WO2012014249A1 - 電動機制御装置及び電動機制御装置の制御方法 - Google Patents
電動機制御装置及び電動機制御装置の制御方法 Download PDFInfo
- Publication number
- WO2012014249A1 WO2012014249A1 PCT/JP2010/004740 JP2010004740W WO2012014249A1 WO 2012014249 A1 WO2012014249 A1 WO 2012014249A1 JP 2010004740 W JP2010004740 W JP 2010004740W WO 2012014249 A1 WO2012014249 A1 WO 2012014249A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- value
- torque
- motor
- speed
- current
- Prior art date
Links
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
- H02P29/02—Providing protection against overload without automatic interruption of supply
- H02P29/032—Preventing damage to the motor, e.g. setting individual current limits for different drive conditions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/34—Testing dynamo-electric machines
- G01R31/343—Testing dynamo-electric machines in operation
Definitions
- the present invention relates to an electric motor control device equipped with a torque abnormality detection function during operation.
- a motor control device has disclosed a technique for detecting a torque during operation for the purpose of preventing a failure of the motor and outputting an alarm when the torque value is abnormal.
- Patent Document 1 the torque when the electric motor is operated in a certain operation pattern is taken as an initial value and stored in the data storage unit. Then, the torque in actual operation is always compared with the torque limit value stored in the data storage unit, and the load state is constantly monitored. As a result, a method of outputting an alarm when the motor torque value exceeds the torque limit value is shown.
- Patent Document 2 discloses that a torque abnormality detection pattern is generated from a current command for an elapsed time corresponding to a door opening / closing operation in advance and a torque command pattern obtained from a speed command, and the value of the torque command is a torque value during actual operation. A method for detecting a door abnormality when an abnormality detection pattern is exceeded is shown.
- Japanese Unexamined Patent Publication No. 2007-28865 (4th page, 5th page, FIG. 3) Japanese Patent Laying-Open No. 2005-212963 (page 10, page 11, FIG. 10)
- the present invention has been made in view of the above-described problems.
- a torque value at each speed of the motor control device is obtained, and a table of the motor speed and the torque value is created.
- the operation step, the torque correction step, and the torque abnormality determination step the abnormality of the machine corresponding to the electric motor or the load of the electric motor is compared by comparing the table created in the test operation step with the torque value detected in the operation step. It is an object of the present invention to provide an electric motor control device and a control method therefor that are effective in detecting the motor and protecting the electric motor or machine.
- a current / speed detector that detects a current value flowing through the motor and a motor speed value, a torque calculator that calculates a torque value using the detected current value, and a motor speed transferred from the current / speed detector
- the table creation unit that creates a table based on the torque value output from the torque calculation unit and the motor speed value detected by the current / speed detection unit and the torque value at that time are stored in the table.
- a torque correction unit that corrects the torque value at a motor speed value approximate to the detected motor speed value is compared with the corrected torque value and the calculated torque value.
- a torque abnormality determination unit that determines whether or not the calculated torque value is an abnormal value.
- the abnormality of the motor is detected quickly and accurately, and the motor or the machine corresponding to the load of the motor is protected. It is effective.
- FIG. 1 is a configuration diagram showing the motor control device of the first embodiment.
- the present invention is not limited to the first embodiment.
- the current / speed detector 5 in the motor control device 1 detects the current flowing from the motor control device 1 to the motor 15 and the speed of the motor 15 at every predetermined sampling period.
- the torque calculator 6 obtains the first torque value from the detected current in the test operation step, or the second torque value from the detected current in the operation step. Further, the torque calculation unit 6 outputs the speed of the electric motor 15 and the first torque value to the table creation unit 7.
- the test operation step indicates a step of detecting the motor speed and torque for determining the allowable torque range of the motor 15 by the motor control device 1, and the operation step is a parameter set by the motor control device 1 in advance.
