Venturi Scrubber Design.xls
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Transcript of Venturi Scrubber Design.xls
Raw Gas Venturi Scrubber
Gas flow rate = 110,000.00 ACFMGas Temperature = 400 FPressure = 1 atmMoisture Content = 5% v/vDry Gas MW = 29 lb/molWater MW = 18 lb/molParticle mean size = 1Efficiency = 99.90%
Gas constant, R = 0.7032
Humidification of Inlet Gas
= 0.03103448 lb waterlb dry gas
=
From Psychrometric Chart
= 400 F
= 127 F
= 0.1 lb waterlb dry gas
=
Saturated Gas Flow rate
= 104,500.00 ACFM
= 0.07025561
= 0.04360693
= 11,611.11 ACFM
= 86,692.51 ACFMΔP = 47 in W.C
Throat Velocity (Used to size the scrubber)
(L/G) = 20 gallons/(1000 ACF)K = 9.61769203
= 0.16111111 moles water or
moles gas
= 0.06596222 lb-gas
= 256.727374
= 78.2505036
= 2.67691219 ft
μm
atm-ft3/(lb.mol. ͦR)
Hin
Hin
Tin
Tsat
Hsat
Hsat
Qindry
ρdry lb dry gas/ft3
ρw lb water vapor/ft3
Qw
Qinsat
Bws ft3 water
ft3 gas
ρsat
ft3-gas
ʋthroat ft.s-1
ʋthroat m.s-1
Dthroat
= 81.5922834 cm
Throat and Diverging Sections
= 3
= 4
= 2.4477685 m
= 3.26369134 m
LThroat : DThroat
LDiverging : DThroat
Lthroat
LDiverging