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Sempere Alemany, Francisco Javier.pdf - RUA - Universidad de ...

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Apéndice D 437<br />

D.6 – Desarrollo <strong>de</strong>l mo<strong>de</strong>lo cinético aplicado a la <strong>de</strong>scomposición térmica<br />

(TGA) <strong>de</strong> las mezclas binarias EVA-ESP.<br />

k<br />

EVA ⎯<br />

* k<br />

EVA ⎯<br />

k<br />

EVA(<br />

i)<br />

⎯<br />

k *<br />

ADC ⎯<br />

D1,<br />

EVA ⎯⎯ ⎯ →<br />

s<br />

D2,<br />

EVA ⎯⎯ ⎯ →<br />

D,<br />

EVA(<br />

i)<br />

⎯⎯⎯→ *<br />

D, ADC ⎯⎯ ⎯ →<br />

D1,<br />

EVA<br />

s<br />

D2,<br />

EVA<br />

s<br />

s<br />

D,<br />

EVA(<br />

i)<br />

*<br />

D, ADC<br />

*<br />

⋅ EVA + ( 1 − s<br />

⋅ S<br />

⋅ S<br />

EVA<br />

⋅ S<br />

EVA(<br />

i)<br />

*<br />

D, ADC<br />

+ ( 1 − s<br />

D1,<br />

EVA<br />

D2,<br />

EVA<br />

+ ( 1 − s<br />

+ ( 1 − s<br />

) ⋅G<br />

) ⋅ G<br />

D,<br />

EVA(<br />

i)<br />

(D1,EVA))<br />

(D2,EVA)<br />

(D,EVA(i))<br />

(D,ADC * )<br />

don<strong>de</strong> la ADC * hace referencia a un solo proceso <strong>de</strong> <strong>de</strong>scomposición que engloba a<br />

todos los procesos <strong>de</strong> <strong>de</strong>scomposición que sufre la ADC.<br />

dw<br />

dw<br />

Total<br />

EVA−ADC<br />

dt<br />

Total<br />

EVA−ADC<br />

dt<br />

dw<br />

=<br />

dt<br />

Total<br />

EVA<br />

⎧⎡⎛<br />

dwEVA<br />

⎞<br />

⎪⎢⎜<br />

⎟<br />

⎪⎢⎝<br />

dt ⎠<br />

⎪⎢<br />

* ⎪⎢<br />

⎛ dwEVA<br />

⎞<br />

= ⎨⎢<br />

⎜<br />

⎟<br />

⎪⎣⎝<br />

dt ⎠<br />

⎪<br />

⎡<br />

⎪ ⎛ dwEVA(<br />

i)<br />

⎞<br />

+ ⎢⎜<br />

⎟<br />

⎪<br />

⎩ ⎢⎣<br />

⎝ dt ⎠<br />

dw *<br />

ADC + ⋅ ( 1 − φ)<br />

dt<br />

Total<br />

dw *<br />

ADC ⋅φ<br />

+ ⋅ ( 1 − φ )<br />

dt<br />

D1,<br />

EVA<br />

D 2,<br />

EVA<br />

⎛ dw<br />

+<br />

⎜<br />

⎝ dt<br />

D,<br />

EVA(<br />

i)<br />

*<br />

EVA<br />

⎛ dS<br />

+ ⎜<br />

⎝ dt<br />

EVA<br />

⎞<br />

⎟<br />

⎠<br />

⎞<br />

⎟<br />

⎠<br />

⎛ dS<br />

+ ⎜<br />

⎝ dt<br />

EVA(<br />

i)<br />

*<br />

D, ADC<br />

Total<br />

dw * dw * ds<br />

dw<br />

ADC ADC ADC<br />

ADC<br />

=<br />

+ = ( 1 − s * ) ⋅ ADC<br />

dt dt dt<br />

dt<br />

* *<br />

D1,<br />

EVA<br />

D2,<br />

EVA<br />

⎞<br />

⎟<br />

⎠<br />

⎤<br />

+ ⎥<br />

⎥<br />

⎥ ⋅<br />

⎥<br />

⎥<br />

⎦<br />

D1,<br />

EVA<br />

D2,<br />

EVA<br />

) ⋅ G<br />

D,<br />

EVA(<br />

i)<br />

) ⋅G<br />

*<br />

D, ADC<br />

( 1 − α )<br />

D,<br />

EVA(<br />

i)<br />

⎫<br />

⎪<br />

⎪<br />

+ ⎪<br />

⎪<br />

⎬ ⋅φ<br />

+<br />

⎪<br />

⎤<br />

⎪<br />

⎥ ⋅α<br />

⎪<br />

⎥<br />

⎪<br />

⎦ ⎭<br />

(D.6.1)<br />

(D.6.2)<br />

(D.6.3)

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