KR100425851B1 - 하나의 전류센서를 이용한 삼상 교류전류 측정 방법 - Google Patents
하나의 전류센서를 이용한 삼상 교류전류 측정 방법 Download PDFInfo
- Publication number
- KR100425851B1 KR100425851B1 KR10-2001-0025492A KR20010025492A KR100425851B1 KR 100425851 B1 KR100425851 B1 KR 100425851B1 KR 20010025492 A KR20010025492 A KR 20010025492A KR 100425851 B1 KR100425851 B1 KR 100425851B1
- Authority
- KR
- South Korea
- Prior art keywords
- current
- phase
- reference voltage
- voltage
- current sensor
- Prior art date
Links
Classifications
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
-
- 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
- H02P27/048—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 AC supply for only the rotor circuit or only the stator circuit
-
- 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
- H02P27/16—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 ac to ac converters without intermediate conversion to dc
-
- 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
- H02M1/00—Details of apparatus for conversion
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0009—Devices or circuits for detecting current in a converter
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Inverter Devices (AREA)
- Measurement Of Current Or Voltage (AREA)
- Control Of Ac Motors In General (AREA)
Abstract
Description
Claims (2)
- 삼각파를 이용한 펄스폭 변조신호 생성시 매 주기마다삼각파의상승부분에서가장 높은 전압을 가지는한상의 기준전압을 일정전압 상승시키고, 가장 낮은 전압을 가지는다른상의 기준전압을 일정전압 하강시키는 기준전압 변화단계와,상기 매 주기마다 하나의 전류센서를 통해 상별 전류를 측정하는 전류 측정단계와, 상기 매 주기마다삼각파의 하강부분에서가장 높은 전압을 가지는한상의 기준전압을 일정전압 하강시키고, 가장 낮은 전압을 가지는다른상의 기준전압을 일정전압 상승시키는 기준전압 보상단계로 이루어진 것을 특징으로 하는 하나의 전류센서를 이용한 삼상 교류 측정 방법.
- 제1항에 있어서, 일정전압은 삼각파를 이용한 펄스폭 변조신호 생성시 삼상 기준전압의 각 상의 전위차 보다 작은 것을 특징으로 하는 하나의 전류센서를 이용한 삼상 교류 측정 방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0025492A KR100425851B1 (ko) | 2001-05-10 | 2001-05-10 | 하나의 전류센서를 이용한 삼상 교류전류 측정 방법 |
US10/140,248 US6642690B2 (en) | 2001-05-10 | 2002-05-08 | Method for measuring phase current for inverter control apparatus using single current sensor and apparatus therefor |
CNB02124670XA CN1209867C (zh) | 2001-05-10 | 2002-05-10 | 用单个传感器测量逆变器控制装置的相电流的方法及装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0025492A KR100425851B1 (ko) | 2001-05-10 | 2001-05-10 | 하나의 전류센서를 이용한 삼상 교류전류 측정 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020086771A KR20020086771A (ko) | 2002-11-20 |
KR100425851B1 true KR100425851B1 (ko) | 2004-04-03 |
Family
ID=19709287
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2001-0025492A KR100425851B1 (ko) | 2001-05-10 | 2001-05-10 | 하나의 전류센서를 이용한 삼상 교류전류 측정 방법 |
Country Status (3)
Country | Link |
---|---|
US (1) | US6642690B2 (ko) |
KR (1) | KR100425851B1 (ko) |
CN (1) | CN1209867C (ko) |
Families Citing this family (36)
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DE10234053C1 (de) * | 2002-07-26 | 2003-11-20 | Diehl Ako Stiftung Gmbh & Co | Verfahren zum Bestimmen der Unwucht einer Wäschetrommel |
CN100391093C (zh) * | 2003-09-23 | 2008-05-28 | 上海大学 | 对软开关脉宽调制三相逆变器的输出电流波形进行补偿的方法 |
DE102004057869A1 (de) * | 2004-11-30 | 2006-06-01 | Robert Bosch Gmbh | Verfahren zur Strommessung mit einem Shunt und Vorrichtung zur Strommessung |
EP1715573B1 (de) * | 2005-04-20 | 2020-06-17 | Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg | Verfahren und Vorrichtung zum Betreiben von elektrischen Verbrauchern |
DE102005035074A1 (de) * | 2005-07-27 | 2007-02-01 | Robert Bosch Gmbh | Verfahren zur Strommessung mit einem Shunt und Vorrichtung zur Strommessung |
US7193388B1 (en) * | 2006-02-02 | 2007-03-20 | Emerson Electric Co. | Offset PWM signals for multiphase motor |
DE102006013000A1 (de) * | 2006-03-22 | 2007-09-27 | Conti Temic Microelectronic Gmbh | Verfahren und Anordnung zum digitalen Übermitteln eines analogen Messsignals |
DE102006052467A1 (de) | 2006-11-07 | 2008-05-08 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Strommessung in einem insbesondere mehrphasigen Stromnetz |
DE102007004094A1 (de) * | 2007-01-26 | 2008-08-07 | Siemens Ag | Verfahren und Vorrichtung zur Steuerung einer mittels Pulsweitenmodulation steuerbaren Drehstrommaschine mit mehreren Phasenwicklungen |
US20090085572A1 (en) * | 2007-09-28 | 2009-04-02 | Mcguire Jeffrey D | Method and apparatus for diagnosing inverter linkages |