- the table creation unit 7 creates a table of the speed of the motor 15 and the first torque value based on the speed of the motor 15 and the first torque value output from the torque calculation unit 6, and the internal memory
- the data is output to the table storage unit 9 in FIG.
- the internal memory 8 is a table storage unit 9 that stores a table of the speed and first torque value of the electric motor 15, parameters necessary for driving the electric motor control device 1 such as acceleration / deceleration time and motor constants, and abnormalities.
- the parameter storage unit 10 stores parameters of detection conditions.
- the torque correction unit 11 obtains the first torque value at the speed value closest to the speed value of the electric motor 15 obtained in the operation step and the speed value closest thereto, and the table of the table storage unit 9. A value is selected and acquired from the table storage unit 9. Then, a third torque value that is a basis of the torque abnormality determination value in the detected speed value of the electric motor 15 is obtained by linear approximation correction from the two obtained first torque values, and a torque abnormality determination unit Output to 4.
- the torque abnormality determination unit 4 obtains an upper limit value and a lower limit value of an allowable torque value at the motor speed, and in the torque abnormality determination step, the motor speed detected by the current / speed detection unit 5 while the motor 15 is operating and the second value.
- the upper limit value and the lower limit value of the allowable torque value are compared based on the abnormality detection parameter stored in the parameter storage unit 10.
- the torque abnormality determination unit 4 The following processing is performed in accordance with the degree to which the second torque value that has been exceeded exceeds the torque allowable value. That is, when the difference between the upper limit value or the lower limit value of the torque and the detected second torque value is small, a command for outputting an alarm display is output to the display unit 11 and the terminal 12.
- the motor 15 is A command to stop is output to the speed control unit 2, and a command to output an error display is output to the display unit 11 and the terminal 12.
- the abnormality detection parameter include an alarm output upper limit value, an alarm output lower limit value, an error stop upper limit value, and an error stop lower limit value.
- the torque at each speed of the motor control device is obtained in the test operation step, a table of the motor speed and the torque value is created, and then the operation step, the torque correction step, and the torque abnormality determination step, A series of operations of the motor control device 1 for detecting an abnormality of the motor corresponding to the load of the motor or the motor by comparing the table created in the test operation step with the torque value detected in the operation step. This will be described with reference to the flowchart of FIG.
- step 2A in FIG. 2 it is automatically switched to the test operation step (2B) or the operation step (2D).
- the processing may be realized such that the user switches by software using a parameter, or may be realized by providing a changeover switch in the motor control device 1 and switching by hardware.
- FIG. 3 shows a processing flow when the test operation step (2B) is shifted to the above.
- the user sets the following test operation conditions in this test operation step. That is, the user sets an operation pattern such as an acceleration / deceleration time and an operation frequency of the motor, and then sets a test period in the operation pattern and a cycle for detecting torque and motor speed, that is, a sampling cycle.
- the user can switch whether to specify the number of test operations or the test operation time as the test period.
- the number of test operations and the test operation time can be arbitrarily set to values within a pre-settable settable range.
- step 3A After completion of the setting in step 3A, the motor control device 1 receives the signal for starting the test operation, such as the user turning on the start signal in step 3B, so that the motor control device 1 has the specified period set in step 3A. In the meantime, the electric motor is test-operated in accordance with the motor test operating condition set in step 3A.
- step 3C the current / speed detection unit 5 detects the current value and the motor speed value flowing through the motor according to the sampling cycle determined in advance.
- step 3D a first torque value is calculated from the detected current value flowing through the electric motor.
- step 3G it is possible to stop, pause and resume the learning by the user's operation even during the learning period (step 3E, step 3F), and even if the user stops or pauses the learning, The data of the motor speed value and the first torque value detected so far are retained.
- step 3G the test operation step is terminated (step 3G).
- the motor speed value and the first torque value data detected in the test operation step can be output in real time from the terminal 13 provided in the motor control device 1, and the data is measured by a measuring instrument such as a memory high coder. Can be confirmed.
- FIG. 4 shows a detailed processing flowchart of the data processing step.
