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Etude de la combustion de gaz de synthèse issus d'un processus de ...

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Experimental and numerical <strong>la</strong>minar syngas <strong>combustion</strong><br />

7<br />

500<br />

Pressure (bar)<br />

6<br />

5<br />

4<br />

3<br />

2<br />

1<br />

Experimental P<br />

Numerical P<br />

Qw<br />

400<br />

300<br />

200<br />

100<br />

Qw (kW/m 2 )<br />

0<br />

0 10 20 30 40 50 60 70 80 90 100<br />

0<br />

Time (ms)<br />

Figure 4.44 – Pressure and heat flux for downdraft syngas-air at φ=1.0, P=1.0 bar, T= 293K.<br />

tel-00623090, version 1 - 13 Sep 2011<br />

Pressure (bar)<br />

7<br />

6<br />

5<br />

4<br />

3<br />

2<br />

1<br />

0<br />

Experimental P<br />

Numerical P<br />

Qw<br />

0 10 20 30 40 50 60 70 80 90 100<br />

Time (ms)<br />

500<br />

400<br />

300<br />

200<br />

100<br />

0<br />

Qw (kW/m 2 )<br />

Figure 4.45 – Pressure and heat flux for downdraft syngas-air at φ=1.2, P=1.0 bar, T= 293 K.<br />

Figures 4.46 - 4.47 shows experimental and numerical pressure and the heat flux for<br />

fluidized bed syngas-air mixture at φ=0.8 and φ=1.0, respectively.<br />

132

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