Spatial-temporal dynamics of a drill string with complex time-delay effects: bit bounce and stick-slip oscillations X Liu, X Long, X Zheng, G Meng, B Balachandran International Journal of Mechanical Sciences 170, 105338, 2020 | 72 | 2020 |
Nonlinear instabilities and control of drill-string stick-slip vibrations with consideration of state-dependent delay X Zheng, V Agarwal, X Liu, B Balachandran Journal of Sound and Vibration 473, 115235, 2020 | 54 | 2020 |
COVID-19: data-driven dynamics, statistical and distributed delay models, and observations X Liu, X Zheng, B Balachandran Nonlinear Dynamics 101, 1527-1543, 2020 | 45 | 2020 |
Influence of noise on frequency responses of softening Duffing oscillators V Agarwal, X Zheng, B Balachandran Physics Letters A 382 (46), 3355-3364, 2018 | 33 | 2018 |
State-dependent delay and drill-string dynamics X Zheng, B Balachandran Procedia IUTAM 22, 31-38, 2017 | 10 | 2017 |
Stability crossing set for systems with three scalar delay channels K Gu, X Zheng International Journal of Dynamics and Control 2, 164-197, 2014 | 7 | 2014 |
Mitigation of stick-slip vibrations in drilling systems with tuned top boundary parameters X Liu, Z Zhang, X Zheng, X Long, G Meng Journal of Vibration and Acoustics 143 (5), 051005, 2021 | 3 | 2021 |
An overview of stability crossing set for systems with scalar delay channels K Gu, X Zheng Proceedings of the 33rd Chinese Control Conference, 2676-2681, 2014 | 3 | 2014 |
Drillstring oscillations: the influence of fluid loading and stabilizer effects Y Liu, D Gao, V Agarwal, X Zheng, B Balachandran Shock and Vibration 2021 (1), 8888837, 2021 | 2 | 2021 |
State-dependent delay effect in drilling X Zheng, V Agarwal, B Balachandran Nonlinear Dynamics and Control of Deep Drilling Systems, 1, 2018 | 1 | 2018 |
Dynamics, Nonlinear Instabilities, and Control of Drill-strings X Zheng University of Maryland, College Park, 2020 | | 2020 |