JP6644187B1 - Power supply management device, power supply management system, and power supply management method - Google Patents

Abstract

The power supply management device (1) includes a movement plan creation unit (18) and an information transmission control unit (17). A movement plan creation unit (18) creates, for each vehicle, movement plan information including information on a movement plan for moving a vehicle to one or more of a plurality of facilities. The information transmission control unit (17) transmits, via the communication network (5), movement plan information of a second vehicle that is a vehicle that can communicate via the communication network (5) among the plurality of vehicles. . The information transmission control unit (17) transmits, to the second vehicle, travel plan information of a first vehicle that is a vehicle that cannot communicate via the communication network (5) among the plurality of vehicles, and transmits the travel plan information of the first vehicle. Is transmitted from the second vehicle to the first vehicle.

Description

  The present invention relates to a power supply management device, a power supply management system, and a power supply management method for managing power supply to a facility with insufficient power by using a vehicle that can move with the power of a storage battery.

  2. Description of the Related Art In recent years, an energy management system for efficiently operating a power generation facility and a power storage facility to achieve energy saving has been introduced. Then, taking advantage of a large-scale power outage caused by the Great East Japan Earthquake and a serious power shortage, a technology has been developed that considers a stop of commercial power supply due to a disaster or planned power outage.

  For example, a power supply planning device described in Patent Literature 1 acquires vehicle information including information on the position of a vehicle equipped with a storage battery and the amount of stored power, and supplies power to a facility requiring power based on the acquired vehicle information. Create a travel plan for each vehicle to supply. The power supply planning device notifies the created information to each vehicle via the communication network. Each vehicle moves to a facility that requires power based on the information notified from the power supply planning device via the communication network, and supplies power to the facility using the storage battery of the vehicle.

JP 2017-103938 A

  However, when a communication failure occurs in a part of the communication network used for notifying the information on the movement plan of each vehicle, some of the plurality of vehicles cannot communicate with the power supply planning device. May be in a state. In this case, some vehicles cannot acquire the information of the movement plan from the power supply planning device via the communication network, and cannot move to the facilities according to the movement plan. Therefore, it is difficult to appropriately supply power to the facility as the number of vehicles that cannot communicate with the power supply planning device increases.

  The present invention has been made in view of the above, and provides a power supply management device that can move a vehicle that cannot communicate with a power supply management device that manages power supply to a facility to the facility. With the goal.

In order to solve the above-described problems and achieve the object, a power supply management device of the present invention includes a vehicle information management unit, a facility information management unit, a route information management unit, a vehicle identification unit, and a movement plan creation unit. , An information transmission control unit and a movement prediction unit . The vehicle information management unit acquires vehicle information including information on the position of the vehicle and information on the amount of power stored in the storage battery from each of the plurality of vehicles equipped with the storage battery via a communication network, and manages the acquired vehicle information. The facility information management unit manages facility information including information on the location of each of the plurality of facilities and information on the amount of power required for each facility. The route information management unit manages route information including information on a route between the vehicle and the facility. The vehicle identification unit identifies a first vehicle that is a vehicle that cannot communicate via a communication network among a plurality of vehicles based on the vehicle information managed by the vehicle information management unit. The movement plan creation unit divides the vehicle into a plurality of facilities based on the vehicle information managed by the vehicle information management unit, the facility information managed by the facility information management unit, and the route information managed by the route information management unit. The travel plan information including the information on the travel plan to be moved to one or more facilities is created for each vehicle. The information transmission control unit transmits, via the communication network, travel plan information of a second vehicle that is a vehicle that can communicate via the communication network among the plurality of vehicles. The movement prediction unit predicts a future movement state of the first vehicle based on the vehicle information managed by the vehicle information management unit. The movement plan creating unit, based on the movement state of the first vehicle predicted by the movement prediction unit, transmits information of a movement plan toward the facility via a range communicable with the first vehicle to the movement of the second vehicle. Create as plan information. The information transmission control unit transmits the travel plan information of the first vehicle to the second vehicle, and causes the travel plan information of the first vehicle to be transmitted from the second vehicle to the first vehicle.

  ADVANTAGE OF THE INVENTION According to this invention, there exists an effect that the vehicle which cannot communicate with a power supply management apparatus can be moved to a facility.

FIG. 1 is a diagram for explaining a power supply management system according to a first embodiment of the present invention. FIG. 1 is a diagram illustrating a configuration example of a power supply management system according to a first embodiment; FIG. 4 is a diagram showing an example of a vehicle information table managed by a vehicle information management unit according to the first embodiment. FIG. 4 is a diagram showing an example of a location information table managed by a facility information management unit according to the first embodiment. FIG. 4 is a diagram showing an example of a power information table managed by a facility information management unit according to the first embodiment. FIG. 3 is a diagram illustrating an example of a route information table managed by a route information management unit according to the first embodiment; 5 is a flowchart illustrating an example of processing performed by the power supply management device according to the first embodiment; 5 is a flowchart illustrating an example of a process performed by the vehicle information transmission control unit according to the first embodiment; 5 is a flowchart illustrating an example of a process of a plan information acquisition unit according to the first embodiment; 5 is a flowchart illustrating an example of processing of the display processing unit according to the first embodiment; 5 is a flowchart illustrating an example of a process of a plan information transmission control unit according to the first embodiment; FIG. 3 is a diagram illustrating an example of a hardware configuration of a power supply management device according to the first embodiment. FIG. 4 is a diagram illustrating a configuration example of a power supply management system according to a second embodiment of the present invention. The figure which shows an example of the electric power supply plan table concerning Embodiment 2. 11 is a flowchart illustrating an example of a process of a plan information acquisition unit according to the second embodiment; 11 is a flowchart illustrating an example of a process of a plan information transmission control unit according to the second embodiment. 11 is a flowchart illustrating an example of processing of the charge / discharge processing unit according to the second embodiment. FIG. 6 is a diagram illustrating a configuration example of a power supply management system according to a third embodiment of the present invention. 11 is a flowchart illustrating an example of processing of the vehicle information acquisition unit according to the third embodiment. 11 is a flowchart illustrating an example of processing of a vehicle information transmission control unit according to the third embodiment.

  Hereinafter, a power supply management device, a power supply management system, and a power supply management method according to an embodiment of the present invention will be described in detail with reference to the drawings. The present invention is not limited by the embodiment.

Embodiment 1 FIG.
FIG. 1 is a diagram for explaining the power supply management system according to the first embodiment of the present invention. As shown in FIG. 1, the power supply management system 100 according to the first embodiment includes a power supply management device 1, a plurality of vehicles ₂ 1 to 2 _n, and a plurality of facilities ₃ 1 to 3 _m. n and m are integers of 2 or more.

Power supply management device 1 can communicate through the communication network 5 with each other and a plurality of vehicles ₂ 1 to 2 _n and a plurality of facilities ₃ 1 to 3 _m. To the communication network 5 includes a wireless communication network including a radio base station 4 ₁ to 4 _k. k is an integer of 2 or more. Hereinafter, the case shown without distinction each of a plurality of vehicles 2 ₁ to 2 _n, and wherein the vehicle 2, the case shown indifferently each of the plurality of facilities 3 ₁ to 3 _m, be referred to as a facility 3 There is. Also, in the case shown in indifferently each of the wireless base station 4 ₁ to 4 _k, it may be referred to as radio base station 4.

  The vehicle 2 is a vehicle on which a storage battery is mounted, and is, for example, an EV (Electric Vehicle) or a PHEV (Plug-in Hybrid Electric Vehicle) that can be moved by the power of the storage battery. The vehicle 2 moves by driving a motor with electric power stored in a mounted storage battery.

  Each vehicle 2 wirelessly transmits vehicle information including position information that is information on the current position of the vehicle 2 and power storage amount information that is information on the current power storage amount of a storage battery mounted on the vehicle 2 at a preset cycle. The data is transmitted to the power supply management device 1 via the wireless base station 4. Vehicle information transmitted from each vehicle 2 is transmitted to the power supply management device 1 via the wireless base station 4.

  The facility 3 is a facility of an electric power consumer, and is, for example, a hospital, a nursing home, a public hall, a gymnasium, a fire department, or the like. The facility 3 has a power generation facility, and can be a charging facility for charging the storage battery mounted on the vehicle 2 with power during a time period when there is enough power. In addition, the facility 3 can be a customer facility that uses power stored in a storage battery mounted on the vehicle 2 during a time period when power is insufficient. The facility 3 may be a customer facility that does not have a power generation facility.

  The power supply management device 1 repeatedly acquires vehicle information from each vehicle 2 and manages the acquired vehicle information. In addition, the power supply management device 1 manages facility information including position information indicating the position of each facility 3 and power amount information including information on the required power amount of each facility 3 at each time.

  If the power supply management device 1 determines that it has triggered the creation of the information on the movement plan, the movement for moving the vehicle 2 to one or more facilities 3 of the plurality of facilities 3 based on the vehicle information and the facility information. Movement plan information including plan information is created for each vehicle 2. For example, when the commercial power supply is stopped due to a disaster or a planned power outage, or immediately before the commercial power supply is stopped, the power supply management device 1 determines that the creation of travel plan information has been triggered.

  The power supply management device 1 transmits, via the communication network 5, the movement plan information of the communicable vehicle that is the vehicle 2 that can communicate via the communication network 5 among the plurality of vehicles 2.

