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A nonsmooth dynamics framework for simulating frictionless spatial joints with clearances
Real-world multibody systems do not have ideal joints; most joints have some clearance. The clearance allows the connected bodies to undergo a...
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Multibody dynamics system with energy dissipation by hardening and softening plasticity
In this work we present a multibody dynamics system composed of geometrically exact nonlinear beams with inelastic behavior, representing flexible...
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Dynamic modeling and simulation of a snake-like multibody robotic system with ground-adaptive strategy and efficient undulatory locomotion
This article presents a strategy of self adaptation for planar undulatory locomotion of an elongated, snake-like multibody robotic system under both...
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Correlation propagation for dynamic analysis of a multibody system with multiple interval parameters
Interval uncertainty analysis plays a fundamental role in performance evaluation, reliability design, and parameter optimization of a multibody...
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Combined recurrent neural networks and particle-swarm optimization for sideslip-angle estimation based on a vehicle multibody dynamics model
The active safety system of a vehicle typically relies on real-time monitoring of the sideslip angle and other critical signals, such as the yaw...
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Thermal-structure interactions on the nonlinear behavior of the heavy-load mechanical press with multiple clearance-induced joints
The thermal elastohydrodynamic (TEHD) effect contributes significantly to the improvement of dynamic behavior of mechanical presses, especially under...
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Dynamical pattern recognition for univariate time series and its application to an axial compressor
In this paper, a learning and recognition approach is proposed for univariate time series composed of output measurements of general nonlinear...
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A discrete adjoint gradient approach for equality and inequality constraints in dynamics
The optimization of multibody systems requires accurate and efficient methods for sensitivity analysis. The adjoint method is probably the most...
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Variable projection algorithms with sparse constraint for separable nonlinear models
Separable nonlinear models are widely used in various fields such as time series analysis, system modeling, and machine learning, due to their...
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An adaptive large neighborhood search for the multi-point dynamic aggregation problem
The multi-point dynamic aggregation (MPDA) problem is a challenging real-world problem. In the MPDA problem, the demands of tasks keep changing with...
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Output feedback adaptive super twisting sliding mode control for quadrotor UAVs
In this paper, a sliding mode control with adaptive gain combined with a high-order sliding mode observer to solve the tracking problem for a...
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Dynamic modeling and closed-loop control design for humanoid robotic systems: Gibbs–Appell formulation and SDRE approach
Analyzing the walking motion of the bipedal robots that have upper-body parts as well as lower-body legs and exhibit a human-like gait is a...
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An overview on the distributed internal model approach and its applications
The cooperative output regulation problem has been studied by two approaches: the distributed observer (DO) approach and the distributed internal...
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Comparison between EMG-based and optimisation-based approaches for back-muscle forces and intervertebral efforts
In biomechanics, computing muscle forces and joint efforts with mathematical optimisation copes with the muscle-redundancy problem, i.e. an infinity...
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Multibody Models Generated from Natural Language
Computational models are conventionally created with input data, script files, programming interfaces, or graphical user interfaces. This paper...
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Modelling and system identification of uninhabited airship with a slung payload
This paper discusses modelling of a multibody system consisting of airship, gondola, and a slung payload. Lighter-than-air vehicles undergo inertial...
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Distributed order estimation for continuous-time stochastic systems
In this paper, we investigate the distributed estimation problem of continuous-time stochastic dynamic systems over sensor networks when both the...
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On extended state Kalman filter-based identification algorithm for aerodynamic parameters
In this paper, the problem of time-varying aerodynamic parameters identification under measurement noises is studied. By analyzing the key...
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Oxygen uptake response to switching stairs exercise by non-parametric modeling
Oxygen uptake plays a crucial role in the evaluation of endurance performance during exercise and is extensively utilized for metabolic assessment....
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Unknown system dynamics estimator-based impedance control for lower limb exoskeleton with enhanced performance
In this article, an unknown system dynamics estimator-based impedance control method is proposed for the lower limb exoskeleton to stimulate the...
