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Comparative Study of Alternative Fuel Icing Inhibitor Additive Properties and Chemical Analysis of Metal Speciation in Aviation Fuels

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2010, Master of Science (M.S.), University of Dayton, Mechanical Engineering.
An investigation was conducted to compare some important properties of the current fuel system icing inhibitor, Diethylene Glycol Monomethyl Ether (DiEGME), with a candidate replacement additive, Triethylene Glycol Monomethyl Ether (TriEGME), and their solutions with fuel or water. The results indicate that TriEGME has similar solution properties and chemical behavior to DiEGME in evaluation of dissolution rate, freeze point suppression, viscosity, water solubility, and fuel/water partitioning. These results, combined with other independent evaluations, show that TriEGME has the necessary properties for replacement of DiEGME as a fuel system icing inhibitor additive. A principal benefit to the use of TriEGME is due to its relatively low volatility, which prevents degradation of topcoat material in fuel tank ullage areas. An analytical method was developed for the quantification and characterization of copper speciation in jet fuels using High Performance Liquid Chromatography-Mass Spectrometry (HPLC-MS) with electrospray ionization. The method was used to successfully detect and quantify low levels of N,N’-disalicylidene-1,2-propanediamine (MDA) and the complex formed between MDA and Cu(II) ions. The results indicate that HPLC-MS with electrospray ionization should be generally applicable for the detection and quantification of metal complexes in hydrocarbon solutions. The identification of metal complexes in fuels should greatly increase the understanding of the fundamental reaction processes which cause fuel degradation during storage and use.
Steven Zabarnick, Ph.D (Committee Chair)
Jamie Ervin, Ph.D (Committee Member)
Khalid Lafdi, D.Sc., Ph.D. (Committee Member)
78 p.

Recommended Citations

Citations

  • Taylor, K. B. (2010). Comparative Study of Alternative Fuel Icing Inhibitor Additive Properties and Chemical Analysis of Metal Speciation in Aviation Fuels [Master's thesis, University of Dayton]. OhioLINK Electronic Theses and Dissertations Center. http://rave.ohiolink.edu/etdc/view?acc_num=dayton1280850044

    APA Style (7th edition)

  • Taylor, Kevin. Comparative Study of Alternative Fuel Icing Inhibitor Additive Properties and Chemical Analysis of Metal Speciation in Aviation Fuels. 2010. University of Dayton, Master's thesis. OhioLINK Electronic Theses and Dissertations Center, http://rave.ohiolink.edu/etdc/view?acc_num=dayton1280850044.

    MLA Style (8th edition)

  • Taylor, Kevin. "Comparative Study of Alternative Fuel Icing Inhibitor Additive Properties and Chemical Analysis of Metal Speciation in Aviation Fuels." Master's thesis, University of Dayton, 2010. http://rave.ohiolink.edu/etdc/view?acc_num=dayton1280850044

    Chicago Manual of Style (17th edition)