  Further, the power supply management device 1 specifies a communication disabled vehicle that is the vehicle 2 that cannot communicate via the communication network 5 based on the vehicle information managed as described above. For example, the power supply management device 1 specifies a vehicle 2 whose vehicle information from the current time to a certain period before the current time is not managed by the power supply management device 1 as a communication-disabled vehicle. Then, the power supply management device 1 transmits the movement plan information of the communication disabled vehicle to the communication enabled vehicle, and transmits the movement planning information of the communication disabled vehicle from the communication enabled vehicle to the communication disabled vehicle.

  The vehicles 2 can communicate with each other by a communication method other than the communication network 5 even when the communication with the communication network 5 is interrupted. Therefore, the communicable vehicle can transmit the movement plan information of the communicable vehicle to the communicable vehicle by communication using a communication method other than the communication network 5. Thereby, since the communication disabled vehicle can acquire the movement plan information, the communication disabled vehicle can be moved to the facility 3 and the power supply to the facility 3 can be appropriately performed. Note that the vehicle with no communication is an example of the first vehicle, and the vehicle with communication is an example of the second vehicle.

  Hereinafter, the configuration and operation of the power supply management system 100 according to the first embodiment will be described in more detail. FIG. 2 is a diagram illustrating a configuration example of the power supply management system according to the first embodiment. In FIG. 2, the facility 3 is not illustrated, and the power supply management device 1 and the vehicle-mounted device of the vehicle 2 are illustrated.

  As illustrated in FIG. 2, the power supply management device 1 according to the first embodiment includes a communication unit 10, a vehicle information management unit 11, a facility information management unit 12, a route information management unit 13, a non-communicable vehicle identification. It includes a unit 14, a movement prediction unit 15, a plan creation unit 16, and an information transmission control unit 17. The communication-disabled vehicle specifying unit 14 is an example of a vehicle specifying unit.

  The communication unit 10 can transmit and receive information to and from the vehicle-mounted device 6 included in the vehicle 2 via the communication network 5. Further, the communication unit 10 can transmit and receive information to and from a smart meter (not shown) provided in the facility 3.

  The vehicle information management unit 11 acquires vehicle information transmitted from each vehicle 2 to the power supply management device 1 via the communication network 5 via the communication unit 10 and adds the acquired vehicle information to the vehicle information table. to manage. The vehicle information transmitted from each vehicle 2 includes identification information, position information, and power storage information of the vehicle 2.

FIG. 3 is a diagram illustrating an example of a vehicle information table managed by the vehicle information management unit according to the first embodiment. The plurality of vehicle information tables 51 _{1 to} 51 _n illustrated in FIG. 3 include information in which “vehicle ID (Identifier)”, “vehicle position”, and “power storage amount” are associated with each other for each “time”.

  “Vehicle ID” is identification information of the vehicle 2. The “vehicle position” is information indicating the position of the vehicle 2 and includes longitude and latitude information. The “storage amount” is information indicating the storage amount of the storage battery mounted on the vehicle 2. “Time” is information on the time when the vehicle information is generated or transmitted in the vehicle 2 or information on the time when the vehicle information is received from the vehicle 2 by the vehicle information management unit 11.

Vehicle information table 51 ₁ shown in FIG. 3 is a vehicle _{2 1} vehicle information table is a vehicle ID "C2 _1", the vehicle information table 51 _2, the vehicle ID is the vehicle _{2 2} is "C2 _2" It is a vehicle information table. The vehicle information table 51 _n is a vehicle information table of the vehicle 2 _n whose vehicle ID is “C2 _n ”.

In the example shown in FIG. 3, each of the vehicle information table ₅₁ 1 to 51 _n are provided in the vehicle 2 units, vehicle information management unit 11 manages the one vehicle information table in the vehicle ₂ 1 to 2 _n It may be a configuration. Hereinafter, when each of the vehicle information tables 51 _{1 to} 51 _n is shown without distinction, it may be described as a vehicle information table 51.

  The facility information management unit 12 illustrated in FIG. 2 stores the position information indicating the position of each facility 3 and the necessary power information at each time of each facility 3 from the time when the commercial power outage occurs due to a disaster or planned power outage. Manage facility information, including: The facility information management unit 12 stores a position information table including position information indicating the position of each facility 3, and stores a power information table including power information required at each time of the facility 3 for each facility 3.

  FIG. 4 is a diagram illustrating an example of a position information table managed by the facility information management unit according to the first embodiment. The position information table 52 shown in FIG. 4 is information in which “facility ID” and “facility position” are associated. The “facility ID” is information unique to the facility 3, and the “facility location” is information indicating the latitude and longitude of the facility 3.

FIG. 5 is a diagram illustrating an example of a power information table managed by the facility information management unit according to the first embodiment. In the power information tables 53 _{1 to} 53 _m illustrated in FIG. 5, “facility ID” and “required power amount” are associated for each “time”. The “facility ID” is information unique to the facility 3 similarly to the facility ID in FIG. The “necessary electric energy” indicates the electric energy required in the facility 3. When the power required at the facility 3 is a positive value, the power shortage at the facility 3 is indicated, and when the power required at the facility 3 is a negative value, the surplus power at the facility 3 is indicated.

Power information table 53 ₁ shown in FIG. 5 is a facility _{3 1} of the power information table is the facility ID "F3 _1", the power information table 53 _2, facility ID of the facility _{3 2} is "F3 _2" It is a power information table. The power information table 53 _m is the power information table of the facility _{3 m} facility ID "F3 _m". In the example shown in FIG. 5, each of the power information table ₅₃ 1 to 53 _m is provided at the facility 3 units, facility information management unit 12 manages the one power information table facility ₃ 1 to 3 _m It may be a configuration.

The facility information management unit 12 obtains information on the required power amount at each time from the time when the commercial power supply is stopped in each facility 3 from each facility 3 via the communication unit 10, and based on the obtained information, a power information table 53 _{1 to} 53 _m can be generated. In addition, the facility information management unit 12 stops the commercial power supply from the power information tables 53 _{1 to} 53 _m generated based on the information on the required power amount at each time of each facility 3 predicted when the commercial power supply is stopped. It can be stored in advance before performing.

  When power is supplied from the vehicle 2 to the facility 3, the facility information management unit 12 outputs identification information of the vehicle 2 and power supplied to the facility 3 from a smart meter (not shown) provided in the facility 3. The quantity information can be obtained via the communication network 5. When power is supplied from the facility 3 to the vehicle 2, the facility information management unit 12 outputs identification information of the vehicle 2 and power supplied to the vehicle 2 from a smart meter (not shown) provided in the facility 3. The quantity information can be obtained via the communication network 5. A smart meter (not shown) provided in the facility 3 is connected to the communication network 5 by wire, and some of the vehicles 2 are wirelessly connected to the power supply management device 1 via the communication network 5 due to a communication failure or the like. Even in a state where communication is not possible, communication with the power supply management device 1 can be performed.

  The route information management unit 13 stores first travel route information including information indicating a travel route between the facilities 3 and second travel route information including information indicating a travel route between the vehicles 2 and the facility 3. to manage. The route information management unit 13 calculates a route from the current position of each vehicle 2 to each facility 3 based on the vehicle information of each vehicle 2 managed by the vehicle information management unit 11, and indicates a result of the calculation. 2 Add travel route information to the route information table.

FIG. 6 is a diagram illustrating an example of a path information table managed by the path information management unit according to the first embodiment. The route information tables 54 _{1 to} 54 _n illustrated in FIG. 6 include information in which “vehicle ID”, “route ID”, and “destination position” are associated with each other. “Vehicle ID” is information unique to the vehicle 2. The “route ID” is information unique to the route, and is information obtained from a map server (not shown) that provides a map information service. “Destination position” is information indicating the latitude and longitude of the facility 3 that is the destination.

The route information management unit 13 accesses a map server (not shown) that provides a map information service via the communication network 5 and transmits information including the current position of the vehicle 2 and the position of each facility 3 to the map server. Can be. In this case, the map server can transmit the route ID to the power supply management device 1 based on the information including the current position of the vehicle 2 and the position of each facility 3. Path information managing unit 13 obtains the path ID from the map server, add the obtained path ID to the path information table ₅₄ 1 through 54 _n.

  In the map server, the route ID includes information on the amount of electric power required to move from the current position of the vehicle 2 to the facility 3 and the information required for the movement from the current position of the vehicle 2 to the facility 3. The information of the travel time, which is the time required for the vehicle 2, is associated with the travel time. The route information management unit 13 can acquire, from the map server, information on the amount of moving electric energy and information on the moving time based on the route ID.

The route information management unit 13 can store map information inside. In this case, based on the map information stored therein, the route information management unit 13 determines a route from the current position of each vehicle 2 to each facility 3 and a route from the current position of each vehicle 2 to each facility 3. And the route between them. Further, the route information management unit 13 can also calculate the moving power amount and the moving time for each route based on the map information stored therein. Further, in the route information table 54 ₁ through 54 _n, instead of the path ID, route path information is information between the current position of each vehicle 2 until each facility 3, the moving power consumption information, and travel time Information can also be associated with a vehicle ID.

The communication-disabled vehicle specifying unit 14 illustrated in FIG. 2 specifies a communication-disabled vehicle among the plurality of vehicles 2 based on the vehicle information managed by the vehicle information management unit 11. Incommunicable vehicle identification unit 14 to identify the vehicle 2 vehicle ID that vehicle information for a period from the current time t ₀ to time TA before preset in the vehicle information table 51 is not associated with the incommunicable vehicle Can be. Note that the preset period TA can be set arbitrarily. For example, the period TA is set to a period in which it is estimated that the vehicle 2 cannot communicate via the communication network 5.

