Answered: So if you have to get values from the…

So if you have to get values from the psychometric chart but only given indoor design temperature at 23.9 degrees celcius and 50% relative humidity, how do you get the humidity ratio and other values

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

Chapter34: Indoor Air Quality

Section: Chapter Questions

Problem 17RQ: The recommended relative humidity for a home is between A. 500/0 and 70%. B. and 40%. C. and 50%. D....

See similar textbooks

Related questions

Q: The pressure, dry bulb temperature and relative humidity of air in a room are 1 bar, 30 degrees * C…

A: Giventotal pressure P=1bar=100kPaTemperature T=30oCrelative humidity ϕ=70%=0.70saturated pressure at…

Q: There are 500 cubic meter per min of atmospheric air initially at 25 C dry bulb temperature…

Q: 1.5 kg of air is compressed at a pressure of 7 barg(gauge pressure). The isentropic index is…

Q: 1. Moist air has a dry bulb temperature of 110 F and a wet bulb temperature of 87 F. The air is at a…

A: Note: Since you have posted a question with multiple sub-parts, we will solve first three sub- parts…

Q: Moist air is heated to 34°C without adding water, 3°C to dry bulb and 2°C to wet bulb temperature).…

Q: . Note Wet bulb temperature is 95 degrees F, RH 35%. Calculate dry bulb temperature, dew point,…

A: Given: Wet bulb temperature is 95 degrees F. Relative humidity is 35%.

Q: uring performances, a theatre experiences a sensible heat load of 500,000 Btu/hr and moisture load…

Q: A saturated mixture contains 100 lb of dry air. How much heat is required (BTU) to raise the dry…

A: Given: m=100 lb dry airT1=30°FT2=70°F The specific heat for dry air is cp=0.2388 Btu/lb.F

Q: A mixture consısting of air and water at 16°C and 0.72 relative humidity at a pressure of 101.3 kPa…

Q: The air washer operation line on the Psychometric chart follows a constant * O specific humidity…

A: GIVEN DATA A MCQ QUESTION GIVEN ABOUT AIR WASHER WE HAVE TO CHOOSE CORRECT OPTION

Q: H. PERCENT SATURATION The ratio of the air humidity ratio, W, to the humidity ratio, Ws of saturated…

Q: The figure shows a spray dryer operating at steady state. The mixture of liquid water and suspended…

Q: Using PSYCHROMETRIC CHART, find the unknown properties of the following conditions below:…

A: Pair=97.6kPa, P=100 kPa and tdry = 35oC

Q: 1- Moist air is passed through a cooling section where it is cooled and dehumidified. How do (a) the…

A: 1. Moist air is passed through a cooling section where it is cooled and dehumidified. (a) specific…

Q: 42. At 30°C, air-vapor mixture has a relative humidity of 80%. Find the humidity ratio if barometric…

Q: standard atmospheric pressure and tdb = 25°C and 90% RH. Compute a.) dew point temperature b.)…

Q: The amount of water carried by air in a cooling tower is 15 lb/min. The change in humidity ratio in…

Q: Use the moisture curve to estimate the relative humidity (R.H.) and absolute humidity (A.H.) at each…

A: relative humidity (dew point) at step 1 = 100% step 2 = 100% step 3 =100%

Q: If the air temperature is 85°F, what is the water vapor pressure corresponding to a relative…

Q: 2- A sample of moist air has DBT of 24 °C and at a saturation state , find using Psych. chart: a-…

Q: At a climate station, air pressure is measured as 100 kPa, air temperature as 24°C, and the wet-bulb…

A: Given Data: The pressure of the air, P=100 kPa Air temperature, Ta=24°C

Q: Calculate the amount of water vapor

Q: A horizontal move to the right on the psychrometric chart corresponds to which of the…

Q: Q1/ From Humidity chart calculate: a- The initial absolute humidity and relative humidity. b- The…

Q: The use of a stream of 30 m3/h (total) of exhaust air at 5% (percentage) of humidity and 80ºC will…

Q: In an auditorium a temperature should not exceed 23 deg C and 55% relative humidity, total occupancy…

A: Given: The auditorium temperature, T1 = 23 C The relative humidity, RH = 55% The number of people, N…

Q: Part b) You can use psychrometric chart to solve this part of the question. (while submitting file…

A: Given: Flowrate of stream 1 (Q1)=0.1m3/s Dry bulb temperature of stream 1 (Td1)=10°C Relative…

Q: A rice warchouse is air conditioned at 25 "C under atmospheric pressure along with a specific…

A: Warehouse air temperature, T=25oC Specific humidity of air, ω=0.015 kg moisture/kg dry air Rice,…

Q: Moist air at 50°C and 60% relative humidity is heated to 80°C. What are the initial and final…

A: The properties of the air corresponding to 50 degrees Celsius and 60% relative humidity from the…

Q: Measured indoor conditions of a room are: T db = 22 °C, 50% relative humidity. The local pressure is…

A: Given that, Dry bulb temperature, Tdb=22 °C,Relative humidity, ϕ=50 %,Local pressure, P=1 atm,…

Q: Examples : 1- A sample of moist air has a DBT of 43 °C and WBT of 29 °C , find using the psych.…

A: Given Data Td=43°C Tw=29°C

Q: How do you calculate relative humidity (RH) when given actual vapor pressure and water vapor…

