Results 81 to 90 of about 11,322 (229)

Dynamic analysis of flexible mechanical systems using LATDYN [PDF]

A 3-D, finite element based simulation tool for flexible multibody systems is presented. Hinge degrees-of-freedom is built into equations of motion to reduce geometric constraints.
Chang, Che-Wei, Housner, Jerrold M., Wu, Shih-Chin   +2 more
core   +1 more source

Deployment Dynamics of Large Space Antenna and Supporting Arms

IEEE Access, 2019
As an important instrument for air-to-ground communication, the large space deployable antenna plays an important role in driving technological innovation and has become a topic of interest for research scholars worldwide.
Shaolin Lu, Xiaozhi Qi, Ying Hu, Bing Li, Jianwei Zhang   +4 more
doaj   +1 more source

A decoupled recursive approach for constrained flexible multibody system dynamics [PDF]

A variational-vector calculus approach is employed to derive a recursive formulation for dynamic analysis of flexible multibody systems. Kinematic relationships for adjacent flexible bodies are derived in a companion paper, using a state vector notation ...
Bae, Dae-Sung, Haug, Edward J., Kim, Sung-Soo, Lai, Hao-Jan   +3 more
core   +1 more source

Effect of Lightweight Design on Structural Dynamics and Actuation Energy Demand in Hydraulically Actuated Flexible Systems

IEEE Access
Growing demands for productivity, environmental sustainability, energy efficiency, and automation are reshaping the lightweight design of hydraulically actuated heavy machinery.
Tirtha Sen Gupta, Aleksi Harkonen, Dominik Walica, Qasim Khadim, Antti Ahola, Emil Kurvinen   +5 more
doaj   +1 more source

Development of a Novel MultiBody Mechatronic Model for Five-Axis CNC Machine Tool [PDF]

, 2015
The paper presents the development of a mechatronic hybrid model for Geiss five-axis CNC machine tool using MultiBody-System (MBS) approach. The motion control systems comprising electrical and mechanical elements are analyzed and modeled.
Papananias, M., Pislaru, Crinela, Sztendel, S.   +2 more
core  

Study on the coupling calculation method for the launch dynamics of a self-propelled artillery multibody system considering engraving process

Defence Technology
The launch dynamics theory for multibody systems emerges as an innovative and efficacious approach for the study of launch dynamics, capable of addressing the challenges of complex modeling, diminished computational efficiency, and imprecise analyses of ...
Shujun Zhang, Xiaoting Rui, Hailong Yu, Xiaoli Dong   +3 more
doaj   +1 more source

A Reasoned Attempt to Mitigate Vibrations in Nonlinear Flexible Systems Influenced by Tractive–Elastic Rolling Contact Friction Through Input Shaping: A Case Study on a Trolley–Pipe Benchmark Transport System

Actuators
The well-regarded feedforward control strategy known as Input Shaping is aimed at improving the dynamic response of flexible mechanical systems by reducing overshoot and residual vibration amplitude.
Gerardo Peláez, Pablo Izquierdo, Gustavo Peláez, Higinio Rubio   +3 more
doaj   +1 more source

DEVELOPMENT OF A SIMULATION TOOL FOR THE DYNAMIC ANALYSIS OF RAILWAY VEHICLE - TRACK INTERACTION [PDF]

Transport Problems, 2015
The importance of modelling and simulation in the field of railway systems has greatly increased in the last decades. Various commercial simulation packages have been developed and are used to analyse the dynamic performance of railway systems.
Ramy SHALTOUT, Cristian ULIANOV, Luis BAEZA   +2 more
doaj  

Computational methods and software systems for dynamics and control of large space structures [PDF]

Two key areas of crucial importance to the computer-based simulation of large space structures are discussed. The first area involves multibody dynamics (MBD) of flexible space structures, with applications directed to deployment, construction, and ...
Farhat, C., Felippa, C. A., Park, K. C., Pramono, E.   +3 more
core   +1 more source

Dimension reduction method for controller design for flexible multibody systems derived by the use of ANCF model

Nihon Kikai Gakkai ronbunshu, 2015
Absolute Nodal Coordinate Formulation (ANCF) is a kind of finite element method for the flexible multibody system with large deformation and large rotation.
Yoshiki SUGAWARA, Koki TAKEDA, Nobuyuki KOBAYASHI   +2 more
doaj   +1 more source