Results 191 to 200 of about 11,989 (269)
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The coupling analysis for the gimbal servo system of a control moment gyroscope considering the influence of a flexible vibration isolator.

ISA transactions, 2023
To reduce the influence of vibrations generated by the control moment gyroscopes (CMGs), the researchers have put a lot of effort into isolating the vibration between the CMG and the satellite in order to lessen the impact of vibrations produced by the ...
Song Pan   +5 more
semanticscholar   +1 more source

Enhancing Gimbal Stabilization Using DMP and Kalman Filter: A Low-Cost Approach with MPU6050 Sensor

2023 11th International Conference on Cyber and IT Service Management (CITSM), 2023
This research explores the application of a 3Degree of Freedom (DOF) gimbal system that utilizes input from the MPU6050 sensor for gimbal stabilization.
Padma Nyoman Crisnapati   +3 more
semanticscholar   +1 more source

Composite Control Based on Feed-Forward and FISMC Method for Accurate Speed of Gimbal System With Harmonic Drive

IEEE transactions on power electronics, 2023
In the gimbal system of single gimbal magnetically suspended control moment gyroscope (SGMSCMG), harmonic drive is usually installed to ensure the large output torque and reduce the volume and weight of the servo motor.
Yangyang Shi   +4 more
semanticscholar   +1 more source

High-Precision Angular Speed Tracking Control of Gimbal System With Harmonic Reducer

IEEE transactions on industrial electronics (1982. Print), 2022
In this article, a composite controller based on an extended state observer (ESO) and sliding-mode control (SMC) is presented in order to deal with the angular speed fluctuation caused by the kinematic error of a harmonic reducer in the gimbal system of ...
Haitao Li   +3 more
semanticscholar   +1 more source

Position Extraction of Ultralow-Speed Gimbal Servo System With Linear Hall Sensors

IEEE transactions on industrial electronics (1982. Print), 2022
This article explores a novel composite signal extraction method to extract high-precision angular position from the signals detected by Hall sensors in the gimbal servo system of single-gimbal magnetically suspended control moment gyro (SGMSCMG). Due to
Yangyang Shi, Haitao Li, Bangcheng Han
semanticscholar   +1 more source

Gimbal Goniometer

Review of Scientific Instruments, 1962
A goniometer for single-crystal diffraction work, based on the use of a gimbal system, is described. The gimbal is driven by the rolling of a spherical section in frictional contact with a movable plane. The special features of the device are discussed.
H. Cole, M. Okrasinski
openaire   +1 more source

High-Precision Speed Control for Low-Speed Gimbal Systems Using Discrete Sliding Mode Observer and Controller

IEEE Journal of Emerging and Selected Topics in Power Electronics, 2022
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
Haitao Li   +3 more
semanticscholar   +1 more source

Preferred gimbal angles for single gimbal control moment gyros

Journal of Guidance, Control, and Dynamics, 1989
This paper deals with torque command generation using single gimbal control moment gyros. The angular momentum and torque envelopes are assumed to be known a priori. A method based on back integration of the gyro torque equation from desired final conditions is used to determine a family of initial gimbal angles that avoid singularities. Each member of
S. VADALI, H.-S. OH, S. WALKER
openaire   +1 more source

Adaptive disturbance observer-based dual-loop integral-type fast terminal sliding mode control for micro spacecraft and its gimbal tracking device.

ISA transactions, 2022
A multi-axis gimbal tracking device is necessary for the micro spacecraft to detect the target. The movement of the tracking device can generate a marked impact on its carrier in the microgravity environment, which should be taken into account when high ...
Lei Zhang   +3 more
semanticscholar   +1 more source

High-Precision Composite Control Based on Dual-Sampling-Rate Extended State Observer for Ultra-Low Speed Gimbal Servo System

IEEE Journal of Emerging and Selected Topics in Power Electronics, 2022
This article aims to deal with the speed control performance of the gimbal servo system at ultra-low speed to guarantee the accuracy of the output torque of the control moment gyroscope (CMG).
Haitao Li   +3 more
semanticscholar   +1 more source

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