Experimental and numerical studies of intestinal frictions for propulsive force optimisation of a vibro-impact capsule system
This paper studies the intestinal frictions acting on a millimetre-scale self-propelled capsule
(26 mm in length and 11 mm in diameter) for small bowel endoscopy by considering …
(26 mm in length and 11 mm in diameter) for small bowel endoscopy by considering …
[HTML][HTML] Optimising the locomotion of a vibro-impact capsule robot self-propelling in the small intestine
Circular fold is one of the biggest barriers for resisting endoscopic robots moving in the small
intestine. Overcoming such a resistance force for progression during endoscopic procedure …
intestine. Overcoming such a resistance force for progression during endoscopic procedure …
The vibro-impact capsule system in millimetre scale: numerical optimisation and experimental verification
The vibro-impact capsule system has been studied extensively in the past decade because
of its research challenges as a piecewise-smooth dynamical system and broad applications …
of its research challenges as a piecewise-smooth dynamical system and broad applications …
[HTML][HTML] Discontinuity-induced bifurcations in a piecewise-smooth capsule system with bidirectional drifts
Discontinuous friction and impact exist in a variety of piecewise-smooth dynamical systems
that exhibit rich and complex nonlinear phenomena. This paper aims to study the …
that exhibit rich and complex nonlinear phenomena. This paper aims to study the …
Three-dimensional map** analysis of a capsule system with bilateral elastic constraints
Y Zheng, Q Li, W Zhang, J Lei - Chaos, Solitons & Fractals, 2023 - Elsevier
The three-dimensional map** of the capsule system with bilateral elastic constraints is
studied, which is rarely seen in the literature at present. The bilaterally constrained elastic …
studied, which is rarely seen in the literature at present. The bilaterally constrained elastic …
Steady-state dynamic characteristics analysis of a dual-unit collision and stick-slip vibration-driven system
S Wu, T Liu, J Wang, G Li, D Li, W Ding - Journal of Sound and Vibration, 2025 - Elsevier
The physics model of isotropically connected and reversely connected dual-unit collision
and stick-slip vibration-driven system (ICVDS, RCVDS) with a wide range of drive speed …
and stick-slip vibration-driven system (ICVDS, RCVDS) with a wide range of drive speed …
[HTML][HTML] Dynamical response of a rocking rigid block
This paper investigates the complex dynamical behavior of a rigid block structure under
harmonic ground excitation, thereby mimicking, for instance, the oscillation of the system …
harmonic ground excitation, thereby mimicking, for instance, the oscillation of the system …
Analysis of atypical orbits in one-dimensional piecewise-linear discontinuous maps
In this paper, boundary regions of 1-D linear piecewise-smooth discontinuous maps are
examined analytically. It is shown that, under certain parameter conditions, maps exhibit …
examined analytically. It is shown that, under certain parameter conditions, maps exhibit …
[PDF][PDF] Analysis of atypical orbits in one dimensional linear piecewise-smooth discontinuous map
In this paper, boundary regions of 1-D linear piecewise-smooth discontinuous map are
examined analytically. It is shown that, under certain parameter conditions, the map exhibits …
examined analytically. It is shown that, under certain parameter conditions, the map exhibits …
Motion Mechanism and Test Study of Vibration-Driven Robot with External Fins
Y GUO, R GUO, C TANG, H YAO - Journal of Northeastern University … - xuebao.neu.edu.cn
To satisfy the demand of vertical pipe inspection, a vibration-driven robot with external fins is
designed and the motion mechanism is studied. Based on the structure of the robot, the non …
designed and the motion mechanism is studied. Based on the structure of the robot, the non …