KR20200059507A - 인버터 제어장치 - Google Patents
인버터 제어장치 Download PDFInfo
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- KR20200059507A KR20200059507A KR1020180144315A KR20180144315A KR20200059507A KR 20200059507 A KR20200059507 A KR 20200059507A KR 1020180144315 A KR1020180144315 A KR 1020180144315A KR 20180144315 A KR20180144315 A KR 20180144315A KR 20200059507 A KR20200059507 A KR 20200059507A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
- H02M7/42—Conversion of DC power input into AC power output without possibility of reversal
- H02M7/44—Conversion of DC power input into AC power output without possibility of reversal by static converters
- H02M7/48—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/5387—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
- H02M7/53871—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration with automatic control of output voltage or current
- H02M7/53875—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration with automatic control of output voltage or current with analogue control of three-phase output
-
- 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
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
- H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using DC to AC converters or inverters
- H02P27/08—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using DC to AC converters or inverters with pulse width modulation
-
- 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
- H02P21/00—Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation
- H02P21/14—Estimation or adaptation of machine parameters, e.g. flux, current or voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
- H02M7/42—Conversion of DC power input into AC power output without possibility of reversal
- H02M7/44—Conversion of DC power input into AC power output without possibility of reversal by static converters
- H02M7/48—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/539—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters with automatic control of output wave form or frequency
- H02M7/5395—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters with automatic control of output wave form or frequency by pulse-width modulation
-
- 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
- H02P21/00—Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation
- H02P21/0003—Control strategies in general, e.g. linear type, e.g. P, PI, PID, using robust control
-
- 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
- H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
- H02P23/08—Controlling based on slip frequency, e.g. adding slip frequency and speed proportional frequency
-
- 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
- H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
- H02P23/14—Estimation or adaptation of motor parameters, e.g. rotor time constant, flux, speed, current or voltage
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Ac Motors In General (AREA)
Abstract
Description
도 2는 도 1에 나타낸 지령전압 발생부를 자세하게 나타낸 블록도이다.
도 3은 주파수-전압관계를 설명하기 위한 예시도이다.
도 4는 도 1에 나타낸 인버터를 나타낸 회로도이다.
도 5는 도 1에 나타낸 슬립주파수 결정부를 자세하게 나타낸 블록도이다.
도 6은 본 발명에 따른 인버터 제어장치를 개략적으로 나타낸 블록도이다.
도 7은 도 6에 나타낸 슬립주파수 계산부를 나타낸 블록도이다.
도 8은 도 7에 나타낸 좌표 변환부를 나타낸 제어 구성도이다.
도 9는 도 7에 나타낸 외란 관측부를 나타낸 제어 구성도이다.
도 10은 도 7에 나타낸 전류 추정부 및 슬립 주파수 출력부를 나타낸 제어 구성도이다.
130: 인버터 제어부
Claims (8)
- 전압/주파수 운전을 기반으로, 지령주파수에 3상 PWM 전압을 인버터로 출력하는 지령전압 발생부; 및
상기 인버터에 의해 구동되는 전동기의 상전류 및 상전압을 기반으로 슬립주파수를 결정하는 슬립주파수 계산부를 포함하고,
상기 슬립주파수 계산부는,
상기 전동기의 상전류 및 상전압을 정지좌표계의 dq축 상전류 및 상전압으로 변환하고, 상기 dq축 상전류 및 상전압에 지령 위상각을 적용하여 회전좌표계의 dq축 전류 및 전압으로 변환하는 좌표 변환부;
상기 dq축 전류 및 전압으로부터 회전자의 역기전력을 추정하고, 상기 전동기의 역기전력으로부터 상기 회전자의 위상각을 추정하는 외란 관측부;
상기 dq축 상전류에 상기 회전자의 위상각을 적용하여 회전좌표계의 토크분 전류 및 자속분 전류로 변환하는 전류 추정부; 및
상기 토크분 전류, 상기 자속분 전류 및 회전자 시정수를 기반으로 추정 슬립주파수를 출력하는 슬립주파수 출력부를 포함하는,
인버터 제어장치.
- 제 1 항에 있어서,
상기 좌표 변환부는,
상기 전동기의 상전류 및 상전압을 상기 dq축 상전류 및 상전압으로 변환하는 제1 변환부; 및
상기 dq축 상전류 및 상전압에 상기 지령 위상각을 삼각함수로 연산한 값을 적용하여 상기 dq축 전류 및 전압으로 변환하는 제2 변환부를 포함하는,
인버터 제어장치.
- 제 1 항에 있어서,
상기 외란 관측부는,
상기 dq축 전류 및 전압에 고정자 저항 및 누설인덕턴스를 적용하고, 저역통과필터를 통과시켜 회전자의 역기전력을 추정하는 역기전력 추정부; 및
상기 전동기의 역기전력으로부터 상기 회전자의 위상각을 추정하는 위상각 추정부를 포함하는,
인버터 제어장치.
- 제 3 항에 있어서,
상기 위상각 추정부는,
상기 전동기의 역기전력을 회전좌표계 역기전력 위상각으로 변환하는 자속변환부;
상기 역기전력 위상각의 q축 성분이 0이 되도록 제어하여 회전자 자속의 주파수를 출력하는 비례적분 제어기; 및
상기 회전자 자속의 주파수를 적분하여 상기 회전자 자속의 위상각을 출력하는 적분기를 포함하는,
인버터 제어장치
- 제 3 항에 있어서,
상기 위상각 추정부는,
상기 추정 슬립주파수를 저역통과하여 보상 슬립주파수를 출력하는 저역통과 필터를 더 포함하는,
인버터 제어장치.
