KR970054799A - Battery charger without memory effect and its charging method - Google Patents

Battery charger without memory effect and its charging method Download PDF

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Publication number
KR970054799A
KR970054799A KR1019950068506A KR19950068506A KR970054799A KR 970054799 A KR970054799 A KR 970054799A KR 1019950068506 A KR1019950068506 A KR 1019950068506A KR 19950068506 A KR19950068506 A KR 19950068506A KR 970054799 A KR970054799 A KR 970054799A
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KR
South Korea
Prior art keywords
battery
voltage
circuit voltage
open circuit
controller
Prior art date
Application number
KR1019950068506A
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Korean (ko)
Inventor
변성광
Original Assignee
배순훈
대우전자 주식회사
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Publication date
Application filed by 배순훈, 대우전자 주식회사 filed Critical 배순훈
Priority to KR1019950068506A priority Critical patent/KR970054799A/en
Publication of KR970054799A publication Critical patent/KR970054799A/en

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Abstract

본 발명은 전지 충전기 및 그 충전방법에 관한 것으로, 일반적으로 현재2차전지 시장을 주도하고 있는 니카드 전지는 무게와 부피가 크고 기억효등의 장애요소가 있어서 사용에 상당한 불편이 따르는 문제점이 있었다.The present invention relates to a battery charger and a charging method thereof. In general, a Ni-cad battery, which is currently leading the secondary battery market, has a problem in that it has a significant inconvenience in use due to obstacles such as weight and volume and memory effects.

이에, 본 발명은 상기와 같은 문제점을 해소하기 위하여, 전지의 개로전압을 측정하는 개로전압측정기와, 전지의 개로전압이 OV 이상인 경우에 전지의 잔여전압을 방전시키기 위한 부하저항과 전제 시스템을 제어하는 제어기 등으로 이루어지는 기억효과 없는 충전기 및 그 충전방법을 제공하므로써, 2차 전지에 있어서 완전방전이 되지 않은 전지도 개회로전압을 체크하여 단시간에 방전을 시킨 후 충전하게 하여 기억효과 현상이 생기지않고 긴 수명을 보장할 수 있도록 하는 기억효과 없는 전지 충전기를 제공하는 효과가 있다.Accordingly, the present invention, in order to solve the above problems, the open circuit voltage meter for measuring the open circuit voltage of the battery, and the load resistance and premise system for discharging the remaining voltage of the battery when the open circuit voltage of the battery is more than OV By providing a charger without a memory effect and a charging method comprising a controller, the battery does not have a complete discharge in a secondary battery. There is an effect to provide a battery charger without a memory effect to ensure a long life.

Description

기억효과 없는 전지 충전기 및 그 충전방법Battery charger without memory effect and its charging method

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

제1도는 본 발명에 의거 기억효과 없는 전지 충전기의 블럭구성도이다.1 is a block diagram of a battery charger having no memory effect according to the present invention.

제2도는 제1도에 의한 전지의 충전방법을 나타낸 흐름도이다.2 is a flowchart illustrating a method of charging a battery according to FIG. 1.

Claims (2)

