JPH01113502U - - Google Patents

Info

Publication number
JPH01113502U
JPH01113502U JP1988007438U JP743888U JPH01113502U JP H01113502 U JPH01113502 U JP H01113502U JP 1988007438 U JP1988007438 U JP 1988007438U JP 743888 U JP743888 U JP 743888U JP H01113502 U JPH01113502 U JP H01113502U
Authority
JP
Japan
Prior art keywords
switching
pole number
electric vehicle
induction motor
poles
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.)
Granted
Application number
JP1988007438U
Other languages
Japanese (ja)
Other versions
JPH0632722Y2 (en
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 filed Critical
Priority to JP1988007438U priority Critical patent/JPH0632722Y2/en
Publication of JPH01113502U publication Critical patent/JPH01113502U/ja
Application granted granted Critical
Publication of JPH0632722Y2 publication Critical patent/JPH0632722Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案に係る電気自動車用極数切替え
誘導電動機の好適な実施例を示す回路ブロツク図
、第２図は低速時と高速時における最大トルクを
示すグラフ図、第３図は低速時と高速時における
トルク―すべり特性を示すグラフ図、第４図は第
１図の実施例の作用を示すフローチヤート図であ
る。 １０…モータ（誘導電動機）、１２…コンタク
タ、１４…インバータ、１６…アンド回路、１８
…インバータコントローラ、２０…極数切替コン
トローラ、２２…バツテリ。 Fig. 1 is a circuit block diagram showing a preferred embodiment of the pole number switching induction motor for electric vehicles according to the present invention, Fig. 2 is a graph showing the maximum torque at low speed and high speed, and Fig. 3 is at low speed. FIG. 4 is a graph showing torque-slip characteristics at high speeds, and FIG. 4 is a flowchart showing the operation of the embodiment shown in FIG. 10... Motor (induction motor), 12... Contactor, 14... Inverter, 16... AND circuit, 18
...Inverter controller, 20...Pole number switching controller, 22...Battery.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 固定子巻線の極数を切り替えて回転速度制御を
行う電気自動車用極数切替え誘導電動機において
、前記極数を制御信号により自動的に切り替える
極数切替え手段と、この極数切替え手段にて切り
替える際に切替え後の極数での指令トルクに合つ
た電力周波数を電動機に供給する電力供給手段と
、を有することを特徴とする電気自動車用極数切
替え誘導電動機。 A pole number switching means for automatically switching the number of poles according to a control signal in a pole number switching induction motor for an electric vehicle that controls rotational speed by switching the number of poles of a stator winding; 1. A switching induction motor for an electric vehicle, comprising: power supply means for supplying the motor with a power frequency that matches the command torque at the pole number after switching.
JP1988007438U 1988-01-22 1988-01-22 Pole switching induction motor for electric vehicles Expired - Lifetime JPH0632722Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988007438U JPH0632722Y2 (en) 1988-01-22 1988-01-22 Pole switching induction motor for electric vehicles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988007438U JPH0632722Y2 (en) 1988-01-22 1988-01-22 Pole switching induction motor for electric vehicles

Publications (2)

Publication Number Publication Date
JPH01113502U true JPH01113502U (en) 1989-07-31
JPH0632722Y2 JPH0632722Y2 (en) 1994-08-24

Family

ID=31212442

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988007438U Expired - Lifetime JPH0632722Y2 (en) 1988-01-22 1988-01-22 Pole switching induction motor for electric vehicles

Country Status (1)

Country Link
JP (1) JPH0632722Y2 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010206924A (en) * 2009-03-03 2010-09-16 Mazda Motor Corp Method of controlling motor for electric vehicle, and drive device for electric vehicle
JP2010206927A (en) * 2009-03-03 2010-09-16 Mazda Motor Corp Motor control method for electric vehicle and drive device for the electric vehicle
JP2010206925A (en) * 2009-03-03 2010-09-16 Mazda Motor Corp Method of controlling motor for electric vehicle, and drive device for electric vehicle
JP2010206923A (en) * 2009-03-03 2010-09-16 Mazda Motor Corp Method of controlling motor for electric vehicle, and drive device for electric vehicle
JP2010206926A (en) * 2009-03-03 2010-09-16 Mazda Motor Corp Control method of drive device for electric vehicle and the drive device for electric vehicle
WO2014128829A1 (en) * 2013-02-19 2014-08-28 トヨタ自動車株式会社 Vehicular electric motor control device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5762795A (en) * 1980-09-30 1982-04-15 Japanese National Railways<Jnr> Power vehicle controller employing induction motor

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5762795A (en) * 1980-09-30 1982-04-15 Japanese National Railways<Jnr> Power vehicle controller employing induction motor

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010206924A (en) * 2009-03-03 2010-09-16 Mazda Motor Corp Method of controlling motor for electric vehicle, and drive device for electric vehicle
JP2010206927A (en) * 2009-03-03 2010-09-16 Mazda Motor Corp Motor control method for electric vehicle and drive device for the electric vehicle
JP2010206925A (en) * 2009-03-03 2010-09-16 Mazda Motor Corp Method of controlling motor for electric vehicle, and drive device for electric vehicle
JP2010206923A (en) * 2009-03-03 2010-09-16 Mazda Motor Corp Method of controlling motor for electric vehicle, and drive device for electric vehicle
JP2010206926A (en) * 2009-03-03 2010-09-16 Mazda Motor Corp Control method of drive device for electric vehicle and the drive device for electric vehicle
WO2014128829A1 (en) * 2013-02-19 2014-08-28 トヨタ自動車株式会社 Vehicular electric motor control device
JP5950017B2 (en) * 2013-02-19 2016-07-13 トヨタ自動車株式会社 Control device for electric motor for vehicle
US9598066B2 (en) 2013-02-19 2017-03-21 Toyota Jidosha Kabushiki Kaisha Control apparatus for vehicle motor

Also Published As

Publication number Publication date
JPH0632722Y2 (en) 1994-08-24

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