JPH0232276A - Life detecting method for storage battery - Google Patents
Life detecting method for storage batteryInfo
- Publication number
- JPH0232276A JPH0232276A JP63184223A JP18422388A JPH0232276A JP H0232276 A JPH0232276 A JP H0232276A JP 63184223 A JP63184223 A JP 63184223A JP 18422388 A JP18422388 A JP 18422388A JP H0232276 A JPH0232276 A JP H0232276A
- Authority
- JP
- Japan
- Prior art keywords
- storage battery
- time
- difference
- deterioration index
- deterioration
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 8
- 230000006866 deterioration Effects 0.000 claims abstract description 32
- 238000009434 installation Methods 0.000 claims abstract description 3
- 230000001186 cumulative effect Effects 0.000 claims 1
- 238000007599 discharging Methods 0.000 abstract description 5
- 230000001133 acceleration Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 239000013256 coordination polymer Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Landscapes
- Tests Of Electric Status Of Batteries (AREA)
Abstract
Description
【発明の詳細な説明】 産業上の利用分野 本発明は蓄電池の寿命検知方法に関するものである。[Detailed description of the invention] Industrial applications The present invention relates to a method for detecting the life of a storage battery.
従来技術とその問題点
蓄電池の寿命を検知する方法としては種々のものが知ら
れているが、使用条件や蓄電池自体のバラツキ等により
正確に検知することが難しく、従来より種々の方法が提
案されている。たとえば、放電電流を時間積分し、この
時間積分値が定格容量に達し、かつその充放電サイクル
数が所定値に達した時を寿命として表示させるものがあ
るが、蓄電池が使用される温度条件が考慮されていない
ため、高温下で連続して使用すると1寿命の表示がなさ
れるより前に寿命に達してしまうという欠点があった。Conventional technology and its problems Various methods are known for detecting the lifespan of storage batteries, but it is difficult to accurately detect due to usage conditions and variations in the storage battery itself, so various methods have been proposed in the past. ing. For example, some batteries integrate the discharge current over time and display the time when this time-integrated value reaches the rated capacity and the number of charge/discharge cycles reaches a predetermined value, but the temperature conditions under which the storage battery is used Since this is not taken into consideration, there is a drawback that if the device is used continuously at high temperatures, the service life will reach the end before the one life cycle is indicated.
発明の目的
本発明は上記欠点を解消するもので、蓄電池の寿命を正
確に検知する方法を提供することを目的とする。OBJECTS OF THE INVENTION The present invention solves the above-mentioned drawbacks and aims to provide a method for accurately detecting the lifespan of a storage battery.
発明の構成
本発明は、蓄電池の劣化が促進される要因が蓄電池温度
、充電電流時間積、放電電流時間積、蓄電池の使用時間
にあることに着目し、各要因の大きさに対応する係数を
乗じて得た劣化指数を加算し、この加算結果が所定値に
達した時に寿命であることを表示させるものである。Structure of the Invention The present invention focuses on the fact that the factors that accelerate the deterioration of storage batteries are storage battery temperature, charging current time product, discharging current time product, and usage time of the storage battery, and calculates coefficients corresponding to the magnitude of each factor. The deterioration index obtained by the multiplication is added, and when the result of this addition reaches a predetermined value, it is displayed that the service life has come to an end.
