KR101044159B1 - 펌프내에서 유량을 결정하기 위한 방법 및 장치 - Google Patents
펌프내에서 유량을 결정하기 위한 방법 및 장치 Download PDFInfo
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- KR101044159B1 KR101044159B1 KR1020057015161A KR20057015161A KR101044159B1 KR 101044159 B1 KR101044159 B1 KR 101044159B1 KR 1020057015161 A KR1020057015161 A KR 1020057015161A KR 20057015161 A KR20057015161 A KR 20057015161A KR 101044159 B1 KR101044159 B1 KR 101044159B1
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- 238000000034 method Methods 0.000 title claims abstract description 36
- 230000001360 synchronised effect Effects 0.000 claims abstract description 21
- 238000004804 winding Methods 0.000 claims abstract description 7
- 230000005672 electromagnetic field Effects 0.000 claims abstract description 5
- 230000004907 flux Effects 0.000 claims description 19
- 230000005291 magnetic effect Effects 0.000 claims description 18
- 238000012545 processing Methods 0.000 claims description 18
- 230000010363 phase shift Effects 0.000 claims description 7
- 230000006698 induction Effects 0.000 claims description 6
- 238000012360 testing method Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 230000000630 rising effect Effects 0.000 claims description 5
- 239000003302 ferromagnetic material Substances 0.000 claims description 4
- 238000005094 computer simulation Methods 0.000 claims description 2
- 230000001419 dependent effect Effects 0.000 claims description 2
- 238000004088 simulation Methods 0.000 claims 1
- 239000012530 fluid Substances 0.000 description 10
- 230000000875 corresponding effect Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 230000005284 excitation Effects 0.000 description 3
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- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000003750 conditioning effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012384 transportation and delivery Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004422 calculation algorithm Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
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- 230000002596 correlated effect Effects 0.000 description 1
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- 238000005070 sampling Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
- G01F1/78—Direct mass flowmeters
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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
- G01D5/142—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 using Hall-effect devices
- G01D5/145—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 using Hall-effect devices influenced by the relative movement between the Hall device and magnetic fields
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0088—Testing machines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0094—Indicators of rotational movement
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Control Of Ac Motors In General (AREA)
- Control Of Positive-Displacement Pumps (AREA)
- Control Of Non-Positive-Displacement Pumps (AREA)
Abstract
Description
Claims (14)
- 동기식 전기모터(synchronous electric motor, 12)에 의해 구동된 펌프 내에서 유량(hydraulic flow rate)을 결정하는 방법으로서, 상기 모터는 권선(windings)을 갖는 폴 피스(pole pieces, 18)가 설치된 고정자(stator, 16)에 의해 발생되는 전자기장에 의해 회전하도록 구동되는, 영구자석이 설치된 회전자(rotor, 14)를 포함하는 유형이며, 상기 방법은- 하나 이상의 펌프 동작변수(pump operation variable)를 얻어서 상기 유량을 간접적으로 측정하는 단계,- 미리 결정된 상관표(correlation table) 내에서 상기 변수 값을 비교하고, 상응하는 유량 값을 결정하는 단계, 및- 상응하는 유량 값을 결정하는 단계를 포함하는, 상기 펌프 내에서 유량을 측정하는 방법에 있어서,상기 하나 이상의 펌프 동작변수를 얻는 상기 단계는 로드 각(load angle) 또는 지연(delay, 9), 즉 모터(12) 말단에 적용된 네트워크 전압(network voltage) 및 회전자(14) 영구자석의 회전에 의해 유도되는 자속과 고정자(16) 자속의 효과를 가함으로써 발생되는 역기전력(counter-electromotive force) 사이의 위상 편이각(phase shift angle)을 얻으며, 상기 상관표는 유량 값 및 로드 각 값을 연결하는 것을 특징으로 하는, 펌프 내에서 유량을 결정하는 방법.
- 제 1 항에 있어서, 상기 방법은 교정단계(calibration step)를 추가로 포함하고, 여기서 상기 상관표는 실험적인 테스트, 이론적인 시뮬레이션 또는 컴퓨터 시뮬레이션에 의해 채워지는 것을 특징으로 하는, 펌프 내에서 유량을 결정하는 방법.
- 제 1 항에 있어서, 상기 로드 각 또는 지연(9)을 얻는 상기 단계는 연속적으로 일어나는 것을 특징으로 하는, 펌프 내에서 유압 유량을 결정하는 방법.
- 제 1 항에 있어서, 상기 방법은 모터(12)의 말단에 적용되는 네트워크 전압과 같은 추가적인 펌프 동작변수를 얻는 단계를 추가로 포함하는 것을 특징으로 하는, 펌프 내에서 유압 유량을 결정하는 방법.
