[go: up one dir, main page]

IT1401625B1 - Generatore a magneti permanenti con effetto cogging ridotto e relativo magnete. - Google Patents

Generatore a magneti permanenti con effetto cogging ridotto e relativo magnete.

Info

Publication number
IT1401625B1
IT1401625B1 ITVI2010A000220A ITVI20100220A IT1401625B1 IT 1401625 B1 IT1401625 B1 IT 1401625B1 IT VI2010A000220 A ITVI2010A000220 A IT VI2010A000220A IT VI20100220 A ITVI20100220 A IT VI20100220A IT 1401625 B1 IT1401625 B1 IT 1401625B1
Authority
IT
Italy
Prior art keywords
magnet
permanent magnet
cogging effect
reduced cogging
generator
Prior art date
Application number
ITVI2010A000220A
Other languages
English (en)
Inventor
Francesco Battistella
Original Assignee
Nuova Saccardo Motori S R L
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 Nuova Saccardo Motori S R L filed Critical Nuova Saccardo Motori S R L
Priority to ITVI2010A000220A priority Critical patent/IT1401625B1/it
Priority to PCT/IB2011/001814 priority patent/WO2012017303A2/en
Priority to EP11754917.0A priority patent/EP2601729A2/en
Publication of ITVI20100220A1 publication Critical patent/ITVI20100220A1/it
Application granted granted Critical
Publication of IT1401625B1 publication Critical patent/IT1401625B1/it

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K1/00Details of the magnetic circuit
    • H02K1/06Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22Rotating parts of the magnetic circuit
    • H02K1/27Rotor cores with permanent magnets
    • H02K1/2786Outer rotors
    • H02K1/2787Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/2789Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2791Surface mounted magnets; Inset magnets
    • H02K1/27915Magnets shaped to vary the mechanical air gap between the magnets and the stator
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23BPRESERVATION OF FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES; CHEMICAL RIPENING OF FRUIT OR VEGETABLES
    • A23B11/00Preservation of milk or dairy products
    • A23B11/10Preservation of milk or milk preparations
    • A23B11/18Preservation of milk or milk preparations by addition of preservatives
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23BPRESERVATION OF FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES; CHEMICAL RIPENING OF FRUIT OR VEGETABLES
    • A23B11/00Preservation of milk or dairy products
    • A23B11/30Preservation of cream or cream preparations
    • A23B11/35Preservation of cream or cream preparations by addition of preservatives
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23BPRESERVATION OF FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES; CHEMICAL RIPENING OF FRUIT OR VEGETABLES
    • A23B11/00Preservation of milk or dairy products
    • A23B11/40Preservation of butter or butter preparations
    • A23B11/45Preservation of butter or butter preparations by addition of preservatives
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23CDAIRY PRODUCTS, e.g. MILK, BUTTER OR CHEESE; MILK OR CHEESE SUBSTITUTES; MAKING OR TREATMENT THEREOF
    • A23C21/00Whey; Whey preparations
    • A23C21/08Whey; Whey preparations containing other organic additives, e.g. vegetable or animal products
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23VINDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2002/00Food compositions, function of food ingredients or processes for food or foodstuffs
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K2201/00Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
    • H02K2201/06Magnetic cores, or permanent magnets characterised by their skew
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K29/00Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
    • H02K29/03Motors 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
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K7/00Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/18Structural association of electric generators with mechanical driving motors, e.g. with turbines
    • H02K7/1807Rotary generators
    • H02K7/1823Rotary generators structurally associated with turbines or similar engines
    • H02K7/183Rotary generators structurally associated with turbines or similar engines wherein the turbine is a wind turbine
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K7/00Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/18Structural association of electric generators with mechanical driving motors, e.g. with turbines
    • H02K7/1807Rotary generators
    • H02K7/1823Rotary generators structurally associated with turbines or similar engines
    • H02K7/183Rotary generators structurally associated with turbines or similar engines wherein the turbine is a wind turbine
    • H02K7/1838Generators mounted in a nacelle or similar structure of a horizontal axis wind turbine
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Chemical & Material Sciences (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Wood Science & Technology (AREA)
  • Power Engineering (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
ITVI2010A000220A 2010-08-04 2010-08-04 Generatore a magneti permanenti con effetto cogging ridotto e relativo magnete. IT1401625B1 (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
ITVI2010A000220A IT1401625B1 (it) 2010-08-04 2010-08-04 Generatore a magneti permanenti con effetto cogging ridotto e relativo magnete.
PCT/IB2011/001814 WO2012017303A2 (en) 2010-08-04 2011-08-04 Permanent magnet generator with reduced cogging effect and related magnets
EP11754917.0A EP2601729A2 (en) 2010-08-04 2011-08-04 Permanent magnets for a generator with reduced cogging

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITVI2010A000220A IT1401625B1 (it) 2010-08-04 2010-08-04 Generatore a magneti permanenti con effetto cogging ridotto e relativo magnete.

