WO2007006696A1 - Aimant en bloc presentant une protection contre la corrosion et utilisation dans des machines electriques - Google Patents

Aimant en bloc presentant une protection contre la corrosion et utilisation dans des machines electriques Download PDF

Info

Publication number
WO2007006696A1
WO2007006696A1 PCT/EP2006/063873 EP2006063873W WO2007006696A1 WO 2007006696 A1 WO2007006696 A1 WO 2007006696A1 EP 2006063873 W EP2006063873 W EP 2006063873W WO 2007006696 A1 WO2007006696 A1 WO 2007006696A1
Authority
WO
WIPO (PCT)
Prior art keywords
magnet
magnets
block
individual
corrosion protection
Prior art date
Application number
PCT/EP2006/063873
Other languages
German (de)
English (en)
Inventor
Bernhard Klaussner
Irene Olbrich
Joachim Risse
Hartmut Vogel
Original Assignee
Siemens Aktiengesellschaft
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 Siemens Aktiengesellschaft filed Critical Siemens Aktiengesellschaft
Publication of WO2007006696A1 publication Critical patent/WO2007006696A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0205—Magnetic circuits with PM in general
    • H01F7/0221—Mounting means for PM, supporting, coating, encapsulating PM
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
    • H01F41/026—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets protecting methods against environmental influences, e.g. oxygen, by surface treatment
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/04—Details of the magnetic circuit characterised by the material used for insulating the magnetic circuit or parts thereof
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0206—Manufacturing of magnetic cores by mechanical means
    • H01F41/0213—Manufacturing of magnetic circuits made from strip(s) or ribbon(s)
    • 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
    • H02K15/03—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets

Definitions

  • the invention relates to block magnets having a structure of A ⁇ zelmagneten.
  • Block magnets are segmented by individual magnets due to eddy current losses.
  • the partial magnets are connected to one another ei ⁇ nem block magnet.
  • the block magnet is then coated with a corrosion protection and as ⁇ used by example in a rotor of an electrical machine.
  • the disadvantage here is that the coating is damaged by the mechanical fixation of the partial magnets, so that a corrosion of the magnets begins.
  • the object of the invention is to provide a block magnet arrangement which is resistant to mechanical injury as well as having integral connections of the partial magnets.
  • FIG 1.7 Schematic representation of a block magnet 2 simplified representation of an electric machine
  • FIG. 1 shows a juxtaposition of individual magnets 1, which each have a corrosion protection layer 2 and are connected to one another by a suitable bonding process by an adhesive layer 3 and thereby form a block magnet 4.
  • block magnets 4 can be built up, e.g. in Ta- see or recesses of rotors 8 electrical machines can be used.
  • each individual magnet 1 is now protected by its own corrosion protection layer 2.
  • the corrosion protection layer can be formed by lacquer.
  • the corrosion protection layer is formed by plastic injection molding, in which the individual magnets 1 are embedded. At the edges of the embedded individual magnets 1 fastening tabs 20 can be sprayed on in a same operation, which allow a fixation of the individual magnets 1 to each other to a block magnet 4 and / or attachment to a rotor 8.
  • FIG. 7 shows, by way of example, two individual magnets 1, such as the fastening plates. see 20 can be arranged. You can be rigid or movable 1, for example, connected via a not-shown film hinge with the single magnet 1. The fixation of the individual magnets 1 and the block magnet 4 is done via known attachment techniques.
  • the block magnet 4 can be used as a buried magnet or as a surface magnet in a corresponding rotor 8.
  • FIG. 2 shows a schematic representation of an electrical machine with a stator 9 and a rotor 8, which is located in a housing 7, which is bounded by the bearing plates 14. At the end faces of the stator 9 winding heads 11 protrude axially.
  • a shaft 5 is sitioned by bearing 6 in the bearing plate 14 po ⁇ .
  • the rotor 8 is shown with its laminated core, which is shrunk onto a shaft 5.
  • different block magnets 4 are arranged according to in the circumferential direction of the rotor. If the block magnets 4 are not arranged on the outer circumference of the rotor 8, they are located in axially extending recesses 15 which are both flat and curved or arranged obliquely.
  • block magnets 4 gen 8 anlie ⁇ on the outer periphery of the rotor, a bandage and / or an adhesive bond is provided for fixing the block magnets 4 on the surface.
  • these surface magnets are held solely by the individual magnets is 1 ⁇ cast attachment lugs 20 on the rotor. 8 A use of bandages or adhesive to fix the block magnets 4 is no longer necessary.
  • the individual magnets 1 in this case have the known Magne ⁇ thnesraumen on, such as axial, axially sektorenför- mig diametrically radially etc.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)

