ReZn0r, "Settling time" is simply letting gravity do the separation work for you, rather than enlisting equipment such as centrifuges. The more glycerol/soap that is extracted by settling the less impediment to the subsequent step, whether it be stage two or washing.
Todd Swearingen >Hi > We are making BD with a homemade reactor (80 liters). We have used de > single stage and de two stage (base-base) methods succesfuly, but we still > having many doubts :) > > In the two stages method described in journeytoforever, the mix settle > around 12 h between first and second stage before extract the glycerine. It?s > necessary to settle so many time? It?s bad if any glycerine is not decanted > and is mixed in the second stage? Is there any "trick" to avoid to wait 12 h > between first and second stage? > >Many thx in advance and sorry for my bad english > > > _______________________________________________ Biofuel mailing list Biofuel@sustainablelists.org http://sustainablelists.org/mailman/listinfo/biofuel_sustainablelists.org Biofuel at Journey to Forever: http://journeytoforever.org/biofuel.html Search the combined Biofuel and Biofuels-biz list archives (50,000 messages): http://www.mail-archive.com/biofuel@sustainablelists.org/
