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WO2015016495A1 - Dispositif moteur double bldc - Google Patents

Dispositif moteur double bldc Download PDF

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Publication number
WO2015016495A1
WO2015016495A1 PCT/KR2014/006001 KR2014006001W WO2015016495A1 WO 2015016495 A1 WO2015016495 A1 WO 2015016495A1 KR 2014006001 W KR2014006001 W KR 2014006001W WO 2015016495 A1 WO2015016495 A1 WO 2015016495A1
Authority
WO
WIPO (PCT)
Prior art keywords
coil
bldc
motor
stator
winding
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.)
Ceased
Application number
PCT/KR2014/006001
Other languages
English (en)
Korean (ko)
Inventor
허해용
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.)
SMC Corp
SMC CO Ltd
Original Assignee
SMC Corp
SMC CO Ltd
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 SMC Corp, SMC CO Ltd filed Critical SMC Corp
Publication of WO2015016495A1 publication Critical patent/WO2015016495A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • 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
    • H02K3/00—Details of windings
    • H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
    • H02K3/28—Layout of windings or of connections between windings
    • 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
    • H02K2213/06—Machines characterised by the presence of fail safe, back up, redundant or other similar emergency arrangements
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/64—Electric machine technologies in electromobility

Definitions

  • the present invention relates to a BLDC dual motor and its control circuit, and more specifically,
  • BLDC motor is a motor that removes mechanical contact such as brush and commutator from DC (Di rect Current) motor and changes it electrically.
  • the brushless DC motor includes a stator wound around a core and a rotor relatively rotated with respect to the stator.
  • the core is generally formed by laminating an annular iron plate, and the rotor is equipped with a permanent magnet consisting of an N pole and an S pole.
  • a Hall element for detecting the stator, the rotor, and the position of the rotor, and a voltage applied to the coil of the stator by receiving the signal of the Hall element. It consists of a driver controller that controls the.
  • the output of the Hall element is determined to be Low or High according to the position of the permanent magnet mounted to the rotor, and the inverter built in the driver controller according to the three Hall element signals.
  • Each of the six power semiconductors (FETs) that make up the FET is properly powered and powered by a BLDC motor.
  • the zero of the rotor is formed by three Hall elements 160.
  • six power semiconductor elements FETXIOO are properly driven in accordance with the output signal of the hall element 160, and a magnetic field is generated by applying power to the three-phase winding 140.
  • the conventional BLDC motor is widely used in electric vehicles and electric motorcycles, but there is a problem of lack of output and torque, and the lack of output and torque is causing great difficulty in practical use or commercialization in hilly terrain. .
  • the present invention has been made to solve the above problems, and by changing the drive structure of the BLDC motor to control two driver controllers, high output and torque can be produced with a small capacity BLDC motor and
  • the purpose of the present invention is to provide a BLDC dual motor and its control circuit which can be used or commercialized in electric drive devices such as electric vehicles and two-wheeled vehicles.
  • the BLDC dual motor for achieving the above object is a stator wound around a coil, a rotor relatively engaged with respect to the stator, and a rotational position of the rotor.
  • the BLDC motor comprising a Hall element for sensing
  • the stator is formed in such a manner that two three-phase windings are divided and wound around one core, and the hall elements common to each of the two three-phase windings are positioned.
  • the first three-phase winding of the two three-phase winding is composed of A coil, B coil, C coil
  • the second three-phase winding is composed of A 'coil, B 1 coil, C' coil
  • the stator is formed by tying together a single coil A and coil A, coil B and coil B, coil C and coil C, and winding them alternately on the core.
  • the first three phase winding of the two three-phase winding is composed of A coil, B coil, C coil
  • the second three winding is composed of A 'coil, B' coil, C 'coil
  • One core is divided into first compartment-second compartment, and A coil, B coil and C coil are alternately wound in the first compartment, and A 'coil, B' coil and C 'coil are in the second compartment.
  • the stator is formed by winding the turns alternately.
  • the control circuit of the BLDC dual motor according to an embodiment of the present invention, any one of the above-described BLDC dual motor,
  • ⁇ 2i> and two driver controllers connected to each of the two three-phase windings to alternately apply current to three phases of the three-phase windings by detecting common rotor position of the Hall element.
  • the three-phase winding of one core is performed twice to control two driver controllers so that a single motor and the same force Torque can be achieved and the reliability of the motor or driver controller can be improved at overload.
  • the BLDC motor is applied to all industries such as an electric vehicle, a two-wheeled vehicle, and the like that are being developed. Can be used by
  • FIG. 1 is a block diagram for driving a conventional BLDC motor.
  • Figure 2 is a blotting degree for driving the BLDC dual motor according to the present invention.
  • FIG 3 is a view showing a three-phase winding of a BLDC dual motor according to an embodiment of the present invention.
