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Winter and All year (complete) Air Conditioning Systems
refrigeration and air conditioning updated 6.8 years ago by goodboyrock821 • 0
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Numericals on RAC-1
refrigeration and air conditioning updated 4.0 years ago by teamques10 ★ 70k
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Numericals on RAC-2
refrigeration and air conditioning updated 6.8 years ago by teamques10 ★ 70k
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Determine the speed of the aircraft if its sound is heard 4 seconds after its passage over the head of an observer.
refrigeration and air conditioning updated 3.8 years ago by thambisrilalith126 • 20
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Explain the need for aircraft air refrigeration.
refrigeration and air conditioning updated 4.0 years ago by krithikkm200 • 10
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Determine for the ideal cycle:$ \ \ \ \ $ i. C.O.P. $ \ \ $ ii. Mass of air circulated per min $ \ \ $ iii. Theoretical piston displacement of compressor and expander $ \ \ $ iv. Net power per TR
refrigeration and air conditioning updated 4.0 years ago by krithikkm200 • 10
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Short note: Aircraft air refrigeration system- types and explain any one type in brief with sketch.
refrigeration and air conditioning updated 4.0 years ago by krithikkm200 • 10
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Define ton of refrigeration. Name the different types of systems used for cooling of aircraft cabin.
refrigeration and air conditioning updated 4.0 years ago by krithikkm200 • 10
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Explain a Boot strap type aircraft refrigeration system with a neat schematic diagram and T-S diagram.
refrigeration and air conditioning updated 4.0 years ago by krithikkm200 • 10
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Explain working of simple air refrigeration cycle and represent the same on T-S chart.
refrigeration and air conditioning updated 4.0 years ago by krithikkm200 • 10
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Discuss the below statement $''$Refrigeration can be produced either by expansion of a gas or throttling of gas$''$.
refrigeration and air conditioning updated 4.0 years ago by krithikkm200 • 10
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Determine ideal efficiency of carnot engine and ideal COP of carnot refrigerator
refrigeration and air conditioning updated 4.0 years ago by krithikkm200 • 10
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Derive the COP equation for the Carnot refrigeration cycle. Also write the practical difficulties with Carnot refrigeration system.
refrigeration and air conditioning updated 4.0 years ago by krithikkm200 • 10
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COP of the system.
refrigeration and air conditioning updated 4.0 years ago by krithikkm200 • 10
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Name the different types of air refrigeration systems used for the cooling of the aircraft cabin. Draw bootstrap air refrigeration cycle with neat schematic and T-S diagram.
refrigeration and air conditioning updated 9.5 years ago by juilee • 100
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Define Refrigeration and it$'$s applications.
refrigeration and air conditioning updated 4.0 years ago by krithikkm200 • 10
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22k
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State merits and demerits of an air refrigeration system.
refrigeration and air conditioning updated 4.0 years ago by krithikkm200 • 10
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A machine working on a Carnot cycle operates between 310 K and 250 K. Determine COP when it is operated as i) A refrigerating machine ii) A heat pump
refrigeration and air conditioning updated 8.1 years ago by ddigantarroy • 0
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Define ton of refrigeration. If the COP of a 1.5 TR window air conditioner is 3.3, calculate how much power will the compressor consume?
refrigeration and air conditioning updated 4.0 years ago by krithikkm200 • 10
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Determine - i) mass flow rate of air circulated to the cabin ii) net power delivered to the refrigeration system iii) COP of system.
refrigeration and air conditioning updated 8.1 years ago by ddigantarroy • 0
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Compare flooded and dry expansion evaporators.
refrigeration and air conditioning updated 4.0 years ago by krithikkm200 • 10
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57k
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What are the advantages of multistage compression?
refrigeration and air conditioning updated 4.0 years ago by krithikkm200 • 10
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Draw T-S and P-H diagram of sub-cooled and super heat vapour compression refrigeration cycle and name the processes.
refrigeration and air conditioning updated 4.0 years ago by krithikkm200 • 10
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$''$Intercooling during multistaging compression is effective with $NH_3$ as refrigerant than $R_{12}''$. Comment.
refrigeration and air conditioning updated 4.0 years ago by krithikkm200 • 10
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find: i. Mass of air bled from cooling turbine to be used for regenerative cooling ii. Power required for maintaining cabin at required condition iii. C.O.P. of system
refrigeration and air conditioning updated 4.0 years ago by krithikkm200 • 10
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