Abstract

La présente invention concerne un aimant en bloc permettant d'éviter la corrosion d'aimants en bloc (4). Cet aimant est constitué d'aimants individuels (1) qui présentent chacun une protection contre la corrosion et qui, collés, forment ledit aimant en bloc (4). Les aimants en bloc (4) selon cette invention peuvent notamment être utilisés dans des machines électriques.
PCT/EP2006/063873 2005-07-13 2006-07-04 Aimant en bloc presentant une protection contre la corrosion et utilisation dans des machines electriques WO2007006696A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102005032721.4 2005-07-13
DE200510032721 DE102005032721B4 (de) 2005-07-13 2005-07-13 Blockmagnet mit Korrosionsschutz und Anwendung bei elektrischen Maschinen

Publications (1)

Publication Number Publication Date
WO2007006696A1 true WO2007006696A1 (fr) 2007-01-18

Family

ID=37057274

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2006/063873 WO2007006696A1 (fr) 2005-07-13 2006-07-04 Aimant en bloc presentant une protection contre la corrosion et utilisation dans des machines electriques

Country Status (2)

Country Link
DE (1) DE102005032721B4 (fr)
WO (1) WO2007006696A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EA009858B1 (ru) * 2007-05-31 2008-04-28 Открытое Акционерное Общество "Инжиниринговая Нефтегазовая Компания - Всероссийский Научно-Исследовательский Институт По Строительству И Эксплуатации Трубопроводов, Объектов Тэк" Магнитный блок
EA014728B1 (ru) * 2010-03-25 2011-02-28 Открытое Акционерное Общество "Нпо "Русский Электропривод" Магнитный модуль
US20140145524A1 (en) * 2012-11-28 2014-05-29 Hitachi Koki Co., Ltd. Electric power tool
JP2017163734A (ja) * 2016-03-10 2017-09-14 本田技研工業株式会社 回転電機のロータの製造方法及び回転電機のロータ

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2048390A3 (fr) * 2007-10-12 2009-08-05 General Electric Company Empilage de tôles revêtues, palier magnétiique avec empilage de tôles et procédé d'assemblage d'empilage de tôles
DE102009031371B4 (de) 2009-07-01 2011-05-26 Siemens Aktiengesellschaft Läufer und Verfahren zur Herstellung eines Läufers einer elektrischen Maschine
DE102009027916A1 (de) 2009-07-22 2011-01-27 Zf Friedrichshafen Ag Magnetpol und Magnetpolanordnung
DE102013200476A1 (de) * 2013-01-15 2014-02-27 Siemens Aktiengesellschaft Permanenterregte Synchronmaschine mit einem Rotor mit Permanentmagneten und Verfahren zur Herstellung derartiger Maschinen bzw. Rotoren
DE102014113109A1 (de) * 2014-09-11 2016-03-17 Pfeiffer Vacuum Gmbh Vakuumpumpe
CN109412290A (zh) * 2017-08-15 2019-03-01 大银微系统股份有限公司 永磁马达

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56104413A (en) * 1980-01-23 1981-08-20 Setsuo Kuroki Waterproof magnetic member
DE3902480A1 (de) * 1988-01-29 1989-09-07 Kollmorgen Corp Neodym-bor-eisen-magnetfeldbauteil und verfahren zu dessen herstellung
US5684352A (en) * 1995-03-24 1997-11-04 Hitachi Metals, Ltd. Permanent magnet field-type rotating machine
EP1014542A2 (fr) * 1998-12-25 2000-06-28 Matsushita Electric Industrial Co., Ltd. Moteur comportant des aimants fendus insérés dans le rotor
WO2002103882A1 (fr) * 2001-06-14 2002-12-27 Abb Oy Element a aimant permanent et machine electrique
DE10349442A1 (de) * 2003-10-23 2005-05-25 Robert Bosch Gmbh Elektrische Maschine mit Permanentmagnetrotor und Verfahren zu dessen Herstellung

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH210282A (de) * 1938-05-12 1940-06-30 Telefunken Gmbh Dauermagnetsystem.
DE4323656A1 (de) * 1993-07-15 1995-01-19 Vacuumschmelze Gmbh Verfahren zum Verkleben von Dauermagnetwerkstoffen
WO2001095460A1 (fr) * 2000-06-09 2001-12-13 Sumitomo Special Metals Co., Ltd. Corps magnetique integre et moteur en etant dote

