Results 31 to 40 of about 63,940 (291)

Asteroseismology of Vibration Powered Neutron Stars [PDF]

open access: yes, 2012
Chapter from the book "Astrophysics", p.287-308. Edited by Ibrahim Kucuk, ISBN 978-953-51-0473-5, InTech, March 3, 2012.Comment: http://cdn.intechopen.com/pdfs/34269/InTech-Asteroseismology_of_vibration_powered_neutron_stars ...
Bastrukov, Sergey   +4 more
core   +3 more sources

Impact torsional behavior and strengthening of reinforced concrete spandrel beams

open access: yesCase Studies in Construction Materials, 2023
The exterior L-shaped spandrel beams frequently experience various forms of eccentric loading that induce torsional stress when used in parking structures.
Noor Ayaad, Nazar Oukaili
doaj   +1 more source

High-performance control of dual-inertia servo-drive systems using low-cost integrated SAW torque transducers [PDF]

open access: yes, 2006
—This paper provides a systematic comparative study of compensation schemes for the coordinated motion control of two-inertia mechanical systems. Specifically, classical proportional–integral (PI), proportional–integral–derivative (PID), and resonance ...
Bingham, Chris   +2 more
core   +1 more source

Stability Analysis of Electromechanical Coupling Torsional Vibration for Wheel-Side Direct-Driven Transmission System under Transmission Clearance and Motor Excitation

open access: yesWorld Electric Vehicle Journal, 2022
The wheel-side direct-driven transmission system (WDTS) is a new intelligent transmission technology, which has significant advantages in high-efficiency and few malfunctions for the electric bus.
Jinyong Ju, Yufei Liu, Chunrui Zhang
doaj   +1 more source

Collision-induced conformational changes in glycine [PDF]

open access: yes, 2005
We present quantum dynamical calculations on the conformational changes of glycine in collisions with the He, Ne, and Ar rare-gas atoms. For two conformer interconversion processes (III-->I and IV-->I), we find that the probability of interconversion is ...
Clary, David C.   +2 more
core   +1 more source

Experimental investigation of torsional vibration isolation using Magneto Rheological Elastomer

open access: yesMATEC Web of Conferences, 2018
Rotating systems suffer from lateral and torsional vibrations which have detrimental effect on the roto-dynamic performance. Many available technologies such as vibration isolators and vibration absorbers deal with the torsional vibrations to a certain ...
Praveen Shenoy K   +3 more
doaj   +2 more sources

Numerical Simulation on Effects of Phase Difference on Rock-Breaking Efficiency Under Compound Impact

open access: yesShiyou jixie, 2023
Previous researches on rock-breaking efficiency under compound impact neglect the effects of the phase difference between axial and torsional impact loads.Therefor,such effects were discussed.The single-cutter rock-breaking numerical model of PDC bit ...
Xi Yan   +5 more
doaj  

Chameleon sequences reveal structural effects in proteins representing micelle‐like distribution of hydrophobicity

open access: yesFEBS Open Bio, EarlyView.
Amino acids sequence of two different proteins with the same sequence (chameleon sequence—black boxes) represent in 3D structure of the proteins different secondary structures: HHHH—helical and BBB—Beta‐structural. The chains folded in water environment adopt different III‐order structures in which the chameleon fragments appear to adopt similar status
Irena Roterman   +4 more
wiley   +1 more source

Torsional Resonance Identification in Turbine-Generator Shaft Due to the Operation of Electric Arc Furnaces at Steel Mills in Bangladesh Power System

open access: yesIEEE Access, 2023
Many steel mills in Bangladesh use electric arc furnaces (EAFs) that can impact the generating units of the country’s power system. The EAFs can cause power quality problems, such as the injection of the sub-synchronous frequencies (SSFs), which ...
Md. Minarul Islam   +5 more
doaj   +1 more source

Preliminary instability-analysis of deepwater riser with fairings [PDF]

open access: yes, 2009
Instability of deepwater riser with fairings is investigated in this study. Despite the advantages over other devices for suppressing vortex-induced-vibration (VIV), fairings may be susceptible to flutter type instability.
Huang, Shan, Khorasanchi, Mahdi
core   +1 more source

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