KR102579181B1 - 배터리 상태 모니터링이 가능한 직류변환장치 및 이를 이용한 배터리 상태 모니터링 방법 - Google Patents
배터리 상태 모니터링이 가능한 직류변환장치 및 이를 이용한 배터리 상태 모니터링 방법 Download PDFInfo
- Publication number
- KR102579181B1 KR102579181B1 KR1020180126138A KR20180126138A KR102579181B1 KR 102579181 B1 KR102579181 B1 KR 102579181B1 KR 1020180126138 A KR1020180126138 A KR 1020180126138A KR 20180126138 A KR20180126138 A KR 20180126138A KR 102579181 B1 KR102579181 B1 KR 102579181B1
- Authority
- KR
- South Korea
- Prior art keywords
- battery
- sub
- impedance
- state
- charging
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000012544 monitoring process Methods 0.000 title claims description 35
- 238000000034 method Methods 0.000 title claims description 18
- 230000032683 aging Effects 0.000 claims description 29
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 239000003990 capacitor Substances 0.000 claims description 6
- 238000005259 measurement Methods 0.000 abstract description 7
- 238000012806 monitoring device Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 2
- 238000009529 body temperature measurement Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/367—Software therefor, e.g. for battery testing using modelling or look-up tables
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/20—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by converters located in the vehicle
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of DC power input into DC power output
- H02M3/02—Conversion of DC power input into DC power output without intermediate conversion into AC
- H02M3/04—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters
- H02M3/10—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/392—Determining battery ageing or deterioration, e.g. state of health
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
- B60L3/0046—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electric energy storage systems, e.g. batteries or capacitors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/16—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to battery ageing, e.g. to the number of charging cycles or the state of health [SoH]
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/374—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] with means for correcting the measurement for temperature or ageing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/389—Measuring internal impedance, internal conductance or related variables
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/005—Detection of state of health [SOH]
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of DC power input into DC power output
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of DC power input into DC power output
- H02M3/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/54—Drive Train control parameters related to batteries
- B60L2240/545—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/54—Drive Train control parameters related to batteries
- B60L2240/547—Voltage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/54—Drive Train control parameters related to batteries
- B60L2240/549—Current
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
- G01R31/3835—Arrangements for monitoring battery or accumulator variables, e.g. SoC involving only voltage measurements
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J2207/20—Charging or discharging characterised by the power electronics converter
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/92—Energy efficient charging or discharging systems for batteries, ultracapacitors, supercapacitors or double-layer capacitors specially adapted for vehicles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Sustainable Energy (AREA)
- Sustainable Development (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
도 2는 도 1에 도시한 모니터링부의 상세한 구성을 나타낸 블록도.
도 3은 본 발명의 바람직한 실시 예에 따른 변환부를 설명하기 위한 도면.
도 4는 본 발명의 바람직한 실시 예에 따른 서브 배터리의 임피던스와 외기온도의 관계를 도시한 그래프.
도 5는 본 발명의 바람직한 실시 예에 따른 서브 배터리의 외기온도별 정상 상태의 충전 전류 값과 노화 상태의 충전 전류 값을 비교하여 도시한 그래프.
도 6은 본 발명의 바람직한 실시 예에 따른 배터리 상태 모니터링 방법의 흐름도.
외기 온도[℃] |
정상 배터리 | 노화 배터리 | ||
충전전류 [A] | 임피던스[Ω] | 충전전류 [A] | 임피던스[Ω] | |
-20 | 10 | 1.40 | 1.7 | 8.24 |
25 | 16.7 | 0.84 | 2.5 | 5.00 |
60 | 40 | 0.35 | 010 | 1.40 |
120: 모니터링부 122: 측정부
124: 계산부 126: 저장부
128: 판단부
Claims (9)
- 메인 배터리와 서브 배터리 사이에 위치하는 직류변환장치에서,
상기 메인 배터리의 출력 전압을 상기 서브 배터리의 충전 전압으로 변환하는 변환부; 및
상기 변환부로부터 상기 서브 배터리로 인가되는 상기 충전 전압, 충전 전류 및 상기 서브 배터리의 외기온도를 측정하고, 상기 충전 전압 및 상기 충전 전류를 이용하여 상기 서브 배터리의 임피던스를 계산하고, 상기 측정된 외기온도와 상기 계산된 임피던스를 이용하여 상기 서브 배터리의 상태를 판단하는 모니터링부를 포함하되,
상기 모니터링부는, 상기 측정된 외기온도에서 상기 서브 배터리가 정상 상태인 것으로 판단되는 임피던스, 상기 측정된 외기온도에서 상기 서브 배터리가 노화 상태인 것으로 판단되는 임피던스, 및 상기 계산된 임피던스를 이용하여, 상기 서브배터리의 노화 여부를 판단하는 것인 직류변환장치.
