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
Links
Classifications
-
- 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
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2786—Outer rotors
- H02K1/2787—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/2789—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2791—Surface mounted magnets; Inset magnets
- H02K1/27915—Magnets shaped to vary the mechanical air gap between the magnets and the stator
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23B—PRESERVATION OF FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES; CHEMICAL RIPENING OF FRUIT OR VEGETABLES
- A23B11/00—Preservation of milk or dairy products
- A23B11/10—Preservation of milk or milk preparations
- A23B11/18—Preservation of milk or milk preparations by addition of preservatives
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23B—PRESERVATION OF FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES; CHEMICAL RIPENING OF FRUIT OR VEGETABLES
- A23B11/00—Preservation of milk or dairy products
- A23B11/30—Preservation of cream or cream preparations
- A23B11/35—Preservation of cream or cream preparations by addition of preservatives
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23B—PRESERVATION OF FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES; CHEMICAL RIPENING OF FRUIT OR VEGETABLES
- A23B11/00—Preservation of milk or dairy products
- A23B11/40—Preservation of butter or butter preparations
- A23B11/45—Preservation of butter or butter preparations by addition of preservatives
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23C—DAIRY PRODUCTS, e.g. MILK, BUTTER OR CHEESE; MILK OR CHEESE SUBSTITUTES; MAKING OR TREATMENT THEREOF
- A23C21/00—Whey; Whey preparations
- A23C21/08—Whey; Whey preparations containing other organic additives, e.g. vegetable or animal products
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
- A23V2002/00—Food compositions, function of food ingredients or processes for food or foodstuffs
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
- H02K2201/06—Magnetic cores, or permanent magnets characterised by their skew
-
- 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
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1823—Rotary generators structurally associated with turbines or similar engines
- H02K7/183—Rotary generators structurally associated with turbines or similar engines wherein the turbine is a wind turbine
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1823—Rotary generators structurally associated with turbines or similar engines
- H02K7/183—Rotary generators structurally associated with turbines or similar engines wherein the turbine is a wind turbine
- H02K7/1838—Generators mounted in a nacelle or similar structure of a horizontal axis wind turbine
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind 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)
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)
| 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)
| 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 |
-
2010
- 2010-08-04 IT ITVI2010A000220A patent/IT1401625B1/it active
-
2011
- 2011-08-04 EP EP11754917.0A patent/EP2601729A2/en not_active Withdrawn
- 2011-08-04 WO PCT/IB2011/001814 patent/WO2012017303A2/en not_active Ceased
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 |
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