Lloyd's Register (LR) gives shipowners and operators a new tool to help assess designs and reduce the risk of fatigue damage in the hull structures of their ice-strengthened vessels. The development ...

Material fatigue is generally considered the most-common failure mode for welded parts and structures subject to dynamic loads and stresses. The two previous articles in this series delved into the ...

Image courtesy Light Structures Image courtesy Light Structures The Author: Terje Sannerud, Chief Commercial Officer, has worked at Light Structures for eight years. He is responsible for all ...

A few guidelines show how to correctly use FEA stresses to find reasonable margins of safety. Although finite-element analysis has become an indispensable part of engineering, a few users knock it ...

EPRI (Electric Power Research Institute) reports that 7FA gas turbines have a rotor life of about 144,000 hours, or 5,000 starts. The primary life-limiting factor is high cycle fatigue cracks ...