  The movement predicting unit 15 is configured to use the vehicle information managed by the vehicle information managing unit 11 based on the position information of the vehicle before becoming the communication disabled vehicle until the communication with the communication disabled vehicle is interrupted. Predict the moving state.

  Specifically, the movement predicting unit 15 determines the future movement of the communication-disabled vehicle based on the movement state of the vehicle before becoming the communication-disabled vehicle in a period from a time immediately before the communication is interrupted to a period before a preset period. The state can be predicted. For example, the movement prediction unit 15 has a learning model for each movement pattern of the vehicle 2. The movement prediction unit 15 inputs, as a feature to each learning model, position information of a vehicle before becoming a communication-disabled vehicle in a period from a time immediately before communication is interrupted to a period before a preset period. Then, the movement prediction unit 15 can predict the movement pattern of the learning model having the highest score as the future movement state of the communication-disabled vehicle.

  In addition, the movement prediction unit 15 determines the future movement state of the communication-disabled vehicle based on the same-day position information of the vehicle before becoming the communication-disabled vehicle and the position information before the previous day until the communication with the communication-disabled vehicle is interrupted. Can be predicted. For example, based on the vehicle information before the previous day included in the position information table of the communication-disabled vehicle, the movement prediction unit 15 determines whether the vehicle becomes a communication-disabled vehicle in a period from a time immediately before the communication is cut off to a period before a preset period. The moving state having the highest matching degree with the moving state of the vehicle is specified. The movement prediction unit 15 can predict the movement state specified in this way as a future movement state of the communication-disabled vehicle.

The plan creator 16 determines each vehicle 2 based on the vehicle information managed by the vehicle information manager 11, the facility information managed by the facility information manager 12, and the route information managed by the route information manager 13. And a movement plan creating unit 18 for creating the movement plan information. For example, the movement plan creation unit 18 determines each vehicle based on the vehicle information tables 51 _{1 to} 51 _n , the position information table 52, the power information tables 53 _{1 to} 53 _m, and the route information tables 54 _{1 to} 54 _n. The travel plan information of step 2 is created. The movement plan information is information for moving the vehicle 2 to one or more facilities 3 of the plurality of facilities 3 and includes information on a movement route of the vehicle 2.

  The plan creation unit 16 creates travel plan information of each vehicle 2 on the condition that the required electric energy at each time of each facility 3 becomes zero. For example, the plan creator 16 discharges the electric power stored in the storage battery mounted on the vehicle 2 to the facility 3 where the power is insufficient, and reserves the remaining power for the storage battery mounted on the vehicle 2 at each time. Information on a transfer plan to be charged from a certain facility 3 can be created for each vehicle 2.

  The travel plan information for each vehicle 2 can include information on the travel route between the facilities 3 in addition to the information on the travel route from the current position of the vehicle 2 to the facility 3. The plan creator 16 determines the movement route of each vehicle 2 on the condition that the storage amount of the storage battery mounted on the vehicle 2 does not fall below the threshold.

  The plan creator 16 is based on the movement state of the communication-disabled vehicle predicted by the movement prediction unit 15, and indicates information on a movement plan for the facility 3 via a range in which the communication-enabled vehicle can communicate with the communication-disabled vehicle. Is created as the travel plan information of the communicable vehicle.

Plan generator 16 is, for example, a communication-disabled vehicle vehicle 2 _1, when the vehicle 2 ₂ is the communication friendly vehicle, the vehicle 2 ₂ via the communication range between the vehicle 2 ₁ Facilities 3 the information of the mobile plan towards can be created as the mobile plan information of the vehicle 2 _2. The number of vehicle 2 for directing facility 3 through the communication range between the vehicle 2 ₁ is not limited to one and may be two or more.

  Further, when creating the movement plan information, for example, the plan creation unit 16 converts the movement plan information of each vehicle 2 such that at least one of the total of the moving electric energy and the total of the moving time in the plurality of vehicles 2 is minimized. It can also be created for each vehicle 2.

  The information transmission control unit 17 transmits the movement plan information of the communicable vehicle among the plurality of vehicles 2 to the communicable vehicle via the communication network 5. Further, the information transmission control unit 17 transmits the movement plan information of the communication disabled vehicle to the communication enabled vehicle, and transmits the movement planning information of the communication disabled vehicle from the communication enabled vehicle to the communication disabled vehicle.

The information transmission control unit 17 transmits the travel plan information to the communicable vehicle to which the travel plan information including the information about the travel plan to the facility 3 via the communicable range with the vehicle that cannot communicate is transmitted. Can be sent. For example, the information transmission control unit 17, a communication-disabled vehicle vehicle 2 ₁ is a vehicle 2 ₂ communication friendly vehicle, and the vehicle 2 ₂ via the communication range between the vehicle 2 ₁ Property If the information of the movement plan towards the 3 has been created as the mobile plan information of the vehicle 2 _2, it transmits the movement planning information of the vehicle 2 ₁ to the vehicle 2 _2.

Further, the information transmission control unit 17 can also transmit the movement plan information of the vehicle that cannot communicate, to all the vehicles that can communicate, instead of transmitting the information to a specific vehicle that can communicate. For example, the information transmission control unit 17, the vehicle _{2 1,} 2 3, _{2 4} be a incommunicable vehicle, the vehicle ₂ 1 of a vehicle ₂ 1 to 2 _n, 2 3, _{2 4} other than the vehicle in the vehicle 2 2 _{1, 2} 3, _{2 4} of the mobile plan information can be transmitted.

  As shown in FIG. 2, each vehicle 2 according to the first embodiment has an in-vehicle device 6 mounted thereon. The in-vehicle device 6 includes a first communication unit 20, a second communication unit 21, a position detection unit 22, a storage amount detection unit 23, a display unit 24, a storage unit 25, and a control unit 26.

  The first communication unit 20 wirelessly transmits and receives information to and from the power supply management device 1 via the communication network 5. The second communication unit 21 transmits and receives information to and from the on-vehicle device 6 of another vehicle 2 by inter-vehicle communication. The vehicle-to-vehicle communication is, for example, communication using Bluetooth (registered trademark).

  The position detection unit 22 detects the latitude and longitude of the vehicle 2 and outputs position information, which is information of the detected latitude and longitude, to the control unit 26. The position detection unit 22 is, for example, a GNSS (Global Navigation Satellite System) receiver.

  The storage amount detection unit 23 detects the storage amount of the storage battery 7 mounted on the vehicle 2 and outputs the storage amount information, which is information on the detected storage amount, to the control unit 26.

  The display unit 24 displays information under the control of the control unit 26. The display unit 24 is, for example, a car navigation device or a mobile terminal such as a smartphone. The storage unit 25 stores the movement plan information transmitted from the power supply management device 1.

  The control unit 26 includes a vehicle information transmission control unit 31, a plan information acquisition unit 32, a display processing unit 33, and a plan information transmission control unit 34. The vehicle information transmission control unit 31 periodically obtains position information and power storage amount information from the position detection unit 22 and the power storage amount detection unit 23, and transmits vehicle information including the obtained position information and power storage amount information to the first communication unit 20. To the power supply management device 1 via the communication network 5.

  The plan information acquisition unit 32 acquires travel plan information from the power supply management device 1 via the communication network 5 and the first communication unit 20, and stores the acquired travel plan information in the storage unit 25. Further, the plan information acquisition unit 32 acquires, via the second communication unit 21, the travel plan information transmitted from the in-vehicle device 6 of the other vehicle 2 by inter-vehicle communication, and stores the acquired travel plan information in the storage unit 25. I do.

  The display processing unit 33 displays the movement plan information stored in the storage unit 25 on the display unit 24. For example, when the travel plan information stored in the storage unit 25 includes the route ID of the travel route, the display processing unit 33 acquires the route information from the map server based on the route ID included in the travel plan information. can do. The display processing unit 33 displays information indicating the moving route of the vehicle 2 on the display unit 24 based on the acquired route information. Thereby, the movement plan created by the power supply management device 1 can be grasped.

  When the travel plan information stored in the storage unit 25 includes the route information of the travel route, the display processing unit 33 displays the vehicle 2 of the vehicle 2 on the display unit 24 based on the route information included in the travel plan information. Information indicating a moving route can be displayed.

  The control unit 26 of the in-vehicle device 6 can also have a car navigation function. In this case, the display processing unit 33 can navigate the movement of the vehicle 2 based on the route ID or the route information. Further, when the control unit 26 of the in-vehicle device 6 can perform the automatic driving control of the vehicle 2, the control unit 26 can perform the automatic driving of the vehicle 2 based on the route ID or the route information.

  When the plan information acquisition unit 32 acquires the movement plan information of the communication disabled vehicle from the power supply management device 1 by the plan information acquisition unit 32, the plan information transmission control unit 34 transmits the acquired movement plan information of the communication disabled vehicle to the communication disabled vehicle. This is transmitted via the communication unit 21.

