EP2754231A2 - Dispositif magnétique à mouvement polygonal du translateur - Google Patents

Dispositif magnétique à mouvement polygonal du translateur

Info

Publication number
EP2754231A2
EP2754231A2 EP12769336.4A EP12769336A EP2754231A2 EP 2754231 A2 EP2754231 A2 EP 2754231A2 EP 12769336 A EP12769336 A EP 12769336A EP 2754231 A2 EP2754231 A2 EP 2754231A2
Authority
EP
European Patent Office
Prior art keywords
translator
stator
distance
magnetic
magnetic device
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP12769336.4A
Other languages
German (de)
English (en)
Inventor
Jérémy HEIN
Martin MARSCHNER VON HELMREICH
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SEH Ltd
Original Assignee
Individual
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
Priority claimed from ATA1260/2011A external-priority patent/AT510941B1/de
Application filed by Individual filed Critical Individual
Publication of EP2754231A2 publication Critical patent/EP2754231A2/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
    • H02K33/16—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with polarised armatures moving in alternate directions by reversal or energisation of a single coil system
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/14—Pivoting armatures
    • 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
    • H02K2201/03—Machines characterised by aspects of the air-gap between rotor and stator
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
    • H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
    • H02K2213/09—Machines characterised by the presence of elements which are subject to variation, e.g. adjustable bearings, reconfigurable windings, variable pitch ventilators