- the table creation unit 7 decomposes the motor speed value and the first torque value into data on the motor 15 in an acceleration state, data on a constant speed state, and data on a deceleration state.
- the table creation unit 7 is based on the motor speed value and the first torque value output from the current / speed detection unit 5, and the acceleration state as shown in FIG. A table of motor speed values and first torque values for each time in each of the constant speed state and the deceleration state is created.
- step 4C the table creation unit 6 deletes the time data from the table, and the detected motor speed value and the first torque value as shown in FIG. Set the data format to a pair.
- step 4D the table creation unit 6 rearranges the set of data in ascending order of the motor speed, as shown in FIG. 5C.
- step 4E the rearranged motor speed value and first torque value data are output to the table storage unit 9.
- the data processing step (2C) ends.
- the process returns to step 2A in FIG.
- the motor control device 1 drives the motor 15 based on parameters necessary for the motor control device 1 to drive the motor 15 which are preset and stored in the parameter storage unit 10.
- the process by the motor control device 1 in the operation step (2D) will be described with reference to FIG.
- the current value and the motor speed value flowing through the motor are detected by the current / speed detector 5 in accordance with the sampling cycle determined in advance in step 6A.
- the torque calculation unit 6 calculates a second torque value from the detected current value flowing through the motor in step 6B, and the second torque value is output to the torque abnormality determination unit 4 in step 6C.
- the operation step (2D) is finished.
- the motor speed value and the second torque value data detected in this operation step can be output in real time from the terminal 13 provided in the motor control device 1, and the data can be output by a measuring instrument such as a memory high coder. Can be confirmed.
- step 7A it is identified whether the electric motor 15 is in an acceleration state, a constant speed state, or a deceleration state.
- step 7B the speed value closest to the motor speed value and the first torque value at the speed value detected in the operation step (2D) in step 7B are stored in the table storage unit 9 in the data processing step (2C). Extract from the table stored in.
- step 7C the speed value second closest to the motor speed value detected in the operation step (2D) and the first torque value at the speed value are stored in the table in the data processing step (2C). Extract from the table stored in the unit 9.
- a third torque value in the motor speed value detected in the operation step is calculated by linearly approximating each of the first torque values extracted in Step 7D.
- the third torque value is output to the torque abnormality determination unit 4, and the torque correction step (2E) is terminated.
- the user sets in advance a torque allowable value based on the third torque value as the abnormality detection parameter.
- a torque allowable value As the allowable torque value, an error stop torque allowable value for stopping the electric motor 15 and a slight torque abnormality that does not require the electric motor 15 to stop are generated in order to prevent the electric motor 15 from malfunctioning.
- an alarm output torque allowable value for outputting an alarm to the user is provided. Further, the alarm output torque allowable value is set to be closer to the third torque value calculated in the torque correction step (2E) than the error stop torque allowable value.
- the user uses a value obtained by multiplying the third torque value by a constant magnification, or a value obtained by adding or subtracting a constant value to the third torque value as the allowable torque value. Can be selected.
- an actual torque with respect to the torque command value output from the motor control device 1 to the motor 15 is set. It is possible to detect both an abnormality in which becomes larger than the allowable value and an abnormality in which the actual torque value becomes smaller than the allowable value.
- the torque should be applied to the motor 15 originally, but when the torque is not sufficiently applied due to physical damage of the machine or when the overload is rebounded for a moment. The case where torque becomes small is assumed.
- the user can determine whether the multiplication factor of the third torque value or a constant value to be added to or subtracted from the third torque value is within a predetermined range based on the absolute maximum rating of the torque allowable value of the motor 15. If so, the abnormality detection parameter can be set to an arbitrary value.
- the user can set an independent torque allowable value corresponding to each of when the motor 15 is accelerated, at a constant speed, or decelerated. That is, for example, when the motor 15 is accelerated and decelerated, a value obtained by multiplying the third torque value by a constant magnification is used as a torque allowable value, and when the motor 15 is at a constant speed, the third torque value is used as a torque allowable value.
