KR20140110780A - 회전자 변위각의 측정방법 - Google Patents
회전자 변위각의 측정방법 Download PDFInfo
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- KR20140110780A KR20140110780A KR1020140027043A KR20140027043A KR20140110780A KR 20140110780 A KR20140110780 A KR 20140110780A KR 1020140027043 A KR1020140027043 A KR 1020140027043A KR 20140027043 A KR20140027043 A KR 20140027043A KR 20140110780 A KR20140110780 A KR 20140110780A
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 74
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- 238000011156 evaluation Methods 0.000 claims abstract description 38
- 238000005259 measurement Methods 0.000 claims abstract description 14
- 238000002485 combustion reaction Methods 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 15
- 238000012937 correction Methods 0.000 claims description 13
- 230000011664 signaling Effects 0.000 claims description 9
- 230000000737 periodic effect Effects 0.000 claims description 4
- 238000010606 normalization Methods 0.000 claims 1
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- 238000010586 diagram Methods 0.000 description 6
- 230000005284 excitation Effects 0.000 description 3
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/18—Indicating phase sequence; Indicating synchronism
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
- G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/06—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric generators; for synchronous capacitors
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
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- 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
- H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
- H02P6/14—Electronic commutators
- H02P6/16—Circuit arrangements for detecting position
- H02P6/17—Circuit arrangements for detecting position and for generating speed information
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- 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
- H02P9/009—Circuit arrangements for detecting rotor position
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/30—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/244—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
- G01D5/24471—Error correction
- G01D5/2449—Error correction using hard-stored calibration data
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- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Control Of Eletrric Generators (AREA)
- Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
Abstract
Description
도 2는 동기발전기와 회전자 변위각을 측정하기 위한 평가유니트를 보인 설명도.
도 3의 a) 내지 e)는 동기발전기의 여러 작동모드에서의 전압신호, 주파수신호 및 회전속도신호의 시간에 대한 변화를 보인 설명도.
도 4a는 회전속도측정장치가 무부하상태에서 요구된 바에 따라 배치된 동기발전기의 페이저도.
도 4b는 부하조건의 동기발전기를 보인 도 4a에서 보인 바와 같은 페이저도.
Claims (10)
- 회전자(3)를 가지고 전력공급네트워크(1)에 전기적으로 연결된 동기발전기(2)의 회전자 변위각(δ)을 측정하기 위한 방법으로서, 회전자(3)의 회전중에, 특히 회전자(3)의 매 회전중에 적어도 하나의 회전속도신호(5)를 평가유니트(6)에 전달하는 적어도 하나의 회전속도측정장치(4)가 제공되고, 전력공급네트워크(1)의 전압신호(9)의 매 주기시간(τ)중에 주파수신호(10)를 평가유니트(6)에 전달하는 주파수측정장치(7)가 제공되며, 회전속도신호(5)의 전달과 주파수신호(10)의 전달 사이의 시간(T)이 평가유니트(6)에 의하여 측정되고, 회전자 변위각(δ)이 측정된 시간(T)에 따라 추론되는 회전자 변위각의 측정방법에 있어서, 방법의 교정을 위하여 측정시간(T)이 전력공급네트워크(1)를 갖는 동기발전기(2)의 동기화가 이루어진 후에 그리고 실질적으로 동기발전기(2)에 대한 부하인가없이 평가유니(6)트에서 무부하시간(TL)으로서 저장되며, 회전자 변위각(δ)을 측정하기 위하여 차등시간(TD)이 측정시간(T)에서 무부하시간(TL)을 뺀 것으로부터 형성되고, 회전자 변위각(δ)이 차등시간(TD)에 따라 추론됨을 특징으로 하는 회전자 변위각의 측정방법.
- 제1항에 있어서, 회전자(3)가 내연기관(12), 특히 가스엔진의 엔진 샤프트(11)에 기계적으로 견고하게 연결되고, 적어도 하나의 회전속도측정장치(4)가 내연기관(12)의 엔진 샤프트(11) 또는 캠샤프트의 매 회전시 마다 적어도 하나의 회전속도신호(5)를 평가유니트(6)에 전달함을 특징으로 하는 회전자 변위각의 측정방법.
- 제1항 또는 제2항에 있어서, 적어도 하나의 회전속도측정장치(4)가 센서(4a)를 포함하고, 이 센서(4a)가 요구된 바와 같이 회전자(3)의 주연을 따라 또는 엔진 샤프트(11)의 주연을 따라 배치될 수 있음을 특징으로 하는 회전자 변위각의 측정방법.
- 제3항에 있어서, 적어도 하나의 회전속도측정장치(4)가 센서(4a)와 협동하는 신호화장치(4b)를 포함하고, 이 신호화장치(4b)가 요구된 바와 같이 동기발전기(2)의 고정자(15)의 주연을 따라 또는 내연기관(12)의 하우징에 배치될 수 있음을 특징으로 하는 회전자 변위각의 측정방법.