  • FIG. 4 is a view showing a three-phase winding of a BLDC dual motor according to another embodiment of the present invention.
  • FIG. 5 is a photograph for a drawing stand showing the internal structure of a BLDC hub motor to which the three-phase winding of FIG. 3 is applied.
  • FIG. 7 is a drawing substitute photograph showing the Hall element of the BLDC hub motor shown in FIG. 5.
  • FIG. 8 is a drawing substitute photograph showing the rotor of the BLDC hub motor shown in FIG. 5.
  • FIG. 9 is a drawing substitute photograph showing a BLDC motor to which the three-phase winding of FIG. 4 is applied.
  • 10A to 10C are graphs illustrating the performance of a BLDC dual motor according to the present invention in comparison with a conventional motor.
  • FIG 3 is a view showing a three-phase winding of a BLDC dual motor according to an embodiment of the present invention.
  • the two three-phase windings (140, 150) are separately wound to make a stator (170), and two three-phase windings (140,150) to overlap the neighbors.
  • the first three-phase winding 140 of the two three-phase winding is A coil
  • B coil, C coil, and the second phase winding 150 is made of A 'coil, B' coil, C 'coil, A coil and A' coil, B coil and B 'coil, C coil and
  • the stator 170 is fabricated by tying together the C 'coils and winding them around the core 155 alternately.
  • FIG. 5 is a drawing photograph showing the internal structure of the BLDC hub motor to which the three-phase winding of FIG. 3 is applied
  • FIG. 6 is a drawing substitute photograph showing the stator of the BLDC hub motor shown in FIG. 5
  • FIG. Figure 5 is a drawing for the Hall device of the BLDC hub motor shown in Figure 5
  • Figure 8 is a drawing for showing the rotor of the BLDC hub motor shown in Figure 5
  • BLDC hub motor (widely used in electric vehicles or electric motorcycles ( HUB Motor) shows a method of winding the three-phase winding (140,150) to the core 155 together by the winding method as shown in FIG.
  • the rotor 200 alternately arranges the N poles and the S poles of the plurality of permanent magnets 190 so as to cover all of the outer circumference of the fixed support 170 as shown in FIG.
  • the stator 170 fixed to 180 has a three-phase winding (140,150) as shown in FIG.
  • the fixed paper is placed by detecting the position of the rotary paper-200 by positioning the hole holder-160 common to each of the three-phase windings 140 and 150. 170 three-phase winding
  • the rotor 200 is formed by the interaction of the current flowing through the three-phase windings 140 and 150 and the permanent magnet 190 constituting the rotor 200.
  • FIG. 2 is a block diagram for driving a BLDC dual motor according to the present invention.
  • the three-phase windings 140 and 150 are independently divided into the core 155, and driver currents 120 and 130 are inputted to the three-phase windings 140 and 150, respectively. To control.
  • the power semiconductor device 100 of each driver controller 120 or 130 is properly driven in response to a signal of the common Hall device 160 to supply current to the three-phase windings 140 and 150.
  • the electron 200, that is, the permanent magnet 190 is rotated.
  • FIG. 4 is a diagram illustrating a three-phase winding of a BLDC dual motor according to another embodiment of the present invention.
  • the first three-phase winding 140 of the two three-phase winding is A coil
  • the second three-phase winding 150 is composed of A 'coil, B' coil, C 'coil, one core 155 is divided into a first compartment and a second compartment
  • the stator 170 is manufactured by alternately winding A coil, B coil, and C coil in the first compartment, and alternately winding A 'coil, B' coil, and C 'coil in the second compartment.
  • FIG. 9 is a drawing substitute photograph showing a BLDC motor to which the three-phase winding of FIG. 4 is applied.
  • the motor casing 240 is formed to have a predetermined internal space in a conventional BLDC motor, and the motor casing 240 is wound around the core 155 by a winding method as illustrated in FIG. 4.
  • Rotating paper-(200) comprising a stator (170) fixedly coupled to the inside of the permanent magnet (190) rotatably inserted into the inside of the stator (170), and the battery-(200) of It is configured to include a motor shaft 220 that is pressed in to transfer the rare power of the rotor 200 to another system, and the Hall element 160 for detecting the position of the rare electron 200.
  • reference numeral 210 is a bearing and 230 is a hall element signal line.
  • each of the driver controllers 120 and 130 is connected to the three-phase windings 140 and 150 of the stator wound in the same manner as in FIG. 4.
  • the three-phase winding of the stator 170 by detecting the position of the rotor 200 of the common Hall element 160
  • Alternating current is applied to three phases (140, 150).
  • the interaction of the 190 causes the rare electrons 200 to rotate and the rotational force is transmitted to the motor shaft 220 press-fitted to the rotor 200 and transmitted to another system.
  • two driver controllers may be used as the winding method of FIG. 4, and the BLDC motor of FIG. 9 may also use two driver controllers as the winding method of FIG. 3.
  • 10a to 10c are graphs for explaining the performance of the BLDC dual motor according to the present invention in comparison with a conventional motor
  • Figure 10a is a conventional: the performance graph of the motor
  • Figure 10b is the performance of the dual motor according to the present invention
  • Figure 10c is a comparison graph showing the energy consumption.
  • the dual motor according to the present invention has a higher energy efficiency, instantaneous high torque, and maximum output at a high rotational speed (rpm), compared to a conventional motor. Not only can be obtained, but also the current consumption at high output is low.
  • stator 180 fixed shaft