- 제 1 항에 있어서,
상기 전류 추정부는,
상기 dq축 상전류에 상기 회전자 자속의 위상각을 삼각함수로 연산한 값을 적용하여 상기 토크분 전류 및 상기 자속분 전류로 변환하는,
인버터 제어장치.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020180144315A KR102255250B1 (ko) | 2018-11-21 | 2018-11-21 | 인버터 제어장치 |
| US17/293,622 US11456691B2 (en) | 2018-11-21 | 2019-08-07 | Inverter control device |
| EP19887848.0A EP3886314A4 (en) | 2018-11-21 | 2019-08-07 | Inverter control device |
| PCT/KR2019/009873 WO2020105838A1 (ko) | 2018-11-21 | 2019-08-07 | 인버터 제어장치 |
| CN201980075627.4A CN113056867A (zh) | 2018-11-21 | 2019-08-07 | 逆变器控制装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020180144315A KR102255250B1 (ko) | 2018-11-21 | 2018-11-21 | 인버터 제어장치 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20200059507A true KR20200059507A (ko) | 2020-05-29 |
| KR102255250B1 KR102255250B1 (ko) | 2021-05-21 |
Family
ID=70774354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020180144315A Expired - Fee Related KR102255250B1 (ko) | 2018-11-21 | 2018-11-21 | 인버터 제어장치 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US11456691B2 (ko) |
| EP (1) | EP3886314A4 (ko) |
| KR (1) | KR102255250B1 (ko) |
| CN (1) | CN113056867A (ko) |
| WO (1) | WO2020105838A1 (ko) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20220061564A (ko) * | 2020-11-06 | 2022-05-13 | 엘에스일렉트릭(주) | 전동기 제어장치 |
| KR20230100510A (ko) * | 2021-12-28 | 2023-07-05 | 한국전력공사 | 동기조상기 구동/회생 시스템의 모의 성능 시험장치 및 그 제어방법 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115378340B (zh) * | 2022-08-24 | 2023-04-07 | 威胜能源技术股份有限公司 | 一种基于转子磁链定向的vf控制方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06253576A (ja) * | 1993-03-03 | 1994-09-09 | Matsushita Electric Ind Co Ltd | 電動機制御装置 |
| KR20080062830A (ko) * | 2006-12-29 | 2008-07-03 | 엘에스산전 주식회사 | 센서리스 인버터의 관성 모멘트 추정방법 |
| KR20110086891A (ko) * | 2010-01-25 | 2011-08-02 | 강원대학교산학협력단 | 유도 전동기의 회전자 속도 추정 장치 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07274600A (ja) | 1994-03-24 | 1995-10-20 | Fanuc Ltd | 誘導電動機の加減速制御方法及び制御装置 |
| US9007004B2 (en) * | 2009-11-06 | 2015-04-14 | University Of Technology, Sydney | Sensorless AC motor controller |
| KR101995864B1 (ko) * | 2012-07-25 | 2019-07-04 | 삼성전자주식회사 | 인버터 제어장치 및 그 제어방법 |
| KR101530543B1 (ko) * | 2014-02-13 | 2015-06-19 | 경상대학교산학협력단 | 유도 전동기 및 유도 전동기의 동작을 제어하는 제어 장치 |
| JP6519149B2 (ja) * | 2014-11-14 | 2019-05-29 | 日産自動車株式会社 | モータ制御装置 |
| KR20160109859A (ko) * | 2015-03-13 | 2016-09-21 | 삼성중공업 주식회사 | 회전전기기기 제어장치 |
-
2018
- 2018-11-21 KR KR1020180144315A patent/KR102255250B1/ko not_active Expired - Fee Related
-
2019
- 2019-08-07 CN CN201980075627.4A patent/CN113056867A/zh not_active Withdrawn
- 2019-08-07 EP EP19887848.0A patent/EP3886314A4/en not_active Withdrawn
- 2019-08-07 WO PCT/KR2019/009873 patent/WO2020105838A1/ko not_active Ceased
- 2019-08-07 US US17/293,622 patent/US11456691B2/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06253576A (ja) * | 1993-03-03 | 1994-09-09 | Matsushita Electric Ind Co Ltd | 電動機制御装置 |
| KR20080062830A (ko) * | 2006-12-29 | 2008-07-03 | 엘에스산전 주식회사 | 센서리스 인버터의 관성 모멘트 추정방법 |
| KR20110086891A (ko) * | 2010-01-25 | 2011-08-02 | 강원대학교산학협력단 | 유도 전동기의 회전자 속도 추정 장치 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20220061564A (ko) * | 2020-11-06 | 2022-05-13 | 엘에스일렉트릭(주) | 전동기 제어장치 |
| KR20230100510A (ko) * | 2021-12-28 | 2023-07-05 | 한국전력공사 | 동기조상기 구동/회생 시스템의 모의 성능 시험장치 및 그 제어방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3886314A1 (en) | 2021-09-29 |
| EP3886314A4 (en) | 2021-12-29 |
| KR102255250B1 (ko) | 2021-05-21 |
| WO2020105838A1 (ko) | 2020-05-28 |
| CN113056867A (zh) | 2021-06-29 |
| US20220014138A1 (en) | 2022-01-13 |
| US11456691B2 (en) | 2022-09-27 |
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