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Title Influence of cone angle on the performance of a wafer cone flowmeter
 
Names PINGULKAR, H
TENDOLKAR, M
PRABHU, SV
Date Issued 2017 (iso8601)
Abstract The present study explores the effect of upstream disturbances like a single 90 degrees bend, double 90 degrees bends (in plane and out of plane) on the performance of wafer cone flowmeters with same beta ratio (beta) of 0.77 but different half cone angles (alpha) of 30 degrees and 45 degrees. The influence of these disturbances on the upstream and downstream axial velocity (u) profiles are studied experimentally. The orientation effects, if any, are also studied experimentally. The minimum upstream distances required to get a fully developed flow for these disturbances vary with type of upstream disturbance, beta ratio (beta) and half cone angle (alpha) of the wafer cone flowmeter. The study is carried out for a single phase flow with air as working medium at high Reynolds number (Re-D = 144000). From the results obtained from this study, it may be concluded that the wafer cone flowmeter with a beta ratio (beta) of 0.77 and a cone angle of 30 degrees requires less upstream distance compared to the wafer cone flowmeter with a beta ratio (beta) of 0.77 with a cone angle of 45 degrees for all the disturbances under consideration.
Genre Article
Topic V-CONE
Identifier FLOW MEASUREMENT AND INSTRUMENTATION,57,28-45