2차전지를 충전시키는 충전기 장치에 있어서, 충전 대상 전지(1)와, 상기 전지(1)의 양극에 일단이 연결되어 전지의 개로 전압을 체크하는 개로전압측정기(2)와, 상기 개로전압측정기(2)와 연결되어 전지의 개로전압이 0V인지 여부에 따라 전지에 부하저항(6)을 연결하거나 차단하여 방전과 충전을 하도록 제어하는 제어기(3)와, 상기 제어기(3)와 전지(1)사이에 연결되어 상기 제어기(3)의 제어에 따라 전지(1)에 연결되거나 차단되어 전지의 개회로 전압이 0V이상인 경우에는 전지에 연결되어 상기 전지의 잔여 전압을 방전시키는 부하저항(4)과, 상기 부하저항(4)과 전지(1) 사이에 연결되어 상기 부하저항(4)과 전지(1)와의 연결을 개폐하는 릴레이(5)와, 상기 제어기(3)에 AC 110V 또는 220V의 교류전압을 직류로 변환하여 제공하는 전압변환기(6)로 이루어지는 것을 특징으로 하는 기억효과 없는 전지충전기.A charger device for charging a secondary battery, comprising: an open-circuit voltage meter (2) having one end connected to a charge target battery (1), a positive electrode of the battery (1), and checking the open-circuit voltage of the battery; 2) the controller 3 which controls to discharge and charge by connecting or blocking the load resistor 6 to the battery depending on whether the open circuit voltage of the battery is 0V, and the controller 3 and the battery 1 A load resistor (4) connected to the battery (1) for discharging the remaining voltage of the battery when the open circuit voltage of the battery is greater than or equal to 0 V and connected to or disconnected from the battery (1) under the control of the controller (3). A relay 5 connected between the load resistor 4 and the battery 1 to open and close a connection between the load resistor 4 and the battery 1, and an AC 110V or 220V AC to the controller 3. Consisting of a voltage converter 6 which converts the voltage into direct current and provides the Memory effect of the battery charger is not gong. 2차전지를 충전시키는 충전방법에 있어서, 충전이 시작되면, 개로전압측정기(2)에서 전지(1)의 전압이 0V이상인지를 체크하여 그 결과를 제어기 (3)로 보내는 단계(스텝 10)와, 제어기(3)에서는 상기 개로전압측정기(2)에서 측정한 개로전압이 0V인 경우에는 전지를 방전시키지 않고 바로 충전 단계(스텝 40)로 진행시키고 0V이상인 경우에는 릴레이(5)를 온시켜서 부하저항(4)을 전지에 걸도록 하여 전지의 잔여전압을 없애도록 방전을 실시(스텝 20)한 후, 다시 개로전압을 체크하여 (스텝 30), 0V이상인 경우에는 다시 계속해서 전지의 잔여전압을 없애도록 방전을 실시 (스텝 20)하는 단계를 반복시키도록 하고 개로전압이 0V인 경우에는 방전이 다 되어 잔여전압이 없는 것이므로 충전단계 (스텝 40)로 가서, AC전압을 직류전압으로 변환시키는 전압변환기(6)로부터 전압을 공급받아 전지(1)에 필요한 양의 충전을시키는 (스텝 40) 일련의 단계로 이루어지는 것을 특징으로 하는 기억효과 없는 전지충전 방법.In the charging method for charging the secondary battery, when charging is started, the open circuit voltage meter 2 checks whether the voltage of the battery 1 is 0 V or more and sends the result to the controller 3 (step 10) and When the open circuit voltage measured by the open circuit voltage measuring instrument 2 is 0V, the controller 3 proceeds to the charging step (step 40) immediately without discharging the battery, and when the open circuit voltage is 0V or higher, the relay 5 is turned on to load The battery is discharged to remove the residual voltage of the battery by putting the resistor 4 on the battery (step 20), and then the open circuit voltage is checked again (step 30). Repeat the step of discharging (step 20) to eliminate it. If the open circuit voltage is 0V, the discharge is complete and there is no residual voltage. Therefore, go to the charging step (step 40) and convert the AC voltage to DC voltage. From converter (6) A battery charging method with no memory effect, characterized in that it comprises a series of steps of receiving a voltage to charge the battery 1 in the required amount (step 40). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950068506A 1995-12-30 1995-12-30 Battery charger without memory effect and its charging method KR970054799A (en)

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KR1019950068506A KR970054799A (en) 1995-12-30 1995-12-30 Battery charger without memory effect and its charging method

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KR1019950068506A KR970054799A (en) 1995-12-30 1995-12-30 Battery charger without memory effect and its charging method

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KR970054799A true KR970054799A (en) 1997-07-31

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100479599B1 (en) * 2001-08-17 2005-04-06 엘지전자 주식회사 Charger for cordless vacuum cleaner

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100479599B1 (en) * 2001-08-17 2005-04-06 엘지전자 주식회사 Charger for cordless vacuum cleaner

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