- 제1항 내지 제4항의 어느 한 항에 있어서, 차등시간(TD)이 비례하여 회전자 변위각(δ)의 각도로 변환되고, 실질적으로 0 초의 차등시간(TD)의 값은 0°의 회전자 변위각(δ)에 일치하고 전력공급네트워크(1)의 전압신호(9)의 주기시간(2)에서 실질적으로 그 1/4의 차등시간(TD)의 값은 90°의 회전자 변위각(δ)에 일치함을 특징으로 하는 회전자 변위각의 측정방법.
- 제1항 내지 제5항의 어느 한 항에 있어서, 측정된 회전자 변위각(δ)이 5°이상, 좋기로는 7°이상인 경우, 위협적인 자극 슬리피지 상태를 알리기 위하여 경고신호(14)가 평가유니트(6)에 의하여 출력됨을 특징으로 하는 회전자 변위각의 측정방법.
- 제1항 내지 제6항의 어느 한 항에 있어서, 회전속도신호(5)의 전달과 주파수신호(10)의 전달 사이의 시간(T)을 측정하는 작업에 또는 작업중에 전력공급네트워크(1)의 전압신호(9)에 대한 네트워크 주파수 파동을 고려하여 전압신호(9)의 실제 주기시간이 측정되고, 실제 주기시간에 의하여 세분화된 사전에 결정가능한 이론적인 주기시간으로부터 형성된 적어도 하나의 보정계수가 측정되며, 측정된 시간(T)은 적어도 하나의 보정계수로 승산됨을 특징으로 하는 회전자 변위각의 측정방법.
- 제7항에 있어서, 전압신호(9)의 실제 주기시간이 두 연속하는 주파수신호(10) 사이의 시간차이의 측정에 의하여 측정됨을 특징으로 하는 회전자 변위각의 측정방법.
- 제7항 또는 제8항에 있어서, 보정계수가 무부하시간(TL)을 측정하는 작업에 또는 작업중에 형성되고 무부하시간(TL)이 보정계수로 승산되어 표준화 무부하시간으로서 평가유니트(6)에 저장됨을 특징으로 하는 회전자 변위각의 측정방법.
- 제7항 내지 제9항의 어느 한 항에 있어서, 보정계수가 차등시간(TD)을 측정하는 작업에 또는 작업중에 형성되고, 표준화 시간이 보정계수에 의한 측정시간(T)의 승산으로 형성되며, 회전자 변위각(δ)을 측정하기 위하여 표준화 차등시간이 표준화 시간에서 표준화 무부하시간을 뺀 것으로부터 형성되고, 회전자 변위각(δ)이 표준화 차등시간에 따라 추론됨을 특징으로 하는 회전자 변위각의 측정방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ATA183/2013 | 2013-03-08 | ||
ATA183/2013A AT514007B1 (de) | 2013-03-08 | 2013-03-08 | Verfahren zur Ermittlung eines Polradwinkels |
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KR20140110780A true KR20140110780A (ko) | 2014-09-17 |
KR101744375B1 KR101744375B1 (ko) | 2017-06-07 |
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KR1020140027043A Active KR101744375B1 (ko) | 2013-03-08 | 2014-03-07 | 회전자 변위각의 측정방법 |
Country Status (7)
Country | Link |
---|---|
US (1) | US9594091B2 (ko) |
EP (1) | EP2775267B8 (ko) |
JP (1) | JP6075886B2 (ko) |
KR (1) | KR101744375B1 (ko) |
CN (1) | CN104038131B (ko) |
AT (1) | AT514007B1 (ko) |
DK (1) | DK2775267T3 (ko) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT517174B1 (de) | 2015-04-17 | 2017-04-15 | Ge Jenbacher Gmbh & Co Og | Verfahren zur Erkennung eines bevorstehenden Polschlupfes |
DE102015211264A1 (de) * | 2015-06-18 | 2016-12-22 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Verarbeitung eines Signalverlaufs |
DE202018103227U1 (de) * | 2018-06-08 | 2019-09-11 | Inter Control Hermann Köhler Elektrik GmbH & Co. KG | Elektromotor |
RU2692115C1 (ru) * | 2018-09-06 | 2019-06-21 | Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" (Госкорпорация "Росатом") | Способ определения угловой скорости вращения метаемого объекта |
DE102018217107B4 (de) * | 2018-10-05 | 2020-08-20 | Robert Bosch Gmbh | Verfahren zur Bestimmung eines Polradwinkels einer elektrischen Maschine |
DE102018217109B4 (de) * | 2018-10-05 | 2021-05-20 | Robert Bosch Gmbh | Verfahren zur Bestimmung eines Polradwinkels einer elektrischen Maschine |
DE102018217111B4 (de) * | 2018-10-05 | 2021-05-20 | Robert Bosch Gmbh | Verfahren zur Bestimmung einer Drehwinkelposition einer Kurbelwelle einer Brennkraftmaschine |
US11428704B2 (en) | 2020-01-09 | 2022-08-30 | Caterpillar Inc. | Generator pole slip detection |
CN112362894A (zh) * | 2020-11-19 | 2021-02-12 | 西安热工研究院有限公司 | 一种黑启动无测速传感器发电机转速测量装置及方法 |
CN112816731B (zh) * | 2021-02-23 | 2024-12-27 | 西安热工研究院有限公司 | 一种旋转部件转速和角度测量装置及方法 |
