University of Minnesota
College of Food, Agricultural and Natural Resource Sciences
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Department of Bioproducts and Biosystems Engineering

Roger Ruan, Professor

Roger RuanPhone: (612) 625-1710

Curriculum Vitae (.pdf)

B.S., July, 1983 Mechanical Engineering, China Agricultural University
M.S., May, 1988 Biosystems and Agricultural Engineering, Oklahoma State University
Ph.D., August, 1991 Agricultural and Biological Engineering, University of Illinois at Urbana-Champaign

Areas of Interest

Professor Ruan’s research focuses on various aspects of value-added processing, renewable energy, and food engineering. His current interests are in conversion of renewable biomass into energy fuels, chemicals, and materials, biopolymer process improvement, food shelf stability and quality enhancement and safety assurance, and nonthermal plasma development and applications in bioprocessing and foods.

Selected Publications

Gao, Y., W. Chen, H. Lei, Y. Liu, X. Lin, R. Ruan. 2008. Optimization of esterification conditions for the production of biodiesel from Chinese tallow kernel oil with surfactant-coated lipase. Transactions of ASABE. Accepted.

Yu, F., S. Deng, P. Chen, Y. Liu, Y. Wang, A. Olsen, D. Kittelson, R. Ruan. 2007. Physical and chemical properties of bio-oils from microwave pyrolysis of corn stovers. Applied Biochemistry and Biotechnology 136-140:957-970.

Ruan, R. and L. Chen. 1998. Water in Foods and Biological Materials - A Nuclear Magnetic Resonance Approach. Technomic Publishing Co., Inc., Lancaster, Pennsylvania, USA, and Basel, Switzerland. 307 pages. ISBN No. 1-56676-589-7.

Yu, F., R. Ruan, P. Chen, S. Deng, Y. Liu, X. Lin. 2006. Liquefaction of corn cobs with supercritical water. Transactions of ASABE Accepted.

Yu, F., Y. Liu, X. Pan, X. Lin, C. Liu, P. Chen, and R. Ruan. 2006. Liquefaction of corn stover and preparation of polyster from liqufied polyol. Applied Biochemistry and Biotechnology 129-132:574-585.

Yu, F., R. Ruan, X. Lin, Y. Liu, R. Fu, Y. Li, P. Chen, and Y. Gao. 2006. Reaction kinetics of stover liquefaction in recycled stover polyol. Applied Biochemistry and Biotechnology 129-132:563-573.

Courses Taught

Extension Programs

Professor Ruan has also given over 120 invited symposium presentations, company seminars, and short courses, and has been a consultant for government agencies, and many local, national, and international companies and agencies in bioprocess engineering, food engineering, and renewable energy areas. He has taught many undergraduate and graduate courses, including Renewable energy technologies, Biological processing engineering, Managing water in food and biological systems, Instrumentation and control for biological systems, and Engineering principles and applications, etc.