- a suitable torque allowable value is set according to the operating conditions. be able to.
- step 8A according to a predetermined sampling cycle, the second torque value calculated in the operation step (2D) and the third torque value calculated in the torque correction step (2E) are used.
- step 8B it is determined in step 8B whether the torque of the operating motor 15 is within the set torque allowable value range.
- Step 8C the motor control device 1 performs a process of stopping the error of the motor 15 or outputting an alarm to the outside of the motor control device 1. Specifically, when the second torque value of the operating electric motor 15 falls outside the range of the allowable torque for stopping the error, the electric motor control device 1 immediately stops the free run or Controls to decelerate and stop. At this time, whether the motor 15 is to be free-run stopped or decelerated and stopped can be set in advance by the user using the abnormality detection parameter. At this time, simultaneously with the above control, the display unit 12 displays that the electric motor 15 has stopped in error, and displays the frequency and torque value when the electric motor 15 has stopped in error. In this case, unless the motor control device 1 is reset, the motor 15 can be made fail-safe by preventing the motor 15 from being operated again.
- the motor control device 1 displays an alarm indicating that the torque of the motor 15 exceeds the range of the allowable torque value for alarm output, and displays the frequency and torque value of the motor 15 at this time.
- the motor control device 1 is configured such that when the second torque value of the motor 15 exceeds the range of the allowable torque value for alarm output or exceeds the range of the allowable torque value for error stop, By changing the output signal level of the terminal 13, the user can check the state of the electric motor 15 using a measuring instrument such as a memory high coder. When the above processing is completed, the torque abnormality determination step ends.
- the torque / speed curve detected by the motor control device 1 the upper limit value and the lower limit value of the allowable torque range for error stop, and the upper limit value and the lower limit value of the allowable torque range for alarm output are shown.
- An example is shown in FIG.
- the upper limit value and the lower limit value of the allowable torque range for error stop and the upper limit value and the lower limit value of the allowable torque range for alarm output are as described above for each speed. Since it is detected and set in the test operation step (2B) and the data processing step (2C), it is effective for detecting the abnormality of the electric motor quickly and accurately and protecting the machine.
