# US 12,600,255 B2 · Control apparatus, method and computer readable storage medium for power exchange of battery with outside of mobile object

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- Number: US 12,600,255 B2
- Document ID: US12600255B2
- Status: Granted
- Kind: B2
- Application number: 18/191,000
- Filed: 2023-03-28
- Published: 2023-10-05
- Granted: 2026-04-14
- Earliest claimed: 2022-03-30
- Assignees: Honda Motor Co., Ltd.
- Applicants: Honda Motor Co.,Ltd.
- Inventors: Akira Saita; Yuki Ito
- Web page: https://patentgrep.com/patent/US12600255B2

## CPC

- B60L 53/62: in response to charging parameters, e.g. current, voltage or electrical charge
- B60L 53/67: Controlling two or more charging stations
- B60L 53/68: Off-site monitoring or control, e.g. remote control
- B60L 55/00: Arrangements for supplying energy stored within a vehicle to a power network, i.e. vehicle-to-grid [V2G] arrangements
- B60L 58/16: responding to battery ageing, e.g. to the number of charging cycles or the state of health [SoH]
- G05B 19/042: using digital processors (G05B19/05 takes precedence)
- G07C 5/04: using counting means or digital clocks
- B60L 2240/549: Current
- B60L 2240/80: Time limits
- B60L 2260/52: drive range estimation, e.g. of estimation of available travel distance
- B60L 2260/54: Energy consumption estimation
- G05B 2219/2639: Energy management, use maximum of cheap power, keep peak load low
- Y02E 60/00: Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T 10/70: Energy storage systems for electromobility, e.g. batteries
- Y02T 10/7072: Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
- Y02T 90/12: Electric charging stations
- Y04S 10/126: the energy generation units being or involving electric vehicles [EV] or hybrid vehicles [HEV], i.e. power aggregation of EV or HEV, vehicle to grid arrangements [V2G]
- B60L: PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES (arrangements or mounting of electrical propulsion units or of plural diverse prime-movers for mutual or common propulsion in vehicles B60K1/00, B60K6/20; arrangements or mounting of electrical gearing in vehicles B60K17/12, B60K17/14; preventing wheel slip by reducing power in rail vehicles B61C15/08; dynamo-electric machines H02K; control or regulation of electric motors H02P); SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES (electric coupling devices combined with mechanical couplings of vehicles B60D1/64; electric heating for vehicles B60H1/00); ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL (control or regulation of electric motors H02P); MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- G05B: CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS (systems for controlling or regulating non-electric variables G05D; systems for regulating electric or magnetic variables G05F; control devices or systems insofar as characterised by mechanical features only G05G)
- G07C: TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- Y02E: REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02T: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y04S: SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS

## Abstract

A control apparatus configured to: store a guaranteed value of a parameter indicating usage of a power storage system including a battery included in a mobile object at a predetermined time point in the future; calculate a value of the parameter due to travelling that is a value of the parameter at the predetermined time point due to travelling of the mobile object; calculate, based on difference values obtained by subtracting the value of the parameter due to travelling from the guaranteed values, a usable remaining usable amount of the battery for operations other than the travelling of the mobile object until the predetermined time point; and control, based on the remaining usable amount, to conduct power transmission and reception between outside of the mobile object and the battery.

## Claims

### Claim 1

A control apparatus comprising:
a guaranteed value storage unit configured to store a guaranteed amount of electric power indicating a total discharge amount of electric power that is guaranteed to be output from a battery included in a mobile object from a start of using the mobile object until a predetermined time point in future;
a parameter due to travelling calculation unit configured to calculate an amount of electric power due to travelling indicating an amount of electric power that is output from the battery from the start of using the mobile object until the predetermined time point due to a travelling of the mobile object;
a remaining usable amount calculation unit configured to calculate, based on a difference value obtained by subtracting the amount of electric power due to travelling and an amount of electric power that has been output from the battery to an outside of the mobile object from the start of using the mobile object until a present time point from the guaranteed amount of electric power, a remaining usable amount of electric power indicating an amount of electric power that can be output from the battery for operations other than the travelling of the mobile object from the present time point until the predetermined time point; and
a control unit configured to control, based on the remaining usable amount of electric power, to conduct power transmission and reception between the outside of the mobile object and the battery.

### Claim 2 (depends on 1)

The control apparatus according to claim 1, wherein the control unit is configured to control, based on the remaining usable amount of electric power, to conduct transmission and reception of electric power between a power grid and the battery.

