Academic literature on the topic 'Gambit software'

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Journal articles on the topic "Gambit software"

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Coons, Katherine E., Sebastian Burckhardt, and Madanlal Musuvathi. "GAMBIT." ACM SIGPLAN Notices 45, no. 5 (2010): 15–24. http://dx.doi.org/10.1145/1837853.1693458.

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Lumpe, Jared, Lynette Gumbleton, Andrew Gorzalski, et al. "GAMBIT (Genomic Approximation Method for Bacterial Identification and Tracking): A methodology to rapidly leverage whole genome sequencing of bacterial isolates for clinical identification." PLOS ONE 18, no. 2 (2023): e0277575. http://dx.doi.org/10.1371/journal.pone.0277575.

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Whole genome sequencing (WGS) of clinical bacterial isolates has the potential to transform the fields of diagnostics and public health. To realize this potential, bioinformatic software that reports identification results needs to be developed that meets the quality standards of a diagnostic test. We developed GAMBIT (Genomic Approximation Method for Bacterial Identification and Tracking) using k-mer based strategies for identification of bacteria based on WGS reads. GAMBIT incorporates this algorithm with a highly curated searchable database of 48,224 genomes. Herein, we describe validation of the scoring methodology, parameter robustness, establishment of confidence thresholds and the curation of the reference database. We assessed GAMBIT by way of validation studies when it was deployed as a laboratory-developed test in two public health laboratories. This method greatly reduces or eliminates false identifications which are often detrimental in a clinical setting.
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Li, Yan, Yong Teng Jing, and Longnv Li. "Calculation and Analysis of Winding Temperature Rise for ODAF Power Transformer." Advanced Materials Research 516-517 (May 2012): 1580–83. http://dx.doi.org/10.4028/www.scientific.net/amr.516-517.1580.

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The AutoCAD, Gambit and ANSYS software are used to establish transformer oil flow-temperature rise model and mesh generation based on finite volume method, fluid mechanics and numerical heat transfer. A method that calculates temperature rise distribution of transformer winding regional wire and oil by FLUENT software, and a numerical example is given for an actual transformer.
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Moran, Peter, Daniel Han Ming Chng, and Liman Zhao. "WinChannel’s digital gambit to revitalize rural China." Emerald Emerging Markets Case Studies 9, no. 1 (2019): 1–43. http://dx.doi.org/10.1108/eemcs-06-2018-0133.

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Learning outcomes Following are the learning outcomes: to understand how the tools and frameworks of strategic analysis can be applied to understand the evolution of value creation and capture in the FMCG industry; to analyze the core competencies of a company and understand their relevance in this fast-changing industry; to understand how to evaluate the pros and cons of a certain strategy and business model; and to develop strategic recommendations. Case overview/synopsis The case series traces the developments in China’s FMCG industry from the early 2010s to 2017, in general, and the efforts of Beijing WinChannel Software Technology Co., Ltd. (WinChannel) and its affiliated company, Huixiadan, in their attempt to apply new digital technologies to transform the traditional trade channel, in particular. The decision point of Case A, in early 2015, is how WinChannel can help improve the reach and efficiency of the traditional trade channel and wonders if the emerging online/mobile B2B FMCG platforms are the right solution for the increasingly digitized FMCG retail industry in China. The decision point of Case B, at the end of 2017, is how could Huixiadan’s business model be sustainable and what it should do to withstand the competitive threats even as it tries to exploit opportunities in the traditional FMCG industry in China. Complexity academic level It can be used with MBAs, EMBAs and senior executives. Supplementary materials Teaching Notes are available for educators only. Please contact your library to gain login details or email support@emeraldinsight.com to request teaching notes. Subject code CSS: 11: Strategy.
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Bai, Cui Cai, Xiu Jun Liu, Ju Wan, Hua Liang Liu, Tong Qi Li, and Zi Jun Hu. "The Thermal Conductivity Simulation Calculation of Polyacryonitrile-Based Carbon Fiber/Pitch-Based Carbon/Carbon Composites." Advanced Materials Research 301-303 (July 2011): 93–98. http://dx.doi.org/10.4028/www.scientific.net/amr.301-303.93.