CN115032471A (zh) * | 2022-06-07 | 2022-09-09 | 中船重工(重庆)西南装备研究院有限公司 | 一种三相交流电机定子绕组相序检测装置 |
GB2619767B (en) * | 2022-06-17 | 2024-07-10 | Caterpillar Energy Solutions Gmbh | Generator pole slip protection with auxiliary winding measurement |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT351097B (de) * | 1978-03-09 | 1979-07-10 | Elin Union Ag | Drehstromgenerator-kippschutz |
JP2000236687A (ja) | 1999-02-17 | 2000-08-29 | Mitsubishi Electric Corp | ブラシレスモータ駆動回路 |
WO2001045247A1 (en) * | 1999-12-14 | 2001-06-21 | The Penn State Research Foundation | Detection of rotor angle in a permanent magnet synchronous motor at zero speed |
DE60302755T2 (de) * | 2002-10-31 | 2006-06-29 | Siemens Vdo Automotive Inc., Chatham | Verfahren und System zur Bestimmung für die elektronische Kommutierung in bürstenloser Gleichstrommaschine unabhängig von der Postionierung des Rotorlagesensors |
GB0415163D0 (en) | 2004-07-06 | 2004-08-11 | Switched Reluctance Drives Ltd | Rotor position detection in an electrical machine |
JP4589093B2 (ja) * | 2004-12-10 | 2010-12-01 | 日立オートモティブシステムズ株式会社 | 同期モータ駆動装置及び方法 |
JP2007259673A (ja) | 2006-03-27 | 2007-10-04 | Hitachi Appliances Inc | 無刷子電動機の駆動装置 |
US8239154B2 (en) * | 2006-11-16 | 2012-08-07 | Continental Automotive Systems Us, Inc. | Method and apparatus for resolver compensation |
DE102008001408A1 (de) * | 2008-04-28 | 2009-10-29 | Robert Bosch Gmbh | Offsetwinkelbestimmung bei Synchronmaschinen |
CN101299058B (zh) * | 2008-07-03 | 2010-09-08 | 国电南瑞科技股份有限公司 | 一种水轮同步发电机功角直接测量方法 |
DE102010001248A1 (de) * | 2010-01-27 | 2011-07-28 | MAN Diesel & Turbo SE, 86153 | Synchrongenerator zur Stromeinspeisung in ein Stromnetz |
EP2589827A1 (en) * | 2011-11-04 | 2013-05-08 | ETH Zürich | Rotating electrical machine and method for measuring a displacement of a rotating electrical machine |
DE102012222311A1 (de) * | 2012-12-05 | 2014-06-05 | Robert Bosch Gmbh | Steuereinrichtung und Verfahren zum Ermitteln des Rotorwinkels einer Synchronmaschine |
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2013
- 2013-03-08 AT ATA183/2013A patent/AT514007B1/de not_active IP Right Cessation
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2014
- 2014-02-13 EP EP14000507.5A patent/EP2775267B8/de active Active
- 2014-02-13 DK DK14000507.5T patent/DK2775267T3/da active
- 2014-03-04 JP JP2014041361A patent/JP6075886B2/ja active Active
- 2014-03-05 US US14/197,743 patent/US9594091B2/en active Active
- 2014-03-07 CN CN201410081778.XA patent/CN104038131B/zh active Active
- 2014-03-07 KR KR1020140027043A patent/KR101744375B1/ko active Active
Also Published As
Publication number | Publication date |
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CN104038131B (zh) | 2017-09-19 |
EP2775267B1 (de) | 2018-04-25 |
US9594091B2 (en) | 2017-03-14 |
AT514007A1 (de) | 2014-09-15 |
EP2775267B8 (de) | 2018-09-05 |
CN104038131A (zh) | 2014-09-10 |
JP2014176293A (ja) | 2014-09-22 |
KR101744375B1 (ko) | 2017-06-07 |
US20140253104A1 (en) | 2014-09-11 |
AT514007B1 (de) | 2015-01-15 |
EP2775267A1 (de) | 2014-09-10 |
JP6075886B2 (ja) | 2017-02-08 |
DK2775267T3 (da) | 2018-07-30 |
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