TWI813352B - 保護電路、電池組以及電子設備 - Google Patents
保護電路、電池組以及電子設備 Download PDFInfo
- Publication number
- TWI813352B TWI813352B TW111123179A TW111123179A TWI813352B TW I813352 B TWI813352 B TW I813352B TW 111123179 A TW111123179 A TW 111123179A TW 111123179 A TW111123179 A TW 111123179A TW I813352 B TWI813352 B TW I813352B
- Authority
- TW
- Taiwan
- Prior art keywords
- battery
- switching element
- voltage
- heating resistor
- protection circuit
- Prior art date
Links
- 238000010438 heat treatment Methods 0.000 claims description 87
- 238000007599 discharging Methods 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 description 13
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 10
- 229910001416 lithium ion Inorganic materials 0.000 description 10
- 238000013021 overheating Methods 0.000 description 9
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000005669 field effect Effects 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229910000743 fusible alloy Inorganic materials 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
Classifications
-
- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
-
- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00302—Overcharge protection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/18—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for batteries; for accumulators
-
- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00306—Overdischarge protection
-
- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00309—Overheat or overtemperature protection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/20—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess voltage
- H02H3/207—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess voltage also responsive to under-voltage
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Protection Of Static Devices (AREA)
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
- Fuses (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021118067A JP2023013699A (ja) | 2021-07-16 | 2021-07-16 | 保護回路 |
| JP2021-118067 | 2021-07-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW202307890A TW202307890A (zh) | 2023-02-16 |
| TWI813352B true TWI813352B (zh) | 2023-08-21 |
Family
ID=84546781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW111123179A TWI813352B (zh) | 2021-07-16 | 2022-06-22 | 保護電路、電池組以及電子設備 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2023013699A (ja) |
| CN (1) | CN115622168A (ja) |
| DE (1) | DE102022117805A1 (ja) |
| TW (1) | TWI813352B (ja) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5683372B2 (ja) | 2011-04-27 | 2015-03-11 | デクセリアルズ株式会社 | 充放電制御装置、バッテリパック、電気機器、及び、充放電制御方法 |
| JP6711704B2 (ja) | 2016-06-21 | 2020-06-17 | ショット日本株式会社 | バイパス電極付き保護素子 |
| JP6544805B2 (ja) | 2016-10-05 | 2019-07-17 | ショット日本株式会社 | 保護回路 |
-
2021
- 2021-07-16 JP JP2021118067A patent/JP2023013699A/ja active Pending
-
2022
- 2022-06-22 TW TW111123179A patent/TWI813352B/zh active
- 2022-07-11 CN CN202210809022.7A patent/CN115622168A/zh active Pending
- 2022-07-15 DE DE102022117805.6A patent/DE102022117805A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JP2023013699A (ja) | 2023-01-26 |
| CN115622168A (zh) | 2023-01-17 |
| DE102022117805A1 (de) | 2023-01-19 |
| TW202307890A (zh) | 2023-02-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100938080B1 (ko) | 안전 회로 및 이를 이용한 배터리 팩 | |
| TWI538343B (zh) | Charge and discharge control devices, battery packs, electrical equipment, and charge and discharge control methods | |
| JP5209122B2 (ja) | センス抵抗の破壊を感知してバッテリーパックを保護する装置及び方法 | |
| US9054538B2 (en) | Battery management system | |
| EP0982826B1 (en) | Battery protection circuit and electronic device | |
| KR101213480B1 (ko) | 배터리 보호회로 및 이의 제어방법 | |
| KR102028170B1 (ko) | 셀 밸런싱 회로 및 이를 구비한 배터리 팩 | |
| JP5053337B2 (ja) | 蓄電池用保護素子および保護システム | |
| US7667435B2 (en) | Secondary battery protection circuit with over voltage transient protection | |
| JP4936227B2 (ja) | 電池パックおよび電池パックを用いた電動工具 | |
| JPH11242966A (ja) | バッテリパックの保護方法及び装置 | |
| KR101222334B1 (ko) | 배터리 팩 | |
| US7145313B2 (en) | Battery protection circuit for simulating an overcurrent condition based on battery current flow | |
| KR20070105219A (ko) | 배터리 팩의 보호 회로 | |
| KR20150107032A (ko) | 배터리 팩 | |
| JP3524675B2 (ja) | 電池の充放電制御装置 | |
| JP6196856B2 (ja) | 切替回路 | |
| KR101093986B1 (ko) | 배터리 팩의 보호회로 | |
| TWI813352B (zh) | 保護電路、電池組以及電子設備 | |
| WO2004070908A1 (ja) | バイパス抵抗付き二次電池と二次電池の保護方法 | |
| US20050237028A1 (en) | Secondary battery protection circuit with over voltage transient protection | |
| KR100614392B1 (ko) | 배터리팩 | |
| KR100889523B1 (ko) | 열감지 퓨즈를 이용한 배터리 팩 | |
| JP7421516B2 (ja) | 保護回路 | |
| KR20070105726A (ko) | 하이브리드 배터리 팩 및 그것의 자체 충전 방법 |