How to Make Ethanol

How to make ethanol using different ingredients

Everyday ingredients used in the tips on how to make ethanol are corn, wheat, sorghum, barley and potatoes. In Brazil, the world’s biggest manufacturer of ethanol, sugarcane is used to produce ethanol. There are also two

Wet mill and dry mill processes:

When wanting to know more about how to make ethanol one would obviously need to learn the steps involved in both dry and wet mill processes.

• For the dry mill process, one needs to do the milling, followed by liquefaction, fermentation, distillation and finally dehydration and denaturing.
  
• The wet mill process requires steeping the corn, screening, separation, starch conversion, germ separation, fiber, wet gluten, drying, fermentation, syrup refining and oil refining of the germ.

In the dry mill process, milling involves passing the feedstock through a hammer mill that grinds it into a powder called meal which is mixed with water as well as alpha-amylase and passed through cookers to liquefy the starch. This pulp that comes out of the cookers is cooled and glucoamylase is added so that the liquefied starch can be transformed into sugar that in turn will be fermented.

Yeast is added for create fermentation:

For the fermentation process to take effect yeast must be added to the pulp, this will allow the sugar to be fermented into ethanol as well as carbon dioxide. The next step is the distillation process which is necessary to remove the alcohol from the solids and the water and usually the alcohol is at 96% strength at this stage. This alcohol is passed through a dehydration system and all the water is removed and for this you should use a molecular sieve to get every last drop of water, once you have done this you will have alcohol at 200 proof.

In conclusion, ethanol which is to be used to make fuel has to be denatured which means it should be made unfit for human consumption and so a small quantity of two to five percent of gasoline is added to it. These are some of the tips you needs to know about when thinking about how to make ethanol using the dry mill process.

Readers have left 44 comments.

No.1 Untitled

i would like to learn more about how to make athanol, i think is a very good idea not depend on oil from other country

Submitted by Guest User,  • 2007-06-28 01:51:46

No.2 Untitled

I would like to have a school in Oklahoma on how to make ethanol. I want to know everything there is to now about making and teaching to making ethanol

\n This e-mail address is being protected from spam bots, you need JavaScript enabled to view it ' title='Click to send email'>Submitted by Tim,  • 2007-07-04 00:49:40

No.3 Untitled

[color=#0000FF]i would like to see pictures of how it's made

\n This e-mail address is being protected from spam bots, you need JavaScript enabled to view it ' title='Click to send email'>Submitted by jake,  • 2007-09-12 17:44:14

No.4 Untitled

Okay i want to now how 2 make pure ethanol for my car and if it can run on pure ethanol?

Submitted by JD,  • 2007-09-19 02:50:20

No.5 Untitled

Please sent me the information regarding how to start an
Ethanol plan and scooling

\n This e-mail address is being protected from spam bots, you need JavaScript enabled to view it ' title='Click to send email'>Submitted by Steven,  • 2007-09-27 17:32:05

No.6 Untitled

where can i find the out how to turn algae into ethanol because i am interested in building an ethanol plant in ohio. 1 acre of algae yields 10,000 gallons of biodiesel.

\n This e-mail address is being protected from spam bots, you need JavaScript enabled to view it ' title='Click to send email'>Submitted by kevin,  • 2007-10-06 19:45:14

Please login or register to post comments.