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RISAn Optimized and Reduced Chemical Kinetic Model for Hydrogen and Natural Gas Blends Combustion in Industrial Gas Turbines
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: 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 ...
Measurements of Density and Sound Speed in Mixtures Relevant to Supercritical CO2 Cycles
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The objective of this research is to validate properties of mixtures relevant to supercritical carbon dioxide (sCO2) power cycles. Direct-fired sCO2 cycles are a promising technology for the future power generation systems. ...
Extended Testing of the Auto-Ignition Characteristics of Hydrogen–Natural Gas Mixtures for the Safety of Power Plants
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A successful transition to global clean energy hinges on meeting the world’s growing demand for power, while at the same time reducing greenhouse gas emissions. Achieving this will require significant growth in electricity ...
Investigation of NOx and Ammonia Slip in an Ammonia- and Hydrogen-Powered Aviation Gas Turbine Using Chemical Reactor Network Modeling
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Abstract. Ammonia is a promising green fuel with several favorable attributes that could make it a replacement for current nonrenewable aviation fuels. The feasibility of using an NH3–H2 blend as the fuel in terms of the ...
Laminar Burning Speed Measurements of Dimethyl Ether–Hydrocarbon Mixtures
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Abstract. Fossil fuels, when burned in the air, release large amounts of carbon dioxide (CO2) and greenhouse gases into the air, causing significant pollution. To reduce greenhouse gas emissions (CO2, CO, and NOx), alternative ...
Multi-Objective Optimization and Chemical Reactor Network Modeling to Estimate the Minimum Nitrogen Oxide and Ammonia Slip in an Aviation Combustor
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Abstract. Ammonia (NH3) has been deemed an attractive option as a carbon-free fuel for power generation in gas turbines, addressing greenhouse gas emissions and contributing to climate change mitigation. Recently, ammonia ...
Auto-Ignition Delay Times for Reformate Gas Mixtures From Methane Gas Engines
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Abstract. Methane slip is a prominent issue in natural gas reciprocating engines that are used in transportation and marine applications. The incomplete combustion that results in methane slip can be resolved with the ...
Laser Ignition and Flame Speed Measurements in Oxy Methane Mixtures Diluted With CO2
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Ignition and flame propagation in methane/O2 mixtures diluted with CO2 are studied. A laser ignition system and dynamic pressure transducer are utilized to ignite the mixture and to record the combustion pressure, respectively. ...
Planar Laser Induced Fluorescence Experiments and Modeling Study of Jets in Crossflow
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Planar laserinduced fluorescence (PLIF) with acetone seeding was applied to measure the scalar fields of an axisymmetric freejet and an inclined jet in crossflow as applicable to film cooling. From the scalar fields, ...
Influence of Equation-of-States on Supercritical CO2 Combustion Mixtures
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Fossil fuel based direct-fired supercritical CO2 (sCO2) cycles are gaining the attention of industry, academia, and government due to their remarkable efficiency and carbon capture at high-source temperatures. Modeling ...