- the motor speed value and the torque value detected in accordance with a predetermined sampling period from the operating motor, and the test The upper limit value and lower limit value of the allowable torque range for error stop and the upper limit value and lower limit value of the allowable torque range for alarm output, which are detected and set in the operation step and the data processing step, are compared.
- the detected torque value exceeds the upper limit value of the torque allowable range for error stop or falls below the lower limit value, in order to stop the motor, in any speed range including the low speed range, It is effective in detecting the torque abnormality of the electric motor quickly and accurately and protecting the machine.
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Control Of Electric Motors In General (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
Description
図1は、この実施の形態1の電動機制御装置を示す構成図である。なお、この実施の形態1によりこの発明が限定されるものではない。この図において、電動機制御装置1内の電流・速度検出部5は、あらかじめ定めたサンプリング周期毎に、電動機制御装置1から電動機15に流れる電流及び電動機15の速度を検出する。次に、トルク算出部6で、試験稼動ステップにおいては、上記検出された電流から第一のトルク値を、または稼動ステップにおいては、上記検出された電流から第二のトルク値をそれぞれ求める。さらに、トルク算出部6は、テーブル作成部7に、電動機15の速度及び第一のトルク値を出力する。ここで、試験稼動ステップとは、電動機制御装置1により電動機15のトルク許容範囲を定めるための電動機速度及びトルクを検出するステップを示し、稼動ステップとは、電動機制御装置1が予め設定されたパラメータに従い電動機15を稼働させるステップを示す。
2 速度制御部
4 トルク異常判定部
5 電流・速度検出部
7 テーブル作成部
9 テーブル記憶部
11 トルク補正部
Claims (7)
- 電動機に流れる電流値及び電動機速度値を検出する電流・速度検出部と、
上記検出された電流値を用いてトルク値を算出するトルク算出部と、
上記電流・速度検出部から転送された電動機速度値と上記トルク算出部から出力されたトルク値とをもとにテーブルを作成するテーブル作成部と、
上記電流・速度検出部により検出された電動機速度値とそのときのトルク値を、上記テーブルに保存されている電動機速度値のうち、上記検出された電動機速度値に近似な電動機速度値におけるトルク値に補正するトルク補正部と、
上記補正されたトルク値と上記算出されたトルク値とを比較し、上記算出されたトルク値が異常値になっているか否かを判定するトルク異常判定部と、
からなる電動機制御装置。
- 電動機に流れる電流値及び電動機速度値を検出する電流・速度検出部と、
電動機のトルク許容値である第三のトルク値を求めるための試験稼働中に、検出された電流値を用いて第一のトルク値を算出すると共に、電動機の稼働中に検出された電流値を用いて第二のトルク値を算出するトルク算出部と、
上記試験稼働中に、上記電流・速度検出部から転送された電動機速度値と上記トルク算出部から出力された第一のトルク値とをもとにテーブルを作成するテーブル作成部と、
上記電動機の稼働中に上記電流・速度検出部により検出された電動機速度値とそのときの第二のトルク値を、上記テーブルにおける速度値と第一のトルク値との対応関係に基づき、上記稼働中に検出された速度値におけるトルク許容値を算出するトルク補正部と、
上記トルク許容値と第二のトルク値とを比較し、第二のトルク値が異常値になっているか否かを判定するトルク異常判定部と、
からなる電動機制御装置。
- 上記トルク許容値は、上記テーブル内における上記稼働中に検出された速度値に近い複数の電動機速度値と、それらに対応する第一のトルク値とから近似により算出されることを特徴とする、請求項1及び2に記載の電動機制御装置。
- 電動機を試験稼動して、上記電動機に流れる電流値及び電動機速度値を検出し、上記電流値を用いて第一のトルク値を算出する試験稼動ステップと、
上記試験稼動ステップにおいて検出された電動機速度値及び算出された第一のトルク値をデータ処理するデータ処理ステップと、
電動機を稼動して、上記電動機に流れる電流値及び電動機速度値を検出し、上記電流値を用いて第二のトルク値を算出する稼動ステップと、
上記試験稼動ステップにおいて検出された電動機速度値及び上記第一のトルク値をもとに、上記稼動ステップにおいて検出された電動機速度値における第三のトルク値に補正するトルク補正ステップと、
電動機が稼働中に検出された電動機速度値及び、トルク算出部により算出された第二のトルク値と、上記第三のトルク値をもとにして算出されたトルク許容値とを比較し、上記第二のトルク値が上記トルク許容値の上限値又は下限値を超えたか否かを判定するトルク異常判定ステップと、
からなることを特徴とする電動機制御装置の制御方法。
- 上記試験稼動ステップは、
予め定められたサンプリング周期に従い電流・速度検出部により電動機に流れる電流値と
電動機速度値を検出するステップと、
上記電動機に流れる電流値から第一のトルク値を算出するステップと、
からなることを特徴とする請求項4に記載の電動機制御装置の制御方法。
- 上記データ処理ステップは、
上記電動機速度値及び第一のトルク値を加速状態のデータ、定速状態のデータ、減速状態のデータに分解するステップと、
上記電動機速度値が小さい順に、電動機速度値と第一のトルク値を並べ替えるステップと、
上記各データをもとにテーブルを作成するステップと、
上記テーブルに格納された第一のトルク値をもとに、トルク許容値を算出するステップと、
からなることを特徴とする請求項4に記載の電動機制御装置の制御方法。
- 上記トルク補正ステップは、
