KR950034884A - Control Method of Self Discharge of Nickel / Metal Hydride Secondary Battery - Google Patents

Control Method of Self Discharge of Nickel / Metal Hydride Secondary Battery Download PDF

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Publication number
KR950034884A
KR950034884A KR1019940009779A KR19940009779A KR950034884A KR 950034884 A KR950034884 A KR 950034884A KR 1019940009779 A KR1019940009779 A KR 1019940009779A KR 19940009779 A KR19940009779 A KR 19940009779A KR 950034884 A KR950034884 A KR 950034884A
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KR
South Korea
Prior art keywords
secondary battery
nickel
metal hydride
hydride secondary
control method
Prior art date
Application number
KR1019940009779A
Other languages
Korean (ko)
Inventor
김영우
이성근
이재영
이존하
이한호
Original Assignee
전성원
현대자동차 주식회사
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by 전성원, 현대자동차 주식회사 filed Critical 전성원
Priority to KR1019940009779A priority Critical patent/KR950034884A/en
Publication of KR950034884A publication Critical patent/KR950034884A/en
Priority to US08/690,559 priority patent/US5645953A/en

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Abstract

본 발명은 니켈/메탈하이드라이드 2차전지의 자가 방전의 제어방법에 관한 것으로서, 더욱 상세하게는 니켈/메탈하이드라이드 2차전지에 있어 셀(cell)내의 공기를 빼내고 수소 또는 수소와 불활성 가스의 혼합가스를 각종 압력의 범위내에서 충전하여 2차전지의 자가방전을 제어하는 방법에 관한 것이다.The present invention relates to a method for controlling self-discharge of a nickel / metal hydride secondary battery, and more particularly, in a nickel / metal hydride secondary battery, the air in a cell is degassed and hydrogen or hydrogen and an inert gas The present invention relates to a method of controlling self-discharge of a secondary battery by charging a mixed gas within various pressure ranges.

Description

니켈/메탈하이드라이드 2차전지의 자가방전의 제어방법Control Method of Self Discharge of Nickel / Metal Hydride Secondary Battery

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 1기압 공기 분위기 하에서 니켈/메탈하이드라이드 2차전지의 개회로 시간(open circuit time)에 따른 용량 보존량의 변화를 나타낸 그래프이고, 제2도는 3기압 아르곤 분위기 하에서 니켈/메탈하이드라이드 2차전지의 개회로 시간에 따른 용량보존량의 변화를 나타낸 그래프이고, 제3도는 1기압 수소분위기 하에서 니켈/메탈하이드라이드 2차 전지의 개회로 시간에 따른 용량 보존량의 변화를 나타낸 그래프이고, 제4도는 ZrV0.8Ni1.6의 50℃에서의 수소방출에 다른 평형수소압력과 수소 흡수량의 관계를 나타낸 그래프이고, 제5도는 수소와 불활성 가스와의 혼합 분위기 하에서 니켈/메탈하이드라이드 2차 전지의 개회로 시간에 따른 용량 보존량의 변화를 나타낸 그래프이다.FIG. 1 is a graph showing the change in capacity retention according to the open circuit time of a nickel / metal hydride secondary battery under a 1 atmosphere of air, and FIG. 2 is a view of the nickel / metal hydride 2 under a atmosphere of 3 atmospheres of argon FIG. 3 is a graph showing a change in capacity retention amount according to the opening time of a secondary battery, and FIG. 3 is a graph showing a change in capacity retention amount according to an opening time of a nickel / metal hydride secondary battery under a 1 atm hydrogen atmosphere. FIG. 5 is a graph showing the relationship between the equilibrium hydrogen pressure and the hydrogen uptake rate for hydrogen release at 50 ° C. of ZrV 0.8 Ni 1.6 . FIG. 5 is an open circuit of a nickel / metal hydride secondary battery under a mixed atmosphere of hydrogen and an inert gas. It is a graph showing the change in capacity retention amount over time.

Claims (2)

니켈/메탈하이드라이드 2차전지의 셀내에 수소 또는 수소와 불활성가스의 혼합가스를 충전하여 자가방전을 제어하는 것을 특징으로 하는 니켈/메탈하이드라이드 2차전지의 자가방전의 제어방법.A method for controlling self-discharge of a nickel / metal hydride secondary battery, characterized by controlling self-discharge by charging hydrogen or a mixed gas of hydrogen and an inert gas into a cell of the nickel / metal hydride secondary battery. 제1항에 있어서, 상기 불활성가스로는 아르곤 또는 질소를 사용하는 것을 특징으로 하는 니켈/메탈하이드라이드 2차전지의 자가방전의 제어방법.The method for controlling self discharge of a nickel / metal hydride secondary battery according to claim 1, wherein argon or nitrogen is used as the inert gas. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940009779A 1994-05-04 1994-05-04 Control Method of Self Discharge of Nickel / Metal Hydride Secondary Battery KR950034884A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1019940009779A KR950034884A (en) 1994-05-04 1994-05-04 Control Method of Self Discharge of Nickel / Metal Hydride Secondary Battery
US08/690,559 US5645953A (en) 1994-05-04 1996-07-31 Secondary battery and method for controlling the self-discharge of a nickel/metal hydride secondary battery

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940009779A KR950034884A (en) 1994-05-04 1994-05-04 Control Method of Self Discharge of Nickel / Metal Hydride Secondary Battery

Publications (1)

Publication Number Publication Date
KR950034884A true KR950034884A (en) 1995-12-28

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940009779A KR950034884A (en) 1994-05-04 1994-05-04 Control Method of Self Discharge of Nickel / Metal Hydride Secondary Battery

Country Status (1)

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KR (1) KR950034884A (en)

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