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Brushless Motors (AREA)

Abstract

La présente invention porte sur un dispositif moteur double à courant continu sans balai (BLDC) et un circuit de commande associé, et plus spécifiquement sur un moteur double BLDC et un circuit de commande associé, le moteur double BLDC permettant d'obtenir une puissance et un couple élevés avec un moteur BLDC de faible capacité par changement d'une structure d'attaque du moteur BLDC afin de le commander par utilisation de deux systèmes de commande d'attaque, et pouvant être utilisé pour des dispositifs d'entraînement électrique d'un véhicule électrique, d'un véhicule électrique à deux roues et analogues par augmentation du rendement. Le moteur double BLDC selon la présente invention est un moteur BLDC comprenant: un stator dans lequel une bobine est enroulée autour d'un noyau; un rotor qui est mis en rotation relativement au stator; et un élément à effet Hall pour détecter une position angulaire du rotor, le stator étant formé par enroulement séparément de deux bobines triphasées autour d'un même noyau de manière qu'elles soient indépendantes l'une de l'autre, et un élément à effet Hall commun étant placé sur chaque phase des deux bobines triphasées.
PCT/KR2014/006001 2013-08-01 2014-07-04 Dispositif moteur double bldc Ceased WO2015016495A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2013-0091637 2013-08-01
KR1020130091637A KR101393209B1 (ko) 2013-08-01 2013-08-01 Bldc 듀얼모터장치

Publications (1)

Publication Number Publication Date
WO2015016495A1 true WO2015016495A1 (fr) 2015-02-05

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2014/006001 Ceased WO2015016495A1 (fr) 2013-08-01 2014-07-04 Dispositif moteur double bldc

Country Status (2)

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KR (1) KR101393209B1 (fr)
WO (1) WO2015016495A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101771200B1 (ko) * 2016-10-06 2017-08-24 주식회사 엘케이인터내셔널 전기자동차용 모터 제어장치
KR20250155439A (ko) 2024-04-23 2025-10-30 인천대학교 산학협력단 독립 3상 bldc 모터 드라이버 장치 및 방법

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07298685A (ja) * 1994-04-27 1995-11-10 Meidensha Corp 多重巻線電動機の駆動システム
KR100598445B1 (ko) * 2004-02-28 2006-07-10 학교법인 한양학원 병렬 권선방식의 브러시리스 직류전동기와 그 구동을 위한인버터 회로
JP2006271018A (ja) * 2005-03-22 2006-10-05 Matsushita Electric Ind Co Ltd 三相同期型モータの駆動方法
KR20120077178A (ko) * 2010-12-30 2012-07-10 현대건설주식회사 콘크리트 압송성 평가 시스템

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07298685A (ja) * 1994-04-27 1995-11-10 Meidensha Corp 多重巻線電動機の駆動システム
KR100598445B1 (ko) * 2004-02-28 2006-07-10 학교법인 한양학원 병렬 권선방식의 브러시리스 직류전동기와 그 구동을 위한인버터 회로
JP2006271018A (ja) * 2005-03-22 2006-10-05 Matsushita Electric Ind Co Ltd 三相同期型モータの駆動方法
KR20120077178A (ko) * 2010-12-30 2012-07-10 현대건설주식회사 콘크리트 압송성 평가 시스템

Also Published As

Publication number Publication date
KR101393209B1 (ko) 2014-05-09

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