KR960018165A - Inverter Cooling Fan Drive Using NTC - Google Patents

Inverter Cooling Fan Drive Using NTC Download PDF

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Publication number
KR960018165A
KR960018165A KR1019940030689A KR19940030689A KR960018165A KR 960018165 A KR960018165 A KR 960018165A KR 1019940030689 A KR1019940030689 A KR 1019940030689A KR 19940030689 A KR19940030689 A KR 19940030689A KR 960018165 A KR960018165 A KR 960018165A
Authority
KR
South Korea
Prior art keywords
voltage
cooling fan
ntc
converter
resistance value
Prior art date
Application number
KR1019940030689A
Other languages
Korean (ko)
Other versions
KR0156113B1 (en
Inventor
황재규
Original Assignee
이종수
엘지산전 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.)
Filing date
Publication date
Application filed by 이종수, 엘지산전 주식회사 filed Critical 이종수
Priority to KR1019940030689A priority Critical patent/KR0156113B1/en
Publication of KR960018165A publication Critical patent/KR960018165A/en
Application granted granted Critical
Publication of KR0156113B1 publication Critical patent/KR0156113B1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P7/00—Controlling of coolant flow
    • F01P7/02—Controlling of coolant flow the coolant being cooling-air
    • F01P7/026—Thermostatic control
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2025/00—Measuring
    • F01P2025/08—Temperature

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Inverter Devices (AREA)

Abstract

본 발명은 앤티씨(NTC)를 이용한 인버터 냉각팬 구동장치에 관한 것으로, 특히 주위온도에 따라 저항값이 지수함수적으로 변화되는 NTC와; NTC의 저항값 변화를 전압으로 변환시켜 주는 전압변환부와; 전압변환부(4)의 출력전압을 전력증폭시켜 주는 증폭부와; 아날로그의 전압을 디지탈신호로 변환시켜 주는 A/D 변환기와; 냉각팬의 구동전압을 발생시켜 주는 CPU와; 냉각팬을 소정속도로 구동시켜 주는 쵸퍼로 구성하여 기준온도 부근에서의 채터링현상을 방지할 수 있도록 함과 동시에 주위온도의 변화에 따라 냉각팬의 구동속도를 조절하여 전기에너지로 사용할 수 있도록 한 것이다.The present invention relates to an inverter cooling fan driving apparatus using NTC, in particular, NTC that the resistance value is exponentially changed according to the ambient temperature; A voltage converting unit converting a change in resistance value of the NTC into a voltage; An amplifier which amplifies the output voltage of the voltage converter 4; An A / D converter for converting an analog voltage into a digital signal; A CPU for generating a driving voltage of the cooling fan; It consists of a chopper that drives the cooling fan at a certain speed to prevent chattering near the reference temperature and to adjust the driving speed of the cooling fan according to the change of ambient temperature to use it as electrical energy. will be.

Description

앤티씨(NTC)를 이용한 인버터 냉각팬 구동장치Inverter Cooling Fan Drive Using NTC

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

제2도는 본 발명 인버터 냉각팬 구동장치의 회로도.2 is a circuit diagram of the inverter cooling fan drive device of the present invention.

Claims (1)

3개의 IGBT 모듈(Q1~Q3)가 상면에 설치된 방열판의 전방부에 냉각팬을 설치한 구성의 인버터 냉각팬 구동장치에 있어서, 상기 방열판의 상면에 설치되어 주위온도에 따라 저항값이 지수함수적으로 변화되는 NTC와; 상기 NTC의 저항값 변화를 전압으로 변화시켜 주는 전압변환부와; 상기 전압변환부의 출력전압을 전력중폭시켜 주는 증폭부와; 상기 증폭부에서 출력되는 아날로그의 전압을 디지탈신호로 변환시켜 주는 A/D변환기와; 상기 A/D변환기의 출력신호를 입력 받아 소정프로그램 수행하여 냉각팬을 소정속도로 구동시키기 위한 전압을 발생시켜 주는 CPU와; 상기 CPU에서 출력되는 직류전압을 교류전압으로 변화시켜 냉각팬을 소정속도로 구동시켜 주는 쵸퍼로 이루어진 것을 특징으로 하는 앤티씨(NTC)를 이용한 인버터 냉각팬 구동장치.In an inverter cooling fan drive device in which three IGBT modules (Q1 to Q3) are provided with a cooling fan in a front portion of a heat sink installed on an upper surface thereof, wherein the resistance value is exponentially provided according to the ambient temperature by being installed on the upper surface of the heat sink. NTC changed to; A voltage converter for changing the resistance value of the NTC into a voltage; An amplifier for power-dupping the output voltage of the voltage converter; An A / D converter for converting an analog voltage output from the amplifier into a digital signal; A CPU which receives the output signal of the A / D converter and performs a predetermined program to generate a voltage for driving the cooling fan at a predetermined speed; Inverter cooling fan drive device using the NTC (NTC) characterized in that made of a chopper to drive the cooling fan at a predetermined speed by changing the DC voltage output from the CPU to an AC voltage. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940030689A 1994-11-22 1994-11-22 Invertor cooling fan by ntc KR0156113B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019940030689A KR0156113B1 (en) 1994-11-22 1994-11-22 Invertor cooling fan by ntc

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940030689A KR0156113B1 (en) 1994-11-22 1994-11-22 Invertor cooling fan by ntc

Publications (2)

Publication Number Publication Date
KR960018165A true KR960018165A (en) 1996-06-17
KR0156113B1 KR0156113B1 (en) 1998-11-16

Family

ID=19398583

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940030689A KR0156113B1 (en) 1994-11-22 1994-11-22 Invertor cooling fan by ntc

Country Status (1)

Country Link
KR (1) KR0156113B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102610209B1 (en) * 2019-11-06 2023-12-06 한온시스템 주식회사 Variable control system and method for cooling fan motor
KR102610212B1 (en) * 2019-11-07 2023-12-06 한온시스템 주식회사 Control system and method of cooling fan motor

Also Published As

Publication number Publication date
KR0156113B1 (en) 1998-11-16

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