Definitions

  • the magnetic device according to the invention may comprise a control device for controlling a distance r> 0 (in words: r greater than zero) of the translator to the stator during operation of the magnetic device with respect to the force state resulting between stator and translator.
  • the magnetic device according to the invention can be characterized in that the translator and the stator has a distance r even when not in use, so that they do not act as a magnet, thus not as individual magnets.
  • the magnetic device can have a locking device, by means of which a movement of the translator relative to the stator can be prevented when the magnetic device is not in use.
  • the distance r can be further set by the control device depending on the temporary properties of the magnets.
  • the temporary properties of the magnets can be changed on the one hand by external influences such as heat load, on the other hand controlled by other control devices.
  • the field strength of a magnetic field and the orientation of the magnet can be controlled by methods of the prior art.
  • the choice of materials and the combination of materials have an influence on the properties of a magnet.
  • the control device included in the magnetic device of the present invention can control the distance r with respect to the above-mentioned influences and characteristics of the magnets of the at least one stator or the at least one translator.
  • the distance r in particular a minimum distance r, can be set by the control device with reference to the force state that arises between a stator and the translator, such that a force acting on the translator effective resultant force state at a position X t of the translator is a maximum, wherein for the forces acting on the translator forces state the following relationship applies
  • volumetric magnetic susceptibility is defined by the following relationship
  • volumetric magnetic susceptibility of the material is the relative magnetic permeability of the material, is the absolute magnetic permeability of the material,
  • the magnetic dipole moment is oriented from the south pole to the north pole.
  • an embodiment of the magnetic drive according to the invention comprising three electromagnets aligned on one axis is considered, wherein the first and the second electromagnet are immovably mounted and are thus referred to below as stators.
  • the stators are arranged on an axis and spaced apart by a distance d.
  • the stators are sufficiently characterized in view of this disclosure by the following parameters. as the number of windings on the coil of the stator,
  • the third magnet is movably arranged relative to the two stators.
  • the third magnet is called in the following translator and is sufficiently determined by the following parameters: as the number of windings on the spool of the translator, as the length of the translator in meters (m),
  • the stators are powered by a DC source electrically connected, which results in that the absolute value of the magnitude of the magnetic poles are equal, but the induced induction fields are directed in opposite directions.
  • the resulting force state is calculated, which results in a poling of the stators and the translator according to the illustrations in FIG. 1 established.
  • the polarity of the translator shown in Figure 1 is also referred to as a "negative" polarization of the translator, ie, that the magnetic dipole moment m t is oriented in the direction.
  • the resulting force state can be calculated by the following summation of the eight interactions between the magnetic poles.
  • the resulting force state on the translator is the vectorial sum of all interactions:
  • the resulting force state is calculated, which adjusts in a polarity of the stators and the translator as shown in Figure 2.
  • the polarity of the translator shown in Figure 2 is also referred to as a "positive" polarization of the translator, that is, that the magnetic dipole moment m t is oriented in the direction e ox .
  • Stator # 2 is so polarized that
  • Equation (3.6) Equation (3.6) becomes:
  • Magnetic pole strengths are calculated using equations (4.4a) for the first stator, (4.4b) for the second stator, and (4.4c) for the translator.
  • the calculation of the magnetic pole strengths involves the calculation of the total magnetic induction field at the poles. This is done using equations (4.2a) and (4.2b).
  • Equation (4.5) is a function of the position of the translator between the stators.
  • the resultant force state acting on the translator is composed of the repulsive force acting between the first stator and the translator and the attractive force acting between the second stator and the translator.
  • the translator may be rotatable relative to the stator about a point of rotation.
  • the control device may comprise a device for a fixed stator mounting of the stator and / or a device for a stationary translator bearing of the translator with respect to the distance of the translator to the stator.
  • a magnetic device comprising translators and stators mounted immovably to one another comprises a control device for controlling the force state acting between the stators and translators.
  • the control of the force state may include control of the interaction between the individual stators and translators.
  • the stator may have a constant distance to the Tanslatorschulsbahn having a distance by which the distance of the distance of the translator is defined to the stator.
  • the stator may further include a shape having a variable distance from the translator path, by which distance the distance of the translator from the stator is defined.
  • the distance between the stator and the translator can be defined by the shape of the translator and the stator relative to one another.
  • the above combination does not exclude that the distance r is defined solely by the shape of the stator and translator. For example, if the stator and translator have mutually conformational shapes when the stator and translator are arranged in parallel, the distance between the translator and the stator is constant.
  • the distance between the translator and the stator can not be constant, ie. be variable with the course of the Translatorzisbahn.
  • the distance of the translator from the stator can not be constant, i. be variable with the course of the Translatorzisbahn.
  • the arrangement of the point of rotation and the geometrical Stator scholarsembls and the geometric Translator scholarsembls may be particularly advantageous in a circular Translatorrisonsbahn and a rotational movement of the translator relative to the stator because of a compactness of the magnetic device according to the invention.
  • the stators or the translators may be designed as electromagnets, wherein the field strength of the electromagnet can be controlled by means of the control device.
  • the invention disclosed herein does not exclude that both the stators and the translators may be formed as electron magnets.
  • the control device of the magnetic device according to the invention may comprise a means for controlling the electromagnets.
  • the further approach is based on the fact that the field strength of the stators and / or the translators by means of the control device as a function of the distance of the Translators is defined to the stator, so that the magnetic device has a special efficiency.
