable, the charging / discharging control unit 3 starts charging the battery 2, and the charging ends when the battery 2 is fully charged.
- the owner of the external terminal 200 taps the unlock button 82 after charging is completed. By tapping the unlock button 82, an unlock command is input from the operation input unit 43.
- the operation input unit 43 inputs the unlock command to the management unit 41.
- the management unit 41 is waiting for the input of the unlock command from the operation input unit 43.
- the management unit 41 controls the transmission unit 51 in step SP302 to transmit the unlock command to the electric cart 100.
- FIG. 10 is a flowchart showing the processing contents in the electric cart 100 regarding the execution processing of the allowable control in the processing sequence shown in FIG.
- the receiving unit 32 is waiting for the reception of the unlock command from the external terminal 200.
- the receiving unit 32 receives the unlock command transmitted from the transmitting unit 51 of the external terminal 200 (step SP401: YES)
- the receiving unit 32 inputs the received unlock command to the control unit 22.
- step SP402 the control unit 22 executes the permissible control that allows the driving of the traveling motor 4 in response to the input of the unlock command from the receiving unit 32.
- the information output unit 16 outputs notification information indicating that the control unit 22 is executing the permissible control.
- FIG. 11 is a diagram showing an example of an output mode of broadcast information by the information output unit 16.
- the information output unit 16 turns off the warning light 71, displays a message 72B indicating that the lock has been released, and further indicates that the remaining battery level is sufficient. 73B is displayed.
- the owner of the external terminal 200 inputs the unlock command from the operation input unit 43 after charging the battery 2 of the electric cart 100.
- the owner omits charging the battery and inputs the operation. It is also possible to input an unlock command from the unit 43. Similar to the above, the unlock command is transmitted from the external terminal 200 to the electric cart 100, and the control unit 22 executes the permissible control.
- FIG. 12 is a diagram showing an example of an output mode of broadcast information by the information output unit 16.
- the information output unit 16 turns off the warning light 71, displays a message 72B indicating that the lock has been released, and further displays the message 72B indicating that the lock has been released.
- the figure 73A indicating that the remaining amount is low is displayed.
- the determination unit 21 determines whether or not the battery 2 needs to be charged based on the scheduled travel information and the remaining amount information, and the control unit 22 determines whether the determination unit 21 needs to be charged.
- the prohibition control for prohibiting the driving of the traveling motor 4 is executed. In this way, when it is determined that the battery 2 needs to be charged based on the scheduled driving information and the remaining amount information, the driving of the traveling motor 4 is prohibited and the going out is restricted, so that the electric cart 100 is used on the go. It is possible to easily and effectively prevent the occurrence of power shortage.
- the owner of the external terminal 200 who has received the prohibition notification can charge the battery 2. Further, when the charging of the battery 2 is completed, an unlocking command is transmitted from the external terminal 200, and when the receiving unit 32 of the electric cart 100 receives the unlocking command, the control unit 22 executes the allowable control. Therefore, the user can use the electric cart 100.
- the information output unit 16 outputs notification information indicating that the control unit 22 is executing the prohibition control, the user confirms this notification information so that the traveling motor 4 is not driven. It can be recognized that the electric cart 100 is not a malfunction.
- the travel information acquisition unit 13 acquires the scheduled travel information based on the action schedule 60 (behavior pattern information) stored in the memory 12 (information storage unit). Since the electric cart 100 is often used as a means of transportation in daily life within a limited living area around the user's home, behavior patterns such as destinations and days of the week are often fixed to some extent. Therefore, it is possible to create an action schedule 60 showing the action pattern in advance, and by referring to the action schedule 60 by the driving information acquisition unit 13, accurate scheduled driving information according to the user's behavior pattern can be created. Can be obtained.
- FIG. 13 is a block diagram showing a simplified configuration of the utilization management device 1 of the electric cart according to the first modification.
- a position detection unit 18 such as a GPS receiver is added to the configuration shown in FIG.
