ASHRAE PSYCHROMETRIC CHART NO.1 ASHRAE NORMAL TEMPERATURE BAROMETRIC PRESSURE COPYRIGHT 1992 SEA LEVEL 101.325 kPa AMERICAN SOCIETY OF HEATING, REFRIGERATING AND AIR-CONDITIONING ENGINEERS, INC. SENSIBLE HEAT TOTAL HEAT ENTHALPY 10 50 ENTHALPY h, kikg SATURATION TEMPERATURE C 90 25 26 100/ 30 DRY-BULB TEMPERATURE, "C 120 24 110 22 20 100 TEMPERATURE 12 0% RELATIVE HUMIDITY

ASHRAE PSYCHROMETRIC CHART NO.1 ASHRAE NORMAL TEMPERATURE BAROMETRIC PRESSURE COPYRIGHT 1992 SEA LEVEL 101.325 kPa AMERICAN SOCIETY OF HEATING, REFRIGERATING AND AIR-CONDITIONING ENGINEERS, INC. SENSIBLE HEAT TOTAL HEAT ENTHALPY 10 50 ENTHALPY h, kikg SATURATION TEMPERATURE C 90 25 26 100/ 30 DRY-BULB TEMPERATURE, "C 120 24 110 22 20 100 TEMPERATURE 12 0% RELATIVE HUMIDITY

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter28: Special Refrigeration Applications

Section: Chapter Questions

Problem 2RQ

See similar textbooks

Similar questions

Explain the processes of adiabatic cooling and heating.
Air at 25 ° C and 60% RH is heated using a heat exchanger to reach 75 ° C. Using a psychrometric chart, determine a. amount of heat added per m * 3 of initial air = answer (kJ) b. Condensation temperature = answer (° C)
Classify internal combustion engines taking various factors into consideration. What is athermodynamic temperature scale or absolute temperature scale? Explain theestablishment of such a scale.
C heat and mass transfer problem
An Ammonia vapor compression refrigerator has aneffective swept volume of 0.308 m3/min. The condensationand evaporation takes place at 28.9°C and -12.2°C,respectively. There is no undercooling and the gastemperature after compression is 48.9°C. Determine thefollowing.(a) Dryness fraction of vapor entering the compressor(b) Rate of circulation of ammonia in kg/min(c) Rate of extraction of heat in kJ/min(d) Heat rejected in condenser per minute(e) Actual and Theoretical COP
Is induced draft cooling tower a type of evaporative cooling tower? Subject : Heat Transfer
5400 kg of steam is produced per hour at a pressure of 750 kN/m2 in a boiler when feed water at 41.5 C. The dryness fraction of steam at exit is 0.98. The amount of coal burnt per hour is 670 kg of calorific value 31000 kJ/kg. Determine the boiler efficiency and equivalent evaporation.
In an air-conditioning unit 3.5 m3/s air at 27°C dry-bulb temperature, 21°C wet-bulb temperature, and 95 kPa atmospheric pressure enters the unit. The leaving condition of the air is 13°C dry-bulb temperature and 90 percent relative humidity. Calculate the rate of heat removal from the air due to condensate in kW. ANSWER IN DETAILED SOLUTION
A,B heat and mass transfer problem
discuss the effect of the property below in relation to SENSIBLE COOLING process. What if the cooling process is below its dew point temperature?
Pls. Answer thank you! An air conditioned theater is to be maintained at 80°F dry bulb temperature and 50% RH(h = 31.35 Btu/lb). The calculated total sensible heat load in the theater is 620,000 Btu/hr, and the latent heat load is 210,000 Btu/hr. The air mixture at 84oF db and 72°F wb temperature(h = 35.82 Btu/lb) is cooled to 63°F dry bulb and 59°F wet bulb temperature (h = 25.78 Btu/lb)by chilled water cooling coils and delivered as supply air to the theater. Calculate the tons of refrigeration required.
The process of oxidizing air in a humidifier, air at a dry bulb temperature of 25 degrees Celsius and RH 10% increases the RH to 45%. Determine the amount of moisture added to the humidifier per kg of dry air. = (kg of water / kg of air)