CN110753603A - 电动工具及其控制方法 - Google Patents

电动工具及其控制方法 Download PDF

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Publication number
CN110753603A
CN110753603A CN201980001111.5A CN201980001111A CN110753603A CN 110753603 A CN110753603 A CN 110753603A CN 201980001111 A CN201980001111 A CN 201980001111A CN 110753603 A CN110753603 A CN 110753603A
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China
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current
motor
target
voltage
speed
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CN201980001111.5A
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CN110753603B (zh
Inventor
许彦卿
王宏伟
丁小刚
尹田田
杨德中
代修波
甄文奇
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Nanjing Chervon Industry Co Ltd
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Nanjing Chervon Industry Co Ltd
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    • 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
    • H02P21/00—Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation
    • H02P21/06—Rotor flux based control involving the use of rotor position or rotor speed sensors
    • H02P21/10—Direct field-oriented control; Rotor flux feed-back control
    • 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
    • H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
    • H02P6/14—Electronic commutators
    • H02P6/16—Circuit arrangements for detecting position
    • H02P6/18—Circuit arrangements for detecting position without separate position detecting elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
    • B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
    • B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
    • B25F5/02—Construction of casings, bodies or handles
    • 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
    • H02P21/00—Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation
    • H02P21/0085—Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation specially adapted for high speeds, e.g. above nominal speed
    • H02P21/0089—Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation specially adapted for high speeds, e.g. above nominal speed using field weakening
    • 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
    • H02P21/00—Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation
    • H02P21/14—Estimation or adaptation of machine parameters, e.g. flux, current or voltage
    • H02P21/18—Estimation of position or speed
    • 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
    • H02P21/00—Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation
    • H02P21/22—Current control, e.g. using a current control loop
    • 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
    • H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
    • H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
    • H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters
    • H02P27/08—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters with pulse width modulation
    • H02P27/12—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters with pulse width modulation pulsing by guiding the flux vector, current vector or voltage vector on a circle or a closed curve, e.g. for direct torque control

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Control Of Ac Motors In General (AREA)

Abstract

一种电动工具及其控制方式，电动工具包括：功能元件（12），用于实现电动工具的功能；电机（13），可操作地与功能元件连接，用于输出动力驱动功能元件工作；电机包括转子、定子和定子绕组；驱动电路（22），与电机电连接，用于驱动电机输出动力；控制器（21），与驱动电路电连接，用于输出控制信号以控制驱动电路；控制器被配置为：根据电机的采样电流，输出跟随转子位置变化的而变化的控制信号来控制驱动电路，以使得电机的输入电压和/或电流呈近似正弦波变化。该电动工具及其控制方法使得电动工具转矩波动小，且重载效率高，动态响应好。

Description

PCT国内申请，说明书已公开。

Claims (10)

  1. PCT国内申请，权利要求书已公开。
CN201980001111.5A 2018-03-28 2019-03-28 电动工具及其控制方法 Active CN110753603B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CN201810265633 2018-03-28
CN2018102656333 2018-03-28
CN2018102656615 2018-03-28
CN201810265661 2018-03-28
PCT/CN2019/080085 WO2019184975A1 (zh) 2018-03-28 2019-03-28 电动工具及其控制方法

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CN110753603A true CN110753603A (zh) 2020-02-04
CN110753603B CN110753603B (zh) 2022-09-16

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US (1) US11258389B2 (zh)
EP (1) EP3750670B1 (zh)
CN (1) CN110753603B (zh)
WO (1) WO2019184975A1 (zh)

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CN114453620A (zh) * 2020-11-09 2022-05-10 南京泉峰科技有限公司 智能电动工具及其控制方法

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WO2020108569A1 (zh) * 2018-11-28 2020-06-04 南京德朔实业有限公司 链锯、电动工具以及电动工具的控制方法
CN113131831A (zh) * 2019-12-31 2021-07-16 南京德朔实业有限公司 电动工具与电动工具控制方式的切换方法
CN117439448A (zh) * 2022-07-15 2024-01-23 南京泉峰科技有限公司 电动工具

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US5195410A (en) * 1988-05-10 1993-03-23 S.R.A. Developments Limited Cutting brittle materials
JP3803014B2 (ja) * 2000-07-05 2006-08-02 株式会社マキタ 電動工具
CN1487664A (zh) * 2003-08-08 2004-04-07 王跃旦 低谐波交流电机控制器和控制方法
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CN1824464A (zh) * 2005-02-23 2006-08-30 松下电工株式会社 冲击紧固工具
CN102271865A (zh) * 2009-01-05 2011-12-07 罗伯特·博世有限公司 手持式电动工具机
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CN114453620A (zh) * 2020-11-09 2022-05-10 南京泉峰科技有限公司 智能电动工具及其控制方法
CN114453620B (zh) * 2020-11-09 2024-01-05 南京泉峰科技有限公司 智能电动工具及其控制方法

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US11258389B2 (en) 2022-02-22
WO2019184975A1 (zh) 2019-10-03
CN110753603B (zh) 2022-09-16
US20200412286A1 (en) 2020-12-31
EP3750670B1 (en) 2023-03-29
EP3750670A4 (en) 2021-05-05
EP3750670A1 (en) 2020-12-16

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