1. Use of Biodiesel in Diesel Engines Jeffry N Curtis

2. Four Stroke Cycle http://auto.howstuffworks.com/diesel.htm

3. http://www.dfwbiodiesel.com/faq.html

5. Biodiesel Emissions: B20 Biodiesel Compared to Petroleum Diesel Carbon Dioxide (CO 2 )-16.0% Particulate Matter (PM)-18.0% Unburned Hydrocarbons (HC)-11.0% NOx (Oxides of Nitrogen)+1% http://www.bcbiofleet.ca/introtobiodiesel.htm

6. Tolerances and Pressures 2100 bar = 30,000+ psi Injection Pressures.002 mm = 7.87401575 × 10 -5 = 2 microns (  m) Needle Valve Clearance.06 mm = 0.0025” = 60 microns (  m) Human Hair Diameter

8. Spray Pattern

9. EUI/HEUI Injection

10. Common Rail Components

12. Common Rail Injector

14. HP Common Rail Injection

15. Multiple Injection Events/Firing Stroke

17. Exhaust Gas Treatment Oxidation Type Catalytic Converter w/Particulate Filter Selective Catalytic Reduction (SCR) Johnson Matthey Site

18. Further Concerns/Discussion EGR The “NOx” Question Quality of Product Issues “Are We Ready For It?

19. Jeffry N. Curtis, Instructor Diesel Equipment Technology Bellingham Technical College jcurtis@btc.ctc.edu