Font size
WorksheetsPsychrometrics Questions
Total questions: 17
Worksheet time: 34mins
Btu/h = 4.5 x cfm x Δh
Sensible Heat Formula
Total Heat Formula
Sensible Heat Ratio
Mixed Air Temperature
Weight of Air being moved
Btu/h = 1.08 x cfm x Δt
Sensible Heat Formula
Total Heat Formula
Sensible Heat Ratio
Mixed Air Temperature
Weight of Air being moved
Lbs = cfm / sp.vol
Sensible Heat Formula
Total Heat Formula
Sensible Heat Ratio
Mixed Air Temperature
Weight of Air being moved
MAT = (%OA x OAT) + (%RA x RAT)
Sensible Heat Formula
Total Heat Formula
Sensible Heat Ratio
Mixed Air Temperature
Weight of Air being moved
SHR= Qs / Qt
Sensible Heat Formula
Total Heat Formula
Sensible Heat Ratio
Weight of Air being moved
Mixed Air Temperature
How Many Grains are in 1 lbs of water?
7000
5000
62.4
8.33
How much dose 1 ft3 of water weigh?
(lbs)
7000
5000
62.4
8.33
What Process is this?
Heating and Humidification
Dehumidification and Cooling
Humidification and cooling
Dehumidification and heating
What Process is this?
Heating and Humidification
Dehumidification and Cooling
Humidification and cooling
Dehumidification and heating
What Process is this?
Heating and Humidification
Dehumidification and Cooling
Humidification and cooling
Dehumidification and heating
What Process is this?
Heating and Humidification
Dehumidification and Cooling
Humidification and cooling
Dehumidification and heating
What type of table is this?
Enthalpy Chart
Psychrometric Chart
Mixed Air Chart
Fan curve
VAV boxes are pressure dependent.
True
False
VVT boxes are pressure dependent.
True
False
VAV systems utilize what methods to control air flow?
(select all that are correct)
Inlet guide vanes
VFD's
Discharge air dampers
Variable pitch fans
Bypass damper
VVT systems utilize what methods to control air flow?
(select all that are correct)
Inlet guide vanes
VFD's
Discharge air dampers
Variable pitch fans
Bypass damper
Which is cheaper to install?
VAV
VVT
Both roughly the same
