Results 21 to 30 of about 239,946 (296)

Experimental evaluation of the fatigue life of hydraulic gate cast iron rollers

open access: yesEngineering Reports, 2020
Fixed‐wheel gates with wheels mounted on both sides that roll on roller path plates are used in both emergency intake gates and spillway gates in hydrogenerating stations.
Abdul Nabi Lashari   +2 more
doaj   +1 more source

Vision-Guided MPC for Robotic Path Following Using Learned Memory-Augmented Model

open access: yesFrontiers in Robotics and AI, 2021
The control of the interaction between the robot and environment, following a predefined geometric surface path with high accuracy, is a fundamental problem for contact-rich tasks such as machining, polishing, or grinding. Flexible path-following control
Alireza Rastegarpanah   +4 more
doaj   +1 more source

Bootstrapping opportunistic networks using social roles [PDF]

open access: yes, 2011
Opportunistic routing protocols can enable message delivery in disconnected networks of mobile devices. To conserve energy in mobile environments, such routing protocols must minimise unnecessary message-forwarding.
Greg Bigwood   +3 more
core   +1 more source

Learning to steer a locomotion contact planner [PDF]

open access: yes, 2021
International audienceThe combinatorics inherent to the issue of planning legged locomotion can be addressed by decomposing the problem: first, select a guide path abstracting the contacts with a heuristic models; then compute the contact sequence to ...
Nicolas Mansard   +11 more
core   +1 more source

Glenohumeral contact pressure path : an ex-vivo study [PDF]

open access: yes, 2022
Introduction: Rotator cuff tears (RCT) are linked with decreased joint centring in the shoulder. Comprehensive understanding of glenohumeral biomechanics is, however, lacking.
Croci, Eleonora   +6 more
core   +2 more sources

Analysis of initial crack path in fretting fatigue [PDF]

open access: yesFracture and Structural Integrity, 2016
The initial crack path is analysed in a fretting fatigue test with cylindrical contact, where there is a stress gradient and a multiaxial and non-proportional stress state. For this, a cylindrical pad is pressed, with a constant normal load, N, against a
J. Vazquez   +3 more
doaj   +2 more sources

Validation of the Contact with Sexual Minorities Questionnaire [PDF]

open access: yes, 2016
Despite ongoing changes in the national sociopolitical landscape, negative attitudes toward non-heterosexuals continue to permeate throughout our society.
Daboin, Irene
core   +1 more source

Comparative Rolling Contact Behavior of Two APS Coatings with Different Matrix [PDF]

open access: yesArchives of Metallurgy and Materials, 2022
In this study we analyzed the rolling contact fatigue behavior of two types of coatings made by thermal coating, by the method of atmospheric plasma spraying (APS) from two commercially available powders: Ni5Al5Mo and Al2O3 – 13 TiO2. The contact fatigue
D. Chicet   +3 more
doaj   +1 more source

GSR deposition along the bullet path in contact shots to composite models [PDF]

open access: yes, 2010
In contact shots, all the materials emerging from the muzzle (combustion gases, soot, powder grains, and metals from the primer) will be driven into the depth of the entrance wound and the following sections of the bullet track.
Beat P. Kneubuehl   +17 more
core   +1 more source

Thermal contact conductance between additively manufactured carbon fiber reinforced thermoplastic composite: An experimental study

open access: yesCase Studies in Thermal Engineering, 2023
As the additive manufacturing provides an advanced method for fabricating polymeric composite components in thermal engineering applications, the thermal contact conductance (TCC) between the contact composites can become an important problem.
Tian Zhou   +5 more
doaj   +1 more source

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