- 제 1 항에서,
상기 모니터링부는,
상기 충전 전압, 상기 충전 전류 및 상기 외기 온도를 측정하는 측정부;
상기 충전 전압 및 상기 충전 전류에 기초하여 상기 서브 배터리의 임피던스를 계산하는 계산부; 및
상기 서브 배터리의 상태를 판단하는 판단부를 포함하되,
상기 판단부는,
상기 외기온도에 따라 상기 서브 배터리의 정상 상태 및 노화 상태를 나타내는 임피던스 범위가 정의된 판단 테이블을 이용하여 상기 서브 배터리의 상태를 판단하는 것인 직류변환장치.
- 제 2 항에서,
상기 모니터링부는,
상기 판단 테이블이 저장된 저장부를 더 포함하는 것인 직류변환장치.
- 제 2 항에서,
상기 측정부는,
상기 직류변환장치 내부에서 상기 서브 배터리와 병렬 연결된 캐피시터 양단의 전압을 측정하는 것인 직류변환장치.
- 제 2항에서,
상기 판단부는,
상기 서브 배터리의 충전 전류의 값을 상기 서브 배터리의 노화도를 나타내는 비율로 계산하여 제공하는 것인 직류변환장치.
- 메인 배터리와 서브 배터리 사이에 위치하는 직류변환장치를 이용한 배터리 상태 모니터링 방법에서,
상기 직류변환장치로부터 상기 서브 배터리로 인가되는 충전 전류와 충전 전압 및 상기 서브 배터리의 외기온도를 측정하는 단계;
상기 충전 전류 및 상기 충전 전압을 이용하여 상기 서브 배터리의 임피던스를 계산하는 단계; 및
상기 측정된 외기온도와 상기 계산된 임피던스를 이용하여 상기 서브 배터리의 상태를 판단하는 단계를 포함하되,
상기 판단하는 단계는, 상기 측정된 외기온도에서 상기 서브 배터리가 정상 상태인 것으로 판단되는 임피던스, 상기 측정된 외기온도에서 상기 서브 배터리가 노화 상태인 것으로 판단되는 임피던스, 및 상기 계산된 임피던스를 이용하여, 상기 서브배터리의 노화 여부를 판단하는 것인 배터리 상태 모니터링 방법.
- 제 6 항에서,
상기 판단하는 단계는,
상기 외기온도에 따라 상기 서브 배터리의 정상 상태 및 노화 상태를 나타내는 임피던스 범위가 정의된 판단 테이블을 이용하여 상기 서브 배터리의 상태를 판단하는 단계인 것인 배터리 상태 모니터링 방법.
- 제 6 항에서,
상기 측정하는 단계는,
상기 충전 전압을 측정하기 위해 상기 서브 배터리와 병렬 연결된 캐피시터 양단의 전압을 측정하는 단계인 것인 배터리 상태 모니터링 방법.
- 제 6항에서,
상기 판단하는 단계는,
상기 서브 배터리의 충전 전류의 값을 상기 서브 배터리의 노화도를 나타내는 비율로 계산하여 제공하는 것을 포함하는 것인 배터리 상태 모니터링 방법.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020180126138A KR102579181B1 (ko) | 2018-10-22 | 2018-10-22 | 배터리 상태 모니터링이 가능한 직류변환장치 및 이를 이용한 배터리 상태 모니터링 방법 |
US16/554,215 US11585856B2 (en) | 2018-10-22 | 2019-08-28 | Direct current converter capable of monitoring battery condition and battery condition monitoring method thereof |
CN201911005083.2A CN111077464A (zh) | 2018-10-22 | 2019-10-22 | 能够监测电池状况的直流转换器及其电池状况监测方法 |
CN202111604705.0A CN114114054A (zh) | 2018-10-22 | 2019-10-22 | 能够监测电池状况的电池状况监测装置 |
KR1020200091770A KR102491084B1 (ko) | 2018-10-22 | 2020-07-23 | 배터리 상태 모니터링 장치 |
US17/548,953 US11913994B2 (en) | 2018-10-22 | 2021-12-13 | Direct current converter capable of monitoring battery condition and battery condition monitoring method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020180126138A KR102579181B1 (ko) | 2018-10-22 | 2018-10-22 | 배터리 상태 모니터링이 가능한 직류변환장치 및 이를 이용한 배터리 상태 모니터링 방법 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020200091770A Division KR102491084B1 (ko) | 2018-10-22 | 2020-07-23 | 배터리 상태 모니터링 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20200045272A KR20200045272A (ko) | 2020-05-04 |
KR102579181B1 true KR102579181B1 (ko) | 2023-09-15 |
Family
ID=70281158
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020180126138A Active KR102579181B1 (ko) | 2018-10-22 | 2018-10-22 | 배터리 상태 모니터링이 가능한 직류변환장치 및 이를 이용한 배터리 상태 모니터링 방법 |
Country Status (3)
Country | Link |
---|---|
US (2) | US11585856B2 (ko) |
KR (1) | KR102579181B1 (ko) |
CN (2) | CN114114054A (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102579181B1 (ko) * | 2018-10-22 | 2023-09-15 | 현대모비스 주식회사 | 배터리 상태 모니터링이 가능한 직류변환장치 및 이를 이용한 배터리 상태 모니터링 방법 |
JP7147621B2 (ja) * | 2019-02-20 | 2022-10-05 | トヨタ自動車株式会社 | 充電制御装置及び方法 |
