Toxic Release and Dispersion Models-ppt (1)

7/24/2019 Toxic Release and Dispersion Models-ppt (1)

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TOXIC RELEASE AND DISPERSIONMODELS(PELEPASAN RACUN DAN MODEL PENYEBARAN)

KELOMPOK 5

Afthar Reski (!!""#"!$#!)

Def% A%& Per'atasari (!!""#"!$5)Ri'a A'aia (!!""#"!$*+)

Sart,-, (!"""!*+)

U''& .itha-ah (!!"$#"!$"")

D,se- Pe'/i'/i-01 Dr2 Ir2 A/3&ah Saeh4M2S2


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Pratia a-3 P,te-tia

ReeasesSea'a keeakaa- 6eraata- 6r,ses3a6at 'ee6aska- /aha-7/aha- /era&-%a-0 sa-0at e6at2

Peah-%a e3aka- se/&ah 8esse kare-ateka-a- /ere/ih

Peah-%a 6i6a kare-a 'ateria 3i /a9ahteka-a- ti-00i

Peah-%a ta-0ki kare-a /aha- 3i atas titik3i3ih

Peah-%a kereta ata& tr&k seteah keeakaa-2


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Pratia a-3 P,te-tia

Reeases Me-0i3e-ti:kasi 3asar Desai- Pr,ses a6a 3i'a-a sit&asi 3a6at 'e-%e/a/ka-

se/&ah 6ee6asa-4 3a- %a-0 'er&6aka- sit&asi%a-0 6ai-0 /&r&k

S&'/er ',3e A6akah k,-3isi 6r,ses-%a 3a- a6a %a-0 aka-

ter;a3i 6a3a kea3aa- 6ee6asa- 3a- a;&6ee6asa-

M,3e 3is6ersi Me-00&-aka- k,-3isi %a-0 /erak& (ata& kas&s

ter/&r&k) 'e-e-t&ka- se/era6a ;a&h 'ateri/isa 'e-%e/ar


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Para'eter %a-0 'e'6e-0ar&hiDis6ersi At',sfer /aha- Bera&-

kee6ata- a-0i-4

sta/iitas at',sfer4 k,-3isi ta-ah (0e3&-04 air4 6,h,-)4

keti-00ia- 6ee6asa- 3i atas

6er'&kaa- ta-ah4 ','e-t&' 3a- 3a%a a6&-0 3ari /aha-

a9a %a-0 3ie6aska-2


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Ti6e M,3e Dis6ersi

M,3e P&'e 6a3a a9a-%a3ike'/a-0ka- &-t&k 3is6ersi 3ari se/&ah

er,/,-0 asa62 Daa' kea3aa- 3ar&rat ;ika a3a

ke/,,ra- 3i ta-0ki /esar 'aka 6&'e(ke6&a- asa6) 3a6at /erke'/a-02


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Ti6e M,3e Dis6ersi

M,3e P&< 3i0&-aka- ketika A-3a'e'iiki 3asar-%a 6ee6asa- seara

'e-3a3ak 3a- a9a- tersa6& 'ea9a-arah a-0i-2

Ti3ak a3a 6&'e %a-0 si0-i:ka-/erke'/a-02


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M,3e Dis6ersi Pas=&i7>i


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M,3e Dis6ersi Pas=&i7

>i


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P&'e M,3e Dis6ersi,-C,eie-ts


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P&< M,3e Dis6ersi,- C,eie-ts

10 10

10 10

10 10

10 10

10

log 0.84403 0.992014 log ( )

log 0.006425 0.297817log ( )

log 1.67141 0.892679 log ( )

log 0.27995 0.72802 log ( )

log 0.8174 0.

x y

y

y

y

z

z

Unstable x

Neutral x

Stable x

Unstable x

Neutral

=

> = +

> = +

> = +

> = + > = + 10

10 10

698592 log ( )

log 1.33593 0.605493log ( )z

x

Stable x > = +


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P&'e M,3e

Me-0as&'sika- 6&'e teah/erke'/a-0 'aka ter;a3i ter&s7'e-er&s2 De-0a- 3e'ikia- ti3ak a3a

