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AD Tutorial at the TU Berlin

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Optimum Experimental Design in Chemical Engineering<br />

Tetramethyl<br />

Cyclohexadien<br />

+<br />

k2 + C<strong>at</strong><br />

Pi−Complex +<br />

C<strong>at</strong><br />

λ<br />

Maleinacid<br />

Anhydrid<br />

Maleinacid<br />

Anhydrid<br />

Deactiv. C<strong>at</strong><br />

k1<br />

k3<br />

Diels−Alder<br />

Product<br />

− C<strong>at</strong><br />

non-c<strong>at</strong>alyzed and c<strong>at</strong>alyzed reaction p<strong>at</strong>h<br />

deactiv<strong>at</strong>ion of <strong>the</strong> c<strong>at</strong>alyst<br />

b<strong>at</strong>ch process<br />

measurements: product mass concentr<strong>at</strong>ion<br />

control of educt molar numbers, c<strong>at</strong>alyst<br />

concentr<strong>at</strong>ion, temper<strong>at</strong>ure profile<br />

five unknown model parameters<br />

ṅ 1 = −k · n1 · n 2<br />

m tot<br />

, n 1 (0) = n a1<br />

ṅ 2 = −k · n1 · n 2<br />

m tot<br />

, n 2 (0) = n a2<br />

ṅ 3 = k · n1 · n 2<br />

m tot<br />

, n 3 (0) = 0<br />

k = k 1 · exp − E 1<br />

R ·<br />

1<br />

T − 1<br />

!!<br />

T ref<br />

+ k k<strong>at</strong> · c k<strong>at</strong> · exp (−λ · t) · exp − E k<strong>at</strong><br />

R ·<br />

n 4 = n a4 T = ϑ + 273<br />

m tot = n 1 · M 1 + n 2 · M 2 + n 3 · M 3 + n 4 · M 4<br />

1<br />

T − 1<br />

!!<br />

T ref<br />

Sebastian F. Walter, HU <strong>Berlin</strong> () Not So Short <strong>Tutorial</strong> OnAlgorithmic Differenti<strong>at</strong>ion Wednesday, 04.06.2010 18 / 39

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