TWI347737B (en) * | 2008-02-27 | 2011-08-21 | Prolific Technology Inc | Method and pwm system of adjusting the width of pulses through collecting information of a three-phase current |
US8065050B2 (en) * | 2008-04-25 | 2011-11-22 | GM Global Technology Operations LLC | Method and apparatus for detecting an insufficient phase current in a permanent magnet synchronous motor |
US8044631B2 (en) * | 2008-12-30 | 2011-10-25 | Rockwell Automation Technologies, Inc. | Power conversion systems and methods for controlling harmonic distortion |
JP5122505B2 (ja) * | 2009-03-09 | 2013-01-16 | 株式会社日立産機システム | 電力変換装置及びその制御方法 |
CN102047128B (zh) * | 2009-07-09 | 2015-07-01 | 德克萨斯仪器股份有限公司 | 使用分流电阻器的换流器电流测量 |
CN102236040B (zh) * | 2010-04-28 | 2013-06-19 | 维嘉数控科技(苏州)有限公司 | 高速交流电动机供电电流检测方法 |
CN102323491B (zh) * | 2011-08-09 | 2013-12-11 | 深圳市海浦蒙特科技有限公司 | 三相输入电源缺相检测方法 |
CN102928642A (zh) * | 2011-08-09 | 2013-02-13 | 鸿富锦精密工业(深圳)有限公司 | 电流测试*** |
DE102012100477C5 (de) * | 2012-01-20 | 2017-11-02 | Sma Solar Technology Ag | Shuntstrommessung für Multistringgeräte und Interleavingwandler |
JP5998352B2 (ja) * | 2012-04-09 | 2016-09-28 | パナソニックIpマネジメント株式会社 | 送風機器のモーターインバーター駆動装置 |
DE102012217116A1 (de) * | 2012-09-24 | 2014-03-27 | Robert Bosch Gmbh | Verfahren zur Ermittlung der Phasenströme einer elektrischen Maschine mit einem Stromrichter |
EP2725370B1 (en) * | 2012-10-26 | 2015-01-14 | ABB Technology AG | A method for the diagnostics of electromechanical system based on impedance analysis |
WO2015084337A1 (en) | 2013-12-04 | 2015-06-11 | Schneider Electric It Corporation | Improvement of inverter regulation |
CN103683331B (zh) * | 2013-12-26 | 2015-07-15 | 电子科技大学 | 一种单相逆变器控制*** |
CN104793041B (zh) * | 2015-03-20 | 2019-01-04 | 四川长虹电器股份有限公司 | 变频空调相电流单电阻采样控制方法 |
CN105301370B (zh) * | 2015-08-31 | 2017-12-22 | 唐山松下产业机器有限公司 | 三相交流供电检测保护装置及其检测保护方法 |
US10637369B2 (en) | 2015-10-20 | 2020-04-28 | Schneider Electric It Corporation | Current sensing system for full-bridge pulse-width modulated inverter system |
DE102016220948A1 (de) * | 2016-10-25 | 2018-04-26 | Robert Bosch Gmbh | Vorrichtung und Verfahren zur Diagnose der Erfassung eines mehrphasigen elektrischen Stroms |
GB2556946A (en) * | 2016-11-29 | 2018-06-13 | Bombardier Primove Gmbh | A method and a device for determining a switching current of a converter and a method of control |
JP2018133853A (ja) * | 2017-02-13 | 2018-08-23 | 株式会社指月電機製作所 | インバータの電流検知方法、インバータの電流検知装置、アクティブフィルタ |
CN108196114B (zh) * | 2018-01-25 | 2024-03-19 | 苏州汇川技术有限公司 | 电机电流采样***及方法 |
US10320323B1 (en) | 2018-03-28 | 2019-06-11 | Infineon Technologies Austria Ag | Pulse width modulation (PWM) scheme for single shunt motor control |
WO2020123604A1 (en) | 2018-12-11 | 2020-06-18 | Rensselaer Polytechnic Institute | Use of multivariate analysis to assess treatment approaches |
US11329594B2 (en) * | 2019-10-10 | 2022-05-10 | Samsung Electronics Co., Ltd. | Apparatus and control method for reducing leakage current and noise |
CN115004496A (zh) * | 2019-12-03 | 2022-09-02 | Lg伊诺特有限公司 | 用于测量三相逆变器的电流的装置及其方法 |
DE102021101884B4 (de) | 2021-01-28 | 2022-10-06 | Schaeffler Technologies AG & Co. KG | Verfahren zur Phasenstrommessung und Steuerschaltung |
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DE3841147A1 (de) * | 1988-12-07 | 1990-06-13 | Mulfingen Elektrobau Ebm | Verfahren zum ansteuern eines wechselstrom-motors sowie nach diesem verfahren ansteuerbarer wechselstrom-motor |
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JP3489071B2 (ja) * | 1997-02-07 | 2004-01-19 | 株式会社ゼクセルヴァレオクライメートコントロール | ブラシレスモータの駆動制御装置 |
JP3154965B2 (ja) * | 1998-01-30 | 2001-04-09 | 株式会社東芝 | インバータ制御装置 |
US6424113B1 (en) * | 2001-01-06 | 2002-07-23 | Ford Global Technologies, Inc. | Method and apparatus for pulse width modulation |
-
2001
- 2001-05-10 KR KR10-2001-0025492A patent/KR100425851B1/ko active IP Right Grant
-
2002
- 2002-05-08 US US10/140,248 patent/US6642690B2/en not_active Expired - Lifetime
- 2002-05-10 CN CNB02124670XA patent/CN1209867C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6642690B2 (en) | 2003-11-04 |
KR20020086771A (ko) | 2002-11-20 |
US20020167300A1 (en) | 2002-11-14 |
CN1389737A (zh) | 2003-01-08 |
CN1209867C (zh) | 2005-07-06 |
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