@k,e:sie- 3is6ersi@4 4 3i arah aira-(arah a-0i-)


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P&'e M,3e

Persa'aa- 57*+ 'ee-0ka6i 6&'e ',3e

Da6at 'e-%e3erha-aka- ses&aike/&t&ha-

2

2 2

1( , , ) exp

2 2

1 1exp exp

2 2

m

y z y

z z

Q yC x y z

u

z Hr z Hr

< > =

+ +


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P&'e M,3e

Istiah Aasa- 3&&3aa' eks6resi

a3aah /ah9ase/a0ai ke6&a-0as terse/ar 6a3aakhir-%a A-3a

'e-3a6atka-re?eksi ke'/ai3ari ta-ah


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P&'e M,3e

7Pe-%e3erha-aa-ika A-3a 6artike ata& ses&at& %a-0aka- /ereaksi 3e-0a- ta-ah4 'akaA-3a 'e-0ha6&s @re?eksi@ istiah

2

2

1( , , ) exp

2 2

1exp

2

m

y z y

z

Q yC x y z

u

z Hr

< > =


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P&'e M,3e 7

Pe-%e3erha-aa-ika s&'/er A-3a 3i 6er'&kaa- ta-ahFr a3aah -,2 Perhatika- 3&a istiah'e-a'/ah 3&a2 Fasi 3aa' Pers2 57

*G

2 2

2 2

1( , , ) exp

2

m

y z y z

Q y zC x y z

u

< > = +

D


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P&< M,3e H P&< 3i

keti-00ia- Fr Pers2 575# 'e-00a'/arka- 3is6ersi2

32

2 2

2

1( , , ) exp

2(2 )

1 1exp exp

2 2

1exp

2

m

y

x y z

z z

x

Q yC x y z

z Hr z Hr

x ut

< > =

+ +


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P&< M,3e 7Pe-%e3erha-aa- S&'/er 3ari 6er'&kaa- ta-ah2 6ers2 57

!#

22 2

32

1( , , ) exp

22

m

x y zx y z

Q x ut y z C x y z

< > = + +


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P&< M,3e7Pe-%e3erha-aa-

Me-0k,,r3i-asika- siste' /er0erakse6a-;a-0 3e-0a- 6& =

+ +


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I-te0rate3 D,sis

Ketika sese,ra-0 /er3iri 3i ,kasi %a-0teta6 3a- ke6&a- 'ee9ati4 3ia 3ia'e-eri'a 3,sis %a-0 9akt& %a-0

ti3ak ter6isahka- 3ari k,-se-trasi2

0

( , , ) ( , , , )tidD x y z C x y z t dt

= < >


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I-te0rate3 D,sis

U-t&k ,ra-0 3i ta-ah 6a3a ;arak %i-tas a-0i-4 Pers2 57*!

U-t&k ,ra-0 3i ta-ah 3i te-0ah aira-4Pers2 57**

2

2

1( , ,0) exp

2

m

tidy z y

Q yD x y

u

=

( ,0,0) mtidy z

QD xu

=


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Is,6eths Se/&ah is,6eth a3aah 6er'&kaa- ti0a

3i'e-si k,-se-trasi k,-sta-2

Dihit&-0 3e-0a-1

Te-t&ka- 3ii-0i-ka- JC 3ii-0i-ka-4 & 3a- t Cari k,-se-trasi se6a-;a-0 s&'/& 6a3a

saat it& t JC (4 44 t) &-t&k 'e-e-t&ka-/atas7/atas 3a- se6a-;a-0 titik te-0ah

Pa3a setia6 titik %a-0 aka- 3ie8a&asi'e-e'&ka- % 'e-00&-aka- 6ersa'aa-57*52


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Is,6eths

Persa'aa- 57*5 e/ih 'as&k aka ;ikaA-3a 'e-&is se/a0ai /erik&t

( ,0,0, )2 ln

( , , 0, )centerline

y

desired

C x ty

C x y t

< >= < >


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Is,6eths


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Per/a-3i-0a- P&'e P&

Date post:	23-Feb-2018
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Toxic Release and Dispersion Models-ppt (1)

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