A: It is required to express relative humidity

Q: The 200 cfm fresh air T = 80 F, relative humidity 80%, mix with 100 cfm T = 75 F, relative humidity…

Q: The relative humidity is what? A) The amount of water vapor in the air divided by the maximum amount…

A: The relative humidity is what? Answer: A) The amount of water vapor in the air divided by the…

Q: A moist air (10.1 kg) with humidity 0.01 mixed wi super heated water vapour, if 0.1 kg uniformly. Th…

A: Given:mass of moist air, ma=10.1 kgHumidity mixed, wa=0.01mass of super heated water vapor, mw=0.1…

Q: Outdoor air at 35°C dry-bulb and 19°C dewpoint temperatures are to be mixed with room air at 26°C…

Q: 1. 1.5 kg of air is compressed at a pressure of 7 barg(gauge pressure). The isentropic index…

Q: dry bulb temperature of 30° C and 60% relative humidity, The saturation pressure of water at 30° C…

Q: uring humidification process, __________ increases. (A) Wet bulb temperature (B) Relative humidity…

A: Given: Humidification process= In this process moisture content is added to the air without…

Q: 3.21 In a mixing process of two streams of air, 10,000 cfm of air at 75°F and 50% RH mix with 4000…

Q: 3.7 Air is heated to 80°F (26.7°C) without adding water, from 60°F (15.6°C) dry-bulb and 50°F (10°C)…

A: We have given

Q: Q.1 A mixture of dry air and water vapor is at a temperature of 21°C under total pressure of 736 mm…

Q: Q3: The atmospheric conditions of air are 35° C dry bulb temperature, 60% relative humidity and…

A: GivenT1 = DBT1 = 35°C , ϕ1 = 60% , w1-w2 = 0.005 kg/kg of D.A.T2 = DBT2 = 25°C

Q: If the ambient temperature is 30° and the substance cools from 100° to 70° in 15 minutes, how long…

Q: As the Airstream is cooled and dehumidified, the relative humidity____ and the absolute humidity___

Q: how does i plot RSHF on the psychometric chart?

A: given ; how does i plot RSHF on the psychometric chart?

Q: Consider 2000 ft3 of an air–water vapor mixture at 14.7 lbf/in.2 , 90 F, 70% relative humidity.…

A: given, volume of air= 2000ft3 temp.= 90F relative humidity= 70% to determine,…

Question

So if you have to get values from the psychometric chart but only given indoor design temperature at 23.9 degrees celcius and 50% relative humidity, how do you get the humidity ratio and other values

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 1 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.

Similar questions

Lower room temperatures can be offset in winter by A. lowering the relative humidity. B. being very still. C. activity. D. raising the relative humidity.
The dry bulb reading is 83°F and the wet bulb is 63°F. Using the chart determinethe following values. Include your psychometric chart in your submissiona. RHb. Tdpc. Specific volumed. Enthalpye. Humidity ratio
Psychometry Termal Certain air that is 80 ° F and an atmosphere has a dew point temperature of 40 ° F. Calculate the relative humidity of this air. If the mixture is brought to 2 atmospheres and 58 ° F, what will the resulting air humidity be?
During performances, a theatre experiences a sensible heat load of 500,000 Btu/hr and moisture load of 175 lb/hr. Air enters the theatre at 65°F and 55% relative humidity and is removed when it reaches 75°F or 60% relative humidity, whichever comes first. What is the ventilation rate in mass of air per hour?
Pls. Answer this...Thank you! During an air-conditioning process, 910 ft3 /min of conditioned air at 64 F and 33 percent relative humidity is mixed adiabatically with 305 ft3 /min of outside air at 80 F and 92 percent relative humidity at a pressure of 1 atm. Determine (a) the temperature, (b) the specific humidity,(c) the relative humidity of the mixture
A mixture consısting of air and water at 16°C and 0.72 relative humidity at a pressure of 101.3 kPa ıs heated at constant pressure to a temperature 35°C. Fill in the blanks given in Table. (Please do not use Figure A-31). (please use Çengel and Boles Thermodynamics An Engineering Approach.)
The dry bulb reading is 79°F and the wet bulb is 59°F. Using the chart determine the following values. Include your psychometric chart in your submissiona. RHb. Tdpc. Specific volumed. Enthalpye. Humidity ratio
For each of the given initial state parameters, select the appropriate enthalpy value: Note: Tdb - dry bulb temperature, F h -enthalpy, Btu/lbair RH - relative humidity, %
if you have design temperature instead of dry bulb temperature how do you obtain other values on the psychometric chart?
Please solve the following question: A TV announcer says that the dew point is 92 F. If you compress the air to 110°F and 2 psig, what is the percent relative humidity?
HVAC UPVOTE WILL BE GIVEN. PLEASE WRITE THE COMPLETE SOLUTIONS. PLEASE ANSWER ALL THE SUBQUESTON WITH USING THE PSYCHOMETRIC CHART. SHOW THE DRAWING/DIAGRAM. 5. Air at 20°C db & DPT 20°C Determine the following: a. RH (Relative Humidity) b. DPT (Due Point Temperature) c. V (Specific Volume) d. h (Enthalpy) e. HR (Humidity Ratio)
If the air temperature is 85°F, what is the water vapor pressure corresponding to a relative humidity of 55 percent and at 55°F with 25 percent relative humidity.