実施例
実施例を説明するに際し、蓄電池の劣化が促進される要
因について説明する。第1図は蓄電池の基準温度を25
℃とし、該温度に対して使用される蓄電池の温度の変化
が劣化に及ぼす程度を示したものである。第1図から、
基準温度と蓄電池の温度との差ΔTに対応する係数を定
め、この係数を乗じて第1の劣化指数ム1を求める。第
2図は基準光vi電流時間積に対し、使用中の積算充電
電流時間積が劣化に及ぼす程度を示したものである。第
2図から、基準充電電流時間積と積算充電電流時間積と
の差ΔCに対応する係数を求め、この係数を乗じて第2
の劣化指数A2を求める。第6図は基準数″[[流時間
積に対し、放電開始時から放電停止時までの放電電流時
間積が劣化に及ぼす程度を示したものである。第3図か
ら、基準放電電流時間積と放電電流時間積との差ΔDに
対応する係数を求め、この係数を乗じて第5の劣化指数
A5を求める。第4図は基準使用時間に対し、蓄電池の
据付時点からの使用時間が劣化に及ぼす程度を示したも
のである。第4図から、基準使用時間と使用時間との差
ΔUに対応する係数を求め、この係数を乗じて第4の劣
化指数A4を求める。Embodiments When explaining embodiments, factors that accelerate deterioration of storage batteries will be explained. Figure 1 shows the standard temperature of the storage battery at 25
℃, and indicates the extent to which changes in the temperature of the storage battery used with respect to the temperature affect deterioration. From Figure 1,
A coefficient corresponding to the difference ΔT between the reference temperature and the temperature of the storage battery is determined, and the first deterioration index M1 is determined by multiplying by this coefficient. FIG. 2 shows the extent to which the integrated charging current time product during use affects deterioration with respect to the reference light vi current time product. From FIG. 2, find the coefficient corresponding to the difference ΔC between the reference charging current time product and the integrated charging current time product, and multiply by this coefficient to obtain the second
Find the deterioration index A2. Figure 6 shows the extent to which the discharge current time product from the start of discharge to the time of discharge stop affects deterioration with respect to the standard number ``[[flow time product].From Figure 3, the standard discharge current time product Find the coefficient corresponding to the difference ΔD between ΔD and the discharge current time product, and multiply by this coefficient to find the fifth deterioration index A5.Figure 4 shows the deterioration of the usage time from the time of installation of the storage battery with respect to the standard usage time. From FIG. 4, a coefficient corresponding to the difference ΔU between the reference usage time and the usage time is determined, and this coefficient is multiplied to determine the fourth deterioration index A4.
これらの劣化指数の各々が均等に特命に影響を及ぼすも
のとすれば、前記劣化指数の各々を加算する加算手段を
設け、前記加算結果が所定値に達した時に寿命であると
表示させるようにすればよい。If each of these deterioration indexes affects the special mission equally, an addition means for adding up each of the deterioration indexes is provided, and when the result of the addition reaches a predetermined value, it is displayed that the lifespan has come to an end. do it.
次に実施例により説明する。第5図は本発明の蓄電池の
特命検知方法の実施例のブロック図で、充電器1で充電
される蓄電池2と、この蓄電池2から電力を供給される
負荷ろを有している。4はあらかじめ定められた蓄電池
の基準温度に対し、蓄電池2の温度との差ΔTから第1
の劣化指数A1を得る演算器、5はあらかじめ定められ
た基準充電電流時間積に対し、5−1により検知される
充電電流と5−2により検知される充電時間とから得ら
れる充![流時間積との差ΔCから第2の劣化指数A2
を得る演算器、6はあらかじめ定められた基準放電電流
時間積に対し、6−1により検知される放電電流と6−
2により検知される放電時間とから得られる放電電流時
間積との差ΔDからFS5の劣化指数A5を得る演算器
、7はあらかじめ定められた基準使用時間に対し、蓄電
池の据付時点からの使用時間との差ΔUから第4の劣化
指数を得る演算器である。これらの演算器4〜7はCP
Uで構成することができ、得られた劣化指数A1〜A4
を加算する加算手段8もCPUで構成できる。この加算
結果が所定値に達した時に寿命に達したこと、または残
り寿命時間を表示させる表示器9が備えられている。Next, an example will be explained. FIG. 5 is a block diagram of an embodiment of the storage battery emergency detection method of the present invention, which includes a storage battery 2 that is charged by a charger 1 and a load filter that is supplied with electric power from the storage battery 2. 4 is the first difference ΔT between the temperature of the storage battery 2 and the reference temperature of the storage battery determined in advance.
A calculator 5 calculates the deterioration index A1 obtained from the charging current detected by 5-1 and the charging time detected by 5-2 with respect to a predetermined standard charging current-time product. [Second deterioration index A2 from the difference ΔC from the flow time product
A calculator 6 calculates the discharge current detected by 6-1 and 6- for a predetermined reference discharge current time product.