  The movement plan information of the communication disabled vehicle acquired by the plan information acquisition unit 32 includes the vehicle ID of the communication disabled vehicle. The plan information transmission control unit 34 acquires, via the second communication unit 21, the vehicle ID transmitted from the vehicle-mounted device 6 of the vehicle 2 that can communicate with the second communication unit 21. The plan information transmission control unit 34 can transmit the movement plan information of the communication disabled vehicle from the second communication unit 21 when the acquired vehicle ID matches the vehicle ID of the communication disabled vehicle.

  Next, the operation of the power supply management device 1 will be described using a flowchart. FIG. 7 is a flowchart illustrating an example of a process performed by the power supply management device according to the first embodiment.

  As shown in FIG. 7, the vehicle information management unit 11 of the power supply management device 1 acquires vehicle information from the vehicle 2 via the communication network 5, and stores the acquired vehicle information (Step S11).

  The communication disabled vehicle specifying unit 14 of the power supply management device 1 performs a process of specifying the communication disabled vehicle (Step S12). In the process of step S12, the communication-disabled vehicle specifying unit 14 specifies the vehicle 2 that cannot communicate with the communication network 5 as a communication-disabled vehicle based on, for example, the vehicle information managed by the vehicle information management unit 11. be able to.

  Next, the movement prediction unit 15 of the power supply management device 1 predicts the movement of the communication disabled vehicle based on the vehicle information of the communication disabled vehicle before the communication with the communication network 5 is interrupted (step S13).

  Next, the route information management unit 13 of the power supply management device 1 calculates a travel route of each vehicle 2 based on the vehicle information of each vehicle 2 (Step S14). In the process of step S14, the route information management unit 13 determines a moving route from the current position of each vehicle 2 to each facility 3 based on, for example, the vehicle information of each vehicle 2 and the position information of each facility 3. calculate.

  Next, the facility information management unit 12 of the power supply management device 1 acquires facility information including information on the required power amount of each facility 3 at each time from the stop of the commercial power supply from the smart meter of each facility 3 or the like. (Step S15).

  Next, the movement plan creation unit 18 of the power supply management device 1 creates a movement plan of each vehicle 2 (Step S16). In the processing in step S16, the movement prediction unit 15 calculates the vehicle information stored in step S11, the information on the movement route of each vehicle 2 calculated in step S14, and the information on the required power amount acquired in step S15. A movement plan for each vehicle 2 is created based on the included facility information.

  Next, the information transmission control unit 17 of the power supply management device 1 notifies the vehicle 2 of the travel plan information including the information of the travel plan created by the travel plan creation unit 18 (Step S17). In the process of step S17, the information transmission control unit 17 transmits the movement plan information of the communicable vehicle among the plurality of vehicles 2 to the communicable vehicle via the communication network 5. Further, the information transmission control unit 17 transmits the movement plan information of the communication disabled vehicle to the communication enabled vehicle, and transmits the movement planning information of the communication disabled vehicle from the communication enabled vehicle to the communication disabled vehicle. When the processing in step S17 ends, the power supply management device 1 ends the processing illustrated in FIG.

  Next, the operation of the vehicle-mounted device 6 of the vehicle 2 will be described using a flowchart. First, the processing of the vehicle information transmission control unit 31 in the vehicle-mounted device 6 will be described. FIG. 8 is a flowchart illustrating an example of a process of the vehicle information transmission control unit according to the first embodiment.

  As shown in FIG. 8, the vehicle information transmission control unit 31 of the in-vehicle device 6 determines whether or not the transmission of vehicle information has been triggered (step S20). When it is determined that the transmission of the vehicle information is triggered (step S20: Yes), the vehicle information transmission control unit 31 transmits the vehicle information to the power supply management device 1 via the communication network 5 (step S21). The vehicle information transmission control unit 31 ends the process illustrated in FIG. 8 when the process of step S21 is completed or when it is determined that the transmission of the vehicle information is not an opportunity (step S20: No).

  Next, the processing of the plan information acquisition unit 32 in the vehicle-mounted device 6 will be described. FIG. 9 is a flowchart illustrating an example of a process of the plan information acquisition unit according to the first embodiment.

  As shown in FIG. 9, the plan information acquisition unit 32 of the in-vehicle device 6 determines whether or not the movement plan information has been acquired from the power supply management device 1 or the in-vehicle device 6 of another vehicle 2 (Step S22). When determining that the travel plan information has been acquired (Step S22: Yes), the plan information acquisition unit 32 stores the acquired travel plan information in the storage unit 25 (Step S23). When the process of step S23 is completed or when it is determined that the movement plan information has not been acquired (step S22: No), the plan information obtaining unit 32 ends the process illustrated in FIG.

  Next, processing of the display processing unit 33 in the in-vehicle device 6 will be described. FIG. 10 is a flowchart illustrating an example of a process of the display processing unit according to the first embodiment.

As shown in FIG. 10, the display processing unit 33 of the in-vehicle device 6 determines whether or not the movement plan information of the own vehicle has been acquired (Step S24). The in-vehicle device 6 determines that the mounted vehicle 2 is the own vehicle. For example, the in-vehicle device 6 mounted on a vehicle 2 ₂ judges the vehicle 2 ₂ and the vehicle. The process shown in FIG. 10 have been carried out by the vehicle-mounted device 6 of the vehicle 2 _2, and when the mobile plan information of the vehicle 2 ₂ is stored in the storage unit 25, the display processing unit 33, the movement planning information of the vehicle Is determined to have been acquired.

  When the display processing unit 33 determines that the travel plan information of the own vehicle has been acquired (step S24: Yes), the display processing unit 33 reads the travel plan information of the own vehicle from the storage unit 25, and reads the read travel plan information of the own vehicle. It is displayed on the display unit 24 (step S25). When the processing of step S25 is completed, or when it is determined that the movement plan information of the own vehicle has not been acquired (step S24: No), the display processing unit 33 ends the processing illustrated in FIG.

  Next, the processing of the plan information transmission control unit 34 in the vehicle-mounted device 6 will be described. FIG. 11 is a flowchart illustrating an example of a process of the plan information transmission control unit according to the first embodiment.

As shown in FIG. 11, the plan information transmission control unit 34 determines whether or not the movement plan information of another vehicle 2 has been acquired (step S26). The process shown in FIG. 11 have been carried out by the vehicle-mounted device 6 of the vehicle 2 _2, when the mobile plan information of the vehicle 2 ₁ is stored in the storage unit 25, planning information transmission control unit 34, the other vehicle 2 It is determined that the movement plan information has been acquired.

  When determining that the movement plan information of the other vehicle 2 has been acquired (step S26: Yes), the plan information transmission control unit 34 has transmitted the movement plan information of the other vehicle 2 to the other vehicle 2. It is determined whether or not (step S27). When determining that the movement plan information of the other vehicle 2 has not been transmitted (step S27: No), the plan information transmission control unit 34 can communicate with the other vehicle 2 by the inter-vehicle communication of the second communication unit 21. It is determined whether or not there is (step S28).

  When determining that the second communication unit 21 can communicate with the other vehicle 2 by the inter-vehicle communication (Step S28: Yes), the plan information transmission control unit 34 transmits the movement plan information to the other vehicle 2 (Step S28). Step S29). When the process of step S29 is completed, and when it is determined that the movement plan information of the other vehicle 2 has not been acquired (step S26: No), the plan information transmission control unit 34 transmits the movement plan information of the other vehicle 2 If it is determined that the transmission has been completed (step S27: Yes), or if it is determined that communication with another vehicle 2 is not possible (step S28: No), the processing illustrated in FIG. 11 ends.

  FIG. 12 is a diagram illustrating an example of a hardware configuration of the power supply management device according to the first embodiment. As illustrated in FIG. 12, the power supply management device 1 includes a computer including a processor 101, a memory 102, and an interface circuit 103.

  The processor 101, the memory 102, and the interface circuit 103 can transmit and receive data to and from each other via the bus 104. The communication unit 10 is realized by the interface circuit 103. The processor 101 reads out and executes the program stored in the memory 102, and thereby executes the vehicle information management unit 11, the facility information management unit 12, the route information management unit 13, the non-communicable vehicle identification unit 14, the movement prediction unit 15, the plan The functions of the creation unit 16 and the information transmission control unit 17 are executed. The processor 101 is an example of a processing circuit, and includes at least one of a CPU (Central Processing Unit), a DSP (Digital Signal Processor), and a system LSI (Large Scale Integration).

  The memory 102 includes one or more of a random access memory (RAM), a read only memory (ROM), a flash memory, and an erasable programmable read only memory (EPROM). In addition, the memory 102 includes a recording medium in which the above-mentioned program that can be read by a computer is recorded. Such a recording medium includes at least one of a nonvolatile or volatile semiconductor memory, a magnetic disk, a flexible memory, an optical disk, a compact disk, and a DVD. The power supply management device 1 may include an integrated circuit such as an ASIC (Application Specific Integrated Circuit) and an FPGA (Field Programmable Gate Array).

  In addition, the first communication unit 20, the second communication unit 21, the storage unit 25, and the control unit 26 of the in-vehicle device 6 can also have the configuration illustrated in FIG. The first communication unit 20 and the second communication unit 21 are realized by the interface circuit 103. The storage unit 25 is realized by the memory 102. The processor 101 executes the functions of the vehicle information transmission control unit 31, the plan information acquisition unit 32, the display processing unit 33, and the plan information transmission control unit 34 by reading and executing the program stored in the memory 102. Can be.