Publications (2)

Publication Number Publication Date
ITVI20100220A1 ITVI20100220A1 (it) 2012-02-05
IT1401625B1 true IT1401625B1 (it) 2013-07-26

Family

ID=43417077

Family Applications (1)

Application Number Title Priority Date Filing Date
ITVI2010A000220A IT1401625B1 (it) 2010-08-04 2010-08-04 Generatore a magneti permanenti con effetto cogging ridotto e relativo magnete.

Country Status (3)

Country Link
EP (1) EP2601729A2 (it)
IT (1) IT1401625B1 (it)
WO (1) WO2012017303A2 (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015061464A (ja) * 2013-09-20 2015-03-30 株式会社東芝 永久磁石回転電機、および、風力発電システム
CN104617689B (zh) 2015-01-30 2017-07-07 新疆金风科技股份有限公司 风力发电机及其定子铁心以及定子的铁心模块
US10724502B2 (en) 2018-05-22 2020-07-28 Creating Moore, Llc Vertical axis wind turbine apparatus and system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040070300A1 (en) * 2002-10-10 2004-04-15 Fu Zhenxing (Zack) Low torque ripple surface mounted magnet synchronous motors for electric power assisted steering
JP3996919B2 (ja) * 2004-08-20 2007-10-24 信越化学工業株式会社 永久磁石モータ
JP4781706B2 (ja) * 2005-04-15 2011-09-28 三菱電機株式会社 永久磁石式回転電機及びその回転子の製造方法
US8134267B2 (en) * 2008-03-06 2012-03-13 Lg Electronics Inc. Motor including a rotor and a stator, and washing machine using the same
WO2010051691A1 (zh) * 2008-11-05 2010-05-14 鹤山市鹤龙机电有限公司 一种小型直驱永磁同步风力发电机及其小型风力发电系统

Also Published As

Publication number Publication date
WO2012017303A2 (en) 2012-02-09
ITVI20100220A1 (it) 2012-02-05
WO2012017303A3 (en) 2012-06-14
EP2601729A2 (en) 2013-06-12

Similar Documents

Publication Publication Date Title
DK2369719T3 (da) Rotor og permanentmagnet-rotationsmaskine
FI20090115A0 (fi) Kestomagnetoitu sähkökone ja kestomagneetti sähkökonetta varten
IL221149B (en) Modular pocket system with inductive power and data
GB2492666B (en) At-bit magnetic ranging and surveying
FR2998147B1 (fr) Compact avec fermeture par aimant a champ magnetique concentre
EP2649705A4 (en) Permanent magnet motor with field weakening
EP2563996A4 (en) KEY AND CASTLE ARRANGEMENTS
NO331965B2 (no) Elektrisk permanentmagnetmotor
EP2535307A4 (en) PERMANENT MAGNET LIFT
EP2571142A4 (en) ROTOR INTEGRATED WITH PERMANENT MAGNET
EP2601732A4 (en) MACHINE WITH A DIVIDED PERMANENT MAGNET
EP2503568A4 (en) PERMANENT MAGNET AND METHOD FOR PRODUCING A PERMANENT MAGNET
EP2503570A4 (en) PERMANENT MAGNET AND METHOD FOR PRODUCING A PERMANENT MAGNET
EP2533403A4 (en) TURNING MACHINE WITH PERMANENT MAGNET
EP2506274A4 (en) PERMANENT MAGNET AND METHOD FOR PRODUCING THE SAME
PL2715747T3 (pl) Materiał magnetyczny typu magnetoołowianu bazujący na ferrycie i pochodzący od niego trwały magnes typu segmentowego
EP2503562A4 (en) PERMANENT MAGNET AND METHOD FOR PRODUCING THE SAME
EP2503566A4 (en) PERMANENT MAGNET AND METHOD FOR PRODUCING THE SAME
EP2503561A4 (en) PERMANENT MAGNET AND METHOD FOR PRODUCING A PERMANENT MAGNET
DK2850860T3 (da) Sikring af en energimåler mod uautoriseret adgang
ITMI20121694A1 (it) Serratura e chiave
FR3009140B1 (fr) Rotor a aimants permanents
IT1401625B1 (it) Generatore a magneti permanenti con effetto cogging ridotto e relativo magnete.
EP2589411A4 (en) STRUCTURED MAGNET
EP2503565A4 (en) PERMANENT MAGNET AND METHOD FOR PRODUCING THE SAME