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56104413A (en) * 1980-01-23 1981-08-20 Setsuo Kuroki Waterproof magnetic member
DE3902480A1 (de) * 1988-01-29 1989-09-07 Kollmorgen Corp Neodym-bor-eisen-magnetfeldbauteil und verfahren zu dessen herstellung
US5684352A (en) * 1995-03-24 1997-11-04 Hitachi Metals, Ltd. Permanent magnet field-type rotating machine
EP1014542A2 (fr) * 1998-12-25 2000-06-28 Matsushita Electric Industrial Co., Ltd. Moteur comportant des aimants fendus insérés dans le rotor
WO2002103882A1 (fr) * 2001-06-14 2002-12-27 Abb Oy Element a aimant permanent et machine electrique
DE10349442A1 (de) * 2003-10-23 2005-05-25 Robert Bosch Gmbh Elektrische Maschine mit Permanentmagnetrotor und Verfahren zu dessen Herstellung

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EA009858B1 (ru) * 2007-05-31 2008-04-28 Открытое Акционерное Общество "Инжиниринговая Нефтегазовая Компания - Всероссийский Научно-Исследовательский Институт По Строительству И Эксплуатации Трубопроводов, Объектов Тэк" Магнитный блок
EA014728B1 (ru) * 2010-03-25 2011-02-28 Открытое Акционерное Общество "Нпо "Русский Электропривод" Магнитный модуль
WO2011116778A1 (fr) * 2010-03-25 2011-09-29 Открытое Акционерное Общество "Научно-Производственное Объединение "Русский Электропривод" Module magnétique
US20140145524A1 (en) * 2012-11-28 2014-05-29 Hitachi Koki Co., Ltd. Electric power tool
JP2017163734A (ja) * 2016-03-10 2017-09-14 本田技研工業株式会社 回転電機のロータの製造方法及び回転電機のロータ

Also Published As

Publication number Publication date
DE102005032721A1 (de) 2007-01-18
DE102005032721B4 (de) 2007-06-06

Similar Documents

Publication Publication Date Title
WO2007006696A1 (fr) Aimant en bloc presentant une protection contre la corrosion et utilisation dans des machines electriques
EP3089328B1 (fr) Rotor d'une machine électrique
EP2696469B1 (fr) Rotor pour une machine synchrone à excitation permanente
EP2709238B1 (fr) Machine synchrone à excitation permanente dotée d'aimants en ferrite
EP2409379B1 (fr) Machine électrique
EP1495527A1 (fr) Machine electrique, notamment moteur excite par aimant permanent
WO2011039143A2 (fr) Rotor
DE102009038888A1 (de) Rotor einer rotierenden elektrischen Maschine und Verfahren zu dessen Herstellung
DE102013107269A1 (de) Motor des Permanent-Magnet-Typs und Verfahren zum Herstellen eines Motors des Permanent-Magnet-Typs
DE10318636A1 (de) Fahrzeug-Wechselstromlichtmaschine und Rotor dafür
DE112020000959T5 (de) Drehende elektrische Maschine, deren Stator und Herstellungsverfahren einer drehenden elektrischen Maschine
EP1166423B1 (fr) Rotor multipolaire a aimants permanents pour machine tournante electrique et procede de fabrication associe
EP0482226A1 (fr) Moteur et/ou générateur fonctionnant selon le principe de la réluctance
DE102004020307B4 (de) Magnetzündergenerator
DE102010009486B4 (de) Doppelscheiben-Magnetgenerator mit Rechteckkurvenform der Ausgangsspannung
DE102008055893A1 (de) Rotor für eine schnell drehende permanenterregte elektrische Maschine und Verfahren zur Herstellung eines solchen Rotors
EP2999089B1 (fr) Rotor à réluctance
DE102018111906A1 (de) Rotor oder Stator mit segmentierten Funktionsblechpaketen, Elektromaschine und Verfahren zum Herstellen eines Rotors oder Stators
EP3352337A1 (fr) Rotor d'une machine tournante électrique à excitation permanente et procédé de production d'un tel rotor
DE202011050402U1 (de) Ventilinduktormotor
DE102023107495A1 (de) Rotor für eine Axialflussmaschine sowie Verfahren zum Herstellen eines Rotors
DE102010063323A1 (de) Verfahren zur Herstellung einer Maschinenkomponente für eine elektrische Maschine sowie eine Maschinenkomponente
DE102016101437A1 (de) Rotor für einen Elektromotor eines elektrischen Verdichters
DE102019111925A1 (de) Klebemittel für Magnete eines Rotors, Rotor für einen permanenterregten Elektromotor und Verfahren zur Herstellung eines Rotors für einen permanenterregten Elektromotor
DE102015219689A1 (de) Magnet-Reluktanzrotor

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application
NENP Non-entry into the national phase

Ref country code: DE

WWW Wipo information: withdrawn in national office

Country of ref document: DE

122 Ep: pct application non-entry in european phase

Ref document number: 06792481

Country of ref document: EP

Kind code of ref document: A1

DPE2 Request for preliminary examination filed before expiration of 19th month from priority date (pct application filed from 20040101)