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• ### Exercise 3 Moist air at 1 atm. barometric pressure has a dry bulb temperature of 29...

Exercise 3 Moist air at 1 atm. barometric pressure has a dry bulb temperature of 29 C and a wet bulb temperature of 22°C. Using the psychrometric chart and the table for saturated vapor find the following air properties: Pr T- 40 a) the partial pressure of the water vapor b) humidity ratio c) relative humidity d) dew-point temperature e) specific volume ) enthalpy of moist air

• ### Use a psychrometric chart to determine the properties of air under different conditions. 1-Find the properties...

Use a psychrometric chart to determine the properties of air under different conditions. 1-Find the properties of air at 70 degrees F and 50% relative humidity. Find humidity ratio, wet bulb temperature, dew point, enthalpy, and specific volume. 2-Find the properties of air at 55 degrees F and 30% relative humidity. Find humidity ratio, wet bulb temperature, dew point, enthalpy, and specific volume. 3-Air enters a furnace at a dry bulb temperature of 60 degrees F and 50% relative humidity...

• ### the result of air measurements obtained dry bulb temperature 48 C and wet bulb temperature 29...

the result of air measurements obtained dry bulb temperature 48 C and wet bulb temperature 29 C. By using a psychrometric chart, detemine the nature of air aa follows: a. air humidity (%) b. water content (kg water/ kg air) c. specific volume (m³/kg) d. enthalpy (kj/kg) e. condensation temperature (C) If air is in the room 162 m³, determine: f. air weight (dry air and water vapor) g. the amount of the water in the room (kg) pls help...

• ### Moist air is at 80F (26.67C) dry-bulb, 0.0150 lb-w/lb-da (0.0150 kg-w/kg-da) humidity ratio, pressure of 14.696...

Moist air is at 80F (26.67C) dry-bulb, 0.0150 lb-w/lb-da (0.0150 kg-w/kg-da) humidity ratio, pressure of 14.696 psia (101.35 kPa). Determine the dew-point temperature, relative humidity, volume in cu ft/lb-da (cu meters/kg-da), and enthalpy in Btu/lb-da (kJ/kg-da) using the moist air property tables and the ideal gas equations. What error is incurred using the ideal gas approach? Compare these results with the psychrometric charts (available in ASHRAE Fundamentals)

• ### On the psychrometric chart provided mark clearly the point for air with a dry bulb temperature...

On the psychrometric chart provided mark clearly the point for air with a dry bulb temperature of 30oC and a Percentage Saturation of 80%. At this air condition, by referring to the same chart, what are the values of wet bulb temperature, specific volume, moisture content in kg/kg (dry air) and enthalpy. If the air is air-conditioned to 15oC dry bulb and a Percentage Saturation of 60, what is the associated enthalpy drop. NAT BEBE Reduced scale CIBSE psychrometric chart...

• ### What would be the dry bulb temperature, wet bulb temperature, dew point, percent saturation, enthalpy and...

What would be the dry bulb temperature, wet bulb temperature, dew point, percent saturation, enthalpy and humidity ratio would be if the following quantities of air were mixed: 1000 ft3 at 80°F and 70% saturated and 2500 ft3 at 100°F dry bulb and 87°F wet bulb temperature. Show your answer in a psychrometric chart and be sure to turn in your chart. 13)

• ### The atmospheric air 32 °C dry bulb temperature and 70% relative humidity supplied to the cooling...

The atmospheric air 32 °C dry bulb temperature and 70% relative humidity supplied to the cooling coil at a rate of 45m3/min. The air cooling to the saturated state and leaving at a temperature of 16 °C. Determine: a- Specific humidity at each state. b- Wet bulb and dew point temperatures at the final state c- Final relative humidity. d- Mass of water condensed. e- Rate of heat removed from the air in kW. f- Show the process on Psychrometric...

• ### 1. Wet solids pass through a continuous dryer. Hot dry air enters the dryer at a...

1. Wet solids pass through a continuous dryer. Hot dry air enters the dryer at a rate of 400 kg/min and mixes with the water that evaporates from the solids. Humid air leaves the dryer at 50°C containing 2.44 wt% water vapor and passes through a condenser in which it is cooled to 10°C. The pressure is constant at 1 atm throughout the system. a. At what rate (kg/min) is water evaporating in the dryer? b. Use the psychrometric chart...

• ### Name: QUESTION 1 [25 Points] Moist air enters an air conditioning system at a dry bulb...

Name: QUESTION 1 [25 Points] Moist air enters an air conditioning system at a dry bulb temperature T., 30 'C and relative humidity фі80% and exits at a dry bulb temperature T2 179C and relative humidity ф2.50% as shown in the figure below. The condensate exits the system at 15 °C. The mass flow rate of the dry air is 2.5 kg/s. Assume the air is at atmospheric pressure P-101.3 kPa. Cooling coils T-17 C 0-50 % Pp:-6.282 kPa Ti-30...

• ### 11-35.A moist air mixture with a dry bulb temperature of 48°C, a relative humidity of 40...

11-35.A moist air mixture with a dry bulb temperature of 48°C, a relative humidity of 40 percent, and a total pressure of 160 kPa is contained in a rigid vessel having a volume of 1.65 m3. The air is cooled until the dry bulb temperature reaches 23°C. Determine the amount of heat transferred, the final pressure of the air, and the amount of water vapor condensed during the process.