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The thermal conductivity of polyacryonitrile-based carbon fiber/pitch-based carbon/carbon composites was simulated by the finite element analysis. After the density, thermal capacity and thermal conductivity of graphite and carbon fiber were given for known parameters, the geometric grid figure) was generated after the Gambit software processed the unit geometric model grids and the thermal conductivities of carbon/carbon composites were simulated by the Fluent software.
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Froń, Adam, Ivan Galkin, Andrzej Krankowski, et al. "Towards Cooperative Global Mapping of the Ionosphere: Fusion Feasibility for IGS and IRI with Global Climate VTEC Maps." Remote Sensing 12, no. 21 (2020): 3531. http://dx.doi.org/10.3390/rs12213531.

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Recommendations of the International Reference Ionosphere (IRI) Workshop 2017 in Taoyuan City, Taiwan and International GNSS Service (IGS) Workshop 2018 in Wuhan, China included establishment of an ionosphere mapping service that would fuse measurements from two independent sensor networks: IGS permanent GNSS receivers providing the vertical total electron content (VTEC) measurements and ionosondes of the Global Ionosphere Radio Observatory (GIRO) that compute the bottomside vertical profiles of the ionospheric plasma density. Using available GAMBIT software at GIRO, we introduced new VTEC products to its data roster: previously unavailable global average (climate) maps of VTEC and slab thickness based on climatological capabilities of IRI. Incorporation of the VTEC and τ maps into the GAMBIT Explorer environment provided data analysts with nearly 10-year history of the reference average VTEC records and opened access to the GAMBIT toolkit for evaluation and validation of the τ computations. This result is the first step towards establishing an infrastructure and the data workflow to provide GAMBIT users with the low latency and consistent quality and usability of the ionospheric weather-climate specifications. Combination of IGS-provided VTEC and GIRO-provided peak density of F2 layer NmF2 allows ground-based evaluation of the equivalent slab thickness τ, a derived property of the near-Earth plasma that characterizes the skewness of its vertical profile up to the GNSS spacecraft altitudes.
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He, Wei Dong, Chen Wang, and Ying Hui Zhang. "Study of the Influence of Labyrinth Seal Clearance on Gearbox Leakage with Gas-Fluid Two-Phase Mixture." Applied Mechanics and Materials 789-790 (September 2015): 231–35. http://dx.doi.org/10.4028/www.scientific.net/amm.789-790.231.

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Established two-dimensional axisymmetric staggered tooth shape labyrinth seal grid model by GAMBIT software, simulated oil-air two-phase mixture flow field within labyrinth seal by fluent software, confirmed the best grid size of numerical calculation, studied the seal mechanism and influence of gap width variation on the leakage. The results show that when fluid flows through the narrow clearance, its velocity increases and pressure decreases. The optimized clearance width within 0.5mm to 1.0mm is preferable.
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Wisam Abd Mohammed Al-Shohani. "Numerical Analysis of a Modefid Airfoil for Wind Turbine." Diyala Journal of Engineering Sciences 7, no. 2 (2014): 83–79. http://dx.doi.org/10.24237/djes.2014.07206.

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This paper presents a numerical analysis of new airfoil, TCB6612, and compared with respect to standard airfoil NACA4412 using them in wind turbine blade. The main objective of this work is to enhance the aerodynamic performance of airfoil by changing the geometry of the airfoil in order to increase the overall power output of the wind turbine. Two software, GAMBIT and FLUENT, are used in this work; GAMBIT is used to create modeling and meshing of the airfoils while FLUENT is used to simulate and analysis the airfoils. The analysis showed that the significant enhancement in aerodynamic performance for TCB6612 is occurred. It is found that value of Cd/Cl is decreased about 10.23%, the power coefficient is reached to 51.9%, and the power output is increased about 9.8%.
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Wu, Yuan Ze, Yi Sun, Hai Tao Shi, and Bai Feng Ji. "Study on Downburst Wind Load under Characteristic Topography." Applied Mechanics and Materials 580-583 (July 2014): 2958–61. http://dx.doi.org/10.4028/www.scientific.net/amm.580-583.2958.

