...Ramees K. Rahman; Raghu Kancherla; Gregory Vogel; Subith S. Vasu Natural gas is one of the common fuels that is used in gas turbines for power generation. Due to its interest in power generation and other applications, there are several chemical kinetic models available in the literature...

...Michael Pierro; Justin J. Urso; Ramees K. Rahman; Christopher W. Dennis; Marley A. Albright; Jonathan McGaunn; Cory Kinney; Subith S. Vasu Ignition delay times from undiluted mixtures of natural gas (NG)/H 2 /Air and NG/NH 3 /Air were measured using a high-pressure shock tube at the University...

... a profound impact on engine performance and emissions. In this study, cyclic variations in dual fuel combustion are analyzed, comparing diesel–natural gas (NG) and polyoxymethylene dimethyl ether (POMDME)-NG dual fuel combustion. Cyclic variability was initially quantified using the coefficient of variation...

.../9781009157940.004 [3] Abánades , A. , 2018 , “ Natural Gas Decarbonization as Tool for Greenhouse Gases Emission Control ,” Front. Energy Res. , 6 ( 47 ), pp. 1 – 7 . 10.3389/fenrg.2018.00047 [4] Taibi , E. , Nikolakakis , T. , Gutierrez , L. , and Fernandez , C...

...Weijian Zhou; Hongyuan Xi; Song Zhou; Majed Shreka; Zhao Zhang Due to energy shortage and environmental problems, the application of natural gas in internal combustion engine has attracted extensive attention. Therefore, diesel pilot ignition natural gas engine is a promising technology. However...

..., RCCI combustion can be accurately simulated. In this study, the combustion and the emission performance of a single-cylinder heavy-duty natural gas/diesel RCCI engine have been optimized through numerical simulation. Six important parameters including start of injection (SOI) timing, intake valve...

... the gradual increase of hydrogen injection in the existing natural gas grid. Today there is limited operational experience on cocombustion of hydrogen and natural gas in an existing gas turbine in an industrial environment. The ENGIE owned Siemens SGT-600 (Alstom legacy GT10B) 24 MW industrial gas turbine...

...A. Abd El-Sabor Mohamed; Amrit Bikram Sahu; Snehasish Panigrahy; Gilles Bourque; Henry Curran New ignition delay time (IDT) measurements for two natural gas (NG) blends composed of C 1 –C 7 n -alkanes, NG6 (C 1 :60.625%, C 2 :20%, C 3 :10%, C 4 :5%, n C 5 :2.5%, n C 6 :1.25%, n C 7 :0.625%) and NG7...

...Lin Chen; Xiao Zhang; Ren Zhang; Wanhui Zhao Natural gas is a promising fuel for internal combustion (IC) engines with minimal modification, whereas its low power output and slow flame propagation speed remain a challenge for automobile manufacturers. To find a method of improving the natural gas...

...A. Abd El-Sabor Mohamed; Amrit Bikram Sahu; Snehasish Panigrahy; Gilles Bourque; Henry Curran New ignition delay time (IDT) data for stoichiometric natural gas (NG) blends composed of C 1 –C 5 n-alkanes with methane as the major component were recorded using a high pressure shock tube (HPST...

...Amrit Bikram Sahu; A. Abd El-Sabor Mohamed; Snehasish Panigrahy; Gilles Bourque; Henry Curran New ignition delay time measurements of natural gas mixtures enriched with small amounts of n-hexane and n-heptane were performed in a rapid compression machine to interpret the sensitization effect...

... combustion of natural gas are hydrogen and carbon monoxide, which can subsequently be recirculated to the cylinders using EGR. In this study, the effect of hydrogen and carbon monoxide addition to methane on laminar burning velocity and flame morphology is investigated. Due to the broad flammability limit...

... Operation Using Natural Gas and Diesel ,” SAE Int. J. Engines , 5 ( 2 ), pp. 270 – 285 . 10.4271/2012-01-0379 [5] Srinivasan , K. K. , Krishnan , S. R. , and Midkiff , K. C. , 2006 , “ Improving Low Load Combustion, Stability, and Emissions in Pilot-Ignited Natural Gas Engines ,” Proc...

...Martia Shahsavan; Mohammadrasool Morovatiyan; J. Hunter Mack Natural gas is traditionally considered as a promising fuel in comparison with gasoline due to the potential of lower emissions and significant domestic reserves. These emissions can be further diminished by using noble gases...

...Emiliano Pipitone; Stefano Beccari The introduction of natural gas (NG) in the road transport market is proceeding through bifuel vehicles, which, endowed of a double-injection system, can run either with gasoline or with NG. A third possibility is the simultaneous combustion of NG and gasoline...

... [ 12–14 , 16 ]. A comparison between the measured and calculated laminar flame speed data for mixtures of H 2 and natural gas (92% CH 4 and 8% C 2 H 6 ) in various ratios is shown in Fig. 10 . No experimental data are given for pure hydrogen. Obviously, the predicted values are close to each...

...Dung Ngoc Nguyen; Hiroaki Ishida; Masahiro Shioji Gaseous fuels, such as hydrogen and natural gas, are utilized in internal combustion engines for spark-ignition operation. To improve thermal efficiency and to ensure control at good heat-release rates, combustion systems with direct-injection...

...G. P. McTaggart-Cowan; H. L. Jones; S. N. Rogak; W. K. Bushe; P. G. Hill; S. R. Munshi This study investigated the effects of injection pressure on the performance and emissions of a pilot-ignited, late-cycle direct-injected natural gas fueled heavy-duty engine. The experiments, conducted...