KR960019905A - Voltage regulator of vehicle with overcharge protection - Google Patents

Voltage regulator of vehicle with overcharge protection Download PDF

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Publication number
KR960019905A
KR960019905A KR1019940031982A KR19940031982A KR960019905A KR 960019905 A KR960019905 A KR 960019905A KR 1019940031982 A KR1019940031982 A KR 1019940031982A KR 19940031982 A KR19940031982 A KR 19940031982A KR 960019905 A KR960019905 A KR 960019905A
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KR
South Korea
Prior art keywords
voltage
overcharge
comparator
generator
voltage regulator
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Application number
KR1019940031982A
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Korean (ko)
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KR0143199B1 (en
Inventor
김은식
Original Assignee
김태구
대우자동차 주식회사
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Priority to KR1019940031982A priority Critical patent/KR0143199B1/en
Publication of KR960019905A publication Critical patent/KR960019905A/en
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Publication of KR0143199B1 publication Critical patent/KR0143199B1/en

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Classifications

    • 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
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/00302—Overcharge protection
    • 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
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
    • H02P9/14—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field
    • H02P9/26—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field using discharge tubes or semiconductor devices
    • H02P9/30—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field using discharge tubes or semiconductor devices using semiconductor devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2300/00—Purposes or special features of road vehicle drive control systems
    • B60Y2300/91—Battery charging
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2300/00—Purposes or special features of road vehicle drive control systems
    • B60Y2300/92—Battery protection from overload or overcharge

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Eletrric Generators (AREA)
  • Control Of Charge By Means Of Generators (AREA)

Abstract

본 발명은 쇼트 등으로 인하여 전압조정기의 동작이 제대로 수행되지 않을 경우에 발생되는 발전기의 과충전현상을 방지하여 각종 전장품의 손상을 미연에 막을 수 있도록 한 과충전방지기능을 갖춘 차량의 전압조정기를 제공하기 위한 것이다.The present invention provides a voltage regulator of a vehicle with an overcharge protection function to prevent overcharge of the generator generated when the operation of the voltage regulator is not performed properly due to a short, so as to prevent damage to various electrical appliances in advance. It is for.

이를 위해 본 발명은, 배터리(6)로부터의 전압(B+)을 소정의 조정전압(Vr)과 비교하는 비교기(7)와, 상기 비교기(7)에서 출력되는 결과치에 따라 온/오프스위칭되면서 발전기내의 계자코일(1)에 흐르는 전류를 단속하는 스위칭소자(8)을 갖추어 발전기의 출력전압을 일정하게 조정해 주는 전압조정기에서, 상기 스위칭소자(8)의 특성열화로 인해 발전기의 출력전압을 제대로 조정하지 못하게 됨에 따른 발전기의 과충전상태를 방지하는 과충전방지수단(10)을 추가로 구비하여 구성되고, 상기 과충전방지수단(10)은 상기 배터리(6)로부터의 전압(B+)을 소정의 조정전압(Vh)과 비교하는 제2비교기(11)와, 상기 제2비교기(11)로부터의 결과신호 및 상기 제2비교기(11)에서 출력되는 초기의 과충전상태신호를 기초로 과충전방지동작이 수행됨에 따라 계속적으로 과충전방지동작이 수행되도록 하는 신호를 입력받아 논리처리하는 논리회로(12), 상기 논리회로(12)에서의 논리치에 따라 온/오프스위칭 동작하는 스위칭트랜지스터(13), 상기 스위칭트랜지스터(13)가 온 됨에 따라 동작하여 상기 계자코일(1)의 전류를 차단시키는 차단소자(RL) 및, 상기 차단소자(RL)의 전류차단동작이 계속적으로 유지될 수 있도록 하는 차단동작유지신호를 상기 논리회로(12)로 인가하는 차단동작유지신호발생소자(14)로 구성된 것이다.To this end, the present invention provides a comparator 7 for comparing the voltage B + from the battery 6 with a predetermined adjustment voltage V r , and on / off switching according to the result value output from the comparator 7. In the voltage regulator for controlling the output voltage of the generator to be constant by having a switching device (8) to control the current flowing through the field coil (1) in the generator, the output voltage of the generator due to deterioration of the characteristics of the switching device (8) It is configured to further include an overcharge preventing means 10 for preventing an overcharge state of the generator according to the improper adjustment, the overcharge preventing means 10 is a predetermined voltage (B + ) from the battery (6) the regulated voltage (V h) and compared to a second comparator 11, the second comparator 11, the result signal and the second comparator overcharge to 11 based on the initial excessive charging state signal from the output from the information from the As the action is performed, A logic circuit 12 for receiving a signal for performing a forward operation and performing a logic processing, a switching transistor 13 for switching on and off according to a logic value in the logic circuit 12, and the switching transistor 13 The logic circuit may include a blocking element RL for operating as it is turned on to cut off the current of the field coil 1, and a blocking operation holding signal for continuously maintaining a current blocking operation of the blocking element RL. And a blocking operation holding signal generating element 14 applied to (12).

Description

과충전방지기능을 갖춘 차량의 전압조정기Voltage regulator of vehicle with overcharge protection

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 일반적인 발전기의 일예에 따른 구성도,1 is a configuration diagram according to an example of a general generator,

제3도는 제1도에 도시된 정류자의 회전에 따른 발생전압의 크기를 설명하는 신호파형도,3 is a signal waveform diagram illustrating the magnitude of the generated voltage according to the rotation of the commutator shown in FIG.

