... received May 31, 2018; published online August 30, 2018. Assoc. Editor: David Wisler. 07 05 2018 31 05 2018 Computational fluid dynamics Energy Modeling Thermodynamics One of the most important ways of managing the growth in energy consumption is energy efficiency. Energy...

...) engines. For high energy substitution (>70%) conditions, NO x emissions are a function of the premixed gas lambda ( λ ng ) and contain a local minimum, with NO x increasing as lambda is either leaned or richened beyond the local minimum which occurs from approximately λ ng = 1.7 – 1.85...

... and Dynamics Committee of ASME for publication in the J OURNAL OF E NGINEERING FOR G AS T URBINES AND P OWER . Manuscript received January 3, 2018; final manuscript received May 16, 2018; published online August 6, 2018. Editor: David Wisler. 03 01 2018 16 05 2018 Energy Energy...

... allows for a continuum of in-cylinder blend levels from pure gasoline to pure NG operation. The huge benefit of gasoline is its availability and energy density, whereas NG allows efficient operation at high load due to improved combustion phasing enabled by its higher knock resistance. Furthermore, using...

... Zentrum für Luft- und Raumfahrt (DLR), and energy budgets are performed to characterize the reflection, transmission, and dissipation of the fluctuations. Because acoustic and entropy perturbations are present in the flow in the general case, classical acoustic energy budgets cannot be used...

... Committee of ASME for publication in the J OURNAL OF E NGINEERING FOR G AS T URBINES AND P OWER . Manuscript received April 28, 2017; final manuscript received March 19, 2018; published online June 19, 2018. Assoc. Editor: Ajay Agrawal. 28 04 2017 19 03 2018 Alternative energy...

... energy sources Combustion Energy Energy conversion Engines Fuel combustion Internal combustion engines Internal flow Power Swirling Thermodynamics Turbulence Turbulent Visualization Co- generation Modern co-generation spark ignition units are one of the most effective technologies...

... , “ Maximum-Efficiency Architectures for Steady-Flow Combustion Engines—II: Work-Regenerative Gas Turbine Engines ,” Energy , 72 , pp. 58 – 68 . 10.1016/j.energy.2014.05.074 [2] Ramakrishnan , S. , and Edwards , C. F. , 2016 , “ Maximum-Efficiency Architectures for Heat- and Work...

... the processes by which the initially unfueled kernel evolves into a self-sustained flame. Three fuels are examined: a conventional Jet-A and two synthesized fuels that are used to explore fuel composition effects. A commercial, high-energy recessed cavity discharge igniter located at the test section wall...

... with conventional postcombustion capture, can be enumerated as follows: Higher CO 2 concentration Faster reaction kinetics Lower regeneration energy per mole of CO 2 captured Lower O 2 concentration Reduced solvent degradation Reduced reclaiming need Reduced solvent consumption...

...Kai Kadau; Phillip W. Gravett; Christian Amann We developed and successfully applied a direct simulation Monte Carlo (MC) scheme to quantify the risk of fracture for heavy-duty rotors commonly used in the energy sector. The developed probabilistic fracture mechanics (FM), high-performance computing...

...Alireza Ameli; Ali Afzalifar; Teemu Turunen-Saaresti; Jari Backman Rankine and Brayton cycles are common energy conversion cycles and constitute the basis of a significant proportion of global electricity production. Even a seemingly marginal improvement in the efficiency of these cycles can...

... OWER . Manuscript received July 10, 2017; final manuscript received August 29, 2017; published online January 10, 2018. Editor: David Wisler. 10 07 2017 29 08 2017 Energy systems Energy Energy systems Fuel cell applications Thermodynamics Control systems Advanced...

... installed at University of Genoa (Italy), German Aerospace Center (DLR, Germany), and National Energy Technology Laboratory (NETL, USA), respectively. The proposed modeling approach is based on an experience-based simplification of the physical problem to reduce model computational efforts with minimal...

... , “ The Supercritical Thermodynamic Power Cycle ,” Energy Convers. Manage. , 8 ( 2 ), pp. 85 – 90 . 10.1016/0013-7480(68)90105-8 [2] Angelino , G. , 1968 , “ Carbon Dioxide Condensation Cycles for Power Production ,” ASME J. Eng. Power , 90 ( 3 ), pp. 287 – 295 . 10.1115/1.3609190 [3] Ahn , Y...

.... Editor: David Wisler. 16 07 2017 15 08 2017 Aerothermodynamics Computational fluid dynamics Design optimization Energy Experimental Recently, automotive companies have shown a large investment and push toward downsizing automotive gasoline and diesel fueled engines [ 1...

.... Complete simulation results are presented, discussing the proposed plant mass and energy balances and showing the most attractive configurations from the point of view of total efficiency and CCR. 1 Corresponding author. Contributed by the Power Division of ASME for publication in the J OURNAL...

... URBINES AND P OWER . Manuscript received June 30, 2017; final manuscript received July 6, 2017; published online September 13, 2017. Editor: David Wisler. 30 06 2017 06 07 2017 Combustion Energy Fuel combustion Fuels Combustion Fig. 10 Evolution with the inverse...

... for publication in the J OURNAL OF E NGINEERING FOR G AS T URBINES AND P OWER . Manuscript received July 5, 2017; final manuscript received July 6, 2017; published online August 16, 2017. Editor: David Wisler. 05 07 2017 06 07 2017 Design optimization Energy Environmental Fossil...

... effects. 1 Present address: Siemens Energy, Inc., Charlotte, NC 28273. Contributed by the Combustion and Fuels Committee of ASME for publication in the J OURNAL OF E NGINEERING FOR G AS T URBINES AND P OWER . Manuscript received October 24, 2015; final manuscript received January 3, 2017...