Acknowledgment




We would like to express our deepest gratitude to Professor Marek Swoboda for his patient guidance, enthusiastic encouragement and useful critiques of this project. We would also like to thank Mr. John Alamia, and Mr. Cezary Mlynarz for their advice and assistance in keeping our progress on schedule. We also express our sincere thanks to the Drexel Freshmen Engineering Program Team and Air Products Cooperation for accepting our project and  providing financial support for us.