- FIG. 14 is a diagram showing the configuration of the memory 12 and the traveling information acquisition unit 13.
- the action history information 61 and the action prediction model 62 are stored in the memory 12.
- the traveling information acquisition unit 13 includes a prediction model generator 91 and an action predictor 92.
- the data set of the destination, the time of use (day of the week and time zone), the mileage, and the amount of power consumption is used as the action history information 61 for each event held on that day. It is stored in the memory 12.
- the destination is the facility name or the position coordinate information of latitude / longitude detected by the position detection unit 18.
- the data set of the accumulated behavior history information 61 is input to the prediction model generator 91 as learning data S1.
- the prediction model generator 91 creates a behavior prediction model 62 that predicts the behavior of the electric cart 100 by performing machine learning such as deep learning using a neural network, and stores the data S2 in the memory 12.
- a combination of behavior history information 61 for two consecutive days is input to the prediction model generator 91, and the behavior history information 61 on the first day is used as an explanatory variable, and the behavior history information 61 on the second day is used as an objective variable.
- a behavior prediction model 62 capable of predicting the behavior (planned mileage and planned power consumption) of the next day when the behavior history information 61 of the current day is input is created. Can be done. It is also possible to manage by event instead of by day, and in that case, the departure time or the return time is used instead of the above time zone as the usage time.
- the travel information acquisition unit 13 acquires the scheduled travel information of the next day of the electric cart 100 at a scheduled time (for example, 21:00) every day.
- the day of the week data S3 of the current day is input to the behavior predictor 92 as the current time information.
- the behavior predictor 92 predicts the behavior (planned mileage and planned power consumption) related to the day of the week following the day of the week indicated by the day of the week data S3 by referring to the behavior prediction model 62, and outputs the prediction data S4. ..
- the transmission unit 31 of the electric cart 100 together with the above prohibition notification includes the action schedule information (destination, planned mileage, and planned power consumption) of the next day of the electric cart 100.
- the current state information (remaining amount and mileage) of the battery 2 is transmitted to the external terminal 200.
- the information notification unit 42 of the external terminal 200 outputs notification information for notifying that the control unit 22 is executing the prohibition control.
- FIGS. 15 and 16 are diagrams showing an example of the output mode of the notification information by the information notification unit 42.
- the information notification unit 42 has the message 81A prompting that the electric cart 100 is locked, the unlock button 82, the release hold button 83, and the next day of the electric cart 100.
- the action schedule information and the text information 84 indicating the current state information of the battery 2 are displayed on the liquid crystal display 80.
- the name of the facility is displayed as the destination information.
- the information notification unit 42 has the same message 81A, unlock button 82, and release hold button 83 as in FIG. 15, the next day's action schedule information of the electric cart 100, and the current state of the battery 2.
- the image information 85 indicating the information is displayed on the liquid crystal display 80.
- map information indicating the location of the destination by a pointer is displayed.
- the transmission unit 31 of the electric cart 100 transmits the planned mileage and the planned power consumption of the electric cart 100, the current remaining amount of the battery 2 and the mileage to the external terminal 200. ..
- the information notification unit 42 of the external terminal 200 notifies the owner of the external terminal 200 of this information. As a result, the owner can clearly recognize the possibility of power shortage of the electric cart 100, so that the owner can be promptly urged to charge the battery 2.
- FIG. 17 is a sequence diagram showing an outline of the processing sequence of the electric cart 100 and the external terminal 200.
- the electric cart 100 first acquires the next scheduled driving information, then acquires the remaining amount information of the battery 2, and then determines the necessity of charging the battery 2 based on the scheduled driving information and the remaining battery amount information. do.
- the electric cart 100 executes prohibition control when there is a need for charging, and transmits a prohibition notification to the external terminal 200.
- the external terminal 200 When the external terminal 200 receives the prohibition notification from the electric cart 100, it notifies the owner that the prohibition control is being executed. Next, the external terminal 200 waits for the input of the unlock command from the owner.
