Jetfire Cone
-
Upload
lynnlynn23 -
Category
Documents
-
view
45 -
download
1
Transcript of Jetfire Cone
Gas material Propane
Keterangan Simbol
Gas Velocity of expanded jetWind Velocity vVelocity ratio R
Air density
Density of gas under std conditionTemperature of gas in the expanded jet Tj
Density of gas in the expanded jet
Gravity acceleration g
Angle between the hole axis and horizontal
Angle between the hole axis and the wind vector
Unchocked Flow
Throat diameter of an imagined flow nozzle
uj
ρa
ρºg
ρj
θj
θjv
do
Effective diameter of the source
Actual Length of Flame (No wind)
Actual Length of Flame (With wind)
Angle between axis of the orifice and that of the flame
Ds
LBo
LB
α (R<0.05)α (R>0.05)
Nilai Satuan
m/sm/s
#DIV/0! -
K
#DIV/0!
9.8
º
Chocked Flow
m Gas mass flow m
Molecular weight (in kilogram)
Mach Number of the expanded jet
Absolute Atmospheric Pressure
Universal Constant of Gas
kg/m3
kg/m3
kg/m3
m/s2
Mk
Maj
Po
Rc
Ratio of the specific heats of the gas γ
Virtual source diameter of the exit hole
#DIV/0! m Effective diameter of the source
#DIV/0! m Actual Length of Flame (No wind)
#DIV/0! m Actual Length of Flame (With wind)
Angle between axis of the orifice and that o#DIV/0!#DIV/0!
dj
Ds
LBo
LB
α (R<0.05)α (R>0.05)
kg/s
kg/mol
-
J/kmol.k
N/m2
-
#DIV/0! m
#DIV/0! m
#DIV/0! m
#DIV/0! m
#DIV/0!
Gas material Propane
Keterangan Simbol
Gas Velocity of expanded jetWind Velocity vVelocity ratio R
Air density
Density of gas under std conditionTemperature of gas in the expanded jet Tj
Density of gas in the expanded jet
Gravity acceleration g
Angle between the hole axis and horizontal
Angle between the hole axis and the wind vector
KUnchocked Flow
Throat diameter of an imagined flow nozzle
uj
ρa
ρºg
ρj
θj
θjv
do
Effective diameter of the source
Actual Length of Flame (No wind)
Actual Length of Flame (With wind)
Angle between axis of the orifice and that of the flameα
Lift off Distance of the frustrum of the fire b (wind)b (no wind)
Length of Fustrum by Geometry RL
Ds
LBo
LB
α (R<0.05)α (R>0.05)
Nilai Satuan
m/sm/s
#DIV/0! -
K
#DIV/0!
9.8
º
#DIV/0!Chocked Flow
m Gas mass flow m
Molecular weight (in kilogram)
Mach Number of the expanded jet
Absolute Atmospheric Pressure
kg/m3
kg/m3
kg/m3
m/s2
Mk
Maj
Po
Universal Constant of GasRatio of the specific heats of the gas γ
Virtual source diameter of the exit hole
#DIV/0! m Effective diameter of the source
#DIV/0! m Actual Length of Flame (No wind)
#DIV/0! m Actual Length of Flame (With wind)#DIV/0!
Angle between axis of the orifice and that o#DIV/0!#DIV/0!#DIV/0! Lift off Distance of the frustrum of the fire b (wind)#DIV/0! b (no wind)#DIV/0!
Rc
dj
Ds
LBo
LB
α (R<0.05)α (R>0.05)
kg/s
kg/mol
-
N/m2
J/kmol.k-
#DIV/0! m
#DIV/0! m
#DIV/0! m
#DIV/0! m#DIV/0!#DIV/0!#DIV/0!#DIV/0!#DIV/0!