Two stage methanol starvation process

This page is a stub and needs expansion. Your knowledge is valuable to us - please consider sharing it by contributing to this wiki.

This is a variation on the two stage process with no titration.

The process is as follows:

1. first stage reaction stalls due to lack of methanol, with the majority of the oil converted
2. first stage glycerol is drained, and does not need the methanol recovered from it, as all the methanol has been consumed by the reaction
3. second stage reaction uses excess methanol to convert the small amount of remaining oil
4. second stage glycerol is low in volume, so only a tiny fraction of the remaining excess methanol is lost when it is drained
5. demething/methanol recovery on the remaining biodiesel is quicker and less energy intense than whole batch demeth

See also

• MSDS - Biodiesel
• MSDS - Glycerol
• MSDS - Methanol
• MSDS - Potassium Hydroxide
• MSDS - Sodium Hydroxide