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MV1405 MARINE AUXILLARY MACHINERY II
UNIT I
Pollution Prevention: Oily water separators their construction and operation – use of coalesces – prevention of oil pollution and various international requirements – (MARPOL ACT).
Other shipboard equipments: Incinerators – Sewage Treatment plant – Principle of Operation, Construction, Maintenance, and Fault finding analysis.
UNIT II
Deck Machinery: Various types of deck machinery used in ships e.g. – Deck cranes winches and windlass – their requirements – Operation and maintenance. Hatch covers – different types of stabilizers – bow thrusters.
Oil purification: Theory of oil purification, Principles of operation and construction of different Centrifuges for heavy fuel and lubricating oil.
Blowers and Compressors: Operational and Constructional details of blowers and compressors used on board ships – uses of compressed air.
UNIT III
Shafting: Methods of shaft alignment, constructional details and working of thrust block. Intermediate shaft bearing and stern tube bearing. Oil and water lubricated stern tubes. Sealing glands. Stresses in Tail end shaft, intermediate shaft and thrust shaft.
UNIT IV
Drydocking: Methods of Drydocking of ships – inspection and routine overhauling of underwater fittings and hull – Measurement of clearances and drops – Removal and fitting of propellers and rudders, main and stern tubes – inspection and maintenance.
UNIT V
Noise and Vibrations: Elements of aerodynamics and hydrodynamics sound – Noise sources on ships and noise suppression techniques – Noise level measurement – various modes of vibration in a ship (i.e. free forced, transverse, axial, torsion – their sources and effects). Resonance and critical speed – Structure borne and air borne – vibration – anti vibration mountings of machineries – detuners – dampers with reference to torsion vibrations dampers – use of torsionographs.
TEXT BOOKS
1. D.W. Smith, “Marine Auxiliary Machinery”, 6th Edition, Butter worths, London, 1987.
2. H.D. McGeorge, “Marine Auxiliary Machinery”, 7th Edition, Butter worth, London, 2001.
REFERENCES
1. H.D. McGeorge, “General Engineering Knowledge”, 3rd edition, Butter worth – Heineman, London, 1991.
2. Vikram Gokhale, N. Nanda, “Advanced Marine Engineering Knowledge Vol. II”, 2nd Edition, Engineer Enterprises, Mumbai, 2001.
3. Vikram Gokhale & N. Nanda, “Marine Engineering Knowledge for Junior Engineers, 3rd Edition, Engineer Enterprises, Mumbai, 1999.
4. Leslie Jackson, “Engineering Knowledge for Marine Engineers Vol-8”, 4th Edition, Thomas Reed Publications, London, 1986.
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