Results 21 to 30 of about 1,323,875 (234)

Kinematic Analysis and Gait Planning of a Novel Rigid–Flexible Coupling Rolling Mechanism

open access: yesMachines
A novel rigid–flexible coupling rolling mechanism is proposed, which is composed of three planar 3R branched chains, two triangular flexible joints and three flexible cables.
Haibao Gao, Ruiqin Li, Zehui Li
doaj   +1 more source

Experimental Study on Heat Transfer Characteristics of Rod Bundle Channel in Natural Circulation under Rolling Motion Condition

open access: yesYuanzineng kexue jishu
Affected by sea wind and waves, the floating nuclear power plant (FNPP) would be in rolling motion during operation. The rolling motion will introduce fluctuated inertial force periodically, resulting in periodic thermal and hydraulic parameters ...
LI Xin1, WANG Shuang1, TAN Sichao1, , QIAO Shouxu1, TIAN Ruifeng1, CHENG Kun2
doaj   +1 more source

Single Phase Natural Circulation Behaviors of the Integral Type Marine Reactor Simulator under Rolling Motion Condition

open access: yesScience and Technology of Nuclear Installations, 2015
During operation in the sea the reactor natural circulation behaviors are affected by ship rolling motion. The development of an analysis code and the natural circulation behaviors of a reactor simulator under rolling motion are described in this paper ...
Hou-jun Gong   +3 more
doaj   +1 more source

Effects of self-myofascial release interventions with or without sliding pressures on skin temperature, range of motion and perceived well-being: a randomized control pilot trial

open access: yesBMC Sports Science, Medicine and Rehabilitation, 2021
Background Self-myofascial release is an emerging technique in strength and conditioning. Yet, there is no consensus regarding optimal practice guidelines. Here, we investigated the acute effects of various foam rolling interventions targeting quadriceps
Yann Kerautret   +4 more
doaj   +1 more source

Rolling motion of an elastic cylinder induced by elastic strain gradients

open access: yes, 2014
Recent experiment shows that an elastic strain gradient field can be utilized to transport spherical particles on a stretchable substrate by rolling, inspired by which a generalized plane-strain Johnson-Kendall-Roberts model is developed in this paper in
Lei Chen   +3 more
core   +1 more source

The Forward Kinematics of Rolling Contact of Spacelike Surfaces in Lorentzian 3-Space

open access: yesCumhuriyet Science Journal, 2018
In thispaper, we investigate the forward kinematics of spin-rolling motion withoutsliding of one spacelike surface on another spacelike surface along thespacelike contact trajectory curves of the surfaces in Lorentzian 3-space.
Mehmet Aydınalp   +2 more
doaj   +1 more source

Research on Influence of Tank Sloshing on Ship Motion Response under Different Wavelengths

open access: yesApplied Sciences, 2022
The motion of the liquid-carrying ship under waves is simultaneously affected by the external wave moment and the sloshing moment of the internal tank, which makes the motion of the ship more complicated.
Xinsheng Fan, Zhenhong Hu, Xing Zheng
doaj   +1 more source

Residual stress field of HIPed silicon nitride rolling elements [PDF]

open access: yes, 2002
The residual stress field of HIPed Si3N4 rolling elements were studied. Two kinds of HIPed Si3N4 ball blanks self-finished at different nominal lapping loads ranging from 1.3 to 10.87 kgf/ball and four kinds of commercially finished 1/2 in (12.7 mm ...
Kang, J, Tobe, S, Hadfield, M
core   +1 more source

Student understanding of rotational and rolling motion concepts

open access: yesPhysical Review Special Topics. Physics Education Research, 2005
We investigated the common difficulties that students have with concepts related to rotational and rolling motion covered in the introductory physics courses.
Chandralekha Singh, Lorenzo G. Rimoldini
doaj   +2 more sources

Study on the Accessibility Impact of Anti-Rolling Tank on the Offshore Wind O&M Gangway

open access: yesJournal of Marine Science and Engineering, 2023
In order to improve the accessibility of offshore wind O&M gangway in complex sea conditions, a control method for the controllable anti-rolling tank based on wavelet neural network period prediction is proposed in this paper.
Songtao Zhang   +4 more
doaj   +1 more source

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