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Hysteresis and Mechanical Fatigue
(Universitatea ”Dunărea de Jos” din Galați, 2006)
The material dumping, known also as inner friction or, simply hysteresis, is considered to be related to energy dissipation in the volume of a macro-continuous medium. This phenomenon takes place when a more or less ...
Upon Friction on a Ball Bearing - Outer Raceway Contact - I. Uniform Loading of the Balls
(Universitatea ”Dunărea de Jos” din Galați, 2006)
The paper advances an analytical model to evaluate the effect of micro-slip on the friction losses at the interface of a normally loaded rolling contact. The model validation was done by comparing the theoretical results ...
Singular Points in an Elastic Half-Plane Containing a Circular Hole, Loaded by a Normal Point Force on the Straight Boundary
(Universitatea "Dunărea de Jos" din Galaţi, 2006)
These authors published theoretical results upon the stress state induced in an
elastic half-plane containing a circular hole by a point force applied on its
boundary. The solutions were found in bipolar co-ordinates and ...
Upon Radial Fretting of Dissimilar Materials
(Universitatea ”Dunărea de Jos” din Galați, 2006)
The paper presents a state of the art concerning radial fretting for dissimilar bodies and fretting damage. Four simple fretting models are defined in the literature: tangential, radial, rotational and torsional. Only the ...
Interaction Between Two Unequal Circular Holes Lying in a Sheared Elastic Plane
(Universitatea "Dunărea de Jos" din Galaţi, 2006)
The paper presents an analytic solution for the stress states in an elastic plan
where two unequal circular holes are lying. At infinity, the elastic plane is sheared.
To solve the problem, the authors used bipolar ...