2 is a calculator that calculates the deterioration index A5 of FS5 from the difference ΔD between the discharge time detected by 2 and the discharge current time product obtained from the discharge time; This is an arithmetic unit that obtains a fourth deterioration index from the difference ΔU. These computing units 4 to 7 are CP
The obtained deterioration index A1 to A4 can be composed of U.
The addition means 8 for adding up can also be constructed from a CPU. A display 9 is provided which indicates that the life has been reached or the remaining life time when the addition result reaches a predetermined value.
なお、上記において、基準温度、基準充電電流時間積、
基準放電電流時間積、基準使用時間については蓄電池の
種類に応じて任意に定めうるものである。また劣化が促
進される要因として前記以外のものを組み入れることに
より、より正確な表示を行うことができる。In addition, in the above, the reference temperature, the reference charging current time product,
The reference discharge current time product and reference usage time can be arbitrarily determined depending on the type of storage battery. Further, by incorporating factors other than those mentioned above as factors that accelerate deterioration, more accurate display can be performed.
発明の効果
実施例において詳述した如く、本発明の蓄電池の寿命検
知方法は、蓄電池の劣化が促進される要因に着目し、各
要因の大きさに対応する係数から得た劣化指数から寿命
を検知するものであるから、正確に特命を検知すること
ができる。Effects of the Invention As described in detail in the examples, the method for detecting the lifespan of a storage battery of the present invention focuses on factors that accelerate the deterioration of a storage battery, and calculates the lifespan from a deterioration index obtained from a coefficient corresponding to the magnitude of each factor. Since it is a detection device, it is possible to accurately detect special missions.
第1図〜第4図は蓄電池の劣化が促進される要因と各要
因に対応する劣化指数との関係を示す図、第5図は本発
明の蓄電池の寿命検知方法の実施例のブロック図である
。
1・・・充電器 2・・・蓄電池 5・・・負荷4
.5.6.7・・・演算器 8・・・加算手段9・・
・表示器Figures 1 to 4 are diagrams showing the relationship between factors that accelerate the deterioration of storage batteries and the deterioration index corresponding to each factor, and Figure 5 is a block diagram of an embodiment of the method for detecting the life of a storage battery according to the present invention. be. 1... Charger 2... Storage battery 5... Load 4
.. 5.6.7...Arithmetic unit 8...Addition means 9...
·display
Claims (1)
から得た第1の劣化指数と、基準充電電流時間積と蓄電
池の使用中の積算充電電流時間積との差の大きさに対応
する係数から得た第2の劣化指数と、基準放電電流時間
積と蓄電池の放電開始時から放電停止時までの放電電流
時間積との差の大きさに対応する係数から得た第3の劣
化指数と、基準使用時間と蓄電池の据付時点からの使用
時間の差に対応する係数から得た第4の劣化指数とを加
算する加算手段を備え、前記加算手段の加算結果が所定
値に達した時に寿命であることを表示させることを特徴
とする蓄電池の寿命検知方法。The first deterioration index obtained from the coefficient corresponding to the magnitude of the difference between the reference temperature and the temperature of the storage battery corresponds to the magnitude of the difference between the reference charging current time product and the cumulative charging current time product during use of the storage battery. the second deterioration index obtained from the coefficient of and an addition means for adding the index and a fourth deterioration index obtained from a coefficient corresponding to the difference between the reference usage time and the usage time from the time of installation of the storage battery, and the addition result of the addition means reaches a predetermined value. A method for detecting the lifespan of a storage battery, characterized by displaying a message indicating that the lifespan has reached the end of the lifespan.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63184223A JPH0232276A (en) | 1988-07-22 | 1988-07-22 | Life detecting method for storage battery |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63184223A JPH0232276A (en) | 1988-07-22 | 1988-07-22 | Life detecting method for storage battery |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0232276A true JPH0232276A (en) | 1990-02-02 |
Family
ID=16149522
