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A vapour compression system using R134A works between -10 C and 36 C as evaporator and condenser temperature respectively. Using P-H chart determine i) COP
refrigeration and air conditioning updated 3.4 years ago by sagarkolekar ★ 11k
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What do you understand by 'Defrosting' ? Classify defrosting methods and explain the working of any one defrosting methods with the help of neat diagram
refrigeration and air conditioning updated 3.4 years ago by sagarkolekar ★ 11k
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Draw a neat sketch of Year Round Air Conditioning and explain working of its component.
refrigeration and air conditioning updated 3.6 years ago by sagarkolekar ★ 11k
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Calculate: i) Dew Point Temperature ii) Relative Humidity iii) Specific Humidity iv) Degree of Saturation v) Enthalpy of mixture per Kg of dry air.
refrigeration and air conditioning updated 3.4 years ago by sagarkolekar ★ 11k
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Describe how solid $CO_2$ is manufactured in detail
refrigeration and air conditioning updated 3.4 years ago by sagarkolekar ★ 11k
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Draw and explain schematic diagram and T-S diagram for the Boot strap air cooling system
refrigeration and air conditioning updated 3.4 years ago by sagarkolekar ★ 11k
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Explain cascade refrigerating system?
refrigeration and air conditioning updated 3.4 years ago by sagarkolekar ★ 11k
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What are the different types of compressors used in refrigeration and air conditioning practice? Discuss them.
refrigeration and air conditioning updated 3.5 years ago by sagarkolekar ★ 11k
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A vapour compression system using Ammonia works between -25$^{\circ}$C and 40$^{\circ}$C as evaporator and condenser temperature respectively. Using P-h Chart, determine
refrigeration and air conditioning updated 3.5 years ago by sagarkolekar ★ 11k
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100 kW power is used for refrigeration system working on bootstrap air refrigeration cycle. Required data are given below:
refrigeration and air conditioning updated 3.5 years ago by sagarkolekar ★ 11k
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Draw Simple Vapour Compression Cycle P-h diagram and explain the processes.
refrigeration and air conditioning updated 3.5 years ago by sagarkolekar ★ 11k
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Describe cooling towers with important performance related terms.
refrigeration and air conditioning updated 7.9 years ago by sanketshingote • 100
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A reversed Carnot cycle air conditioner of capacity 1TR operated with evaporator coil temperature t 0 =7$^{\circ}$C.
refrigeration and air conditioning updated 3.6 years ago by sagarkolekar ★ 11k
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Dairy and food processing
refrigeration and air conditioning updated 3.6 years ago by sagarkolekar ★ 11k
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A bootstrap air refrigeration system of 30 TR capacity is used for an aeroplane flying at an altitude of 2000 m. The ambient air pressure and temperature are 0.8 bar and 0$^{\circ}$C.
refrigeration and air conditioning updated 3.6 years ago by sagarkolekar ★ 11k
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A regenerative air refrigeration system for an aeroplane is designed to take a load of 25 TR. The temperature and pressure Conditions for atmosphere are 5$^{\circ}$C and 0.85 bar.
refrigeration and air conditioning updated 3.6 years ago by sagarkolekar ★ 11k
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vortex tube refrigeration
refrigeration and air conditioning updated 3.6 years ago by sagarkolekar ★ 11k
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Global warning and refrigerants
refrigeration and air conditioning updated 3.7 years ago by sagarkolekar ★ 11k
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Write Short note on Theremoelectric Refrigerant.
refrigeration and air conditioning updated 3.7 years ago by sagarkolekar ★ 11k
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Discuss why refrigerators are so selected that evaporator pressure and condenser pressures are greater than atmospheric pressure?
refrigeration and air conditioning updated 7.9 years ago by sanketshingote • 100
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The following data refers to simple air refrigeration cycle of 20 TR capacity.
refrigeration and air conditioning updated 3.6 years ago by sagarkolekar ★ 11k
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Explain in detail the commercial refrigeration system used in an ice plant.
refrigeration and air conditioning updated 3.9 years ago by sagarkolekar ★ 11k
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Define the following terms: i) ODP ii) GWP iii) LCCP
refrigeration and air conditioning updated 3.9 years ago by sagarkolekar ★ 11k
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Discuss the necessity of phasing out of CFC refrigerants. List the alternative refrigerants.
refrigeration and air conditioning updated 3.9 years ago by sagarkolekar ★ 11k
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Explain the ozone depletion and global warming issues. Discuss desirable properties of good refrigerant and designation of refrigerant with example.
refrigeration and air conditioning updated 3.9 years ago by sagarkolekar ★ 11k
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