CN112224049B (zh) * | 2020-12-11 | 2021-03-09 | 北京理工大学深圳汽车研究院(电动车辆国家工程实验室深圳研究院) | 用于氢燃料电池动力系统的dc/dc变换装置和滤波方法 |
CN114954098B (zh) * | 2021-07-21 | 2025-03-07 | 长城汽车股份有限公司 | 控制电池充电的方法、装置、电子设备以及车辆 |
CN115179767A (zh) * | 2022-08-15 | 2022-10-14 | 广州小鹏汽车科技有限公司 | 电动汽车的充电异常诊断方法、车辆及存储介质 |
CN119324636B (zh) * | 2024-12-19 | 2025-04-22 | 宁波均胜新能源研究院有限公司 | 一种变换器及其控制方法、控制器 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100185405A1 (en) * | 2009-01-13 | 2010-07-22 | Hitachi Vehicle Energy, Ltd. | Battery Control Device |
JP2016157564A (ja) * | 2015-02-24 | 2016-09-01 | トヨタ自動車株式会社 | 車両用電源装置 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3540437B2 (ja) * | 1995-06-05 | 2004-07-07 | 本田技研工業株式会社 | 電池状態判別装置 |
KR100836389B1 (ko) | 2006-09-26 | 2008-06-09 | 현대자동차주식회사 | 하이브리드 전기자동차의 배터리 충전상태 관리 장치 및방법 |
CN101359035A (zh) | 2007-07-30 | 2009-02-04 | 比亚迪股份有限公司 | 一种测量电池内阻的方法及装置 |
US9071081B2 (en) | 2010-03-31 | 2015-06-30 | Panasonic Intellectual Property Management Co., Ltd. | Power source device for vehicle |
JP5558941B2 (ja) * | 2010-06-30 | 2014-07-23 | 三洋電機株式会社 | 電池の内部抵抗の検出方法 |
KR101174714B1 (ko) | 2010-12-23 | 2012-09-20 | (주)티메이트 | 배터리 수명 예측 장치 |
JP2012247339A (ja) * | 2011-05-30 | 2012-12-13 | Renesas Electronics Corp | 半導体集積回路およびその動作方法 |
KR20130026765A (ko) | 2011-09-06 | 2013-03-14 | 현대모비스 주식회사 | 차량용 저전압직류변환기 및 이의 전력제어방법 |
DE102011087678A1 (de) | 2011-12-02 | 2013-06-06 | Conti Temic Microelectronic Gmbh | Vorrichtung zur Erfassung des Zustands eines zu prüfenden Akkumulators |
WO2014070831A1 (en) * | 2012-10-30 | 2014-05-08 | Board Of Trustees Of The University Of Alabama | Distributed battery power electronics architecture and control |
KR20140066361A (ko) | 2012-11-23 | 2014-06-02 | 현대모비스 주식회사 | 임피던스 측정을 통한 배터리 상태 측정방법 및 이를 이용한 배터리 관리 장치 |
KR101558736B1 (ko) | 2014-02-19 | 2015-10-07 | 현대자동차주식회사 | 친환경 차량용 전원공급장치의 출력단 임피던스 고장 진단 방법 |
WO2016019744A1 (zh) * | 2014-08-08 | 2016-02-11 | 清华大学 | 集成dc/dc变换器以及电化学储能系统以及电化学储能装置的交流阻抗分析方法以及其工作状态的分析方法 |
CN104158397B (zh) | 2014-08-08 | 2017-06-06 | 清华大学 | 集成dc/dc变换器以及电化学储能系统 |
US9783185B2 (en) * | 2014-08-19 | 2017-10-10 | General Electric Company | Vehicle propulsion system having an energy storage system and optimized method of controlling operation thereof |
KR102255749B1 (ko) | 2014-09-30 | 2021-05-25 | 현대모비스 주식회사 | 저전압 dc-dc 컨버터 일체형 충전 장치 |
WO2017058631A1 (en) * | 2015-09-30 | 2017-04-06 | Crynamt Management Llc | Converter architecture |
KR102490936B1 (ko) * | 2015-10-27 | 2023-01-25 | 현대모비스 주식회사 | 차량용 보조 배터리 모니터링 장치 및 방법 |
JP6508094B2 (ja) | 2016-03-10 | 2019-05-08 | トヨタ自動車株式会社 | 車両用電源システム |
KR102579181B1 (ko) * | 2018-10-22 | 2023-09-15 | 현대모비스 주식회사 | 배터리 상태 모니터링이 가능한 직류변환장치 및 이를 이용한 배터리 상태 모니터링 방법 |
-
2018
- 2018-10-22 KR KR1020180126138A patent/KR102579181B1/ko active Active
-
2019
- 2019-08-28 US US16/554,215 patent/US11585856B2/en active Active
- 2019-10-22 CN CN202111604705.0A patent/CN114114054A/zh active Pending
- 2019-10-22 CN CN201911005083.2A patent/CN111077464A/zh active Pending