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP63184223A Pending JPH0232276A (en) | 1988-07-22 | 1988-07-22 | Life detecting method for storage battery |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0232276A (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007105456A1 (en) * | 2006-02-28 | 2007-09-20 | Matsushita Electric Industrial Co., Ltd. | Battery service life judging device and battery service life judging method |
JP2011220900A (en) * | 2010-04-12 | 2011-11-04 | Honda Motor Co Ltd | Battery deterioration estimation method, battery capacity estimation method, battery capacity equalization method and battery deterioration estimation device |
WO2012117874A1 (en) * | 2011-02-28 | 2012-09-07 | 三菱重工業株式会社 | Secondary cell service life prediction device, cell system, and secondary cell service life prediction method |
JP2014109557A (en) * | 2012-12-04 | 2014-06-12 | Mitsubishi Heavy Ind Ltd | Voltage monitoring device and voltage monitoring method |
CN113640691A (en) * | 2021-07-06 | 2021-11-12 | 深圳市正浩创新科技股份有限公司 | Method and device for calculating discharge remaining time and computer equipment |
CN116879781A (en) * | 2023-06-21 | 2023-10-13 | 中国石油大学(华东) | Life prediction method for electrochemical performance of solid oxide fuel cell stack |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58192270A (en) * | 1982-04-30 | 1983-11-09 | Yuasa Battery Co Ltd | Deterioration detector for lead-acid battery |
JPS61278773A (en) * | 1985-06-04 | 1986-12-09 | Yuasa Battery Co Ltd | Detecting method for life of storage battery |
-
1988
- 1988-07-22 JP JP63184223A patent/JPH0232276A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58192270A (en) * | 1982-04-30 | 1983-11-09 | Yuasa Battery Co Ltd | Deterioration detector for lead-acid battery |
JPS61278773A (en) * | 1985-06-04 | 1986-12-09 | Yuasa Battery Co Ltd | Detecting method for life of storage battery |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007105456A1 (en) * | 2006-02-28 | 2007-09-20 | Matsushita Electric Industrial Co., Ltd. | Battery service life judging device and battery service life judging method |
US8035395B2 (en) | 2006-02-28 | 2011-10-11 | Panasonic Corporation | Battery life predicting device and battery life predicting method |
KR101285896B1 (en) * | 2006-02-28 | 2013-07-15 | 파나소닉 주식회사 | Battery service life judging device and battery service life judging method |
JP2011220900A (en) * | 2010-04-12 | 2011-11-04 | Honda Motor Co Ltd | Battery deterioration estimation method, battery capacity estimation method, battery capacity equalization method and battery deterioration estimation device |
WO2012117874A1 (en) * | 2011-02-28 | 2012-09-07 | 三菱重工業株式会社 | Secondary cell service life prediction device, cell system, and secondary cell service life prediction method |
JP2012181066A (en) * | 2011-02-28 | 2012-09-20 | Mitsubishi Heavy Ind Ltd | Secondary battery life prediction device, battery system, and secondary battery life prediction method |
CN103299201A (en) * | 2011-02-28 | 2013-09-11 | 三菱重工业株式会社 | Secondary cell service life prediction device, cell system, and secondary cell service life prediction method |
CN103299201B (en) * | 2011-02-28 | 2015-07-15 | 三菱重工业株式会社 | Secondary cell service life prediction device, cell system, and secondary cell service life prediction method |
JP2014109557A (en) * | 2012-12-04 | 2014-06-12 | Mitsubishi Heavy Ind Ltd | Voltage monitoring device and voltage monitoring method |
CN113640691A (en) * | 2021-07-06 | 2021-11-12 | 深圳市正浩创新科技股份有限公司 | Method and device for calculating discharge remaining time and computer equipment |
CN113640691B (en) * | 2021-07-06 | 2022-02-22 | 深圳市正浩创新科技股份有限公司 | Method and device for calculating discharge remaining time and computer equipment |
CN116879781A (en) * | 2023-06-21 | 2023-10-13 | 中国石油大学(华东) | Life prediction method for electrochemical performance of solid oxide fuel cell stack |
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