  As described above, the power supply management device 1 according to the first embodiment includes a vehicle information management unit 11, a facility information management unit 12, a route information management unit 13, a non-communicable vehicle identification unit 14, a movement plan creation And an information transmission control unit 17. The vehicle information management unit 11 acquires, from each of the plurality of vehicles 2 equipped with the storage battery 7, vehicle information including information on the position of the vehicle 2 and information on the amount of power stored in the storage battery 7 via the communication network 5, and acquires the acquired information. Manage vehicle information. The facility information management unit 12 manages facility information including information on the position of each of the plurality of facilities 3 and information on the amount of power required by each facility 3. The route information management unit 13 manages route information including information on a route between the vehicle 2 and the facility 3. Based on the vehicle information managed by the vehicle information management unit 11, a communication-disabled vehicle that is a vehicle 2 that cannot perform communication via the communication network 5 among a plurality of vehicles 2 is specified. The movement plan creation unit 18 is configured to control the vehicle based on the vehicle information managed by the vehicle information management unit 11, the facility information managed by the facility information management unit 12, and the route information managed by the route information management unit 13. For each vehicle 2, travel plan information including information on a travel plan for moving 2 to one or more facilities 3 among a plurality of facilities 3 is created. The information transmission control unit 17 transmits, via the communication network 5, the movement plan information of the communicable vehicle that is the vehicle 2 that can communicate via the communication network 5 among the plurality of vehicles 2. Further, the information transmission control unit 17 transmits the movement plan information of the communication disabled vehicle to the communication enabled vehicle, and transmits the movement planning information of the communication disabled vehicle from the communication enabled vehicle to the communication disabled vehicle. As a result, the communication-disabled vehicle can be moved to the facility 3.

  In addition, the power supply management device 1 includes a movement prediction unit 15 that predicts a future movement state of the communication-disabled vehicle based on the vehicle information managed by the vehicle information management unit 11. The movement plan creation unit 18 can communicate information on a movement plan heading for the facility 3 via a range in which communication with the communication-disabled vehicle is possible based on the movement state of the communication-disabled vehicle predicted by the movement prediction unit 15. Created as vehicle movement plan information. As a result, it is possible to increase the possibility that the communication plan information is notified to the communication disabled vehicle.

  In addition, the movement prediction unit 15 predicts a future movement state of the communication-disabled vehicle based on the position information of the vehicle before the communication-disabled vehicle becomes a communication-disabled vehicle until the communication with the communication-disabled vehicle via the communication network 5 is interrupted. As a result, it is possible to improve the accuracy of predicting the future state of movement of the communication disabled vehicle in the future.

  In addition, the movement predicting unit 15 performs the communication-disabled vehicle based on the same-day position information of the vehicle before becoming the communication-disabled vehicle until the communication with the communication-disabled vehicle via the communication network 5 is interrupted and the position information before the previous day. Predict the future movement status of. As a result, it is possible to further increase the accuracy of predicting the future state of movement of the communication-disabled vehicle.

  Further, the information transmission control unit 17 predicts that the vehicle passes through a range in which communication is possible with the communication-disabled vehicle among the plurality of communication-enabled vehicles based on the future movement state of the communication-disabled vehicle predicted by the movement prediction unit 15. Communication enabled vehicle to be selected. The information transmission control unit 17 transmits the plan information of the communication disabled vehicle to the selected communication enabled vehicle. Thereby, the process of transmitting the plan information can be significantly reduced as compared with the case where the plan information of the non-communicable vehicle is transmitted to all the communicable vehicles among the plurality of vehicles 2.

  Further, the information transmission control unit 17 transmits the planning information of the communication disabled vehicle to all the communication enabled vehicles of the plurality of vehicles 2. As a result, it is possible to increase the possibility that the communication plan information is notified to the communication disabled vehicle. As a result, the possibility that the movement planning information is notified to the communication disabled vehicle can be further increased.

  Further, the power supply management system 100 includes a plurality of in-vehicle devices 6 mounted on a plurality of vehicles 2. The in-vehicle device 6 includes a first communication unit 20 that communicates with the power supply management device 1 via the communication network 5, a second communication unit 21 that performs wireless communication between the vehicles 2, a plan information acquisition unit 32, A plan information transmission control unit 34. The plan information acquisition unit 32 receives the movement plan information of the communication-disabled vehicle via the first communication unit 20. The plan information transmission control unit 34 transmits the movement plan information of the communication disabled vehicle received by the plan information acquisition unit 32 to the communication disabled vehicle via the second communication unit 21. As a result, it is possible to easily notify the non-communicable vehicle of the movement plan information.

Embodiment 2 FIG.
In the power supply management system according to the second embodiment, in addition to the movement plan information of each vehicle, power supply plan information for facilities of each vehicle is created, and the created power supply plan information is notified to each vehicle. This is different from the power supply management system 100 according to the first embodiment. In the following, components having the same functions as those of the first embodiment are denoted by the same reference numerals, and description thereof will be omitted. The following description focuses on differences from the power supply management system 100 of the first embodiment.

  FIG. 13 is a diagram illustrating a configuration example of a power supply management system according to the second embodiment of the present invention. In FIG. 13, the facility 3 is not illustrated, and the power supply management device and the vehicle-mounted device of the vehicle 2 are illustrated. As illustrated in FIG. 13, the power supply management system 100A according to the second embodiment includes a power supply management device 1A and an in-vehicle device 6A. The power supply management device 1A differs from the power supply management device 1 in having a plan creation unit 16A and an information transmission control unit 17A instead of the plan creation unit 16 and the information transmission control unit 17. The in-vehicle device 6A differs from the in-vehicle device 6 in having a control unit 26A instead of the control unit 26.

  The plan creation unit 16A of the power supply management device 1A has a power supply plan creation unit 19 in addition to the movement plan creation unit 18. The power supply plan creation unit 19 includes a current power storage amount of each vehicle 2 managed by the vehicle information management unit 11, a required power amount at each time of each facility 3 managed by the facility information management unit 12, and a movement plan. Based on the movement plan of each vehicle 2 created by the creating unit 18, it is determined which vehicle 2 supplies how much power to the facility 3 that needs power supply, and a power supply plan is created.

  For example, the power supply plan creation unit 19 may be configured to supply necessary power to satisfy the required power amount at each time of the facility 3 based on the current power storage amount of each vehicle 2 and the movement plan of each vehicle 2. A power supply plan for each time of the vehicle 2 is created. The power supply plan creation unit 19 sets the generated power supply plan of each vehicle 2 in the power supply plan table.

FIG. 14 is a diagram illustrating an example of a power supply plan table according to the second embodiment. The power supply plan table 55 ₁ to 55 _n shown in FIG. 14, "vehicle ID", "facility ID", and "supply power amount" is associated with each "time". The “vehicle ID” is information unique to the vehicle 2, and the “facility ID” is information unique to the facility 3. The “supplied electric energy” is the electric energy supplied from the vehicle 2 to the facility 3. When the vehicle 2 receives power from the facility 3, the “supplied power amount” is a negative value.

Power supply plan table 55 ₁ shown in FIG. 14 is information of the vehicle _{2 1} power supply plan vehicle ID "C2 _1", the power supply plan table 55 _2, the vehicle ID is "C2 _2" the information of the power supply plan of the vehicle 2 _2. The power supply plan table 55 _n is information on the power supply plan of the vehicle 2 _n whose vehicle ID is “C2 _n ”.

  The information transmission control unit 17A shown in FIG. 13 communicates the power supply plan information of each vehicle 2 generated by the power supply plan generation unit 19 in addition to the movement plan information of each vehicle 2 generated by the movement plan generation unit 18. It differs from the information transmission control unit 17 in that transmission is performed via the network 5.

  Specifically, the information transmission control unit 17A transmits the power supply plan information of the communicable vehicle among the plurality of vehicles 2 to the communicable vehicle via the communication network 5. In addition, the information transmission control unit 17A transmits the power supply planning information of the communication disabled vehicle to the communication enabled vehicle, and causes the power supply planning information of the communication disabled vehicle to be transmitted from the communication enabled vehicle to the communication disabled vehicle.

The information transmission control unit 17A transmits the power supply plan of the vehicle that cannot communicate to the communicable vehicle to which the travel plan information including the information of the travel plan toward the facility 3 via the communicable range with the vehicle that cannot communicate is transmitted. Information can be sent. For example, an incommunicable vehicle vehicle 2 ₁ is a vehicle 2 ₂ communication friendly vehicle, and the vehicle 2 ₂ information of the mobile plan towards the facility 3 through a range capable of communicating with the vehicle 2 ₁ There the created as a power supply planning information of the vehicle 2 _2. In this case, the information transmission control unit 17A transmits a power supply planning information of the vehicle 2 ₁ to the vehicle 2 _2.

In addition, the information transmission control unit 17A may transmit the power supply plan information of the communication disabled vehicle to all the communication enabled vehicles instead of transmitting the power supply plan information to the specific communication enabled vehicle. For example, the information transmission control section 17A of the vehicle _{2 1,} 2 3, _{2 4} be a incommunicable vehicle, the vehicle ₂ 1 of a vehicle ₂ 1 to 2 _n, 2 3, _{2 4} other than the vehicle in the vehicle 2 2 _{1, 2} 3, _{2 4} of the power supply planning information can be transmitted.

  The control unit 26A of the in-vehicle device 6A includes a vehicle information transmission control unit 31, a plan information acquisition unit 32A, a display processing unit 33, a plan information transmission control unit 34A, and a charge / discharge processing unit 35.

  The plan information acquisition unit 32A acquires power supply plan information in addition to the processing of the plan information acquisition unit 32, and stores the acquired power supply plan information in the storage unit 25. For example, power supply plan information is acquired from the power supply management device 1A via the communication network 5 and the first communication unit 20 in addition to the movement plan information, and the acquired power supply plan information is stored in the storage unit 25. Further, the plan information acquisition unit 32A acquires power supply plan information transmitted from the vehicle-mounted device 6A of another vehicle 2 by inter-vehicle communication via the second communication unit 21, and stores the acquired power supply plan information in the storage unit 25. To memorize.

  The plan information transmission control unit 34A is different in that the power supply plan information is transmitted in addition to the movement plan information. Specifically, when the plan information acquisition unit 32A acquires the power supply plan information of the communication disabled vehicle from the power supply management device 1A, the acquired power supply plan information of the communication disabled vehicle is transmitted to the communication disabled vehicle in the second communication. This is transmitted via the unit 21.

  The power supply plan information of the communication disabled vehicle received by the plan information acquisition unit 32A includes the vehicle ID of the communication disabled vehicle. The plan information transmission control unit 34A acquires, via the second communication unit 21, the vehicle ID transmitted from the in-vehicle device 6A of the vehicle 2 that can communicate with the second communication unit 21, and the acquired vehicle ID cannot communicate. When the vehicle ID matches the vehicle ID of the vehicle, the power supply plan information of the vehicle that cannot communicate can be transmitted from the second communication unit 21.

The charge / discharge processing unit 35 controls power supply from the storage battery 7 to the facility 3 based on the power supply plan information stored in the storage unit 25. The facility 3 is provided with, for example, a power conditioner, and power is supplied to the facility 3 from the storage battery 7 of the vehicle 2 via the power conditioner. Power supply planning information of the vehicle 2 ₁ is assumed to be the state shown in FIG. 14. In this case, the charge and discharge treatment unit 35 of the in-vehicle device 6A provided in the vehicle _{2 1,} for example, a power of 1.2 [kWh] in the period of time _{t n-2} supplied to the facility _{3 2,} time _{t n} in the period of _-1 supplying power 1.7 [kWh] to the facility _{3 2.}

  The processing procedure of the power supply management device 1A according to the second embodiment is such that the processing in which the power supply plan creation unit 19 generates the power supply plan information is performed between the processing in step S16 and the processing in step S17 shown in FIG. In addition, in the process of step S17, a process of notifying the vehicle 2 of the power supply plan information is added. The information transmission control unit 17A can transmit the power supply plan information to the vehicle 2 together with the movement plan information, and can transmit the power supply plan information to the vehicle 2 separately from the movement plan information.

  In addition, the information transmission control unit 17A transmits the power supply plan information of the communicable vehicle among the plurality of vehicles 2 to the communicable vehicle via the communication network 5 as described above. In addition, the information transmission control unit 17A transmits the power supply plan information to the communication disabled vehicle to the communication enabled vehicle, and transmits the power supply plan information of the communication disabled vehicle from the communication enabled vehicle to the communication disabled vehicle.

  Next, the operation of the vehicle-mounted device 6A of the vehicle 2 will be described using a flowchart. The processing of the vehicle information transmission control unit 31 and the display processing unit 33 in the in-vehicle device 6A is the same as the processing of the in-vehicle device 6.

  First, the processing of the plan information acquisition unit 32A in the in-vehicle device 6A will be described. FIG. 15 is a flowchart illustrating an example of a process of the plan information acquisition unit according to the second embodiment.

  As illustrated in FIG. 15, the plan information acquisition unit 32A of the in-vehicle device 6A determines whether the movement plan information and the power supply plan information have been acquired from the in-vehicle device 6A of the power supply management device 1 or another vehicle 2. (Step S30). When determining that the movement plan information and the power supply plan information have been acquired (step S30: Yes), the plan information acquisition unit 32 stores the acquired movement plan information and power supply plan information in the storage unit 25 (step S31). . When the process of step S31 is completed or when it is determined that the movement plan information and the power supply plan information have not been acquired (step S30: No), the plan information acquisition unit 32A ends the process illustrated in FIG. .

  Next, processing of the plan information transmission control unit 34A in the in-vehicle device 6A will be described. FIG. 16 is a flowchart illustrating an example of a process of the plan information transmission control unit according to the second embodiment.

As shown in FIG. 16, the plan information transmission control unit 34A determines whether the movement plan information and the power supply plan information of another vehicle 2 have been acquired (step S32). The process shown in FIG. 16 is performed in the vehicle-mounted device 6 of the vehicle 2 _2, and when the mobile plan information and the power supply planning information of the vehicle 2 ₁ is stored in the storage unit 25, of the other vehicle 2 movement plan It is determined that the information and the power supply plan information have been acquired.

  When determining that the movement plan information and the power supply plan information of the other vehicle 2 have been acquired (Step S32: Yes), the plan information transmission control unit 34A moves the movement plan information and the power supply plan information of the other vehicle 2. Is transmitted to another vehicle 2 (step S33). If the plan information transmission control unit 34 </ b> A determines that the movement plan information and the power supply plan information of the other vehicle 2 have not been transmitted (step S <b> 33: No), the second communication unit 21 performs the inter-vehicle communication on the other vehicle 2. Then, it is determined whether or not communication is possible with Step 2 (Step S34).

  When determining that the communication with the other vehicle 2 is possible (step S34: Yes), the plan information transmission control unit 34A transmits the movement plan information and the power supply plan information to the other vehicle 2 (step S35). When the process of step S35 is completed, the plan information transmission control unit 34A determines that the movement plan information and the power supply plan information report of the other vehicle 2 have not been acquired (step S32: No), the other vehicle If it is determined that the transfer plan information and the power supply plan information of No. 2 have been transmitted (step S33: Yes), or if it is determined that communication with another vehicle 2 is not possible (step S34: No), FIG. Is completed.

  Next, the processing of the charge / discharge processing unit 35 in the in-vehicle device 6A will be described. FIG. 17 is a flowchart illustrating an example of a process of the charge / discharge processing unit according to the second embodiment.

  As shown in FIG. 17, the charge / discharge processing unit 35 of the in-vehicle device 6A determines whether or not the power supply plan information of the own vehicle has been acquired (step S36). When determining that the power supply plan information of the own vehicle has been acquired (step S36: Yes), the charge / discharge processing unit 35 determines whether the own vehicle is connected to the charging cable of the facility (step S37). ). When determining that the own vehicle is connected to the charging cable of the facility (Step S37: Yes), the charge / discharge processing unit 35 performs charge / discharge based on the power supply plan information of the own vehicle stored in the storage unit 25. Control is performed (step S38).

  The charge / discharge processing unit 35 terminates the processing of step S38, determines that the power supply plan information of the vehicle has not been acquired (step S36: No), or connects the vehicle to the charging cable of the facility. If it is determined that the processing has not been performed (step S37: No), the processing illustrated in FIG. 17 ends.

  The hardware configuration example of the power supply management device 1A according to the second embodiment is the same as the power supply management device 1 shown in FIG. The processor 101 can execute the function of the plan creating unit 16A by reading and executing the program stored in the memory 102. In addition, the first communication unit 20, the second communication unit 21, the storage unit 25, and the control unit 26A of the in-vehicle device 6A can also have the configuration illustrated in FIG. In this case, the processor 101 reads out and executes the program stored in the memory 102 to execute the vehicle information transmission control unit 31, the plan information acquisition unit 32A, the display processing unit 33, the plan information transmission control unit 34A, and the charge / discharge. The function of the processing unit 35 can be executed.

  As described above, the power supply management device 1 </ b> A according to the second embodiment includes the power supply plan creating unit 19 that creates supply plan information including a power supply plan to the facility 3 at each time for each vehicle 2. The information transmission control unit 17A transmits the supply plan information of the communicable vehicle among the plurality of vehicles 2 to the communicable vehicle via the communication network 5, and transmits the supply plan information of the communicable vehicle to the communicable vehicle, Causes the communicable vehicle to transmit supply plan information to the non-communicable vehicle. Thus, it is possible to prevent the facilities 3 in each vehicle 2 from being charged unplannedly, and it is possible to appropriately charge the facilities 3 in each vehicle 2.

Embodiment 3 FIG.
The power supply management system according to the third embodiment differs from the power supply management systems 100 and 100A according to the first and second embodiments in that movement plan information and power supply plan information of each vehicle 2 are recreated. In the following, components having the same functions as those of the first and second embodiments are denoted by the same reference numerals, and description thereof will be omitted. The description will focus on differences from the power supply management system 100A of the second embodiment.

  FIG. 18 is a diagram illustrating a configuration example of the power supply management system according to the third embodiment of the present invention. As illustrated in FIG. 18, the power supply management system 100B according to the second embodiment includes a power supply management device 1B and an in-vehicle device 6B. The power supply management device 1B differs from the power supply management device 1A in having a plan creation unit 16B and an information transmission control unit 17B instead of the plan creation unit 16A and the information transmission control unit 17A. Further, the in-vehicle device 6B differs from the in-vehicle device 6A in having a control unit 26B instead of the control unit 26A.