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Gemorphological type is the important factor influencing the downburst wind profile. In this thesis, firstly we determine four categories of landform types under the criteria of roughness. The CFD pre-processing software GAMBIT was used to build considering the landscape type's downburst CFD computational model. Then, the established CFD computational model was imported to the calculated hydrodynamics software FLUENT to take the numerical simulation of the downburst under different landforms. Finally, in allusion to the numerical simulation result, make the research of the wind characteristics.
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Li, He Jia, Hui Wang, Cheng Yao, et al. "Develop Radiator Core Shape Parametric Modeling Software Based on Fluent Secondary Development Using VC++." Advanced Materials Research 744 (August 2013): 258–61. http://dx.doi.org/10.4028/www.scientific.net/amr.744.258.

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Vehicle radiator is the important heat-exchange equipment to improve the power, economy and reliability of the engine and transmission device, the selection and design of radiator is limited by the vehicle cabin space. In order to meet the cooling requirements, radiator core shape design is optimized. During the radiator core shape optimal design, there is a manual repetitive operation problem when Fluent pre-processing software Gambit establishes 3D mesh model according to the different testing points, Fluent secondary development using VC++6.0 programming language develops the radiator core shape parametric modeling software and improves development efficiency.
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Books on the topic "Gambit software"

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Colour Gamut Volume Software. Society for Information Display, 2021. http://dx.doi.org/10.55410/bjxb8678.

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The code in this section is written in MATLAB format. It serves as a reference for the calculation of Color Gamut Envelope (Section 5.32), CIELAB Gamut Volume (Section 5.32.1), CIELAB Gamut Intersection (Section 5.32.2) and CIELAB Gamut Ring Diagram (Section 5.32.3). The code is fully functional and can be used directly to calculate Gamut Envelope results. It is intended that the reader can review the implementation contained in this source code to create functioning software in the user’s desired programming language. The code contained here also serves as an official reference to verify code created by the user or obtained elsewhere.
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Book chapters on the topic "Gambit software"

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Turocy, Theodore L. "Towards a Black-Box Solver for Finite Games: Computing All Equilibria With Gambit and PHCpack." In Software for Algebraic Geometry. Springer New York, 2008. http://dx.doi.org/10.1007/978-0-387-78133-4_8.

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Gusev, K. V., Roman I. Dzerjinsky, and P. A. Palamarchuk. "The Procter and Gamble Stock Price Dynamics Analysis and Forecasting." In Software Engineering Application in Informatics. Springer International Publishing, 2021. http://dx.doi.org/10.1007/978-3-030-90318-3_12.

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Fogelström, Nina D., Sebastian Barney, Aybüke Aurum, and Anders Hederstierna. "When Product Managers Gamble with Requirements: Attitudes to Value and Risk." In Requirements Engineering: Foundation for Software Quality. Springer Berlin Heidelberg, 2009. http://dx.doi.org/10.1007/978-3-642-02050-6_1.

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Marín Díaz, Adolfo, Ricardo Ramírez Echevarría, Luis Asunción Pérez Domínguez, and David Luviano Cruz. "Implementación de modelos de cadena de suministro en circunstancias de COVID analizados vía equilibrio de Nash con Gambit." In Tendencias en la investigación universitaria. Una visión desde Latinoamérica. Volumen XVII. Fondo Editorial Universitario Servando Garcés de la Universidad Politécnica Territorial de Falcón Alonso Gamero / Alianza de Investigadores Internacionales S.A.S., 2022. http://dx.doi.org/10.47212/tendencias2022vol.xvii.13.

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El propósito de este documento es implementar un modelo de competencia centrado en las cadenas de suministro. De este modo, se plantea analizar los datos de dos compañías, el problema describe los mismos objetivos de mercado, una de estas compañías presenta problemáticas que dificultan su competencia respecto a la otra debido a diferentes escenarios causados por la COVID 19. En este sentido, el enfoque que se utilizo fue el cuantitativo, con un alcance descriptivo, para llevar a cabo la solución del problema planteado se aplicará un modelo ya existente de los escenarios mencionados anteriormente. De igual manera se utilizará el software “Gambit”, para determinar las soluciones con base de “Teoría de juegos”. Así mismo, debido a la naturaleza del programa “Gambit” se tendrán en cuenta ciertas modificaciones y adaptaciones que se requieran para resolver un problema en la cadena de suministro y analizar el caso numérico usando el método del “Equilibrio de NASH” y reflexionar la importancia de este tipo de análisis y estrategias en un entorno sumamente competitivo como es la industria manufacturera.
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Tayyeh, Alnoman Mundher, Akram H. Shather, Firas Tarik Jasim, and Saja Sumiea Anaz. "Solving Linear Problems." In Advances in Systems Analysis, Software Engineering, and High Performance Computing. IGI Global, 2024. http://dx.doi.org/10.4018/979-8-3693-3964-0.ch008.

