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High-precision speed control for low-speed gimbal systems using discrete sliding mode observer and controller

Release time:2026-09-13| Hits:

Impact Factor:5.7

DOI number:10.1109/JESTPE.2021.3125454

Affiliation of Author(s):仪器科学与光电工程学院

Teaching and Research Group:大科学装置研究院

Journal:IEEE Journal of Emerging and Selected Topics in Power Electronics

Abstract:The high-precision control of angular speed in low-speed gimbal servo systems is an essential topic in the operation of the single gimbal control moment gyro (SGCMG). This article proposes a discrete control algorithm to suppress the influence of various disturbances on the low-speed gimbal servo system and the constraint between controller parameters and sampling time is established to ensure the stability of the system. To begin with, the disturbance analysis of the low-speed gimbal servo system is presented, including the torque ripple in the permanent magnet synchronous motor (PMSM), nonlin

Co-author:Xiangwen Chen, Haifeng Zhang, Xinfang Cui

First Author:Haitao Li

Indexed by:Journal paper

Discipline:工学

First-Level Discipline:Instrumentation Science and Technology

Document Type:J

Volume:10

Issue:3

Page Number:2871-2880

ISSN No.:2168-6777, 2168-6785

Translation or Not:no

Date of Publication:2022-06-01