... underwater position detection system for up to 100m water depth. This LBL system consists of at least three floating buoys each of which has a GPS, a pair of ultrasound transmitter and receiver, wireless communication device and a microcomputer board which controls the total procedure. lbl system...

... ABSTRACT A novel non-destructive method for measurement of residual and applied stresses in many materials is discussed that is based on the acousto-elastic theory of interaction of ultrasound with materials. The measurement of residual stresses using the developed system can be conducted...

... advanced technologies, increased emphasis on safety, new environmental legislations, optimised operations with increased fuel efficiency and reduction of emissions (Parida et al., 2015). thermography scenario machinery system vibration assessment marine transportation ship ultrasound...

... is presented. small defect fatigue resistance pittreated specimen artificially test result stress range ultrasound welding compression defect microstructure impact treatment metals & mining specimen weld toe herman as-welded specimen fatigue life statnikov fracture surface steel...

... has proposed the non-destructive inspecting method using ultrasound to detect the delamination of sprayed coating [2-7]. In this study, a sprayed coating morel was mare by acrylic plates and ultrasonic test was I!Pplied to it in orrer to investigate the retecting precision of relamination...