During his tenure with GE, he notably received four General Manager’s Awards and numerous other accolades for his dedication and innovative approach to the field.
SAN CARLOS, CA, September 18, 2024 /24-7PressRelease/ — Donald C. Rennels has been selected for inclusion in Marquis Who’s Who. As in all Marquis Who’s Who biographical volumes, individuals profiled are selected on the basis of current reference value. Factors such as position, noteworthy accomplishments, visibility, and prominence in a field are all taken into account during the selection process.
Mr. Rennels is a mechanical engineer with a career that spanned nearly six decades. He is renowned for his expertise in fluid flow and has made significant contributions to the field through his work at General Electric (GE) Company, where he served from 1971 to 2002. During his tenure, Mr. Rennels was responsible for developing network flow models of reactor vessel internals and nuclear steam supply systems, and for preparing technical design procedures. He addressed hydraulic flow problems in the nuclear power industry worldwide. After retirement, Mr. Rennels served as a consultant at GE-Hitachi until 2018.
Before his extensive career at GE, Mr. Rennels held pivotal roles in other prominent organizations. He was a group supervisor at Hughes Aircraft Company between 1966 and 1968, where he led teams in advancing aerospace technology. Mr. Rennels also served as a technical leader at Aerojet General Corporation from 1960 to 1966, contributing to significant projects in the aerospace sector.
Mr. Rennels’s academic foundation played a crucial role in his professional achievements. He earned a Bachelor of Science in mechanical engineering from the University of California Berkeley in 1960. His education provided him with a solid grounding in the principles of physics and engineering, which he further honed under the mentorship of Hobart Hudson. Mr. Hudson’s guidance was instrumental in shaping Mr. Rennels’s understanding and application of engineering laws.
In addition to his professional accomplishments, Mr. Rennels has made notable contributions as an author. He co-authored the first edition of “Pipe Flow: A Practical and Comprehensive Guide” with Hobart Hudson in 2012 via John Wiley & Sons. Following Mr. Hudson’s passing, Mr. Rennels revised and published the second edition in 2022, which received widespread acclaim and continues to sell globally. He is currently working on the third edition of this influential book.
Beyond his professional life, Mr. Rennels has dedicated time to activities that support youth development. He believes in the importance of education and mentorship. In the contents of “Pipe Flow”, a sixteenth-century quote by Richard Bere, Abbot of Glastonbury, reflects this belief: “Knowledge shared is everything. Knowledge kept is nothing.”
Mr. Rennels’s career is marked by significant achievements and contributions that have left an indelible mark on the engineering community. During his tenure with GE, he notably received four General Manager’s Awards and numerous other accolades for his dedication and innovative approach to the field.
About Marquis Who’s Who®:
Since 1899, when A. N. Marquis printed the First Edition of Who’s Who in America®, Marquis Who’s Who® has chronicled the lives of the most accomplished individuals and innovators from every significant field of endeavor, including politics, business, medicine, law, education, art, religion and entertainment. Who’s Who in America® remains an essential biographical source for thousands of researchers, journalists, librarians and executive search firms around the world. The suite of Marquis® publications can be viewed at the official Marquis Who’s Who® website, www.marquiswhoswho.com.
# # #
