Title: Unit 2 Homework Assignment
Course: BFM 202 Biodiesel Production > Section: BFM 202 Biodiesel Production

Unit 2 Homework Assignment

Credits
BFM 202 Biodiesel Production Unit 2 Homework Assignment has been adapted from "ENGY 131 Unit 2 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: 2 points each

1. What are the differences between a spark-ignited engine and a diesel engine? (pages 21,22 chapter 3)
2. How does biodiesel compare in soot creation? (page 23,  chapter 3)
3. Do NOx emissions increase or decrease with biodiesel? (page 23,  chapter 3)
4. What are the characteristics of fuels with high (cetane number) CN? (page 23,  chapter 3)
5. Do biodiesel fuels from more saturated feedstocks have a lower CN than those from less saturated feedstocks? (page 23,  chapter 3)
6. Do biodiesel fuels contain aromatics? (page 24, chapter 3)
7. How does biodiesel energy content compare to No 2 diesel fuel? (page 24,  chapter 3)
8. Is biodiesel from soybean oil higher or lower in sulfur? (page 25,  chapter 3)
9. Why are aromatic hydrocarbons desirable by diesel engine operators? (page 25,  chapter 3)
10. What do the wax crystals in diesel fuel do at low temperatures? (page 25,  chapter 3)
11. What does cloud point (CP) measure? (page 26, chapter 3)
12. What does pour point (PP) measure? (page 26, chapter 3)
13. Why are No. 1 and No. 2 diesel fuels blended? (page 26, chapter 3)
14. Do B20 Biodiesel blends work well in cold climates? (page 26, chapter 3)
15. How does water damage effect fuel injection systems? (page 26, chapter 3)
16. How are diesel injection systems lubricated? (page 28,chapter 3)
17. How does biodiesel’s fuel lubricity compare to petrochemical diesel fuel? (page 28,chapter 3)
18. What is flashpoint? (page 28,chapter 3)

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