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Short note: Deep sea water air conditioning
refrigeration and air conditioning updated 6.0 years ago by teamques10 ★ 68k
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Explain equal pressure drop method used in duct designing.
refrigeration and air conditioning updated 6.0 years ago by stanzaa37 • 100
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following data refers air conditioning plant,
refrigeration and air conditioning updated 6.0 years ago by teamques10 ★ 68k
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How to estimate cooling load of a college library. Hence define RSHF, GSHF and ERSHF. explain how to draw RSHF,GSHF and ERSHF lines. Clearly state the assumptions made if any.
refrigeration and air conditioning updated 6.0 years ago by stanzaa37 • 100
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Differentiate Central District and Unitary air conditioning systems
refrigeration and air conditioning updated 6.0 years ago by stanzaa37 • 100
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What is fog? Show on the psychrometric chart when two air streams yield fogged state of air.
refrigeration and air conditioning updated 6.0 years ago by stanzaa37 • 100
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Define WBT, DBT, DPT, RH and ADP
refrigeration and air conditioning updated 6.0 years ago by stanzaa37 • 100
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49k
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Define bypass factor of a cooling coil. What are the factors affecting it?
refrigeration and air conditioning updated 6.0 years ago by stanzaa37 • 100
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Explain difference between Vapor Compression Refrigeration System and Vapor Absorption Refrigeration System.
refrigeration and air conditioning updated 6.0 years ago by stanzaa37 • 100
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Explain the working of two stage compression with water intercooler and subcooler used for vapour compression system.
refrigeration and air conditioning updated 6.0 years ago by stanzaa37 • 100
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What do you understand by Wet Compression? How it can be avoided? Explain any one method
refrigeration and air conditioning updated 6.0 years ago by stanzaa37 • 100
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Explain the working of cooling Tower and define the terms Approach and 'Range' and 'Tower efficiency'.
refrigeration and air conditioning updated 6.0 years ago by stanzaa37 • 100
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Following data is recorded for a reduced ambient air refrigeration system:
refrigeration and air conditioning updated 6.0 years ago by stanzaa37 • 100
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Find i) Mass of air bled from cooling turbine to be used for regenerative cooling ii) Power required for maintaining the cabin at the required condition; and iii) COP of the system.
refrigeration and air conditioning updated 6.0 years ago by stanzaa37 • 100
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What is secondary refrigerant? where it used ? Explain its importance in big ice plant?
refrigeration and air conditioning updated 6.9 years ago by sanketshingote • 100
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A vapour compression system using R12 works between -15 C and 35 C as evaporator and condenser temperature respectively. using P-H chart determine i)COP ii)Mass flow of refrigerant per TR
refrigeration and air conditioning updated 6.9 years ago by sanketshingote • 100
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Draw P-H and T-S diagram when the vapours are superheated at the end of compression and with under cooling of liquid
refrigeration and air conditioning updated 6.9 years ago by sanketshingote • 100
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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 6.9 years ago by sanketshingote • 100
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What are the advantages of air refrigeration for cooling of aircraft?
refrigeration and air conditioning updated 6.9 years ago by sanketshingote • 100
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Define Energy Efficiency Ratio. Write a note on star rating of BEE.
refrigeration and air conditioning updated 6.9 years ago by sanketshingote • 100
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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 6.9 years ago by sanketshingote • 100
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The design conditions for an air conditioned hall is
refrigeration and air conditioning updated 7.7 years ago by sumitvalse • 250
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What are the general rules to be followed in the design of ducts?
refrigeration and air conditioning updated 7.7 years ago by sumitvalse • 250
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An air cooling system for a jet plane cock pit operates on the simple cycle. The cockpit is to be maintained at 25 C. The ambient air pressure and temperature are 0.35 bar and -15 C respectively.
refrigeration and air conditioning updated 7.8 years ago by sumitvalse • 250
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Describe vapour absorption refrigerant system using three fluids.
refrigeration and air conditioning updated 7.8 years ago by sumitvalse • 250
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