  The plan creation unit 16B of the power supply management device 1B includes a movement plan creation unit 18B and a power supply plan creation unit 19B. The movement plan creation unit 18B differs from the movement plan creation unit 18 in that the movement plan information is re-created after notifying the created movement plan information to the vehicle 2. The power supply plan creation unit 19B differs from the power supply plan creation unit 19 in that the power supply plan creation unit 19B recreates the power supply plan information after notifying the created power supply plan information to the vehicle 2.

  The method of creating the movement plan information by the movement plan creation unit 18B is the same as the method of creating the movement plan information by the movement plan creation unit 18. The method of creating the power supply plan information by the power supply plan creation unit 19B is the same as the method of creating the power supply plan information by the power supply plan creation unit 19.

  Note that the vehicle information management unit 11 acquires the vehicle information of each vehicle 2 even after the movement plan information and the power supply plan information are transmitted from the information transmission control unit 17B, and manages the acquired vehicle information. Further, the facility information management unit 12 transmits the information on the required power amount at each time after the current time from each facility 3 via the communication unit 10 when the opportunity to re-create the movement plan information and the power supply plan information is obtained. Obtain and manage the obtained information.

  Further, the route information management unit 13, based on the vehicle information of each vehicle 2 managed by the vehicle information management unit 11, when the re-creation of the movement plan information and the power supply plan information is triggered, The route from the current position to each facility 3 is calculated, and information on the calculated route is managed.

  The control unit 26B of the vehicle-mounted device 6B includes a vehicle information transmission control unit 31B, a plan information acquisition unit 32B, a display processing unit 33, a plan information transmission control unit 34B, a charge / discharge processing unit 35, and a vehicle information acquisition unit 36. And The vehicle information transmission control unit 31B transmits the vehicle information even after acquiring the movement plan information and the power supply plan information in addition to the processing of the vehicle information transmission control unit 31.

  For example, even after acquiring the movement plan information and the power supply plan information, the vehicle information transmission control unit 31B of the in-vehicle device 6B mounted on the communicable vehicle periodically transmits the position information from the position detection unit 22 and the power storage amount detection unit 23. Information and power storage amount information are obtained, and vehicle information including the obtained position information and power storage amount information is transmitted to the power supply management device 1B.

  Further, even after acquiring the movement plan information and the power supply plan information, the vehicle information transmission control unit 31B of the in-vehicle device 6B mounted on the communication-disabled vehicle periodically transmits the position information from the position detection unit 22 and the power storage amount detection unit 23. Information and power storage amount information are acquired, and vehicle information including the acquired position information and power storage amount information is transmitted from the second communication unit 21 to the communicable vehicle by inter-vehicle communication.

  The vehicle information acquisition unit 36 acquires the vehicle information of the communication disabled vehicle received by the second communication unit 21 by the inter-vehicle communication from the vehicle-mounted device 6B mounted on the communication disabled vehicle. In addition, the vehicle information transmission control unit 31B transmits the vehicle information of the communication disabled vehicle acquired by the vehicle information acquisition unit 36 from the first communication unit 20 to the power supply management device 1B via the communication network 5.

  In addition, the vehicle information acquisition unit 36 of the in-vehicle device 6B mounted on the incommunicable vehicle can not acquire the vehicle information from the in-vehicle device 6B mounted in another incommunicable vehicle. When the first communication unit 20 cannot communicate with the power supply management device 1B via the communication network 5, the vehicle information acquisition unit 36 determines that the vehicle information acquisition unit 36 is the vehicle information acquisition unit 36 of the on-vehicle device 6B mounted on the communication-disabled vehicle. can do.

  The plan information acquisition unit 32B performs a process of acquiring the movement plan information and the power supply plan information recreated by the power supply management device 1B, in addition to the process of the plan information acquisition unit 32. When the plan information acquisition unit 32B acquires the movement plan information and the power supply plan information of the other vehicle 2, the plan information transmission control unit 34B transmits the movement plan information and the power supply plan information of the other vehicle 2 to the other vehicle 2. 2 from the first communication unit 20.

  When there are a plurality of sets of travel plan information and power supply plan information that have not been transmitted to the same other vehicle 2, the plan information acquisition unit 32B extracts only the latest set of travel plan information and power supply plan information. 1 can be transmitted from the communication unit 20. Thereby, the processing load of the plan information acquisition unit 32B can be reduced.

  The processing procedure of the power supply management device 1B according to the third embodiment includes a process of determining whether or not the movement plan information and the power supply plan information have been recreated, and a process of re-creating the movement plan information and the power supply plan information. If it is determined that the creation has been triggered, the process of creating the movement plan information and the power supply plan information and notifying the vehicle 2 is added.

  Next, the operation of the vehicle-mounted device 6B of the vehicle 2 will be described using a flowchart. First, the processing of the vehicle information acquisition unit 36 will be described. FIG. 19 is a flowchart illustrating an example of a process of the vehicle information acquisition unit according to the third embodiment.

  As shown in FIG. 19, the vehicle information acquisition unit 36 determines whether or not vehicle information has been acquired from a vehicle that cannot communicate (step S40). When determining that the vehicle information has been acquired from the vehicle that cannot communicate (step S40: Yes), the vehicle information acquisition unit 36 stores the acquired vehicle information in the storage unit 25 (step S41). The vehicle information obtaining unit 36 ends the process illustrated in FIG. 19 when determining that the vehicle information has not been obtained from the communication-disabled vehicle (step S40: No) or when the process of step S41 ends.

  Next, the processing of the vehicle information transmission control unit 31B will be described. FIG. 20 is a flowchart illustrating an example of a process of the vehicle information transmission control unit according to the third embodiment. The vehicle information transmission control unit 31B determines whether transmission of vehicle information has been triggered (step S42). When it is determined that the transmission of the vehicle information has been triggered (step S42: Yes), the vehicle information transmission control unit 31B determines whether the own vehicle is a vehicle that can transmit (step S43).

  When the vehicle information transmission control unit 31 </ b> B determines that the vehicle is a communicable vehicle (step S <b> 43: Yes), the vehicle information transmission unit 31 </ b> B transmits the vehicle information from the first communication unit 20 to the power supply management device 1 </ b> B via the communication network 5. (Step S44). When the vehicle information transmission control unit 31B determines that the own vehicle is not a vehicle capable of transmitting (step S43: No), the vehicle information transmission control unit 31B determines whether communication with the vehicle capable of communication is possible by inter-vehicle communication (step S45). ). In step S45, if the vehicle information transmission control unit 31B can communicate with the communicable vehicle by the communication of the second communication unit 21, it determines that communication with the communicable vehicle is possible by the inter-vehicle communication.

  When it is determined that the vehicle information transmission control unit 31B can communicate with the communicable vehicle by the inter-vehicle communication (step S45: Yes), the vehicle information is transmitted from the second communication unit 21 to the communicable vehicle by the inter-vehicle communication. (Step S46). The vehicle information transmission control unit 31B communicates when the processing in step S44 is completed, when the processing in step S46 is completed, when it is determined that the transmission of the vehicle information is not an opportunity (step S42: No), or when the vehicle-to-vehicle communication is performed. If it is determined that communication with the available vehicle is not possible (step S45: No), the processing in FIG. 20 ends.

  The hardware configuration example of the power supply management device 1B according to the third embodiment is the same as the power supply management device 1 shown in FIG. The processor 101 can execute the function of the plan creating unit 16B by reading and executing the program stored in the memory 102. In addition, the first communication unit 20, the second communication unit 21, the storage unit 25, and the control unit 26B of the in-vehicle device 6B can also have the configuration illustrated in FIG. In this case, the processor 101 reads out and executes the program stored in the memory 102, so that the vehicle information transmission control unit 31B, the plan information acquisition unit 32B, the display processing unit 33, the plan information transmission control unit 34B, the charge / discharge process The functions of the unit 35 and the vehicle information acquisition unit 36 can be executed.

  As described above, the in-vehicle device 6B according to the third embodiment communicates via the second communication unit 21 with the vehicle information transmission control unit 31B which transmits vehicle information to the communicable vehicle via the second communication unit 21. A vehicle information acquisition unit 36 for acquiring vehicle information of the unacceptable vehicle. The vehicle information transmission control unit 31B transmits the vehicle information of the uncommunicable vehicle acquired by the vehicle information acquisition unit 36 from the first communication unit 20 to the power supply management device 1B via the communication network 5. As a result, the vehicle information of the uncommunicable vehicle can be acquired by the power supply management device 1B, so that the movement plan information and the power supply plan information can be re-created after a power failure or the like. Therefore, the movement of each vehicle 2 and the charging of the vehicle 2 can be appropriately performed during the power outage period.

  The configurations described in the above embodiments are merely examples of the contents of the present invention, and can be combined with another known technology, and can be combined with other known technologies without departing from the gist of the present invention. Parts can be omitted or changed.

1, 1A, 1B power supply management device, 2, 2 ₁ to 2 _n vehicles, 3, 3 _{1 to} 3 _m facilities, 4, 4 ₁ to 4 _k radio base stations, 5 communication networks, 6, 6A, 6B in-vehicle devices , 7 storage battery, 10 communication unit, 11 vehicle information management unit, 12 facility information management unit, 13 route information management unit, 14 uncommunicable vehicle identification unit, 15 movement prediction unit, 16, 16A, 16B plan creation unit, 17, 17A , 17B information transmission control section, 18, 18B movement plan creation section, 19, 19B power supply plan creation section, 20 first communication section, 21 second communication section, 22 position detection section, 23 power storage amount detection section, 24 display section , 25 storage unit, 26, 26A, 26B control unit, 31, 31B vehicle information transmission control unit, 32, 32A, 32B plan information acquisition unit, 33 display processing unit, 34, 34A, 34B plan information transmission control unit, 35 Release Processing unit, 36 a vehicle information acquisition unit, 51, 51 ₁ to 51 _n vehicle information table, 52 position information _table, 53 1 to 53 _m power information _table, 54 1 through 54 _n routing information _table, 55 1 to 55 _n power supply Planning table, 100, 100A, 100B Power supply management system.

