A two-phase flow meter for determining water and solids volumetric flow rates in stratified,inclined solids-in-water flows |
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Affiliation: | 1. School of Mechanical Engineering, Nanjing University of Science and Technology, Nanjing 210094, China;2. School of Engineering Science, Simon Fraser University, Burnaby, BC, Canada V5A 1S6;1. Laboratory of Hydraulics, Hydrology and Glaciology (VAW), Swiss Federal Institute of Technology (ETH) Zurich, CH-8093 Zürich, Switzerland;2. Faculty of Engineering and Science, Universitetet i Adger, Kristiansand, Norway;3. CEris/Cehidro and DECivil, Instituto Superior Técnico, Universidade de Lisboa, Lisboa, Portugal |
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Abstract: | This paper describes the design and implementation of a two-phase flow meter which can be used in solids-in-water two phase pipe flows to measure the in-situ volume fraction distributions of both phases, the velocity profiles of both phases and the volumetric flow rates for both phases. The system contains an Impedance Cross Correlation (ICC) device which is used in conjunction with an Electromagnetic Velocity Profiler (EVP). Experimental results were obtained for the water and solids velocity and volume fraction profiles in upward inclined flow at 30° to the vertical, in which highly non-uniform velocity and volume fraction profiles occur. |
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Keywords: | Multiphase flow Impedance Cross Correlation Electromagnetic flow meter Velocity profiles Volume fraction distributions |
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