Results 31 to 40 of about 1,024,399 (337)

Exponential Decay of Contact-patch Friction Steering Moment with Rolling Speed

open access: yes, 2021
Steering torque is a very important quantity for the driver feeling. In fact, it gives the driver an idea of the road adherence condition during driving. Several models have been developed to simulate shear forces at the contact patch, most of them are based on semi-empirical tire models that account for slip and slip angles. They have good reliability
Jai Prakash   +2 more
openaire   +3 more sources

Experimental Determination of Non-Linear Roll Damping of an FPSO Pure Roll Coupled with Liquid Sloshing in Two-Row Tanks

open access: yesJournal of Marine Science and Engineering, 2020
Wave excited roll motion poses danger for moored offshore vessels such as Floating Production Storage and Offloading (FPSO) because they cannot divert to avoid bad weather.
Jane-Frances Igbadumhe   +3 more
doaj   +1 more source

Primordial Gravitational Waves in Bimetric Gravity [PDF]

open access: yes, 2015
We study primordial tensor power-spectra generated during inflation in bimetric gravity. More precisely, we examine a homogeneous expanding spacetime in a minimal bimetric model with an inflaton and calculate tensor perturbations on the homogeneous ...
Sakakihara, Yuki, Soda, Jiro
core   +2 more sources

Modulation of internal estimates of gravity during and after prolonged roll-tilts. [PDF]

open access: yesPLoS ONE, 2013
Perceived direction of gravity, as assessed by the subjective visual vertical (SVV), shows roll-angle dependent errors that drift over time and a bias upon return to upright.
Alexander A Tarnutzer   +4 more
doaj   +1 more source

A Swiss-Roll-Type Methanol Mini-Steam Reformer for Hydrogen Generation with High Efficiency and Long-Term Durability

open access: yesMicromachines, 2023
This paper proposes a Swiss-roll-type mini-reformer employing a copper–zinc catalyst for high-efficient SRM process. Although the commercially available copper–zinc catalysts commonly used in cylindrical-type reformers provide decent conversion rates in ...
Fan-Gang Tseng   +2 more
doaj   +1 more source

Nonlinear roll damping of a barge with and without liquid cargo in spherical tanks

open access: yesJournal of Ocean Engineering and Science, 2016
Damping plays a significant role on the maximum amplitude of a vessel's roll motion, in particular near the resonant frequency. It is a common practice to predict roll damping using a linear radiation–diffraction code and add that to a linearized viscous
Wenhua Zhao   +3 more
doaj   +1 more source

Power-Law Behavior of Power Spectra in Low Prandtl Number Rayleigh-Benard Convection [PDF]

open access: yes, 2001
The origin of the power-law decay measured in the power spectra of low Prandtl number Rayleigh-Benard convection near the onset of chaos is addressed using long time numerical simulations of the three-dimensional Boussinesq equations in cylindrical ...
A. Libchaber   +20 more
core   +3 more sources

ANALISA PENGARUH KOMPONEN KUADRATIK DAMPING PADA DECAY TEST BUOY TSUNAMI 3.1

open access: yesWave, 2021
Koefisien damping sangat berperan dalam akurasi prediksi gerak suatu benda apung. Dari pengujian decay akan didapatkan komponen koefisien damping linear a dan kuadratik b.
Baharuddin Ali   +3 more
doaj  

Non-linear isocurvature perturbations and non-Gaussianities [PDF]

open access: yes, 2008
We study non-linear primordial adiabatic and isocurvature perturbations and their non-Gaussianity. After giving a general formulation in the context of an extended delta N-formalism, we analyse in detail two illustrative examples.
Alabidi L   +19 more
core   +2 more sources

Investigation of The Value of Spring Constant and Mass on The Efficiency of Moving Mass Devices

open access: yesInternational Journal of Electrical, Energy and Power System Engineering, 2022
Simple configuration and has good efficiency, make a moving mass stabilizer one of the options that can be applied to reduce roll motion on a small vessel.
Muhammad Azmi Taqiuddin   +2 more
doaj   +1 more source

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