VAPOR ABSORPTION REFRIGERATION QUESTIONS ANSWERS Vapor absorption system can operate without the use of electricity. The heat energy operates the system. Obtain heat by burning of fuel or wood & solar energy. Use of solar energy makes it eco-friendly. It resembles very much with a vapor compression system. It uses different means of compression….
VAPOR COMPRESSION REFRIGERATION QUESTION ANSWERS Question answers on basics of refrigeration increases the level of understanding very deeply. Compressor, condenser, receiver, evaporator are essential components of refrigeration. Condensing unit is motor, compressor, condenser and receiver. Different prime movers run refrigeration units. What is the meaning of condensing unit? Condensing unit is the assembly of motor,…
PSYCHROMETRY SHORT QUESTION ANSWERS CLASS NOTES FOR MECHANICAL ENGINEERING Question answers are helpful in understanding the psychrometry. This also increases clarity. It is useful in design of air conditioning equipment. This also help in overcoming practical difficulties. Q1. Define dry bulb temperature, wet bulb temperature and dew point temperature. Dry bulb temperature, tdb It is temperature…
REFRIGERATOR/HEAT ENGINE/ HEAT PUMP CLASS NOTES Heat engine converts heat into mechanical motion/electricity. Refrigerator produces cooling effect. Heat pump produces heating effect. Q. COMPARE HEAT ENGINE, REFRIGERATOR AND A HEAT PUMP WHEN WORKING ON CARNOT CYCLE OR REVERSE CARNOT CYCLE Heat Engine ηheat engine = (TH—TL)/TL COP refrigerator = TL/(TH–TL) COP heat pump =Th/(TH–TL) In…