上記検出された電動機速度値に最も近い速度値とそのときのトルク値及び二番目に近い速度値とそのときのトルク値とをテーブルから取得するステップと、
上記二個のトルク値をもとに近似により上記検出された電動機速度における第三のトルク値を求めるステップと、
からなることを特徴とする請求項4に記載の電動機制御装置の制御方法。
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2010/004740 WO2012014249A1 (ja) | 2010-07-26 | 2010-07-26 | 電動機制御装置及び電動機制御装置の制御方法 |
RU2013108278/07A RU2013108278A (ru) | 2010-07-26 | 2010-07-26 | Способ управления для устройства управления двигателем |
JP2012526189A JP5172042B2 (ja) | 2010-07-26 | 2010-07-26 | 電動機制御装置の制御方法 |
KR1020137003921A KR101302762B1 (ko) | 2010-07-26 | 2010-07-26 | 전동기 제어 장치의 제어 방법 |
US13/811,539 US20130193895A1 (en) | 2010-07-26 | 2010-07-26 | Motor control apparatus and control method thereof |
CN201080068262.1A CN103081349B (zh) | 2010-07-26 | 2010-07-26 | 电动机控制装置的控制方法 |
TW099126565A TW201206047A (en) | 2010-07-26 | 2010-08-10 | Motor control device and control method of motor control device |
HK13109971.9A HK1182840A1 (en) | 2010-07-26 | 2013-08-26 | Method of controlling motor control device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2010/004740 WO2012014249A1 (ja) | 2010-07-26 | 2010-07-26 | 電動機制御装置及び電動機制御装置の制御方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2012014249A1 true WO2012014249A1 (ja) | 2012-02-02 |
Family
ID=45529502
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2010/004740 WO2012014249A1 (ja) | 2010-07-26 | 2010-07-26 | 電動機制御装置及び電動機制御装置の制御方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US20130193895A1 (ja) |
JP (1) | JP5172042B2 (ja) |
KR (1) | KR101302762B1 (ja) |
CN (1) | CN103081349B (ja) |
HK (1) | HK1182840A1 (ja) |
RU (1) | RU2013108278A (ja) |
TW (1) | TW201206047A (ja) |
WO (1) | WO2012014249A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102931911A (zh) * | 2012-11-19 | 2013-02-13 | 深圳市航盛电子股份有限公司 | 一种功率器件主动过流保护方法和装置 |
JP2015231298A (ja) * | 2014-06-05 | 2015-12-21 | ファナック株式会社 | スラスト荷重を抑制する機能を備えた歯車電動機装置 |
JP2016096632A (ja) * | 2014-11-13 | 2016-05-26 | 東芝機械株式会社 | 電動機械およびプログラム |
JP6380628B1 (ja) * | 2017-07-31 | 2018-08-29 | 株式会社安川電機 | 電力変換装置、サーバ、及びデータ生成方法 |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014181936A1 (en) | 2013-05-08 | 2014-11-13 | Samsung Electronics Co., Ltd. | Image forming apparatus, motor control apparatus, and method of controlling a motor |
KR102176579B1 (ko) * | 2013-06-24 | 2020-11-09 | 삼성전자주식회사 | 영구자석 동기 전동기의 토크를 제어하는 방법 및 제어 장치. |
KR101343403B1 (ko) * | 2013-08-14 | 2013-12-20 | (주)한국툴모니터링 | 공작기계 운전시의 이상 검출방법 |
TW201517502A (zh) * | 2013-09-03 | 2015-05-01 | Fairchild Taiwan Corp | 驅動電動機的控制電路和控制電動機的速度的方法 |
CN103746635B (zh) * | 2013-11-27 | 2016-11-16 | 广东威灵电机制造有限公司 | 一种电机转速限制方法及系统 |
US9352744B2 (en) * | 2014-01-17 | 2016-05-31 | Ford Global Technologies, Llc | Hybrid vehicle braking limit determination system and method |
US9447746B2 (en) * | 2014-02-03 | 2016-09-20 | Caterpillar Inc. | System and method for controlling engine |
DE102015213084B4 (de) * | 2015-07-13 | 2017-02-09 | Baumüller Nürnberg GmbH | Verfahren zur Überwachung eines Lagersystems |
