[Gasification] Design Parameters based on Superficial Velocity

[AJH]

On Tue, 22 Aug 2006 10:44:07 -0300, Kevin Chisholm wrote:

>2: Pyrolysis can take place in a vacuum.

Trouble is that the char varies from 10% to 45% of the bone dry
weight, depending on temperature, so the other 90-55% is released as a
vapour and this will follow the gas laws, occupying 22.4ltres at NTP
for every gramme mol. So the vacuum won't last for very long.

AJH