- 제 1 항에 있어서, 상기 방법은 회전자(14)의 자석온도와 같은 추가적인 펌프 동작변수를 얻는 단계를 추가로 포함하는 것을 특징으로 하는, 펌프 내에서 유압 유량을 결정하는 방법.
- 제 1 항에 있어서, 상기 방법은 모터 공급전압(motor electric supply voltage)이 변할 때 상기 유량 값을 보상하는 단계를 추가로 포함하고, 상기 보상은 추가적인 미리 결정된 상관표에 의해 달성되는 것을 특징으로 하는, 펌프 내에서 유압 유량을 결정하는 방법.
- 제 1 항에 있어서, 상기 방법은 추가적인 미리 결정된 상관표에 의해, 온도가 변할 때 상기 유량 값을 보상하기 위해 상기 회전자(14)의 온도를 측정하는 단계를 추가로 포함하는 것을 특징으로 하는, 펌프 내에서 유압 유량을 결정하는 방법.
- 제 1 항에 있어서, 상기 방법은 아날로그 홀 센서(analogue Hall sensor, 20A)에 의해 동작온도에 의존하고, 회전자(14)의 강자성체 물질(ferromagnetic material)의 잔류자속유도(residual induction, BR)에 비례하는 신호를 감지하는 단계를 추가로 포함하는 것을 특징으로 하는, 펌프 내에서 유압 유량을 결정하는 방법.
- 동기식 전기모터(12)에 의해 구동된 펌프 내에서 유량을 결정하기 위한 전자장치(electronic device, 10)로서, 상기 모터(12)는 권선을 갖는 폴 피스(18)가 설치된 고정자(16)에 의해 발생되는 전자기장에 의해 회전되도록 구동되는, 영구자석이 설치된 회전자를 포함하는 유형이고, 회전자(14)의 자속 센서(magnetic flux sensor, 20,20A)로부터 나오는 제 1 신호를 입력으로서 받아들이고, 펌프 모터의 동작변수의 값 및 유량 값을 연결하는 상관표를 저장하는 메모리 부분에 결합되거나 또는 메모리 부분이 설치된 처리 유닛(processing unit, 22)을 포함하는 상기 펌프 내에서 유량을 결정하기 위한 전자장치에 있어서,상기 펌프 동작변수는 로드 각 또는 지연(9), 즉 네트워크 동기신호(network synchronism signal, 24) 및 회전자(14) 영구자석의 회전에 의해 유도되는 자속과 고정자(16) 자속의 영향을 가함으로써 발생되는 역기전력 사이의 위상 편이각에 해당되고, 상기 처리유닛(22)은 상응하는 유량 값을 결정하기 위해 상기 상관표내에 저장된 상기 동작변수 값과 상기 로드 각을 비교하는 것을 특징으로 하는, 펌프 내에서 유량을 결정하기 위한 전자장치.
- 제 9 항에 있어서, 상기 센서(20)는 디지털 홀 센서(digital Hall sensor)인 것을 특징으로 하는, 펌프 내에서 유량을 결정하기 위한 전자장치.
- 제 9 항에 있어서, 상기 센서(20A)는 아날로그 홀 센서인 것을 특징으로 하는, 펌프 내에서 유량을 결정하기 위한 전자장치.
- 제 9 항에 있어서, 상기 전자장치는 공급전압에 관계없이 유량에 비례하는 신호(50)를 발생하기 위해 전압 조절기(voltage regulator, 28)에 의해 얻어지는 네트워크 전압의 유효값(effective value)에 비례하는 신호를 받아들이는 제 3 입력신호를 갖는 것을 특징으로 하는, 펌프 내에서 유량을 결정하기 위한 전자장치.
- 제 11 항에 있어서, 상기 전자장치는 네트워크 클럭 신호(network clock signal, 24) 각각의 상승 변부(edge)에서 로드 각(9)의 카운트를 증가시키기 위해 내부 카운터(inner counter, 52)를 포함하는 것을 특징으로 하는, 펌프 내에서 유량을 결정하기 위한 전자장치.
