Dr. Sunil M. PatelTRIDEV CHAYAL2018-01-032018-01-032016http://krishikosh.egranth.ac.in/handle/1/5810038712The milk production of India has reached to 136.7 million tons per annum in the year 2014-2015, accounting for more than 17 % of world’s total milk production. Global total primary energy supply (TPES) more than doubled between 1971 and 2012, mainly relying on fossil fuels. India emits more than 5% of global CO2 emissions and shows a clear trend of rapid increase of CO2 emissions have tripled between 1990 and 2011 (IEA,2013). Energy conservation in dairy industry is more important not only to reduce the processing cost but also to reduce the emission of green-house gases in the environment. The electric heat pump (EHP) technology is comes into the existence as green technology to fulfil the hot and cold water requirement in the food industry. Heat pump is a device which can upgrade ambient heat from different sustainable sources such as air, water, ground and waste heat, to utilisable form.enEvaluationThesis