KR900017267A - Inverter Current Control Device - Google Patents

Inverter Current Control Device Download PDF

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Publication number
KR900017267A
KR900017267A KR1019900004792A KR900004792A KR900017267A KR 900017267 A KR900017267 A KR 900017267A KR 1019900004792 A KR1019900004792 A KR 1019900004792A KR 900004792 A KR900004792 A KR 900004792A KR 900017267 A KR900017267 A KR 900017267A
Authority
KR
South Korea
Prior art keywords
current
deviation
motor
digital
inverter
Prior art date
Application number
KR1019900004792A
Other languages
Korean (ko)
Other versions
KR930010644B1 (en
Inventor
마사모도 미즈노
데루미 효바야시
다쓰시 다까하시
히로시 마요마쓰
마사노리 다와다
도시유끼 고찌요
Original Assignee
시기 모리야
미쓰비시 뎅끼 가부시끼가이샤
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 시기 모리야, 미쓰비시 뎅끼 가부시끼가이샤 filed Critical 시기 모리야
Publication of KR900017267A publication Critical patent/KR900017267A/en
Application granted granted Critical
Publication of KR930010644B1 publication Critical patent/KR930010644B1/en

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Classifications

    • 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
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors

Abstract

내용 없음.No content.

Description

인버터 전류제어장치Inverter Current Control Device

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

제1도는 이 발명의 한 실시예의 주요부를 표시하는 기능 블록도.1 is a functional block diagram showing the main parts of one embodiment of the present invention.

제2도는 제1도내의 마이콘의 동작을 표시하는 플로챠트도.2 is a flowchart showing the operation of the micon in FIG.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

3 : 인버터 6 : 모터3: inverter 6: motor

23, 24 : 감산기(편차수단) 50 : 마이콘23, 24: Subtractor (deviation means) 50: Micon

26, 27 : 아나로그 전류앰프(증폭수단) 42 : 디지탈 PWM 회로26, 27: analog current amplifier (amplification means) 42: digital PWM circuit

51 : 연산수단 52, 53 : PWM 수단(DA 변환수단)51: calculation means 52, 53: PWM means (DA conversion means)

54 : AD 변환기 55 : 데이타 생성수단54: AD converter 55: data generating means

56 : 로우패스 필터(DA 변환수단) Iu, Iv : 전류지령치56: low pass filter (DA conversion means) Iu, Iv: current command value

Iu, Iv : 전류지령 Pu, Pv : PWM 펄스열Iu, Iv: Current command Pu, Pv: PWM pulse train

Iu*, Iv* : 모터전류 Vu, Vv, Vw : 전압지령Iu *, Iv *: Motor current Vu, Vv, Vw: Voltage command

C : 전환신호 △Iu, △Iv : 전류편차C: switching signal △ Iu, △ Iv: current deviation

Co : 펄스신호 Dt1, Dt2: 시간데이타Co: Pulse signal Dt 1 , Dt 2 : Time data

또한, 도중 동일부호는 동일 또는 상당부분을 표시한다.In addition, the same code | symbol shows the same or an equivalent part.

Claims (1)

인버터의 스위칭소자를 PWM 제어하여, 모터에 공급되는 교류전류를 제어하기 위한 인버터 전류제어장치에 있어서, 상기 모터에 대한 디지탈의 전류지령치를 연산수단과, 상기 전류지령치를 아나로그의 전류지령에 변환하는DA변환수단과. 상기 전류지령과 상기 모터에 실제로 공급되는 모터 전류와의 차를 취하여 아나로그의 전류편차를 구하는 편차수단과. 상기 전류편차를 구하는 편차수단과. 상기 전류편차를 아나로그 증폭하는 증폭수단과증폭된 상기 전류편차를 디지탈치로 변환하는 AD변환기와. 상기 디지탈차에 걸맞는 PWM레이트의 전압지령을시간데이타로서 출력하는 데이타 생성수단과. 상기 시간메이타에 의거하여 상기 인버터에 대한 전환신호에 대응한 펄스신호를 생성하는 디지탈 PWM 회로와를 구비한 것을 특징으로 하는 인버터 전류제어장치.An inverter current control device for controlling an alternating current supplied to a motor by PWM control of a switching element of the inverter, wherein the digital current command value for the motor is converted into a calculation means and the current command value is converted to an analog current command. With DA conversion means. Deviation means for taking the difference between the current command and the motor current actually supplied to the motor to obtain an analog current deviation; Deviation means for obtaining the current deviation; An amplifying means for analog amplifying the current deviation, and an AD converter for converting the amplified current deviation into a digital value. Data generating means for outputting, as time data, a voltage command of a PWM rate suitable for the digital difference; And a digital PWM circuit for generating a pulse signal corresponding to the switching signal for the inverter based on the time meter. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900004792A 1989-04-10 1990-04-07 Inverter current control device KR930010644B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP89-88035 1989-04-10
JP1088035A JP2653873B2 (en) 1989-04-10 1989-04-10 Inverter current controller
JP1-88035 1989-04-10

Publications (2)

Publication Number Publication Date
KR900017267A true KR900017267A (en) 1990-11-15
KR930010644B1 KR930010644B1 (en) 1993-11-02

Family

ID=13931570

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900004792A KR930010644B1 (en) 1989-04-10 1990-04-07 Inverter current control device

Country Status (3)

Country Link
JP (1) JP2653873B2 (en)
KR (1) KR930010644B1 (en)
CN (1) CN1017766B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4664836B2 (en) * 2006-02-28 2011-04-06 オリジン電気株式会社 Three-phase voltage type AC / DC converter
JP6874517B2 (en) * 2017-05-12 2021-05-19 株式会社デンソー Motor control device that performs vector control of synchronous motors

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6059831B2 (en) * 1980-06-23 1985-12-26 三菱電機株式会社 Polyphase inverter output voltage control device
JPS6279380A (en) * 1985-10-01 1987-04-11 Meidensha Electric Mfg Co Ltd Constant measurement of induction motor
JPS6288787A (en) * 1985-10-14 1987-04-23 三菱電機株式会社 Controller for alternating current elevator
JPS63171192A (en) * 1987-01-09 1988-07-14 Hitachi Ltd Controller for elevator

Also Published As

Publication number Publication date
JPH02269495A (en) 1990-11-02
CN1046419A (en) 1990-10-24
JP2653873B2 (en) 1997-09-17
KR930010644B1 (en) 1993-11-02
CN1017766B (en) 1992-08-05

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