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Problems associated with heat exchange between a gas and a packed bed are quite common in several branches of industry. To properly study this type of phenomenon, a good prediction of the flow dynamics through the bed is necessary. Based on this, this work presents a study of the flow in a packed bed through computer simulation. The packed bed considered in this study is cylindrical and made up of spheres. The simple cubic sphere arrangement was considered to generate the bed geometry. To make the simulation feasible, some simplifications were necessary. The first was flow periodicity in the axial direction of the bed. Another simplification was symmetry in relation to one-eighth of the bed. A very simplified case, considering a single simple cubic cell of spheres, was also simulated. The geometry and mesh of the packed bed were generated in the Gambit software and the flow simulation was carried out in the Fluent software.
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Kohler, Timothy A. "Putting Social Sciences Together Again; An Introduction to the Volume." In Dynamics in Human and Primate Societies. Oxford University Press, 2000. http://dx.doi.org/10.1093/oso/9780195131673.003.0006.

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We accept many definitions for games, most not so grandiose as those of Napoleon treated by Byron. Often when I demonstrate the simulation of Anasazi settlement discussed in chapter 7 of this volume someone will say, "This is just a game isn't it?" I'm happy to admit that it is, so long as our definition of games encompasses child's play—which teaches about and prepares for reality—and not just those frivolous pastimes of adults, which release them from it. This volume is based on and made possible by recent developments in the field of agent-based simulation. More than some dry computer science technology or another corporate software gambit, this technology is in fact provoking great interest in the possibilities of simulating social, spatial, and evolutionary dynamics in human and primate societies in ways that have not previously been possible. What is agent-based modeling? Models of this sort are sometimes also called individual-oriented, or distributed artificial intelligence- based. Action in such models takes place through agents, which are processes, however simple, that collect information about their environment, make decisions about actions based on that information, and act (Doran et al. 1994:200). Artificial societies composed of interacting collections of such agents allow controlled experiments (of the sort impossible in traditional social research) on the effects of tuning one behavioral or environmental parameter at a time (Epstein and Axtell 1996:1-20). Research using these models emphasizes dynamics rather than equilibria, distributed processes rather than systems-level phenomena, and patterns of relationships among agents rather than relationships among variables. As a result visualization is an important part of analysis, affording these approaches a sometimes gamelike and often immediately engaging quality. OK, I admit it—they're fun. Despite our emphasis on agent-based modeling, we do not mean to imply that it should displace, or is always superior to, systems-level models based on, for example, differential equations. On the contrary: te Boekhorst and Hemelrijk nicely demonstrate how these approaches may be complementary. Even more strongly, we do not argue that these activities should become, ahead of empirical research, the principal tool of social science.
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Luna-Gonzalez, Jose Alvaro, Daniel Robles-Camarillo, Mariko Nakano-Miyatake, Humberto Lanz-Mendoza, and Hector Perez-Meana. "A CNN-Based Mosquito Classification Using Image Transformation of Wingbeat Features." In Knowledge Innovation Through Intelligent Software Methodologies, Tools and Techniques. IOS Press, 2020. http://dx.doi.org/10.3233/faia200559.

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In this paper, a classification of mosquito’s specie is performed using mosquito wingbeats samples obtained by optical sensor. Six world-wide representative species of mosquitos, which are Aedes aegypti, Aedes albopictus, Anopheles arabiensis, Anopheles gambiae and Culex pipiens, Culex quinquefasciatus, are considered for classification. A total of 60,000 samples are divided equally in each specie mentioned above. In total, 25 audio feature extraction algorithms are applied to extract 39 feature values per sample. Further, each audio feature is transformed to a color image, which shows audio features presenting by different pixel values. We used a fully connected neural networks for audio features and a convolutional neural network (CNN) for image dataset generated from audio features. The CNN-based classifier shows 90.75% accuracy, which outperforms the accuracy of 87.18% obtained by the first classifier using directly audio features.
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Chakraborty, Partha, and Krishnamurthy Raghuraman. "Trends in Information Security." In Software Development Techniques for Constructive Information Systems Design. IGI Global, 2013. http://dx.doi.org/10.4018/978-1-4666-3679-8.ch020.

