Title: Technical note: Calculations concerning the phases present in natural gas hydrates

Authors: J.C. Jones

Addresses: School of Engineering, University of Aberdeen, Aberdeen AB24 3UE, Scotland, UK

Abstract: The enthalpy change accompanying the phase change of methane from gas to |cage| enclosure in a clathrate is calculated. It is shown to be close to the heat of vaporisation below the critical temperature. [Received: December 19, 2008; Accepted: March 11, 2009]

Keywords: natural gas hydrates; entropy; phase rule; enthalpy change; phase change; methane; gas; clathrate.

DOI: 10.1504/IJOGCT.2009.028562

International Journal of Oil, Gas and Coal Technology, 2009 Vol.2 No.3, pp.311 - 314

Published online: 18 Sep 2009 *

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