Some 28 electric hoists rated at 210 tonnes provide the lifting power. "New Song Thu is the most technologically advanced shipyard in Vietnam today," says Colonel Hai, Chairman the Song Thu Company. "We needed a state of the art shiplift with a proven track record for reliable, predictable...
They also provide large deck areas for passenger use or deployment of research or defence equipment. Hydrofoil craft benefit from reduced resistance by lifting the main hull clear of the water. Air cushion vehicles give the possibility of amphibious operation. The effect of waves on performance is...