HK1112328A1 - Reduction of harmonics in an electric motor - Google Patents

Reduction of harmonics in an electric motor

Info

Publication number
HK1112328A1
HK1112328A1 HK08107380.5A HK08107380A HK1112328A1 HK 1112328 A1 HK1112328 A1 HK 1112328A1 HK 08107380 A HK08107380 A HK 08107380A HK 1112328 A1 HK1112328 A1 HK 1112328A1
Authority
HK
Hong Kong
Prior art keywords
harmonics
reduction
electric motor
motor
electric
Prior art date
Application number
HK08107380.5A
Other languages
English (en)
Inventor
Asmo Tenhunen
Original Assignee
Kone Corp
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 Kone Corp filed Critical Kone Corp
Publication of HK1112328A1 publication Critical patent/HK1112328A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
    • H02K29/03—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with a magnetic circuit specially adapted for avoiding torque ripples or self-starting problems
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12—Stationary parts of the magnetic circuit
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/14—Stator cores with salient poles
    • H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/16—Stator cores with slots for windings
    • H02K1/165—Shape, form or location of the slots
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49009—Dynamoelectric machine

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Manufacture Of Motors, Generators (AREA)
HK08107380.5A 2004-12-13 2008-07-04 Reduction of harmonics in an electric motor HK1112328A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20041597A FI118448B (fi) 2004-12-13 2004-12-13 Yliaaltojen pienentäminen sähkömoottorissa
PCT/FI2005/050459 WO2006064089A1 (en) 2004-12-13 2005-12-12 Reduction of harmonics in an electric motor

Publications (1)

Publication Number Publication Date
HK1112328A1 true HK1112328A1 (en) 2008-08-29

Family

ID=33547967

Family Applications (1)

Application Number Title Priority Date Filing Date
HK08107380.5A HK1112328A1 (en) 2004-12-13 2008-07-04 Reduction of harmonics in an electric motor

Country Status (9)

Country Link
US (1) US7675213B2 (xx)
EP (1) EP1836759B1 (xx)
JP (1) JP5179193B2 (xx)
KR (1) KR101233110B1 (xx)
CN (1) CN101116233B (xx)
ES (1) ES2626566T3 (xx)
FI (1) FI118448B (xx)
HK (1) HK1112328A1 (xx)
WO (1) WO2006064089A1 (xx)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101771299B (zh) * 2009-12-26 2012-07-04 中国矿业大学 一种转子导体非均匀分布的永磁同步电机的转子结构
TWI465006B (zh) * 2011-12-02 2014-12-11 Ind Tech Res Inst 軸向磁通電機定子組結構
CN202856488U (zh) 2012-08-03 2013-04-03 埃塞克科技有限公司 横向磁通发电机
US9559558B2 (en) 2012-09-24 2017-01-31 Eocycle Technologies Inc. Modular transverse flux electrical machine assembly
CA2829812A1 (en) 2012-10-17 2014-04-17 Eocycle Technologies Inc. Transverse flux electrical machine rotor
EP2728713A1 (en) * 2012-10-31 2014-05-07 Openhydro IP Limited An electrical machine
EP2728712A1 (en) * 2012-10-31 2014-05-07 Openhydro IP Limited A power generator for a hydro turbine
US11139707B2 (en) 2015-08-11 2021-10-05 Genesis Robotics And Motion Technologies Canada, Ulc Axial gap electric machine with permanent magnets arranged between posts
EP3335299A4 (en) 2015-08-11 2019-06-12 Genesis Robotics and Motion Technologies Canada, ULC ELECTRICAL MACHINE
US11043885B2 (en) 2016-07-15 2021-06-22 Genesis Robotics And Motion Technologies Canada, Ulc Rotary actuator
EP3785356A1 (en) * 2018-08-28 2021-03-03 Boston Scientific Scimed Inc. Axial flux motor for percutaneous circulatory support device
DE102019203883A1 (de) * 2019-03-21 2020-09-24 Robert Bosch Gmbh Ringförmiger Stator und Verfahren zu seiner Herstellung
US11870305B2 (en) 2021-03-22 2024-01-09 Rolls-Royce Singapore Pte. Ltd. System and method for reduced rotor losses
US11735965B2 (en) 2021-03-22 2023-08-22 Rolls-Royce Plc Rotor assembly

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GB688696A (en) * 1950-03-15 1953-03-11 British Thomson Houston Co Ltd Improvements in heteropolar inductor alternators
GB887047A (en) * 1958-11-18 1962-01-17 Friedrich Tellert Improvements in or relating to dynamo electric machines
DE2337905A1 (de) * 1973-07-26 1975-02-13 Gerhard Berger Fabrikation Ele Selbstanlaufender synchronmotor mit dauermagnetlaeufer
JPS54134309A (en) * 1978-04-10 1979-10-18 Nippon Soken Ac power generator for vehicles
SU955368A1 (ru) * 1981-01-08 1982-08-30 Ленинградское Электромашиностроительное Объединение "Электросила" Им.С.М.Кирова Статор синхронной электрической машины
JPS58116031A (ja) * 1981-12-28 1983-07-11 Toshiba Corp 回転電機の鉄心
US4516048A (en) * 1983-09-29 1985-05-07 The Superior Electric Company Stator with nonuniformly spaced teeth for rotating electromagnetic device
US4692646A (en) 1984-08-01 1987-09-08 Matsushita Electric Industrial Co., Ltd. Rotating electric motor with reduced cogging torque
US4847526A (en) * 1985-07-11 1989-07-11 Nippon Ferrofluidics Corporation Variant-pole electric motor
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SE455247B (sv) 1987-07-08 1988-06-27 Assar Nordebo Trefasgenerator med lindningsfri rotor
US5107159A (en) * 1989-09-01 1992-04-21 Applied Motion Products, Inc. Brushless DC motor assembly with asymmetrical poles
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JPH02276448A (ja) * 1990-03-23 1990-11-13 Matsushita Electric Ind Co Ltd 電動機
JP3278770B2 (ja) * 1992-07-31 2002-04-30 ミネベア株式会社 多相ハイブリッド型ステッピングモータ
US5394321A (en) 1992-09-02 1995-02-28 Electric Power Research Institute, Inc. Quasi square-wave back-EMF permanent magnet AC machines with five or more phases
JP3182493B2 (ja) * 1994-12-27 2001-07-03 多摩川精機株式会社 バリアブルリラクタンス型角度検出器
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JP2004336966A (ja) * 2003-05-12 2004-11-25 Mitsubishi Electric Corp 回転電機

Also Published As

Publication number Publication date
EP1836759B1 (en) 2017-03-29
ES2626566T3 (es) 2017-07-25
FI20041597A (fi) 2006-06-14
US20070241634A1 (en) 2007-10-18
KR101233110B1 (ko) 2013-02-14
KR20070086071A (ko) 2007-08-27
FI20041597A0 (fi) 2004-12-13
US7675213B2 (en) 2010-03-09
EP1836759A1 (en) 2007-09-26
WO2006064089A1 (en) 2006-06-22
FI118448B (fi) 2007-11-15
EP1836759A4 (en) 2012-03-21
CN101116233A (zh) 2008-01-30
JP5179193B2 (ja) 2013-04-10
JP2008523782A (ja) 2008-07-03
CN101116233B (zh) 2010-09-08

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20211212