KR910016122A - 충전량표시 장치 - Google Patents
충전량표시 장치 Download PDFInfo
- Publication number
- KR910016122A KR910016122A KR1019910002308A KR910002308A KR910016122A KR 910016122 A KR910016122 A KR 910016122A KR 1019910002308 A KR1019910002308 A KR 1019910002308A KR 910002308 A KR910002308 A KR 910002308A KR 910016122 A KR910016122 A KR 910016122A
- Authority
- KR
- South Korea
- Prior art keywords
- display device
- charge
- charge level
- level display
- charge amount
- Prior art date
Links
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]
- G01R31/3644—Constructional arrangements
- G01R31/3646—Constructional arrangements for indicating electrical conditions or variables, e.g. visual or audible indicators
-
- 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]
- G01R31/385—Arrangements for measuring battery or accumulator variables
- G01R31/387—Determining ampere-hour charge capacity or SoC
-
- 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
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
-
- 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
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
- Tests Of Electric Status Of Batteries (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본원 발명의 충전량표시장치의 일실시예를 도시한 계통도, 제2도는 본원 발명의 충전량표시장치의 요부의 회로도.
Claims (1)
- 연(鉛)축전지와 같은 2차전지를 정전압(定電壓)충전하고, 그 충전량을 표시하도록 한 충전량표시장치에 있어서, 상기 정전압충전하는 전압설정치를 소정단계로 순차가변하고, 이 가변시점의 미소전류변화를 검출하여 충전량을 표시하는 것을 특징으로 하는 충전량표시장치.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2046812A JPH03251052A (ja) | 1990-02-27 | 1990-02-27 | 充電量表示装置 |
| JP90-46,812 | 1990-02-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR910016122A true KR910016122A (ko) | 1991-09-30 |
| KR100201445B1 KR100201445B1 (ko) | 1999-06-15 |
Family
ID=12757746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019910002308A KR100201445B1 (ko) | 1990-02-27 | 1991-02-12 | 충전량표시장치 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPH03251052A (ko) |
| KR (1) | KR100201445B1 (ko) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2741139B2 (ja) * | 1992-09-10 | 1998-04-15 | ローム株式会社 | 蓄電池充電回路 |
| JPH08136629A (ja) * | 1994-11-11 | 1996-05-31 | Kyushu Electric Power Co Inc | 蓄電池寿命診断装置 |
| JP5519138B2 (ja) * | 2008-10-07 | 2014-06-11 | 株式会社マキタ | 充電装置 |
-
1990
- 1990-02-27 JP JP2046812A patent/JPH03251052A/ja active Pending
-
1991
- 1991-02-12 KR KR1019910002308A patent/KR100201445B1/ko not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03251052A (ja) | 1991-11-08 |
| KR100201445B1 (ko) | 1999-06-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| E902 | Notification of reason for refusal | ||
| E701 | Decision to grant or registration of patent right | ||
| GRNT | Written decision to grant | ||
| FPAY | Annual fee payment |
Payment date: 20100310 Year of fee payment: 12 |
|
| EXPY | Expiration of term |