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Doctoral Dissertations

Chemical Engineering

2014

<p>Pebble bed reactors -- Computer simulation<br />Chemical reactors -- Fluid dynamics -- Mathematical models<br />Finite element method</p>

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Experimental And Computational Investigation Of Flow Of Pebbles In A Pebble Bed Nuclear Reactor, Vaibhav B. Khane Jan 2014

Experimental And Computational Investigation Of Flow Of Pebbles In A Pebble Bed Nuclear Reactor, Vaibhav B. Khane

Doctoral Dissertations

"The Pebble Bed Reactor (PBR) is a 4th generation nuclear reactor which is conceptually similar to moving bed reactors used in the chemical and petrochemical industries. In a PBR core, nuclear fuel in the form of pebbles moves slowly under the influence of gravity. Due to the dynamic nature of the core, a thorough understanding about slow and dense granular flow of pebbles is required from both a reactor safety and performance evaluation point of view.

In this dissertation, a new integrated experimental and computational study of granular flow in a PBR has been performed. Continuous pebble re-circulation experimental set-up, …