- 제 11 항에 있어서, 상기 아날로그 센서(20A)는 동작온도에 의존하고, 회전자(14)의 강자성체 물질의 잔류 자속유도(BR)에 비례하는 신호를 탐지하는 것을 특징으로 하는, 펌프 내에서 유량을 결정하기 위한 전자장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03425571.1 | 2003-09-04 | ||
EP03425571A EP1512949B1 (en) | 2003-09-04 | 2003-09-04 | Method and device for determining the hydraulic flow rate in a pump |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070047194A KR20070047194A (ko) | 2007-05-04 |
KR101044159B1 true KR101044159B1 (ko) | 2011-06-24 |
Family
ID=34130423
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020057015161A Expired - Fee Related KR101044159B1 (ko) | 2003-09-04 | 2004-08-30 | 펌프내에서 유량을 결정하기 위한 방법 및 장치 |
Country Status (9)
Country | Link |
---|---|
US (1) | US7454985B2 (ko) |
EP (1) | EP1512949B1 (ko) |
KR (1) | KR101044159B1 (ko) |
CN (1) | CN100408982C (ko) |
AT (1) | ATE350649T1 (ko) |
DE (1) | DE60310929T2 (ko) |
DK (1) | DK1512949T3 (ko) |
ES (1) | ES2282593T3 (ko) |
WO (1) | WO2005024240A2 (ko) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
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ATE366542T1 (de) * | 2004-05-12 | 2007-08-15 | Askoll Holding Srl | Flüssigkeitsumwälzpumpe mit einem synchronmotor, ausgestattet mit einer einrichtung zum heizen der flüssigkeit, insbesondere für waschmaschinen |
EP1615330B1 (en) | 2004-06-30 | 2010-03-24 | Askoll Holding S.r.l. | Method for controlling the load angle of a synchronous electric motor, in particular for fans |
DE102007017274A1 (de) * | 2007-04-12 | 2008-10-30 | BSH Bosch und Siemens Hausgeräte GmbH | Verfahren zur Lageerkennung eines Verschlusselements in einer Wasserweiche |
WO2012008383A1 (ja) * | 2010-07-12 | 2012-01-19 | 国立大学法人東北大学 | 磁気ポンプ |
KR101352369B1 (ko) * | 2011-12-20 | 2014-01-17 | 한국기계연구원 | 유압모터 성능 시험 자동화 시스템 |
EP3584544B1 (en) * | 2012-11-30 | 2022-06-08 | IP2IPO Innovations Limited | A device, method and system for monitoring a network of fluid-carrying conduits |
US9897474B2 (en) * | 2014-03-25 | 2018-02-20 | Greg Haber | Apparatus and method for monitoring fuel oil delivery |
US9927306B2 (en) * | 2014-03-25 | 2018-03-27 | Greg Haber | Apparatus and method for monitoring fuel oil delivery |
DE102020106645A1 (de) | 2020-03-11 | 2021-09-16 | Rational Aktiengesellschaft | Pumpeneinheit für ein Gargerät, Gargerät mit einer solchen Pumpeneinheit und Verfahren zum Betreiben der Pumpeneinheit eines solchen Gargeräts |
CN112983845B (zh) * | 2021-03-02 | 2023-01-24 | 中核核电运行管理有限公司 | 一种循环水泵正反转检测装置及方法 |
US12068641B2 (en) | 2022-06-15 | 2024-08-20 | Livewire Ev, Llc | Motor hotspot identification |
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2003
- 2003-09-04 ES ES03425571T patent/ES2282593T3/es not_active Expired - Lifetime
- 2003-09-04 AT AT03425571T patent/ATE350649T1/de not_active IP Right Cessation
- 2003-09-04 DK DK03425571T patent/DK1512949T3/da active
- 2003-09-04 DE DE60310929T patent/DE60310929T2/de not_active Expired - Lifetime
- 2003-09-04 EP EP03425571A patent/EP1512949B1/en not_active Expired - Lifetime
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2004
- 2004-08-30 WO PCT/EP2004/009668 patent/WO2005024240A2/en active Application Filing
- 2004-08-30 CN CNB2004800017596A patent/CN100408982C/zh not_active Expired - Lifetime
- 2004-08-30 US US10/539,654 patent/US7454985B2/en not_active Expired - Fee Related
- 2004-08-30 KR KR1020057015161A patent/KR101044159B1/ko not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4418721A1 (de) | 1994-05-28 | 1995-11-30 | Licentia Gmbh | Steuerungsverfahren für Laugenumwälz-Pumpen in Haushalt-Geschirrspülmaschinen |
EP0971212A1 (de) * | 1998-07-10 | 2000-01-12 | Sulzer Electronics AG | Verfahren zur Bestimmung des Druckverlustes und des Durchflusses durch eine Pumpe |
Also Published As
Publication number | Publication date |
---|---|
DK1512949T3 (da) | 2007-05-14 |
ES2282593T3 (es) | 2007-10-16 |
WO2005024240A3 (en) | 2005-06-02 |
US20060288772A1 (en) | 2006-12-28 |
ATE350649T1 (de) | 2007-01-15 |
CN100408982C (zh) | 2008-08-06 |
CN1735793A (zh) | 2006-02-15 |
KR20070047194A (ko) | 2007-05-04 |
US7454985B2 (en) | 2008-11-25 |
DE60310929D1 (de) | 2007-02-15 |
EP1512949A1 (en) | 2005-03-09 |
WO2005024240A2 (en) | 2005-03-17 |
EP1512949B1 (en) | 2007-01-03 |
DE60310929T2 (de) | 2007-10-11 |
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