Stuffing box

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PURPOSE OF STUFFING BOX Provides sealing between Scavenge space and CrankcaseUpper section prevents scavenge air & residues from scavenge space entering crankcase Lower section prevents oil carry over by piston rod from crank...

OIL WHIRL

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Oil whirl is a problem related with sleeve type of bearings. This vibration occurs only in the machines equipped with pressure lubricated sleeve bearings & operating at relatively high speed - usually above the...

MODERN LOW-SPEED TWO-STROKE MARINE DIESEL ENGINE DEVELOPMENT PROCESS

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PECULIARITIES OF THE TWO-STROKE ENGINE BUSINESS The two-stroke engine business is characterised by a few peculiarities which have a significant effect on the engine development and design. Firstly, due to decentralised production, the licensee model has...

IMPORTANT DATES

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Conventions:- SOLAS – Came in force on 25th May 1980 MARPOL – Adopted in 1973, Protocol-78, Came in force from 2nd oct. 1983. STCW – Came in force from 28th April 1984. MLC – Adopted in 2006, Came...

MLC AND STCW QUESTIONS AND ANSWERS PART-1

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Q. a) Discuss the rights and expectations of seafarers in relation to occupational safety as per Maritime Labor Convention. b) What are the potential problems that can happen due to differences in age, gender, language,...

TAILSHAFT SURVEY

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Different types of surveys Normal survey : These are the conventional survey processes in which the tail- shaft is completely withdrawn at intervals as detailed in Table:1 and thoroughly examined to the satisfaction of the Recognised...

IMO/ILO/UNECE CODE OF PRACTICE FOR PACKING OF CARGO TRANSPORT UNITS (CTU CODE)

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The 2014 IMO/ILO/UNECE Code of Practice for Packing of Cargo Transport Units (CTU Code), jointly developed by the International Maritime Organization (IMO), the International Labour Organization (ILO) and the United Nations Economic Commission...

OIL DISTRIBUTION WITHIN A JOURNAL BEARING

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If the maximum radial clearance is Cr then Cr = e + Hm where e is the eccentricity between the shaft & bearing centreline and Hm is the minimum clearance(oil film thickness) an eccentricity factor can be...

BRUSHLESS ALTERNATOR

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In this machine slip-rings and brushes are eliminated and excitation is provided not by conventional direct current exciter but by a small alternator. The a.c. exciter has the unusual arrangement of 3phase output windings on the rotor and magnetic...

MLC TITLE 1. MINIMUM REQUIREMENTS FOR SEAFARERS TO WORK ON A SHIP

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Title 1. Minimum requirements for seafarers to work on a ship Regulation 1.1 - Minimum age Regulation 1.2 - Medical certificate Regulation 1.3 – Training and qualifications Regulation 1.4 - Recruitment and placement Regulation 1.1 - Minimum age 1. The employment or work on board...

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