JP6623112B2 (ja) * | 2016-04-15 | 2019-12-18 | 株式会社日立産機システム | 巻上機および巻上機の制御方法 |
CN109640731A (zh) * | 2016-08-12 | 2019-04-16 | Ykk株式会社 | 电动拉链系统和电动拉链控制方法 |
US10158303B2 (en) * | 2016-09-15 | 2018-12-18 | The Boeing Company | Methods and apparatus to perform torque balance control of co-shafted motors |
US11698046B2 (en) * | 2018-12-12 | 2023-07-11 | Eaton Intelligent Power Limited | EGR pump system and control method of EGR pump |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH112669A (ja) * | 1997-06-13 | 1999-01-06 | Nippon Densan Corp | モータ負荷の異常検出方法及び装置 |
JP2004350387A (ja) * | 2003-05-21 | 2004-12-09 | Denso Corp | モータ異常検出装置及び方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100592970B1 (ko) * | 1996-08-19 | 2006-06-26 | 다이킨 고교 가부시키가이샤 | 동기모터구동방법, 압축기구동방법 및 이들의 장치 및부러시레스 디씨모터 구동장치 |
US6222335B1 (en) * | 2000-01-27 | 2001-04-24 | General Motors Corporation | Method of controlling a voltage-fed induction machine |
US6362586B1 (en) * | 2000-09-15 | 2002-03-26 | General Motors Corporation | Method and device for optimal torque control of a permanent magnet synchronous motor over an extended speed range |
US6407531B1 (en) * | 2001-01-09 | 2002-06-18 | Delphi Technologies, Inc. | Method and system for controlling a synchronous machine over full operating range |
JP4170161B2 (ja) | 2003-05-23 | 2008-10-22 | 株式会社エス・エフ・シー | 電力の貯蔵システム |
US6949908B2 (en) * | 2003-10-06 | 2005-09-27 | Wavecrest Laboratories, Llc | Fault-tolerant electric motor control system |
US7332884B2 (en) * | 2004-07-16 | 2008-02-19 | Hamilton Sundstrand Corporation | Electric motor control strategies |
-
2010
- 2010-07-26 WO PCT/JP2010/004740 patent/WO2012014249A1/ja active Application Filing
- 2010-07-26 JP JP2012526189A patent/JP5172042B2/ja active Active
- 2010-07-26 CN CN201080068262.1A patent/CN103081349B/zh active Active
- 2010-07-26 US US13/811,539 patent/US20130193895A1/en not_active Abandoned
- 2010-07-26 RU RU2013108278/07A patent/RU2013108278A/ru not_active Application Discontinuation
- 2010-07-26 KR KR1020137003921A patent/KR101302762B1/ko active IP Right Grant
- 2010-08-10 TW TW099126565A patent/TW201206047A/zh unknown
-
2013
- 2013-08-26 HK HK13109971.9A patent/HK1182840A1/xx not_active IP Right Cessation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH112669A (ja) * | 1997-06-13 | 1999-01-06 | Nippon Densan Corp | モータ負荷の異常検出方法及び装置 |
JP2004350387A (ja) * | 2003-05-21 | 2004-12-09 | Denso Corp | モータ異常検出装置及び方法 |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102931911A (zh) * | 2012-11-19 | 2013-02-13 | 深圳市航盛电子股份有限公司 | 一种功率器件主动过流保护方法和装置 |
JP2015231298A (ja) * | 2014-06-05 | 2015-12-21 | ファナック株式会社 | スラスト荷重を抑制する機能を備えた歯車電動機装置 |
JP2016096632A (ja) * | 2014-11-13 | 2016-05-26 | 東芝機械株式会社 | 電動機械およびプログラム |
US9733635B2 (en) | 2014-11-13 | 2017-08-15 | Toshiba Kikai Kabushiki Kaisha | Electric machine and display method |
KR101805985B1 (ko) * | 2014-11-13 | 2017-12-06 | 도시바 기카이 가부시키가이샤 | 전동 기계 및 표시 방법 |