  • the field strength of the stators and / or the translators may further be controlled with respect to a temporary position of the translator relative to the stator, in particular to the temporary distance r.
  • Figure 1 shows a view in the direction of the axis of rotation of the translator of an embodiment of the magnetic device according to the invention.
  • FIG. 2 and FIG. 3 each show a view in the direction of the axis of rotation of the translator of a further embodiment of the magnetic device according to the invention.
  • Figure 4 show in principle exemplary embodiments of the Translatorzisbahn and the stator with a variable over the course of the Translatorzisbahn distance r.
  • FIG. 7 shows, in principle, exemplary embodiments of the translator movement path and of the stator with a spacing r which remains constant over the course of the translator movement path.
  • FIG. 1 shows an embodiment of the magnetic device according to the invention comprising two stators 1 and two translators 2.
  • the translators 2 are connected to each other by a rotary element 9.
  • the rotation element is rotatably mounted at a rotation point 3.
  • the translators 2, have the shape of circular ring segments.
  • the geometric translator center point 8 is at the rotation point 3.
  • the magnetic device according to the invention When using the magnetic device according to the invention as a drive is a movement of the translators 2 about the rotation point 3 according to the activatable between the translators 2 and the stators 1 attraction forces and Repulsive forces accomplished.
  • the forces of attraction and repulsion essentially define the force state acting between the stators 1 and translators 2, the magnitude of the forces of attraction and repulsion forces being defined by the adjustable distance r.
  • the translators 2 for example, as permanent magnets, the stators 1 designed as electromagnets.
  • the translator bearing 4 is a part of the control device, by means of which control device, a control of a distance r> 0 (in words: r greater than zero) of the translator 2 to the stator 1 during operation of the magnetic device with respect to the resulting between stator 1 and translator 2 force state betechnikstelligbar, wherein the translator 2 in the Translator Gaysplatz 6 along a circular translator movement path 5 is movable relative to the stator 1.
  • FIG. 2 shows a further embodiment, which is constructed similarly to the embodiment shown in FIG.
  • the translators 2 are non-displaceable and thus mounted non-displaceably on the rotary element 9.
  • the force state acting between the stators 1 and the translators 2 is defined by the field strength of the stators 1 designed as electromagnets, also in comparison to the field strength of the translators 2 designed as permanent magnets.
  • the magnetic device according to the invention comprises a control device for controlling the field strength of the stators 1 with reference to the distance r> 0 of the translator 2 to the stator 1 during operation of the magnetic device, the translator 2 in the Translator Gaysraum 6 along a circular translator movement path 5 is movable.
  • the distance r may be variable due to material changes in the course of use of the device according to the invention, so that it can be ensured by controlling the field strength of the stator 1 and / or translator 2 that the device according to the invention is always operated under optimal conditions.
  • Figure 3 shows a further embodiment of the magnetic device according to the invention, which in turn is similar in terms of the construction and the shape of the translators 2 to the embodiment shown in Figure 1.
  • the further embodiment shown in FIG. 3 is characterized by a changing distance r between the stator 1 and the moving translator 2.
  • the distance r is essentially predetermined by the shape of the stator 1 as a function of the shape of the translator 2.
  • the shape of the stator 1 influences the force state acting between the stator 1 and the translator 2.
  • the magnetic device shown in Figure 3 is characterized in that the force generated by the crank mechanism 12 is substantially constant due to the formation of the stators 1.
  • Figure 5 illustrates the possibility of forming the Translatorschulsbahn 5 in the form of a circle in elliptical shape of the stator first Over the course of the Translatorschulsbahn 5 in the direction of Translatorschulsplatz 6, the distance r changes.
  • Figure 6 illustrates the possibility of forming the translator path 5 in the form of an ellipse and the formation of the stator as a circle. The distance r is variable with the course of the Translatorschulsbahn 5 in Translatorschulsplatz. 6
  • FIG. 7 shows the configuration of the translator movement path 5 as a polygonal line and the arrangement of stators 1 formed as a rectangle along a line arranged as aêt to the polygonal line of the translator movement path 5.
  • the distance r is in turn variable with the course of the Translatorschulsbahn 5 in Translatorschulsraum 6.
  • the variable distance r is relative to the force acting between the stators 1 and the translator 2 and forces 10 on, for example, from the outside to the magnetic device forces (not shown).
  • the polarity N, S of the stators 1 arranged along an axis and the punctiform translator 2 in FIG. 6 are plotted. Due to the required polarity, the stators are designed as electromagnets relative to the position of the translator 2 relative to the stator 1.
  • the translator 2 is designed as a permanent magnet.
  • Figure 7 shows the possibility of forming the Translatorschulsbahn 5 in the form of a circle and the formation of the stator in the form of a circle.
  • the distance r between the translator 2 moving on the translator path 5 is defined with reference to the force state resulting between the stator and the translator, in particular the position of a translator 2 relative to the stator 1.
  • the force state is defined by the forces 10 acting between the stators 1 and the translators 2, in particular the forces of attraction and repulsion acting.
  • the magnetic device according to the invention is characterized in that the attraction and repulsion forces between the translator 2 and all adjacent, located in the respective area of action stators 1 is considered.
  • FIG. 8 shows a possible embodiment of the device according to the invention, in which the translator 2 is movable between the stators 1 along a path of movement extending in a polygonal manner.
  • the end points of the movement path 5 have the distance r to the stators 5, so that the translator 2 is located in a force field 10 that results for all stators 1.
  • FIG. 9 shows the magnetic device shown in FIG. 1 at a time t + 1.
  • the magnetic device is shown at a time t.
  • the connecting line 12 passes through a center point of a translator 12 and a center point of the stator 11.
  • the force F (Xt) is oriented parallel to the connecting line, neglecting the influence of the more distant stator.
  • the orientation of the force F (Xt) corresponds to the equation given in claim 2.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
  • Linear Motors (AREA)

