1.What are the relative humidity, humidity ratio, dew point, and enthalpy for a condition where the dry‐bulb temperature is 95 oF and the wet‐bulb temperature is 70 oF?
2.What are the relative humidity, enthalpy and humidity ratio of moist air with the dry bulb temperature of 26.5 oC and dew point of 15 oC?
1.What are the relative humidity, humidity ratio, dew point, and enthalpy for a condition where the...
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...
Exercise 2 Moist air at 1 atm. barometric pressure has a dry bulb temperature of 40°C and a wet bulb temperature of 320C. Using both the equations for the moist air properties and the psychrometric chart find: g) the partial pressure of the water vapor h) humidity ratio i) relative humidity j) dew-point temperature k) specific volume 1) enthalpy of moist air Insert the data and the results from the chart in the following table: Enthalpy Specific kJ/kg m/kg Humidity...
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)
Please Make a clear answer. A sample of moist air has a relative humidity and dew point of 60% and 5 °C, respectively. Find the air dry bulb temperature and humidity ratio. Assume the sample exists at atmospheric pressure. (0.0056, 13 °C)
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
a) Define relative humidity (2 marks) b) Describe the relation between relative humidity, the capacity of air to hold moisture a ambient temperature. (2 marks) c) Moist air at 22°C and a wet bulb temperature of 9°C enters a steam spray humidifier. The mass flow of the dry air is 90 kg/min. Saturated water vapor at 110 °C is injected into the mixture at a rate of 52 kg/hr. There is no heat transfer with the surroundings, and the pressure...
Theo To calculate the humidity ratio [kg(v)/kg(a)] of moist air one would use the following equation ry (2501-2.38IT..006(T -T 2501-1.805T-4.186T where Tab is the dry bulb temperature [C] and Twb is the wet bulb temperature [C swb is the saturated humidity ratio evaluated at wet bulb temperature. It is determined by 0.6219 P-P (T where Psar(Twb) is the water saturation pressure at wet bulb temperature An approximation is the following (T)6.102T) where Psat is in millibars. (1 mb 100 Pa)...
1. The specific heat of water is 1.0 Btu/lb * °F and its density is 62.4 lb/ft3. Determine the specific heat capacity of water. 2.The specific heat of concrete is 0.27 Btu/lb * °F and its density is 140.0lb/ft3. Determine the specific heat capacity of concrete. 3. Moist air (at sea level) is at a dry bulb temperature of 80°F and a wet bulb temperature of 67°F. Find the relative humidity and the dew point temperature. 4.The wet bulb thermometer...
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...
The weather report indicates that the temperature outside is 15°C with a relative humidity of 75%. Using this information, provide the following: a) Wet bulb temperature b) Dew point temperature c) Moisture content of the outside air d) Specific volume of the outside air e) Enthalpy of the outside air f) How much moisture would you need to add to the air in order to saturate it? (Give this answer in kg moisture/kg dry air). g) The air temperature in...