Transcription of Refrigeration and Air Conditioning
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1 LECTURE NOTES ON Refrigeration and Air Conditioning III B. Tech II semester (JNTUH-R15) Dr. CH V K N S N Moorthy Professor Mr. A Somaiah Assistant Professor DEPARTMENT OF MECHANICAL ENGINEERING INSTITUTE OF AERONAUTICAL ENGINEERING (AUTONOMOUS) DUNDIGAL, HYDERABAD - 500 043 2 UNIT I INTRODUCTION TO Refrigeration 3 Introduction to Refrigeration : For specific applications, efficiencies of both living and non-living beings depend to a great extent on the physical environment. The nature keeps conditions in the physical environment in the dynamic state ranging from one extreme to the other.
The winter air conditioning uses a heat pump (refrigeration system operated in the reverse direction) and a humidifier. Depending upon the comfort of the human beings and the control of environment for the industrial products and processes, air conditioning can also be classified as comfort air conditioning and industrial air conditioning ...
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