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A Mobile Mathieu Oscillator Model for Vibrational Locomotion of a Bristlebot
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Terrestrial locomotion that is produced by creating and exploiting frictional anisotropy is common amongst animals such as snakes, gastropods, and limbless lizards. In this paper we present a model of a bristlebot that ...
Magnetically Actuated Artificial Microswimmers as Mobile Microparticle Manipulators
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Microscale swimming robots have been envisaged for many biomedical applications such as targeted drug delivery, where the microrobot will be expected to navigate in a fluid environment while carrying a payload. We show ...
Localization of Upstream Obstacles by Learning From Spectra of the Koopman Operator
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Objects moving in water or stationary objects in streams create a vortex wake. An underwater robot encountering the wake created by another body experiences disturbance forces and moments. These disturbances can be associated ...
Stick–Slip Motion of the Chaplygin Sleigh With a Piecewise-Smooth Nonholonomic Constraint
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The Chaplygin sleigh is a canonical problem of mechanical systems with nonholonomic constraints. Such constraints often arise due to the role of a no-slip requirement imposed by friction. In the case of the Chaplygin sleigh, ...
Steering a Chaplygin Sleigh Using Periodic Impulses
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The control of the motion of nonholonomic systems is of practical importance from the perspective of robotics. In this paper, we consider the dynamics of a cartlike system that is both propelled forward by motion of an ...
Locomotion of a Compliant Mechanism With Nonholonomic Constraints
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Compliant mechanisms have been studied extensively as an alternative to traditional rigid body design with advantages like part number reduction, compliance, and multistable configurations. Most of the past research on ...
Integrability of Velocity Constraints Modeling Vortex Shedding in Ideal Fluids
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A mathematical model that invokes the Kutta condition to account for vortex shedding from the trailing edge of a free hydrofoil in a planar ideal fluid is compared with a canonical model for the dynamics of a terrestrial ...