JP2009261103A5 - - Google Patents
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- JP2009261103A5 JP2009261103A5 JP2008105968A JP2008105968A JP2009261103A5 JP 2009261103 A5 JP2009261103 A5 JP 2009261103A5 JP 2008105968 A JP2008105968 A JP 2008105968A JP 2008105968 A JP2008105968 A JP 2008105968A JP 2009261103 A5 JP2009261103 A5 JP 2009261103A5
- Authority
- JP
- Japan
- Prior art keywords
- motor
- rotor
- induced voltage
- magnetic flux
- control 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.)
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Claims (2)
前記ロータの回転によって生じるモータ誘起電圧を検出するモータ誘起電圧検出手段と、
このモータ誘起電圧検出手段によって検出されたモータ誘起電圧に基づいて、前記ロータの回転位置を求める位置推定手段と、
前記ロータの界磁を弱めて前記モータの出力を増加するための弱め磁束制御を行う弱め磁束制御手段と、
この弱め磁束制御手段による弱め磁束制御に対してモータ誘起電圧の値を保つための制限を加える制限手段とを含む、モータ制御装置。 A motor control device for controlling a motor including a rotor and a stator facing the rotor,
Motor induced voltage detection means for detecting a motor induced voltage generated by rotation of the rotor;
Position estimating means for determining the rotational position of the rotor based on the motor induced voltage detected by the motor induced voltage detecting means;
A weak magnetic flux control means for performing a weak magnetic flux control for weakening the field of the rotor and increasing the output of the motor;
A motor control device including limiting means for adding a limit for maintaining the value of the motor induced voltage with respect to the magnetic flux weakening control by the magnetic flux weakening control means.
前記制限手段は、ｄ軸電流指令値Ｉｄ ＊を、次式（Ａ）を満たす範囲に制限するものである、請求項１記載のモータ制御装置。
Ｉｄ ＊≧（Ｋ−ωφ）÷（ωＬｄ） ……（Ａ）
ただし、Ｋは予め定める電圧閾値、ωはロータの回転角速度、φは界磁によるステータ巻線鎖交磁束数最大値の√（３／２）、Ｌｄはｄ軸インダクタンスである。 The motor control device controls the d-axis current and the q-axis current on the dq coordinate,
The motor control device according to claim 1, wherein the limiting means limits the d-axis current command value I d * to a range satisfying the following expression (A).
I d * ≧ (K−ωφ) ÷ (ωL d ) (A)
Where K is a predetermined voltage threshold, ω is the rotational angular velocity of the rotor, φ is √ (3/2) of the maximum number of stator winding linkage magnetic fluxes due to the field, and L d is the d-axis inductance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008105968A JP5267848B2 (en) | 2008-04-15 | 2008-04-15 | Motor control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008105968A JP5267848B2 (en) | 2008-04-15 | 2008-04-15 | Motor control device |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2009261103A JP2009261103A (en) | 2009-11-05 |
| JP2009261103A5 true JP2009261103A5 (en) | 2011-10-27 |
| JP5267848B2 JP5267848B2 (en) | 2013-08-21 |
Family
ID=41387804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008105968A Expired - Fee Related JP5267848B2 (en) | 2008-04-15 | 2008-04-15 | Motor control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5267848B2 (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010038295A1 (en) | 2010-07-22 | 2012-01-26 | Robert Bosch Gmbh | Method and device for sensorless position detection of an electronically commutated electrical machine |
| DE102013211020A1 (en) * | 2013-06-13 | 2014-12-18 | Robert Bosch Gmbh | Method and device for operating an electronically commutated servomotor and position encoder system with a servomotor |
| CN103701375B (en) * | 2013-12-31 | 2016-09-07 | 深圳市汇川技术股份有限公司 | A kind of permagnetic synchronous motor starts system, method and permagnetic synchronous motor |
| JP6497895B2 (en) * | 2014-11-17 | 2019-04-10 | シャープ株式会社 | Control device for synchronous motor |
| EP3252941B1 (en) * | 2015-01-28 | 2021-06-30 | Kabushiki Kaisha Toshiba | Inverter control apparatus and motor driving system |
| JP6500224B2 (en) * | 2015-04-23 | 2019-04-17 | パナソニックＩｐマネジメント株式会社 | Motor drive device and washing machine or washer / dryer using the same |
| KR102205254B1 (en) * | 2017-04-27 | 2021-01-21 | 현대모비스 주식회사 | Apparatus and method for controlling a motor of motor driven power steering system |
| US10834828B2 (en) | 2018-01-26 | 2020-11-10 | International Business Machines Corporation | Creating inductors, resistors, capacitors and other structures in printed circuit board vias with light pipe technology |
| CN108448977B (en) * | 2018-03-26 | 2020-01-31 | 杭州先途电子有限公司 | direct current motor flux weakening control method and device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3146791B2 (en) * | 1993-08-10 | 2001-03-19 | トヨタ自動車株式会社 | Drive control device for permanent magnet type synchronous motor |
| JP4007345B2 (en) * | 2004-06-29 | 2007-11-14 | アイシン・エィ・ダブリュ株式会社 | Electric drive control device, electric drive control method, and program |
| JP2006129632A (en) * | 2004-10-29 | 2006-05-18 | Matsushita Electric Ind Co Ltd | Motor drive unit |
| JP4609078B2 (en) * | 2005-01-24 | 2011-01-12 | パナソニック株式会社 | Electric motor drive device and air conditioner using the same |
| JP2007259650A (en) * | 2006-03-24 | 2007-10-04 | Aisin Aw Co Ltd | Apparatus and method for electric drive control |
-
2008
- 2008-04-15 JP JP2008105968A patent/JP5267848B2/en not_active Expired - Fee Related
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