- the electric cart 100 After transmitting the prohibition notification, the electric cart 100 waits for a sufficient charge of the battery 2 or a reception of an unlock command from the external terminal 200. When the battery 2 is sufficiently charged before receiving the unlock command from the external terminal 200, the electric cart 100 executes the permissible control and transmits the unlock notification to the external terminal 200.
- the external terminal 200 When the external terminal 200 receives the unlock notification from the electric cart 100, it notifies the owner that the lock of the electric cart 100 has been unlocked.
- the information output unit 16 outputs notification information indicating that the control unit 22 is executing the prohibition control.
- FIG. 18 is a diagram showing an example of an output mode of broadcast information by the information output unit 16.
- the information output unit 16 turns on or blinks the warning light 71 indicating the locked state, locks the electric cart 100, and charges the battery 2 or unlocks it from the external terminal 200.
- the urging message 72C is displayed, and further, the figure 73A indicating that the remaining battery level of the battery 2 is low is displayed.
- the transmission unit 31 of the electric cart 100 transmits the prohibition notification to the external terminal 200, and the information notification unit 42 of the external terminal 200 , Outputs notification information for notifying that the control unit 22 is executing the prohibition control.
- FIG. 19 is a diagram showing an example of an output mode of the notification information by the information notification unit 42.
- the information notification unit 42 displays on the liquid crystal display 80 that the electric cart 100 has been locked, a message 81B prompting the battery 2 to be charged or unlocked, an unlock button 82, and a release hold button 83.
- FIG. 20 is a flowchart showing the processing contents in the electric cart 100 regarding the execution processing of the allowable control in the processing sequence shown in FIG.
- the remaining amount information acquisition unit 14 acquires the battery remaining amount information indicating the current remaining charge of the battery 2 from the battery 2 in step SP501.
- step SP502 the determination unit 21 determines that the remaining battery level is the next run based on the scheduled running information input from the running information acquisition unit 13 and the battery remaining amount information input from the remaining amount information acquisition unit 14. That is, it is determined whether or not the current remaining charge of the battery 2 is equal to or greater than the planned power consumption of the electric cart 100 next time (the next day in this example).
- step SP501 If the remaining battery level is not sufficient for the next run (step SP502: NO), the processes of steps SP501 and SP502 are performed until the battery 2 is sufficiently charged (or until the unlock command is received from the external terminal 200). It is executed repeatedly.
- step SP503 the control unit 22 receives that the battery 2 is sufficiently charged for the next run, and then runs. Permissible control is performed to allow the motor 4 to be driven.
- the information output unit 16 outputs notification information indicating that the control unit 22 is executing the permissible control.
- the transmission unit 31 transmits an unlock notification for notifying that the lock has been released by the permissible control to the external terminal 200.
- FIG. 21 is a diagram showing an example of an output mode of broadcast information by the information output unit 16.
- the information output unit 16 turns off the warning light 71, displays a message 72C indicating that the lock has been released because the battery 2 is sufficiently charged, and further displays the message 72C of the battery 2.
- the figure 73B indicating that the remaining amount is sufficient is displayed.
- FIG. 22 is a flowchart showing the processing content of the external terminal 200 regarding the unlock notification processing in the processing sequence shown in FIG.
- step SP601 the receiving unit 52 receives the unlock notification transmitted from the transmitting unit 31 of the electric cart 100.
- the receiving unit 52 inputs the received unlock notification to the management unit 41.
- step SP602 the management unit 41 controls the information notification unit 42 to provide the information notification unit 42 to notify the owner of the external terminal 200 that the lock of the electric cart 100 has been released. To output to.
- FIG. 23 is a diagram showing an example of an output mode of the notification information by the information notification unit 42.
- the information notification unit 42 displays on the liquid crystal display 80 a message 81C notifying that the lock has been released due to the battery 2 being sufficiently charged, and a confirmation button 86.
