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Deep Throttle Turbopump Technology Design ConceptsThe objective of this project is to increase the throttling range of turbopumps from 30 to 120% of the design value, while maintaining high performance levels. Details are given on wide flow range issues, H-Q characteristics, stall characteristics, energy levels, pressure fluctuations at impeller exit, WFR impeller characteristics, commercial diffuser pumps, slotted or tandem vanes, leading edge characteristics, leading edge models, throat models, diffusion passage models, computational fluid dynamics (CFD) methodologies, and CFD flow cases.
Document ID
20020050506
Acquisition Source
Marshall Space Flight Center
Document Type
Preprint (Draft being sent to journal)
Authors
Guinzburg, Adiel (Boeing Co. Canoga Park, CA United States)
Williams, Morgan (Boeing Co. Canoga Park, CA United States)
Ferguson, Tom (Boeing Co. Canoga Park, CA United States)
Garcia, Roberto
Date Acquired
September 7, 2013
Publication Date
January 1, 2002
Subject Category
Mechanical Engineering
Meeting Information
Meeting: JANNAF Meeting
Location: Destin, FL
Country: United States
Start Date: April 8, 2002
End Date: April 12, 2002
Sponsors: Department of the Army, Department of the Air Force, NASA Headquarters, Department of the Navy
Funding Number(s)
CONTRACT_GRANT: NAS8-01040
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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