Resolver to digital conversion-based sliding mode tracking control for oscillating valve pulser with disturbances

Xinpeng Wang, Dejun Liu, Xiaohui Chen, Shubo Yang, Liangchen Zhang, College of Artificial Intelligence, China University of Petroleum-Beijing, Measurement and Control Technology and Equipment Research and Development Center, Sinopec Research Institute of Petroleum Engineering Co, State Key Laboratory of Shale Oil and Gas Enrichment Mechanisms and Effective Development

Journal of Vibration and Control

Published online on April 24, 2025

Abstract

Journal of Vibration and Control, Ahead of Print.
The oscillating-valve pulser (OVP) creates pressure signals through the rotor oscillation to transfer downhole data while drilling. However, the performance of the OVP is susceptible to state acquisition, parameter uncertainties, and periodic mud ...