-
2021
- 2021-12-13 US US17/548,953 patent/US11913994B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100185405A1 (en) * | 2009-01-13 | 2010-07-22 | Hitachi Vehicle Energy, Ltd. | Battery Control Device |
JP2016157564A (ja) * | 2015-02-24 | 2016-09-01 | トヨタ自動車株式会社 | 車両用電源装置 |
Also Published As
Publication number | Publication date |
---|---|
US11913994B2 (en) | 2024-02-27 |
CN114114054A (zh) | 2022-03-01 |
US20220099744A1 (en) | 2022-03-31 |
US11585856B2 (en) | 2023-02-21 |
KR20200045272A (ko) | 2020-05-04 |
CN111077464A (zh) | 2020-04-28 |
US20200124673A1 (en) | 2020-04-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR102579181B1 (ko) | 배터리 상태 모니터링이 가능한 직류변환장치 및 이를 이용한 배터리 상태 모니터링 방법 | |
KR101750055B1 (ko) | 보조 전원 장치, 그것을 포함하는 메모리 시스템, 및 그것의 셀 균형 방법 | |
KR102655397B1 (ko) | 배터리 관리 장치 및 시스템 | |
US10191118B2 (en) | Battery DC impedance measurement | |
CN106941270B (zh) | 电池控制设备和电池控制系统 | |
US8575896B2 (en) | Parallel battery architecture with shared bidirectional converter | |
US9291682B2 (en) | Degradation state estimating method and degradation state estimating apparatus | |
JP5102308B2 (ja) | 直列接続セル電圧計測と計測精度検証のためのシステムと方法 | |
KR102025286B1 (ko) | 배터리 셀 밸런싱의 방법 및 시스템 | |
US10027137B2 (en) | Energy storage device | |
JP2010541520A (ja) | セル均衡化を有する多セルエネルギー貯蔵システム用の充電量状態計算機 | |
CN102822690A (zh) | 充电状态估计装置 | |
JP2019504451A (ja) | デューティ制御を用いた効果的なバッテリセルのバランシング方法及びシステム | |
KR101683603B1 (ko) | 배터리 팩의 셀 밸런싱을 위한 장치 및 이를 위한 방법 | |
KR102491084B1 (ko) | 배터리 상태 모니터링 장치 | |
KR101945427B1 (ko) | 직렬 연결된 배터리 셀 확인 장치 및 방법 | |
TWI408393B (zh) | 電池電量殘量預估方法及其系統 | |
CN112513652B (zh) | 内部电阻检测装置及电源装置 | |
KR102044808B1 (ko) | 배터리 제어 시스템 및 그의 구동 방법 | |
KR102620174B1 (ko) | 배터리 진단 장치, 배터리 검사 시스템 및 배터리 진단 방법 | |
WO2016078078A1 (zh) | 一种电池启动电流测试的充电器系统 | |
US20240110982A1 (en) | Relay diagnosis device and relay diagnosis method | |
JP6731276B2 (ja) | バッテリーセルの制御装置及び制御方法 | |
US11275120B2 (en) | Battery monitoring device | |
JP6020038B2 (ja) | 蓄電モジュールの監視装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20181022 |
|
PG1501 | Laying open of application | ||
A107 | Divisional application of patent | ||
PA0107 | Divisional application |
Comment text: Divisional Application of Patent Patent event date: 20200723 Patent event code: PA01071R01D |
|
A201 | Request for examination | ||
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20210929 Comment text: Request for Examination of Application Patent event code: PA02011R04I Patent event date: 20200723 Comment text: Divisional Application of Patent Patent event code: PA02011R01I Patent event date: 20181022 Comment text: Patent Application |
|
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20221219 Patent event code: PE09021S01D |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20230615 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20230912 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20230912 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration |