2025年轮机长和大管轮面试题目

Interview conducted for C/E&2/E candidate1: What is the plant to ready for manoeuving and departure port?*start the second generator and after all checks, take it on load*The third generator should be kept on standby condition*Essential steps to be noted: Turning engine indicator cocks parameters abnormal noise*Check system FO service and settling tanks diesel oil service tank air system LO system T/C CW system checking the fuel regulating gear & starting system* slow turning the engine*this must be carried out to prevent damage caused by fluid in one of the cylinders and to check the reversing mechanism*Before beginning the slow turning obtain permission from the bridge2 what items to be analysis on lube oil?*Specific gravity viscosity flash point TAN(total acid number)SAN(strong acid number) alkalinity TBN( total base number) water content Conradson carbon ash insoluble3 what cause of exhaust temperature rises in all cylinders?* Increased scavenge air temperature owing to inadequate air cooler function*Fouled air and gas passages*Inadequate fuel oil cleaning or alerted combustion characteristics of fuel*wrong position of camshaft4 what causes of high turbocharger speed?*Fouled air filter(early stage of unloading the compressor)*Fire (early stage) in the exhaust check immediately.5 what causes of cylinder knocking?*Fuel timing too far advanced*fuel injector valve needle sticking at open position*Excessive carbon built up on the crown*Broken exhaust valve*Mechanical damage in the3 cylinder6 what action to be taken of crankcase mist detector alarm (never cut out mist detector potentially dangerous)?*Inform bridge and C/E*Stay away from crankcases*slowdown and stop*start turning gear immediately for at least 30 minutes t...