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Patent Searching and Data


Title:
DRIVE CONTROLLER FOR SERVO MOTOR
Document Type and Number:
Japanese Patent JP2019146361
Kind Code:
A
Abstract:
To achieve adaptive control of a servo motor while suppressing generation of a cost increase.SOLUTION: An auto air-conditioner ECU 30 executes drive control intended for a servo motor 21 for blowout mode door drive installed on an automatic air-conditioner 1 and driven by a battery. Specifically, the auto air-conditioner ECU 30 detects a rotational position of the servo motor 21 for blowout mode door drive and when the detected rotational position enters a designated range including a target position, stops the servo motor 21 for blowout mode door drive. The auto air-conditioner ECU 30 also changes an area of the designated range according to a vehicle state (a voltage value of a battery and air volume of a blower 4).SELECTED DRAWING: Figure 1

Inventors:
NISHIMITSU YU
KURATA HIROMI
FUKUNAGA HIROYUKI
Application Number:
JP2018028430A
Publication Date:
August 29, 2019
Filing Date:
February 21, 2018
Export Citation:
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Assignee:
DAIHATSU MOTOR CO LTD
International Classes:
H02P3/08
Attorney, Agent or Firm:
白井 宏紀
境 正寿
吉田 玲子