JPH0137702B2 - - Google Patents
Info
- Publication number
- JPH0137702B2 JPH0137702B2 JP55029222A JP2922280A JPH0137702B2 JP H0137702 B2 JPH0137702 B2 JP H0137702B2 JP 55029222 A JP55029222 A JP 55029222A JP 2922280 A JP2922280 A JP 2922280A JP H0137702 B2 JPH0137702 B2 JP H0137702B2
- Authority
- JP
- Japan
- Prior art keywords
- current
- battery
- voltage
- operational amplifier
- capacity
- 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.)
- Expired
Links
- 238000000034 method Methods 0.000 claims description 9
- 238000001514 detection method Methods 0.000 description 43
- 239000003990 capacitor Substances 0.000 description 28
- 230000005669 field effect Effects 0.000 description 28
- 239000007858 starting material Substances 0.000 description 12
- 238000007599 discharging Methods 0.000 description 9
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 9
- 239000007788 liquid Substances 0.000 description 9
- 230000007423 decrease Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 230000005611 electricity Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000002637 fluid replacement therapy Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
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
- G01R31/3648—Constructional arrangements comprising digital calculation means, e.g. for performing an algorithm
-
- 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
- G01R31/3842—Arrangements for monitoring battery or accumulator variables, e.g. SoC combining voltage and current measurements
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Tests Of Electric Status Of Batteries (AREA)
- Secondary Cells (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2922280A JPS56126773A (en) | 1980-03-10 | 1980-03-10 | Detecting method for capacity of battery for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2922280A JPS56126773A (en) | 1980-03-10 | 1980-03-10 | Detecting method for capacity of battery for automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56126773A JPS56126773A (en) | 1981-10-05 |
| JPH0137702B2 true JPH0137702B2 (ko) | 1989-08-09 |
Family
ID=12270176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2922280A Granted JPS56126773A (en) | 1980-03-10 | 1980-03-10 | Detecting method for capacity of battery for automobile |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS56126773A (ko) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6845332B2 (en) | 2001-11-16 | 2005-01-18 | Toyota Jidosha Kabushiki Kaisha | State of charge calculation device and state of charge calculation method |
| CN101632028B (zh) | 2007-04-19 | 2013-05-22 | 松下电动车辆能源股份有限公司 | 用于检测蓄电装置的充电状态的装置和方法 |
-
1980
- 1980-03-10 JP JP2922280A patent/JPS56126773A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56126773A (en) | 1981-10-05 |
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