FR3108807B1 - Variable EMF brushless electric machine - Google Patents

Variable EMF brushless electric machine Download PDF

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Publication number
FR3108807B1
FR3108807B1 FR2003167A FR2003167A FR3108807B1 FR 3108807 B1 FR3108807 B1 FR 3108807B1 FR 2003167 A FR2003167 A FR 2003167A FR 2003167 A FR2003167 A FR 2003167A FR 3108807 B1 FR3108807 B1 FR 3108807B1
Authority
FR
France
Prior art keywords
electric machine
brushless electric
variable emf
fitted
permanent magnets
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.)
Active
Application number
FR2003167A
Other languages
French (fr)
Other versions
FR3108807A1 (en
Inventor
Julien Mouret
Frédéric Landre
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.)
Vitesco Technologies
Original Assignee
Vitesco Technologies
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 Vitesco Technologies filed Critical Vitesco Technologies
Priority to FR2003167A priority Critical patent/FR3108807B1/en
Publication of FR3108807A1 publication Critical patent/FR3108807A1/en
Application granted granted Critical
Publication of FR3108807B1 publication Critical patent/FR3108807B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H02K29/06—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices
    • H02K29/08—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices using magnetic effect devices, e.g. Hall-plates, magneto-resistors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/02—Details
    • H02K21/021—Means for mechanical adjustment of the excitation flux
    • H02K21/022—Means for mechanical adjustment of the excitation flux by modifying the relative position between field and armature, e.g. between rotor and stator
    • H02K21/023—Means for mechanical adjustment of the excitation flux by modifying the relative position between field and armature, e.g. between rotor and stator by varying the amount of superposition, i.e. the overlap, of field and armature
    • H02K21/024—Radial air gap machines
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
    • H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
    • H02K21/16—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having annular armature cores with salient poles

Abstract

Machine électrique (1), du type sans balai, rotative selon un axe (A), comprenant un rotor (2) équipé d’un jeu d’aimants permanents (4) et un stator (3) équipé d’un jeu d’enroulements statoriques (5), le jeu d’aimants permanents (4) étant axialement engagé en regard du jeu d’enroulements statoriques (5) selon une longueur d’engagement (L), comprenant encore un moyen de réglage de la longueur d’engagement (L). Figure d’abrégé : Figure 2Electric machine (1), of the brushless type, rotating along an axis (A), comprising a rotor (2) fitted with a set of permanent magnets (4) and a stator (3) fitted with a set of stator windings (5), the set of permanent magnets (4) being axially engaged opposite the set of stator windings (5) along an engagement length (L), further comprising means for adjusting the length of commitment (L). Abstract Figure: Figure 2

FR2003167A 2020-03-31 2020-03-31 Variable EMF brushless electric machine Active FR3108807B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2003167A FR3108807B1 (en) 2020-03-31 2020-03-31 Variable EMF brushless electric machine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2003167 2020-03-31
FR2003167A FR3108807B1 (en) 2020-03-31 2020-03-31 Variable EMF brushless electric machine

Publications (2)

Publication Number Publication Date
FR3108807A1 FR3108807A1 (en) 2021-10-01
FR3108807B1 true FR3108807B1 (en) 2022-10-14

Family

ID=70978189

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2003167A Active FR3108807B1 (en) 2020-03-31 2020-03-31 Variable EMF brushless electric machine

Country Status (1)

Country Link
FR (1) FR3108807B1 (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009512418A (en) * 2005-10-19 2009-03-19 ゼップ・ローレンス・ピー． Brushless permanent magnet motor / generator with shaft rotor decoupling to eliminate magnet-induced torque loss

Also Published As

Publication number Publication date
FR3108807A1 (en) 2021-10-01

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