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Refrigeration And Air Conditioning

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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 3.2 years ago by sagarkolekar ★ 11k
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A sling psychrometer reads 40$^{\circ}$C DBT and 28$^{\circ}$C WBT. When atmospheric pressure is 750 mm of Hg. Calculate using Steam Table only.
refrigeration and air conditioning updated 3.2 years ago by sagarkolekar ★ 11k
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vortex tube refrigeration
refrigeration and air conditioning updated 3.2 years ago by sagarkolekar ★ 11k
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Discuss advantages of vapour Absorption refrigeration system over vapour compression refrigeration system system.
refrigeration and air conditioning updated 3.2 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 3.2 years ago by sagarkolekar ★ 11k
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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 3.2 years ago by sagarkolekar ★ 11k
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The following data refers to simple air refrigeration cycle of 20 TR capacity.
refrigeration and air conditioning updated 3.2 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 7.4 years ago by sanketshingote • 100
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A reversed Carnot cycle air conditioner of capacity 1TR operated with evaporator coil temperature $t_0=7^o$C. the surrounding air $43^o$C is used as a cooling medium rising to temperature of $53^o$C.
refrigeration and air conditioning updated 3.2 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 3.0 years ago by sagarkolekar ★ 11k
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What are sources of cooling load for restaurant ? Explain in details.
refrigeration and air conditioning updated 3.2 years ago by sagarkolekar ★ 11k
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Dairy and food processing
refrigeration and air conditioning updated 3.2 years ago by sagarkolekar ★ 11k
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Calculate the power required to run the refrigerator in case it produces 1000 kg of ice per hour at $-5^0$C
refrigeration and air conditioning updated 3.2 years ago by binitamayekar ★ 6.7k
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The room sensible and latent heat loads for an air conditioned space are 50 kW and 10 kW respectively.
refrigeration and air conditioning updated 3.0 years ago by sagarkolekar ★ 11k
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In a laboratory test, psychrometer recorded as a DBT as 34$^{\circ}$C and wet bulb of 26$^{\circ}$C. Without using psychromertric chart determine,
refrigeration and air conditioning updated 3.0 years ago by sagarkolekar ★ 11k
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The following data refer to an air conditioner space: Outdoor condition - $38^\circ C, 50\% RH$ Room condition - $24^\circ C, 50\% RH$
refrigeration and air conditioning updated 6.2 years ago by teamques10 ★ 70k
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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 3.0 years ago by sagarkolekar ★ 11k
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Determine i) Supply air flow rate ii) Outside air sensible heat iii) Outside air latent heat and iv) Grand total heat.
refrigeration and air conditioning updated 3.2 years ago by sagarkolekar ★ 11k
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What is human comfort ? Explain with help of ASHRAE Comfort chart.
refrigeration and air conditioning updated 3.2 years ago by sagarkolekar ★ 11k
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A vapour compression system using R12 works between -15$^{\circ}$C and 35$^{\circ}$C as evaporator and condenser temperature respectively.
refrigeration and air conditioning updated 3.0 years ago by sagarkolekar ★ 11k
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Discuss the effect of change in evaporator and condenser pressure on the performance of standard VCR cycle with the help of P-h diagram.
refrigeration and air conditioning updated 3.5 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 3.2 years ago by sagarkolekar ★ 11k
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What are eco-friendly refrigerant? Discuss with examples.
refrigeration and air conditioning updated 3.2 years ago by sagarkolekar ★ 11k
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DART rating of Air Refrigeration System.
refrigeration and air conditioning updated 3.2 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 3.0 years ago by sagarkolekar ★ 11k
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