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Information systems have transitioned from being designed for sophisticated users to systems for general populace. Have information security thoughts evolved likewise? The traditional understanding of security gravitated towards physical/network/platform/security and audit logging mechanisms. This chapter looks into evolution of information security, with the current impetus towards boundary-less enterprises, federated identities, the contemporary standards, and the need for federal governments to be involved in information security, ethics, and privacy concerns. With such a gamut of influencing forces, information security needs to be inbuilt with SDLC as a natural process rather than as an afterthought. This chapter covers information security trends in relation to cloud, mobile devices, and Bring Your Own Device. Convergence of information security with risk management and business process continuity is discussed. The authors indicate a few emerging research topics in the field of information security and outline the trends for future.
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Khorrami, Fatemeh, Yohannes Getachew Ejigu, Jyri Näränen, Arttu Raja-Halli, and Maaria Nordman. "Exploring Non-tidal Atmospheric Loading Deformation Correction in GNSS Time Series Analysis Using GAMIT/GLOBK Software." In International Association of Geodesy Symposia. Springer Berlin Heidelberg, 2024. http://dx.doi.org/10.1007/1345_2024_272.

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AbstractThis study investigates the effects of non-tidal atmospheric loading on GNSS time series for a network covering the Nordic countries, with a specific focus on Finland. We processed a 5-month dataset from the year 2015 using GAMIT/GLOBK software, implementing two distinct non-tidal atmospheric loading grid models, namely ‘atmfilt’ and ‘atmdisp’. Our results reveal that both grid models yield similar improvements in the variability of GNSS coordinate time series, albeit with a slightly better performance for ‘atmdisp’ grid. Our results show that implementing these built-in models in the time series analysis yields up to a 14% improvement (reduction in scatter) in the vertical component for 75% of the selected stations. However, the enhancement diminishes for the horizontal components (increase in scatter), exacerbating the eastern component of time series. The corrections lead to a 10% improvement of the North component. We also examined the effectiveness of the loading corrections by comparing our processing-level corrected time series to the daily averaged time series improved by the loading model provided by EOST loading service as a post-processing approach. Given the relatively short 5-month duration of the time series, drawing definitive conclusions when comparing models is challenging. However, it is evident that the GNSS time series exhibits distinct variations related to atmospheric loading in their vertical positions across the various models that were examined.
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Abdoullaev, Azamat. "Ways to View the World." In Reality, Universal Ontology and Knowledge Systems. IGI Global, 2008. http://dx.doi.org/10.4018/978-1-59904-966-3.ch002.

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As a general science of the universe dealing with the most universal truths about all existence, an account of what there is in the world and the study of reality with its content, ontology has long had a critical import only for a small set of professionals. For the majority of researchers, not mentioning the non-committed people, it has been the realm of the occult, an esoteric domain of discourse, the region of most abstract reasoning, or the sphere of philosophical opinion. Today the field is rapidly increasing its audience and practical value. Maybe only a few people will call into question the importance of world models for such advanced knowledge domains as information sciences and computing technology. Increasingly, the universal science is identified with the life and soul of knowledge technologies and intelligent systems. The search for the world description standard as an exhaustive theoretical account and model of generic entities is becoming a research activity promising unprecedented advancements in the new cross area of science and technology. Particularly, this is important for creating knowledge systems of extraordinary performance, such as the emerging Semantic Web, implying the entire gamut of novel applications: knowledge management, intelligent databases, conceptual/semantic search and retrieval, software agents, speech and natural language understanding, e-commerce, and ubiquitous computing (Semantic Web Topic Hierarchy, 2007; Semantic Web Technology, 2007). Considering these design purposes, there are several technical requirements for building an ontology standard: expressivity, efficiency, scalability, compatibility, extensibility, and relative simplicity. But the most significant prerequisite appears to be its consistency with existent commonsense models of the world and scientific learning.
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Conference papers on the topic "Gambit software"

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Gote, Christoph, and Christian Zingg. "gambit – An Open Source Name Disambiguation Tool for Version Control Systems." In 2021 IEEE/ACM 18th International Conference on Mining Software Repositories (MSR). IEEE, 2021. http://dx.doi.org/10.1109/msr52588.2021.00021.

