{"id":{"repo_id":"bradford","oai_identifier":"oai:bradscholars.brad.ac.uk:10454/4409"},"canonical_url":"https://search.dev.ndltd.org/etd/bradford/oai:bradscholars.brad.ac.uk:10454/4409","repository":{"repo_id":"bradford","name":"University of Bradford","base_url":"https://bradscholars.brad.ac.uk/oai/request"},"display":{"title":"Heat transfer in mixing vessels at low Reynolds numbers. An experimental study of temperature profiles heat transfer rates and power requirements for mechanically agitated vessels operating at low Reynolds numbers.","abstract":"The present study investigates experimentally the laminar mixing and heat transfer of a range of helical ribbon and anchor impellers for both Newtonian and inelastic non-Newtonian fluids. The work also correlates the experimental data empirically in the form of dimensionless groups. In order to estimate the relative importance and the effect of all the geometrical parameters on the mixing power and heat transfer, data from the published literature sources will be utilized and combined with the results from this study. Thus, reliable empirical correlations will be obtained which are applicable over the widest range of operating conditions. The study also investigates the ablity of the various impellers to level out temerature distributions. The measurement of these temperature gradients and the impeller power requirements gives a measure of the mixing efficiency of the impeller used.","abstract_html":"The present study investigates experimentally the laminar mixing and heat transfer of a range of helical ribbon and anchor impellers for both Newtonian and inelastic non-Newtonian fluids. The work also correlates the experimental data empirically in the form of dimensionless groups. In order to estimate the relative importance and the effect of all the geometrical parameters on the mixing power and heat transfer, data from the published literature sources will be utilized and combined with the results from this study. Thus, reliable empirical correlations will be obtained which are applicable over the widest range of operating conditions. The study also investigates the ablity of the various impellers to level out temerature distributions. The measurement of these temperature gradients and the impeller power requirements gives a measure of the mixing efficiency of the impeller used.","abstract_has_math":false,"creators":["Shamlou, Parviz Ayazi"],"institution":"University of Bradford","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Edwards, M.F."],"committee_chairs":[],"committee_members":[],"year":2010,"date_issued":"2010-08-04T15:51:04Z","date_published":"2010-08-04T15:51:04Z","updated_at":"2026-07-24T01:13:57Z","subjects":["Newtonian fluids","Non-Newtonian fluids","Heat transfer","Helical ribbon impellers","Anchor impellers","Temperature gradients","Power requirements","Mixing efficiency"],"languages":["en"],"rights":["\"Creative
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The University of Bradford theses are licenced under a Creative Commons Licence."],"dc:subject":["Newtonian fluids","Non-Newtonian fluids","Heat transfer","Helical ribbon impellers","Anchor impellers","Temperature gradients","Power requirements","Mixing efficiency"],"dc:title":["Heat transfer in mixing vessels at low Reynolds numbers. An experimental study of temperature profiles heat transfer rates and power requirements for mechanically agitated vessels operating at low Reynolds numbers."],"dc:type":["Thesis"],"dc:type.qualificationlevel":["doctoral"],"dc:type.qualificationname":["PhD"]},"updated_at":"2026-07-24T01:13:57Z"}