- the remaining amount of the battery 2 is the next scheduled power consumption due to charging, regardless of whether or not the receiving unit 32 of the electric cart 100 has received the unlock command from the external terminal 200. If the amount exceeds the amount, allowable control is executed. Therefore, even if the unlock command is not received from the external terminal 200 due to a communication error or the like, the user can use the electric cart 100 if the battery 2 is sufficiently charged.
- the usage management technology according to the present disclosure is particularly useful for managing the remaining charge of a battery for an electric cart such as a senior car (registered trademark) or an electric wheelchair.
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Abstract
Description
近年における高齢化社会の進行に伴い、シニアカー(登録商標)等の電動カートの普及が進みつつある。電動カートはバッテリによる走行モータの駆動によって走行するため、バッテリの残量がゼロになって電欠を起こす前に、バッテリを充電する必要がある。電動カートのバッテリの充電は、通常、家庭のコンセントと電動カート本体とを充電ケーブルで接続することによって行われる。
以下、本開示の実施形態について、図面を用いて詳細に説明する。なお、異なる図面において同一の符号を付した要素は、同一又は相応する要素を示すものとする。
図13は、第1変形例に係る電動カートの利用管理装置1の構成を簡略化して示すブロック図である。図1に示した構成に対して、GPS受信機等の位置検出部18が追加されている。
図17は、電動カート100及び外部端末200の処理シーケンスの概要を示すシーケンス図である。電動カート100は、まず次回の予定走行情報を取得し、次にバッテリ2の残量情報を取得し、次に予定走行情報とバッテリ残量情報とに基づいてバッテリ2の充電の必要性を判定する。電動カート100は、充電の必要性がある場合には禁止制御を実行し、禁止通知を外部端末200に送信する。
Claims (11)
- バッテリから供給される電力によって走行モータが駆動される電動カートの利用管理装置であって、
前記電動カートの次回の予定走行情報を取得する走行情報取得部と、
前記バッテリの残量情報を取得する残量情報取得部と、
前記予定走行情報と前記残量情報とに基づいて前記バッテリの充電の要否を判定する判定部と、
前記判定部が前記バッテリの充電が不要と判定した場合には、前記走行モータの駆動を許容する許容制御を実行し、前記判定部が前記バッテリの充電が必要と判定した場合には、前記走行モータの駆動を禁止する禁止制御を実行する制御部と、
を備える、電動カートの利用管理装置。 - 前記制御部が前記禁止制御を実行していることを示す禁止通知を、予め登録された外部端末に送信する送信部と、
前記禁止制御を解除する解除命令を前記外部端末から受信する受信部と、
をさらに備え、
前記制御部は、前記受信部が前記解除命令を受信した場合には、前記許容制御を実行する、請求項1に記載の電動カートの利用管理装置。 - 前記送信部はさらに、前記電動カートの次回の走行における予定走行距離と、現在の前記バッテリの残量に基づく走行可能距離とを、前記外部端末に送信する、請求項2に記載の電動カートの利用管理装置。
- 前記送信部はさらに、前記電動カートの次回の走行における予定使用電力量と、現在の前記バッテリの残量とを、前記外部端末に送信する、請求項2に記載の電動カートの利用管理装置。
- 前記制御部は、前記禁止制御の実行を開始した後に、前記バッテリの残量が、前記電動カートの次回の走行における予定使用電力量以上となった場合には、前記許容制御を実行する、請求項1~4のいずれか一つに記載の電動カートの利用管理装置。
- 前記制御部が前記禁止制御を実行していることを示す報知情報を出力する情報出力部をさらに備える、請求項1~5のいずれか一つに記載の電動カートの利用管理装置。
- 予め作成された前記電動カートの行動パターン情報を格納する情報格納部をさらに備え、
前記走行情報取得部は、前記行動パターン情報に基づいて、前記予定走行情報を取得する、請求項1~6のいずれか一つに記載の電動カートの利用管理装置。 - 予め作成された前記電動カートの行動予測モデルを格納する予測モデル格納部をさらに備え、
