HEBIN RAJ H
Mechanical Engineer
Abstract
This paper has described the design of a coupled I.C. engine and heat exchangers Here the
heat exchangers are used to absorb the heat from the exhaust gas of the I.C.
engine and liberate to the atmospheric temperature with the help of cooling
water. The aim of paper is to extract approximately 30% of heat from the
exhaust gas of I.C. engine and cool it to the ambient temperature. By this
project we can reduce the global warming.
GENERAL CONSTRUCTION
The thermoacoustic refrigeration system comprises two sections
namely a prime mover (thermoacoustic engine) and a heat pump, within a pressurised
vessel. The pressure vessel contains Helium gas at a mean pressure of 1.2MPa
and it is made by stainless steel and the pipes are made by mild steel.
Working
Exhaust gas from an internal combustion engine is delivered to
the thermoacoustic engine at the left-hand side of the figure. A heat exchanger
is used to extract heat from the gas stream and deliver it to the
thermoacoustic engine. Adjacent to the hot heat exchanger within the
thermoacoustic engine is the prime mover stack.


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