...Michael Bonds, Jr.; Ganesh Subbarama Iyer; Srinath V. Ekkad Array jet impingement in conjunction with other cooling methods such as effusion cooling is used in gas turbine combustion zones to provide optimized cooling in the form of double wall cooling around a combustion chamber. Utilizing...

... author. e-mail:  vladimir.kulish@fs.cvut.cz 2 Vladimir Kulish and Pavel Sláma equally contributed to this study. 09 02 2022 13 08 2022 08 09 2022 the method of Kulish nonlinear heat transfer problems combustion ignition radiative cooling/heating chemical reactions...

... of premixed oxy-methane combustion flames. This is important for combustion system designers since radiative heat from the flame is significant for oxy-flames. This study is conducted by varying equivalence ratio, firing input, and CO 2 recirculation ratio. The spectral radiation of premixed oxy-methane...

... August 15, 2017; final manuscript received May 11, 2018; published online June 18, 2018. Editor: Portonovo S. Ayyaswamy. 15 08 2017 11 05 2018 Combustion Computational fluid dynamics Heat and mass transfer Reactive flows Fire accidents are inevitable and occur all around...

...V. Karmalita This paper deals with the autoregression method to determine the logarithmic decrement and natural frequency of gas oscillations in a combustion chamber. The proposed approach to quantify the impact of combustion noise on the estimates of oscillation decrement is based on a linear...

...Tim Gronarz; Robert Johansson; Reinhold Kneer In this work, the effect of applying different approximations for the scattering phase function on radiative heat transfer in pulverized coal combustion is investigated. Isotropic scattering, purely forward scattering, and a δ-Eddington approximation...

...; published online February 27, 2018. Editor: Portonovo S. Ayyaswamy. This work is in part a work of the U.S. Government. ASME disclaims all interest in the U.S. Government's contributions. 15 03 2017 19 09 2017 Combustion Evaporation Heat and mass transfer Boiling Condensation...

...) employing the NA-FPV approach for an H 2 /O 2 combustion field in a single element coaxial combustor under a pressurized condition. The results show that the LES employing the NA-FPV approach can successfully predict the heat flux and capture the effects of heat loss through the cooled walls...

..., such as combustion problems. This paper introduces a new coupled CEF thermal resistor for conduction and energy flow. This modified thermal resistance approach can be applied for one-dimensional, quasi-steady heat transfer problems with an internal chemical heat generation source, such as chemical reactions...

... , “ Modeling of Combustion Chambers for Predicting Pollutant Concentrations ,” ASME J. Heat Transfer , 96 ( 3 ), pp. 405 – 409 . 10.1115/1.3450214 [2] Said , N. M. , Mhiri , H. , Golli , S. E. , Palec , G. L. , and Bournot , P. , 2003 , “ Three-Dimensional Numerical Calculations...

... to be of significantly greater intensity than the pure thermally driven explosions observed with Sn or GaInSn. Evidence of enhanced H 2 production from vapor explosion facilitated aluminum–water combustion was observed both immediately following the explosion (i.e., within 10 ms), as well as several hundred...

... their approach to solve the inverse heat conduction problem (IHCP) associated with the application of thermal barrier coatings (TBC) to in-cylinder surfaces of an internal combustion engine. Subsurface temperature measurements are used to calculate surface heat flux profiles. The modified inverse solver...

... 3, 2016; published online January 10, 2017. Assoc. Editor: Milind A. Jog. 01 06 2016 03 11 2016 Combustion Gas turbine heat transfer Reactive flows Hydrogen (H 2 )-fueled combustion has received attention because of its lower environmental impact and has been studied...

... in combustion environments. Currently, the accommodation coefficient has been deduced only after assuming a combustion model for the nano-aluminum particle and changing the accommodation coefficient to fit experimental temperature data. Direct measurement is needed in order to decouple the accommodation...

... and control. Crude oil fouling is a chemical reaction that is, at first order, thermally controlled. In such large furnaces, the predominant heat transfer process is thermal radiation by the hot combustion products, which directly heats the pipes. As radiation fluxes depend on temperature differences...

... objective functions considered tend to be near the upper bounds. Combustion Heat and mass transfer Thermal systems Reactive flows Chemical vapor deposition (CVD) [ 1 ] is a process in which the volatile compound of a material to be deposited reacts chemically with other gases resulting...

... alternating temperature fields and gas concentrations as in real combustion applications, the precision of the FSCK– P 5 and FSCK– P 7 are on the same level as LBL–PMC. Fig. 7 Mean temperature and mass fraction fields for scaled Sandia Flame D Fig. 6 Cylinder mesh of scaled Flame D...

... of Turbulence on Species Mass Fractions in Methane/Air Jet Flames ,” Proc. Combust. Inst. , 27 , pp. 1087 – 1095 . [29] Li , G. , and Modest , M. F. , 2003 , “ Importance of Turbulence–Radiation Interactions in Turbulent Diffusion Jet Flames ,” ASME J. Heat Transfer , 125 , pp. 831...

...Akshai K. Runchal References [1] Spalding , D. B. , 1951 , “ The Combustion of Liquid Fuels ,” Ph.D. thesis, Cambridge University , Cambridge, UK. [2] Spalding , D. B. , 1963 , Convective Mass Transfer: An Introduction , Edward Arnold (Publishers) Ltd. , London . [3...

... are in the region (0.15 < r′ < 0.40, 0 < z′ < 1). The amount of heat released by the combustion of the fumes components increases the walls temperature, in spite of the fact that radiative transfers decrease weakly walls temperature. Streamlines ( a ), isotherms ( b ), and isoconcentration of CH 4...