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Rotordynamic Forces Generated by Discharge-to-Suction Leakage Flows in Centrifugal Pumps

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Title Rotordynamic Forces Generated by Discharge-to-Suction Leakage Flows in Centrifugal Pumps
 
Creator Guinzburg, A.
Brennen, C. E.
Acosta, A. J.
Caughey, T. K.
 
Subject Caltech Library Services
 
Description This paper reviews the current state of knowledge of rotordynamic forces caused by the discharge-to-suction leakage flows in centrifugal pumps. The indications that these flows could contribute significantly to the rotordynamics motivated the fabrication of an experiment in which measurements of rotordynamic forces would be made on simulated leakage flows in which the flow rate, clearance, eccentricity and other parameters would be exercised in order to understand the phenomena. Sample data is presented and demonstrates substantial rotordynamic effects which could be potentially destabilizing. The rotordynamic forces appear to be inversely propertional to the clearance and change significant with the flow rate.
 
Date 1990
 
Type Conference or Workshop Item
PeerReviewed
 
Format application/pdf
 
Identifier http://authors.library.caltech.edu/102/1/GUI099.pdf
Guinzburg, A. and Brennen, C. E. and Acosta, A. J. and Caughey, T. K. (1990) Rotordynamic Forces Generated by Discharge-to-Suction Leakage Flows in Centrifugal Pumps. In: Advanced Earth-to-Orbit Propulsion Technology, Huntsville, Alabama. http://resolver.caltech.edu/CaltechAUTHORS:GUIaetopt90 <http://resolver.caltech.edu/CaltechAUTHORS:GUIaetopt90>
 
Relation http://resolver.caltech.edu/CaltechAUTHORS:GUIaetopt90
http://authors.library.caltech.edu/102/