# US 2013/0154355 A1 · Device and method for controlling energy of vehicle according to storage state level

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- Number: US 2013/0154355 A1
- Document ID: US20130154355A1
- Status: Published application
- Kind: A1
- Application number: 13/713,735
- Filed: 2012-12-13
- Published: 2013-06-20
- Earliest claimed: 2011-12-14
- Assignees: Electronics and Telecommunications Research Institute
- Inventors: Yoon Young AN; Chang Min PARK; Wung PARK; Pyung Dong CHO
- Web page: https://patentgrep.com/patent/US20130154355A1

## CPC

- B60L 1/00: Supplying electric power to auxiliary equipment of vehicles (circuit arrangements for charging batteries H02J7/00)
- B60L 15/2045: {for optimising the use of energy}
- B60L 53/68: Off-site monitoring or control, e.g. remote control
- B60L 58/12: responding to state of charge [SoC]
- B60L 2240/12: Speed
- B60L 2240/70: Interactions with external data bases, e.g. traffic centres
- Y02T 10/64: Electric machine technologies in electromobility
- 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 10/72: Electric energy management in electromobility
- Y02T 90/12: Electric charging stations
- Y02T 90/16: Information or communication technologies improving the operation of electric vehicles
- 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
- Y02T: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION

## Abstract

Provided is an energy controlling method, the method including: determining a charging state level of a battery based on information about a battery state and information about a charging station; generating control information corresponding to the charging state level using a predetermined state table; and transmitting the control information to a vehicle control system associated with a mechanical motion of an electric vehicle, a vehicle multimedia system associated with multimedia apparatuses installed within the electric vehicle, and a service management system associated with a service using a mobile communication network, wherein each of the vehicle control system, the vehicle multimedia system, and the service management system controls a power usage of corresponding apparatuses based on the control information.

## Claims

### Claim 1

An energy controlling method, the method comprising:
determining a charging state level of a battery based on information about a battery state and information about a charging station;
generating control information corresponding to the charging state level using a predetermined state table; and
transmitting the control information to a vehicle control system associated with a mechanical motion of an electric vehicle, a vehicle multimedia system associated with multimedia apparatuses installed within the electric vehicle, and a service management system associated with a service using a mobile communication network,
wherein each of the vehicle control system, the vehicle multimedia system, and the service management system controls a power usage of corresponding apparatuses based on the control information.

### Claim 2 (depends on 1)

The method of claim 1, further comprising:
receiving information about the charging station; and
receiving information about the battery state from a battery management module.

### Claim 3 (depends on 1)

The method of claim 1, wherein, in the predetermined state table, a power usage policy of corresponding apparatuses of each of the vehicle control system, the vehicle multimedia system, and the service management system is defined with respect to each of a plurality of charging state levels.

### Claim 4 (depends on 3)

The method of claim 3, wherein, in the predetermined state table, any one of power-on or power-off of corresponding apparatuses of each of the vehicle control system, the vehicle multimedia system, and the service management system is defined with respect to each of the plurality of charging state levels.

### Claim 5 (depends on 1)

The method of claim 1, wherein information about the battery state comprises information about a currently available battery amount.

### Claim 6 (depends on 1)

The method of claim 1, wherein information about the charging station comprises at least one of a distance between the electric vehicle and the charging station, information regarding whether the charging station is present in a path between a current position of the electric vehicle and a destination, and information about a charging time at the charging station.

### Claim 7 (depends on 1)

The method of claim 1, wherein the vehicle control system manages at least one of an air conditioner, a heater, and an engine motor of the electric vehicle.

### Claim 8 (depends on 1)

The method of claim 1, wherein the vehicle multimedia system manages at least one of a radio, an audio player, and a video player.

### Claim 9 (depends on 1)

The method of claim 1, wherein the service management system manages an apparatus associated with a navigation service or a traffic information service.

### Claim 10 (depends on 1)

The method of claim 1, wherein:
each of the vehicle control system, the vehicle multimedia system, and the service management system comprises an energy control module, and
each of the vehicle control system, the vehicle multimedia system, and the service management system individually controls a power usage using the energy control module in response to the control command.

### Claim 11 (depends on 1)

The method of claim 1, wherein a setting value associated with a speed of the electric vehicle is controlled based on the charging state level.

### Claim 12

An electric vehicle, comprising:
a vehicle control system associated with a mechanical motion of the electric vehicle;
a vehicle multimedia system associated with multimedia apparatuses installed within the electric vehicle;
a service management system associated with a service using a mobile communication network;
a battery to store electric energy;
a battery management module to manage the battery; and
an energy management system to determine a charging state level of the battery based on information about a battery state and information about a charging station, to generate control information corresponding to the charging state level using a predetermined state table, and to transmit the control information to the vehicle control system, the vehicle multimedia system, and the service management system,
wherein each of the vehicle control system, the vehicle multimedia system, and the service management system controls a power usage of corresponding apparatuses based on the control information.

### Claim 13 (depends on 12)

The electric vehicle of claim 12, wherein, in the predetermined state table, a power usage policy of corresponding apparatuses of each of the vehicle control system, the vehicle multimedia system, and the service management system is defined with respect to each of a plurality of charging state levels.

### Claim 14 (depends on 13)

The electric vehicle of claim 13, wherein, in the predetermined state table, any one of power-on or power-off of corresponding apparatuses of each of the vehicle control system, the vehicle multimedia system, and the service management system is defined with respect to each of the plurality of charging state levels.

### Claim 15 (depends on 12)

The electric vehicle of claim 12, wherein information about the battery state comprises information about a currently available battery amount.

### Claim 16 (depends on 12)

The electric vehicle of claim 12, wherein information about the charging station comprises at least one of a distance between the electric vehicle and the charging station, information regarding whether the charging station is present in a path between a current position of the electric vehicle and a destination, and information about a charging time at the charging station.

### Claim 17 (depends on 12)

The electric vehicle of claim 12, wherein:
each of the vehicle control system, the vehicle multimedia system, and the service management system comprises an energy control module, and
each of the vehicle control system, the vehicle multimedia system, and the service management system individually controls a power usage using the energy control module in response to the control command.