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Matsubara, Patricia G. F., Igor Steinmacher, Bruno Gadelha, and Tayana Conte. "Moving on from the Software Engineers' Gambit: An Approach to Support the Defense of Software Effort Estimates." In 2023 IEEE/ACM 45th International Conference on Software Engineering (ICSE). IEEE, 2023. http://dx.doi.org/10.1109/icse48619.2023.00068.

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Ge, Yuntian, Rui Zhang, and Xiuling Wang. "3D Wind Field Construction for Suburban Environment by Parallel Computational Fluid Dynamics Techniques." In ASME 2013 International Mechanical Engineering Congress and Exposition. American Society of Mechanical Engineers, 2013. http://dx.doi.org/10.1115/imece2013-66637.

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The objective of this paper is to analysis the wind farm properties in suburban environment by Computational Fluid Dynamics (CFD) simulations. In order to do the simulation of a suburban environment, geometry model was built and mesh was generated by commercial software GAMBIT®. Simulation was conducted by FLUENT®. Parallel computing technique was applied in simulation. Simulation results showed different kinds of wind properties such as path lines, velocity distributions, turbulence intensity, etc., and it is also indicated that parallel computing is an appropriate way to conduct wind farm simulation [1].
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Simeunovic, Goran, Ivana Oswaldova, Tomas Vyhlidal, and Pavel Zítek. "Numerical Modeling of the Moisture Transfer Through Wooden Desk by Linking Ansys and Matlab Software." In ASME 2013 International Mechanical Engineering Congress and Exposition. American Society of Mechanical Engineers, 2013. http://dx.doi.org/10.1115/imece2013-66347.

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In the presented research, numerical modeling tools are applied to study relation between the moisture distribution and related stress and strain in a painted wooden desk. The research is motivated by a Case study analysis of the impact of indoor air relative humidity (RH) changes to the collection of mediaeval wooden panel paintings located in the Chapel of the Holy Cross at Karlstejn Castle. This problem is being investigated as one of the tasks of the European project Climate for Culture (http://www.climateforculture.eu/). In the analysis, CFD model of airflow movement and RH distribution in the chapel is linked with a Matlab script used to simulate moisture and stress/strain fluctuations related to RH changes in diurnal and annual cycles. The temperature and RH distribution in the room obtained by Fluent 3D CFD model of the chapel, which is generated in GAMBIT, are used as boundary conditions for the numerical computing of the moisture transfer and stress field implemented in the Matlab script.
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Cibis, Merih, Jolanda J. Wentzel, and Frank J. H. Gijsen. "CFD Challenge: Application of the Commercial Finite Element Solver FIDAP in a Clinical Setting." In ASME 2012 Summer Bioengineering Conference. American Society of Mechanical Engineers, 2012. http://dx.doi.org/10.1115/sbc2012-80522.

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The Rotterdam group mainly focuses on the influence of shear stress on plaque localization and progression in human coronary and carotid arteries. Since we are in an academic hospital, we always have been working in close collaboration with cardiologists and radiologists. Since clinicians do not have the time or the sources that academic engineering groups have, we limited ourselves to perform the simulations on a standard desktop computer (Intel Xeon six core processor, 2.40 GHz CPU and 12 GB RAM) using commercial finite element software (FIDAP 8.7.4 with GAMBIT 2.4.6) within a reasonable time-frame (the weekend). The simulations were carried out by our PhD student Merih Cibis.
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Li, Wei, Chi Yang, Lijun Yu, Guoqiang Wang, and Yunxiang You. "Prediction on Hydrodynamic Performances of Propeller by OpenFOAM." In ASME 2009 28th International Conference on Ocean, Offshore and Arctic Engineering. ASMEDC, 2009. http://dx.doi.org/10.1115/omae2009-79650.

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In this paper the flow around a propeller is simulated by open source CFD tool-OpenFOAM. In order to validate the availability of OpenFOAM code in the field of propeller theory, the steady hydrodynamic performances of DTMB P4119 propeller is predicted. The discrete schemes are second order upwind. The grids are generated by GAMBIT software. The dependence of grid number and adaptability of turbulent model are studied. Compared with the experimental data, it shows that the OpenFOAM code can be used effectively to predict the hydrodynamic performances of the propeller in practice. It can be developed further to study more complex flow phenomena such as cavity flow and other unconventional propulsors.
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Zhu, Zaixing, Jiemin Zhou, Ying Wang, Ping Zhou, and Aichun Ma. "Numerical Simulation on Fluid Flow and Combustion in a Subcritical Pressure Boiler With Various Hybrid Coal." In ASME 2008 International Mechanical Engineering Congress and Exposition. ASMEDC, 2008. http://dx.doi.org/10.1115/imece2008-68927.

