Atmospheric Correction of TIMS Data

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Atmospheric Correction of TIMS Data
Transmissivity Term
Upwelling Term
Applied ENVIs Thermal Atm Correction Its
ISAC (Young, et al., 2002).
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TIMS GLR Spectrum After ISAC
Ground-leaving radiance (GLR)
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TITLE '2D Crustal Heat Flow Lava Tube v2.0'
Steady-state implementation Newton's Law
AND radiation boundary conditions.
Last updated on May 12, 2007 COORDINATES
cartesian VARIABLES Temp DEFINITIONS
kt 1.85 units of
joules/sec.K.m Qf 55.0e-03 units
of joules/sec.m2 Len 1250.0
units of m Hgt 100.0 units
of m dia 15.0 diameter
of tube units of m dep 1.15
depth to roof of tube units of m H
100.0e0 units of joules/sec.m2.K
Te 293.0 units of K Tl
1423.0 units of K Ts 1258.0
units of K Tinit 300.0
units of K emiss 0.97
dimensionless Mex (Len/2.0)
units of K Lex
(Len/2.0)-(dia/2.0) units of K Rex
(Len/2.0)(dia/2.0) units of K Tey
(Hgt-dep) units of K
Mey (Hgt-dep-(dia/2.0)) units of K
Ley (Hgt-dep-dia) units of
K INITIAL VALUES Temp Tinit EQUATIONS
dx-ktdx(Temp)dy-ktdy(Temp)0.0e0 BOUNDA
RIES Region 1 start(0,0)
natural(Temp) -Qf/kt line to (Len,0)
natural(Temp) 0.0 line to
(Len,Hgt) natural(Temp)(H/kt)((temp-Te
)) (emiss(5.67e-08/kt)(temp4-Te4))
line to (0,Hgt) natural(Temp)0.0
line to finish start 'top1'
(Lex,Mey) value(temp)Tl line
to (Rex, Mey) value(temp)Ts arc to (Mex,Tey)
close start 'bot1' (Lex,Mey)
value(temp)Tl line to (Rex, Mey)
value(temp)Tl arc to (Mex,Ley) close PLOTS
elevation(Temp) from (20,0) to (20,Hgt) as
"Y-Axis Temp1" elevation(Temp) from
(Len/2.0,0) to (Len/2.0,Hgt) as "Y-Axis Temp2"
elevation(Temp) from (0,Hgt) to (Len,Hgt)
as "X-Axis Temp1" EXPORT FORMAT "xb1"
file"di15de1p15h100.txt"
elevation(Temp) from (0,0) to (Len,0) as "X-Axis
Temp2" contour(Temp) END
Numerical 2D FEA Modeling with FlexPDE