Search Results - "Pannala, Sreekanth"

Numerical modeling of heat-transfer and the influence of process parameters on tailoring the grain morphology of IN718 in electron beam additive manufacturing by Raghavan, Narendran, Dehoff, Ryan, Pannala, Sreekanth, Simunovic, Srdjan, Kirka, Michael, Turner, John, Carlson, Neil, Babu, Sudarsanam S.

“…The fabrication of 3-D parts from CAD models by additive manufacturing (AM) is a disruptive technology that is transforming the metal manufacturing industry…”
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Open-source MFIX-DEM software for gas–solids flows: Part I—Verification studies by Garg, Rahul, Galvin, Janine, Li, Tingwen, Pannala, Sreekanth

“…With rapid advancements in computer hardware, it is now possible to perform large simulations of granular flows using the Discrete Element Method (DEM). As a…”
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Novel Annular Jet Vortex Reactor for High-Temperature Thermochemical Conversion of Hydrocarbons to Acetylene by Pannala, Sreekanth, Shtern, Vladimir, Chen, Lei, West, David

“…This paper describes a novel reactor for acetylene synthesis by high-temperature thermochemical conversion of paraffin hydrocarbons. The reactor utilizes a…”
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Filtered two-fluid models for fluidized gas-particle suspensions by Igci, Yesim, Andrews, Arthur T. IV, Sundaresan, Sankaran, Pannala, Sreekanth, O'Brien, Thomas

“…Starting from a kinetic theory based two-fluid model for gas-particle flows, we first construct filtered two-fluid model equations that average over small…”
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Large Multi-Machine Power System Simulations Using Multi-Stage Adomian Decomposition by Gurrala, Gurunath, Dinesha, Disha Lagadamane, Dimitrovski, Aleksandar, Sreekanth, Pannala, Simunovic, Srdjan, Starke, Michael

“…Multi-stage Adomian decomposition method (MADM) is a proven semi-analytical approximation solution technique for ordinary differential equations (ODEs), which…”
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Computation of Effective Radiative Properties of Powders for Selective Laser Sintering Simulations by Moser, Daniel, Pannala, Sreekanth, Murthy, Jayathi

“…Selective laser sintering (SLS) is an additive manufacturing technique for rapidly creating parts directly from a computer-aided design (CAD) model by using a…”
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Anomalous Discharge Product Distribution in Lithium-Air Cathodes by Nanda, Jagjit, Bilheux, Hassina, Voisin, Sophie, Veith, Gabriel M, Archibald, Richard, Walker, Lakeisha, Allu, Srikanth, Dudney, Nancy J, Pannala, Sreekanth

“…Using neutron tomographic imaging, we report for the first time the three-dimensional spatial distribution of lithium products in electrochemically discharged…”
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Probing Multiscale Transport and Inhomogeneity in a Lithium-Ion Pouch Cell Using In Situ Neutron Methods by Zhou, Hui, An, Ke, Allu, Srikanth, Pannala, Sreekanth, Li, Jianlin, Bilheux, Hassina Z, Martha, Surendra K, Nanda, Jagjit

“…We demonstrate the lithiation process in graphitic anodes using in situ neutron radiography and diffraction in a single-layer pouch cell. The variation in…”
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Theoretical Limits of Energy Density in Silicon-Carbon Composite Anode Based Lithium Ion Batteries by Dash, Ranjan, Pannala, Sreekanth

“…Silicon (Si) is under consideration as a potential next-generation anode material for the lithium ion battery (LIB). Experimental reports of up to 40% increase…”
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Incremental Growth of Short SWNT Arrays by Pulsed Chemical Vapor Deposition by Puretzky, Alexander A., Geohegan, David B., Jackson, Jeremy J., Pannala, Sreekanth, Eres, Gyula, Rouleau, Christopher M., More, Karren L., Thonnard, Norbert, Readle, Jason D.

“…Very short arrays of continuous single‐wall carbon nanotubes (SWNTs) are grown incrementally in steps as small as 25 nm using pulsed chemical vapor deposition…”
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The potential of silicon anode based lithium ion batteries by Dash, Ranjan, Pannala, Sreekanth

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Retraction Note: Theoretical Limits of Energy Density in Silicon-Carbon Composite Anode Based Lithium Ion Batteries by Dash, Ranjan, Pannala, Sreekanth

“…This article has been retracted…”
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A numerical scale-up study of annular fluidized bed reactor with high centrifugal acceleration by Li, Tingwen, Pannala, Sreekanth, Dittrich, Christoph, West, David

“…A rotating fluidized bed imposes a strong centrifugal force to form the dense annular bed with high interphase slip velocity for significantly enhanced…”
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RETRACTED ARTICLE: Theoretical Limits of Energy Density in Silicon-Carbon Composite Anode Based Lithium Ion Batteries by Dash, Ranjan, Pannala, Sreekanth

“…Silicon (Si) is under consideration as a potential next-generation anode material for the lithium ion battery (LIB). Experimental reports of up to 40% increase…”
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Modeling the impact of bubbling bed hydrodynamics on tar yield and its fluctuations during biomass fast pyrolysis by Xiong, Qingang, Xu, Fei, Ramirez, Emilio, Pannala, Sreekanth, Daw, C. Stuart

“…[Display omitted] •A bubbling bed for biomass fast pyrolysis was simulated using CFD.•The effects of bubbling bed hydrodynamics on tar production were…”
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Three-dimensional CFD simulation of pattern formation in a shallow packed-bed reactor for oxidative coupling of methane by Chen, Lei, Pannala, Sreekanth, Broekhuis, Robert, Gautam, Pankaj, Gu, Tian, West, David, Balakotaiah, Vemuri

“…[Display omitted] •OCM packed-bed reactor operated close to extinction exhibits temperature patterns.•3-D CFD model represents pattern formation due to…”
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Validation Studies on Filtered Model Equations for Gas-Particle Flows in Risers by Igci, Yesim, Pannala, Sreekanth, Benyahia, Sofiane, Sundaresan, Sankaran

“…In our prior studies ([ Igci Y. , , AIChE J., 2008, 54, 1431−1448 ] and [ Igci Y., Sundaresan S. , AIChE J. , 2010, in press]) we presented a methodology where…”
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CFD simulations of circulating fluidized bed risers, part II, evaluation of differences between 2D and 3D simulations by Li, Tingwen, Pannala, Sreekanth, Shahnam, Mehrdad

“…Two-dimensional (2D) numerical simulations have been widely reported in the literature for qualitative, even quantitative, study of the complex gas–solids flow…”
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Open-source MFIX-DEM software for gas-solids flows: Part II — Validation studies by Li, Tingwen, Garg, Rahul, Galvin, Janine, Pannala, Sreekanth

“…With rapid advancements in computer hardware and numerical algorithms, computational fluid dynamics (CFD) has been increasingly employed as a useful tool for…”
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Parareal in Time for Fast Power System Dynamic Simulations by Gurrala, Gurunath, Dimitrovski, Aleksandar, Pannala, Sreekanth, Simunovic, Srdjan, Starke, Michael

“…Recent advancements in high-performance parallel computing platforms and parallel algorithms have significantly enhanced the opportunities for real-time power…”
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