### Claim 3 (depends on 1)

The control apparatus according to claim 1, further comprising
a reference information storage unit configured to store reference information indicating a relationship between a reference amount of electric power set so that the total discharge amount of electric power output from the battery from the start of using the mobile object until the predetermined time point in future reaches a predetermined value that is equal to or less than the guaranteed amount of electric power, and a using period of the mobile object; and
a reference difference value calculation unit configured to calculate a reference difference value that is a difference value between the reference amount of electric power at the present time point calculated from the reference information and the amount of electric power output from the battery from the start of using the mobile object until the present time point,
wherein the control unit further controls, based on the reference difference value calculated by the reference difference value calculation unit, to conduct power transmission and reception between the outside of the mobile object and the battery.

### Claim 4 (depends on 3)

The control apparatus according to claim 3, wherein:
the control unit controls, based on the remaining usable amount of electric power, whether or not to prohibit power transmission and reception between the outside of the mobile object and the battery, and controls, based on the reference difference value calculated by the reference difference value calculation unit, whether or not to restrict power transmission and reception between the outside of the mobile object and the battery.

### Claim 5 (depends on 1)

The control apparatus according to claim 1, wherein:
the control unit controls, based on the remaining usable amount of electric power, whether or not to prohibit or restrict power transmission and reception between the outside of the mobile object and the battery.

### Claim 6 (depends on 2)

The control apparatus according to claim 2, further comprising
a reference information storage unit configured to store reference information indicating a relationship between a reference amount of electric power set so that the total discharge amount of electric power output from the battery from the start of using the mobile object until the predetermined time point in future reaches a predetermined value that is equal to or less than the guaranteed amount of electric power, and a using period of the mobile object; and
a reference difference value calculation unit configured to calculate a reference difference value that is a difference value between the reference amount of electric power at the present time point calculated from the reference information and the amount of electric power output from the battery from the start of using the mobile object until the present time point,
wherein the control unit further controls, based on the reference difference value calculated by the reference difference value calculation unit, to conduct power transmission and reception between the outside of the mobile object and the battery.

### Claim 7 (depends on 6)

The control apparatus according to claim 6, wherein:
the control unit controls, based on the remaining usable amount of electric power, whether or not to prohibit power transmission and reception between the outside of the mobile object and the battery, and controls, based on the reference difference value calculated by the reference difference value calculation unit, whether or not to restrict power transmission and reception between the outside of the mobile object and the battery.

### Claim 8 (depends on 2)

The control apparatus according to claim 2, wherein:
the control unit controls, based on the remaining usable amount of electric power, whether or not to prohibit or restrict power transmission and reception between the outside of the mobile object and the battery.

### Claim 9 (depends on 1)

The control apparatus according to claim 1, wherein the mobile object is a vehicle.

### Claim 10 (depends on 1)

A mobile object comprising the control apparatus according to claim 1.

### Claim 11

A method, comprising:
storing a guaranteed amount of electric power indicating a total discharge amount of electric power that is guaranteed to be output from a battery included in a mobile object from a start of using the mobile object until a predetermined time point in future;
calculating an amount of electric power due to travelling indicating an amount of electric power that is output from the battery from the start of using the mobile object until the predetermined time point due to a travelling of the mobile object;
calculating, based on a difference value obtained by subtracting the amount of electric power due to travelling and an amount of electric power that has been output from the battery to an outside of the mobile object from the start of using the mobile object until a present time point from the guaranteed amount of electric power, a remaining usable amount of electric power indicating an amount of electric power that can be output from the battery for operations other than the travelling of the mobile object from the present time point until the predetermined time point; and
controlling, based on the remaining usable amount of electric power, to conduct power transmission and reception between the outside of the mobile object and the battery.

### Claim 12

A non-transitory computer readable storage medium with a program stored therein, the program causes a computer to function as:
a guaranteed value storage unit configured to store a guaranteed amount of electric power indicating a total discharge amount of electric power that is guaranteed to be output from a battery included in a mobile object from a start of using the mobile object until a predetermined time point in future;
a parameter due to travelling calculation unit configured to calculate an amount of electric power due to travelling indicating an amount of electric power that is output from the battery from the start of using the mobile object until the predetermined time point due to a travelling of the mobile object;
a remaining usable amount calculation unit configured to calculate, based on a difference values obtained by subtracting the amount of electric power due to travelling and an amount of electric power that has been output from the battery to an outside of the mobile object from the start of using the mobile object until a present time point from the guaranteed amount of electric power, a remaining usable amount of electric power indicating an amount of electric power that can be output from the battery for operations other than the travelling of the mobile object from the present time point until the predetermined time point; and
a control unit configured to control, based on the remaining usable amount of electric power, to conduct power transmission and reception between the outside of the mobile object and the battery.