Claims (12)

A vehicle information management unit that acquires, from each of a plurality of vehicles equipped with a storage battery, vehicle information including information on a position of the vehicle and information on a storage amount of the storage battery via a communication network, and manages the obtained vehicle information; When,
A facility information management unit that manages facility information including information on the position of each of the plurality of facilities and information on the amount of power required at each of the facilities,
A route information management unit that manages route information including information on a route between the vehicle and the facility,
A vehicle identification unit that identifies a first vehicle that is a vehicle that cannot communicate via the communication network among the plurality of vehicles, based on the vehicle information managed by the vehicle information management unit;
Based on the vehicle information managed by the vehicle information management unit, the facility information managed by the facility information management unit, and the route information managed by the route information management unit, A movement plan creating unit that creates movement plan information including information of a movement plan to be moved to one or more of the facilities for each vehicle;
An information transmission control unit that transmits the movement plan information of a second vehicle that is a vehicle capable of communicating via the communication network among the plurality of vehicles to the second vehicle via the communication network;
A movement prediction unit that predicts a future movement state of the first vehicle based on the vehicle information managed by the vehicle information management unit ,
The movement plan creation unit,
Based on the movement state of the first vehicle predicted by the movement prediction unit, information on a travel plan toward the facility via a range communicable with the first vehicle is provided as a travel plan of the second vehicle. Create as information,
The information transmission control unit,
A power supply management device, comprising: transmitting the travel plan information of the first vehicle to the second vehicle; and transmitting the travel plan information of the first vehicle from the second vehicle to the first vehicle. A vehicle information management unit that acquires, from each of a plurality of vehicles equipped with a storage battery, vehicle information including information on a position of the vehicle and information on a storage amount of the storage battery via a communication network, and manages the obtained vehicle information; When,
A facility information management unit that manages facility information including information on the position of each of the plurality of facilities and information on the amount of power required at each of the facilities;
A route information management unit that manages route information including information on a route between the vehicle and the facility;
A vehicle identification unit that identifies a first vehicle that is a vehicle that cannot communicate via the communication network among the plurality of vehicles, based on the vehicle information managed by the vehicle information management unit;
The vehicle information is managed based on the vehicle information managed by the vehicle information management unit, the facility information managed by the facility information management unit, and the route information managed by the route information management unit. A movement plan creating unit that creates movement plan information including information of a movement plan to be moved to one or more of the facilities for each vehicle;
  An information transmission control unit configured to transmit the movement plan information of a second vehicle that is a vehicle capable of communicating via the communication network among the plurality of vehicles to the second vehicle via the communication network;
A movement prediction unit that predicts a future movement state of the first vehicle based on the vehicle information managed by the vehicle information management unit,
The movement plan creation unit,
Based on the movement state of the first vehicle predicted by the movement prediction unit, information on a travel plan for the facility via a range communicable with the first vehicle is transferred to the second vehicle. Create as information,
The information transmission control unit,
Transmitting the travel plan information of the first vehicle to a second vehicle that has transmitted information of the travel plan toward the facility via a range communicable with the first vehicle; Causing the travel plan information to be transmitted from the second vehicle to the first vehicle
A power supply management device, characterized in that: The movement prediction unit,
Claim 1 or 2, characterized in that the basis of the position information of the first vehicle to communicate with the first vehicle via a communication network is interrupted, to predict the movement state in the future of the first vehicle The power supply management device according to claim 1. The movement prediction unit,
Predicting the future movement state of the first vehicle based on the same-day position information of the first vehicle and the previous-day position information until the communication with the first vehicle via the communication network is interrupted. The power supply management device according to claim 1 or 2, wherein: The information transmission control unit,
A second vehicle predicted to pass through a range communicable with the first vehicle among the plurality of second vehicles based on the future movement state of the first vehicle predicted by the movement prediction unit. select, power supply management device according to claim 1, characterized in that transmitting the planning information of the first vehicle to the second vehicle selected. The information transmission control unit,
Power supply management device according to claim 1, characterized in that transmitting the planning information of the first vehicle to all of the second vehicle of the plurality of vehicles. A power supply plan creation unit that creates supply plan information including a power supply plan at each time to the facility for each vehicle,
The information transmission control unit,
Transmitting the supply plan information of the second vehicle among the plurality of vehicles to the second vehicle via the communication network, and transmitting the supply plan information of the first vehicle to the second vehicle; The power supply management device according to claim 1, wherein the second vehicle transmits the supply plan information to the first vehicle. A power supply management device according to any one of claims 1 to 7, and
A plurality of in-vehicle devices respectively mounted on the plurality of vehicles,
The in-vehicle device,
A first communication unit that communicates with the power supply management device via the communication network;
A second communication unit that performs wireless communication between the vehicles,
A plan information acquisition unit that receives the movement plan information of the first vehicle via the first communication unit;
And a plan information transmission control unit configured to transmit the movement plan information of the first vehicle received by the plan information acquisition unit to the first vehicle via the second communication unit. system. A vehicle information transmission control unit configured to transmit the vehicle information to the second vehicle via the second communication unit;
A vehicle information acquisition unit that acquires vehicle information of the first vehicle via the second communication unit,
The vehicle information transmission control unit,
The power supply management according to claim 8, wherein the vehicle information of the first vehicle acquired by the vehicle information acquisition unit is transmitted from the first communication unit to the power supply management device via the communication network. system. A power supply management method performed by a computer, comprising:
A vehicle information management step of acquiring, from each of a plurality of vehicles equipped with a storage battery, vehicle information including information on the position of the vehicle and information on the amount of charge of the storage battery via a communication network, and managing the acquired vehicle information; When,
Facility information management step of managing facility information including information on the position of each of the plurality of facilities and information on the amount of power required at each of the facilities,
A route information management step of managing route information including information on a route between the vehicle and the facility;
A vehicle identification step of identifying a first vehicle that is a vehicle that cannot communicate via the communication network among the plurality of vehicles, based on the vehicle information managed in the vehicle information management step;
The vehicle information is managed based on the vehicle information managed in the vehicle information management step, the facility information managed in the facility information management step, and the route information managed in the route information management step. and one or more moving planning step to create a moving plan information for each of the vehicle including information of a mobile plan to move to a facility of the facility,
An information transmission control step of transmitting the movement plan information of a second vehicle that is a vehicle capable of communicating via the communication network among the plurality of vehicles to the second vehicle via the communication network;
A movement prediction step of predicting a future movement state of the first vehicle based on the vehicle information managed in the vehicle information management step ,
The moving plan creation step includes:
Based on the movement state of the first vehicle predicted by the movement prediction step, information on a movement plan toward the facility via a range communicable with the first vehicle is transferred to the second vehicle. Create as information,
The information transmission control step,
The travel plan information of the first vehicle, which is a vehicle that cannot communicate via the communication network, is transmitted to the second vehicle, and the travel plan information of the first vehicle is transmitted from the second vehicle to the first vehicle. A power supply management method. A power supply management method performed by a computer, comprising:
A vehicle information management step of acquiring, from each of a plurality of vehicles equipped with a storage battery, vehicle information including information on the position of the vehicle and information on the amount of charge of the storage battery via a communication network, and managing the acquired vehicle information; When,
Facility information management step of managing facility information including information on the position of each of the plurality of facilities and information on the amount of power required at each of the facilities,
A route information management step of managing route information including information of a route between the vehicle and the facility;
A vehicle identification step of identifying a first vehicle that is a vehicle that cannot communicate via the communication network among the plurality of vehicles, based on the vehicle information managed in the vehicle information management step;
The vehicle information is managed based on the vehicle information managed in the vehicle information management step, the facility information managed in the facility information management step, and the route information managed in the route information management step. A movement plan creation step of creating, for each vehicle, movement plan information including information on a movement plan to be moved to one or more of the facilities;
An information transmission control step of transmitting the movement plan information of a second vehicle that is a vehicle capable of communicating via the communication network among the plurality of vehicles to the second vehicle via the communication network;
A movement prediction step of predicting a future movement state of the first vehicle based on the vehicle information managed in the vehicle information management step,
The moving plan creation step includes:
Based on the movement state of the first vehicle predicted by the movement prediction step, information on a movement plan for the facility via a range communicable with the first vehicle is transferred to the second vehicle. Create as information,
The information transmission control step,
Transmitting the travel plan information of the first vehicle to a second vehicle that has transmitted information of the travel plan toward the facility via a range communicable with the first vehicle; Causing the travel plan information to be transmitted from the second vehicle to the first vehicle
A power supply management method, comprising: Including a power supply plan creating step of creating supply plan information including a power supply plan at each time to the facility for each vehicle,
The information transmission control step,
Transmitting the supply plan information of the second vehicle among the plurality of vehicles to the second vehicle via the communication network, and transmitting the supply plan information of the first vehicle to the second vehicle; The power supply management method according to claim 10, wherein a second vehicle transmits the supply plan information to the first vehicle.

Images