Course: BFM 203 Water Treatment and Control

Homework Assignment

Credits
BFM 202 Biodiesel Production Unit 3 Homework Assignment has been adapted from "ENGY 131 Unit 3 Homework" by Southeastern Illinois College.

ENGY 131 Biodiesel Production course content by Southeastern Illinois College is licensed under a Creative Commons Attribution 3.0 Unported License. Except where indicated otherwise.

Based on the unit readings,
answer these questions
in a document.
Short Answers: 5 points each

1. What are four methods used to reduce the high viscosity of vegetable oils for diesel engine use without leaving engine deposit?  What is the most common method used in the U.S. and why?
2. What two conditions are necessary for transesterification to give maximum yield?
3. Why might you use an acid-catalyzed pretreatment when making biodiesel?
4. What are some of the factors that influence fuel quality?
5. What problems will be encountered when biodiesel has excessive free glycerol?
6. What problems does excessive water in biodiesel create?
7. What problems do some users of biodiesel encounter when they first switch to biodiesel for petrodiesel?
8. What are the major factors that affect biodiesel storage stability?

Short Essay: 10 points

In your own words, describe the process flow scheme for biodiesel production.

Save your work in a document, and submit it via the Dropbox on the course home page.