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

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Nomenc<strong>la</strong>ture<br />

Nomenc<strong>la</strong>ture<br />

Roman<br />

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

A Area of f<strong>la</strong>me surface (m 2 )<br />

a Cross section (m 2 )<br />

B Bore (m)<br />

c p<br />

c v<br />

D<br />

E i<br />

f<br />

g p<br />

h<br />

h g<br />

H(t)<br />

I<br />

Specific heat un<strong>de</strong>r constant pressure (J/kg.K)<br />

Specific heat un<strong>de</strong>r constant volume (J/kg.K)<br />

Diameter (m)<br />

Ignition energy (J)<br />

Focal length (m)<br />

Pressure gain (bar)<br />

Convective heat transfer coefficient (W/m 2 .K)<br />

Global heat transfer coefficient (W/m 2 .K)<br />

Instantaneous height of chamber (m)<br />

Current intensity (A)<br />

k Turbulence kinetic energy (m 2 /s 2 )<br />

Ka Karlovitz number<br />

L(t) Instantaneous <strong>combustion</strong> chamber height (m)<br />

L b<br />

L e<br />

L u<br />

m<br />

M<br />

Ma<br />

N<br />

n<br />

P<br />

Pe<br />

Markstein length of burned gases (m)<br />

Lewis number<br />

Markstein length of unburned gases (m)<br />

Mass (kg)<br />

Mo<strong>la</strong>r mass (mol)<br />

Markstein number<br />

Engine speed (rpm)<br />

Normal<br />

Pressure (bar)<br />

Peclet number<br />

P mot (t) Instantaneous motored cylin<strong>de</strong>r pressure (bar)<br />

Q WC<br />

Q wr<br />

r<br />

R<br />

Convective heat flux (W)<br />

Radiative heat radiative flux (W)<br />

Radius of burned gases sphere (m)<br />

Radius of the spherical vessel (m)<br />

5

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