Abstract

L'invention concerne un dispositif magnétique comportant au moins un stator (1) et au moins un translateur (2) logé mobile par rapport au stator (1) dans une direction de mouvement de translateur (6) variable en continu, lors du fonctionnement du dispositif magnétique selon l'invention. Le dispositif magnétique comporte un dispositif de commande pour la commande d'un espace r ≥ 0 (r supérieur ou égal à 0) du translateur (2) par rapport au stator (1) lors du fonctionnement du dispositif magnétique selon l'invention par rapport au bilan de force produit entre le stator (1) et le translateur (2) et/ou pour la commande du bilan de force produit entre le stator (1) et le translateur (2) en fonction de l'espace r ≥ 0.
EP12769336.4A 2011-09-05 2012-09-04 Dispositif magnétique à mouvement polygonal du translateur Withdrawn EP2754231A2 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ATA1260/2011A AT510941B1 (de) 2011-09-05 2011-09-05 Magnetvorrichtung
ATA781/2012A AT511874B1 (de) 2011-09-05 2012-07-12 Magnetvorrichtung mit polygonaler Bewegung des Translators
PCT/EP2012/067185 WO2013034535A2 (fr) 2011-09-05 2012-09-04 Dispositif magnétique à mouvement polygonal du translateur

Publications (1)

Publication Number Publication Date
EP2754231A2 true EP2754231A2 (fr) 2014-07-16

Family

ID=46982525

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12769336.4A Withdrawn EP2754231A2 (fr) 2011-09-05 2012-09-04 Dispositif magnétique à mouvement polygonal du translateur

Country Status (4)

Country Link
EP (1) EP2754231A2 (fr)
JP (1) JP6135944B2 (fr)
AT (1) AT511874B1 (fr)
WO (1) WO2013034535A2 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103647429B (zh) * 2013-12-24 2016-03-30 邹九大 一种间歇运动式强磁电动机
AT515114B1 (de) * 2014-09-23 2015-06-15 Seh Ltd Magnetvorrichtung umfassend Statoren und Translatoren

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09163708A (ja) * 1995-12-06 1997-06-20 Toshiba Corp 永久磁石形回転アクチュエータ
JPH10160027A (ja) * 1996-11-26 1998-06-16 Nissan Motor Co Ltd 磁気ばね装置
DE10003928A1 (de) * 1999-11-25 2001-06-07 Daimler Chrysler Ag Elektromagnetischer Aktuator
JP2003339188A (ja) * 2002-05-21 2003-11-28 Matsushita Electric Ind Co Ltd リニアモータの駆動装置
JP3887343B2 (ja) * 2003-04-03 2007-02-28 ミネベア株式会社 ロータリーアクチュエータ
EP2262084A1 (fr) * 2009-06-12 2010-12-15 Braun GmbH Moteur électrique pour un petit appareil électrique

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2013034535A2 *

Also Published As

Publication number Publication date
JP6135944B2 (ja) 2017-05-31
AT511874A3 (de) 2015-02-15
WO2013034535A3 (fr) 2013-09-06
AT511874A2 (de) 2013-03-15
AT511874B1 (de) 2016-02-15
WO2013034535A2 (fr) 2013-03-14
JP2014529990A (ja) 2014-11-13

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