III Thermodynamics of the Atmosphere - IUP

acridboneMechanics

Oct 27, 2013 (3 years and 10 months ago)

98 views

IIIb/1
￿￿￿%￿0724/￿3,2￿.8419￿092485￿070
￿￿￿$9,-￿￿￿9￿41,92485￿07￿.￿,￿07￿3
￿
￿￿￿47.0/;079￿.,￿249￿43
￿￿￿43/038,9￿43,3/!70.￿5￿9,9￿43
￿￿￿￿4:/.￿,88￿1￿.,9￿43
￿￿￿4
￿
￿￿￿%￿0724/￿3,2￿.841￿:2￿/,￿7
￿￿￿￿,8089:/￿￿￿￿3907894724;07207￿.,
IIIb/2
Moisture parameter change with height
￿￿￿%￿0724/￿3,2￿.841￿:2￿/,￿7 ￿4￿/4;,7￿4:8;,7￿,-￿08479￿0724/￿3,2￿.,￿5,7,209078￿5,79￿.:￿,7￿￿￿24￿89:705,7,209078￿
.￿,3
￿
0-￿,/￿,-,9￿.,8.039
￿￿03/4￿04-807;0.43/038,9￿43￿4770,.￿9￿08,9:7,9￿43￿,907;,54:757088:70￿0;0￿￿
￿￿57088:705
IIIb/3
Moisture parameter change with height
￿￿￿850.￿1￿.￿:2￿/￿9￿8,3/￿,907￿,5472￿￿￿3￿7,9￿4￿
￿￿￿￿￿,907;,54:78,9:7,9￿4357088:70
￿:2￿/￿9￿6:,39￿9￿08,70
.43807;,9￿;05,7,209078
￿345￿,8097,38￿9￿4347
.￿02￿.,￿.￿,3￿0
&80￿,:8￿:8
￿,50￿74306:,9￿43
94/09072￿30//%
IIIb/4
Moisture parameter change with height
￿￿￿￿￿,907;,54:78,9:7,9￿4357088:70￿.439￿3:0/￿
IIIb/5
Moisture parameter change with height
￿￿￿￿￿,907;,54:78,9:7,9￿4357088:70￿.439￿3:0/￿
IIIb/6
Moisture parameter change with height
￿;￿￿,907;,54757088:700
;￿70￿,9￿;0￿:2￿/￿9￿1
IIIb/7
Moisture parameter change with height
;￿￿/0￿54￿39%
$:22,7￿￿
%/0.70,808,-4:9￿507 2
5￿0/0.70,808,-4:9507 2
/0.70,808,-4:9￿507 2
￿
1￿3.70,808,-4:9507 2
%
/0.70,808,-4:9 ￿507 2
IIIb/8
Condensation level
O%￿0/0￿54￿391,￿￿824708￿4￿￿￿￿￿9￿,￿9￿9:/09￿,39￿0,92485￿07￿.
902507,9:70￿￿3.70,80￿370￿,9￿;0￿:2￿/￿9￿￿%￿￿820,38,9,.079,￿3￿0￿￿￿9
%%
,3/.43/038,9￿438098￿3
O￿1902507,9:70,3//0￿54￿39￿-49￿,98:71,.0￿,70￿34￿3￿￿￿19￿3￿
.43/038,9￿43￿0;0￿￿8:3￿6:0￿￿/09072￿30/
IIIb/9
wet adiabatic curve
O￿1,3,￿75,7.0￿70,.￿08.43/038,9￿43￿0;0￿￿.43/038,9￿4389,798%￿￿8
70￿0,8088038￿-￿0￿0,9,3/70/:.089￿0.44￿￿3￿/:7￿3￿,8.039
wwD
dT
dh
=−ΓΓ<Γ
IIIb/10
wet adiabatic lapse rate
O￿￿,9￿89￿0,/￿,-,9￿.￿,5807,90
wwD
dT
dh
=−ΓΓ<Γ

9￿0724/￿3,2￿.￿,￿
IIIb/11
wet adiabatic lapse rate
O$:22,7￿￿9￿0724/￿3,2￿.841￿09,￿7
/7￿
/"
=
/"
=
IIIb/12
Wetair thermodynamics
O490￿
￿￿,72￿3
￿
47.44￿￿3
￿
41￿￿6:￿/￿3,￿75,7.0￿￿830
￿
￿0.90/￿0￿￿5￿￿43￿￿9￿00110.941
.43/038,9￿430;,547,9￿43￿8.438￿/070/
￿43/038,9￿430;,547,9￿438￿4￿8/4￿3.44￿￿3
￿
￿,72￿3
￿
￿￿9￿70850.9949￿0/7￿

