Processing

Please wait...

Settings

Settings

Goto Application

1. WO2020076127 - BATTERY MANAGEMENT DEVICE AND METHOD

Publication Number WO/2020/076127
Publication Date 16.04.2020
International Application No. PCT/KR2019/013387
International Filing Date 11.10.2019
IPC
B60K 6/34 2007.10
BPERFORMING OPERATIONS; TRANSPORTING
60VEHICLES IN GENERAL
KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
6Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines
20the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
22characterised by apparatus, components or means specially adapted for HEVs
34characterised by the absence of energy storing means
B60K 6/24 2007.10
BPERFORMING OPERATIONS; TRANSPORTING
60VEHICLES IN GENERAL
KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
6Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines
20the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
22characterised by apparatus, components or means specially adapted for HEVs
24characterised by the combustion engines
B60L 58/10 2019.1
BPERFORMING OPERATIONS; TRANSPORTING
60VEHICLES IN GENERAL
LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
58Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
10for monitoring or controlling batteries
G01R 31/3835 2019.1
GPHYSICS
01MEASURING; TESTING
RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
31Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
36Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge
382Arrangements for monitoring battery or accumulator variables, e.g. SoC
3835involving only voltage measurements
G01R 31/36 2006.1
GPHYSICS
01MEASURING; TESTING
RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
31Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
36Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge
G01R 19/165 2006.1
GPHYSICS
01MEASURING; TESTING
RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
19Arrangements for measuring currents or voltages or for indicating presence or sign thereof
165Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
CPC
B60K 6/24
BPERFORMING OPERATIONS; TRANSPORTING
60VEHICLES IN GENERAL
KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
6Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units
20the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
22characterised by apparatus, components or means specially adapted for HEVs
24characterised by the combustion engines
B60K 6/34
BPERFORMING OPERATIONS; TRANSPORTING
60VEHICLES IN GENERAL
KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
6Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units
20the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
22characterised by apparatus, components or means specially adapted for HEVs
34characterised by the absence of energy storing means
B60L 2240/54
BPERFORMING OPERATIONS; TRANSPORTING
60VEHICLES IN GENERAL
LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES
2240Control parameters of input or output; Target parameters
40Drive Train control parameters
54related to batteries
B60L 2240/547
BPERFORMING OPERATIONS; TRANSPORTING
60VEHICLES IN GENERAL
LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES
2240Control parameters of input or output; Target parameters
40Drive Train control parameters
54related to batteries
547Voltage
B60L 2240/549
BPERFORMING OPERATIONS; TRANSPORTING
60VEHICLES IN GENERAL
LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES
2240Control parameters of input or output; Target parameters
40Drive Train control parameters
54related to batteries
549Current
B60L 50/50
BPERFORMING OPERATIONS; TRANSPORTING
60VEHICLES IN GENERAL
LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES
50Electric propulsion with power supplied within the vehicle
50using propulsion power supplied by batteries or fuel cells
Applicants
  • 주식회사 엘지화학 LG CHEM, LTD. [KR]/[KR]
Inventors
  • 홍성주 HONG, Sung-Ju
  • 김동현 KIM, Dong-Hyun
Agents
  • 특허법인 필앤온지 PHIL & ONZI INT'L PATENT & LAW FIRM
Priority Data
10-2018-012213612.10.2018KR
Publication Language Korean (ko)
Filing Language Korean (KO)
Designated States
Title
(EN) BATTERY MANAGEMENT DEVICE AND METHOD
(FR) DISPOSITIF ET PROCÉDÉ DE GESTION DE BATTERIE
(KO) 배터리 관리 장치 및 방법
Abstract
(EN) A battery management device according to the present invention may comprise: a sensing unit releasably mountable at a battery system, and when mounted at the battery system, configured to measure a voltage of a cell assembly provided in a battery pack electrically connected in parallel with another battery pack; a self-discharge circuit including a balance resistance connected in parallel on a charge/discharge path of the cell assembly, and a balancing switch connecting or disconnecting an electrical connection between the cell assembly and the balancing resistance; and a processor operably connected to the sensing unit and the self-discharge circuit.
(FR) La présente invention concerne un dispositif de gestion de batterie qui peut comprendre : une unité de détection pouvant être montée de manière amovible au niveau d'un système de batterie, et lorsqu'elle est montée au niveau du système de batterie, conçue pour mesurer une tension électrique d'un ensemble cellule disposé dans un bloc-batterie électriquement connecté en parallèle à un autre bloc-batterie ; un circuit d'auto-décharge comprenant une résistance d'équilibre connectée en parallèle sur un trajet de charge/décharge de l'ensemble cellule, et un commutateur d'équilibrage connectant ou déconnectant une connexion électrique entre l'ensemble cellule et la résistance d'équilibrage ; et un processeur connecté fonctionnellement à l'unité de détection et au circuit d'auto-décharge.
(KO) 본 발명에 따른 배터리 관리 장치는 배터리 시스템에 탈착 가능하고, 상기 배터리 시스템에 장착되면 다른 배터리 팩과 전기적으로 병렬 연결되는 배터리 팩에 구비된 셀 어셈블리의 전압을 측정하도록 구성된 센싱부; 상기 셀 어셈블리의 충방전 경로에 병렬 연결되는 밸런싱 저항 및 상기 셀 어셈블리와 상기 밸런싱 저항의 전기적 연결을 통전 또는 차단시키는 밸런싱 스위치를 구비하는 자가방전 회로부; 및 상기 센싱부 및 상기 자가방전 회로부와 동작 가능하게 결합된 프로세서;를 포함할 수 있다.
Latest bibliographic data on file with the International Bureau