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With a 300t/h Hg1025/18.2-YM13 sub-critical natural circulation tangentially corner-fired boiler serving as a prototype, a realizable k–ε turbulent mathematical model was established. This model used computational fluid dynamics software FLUENT6.2 and unstructured mesh generating technique of Gambit to reduce numerical false diffusion of the computational results. The fluid flow, heat transfer and combustion processes in the boiler were investigated numerically with different types of coal. The simulation data was compared and analyzed. The influences of primary air ratio, excess air ratio, pulverized fuel feeder on the combustion processes have been studied. These results could be of great help in the operation of tangentially fired furnace of pulverized coal boilers.
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Krishnani, Pramod Nari, and Dongmei Zhou. "CFD Analysis of Drag Reduction for a Generic SUV." In ASME 2009 International Mechanical Engineering Congress and Exposition. ASMEDC, 2009. http://dx.doi.org/10.1115/imece2009-10170.

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The flow in the near wake of the blunt bodies of road vehicles like SUVs plays an important role in determining the pressure forces acting on the surface of the body. To better understand the wake profiles and stagnation pressure gradient of the vehicle, this paper performed numerical analysis on CAD model of a Generic SUV which was previously tested in the wind tunnel. Commercial software package of ANSYS® GAMBIT, T-grid and FLUENT® was used for multi cell meshing and solving of the governing equations. The pressure coefficient ‘Cp’ plots at the symmetry plane of the model were compared with experimental results from the wind tunnel tests to validate the simulation. Results and conclusions were presented from the simulations of the CAD model using upper and lower flat boat tail plates with gradual increment in the angle of inclination.
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Gori, F., and A. Boghi. "Image-Based Computational Fluid Dynamics in a Carotid Artery." In ASME 2009 International Mechanical Engineering Congress and Exposition. ASMEDC, 2009. http://dx.doi.org/10.1115/imece2009-10302.

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Literature presents numerical simulations on image-based geometry where blood is treated as a Newtonian fluid, while others simulations assumed a non-Newtonian blood with two or three-dimensional axisymmetric geometry. The present work investigates the non-Newtonian behavior of a pulsating blood flow through a stenosed carotid artery, realistically reconstructed with the patient-specific geometry of a 60 years old man with an intimal thickening of 90% degree of stenosis. Lumen boundary contours are segmented using commercial image-processing software AMIRA for a 3D geometry reconstruction. High-quality tetrahedral mesh is generated using commercial mesh-generator code GAMBIT. The 3-D unsteady incompressible Navier-Stokes equations are solved using the commercial finite volume code FLUENT. The boundary condition is assumed from a flow-rate-wave of the literature using the FFT method and imposing a pressure sinusoidal signal with 20 harmonics.
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Okada, S., N. Arai, and K. Hiraoka. "Numerical Calculations of Wing Tip Vortices and Effects of Suction at Wing Tip." In ASME 2002 Pressure Vessels and Piping Conference. ASMEDC, 2002. http://dx.doi.org/10.1115/pvp2002-1589.

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Abstract:
In three-dimensional wing, the induced drag occurs by wing tip vortices. So it is important to study the characteristics of wing tip vortices in order to reduce the induced drag. In this paper, at first comparing the numerically calculated results of three-dimensional incompressible flow using several turbulence models and the law speed wind tunnel experimental results using a two-dimensional hot wire anemometer, the characteristics of wing tip vortices are studied. In the numerical calculations, the multipurpose fluid analysis software FLUENT and the pre-processor GAMBIT are used on popular PC. The numerical results that were obtained by using the RNG k-ε turbulence model is good agreement with the experimental results. Then controlling the flow near the wing tip by suction, the effects against wing tip vortices are studied by numerically and experimentally. It is shown by numerical calculation and experiment that the strength of wing tip vortices decrease by appropriate suction at the wing tip.
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