B.V. Chapnik

Papers

Total Citations

137

H-Index

About

B.V. Chapnik is a pioneering researcher in the field of flexible robotic arm dynamics and control, with a primary focus on modeling and mitigating the effects of impact loading. His major contributions center on developing finite-element models that capture the complex behavior of single-link flexible robotic arms under impact, incorporating critical factors such as beam damping, hub inertia, and both Coulomb and viscous friction. Chapnik’s work uniquely addresses the challenge of representing impact loading through precise initial conditions, enabling accurate simulations of arm motion post-impact. His research extends to open-loop control system design using frequency-domain techniques to compute optimal hub torque profiles, effectively damping vibrations caused by tip impacts. With his most-cited paper, "Modeling impact on a one-link flexible robotic arm" (1991), garnering 95 citations, Chapnik’s impact is evident in the foundational nature of his work, which bridges theoretical modeling with experimental validation. His 1993 and 2002 studies further demonstrate the practical application of his control strategies, showing significant vibration reduction. Chapnik’s achievements lie in providing a robust framework for understanding and controlling flexible robotic arms under dynamic loading conditions, a critical advancement for robotics and automation.