General Engineering Knowledge Articles includes articles on Auxiliary Machinery, Boilers, Pumps, Air-conditioning & refrigeration etc

Boiler easing gear

Boiler Easing Gear

Boiler Easing Gear Why is it fitted? As per SOLAS chapter II-1 regulation 32 “Every steam boiler and every un-fired steam generator shall be provided with not less than 2 safety valves of adequate capacity. However, having regard to the output or any other features of any boiler or un-fired steam generator, the administration may…

DRY DOCKING COST

  HOW TO PLAN BUDGET FOR DRY DOCKING DRY DOCK COSTING AND BUDGET The commercial operation of bulk carriers tankers and Container vessels follow a pattern of movement or transportation called world wide tramping whereby the ships have to sail in accordance to instructions and directives from charterers and the route programs are not fixed…

propeller shaft Withdrawal,survey assembly

Withdrawal of Propeller shaft, survey and assembly

Withdrawal of Propeller  shaft, survey and assembly propeller shaft Withdrawal,survey assembly propeller shaft Withdrawal,survey assembly .All large  single screw  ocean  going  ships   have   solid flanged  propeller  shafts, which  necessitates  the  withdrawal  of  the  shaft  within  the  machinery    The  Rudder is  ;positioned  just  behind  the  propeller and  hence  prevents  the  outward  withdrawal  of  the  shaft…