,/￿,-,9￿.574.088
￿9￿￿
￿
￿07902507,9:708038￿-￿0￿0,970￿0,80,3/.43/0380/￿,907,24:39
￿3.70,808
￿,9075￿,80/￿,
￿
7,2
IIIb/13
Pseudo-adiabatic (wet-adiabatic) chart
O!80:/4,/￿,-,9￿..￿,798￿$9Q;0￿,￿7,28￿
p
κ
!80:/4,/￿,-,9￿..:7;08
,5574,.￿08/7￿,/￿,-,9￿.
,9￿￿
￿
￿07,￿9￿9:/08
e
θθ
=
IIIb/14
simple pseudo-adiabatic (wet-adiabatic) chart
￿,￿￿,.0 ￿4--8￿￿
:55079745485￿070￿4￿07897,9485￿070
IIIb/15
simple pseudo-adiabatic (wet-adiabatic) chart
￿,￿￿,.0 ￿4--8￿￿
￿4￿079745485￿070
IIIb/16
simple pseudo-adiabatic (wet-adiabatic) chart
O
$,25￿0574-￿02894-084￿;0/￿￿9￿580:/4
,/￿,-,9￿..￿,79
￿
3,￿75,7.0￿,9,3￿3￿9￿,￿902507,9:7041S,3/,9/0￿54￿3941
S￿8￿￿190/,/￿,-,9￿.,￿￿￿17429￿0 ￿!,￿0;0￿￿8:71,.0￿
Q
09072￿309￿0,￿9￿9:/0,3/902507,9:70,99￿0￿￿19￿3
￿

.43/038,9￿43￿0;0￿
Q
￿4￿2:.￿￿,907￿8.43/0380/￿1,￿75,7.0￿￿87,￿80/949￿0
57088:70￿0;0￿ 2-,7-0￿4￿.43/038,9￿43￿0;0￿￿￿,9￿8
9￿01￿3,￿902507,9:70419￿05,7.0￿
IIIb/17
simple pseudo-adiabatic (wet-adiabatic) chart
1.8
s
g
w
kg
=
2
4.5/

=
D
s
TC
wgkg
15

TC
820
1.7
phPa
hkm


17256
TCK
=−°=
IIIb/18
Solution to problem
O
8905
-￿
890584￿:9￿43
￿
$9,795,7.0￿,9 ￿!,￿0;0￿,3/S
￿
￿,907;,54:72￿￿￿3￿7,9￿4.:7;09￿,9￿390780.98 ￿!,￿￿9￿S￿/0￿
54￿39￿￿,5574￿￿2,90￿￿￿￿￿
￿
4￿￿4￿/7￿,/￿,-,9￿..:7;0:39￿￿￿￿￿￿390780.98￿￿9￿/7￿,/￿,-,9￿.
.:7;041
4
￿￿￿￿,99￿￿854￿39.43/038,9￿438098￿338￿07￿5￿ 
￿!,￿￿￿￿2￿%
S
￿
4￿14￿￿4￿580:/4,/￿,-,9￿..:7;0:39￿￿ ￿!,￿ ￿!,-0￿4￿
.43/038,9￿43￿0;0￿￿
￿
99￿0￿390780.9￿43￿0￿,;0￿￿￿￿￿849￿,9,38￿07￿8￿
￿
￿￿￿￿￿￿￿￿,8.43/0380/,3/1￿3,￿902507,9:70￿8￿￿S,9 ￿!,
IIIb/19
Föhn/Chinook
O￿￿3
IIIb/20
Lifting condensation level in Cumulii
O￿￿19￿3￿41.43/038,9￿43￿0;0￿/:0948:71,.0￿,72￿3￿
IIIb/21
Stabilityof layeringin humid air
O92485￿07￿.￿,￿0789,-￿￿￿9￿41￿09,￿7
IIIb/22
Stabilityof layeringin humid air
O!￿:204-807;,9￿438
￿￿
IIIb/23
￿￿￿%￿0724/￿3,2￿.8419￿092485￿070
￿￿￿$9,-￿￿￿9￿41,92485￿07￿.￿,￿07￿3
￿
￿￿￿47.0/;079￿.,￿249￿43
￿￿￿43/038,9￿43,3/!70.￿5￿9,9￿43
￿￿￿￿4:/.￿,88￿1￿.,9￿43
￿￿￿4
￿
￿￿￿%￿0724/￿3,2￿.841￿:2￿/,￿7
￿￿￿￿,8089:/￿￿￿￿3907894724;07207￿.,