05.05.2013 Views

HEMISKI Zbirka re{eni zada~i REAKTORI 3

HEMISKI Zbirka re{eni zada~i REAKTORI 3

HEMISKI Zbirka re{eni zada~i REAKTORI 3

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

To 273 273 273 273<br />

B 0.1359551 0.1359551 36.855514 36.855514<br />

XPFR 0.1266418 0.1266418 0.7815084 0.3294225<br />

ODE Report (RKF45)<br />

Diffe<strong>re</strong>ntial equations as ente<strong>re</strong>d by the user<br />

[1] d(T)/d(t) = 1<br />

Explicit equations as ente<strong>re</strong>d by the user<br />

[1] K = 20*exp(-28.252*(T-298)/T)<br />

[2] k = 5*(10^8)*exp(-6014/T)<br />

[3] XCSTR = k*K/(K+k+k*K)<br />

[4] R = K/(1+K)<br />

[5] To = 273<br />

[6] B = k*(1+K)/K<br />

[7] XPFR = (K/(1+K))*(1-exp(-B))<br />

Comments<br />

[2] XCSTR = k*K/(K+k+k*K) izlezna konverzija od CSTR<br />

[3] k = 5*(10^8)*exp(-6014/T) k e brzinskata konstanta<br />

[4] K = 20*exp(-28.252*(T-298)/T) K e ramnoteznata konstanta<br />

[5] R = K/(1+K) R e ramnoteznata konverzija<br />

[7] XPFR = (K/(1+K))*(1-exp(-B)) izlezna konverzija od PFR<br />

Zabele{ka: Zavisnostite X izlez(T) na grafikot ne se operacioni<br />

linii! Operacionite linii za PFR se vertikalite T = const.<br />

So povrzuvaweto na izleznite konverzii po sekoja vertikala e<br />

dobiena krivata XPFR(T). Kaj CSTR sekoja to~ka od XCSTR(T) e operaciona<br />

to~ka!<br />

Kako {to se gleda od site <strong>re</strong>zultati i od grafikot, maksimumite<br />

na krivite za zavisnosta na izleznata konverzija od<br />

temperaturata se slu~uvaat na:<br />

268<br />

X * (T)<br />

XPFR(T)<br />

XCSTR(T)<br />

T (K)

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!