제4도는 일반적인 전압조정기의 회로도,4 is a circuit diagram of a general voltage regulator,

제5도는 본 발명의 일실시예에 따른 과충전방지기능을 갖춘 차량의 전압 조정기의 회로도이다.5 is a circuit diagram of a voltage regulator of a vehicle having an overcharge preventing function according to an embodiment of the present invention.

Claims (6)

배터리(6)로부터의 전압(B+)을 소정의 조정전압(Vr)과 비교하는 비교기(7)와, 상기 비교기(7)에서 출력되는 결과치에 따라 온/오프스위칭되면서 발전기내의 계자코일(1)에 흐르는 전류를 단속하는 스위칭소자(8)를 갖추어 발전기의 출력전압을 일정하게 조정해 주는 전압조정기에 있어서, 상기 스위칭소자(8)의 특성열화로 인해 발전기의 출력전압을 제대로 조정하지 못하게 됨에 따른 발전기의 과충전상태를 방지하는 과충전방지수단(10)을 추가로 구비하여 구성된 것을 특징으로 하는 과충전방지기능을 갖춘 차량의 전압조정기.The comparator 7 which compares the voltage B + from the battery 6 with a predetermined adjustment voltage V r , and the field coil in the generator while being switched on / off according to the result value output from the comparator 7. In the voltage regulator having a switching device 8 to control the current flowing through 1) to constantly adjust the output voltage of the generator, the output voltage of the generator cannot be properly adjusted due to deterioration of the characteristics of the switching device 8. Voltage regulator of the vehicle with an overcharge prevention function, characterized in that it is further provided with an overcharge preventing means (10) for preventing the overcharge state of the generator. 제1항에 있어서, 상기 과충전방지수단(10)은 상기 배터리(6)로부터의 전압(B+)을 소정의 조정전압(Vh)과 비교하는 제2비교기(11)와, 상기 제2비교기(11)로부터의 결과신호 및 상기 제2비교기(11)에서 출력되는 초기의 과충전상태신호를 기초로 과충전방지동작이 수행됨에 따라 계속적으로 과충전방지동작이 수행되도록 하는 신호를 입력받아 논리처리하는 논리회로(12), 상기 논리회로(12)에서의 논리치에 따라 온/오프스위칭 동작하는 스위칭트랜지스터(13), 상기 스위칭트랜지스터(13)가 온됨에 따라 동작하여 상기 계자코일(1)의 전류를 차단시키는 차단소자(RL) 및, 상기 차단소자(RL)의 전류차단동작이 계속적으로 유지될 수 있도록 하는 차단동작유지신호를 상기 논리회로(12)로 인가하는 차단동작유지신호발생소자(14)로 구성된 것을 특징으로 하는 과충전방지기능을 갖춘 차량의 전압조정기.2. The second comparator 11 and the second comparator according to claim 1, wherein the overcharge preventing means 10 compares the voltage B + from the battery 6 with a predetermined adjustment voltage V h . Logic for receiving and processing a signal to continuously perform the overcharge prevention operation as the overcharge prevention operation is performed based on the result signal from (11) and the initial overcharge state signal output from the second comparator 11 The circuit 12, the switching transistor 13 which operates on / off switching according to the logic value in the logic circuit 12, and operates as the switching transistor 13 is turned on to operate the current of the field coil 1 A blocking operation holding signal generating element 14 for applying a blocking operation RL for blocking and a blocking operation holding signal for maintaining the current blocking operation of the blocking device RL to the logic circuit 12 continuously; Overcharge, characterized in that consisting of The voltage regulator of a vehicle with a support function. 제1항 또는 제2항에 있어서. 상기 제2비교기(11)에 인가되는 조정전압(Vh)은 상기 비교기(7)에 인가되는 조정전압(Vr)에 비해 소정치 높게 설정된 것을 특징으로 하는 과충전방지기능을 갖춘 차량의 전압조정기.The method according to claim 1 or 2. The voltage regulator of the vehicle with the overcharge protection function, characterized in that the adjustment voltage (V h ) applied to the second comparator 11 is set to a predetermined value higher than the adjustment voltage (V r ) applied to the comparator 7. . 제2항에 있어서, 상기 논리회로(12)는 오어게이트로 구성된 것을 특징으로 하는 과충전방지기능을 갖춘 차량의 전압조정기.3. The voltage regulator of a vehicle according to claim 2, wherein the logic circuit (12) is composed of an orgate. 제2항에 있어서, 상기 차단소자(RL)는 릴레이로 이루어지고, 상기 릴레이의 초기접점상태는 상시온인 것을 특징으로 하는 과충전방지기능을 갖춘 차량의 전압조정기.3. The voltage regulator of a vehicle according to claim 2, wherein the blocking element (RL) is formed of a relay, and the initial contact state of the relay is normal temperature. 제2항에 있어서, 상기 차단동작유지신호발생소자(14)는 소정의 조정전압(Vs)을 갖춘 비교기로 구성된 것을 특징으로 하는 과충전방지기능을 갖춘 차량의 전압조정기.3. The voltage regulator of a vehicle with an overcharge protection function according to claim 2, wherein the interruption operation holding signal generating element (14) comprises a comparator having a predetermined adjustment voltage (V s ). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940031982A 1994-11-30 1994-11-30 Voltage regulator for vehicle with over charge protecting function KR0143199B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019940031982A KR0143199B1 (en) 1994-11-30 1994-11-30 Voltage regulator for vehicle with over charge protecting function

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Application Number Priority Date Filing Date Title
KR1019940031982A KR0143199B1 (en) 1994-11-30 1994-11-30 Voltage regulator for vehicle with over charge protecting function

Publications (2)

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KR960019905A true KR960019905A (en) 1996-06-17
KR0143199B1 KR0143199B1 (en) 1998-10-01

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