Results 111 to 120 of about 10,253 (230)

Component model reduction via the projection and assembly method [PDF]

open access: yes
The problem of acquiring a simple but sufficiently accurate model of a dynamic system is made more difficult when the dynamic system of interest is a multibody system comprised of several components.
Bernard, Douglas E.
core   +1 more source

Space station attitude disturbance arising from internal motions [PDF]

open access: yes
A source of space station attitude disturbances is identified. The attitude disturbance is driven by internal space station motions and is a direct result of conservation of angular momentum.
Mcclamroch, N. Harris   +1 more
core   +1 more source

High-fidelity Multidisciplinary Sensitivity Analysis and Design Optimization for Rotorcraft Applications [PDF]

open access: yes
A multidisciplinary sensitivity analysis of rotorcraft simulations involving tightly coupled high-fidelity computational fluid dynamics and comprehensive analysis solvers is presented and evaluated.
Bauchau, Olivier A.   +4 more
core   +1 more source

Control and dynamics of a flexible spacecraft during stationkeeping maneuvers [PDF]

open access: yes
A case study of a spacecraft having flexible solar arrays is presented. A stationkeeping attitude control mode using both earth and rate gyro reference signals and a flexible vehicle dynamics modeling and implementation is discussed.
Kang, D. S., Liu, D., Yocum, J.
core   +1 more source

A nonrecursive order N preconditioned conjugate gradient: Range space formulation of MDOF dynamics [PDF]

open access: yes
While excellent progress has been made in deriving algorithms that are efficient for certain combinations of system topologies and concurrent multiprocessing hardware, several issues must be resolved to incorporate transient simulation in the control ...
Kurdila, Andrew J.
core   +1 more source

Dynamic analysis of flexible mechanical systems using LATDYN [PDF]

open access: yes
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   +2 more
core   +1 more source

Mechanical integrators for constrained dynamical systems in flexible multibody dynamics [PDF]

open access: yes, 2006
The primary object of this work is the development of a robust, accurate and efficient time integrator for the dynamics of flexible multibody systems. Particularly a unified framework for the computational dynamics of multibody systems consisting of mass points, rigid bodies and flexible beams forming open kinematic chains or closed loop systems is ...
openaire   +1 more source

MIT Space Engineering Research Center [PDF]

open access: yes
The Space Engineering Research Center (SERC) at MIT, started in Jul. 1988, has completed two years of research. The Center is approaching the operational phase of its first testbed, is midway through the construction of a second testbed, and is in the ...
Crawley, Edward F., Miller, David W.
core   +1 more source

Development and Experimental Validation of a Physics-Based Digital Twin for Railway Freight Wagon Monitoring. [PDF]

open access: yesSensors (Basel)
Cascino A   +7 more
europepmc   +1 more source

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