前記走行情報取得部は、現在時刻情報と前記行動予測モデルとに基づいて、前記予定走行情報を取得する、請求項1~6のいずれか一つに記載の電動カートの利用管理装置。 - バッテリから供給される電力によって走行モータが駆動される電動カートの利用管理システムであって、
前記電動カートの次回の予定走行情報を取得する走行情報取得部と、
前記バッテリの残量情報を取得する残量情報取得部と、
前記予定走行情報と前記残量情報とに基づいて前記バッテリの充電の要否を判定する判定部と、
前記判定部が前記バッテリの充電が不要と判定した場合には、前記走行モータの駆動を許容する許容制御を実行し、前記判定部が前記バッテリの充電が必要と判定した場合には、前記走行モータの駆動を禁止する禁止制御を実行する制御部と、
を備える、電動カートの利用管理システム。 - バッテリから供給される電力によって走行モータが駆動される電動カートに搭載される情報処理装置を、
前記電動カートの次回の予定走行情報を取得する走行情報取得手段と、
前記バッテリの残量情報を取得する残量情報取得手段と、
前記予定走行情報と前記残量情報とに基づいて前記バッテリの充電の要否を判定する判定手段と、
前記判定手段が前記バッテリの充電が不要と判定した場合には、前記走行モータの駆動を許容する許容制御を実行し、前記判定手段が前記バッテリの充電が必要と判定した場合には、前記走行モータの駆動を禁止する禁止制御を実行する制御手段と、
として機能させるためのプログラム。 - バッテリから供給される電力によって走行モータが駆動される電動カートの利用管理方法であって、
前記電動カートに搭載される情報処理装置が、
前記電動カートの次回の予定走行情報を取得し、
前記バッテリの残量情報を取得し、
前記予定走行情報と前記残量情報とに基づいて前記バッテリの充電の要否を判定し、
前記バッテリの充電が不要と判定した場合には、前記走行モータの駆動を許容する許容制御を実行し、前記バッテリの充電が必要と判定した場合には、前記走行モータの駆動を禁止する禁止制御を実行する、電動カートの利用管理方法。
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JP2003219503A (ja) * | 2002-01-24 | 2003-07-31 | Mitsubishi Motors Corp | 電気自動車 |
JP2009225564A (ja) * | 2008-03-17 | 2009-10-01 | Equos Research Co Ltd | 車両制御装置 |
JP2011166882A (ja) * | 2010-02-05 | 2011-08-25 | Honda Motor Co Ltd | 電動車両 |
JP2014143883A (ja) * | 2013-01-25 | 2014-08-07 | Sharp Corp | 充電制御装置、プログラムおよび記録媒体 |
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KR101142746B1 (ko) * | 2010-10-21 | 2012-05-04 | 국립대학법인 울산과학기술대학교 산학협력단 | 차량 무선 충전 방법 및 시스템 |
JP2013255361A (ja) * | 2012-06-07 | 2013-12-19 | Sharp Corp | 情報生成装置、充電装置、充電システム、情報生成プログラムおよび記録媒体 |
CN106104625B (zh) * | 2014-03-19 | 2022-04-22 | 日产自动车株式会社 | 共用车辆管理装置以及记录介质 |
US10612933B1 (en) * | 2017-03-29 | 2020-04-07 | Open Invention Network Llc | Power maximization |
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Patent Citations (4)
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JP2003219503A (ja) * | 2002-01-24 | 2003-07-31 | Mitsubishi Motors Corp | 電気自動車 |
JP2009225564A (ja) * | 2008-03-17 | 2009-10-01 | Equos Research Co Ltd | 車両制御装置 |
JP2011166882A (ja) * | 2010-02-05 | 2011-08-25 | Honda Motor Co Ltd | 電動車両 |
JP2014143883A (ja) * | 2013-01-25 | 2014-08-07 | Sharp Corp | 充電制御装置、プログラムおよび記録媒体 |
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