Browsing School of Chemistry by Subject "Ignition delay times"

Now showing items 1-10 of 10

    • Autoignition characteristics of oxygenated gasolines 

      Lee, Changyoul; Ahmed, Ahfaz; Nasir, Ehson F.; Badra, Jihad; Kalghatgi, Gautam; Sarathy, S. Mani; Curran, Henry J.; Farooq, Aamir (Elsevier, 2017-08-14)
      Gasoline anti-knock quality, defined by the research and motor octane numbers (RON and MON), is important for increasing spark ignition (SI) engine efficiency. Gasoline knock resistance can be increased using a number of ...

    • An experimental and modeling study of shock tube and rapid compression machine ignition of n-butylbenzene/air mixtures 

      Nakamura, Hisashi; Darcy, Daniel; Mehl, Marco; Tobin, Colin J.; Metcalfe, Wayne K.; Pitz, William J.; Westbrook, Charles K.; Curran, Henry J. (Elsevier, 2013-08-28)
      In our previous work (D. Darcy, C.J. Tobin, K. Yasunaga, J.M. Simmie, J. Wurmel, W.K. Metcalfe, T. Niass, S.S. Ahmed, C.K. Westbrook, H.J. Curran, Combust. Flame 159 (2012) 2219-2232), ignition delay times of n-butylbenzene ...

    • A high-pressure rapid compression machine study of n-propylbenzene ignition 

      Darcy, Daniel; Tobin, Colin; Metcalfe, Wayne; Pitz, William J.; Nakamura, Hisashi; Westbrook, Charles K.; Curran, Henry J. (Elsevier ScienceDirect, 2013-08-28)
      This study presents new ignition delay data measured in a rapid compression machine over a wide range temperature, pressure and fuel/air ratio. This data is an extension of that measured previously (D. Darcy, C.J. Tobin, ...

    • An ignition delay and kinetic modeling study of methane, dimethyl ether, and their mixtures at high pressures 

      Burke, Ultan; Somers, Kieran P.; O’Toole, Peter; Zinner, Chis M.; Marquet, Nicolas; Bourque, Gilles; Petersen, Eric L.; Metcalfe, Wayne K.; Serinyel, Zeynep; Curran, Henry J. (Elsevier ScienceDirect, 2014-09-29)
      The development of accurate chemical kinetic models capable of predicting the combustion of methane and dimethyl ether in common combustion environments such as compression ignition engines and gas turbines is important ...

    • Ignition studies of n-heptane/iso-octane/toluene blends 

      Javed, Tamour; Lee, Changyoul; AlAbbad, Mohammed; Djebbi, Khalil; Beshir, Mohamed; Badra, Jihad; Curran, Henry J.; Farooq, Aamir (Elsevier ScienceDirect, 2016-07-09)
      Ignition delay times of four ternary blends of n-heptane/iso-octane/toluene, referred to as Toluene Primary Reference Fuels (TPRFs), have been measured in a high-pressure shock tube and in a rapid compression machine. The ...

    • The impact of the third O2 addition reaction network on ignition delay times of neo-pentane 

      Hansen, N.; Kukkadapu, G.; Chen, B.; Dong, S.; Curran, Henry J.; Taatjes, C. A.; Eskola, A. J.; Osborn, D. L.; Sheps, L.; Pitz, W. J.; Moshammer, K.; Jasper, A. W.; Chen, W.; Yang, J.; Wang, Z. (Elsevier, 2020-08-27)
      We studied the oxidation of neo-pentane by combining experiments, theoretical calculations, and mechanistic developments to elucidate the impact of the 3rd O2 addition reaction network on ignition delay time predictions. ...

    • Influence of steam dilution on the ignition of hydrogen, syngas and natural gas blends at elevated pressures 

      Donohoe, Nicola; Heufer, Karl A.; Aul, Christopher J.; Petersen, Eric L.; Bourquec, Gilles; Gordon, Robert; Curran, Henry J. (Elsevier ScienceDirect, 2014-11-10)
      This paper presents the influence of steam dilution on the autoignition behaviour of hydrogen, carbon monoxide, syngas, methane, and natural gas mixtures under gas turbine-relevant conditions. Rapid compression machine ...

    • Probing the low-temperature chemistry of ethanol via the addition of dimethyl ether 

      Zhang, Yingjia; El-Merhubi, Hilal; Lefort, Benoîte; Le Moyne, Luis; Curran, Henry J.; Kéromnès, Alan (Elsevier, 2017-11-28)
      Considering the importance of ethanol (EtOH) as an engine fuel and a key component of surrogate fuels, the further understanding of its auto-ignition and oxidation characteristics at engine-relevant conditions (high pressures ...

    • An updated experimental and kinetic modeling study of n-heptane oxidation 

      Zhang, Kuiwen; Banyon, Colin; Bugler, John; Curran, Henry J.; Rodriguez, Anne; Herbinet, Olivier; Battin-Leclerc, Frédérique; B'Chir, Christine; Heufer, Karl Alexander (Elsevier ScienceDirect, 2016-07-25)
      This work presents an updated experimental and kinetic modeling study of n-heptane oxidation. In the experiments, ignition delay times of stoichiometric n-heptaneiair mixtures have been measured in two different high-pressure ...

    • Using rapid compression machines for chemical kinetics studies 

      Sung, Chih-Jen; Curran, Henry J. (Elsevier, 2014-04-26)
      Rapid compression machines (RCMs) are used to simulate a single compression stroke of an internal combustion engine without some of the complicated swirl bowl geometry, cycle-to-cycle variation, residual gas, and other ...