JP6380628B1 (ja) * | 2017-07-31 | 2018-08-29 | 株式会社安川電機 | 電力変換装置、サーバ、及びデータ生成方法 |
JP2019028765A (ja) * | 2017-07-31 | 2019-02-21 | 株式会社安川電機 | 電力変換装置、サーバ、及びデータ生成方法 |
US11038454B2 (en) | 2017-07-31 | 2021-06-15 | Kabushiki Kaisha Yaskawa Denki | Power conversion device and server |
Also Published As
Publication number | Publication date |
---|---|
TW201206047A (en) | 2012-02-01 |
KR101302762B1 (ko) | 2013-09-02 |
JP5172042B2 (ja) | 2013-03-27 |
RU2013108278A (ru) | 2014-09-10 |
HK1182840A1 (en) | 2013-12-06 |
US20130193895A1 (en) | 2013-08-01 |
KR20130039765A (ko) | 2013-04-22 |
CN103081349A (zh) | 2013-05-01 |
CN103081349B (zh) | 2014-12-17 |
JPWO2012014249A1 (ja) | 2013-09-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5172042B2 (ja) | 電動機制御装置の制御方法 | |
US7638964B2 (en) | Machine having movable unit to be controllably driven by servo motor | |
EP3809580B1 (en) | Electric vehicle, method and device for diagnosing rotary transformer initial position, and computer readable medium | |
JP4816645B2 (ja) | Ac同期モータの初期磁極位置推定装置 | |
KR101394556B1 (ko) | 영구자석 동기전동기의 회전자 위치센서 고장검출 장치 및 그 방법 | |
WO2009051321A3 (en) | Motor controller and method of controlling motor | |
CN1215215A (zh) | 监测抽头选择器的功能性能的方法 | |
US9751178B2 (en) | Servo control apparatus having function of sensorless controlled stop | |
JP2008079441A (ja) | モータ制御装置およびモータ制御装置を含む制御機器 | |
EP2860871A1 (en) | Motor protection device, motor protection method, and motor control system using the same | |
WO2018196177A1 (zh) | 一种限位传感方法 | |
CN104590965A (zh) | 一种检测电梯运行异常的方法及装置 | |
KR101754441B1 (ko) | 전동기의 기동판별 장치 | |
US9059654B2 (en) | Motor driving device, and motor control method | |
CN104699076A (zh) | 一种电机控制系统及其微电子故障检测方法和装置 | |
CA2654554A1 (en) | Motor driving system and controlling method of the same | |
KR20150078661A (ko) | 모터 감자 에러 감지 장치 및 방법 | |
KR101421997B1 (ko) | 임베디드 시스템 및 그 고장 검출 방법 | |
KR100706205B1 (ko) | 전원공급장치의 릴레이 구동장치 및 그 제어방법 | |
JP6247755B2 (ja) | 系統電圧異常による系統連系インバータの過電流抑制装置及びその方法 | |
JP4964179B2 (ja) | 電力開閉装置の動作時間予測装置及び方法 | |
JP2011024295A (ja) | 電動機制御装置とその電流検出異常時停止方法 | |
WO2012070275A1 (ja) | モータの駆動制御システムおよび駆動制御方法 | |
JP2005080332A (ja) | モータの追従異常検出方法 | |
KR20170052298A (ko) | 모터 구동 시스템 및 모터 구동 시스템의 물체 감지 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 201080068262.1 Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 10855260 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2012526189 Country of ref document: JP |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
ENP | Entry into the national phase |
Ref document number: 20137003921 Country of ref document: KR Kind code of ref document: A |
|
ENP | Entry into the national phase |
Ref document number: 2013108278 Country of ref document: RU Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 13811539 Country of ref document: US |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 10855260 Country of ref document: EP Kind code of ref document: A1 |