Lehigh University

Jiff• department New home of Chemical Engineering Department at Mountaintop Campus. LEHIGH UNIVERSITY HUGO S. CARAM, JOHN C. CHEN Lehigh University plines. The University takes pride in its highly com Bethlehem, PA 18015-4791 petitive curricula in science and technology, the arts and humanities, and business and economics. Current HE CHEMICAL engineering program at Lehigh enrollment is approximately 4,300 undergraduate and Tstarted in 1907 and followed the growth of Lehigh 2,000 graduate students. The Chemical Engineering University from a small undergraduate school to its Department has the largest graduate program of any current research university status. The department single department at the University and accounts for has been characterized by a creative and personalized approximately one out of every five PhD degrees approach to undergraduate education, complemented granted by Lehigh. by steady growth of its graduate and research ac Lehigh University's educational philosophy is tivities. It is currently among the larger chemical en based on the premise that preparation for successful gineering departments in the U.S., with 22 faculty living must combine the acquisition of knowledge and members, approximately 150 undergraduate stu skills necessary to the profession with the develop dents, 95 resident graduate students, and 30 part-time ment of humanistic values and ethics that enrich per graduate students. In the past three years the depart sonal life. Thus, the University's emphasis for a liberal ment has graduated an average of forty BS, twenty education combines the professional with the cultural, five MS, and fourteen PhD students per year. the practical with the ideal, and the functional with Founded in 1865, Lehigh University is an inde the esthetic. pendent, co-educational institution dedicated to the The University is located in the city of Bethlehem, advancement of knowledge in a wide range of disci- in the Lehigh Valley of eastern Pennsylvania. The © Copyright ChE Division ASEE 1989 58 CHEMICAL ENGINEERING EDUCATION area, with a population of half a million, supports a higher value-added products, concerns with quality significant cultural life of its own as well as offering and safety, and intense competitiveness in develop easy access to the metropolitan environments of New ment and production. Our response as an academic York and Philadelphia, and to the outdoor recreational department was to opportunities of the Pocono Mountains, the Delaware River Basin, and the New Jersey Shore. • Affirm the importance of fundamentals in science, The University is situated on three adjoining cam mathematics, and engineering basics for both under puses covering 1,500 acres of South Mountain and the graduate and graduate curricula neighboring valleys. The Chemical Engineering De • Nurture and develop students' "intellectual nimbleness," partment is now based in the Tower Building of the the ability to define problems, apply critical faculties, op timize solutions, integrate knowledge from multiple discip new Mountaintop Campus, a beautiful 700 acre site lines and work effectively in interpersonal relationships along the summit of South Mountain. • Develop the very best research capabilities of international stature in a few selected areas of chemical engineering. THE WAY WE WERE Chemical engineering at Lehigh University In pursuit of the above goals, the following initia started as a program in the Department of Chemistry, tives were taken. and the first chemical engineering degree was awarded in 1907. By the early 1930's, some twenty to Along with the entire profession, our department thirty Bachelor degrees and three to four Masters de has undergone intense self-scrutiny and clarification grees were being awarded each year in chemical en of objectives in the past six years ... triggered gineering. Distinguished faculty of the 1940's included by ... [the challenge] of rapid technical developments, the variety of products and applications ... emphasis on Darrell Mack, Vincent Uhl, and Harvey Neville. 1952 higher value-added products, concerns with quality marked the beginning of the "new" program at and safety ... competitiveness in development ... Lehigh. In that year chemical engineering was for mally recognized as an independent academic depart ment, and Leonard A. Wenzel and Alan S. Foust Undergraduate curriculum • A better-integ joined the faculty, the latter to serve as its first chair rated curriculum has been instituted which more effi man. In short order, Curtis W. Clump, Bryce Ander ciently covers the fundamentals of chemistry, physics, son, and Louis Maus also joined the department and natural sciences, mathematics, and engineering sci together with Foust and Wenzel began building the ence, with room for a substantial amount of elective modern department of today. That effort included options. writing of the classic textbook Principles of Unit Op erations. In 1962, Leonard Wenzel became chairman Laboratory Instruction • The old "unit operations and oversaw the move of the department to the new laboratory" had lost favor in the 60's and 70's for many Whitaker Laboratory Building in 1965. By the time departments across the country. The importance of Len left the chairmanship in 1983, the department had hands-on laboratory experience in an engineering con won a place among the well-regarded chemical en text was reaffirmed, and we have just completed a gineering programs in the country, graduating some four-year development effort, at a cost of over $1 mil sixty BS, twenty-eight MS, and two PhD's per year. lion, to enhance both the physical facilities and the John C. Chen assumed the chairmanship in 1983 and, instructional content of our undergraduate process en with the current faculty, has continued to pursue en gineering laboratories. The fifteen new experiments hanced quality in both the educational and research provide students with experience in both classical programs of the department. technology (heat and mass transfer, thermodynamics, distillation, etc.) as well as some of the advanced technologies (membrane separation, digital process RECENT INITIATIVES control, bioengineering, etc.). Along with the entire profession, our department has undergone intense self-scrutiny and clarification Undergraduate Research • With sponsorship by of objectives in the past six years. This was triggered an educational foundation and a dozen companies, a by a realization that today chemical engineering is new program called Opportunity for Student Innova challenged by rapid technical developments, a great tion (OSI) was started in 1987. Teams of senior stu variety of products and applications, emphasis on dents work with faculty advisors and industrial men- SPRING 1989 59 tors on research projects that arise from real needs of tivity is promoted by the Emulsion Polymers Insti the industrial companies. This attempt to foster the tute, co-directed by John Vanderhoff and Mohamed students' critical faculty for problem definition and El-Aasser. Currently active projects pursue the prep solution has generated enthusiastic interest and active aration of special monosize polymer particles, the mor participation by students, faculty, and industrial phology of composite polymer particles, the kinetics, partners. transport phenomena, and modeling of emulsion polymerization processes, the absorption of various New Facilities • Having outgrown its home of molecules on surface of latex particles, and the twenty years in Whitaker Laboratory, the depart phenomena of copolymerization and inverse emulsion ment was moved to the newly acquired Mountaintop polymerization. The research activity in polymer col Campus in the Summer of 1988. Offices, classrooms, loids is strongly supported by an industrial consortium seminar rooms, and laboratories are all integrated ir of over fifty companies. Research on polymer mater the 200,000 square feet Tower Building. An additional ials has concentrated on multicomponent polymers. 10,000 square feet of engineering laboratory space is Specific projects have studied interpenetrating net also available to chemical engineering in a neighboring work composites, neutron scattering characterization pilot-plant building. For the first time in two decades, techniques, block copolymers, and the engineering properties of polymeric materials. Research in process modeling and control has the Teams of senior students work with faculty advisors and industrial mentors on research projects objective of using advanced computer science to de that arise from real needs of the industrial companies ... velop novel approaches for dynamic modeling, simula This ... has generated enthusiastic interest and active tion, and control of industrial chemical processes. Ac participation by students, faculty, and industry ... tive projects include the modeling and control of batch reactors, the design of nonlinear and multivariable nearly all of the chemical engineering faculty and their control structures, the design and control of energy research programs are located together at a single conserving distillation systems, the development of site. Campus-wide communications were also signifi improved numerical integration methods, the use of cantly enhanced by a fiber-optic computer network. artificial intelligence in process control, and the appli cation of statistical control schemes. Activities in this RESEARCH area are organized in a Center for Process Modeling Research is the heart of

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