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RISQuantifying the Effect of Kinetic Uncertainties on NO Predictions at Engine-Relevant Pressures in Premixed Methane–Air Flames
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Accurate and robust thermochemical models are required to identify future low-NOx technologies that can meet the increasingly stringent emissions regulations in the gas turbine industry. These mechanisms are generally ...
Bayesian Calibration of Kinetic Parameters in the CH Chemistry Toward Accurate Prompt-NO Modelling
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Significant efforts made by the gas turbine industry have helped reduce nitrogen oxides (NOx) emissions considerably. To meet and surpass the increasingly stringent regulations, accurate and robust thermochemical mechanisms ...
A Parametric Study on NOx Emissions From Ammonia Containing Product Gas in Rich–Quench–Lean Combustion
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Due to climate change, there has been an increasing demand for fuels that can accelerate the transition away from fossil fuels to clean energy. Humidified product gas obtained from gasifying biomass is emerging as a promising ...
Measurements of the reactivity of premixed, stagnation, methane-air flames at gas turbine relevant pressures
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The adiabatic, unstrained, laminar flame speed, SL, is a fundamental combustion property, and a premier target for the development and validation of thermochemical mechanisms. It is one of the leading parameters determining ...
Impact of Boundary Condition and Kinetic Parameter Uncertainties on NOx Predictions in Methane–Air Stagnation Flame Experiments
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A comprehensive understanding of uncertainty sources in experimental measurements is required to develop robust thermochemical models for use in industrial applications. Due to the complexity of the combustion process in ...
Effect of High Pressures on the Formation of Nitric Oxide in Lean, Premixed Flames
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Increasingly stringent regulations are imposed on nitrogen oxides emissions due to their numerous negative impacts on human health and the environment. Accurate, experimentally validated thermochemical models are required ...
Mechanisms Leading to Stabilization and Incomplete Combustion in Lean CH4/H2 Swirling Wall-Impinging Flames
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In gas turbines, confined highly turbulent flames unavoidably propagate in the vicinity of a relatively cool combustor liner, affecting both the local flame structure and global operation of the combustion system. In our ...
Characterization of a Novel Additive Manufacturing Micromix Nozzle Burning Methane to Hydrogen
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: As the energy landscape transitions to low/zero-carbon fuels, gas turbine manufacturers are targeting fuel flexible operation with natural gas, syngas, and hydrogen-enriched mixtures. Having a single geometry that can ...
Thermochemical Mechanism Optimization for Accurate Predictions of CH Concentrations in Premixed Flames of C1–C3 Alkane Fuels
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Increasingly stringent regulations on NOx emissions are enforced by governments owing to their contribution in the formation of ozone, smog, fine aerosols, acid rains, and nutrient pollution of surface water, which affect ...
An Investigation of a Multi-Injector, Premix/Micromix Burner Burning Pure Methane to Pure Hydrogen
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Micromix combustion technology has been identified as a promising strategy to mitigate the risks associated with burning high-hydrogen-content fuels. This technology has recently been introduced in premixed injector designs ...