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MV1255 MARINE REFRIGERATION AND AIR CONDITIONING
Posted Date: 25 Apr 2008 Resource Type: Articles/Knowledge Sharing Category: Syllabus
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Posted By: Nithya Krishna Member Level: Gold
Rating:  Points: 5
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MV1255 MARINE REFRIGERATION AND AIR CONDITIONING
UNIT I
Reciprocating Compressors: Ideal cycle for compressors work transfer in a single stage compressors – Mass flow – volume flow – Free air Delivery – Effect of clearance and Volumetric efficiency in single stage compressors. Multi stage compression neglecting clearance volume. Condition for minimum work input and perfect inter cooling. Tandem in line arrangements in compressors. Air motors.
UNIT II
Basic Refrigeration and Air Conditioning: Reversed Carnot cycle – Vapour compression cycle – Refrigerating effect – Co-efficient of performance – Cooling capacity – Refrigerants used in marine practice and their justification - Rating of Refrigeration plant – Methods for improving C.O.P. – use of vapour Tables – Applied Problems.
UNIT III
Marine Refrigerating Plants; Typical marine Refrigerating plants with multiple compression and evaporator system – heat pump cycles – Refrigeration in Liquefied gas carriers – Applied problems.
UNIT IV
Marine Air Conditioning: Principles of Air conditioning – Psychrometric properties of air – comfort conditions – control of humidity – airflow and A.C. Capacity – Calculation for ships plants.
UNIT V
Basic design of Heat Exchangers: Introduction - Types - LMTD and NTU method - Double-pipe, Shell and Tube type, Condensor and Evaporator - Problems
TEXT BOOKS
1. Arora C.P., “Refrigeration & Air Conditioning”, 1st Edition, Sri Eswar Enterprises, Chennai, 1993.
2. Stoecker, Wilbert .F Jones, Jerold. W., “Refrigeration and Air Conditioning”, 2nd Edition, Tata McGraw-Hill, Delhi, 1985.
REFERENCES
1. D.A. Taylor, “Introduction to Marine Engineering”, 2nd Edition, Butter Worth, London, 1993.
2. J.R. Stott, “Refrigerating Machinery and Air Conditioning Plant”, 1st Edition, The Institute of Marine Engineers, London, 1974, Reprint 1998.
1255 MARINE REFRIGERATION AND AIR CONDITIONING
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