Search Results - "AKAY, H. U."

Parallelized structural topology optimization and CFD coupling for design of aircraft wing structures by Oktay, E., Akay, H.U., Merttopcuoglu, O.

“…A set of structural optimization tools are presented for topology optimization of aircraft wing structures coupled with Computational Fluid Dynamics (CFD)…”
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The nonsteady state modeling of freeze drying: In-process product temperature and moisture content mapping and pharmaceutical product quality applications by PIKAL, M. J, CARDON, S, BHUGRA, Chandan, JAMEEL, F, RAMBHATLA, S, MASCARENHAS, W. J, AKAY, H. U

“…Theoretical models of the freeze-drying process are potentially useful to guide the design of a freeze-drying process as well as to obtain information not…”
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A computational model for finite element analysis of the freeze-drying process by Mascarenhas, W.J., Akay, H.U., Pikal, M.J.

“…A brief overview of the freeze-drying process is given, followed by presentation of the governing equations and the finite element formulation in…”
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Parallel Schur complement method for large-scale systems on distributed memory computers by Kocak, S, Akay, H.U

“…The Schur complement method, also known as substructuring technique, was widely used in structural mechanics to solve large-scale systems with limited memory…”
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Communication cost estimation for parallel CFD using variable time-stepping algorithms by Chien, Y.P, Ecer, A, Akay, H.U, Secer, S, Blech, R

“…Variable time-stepping algorithm can greatly reduce the execution time of parallel CFD by allowing each parallel CFD process to select its own computation and…”
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A semi-explicit parallel solver for viscous incompressible flows by Akay, H.U., Ecer, A., Fekete, K.

“…An incompressible viscous flow solver is parallelized using a database management program GPAR developed for parallel/domain decomposition. The approach…”
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Improved parallel preconditioners for multidisciplinary topology optimisations by Akay, H.U., Oktay, E., Manguoglu, M., Sivas, A.A.

“…Two commonly used preconditioners were evaluated for parallel solution of linear systems of equations with high condition numbers. The test cases were derived…”
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Mechanical simulation of the human mandible with and without an endosseous implant by Chen, J, Lu, X, Paydar, N, Akay, H U, Roberts, W E

“…Clinical research has demonstrated that a high remodelling rate for cortical bone exists around a rigid endosseous implant. This phenomenon may be regulated by…”
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Load-balancing for parallel computation of fluid dynamics problems by Chien, Y.P., Carpenter, F., Ecer, A., Akay, H.U.

“…Recent developments in computer networks and massively parallel computers provide exciting opportunities for computational fluid dynamics (CFD). In order to…”
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A simple unstructured tetrahedral mesh generation algorithm for complex geometries by Karamete, B.K., Akay, H.U., Tokdemir, T., Ger, M.

“…This paper describes the logic of a dynamic algorithm for a general 3D tetrahedrization of an arbitrarily prescribed geometry. The algorithm requires the…”
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CFD modeling of pharmaceutical isolators with experimental verification of airflow by Nayan, N, Akay, H U, Walsh, M R, Bell, W V, Troyer, G L, Dukes, R E, Mohan, P

“…Computational fluid dynamics (CFD) models have been developed to predict the airflow in a transfer isolator using a commercial CFD code. In order to assess the…”
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Stress analysis of bone modeling response to rat molar orthodontics by Katona, T R, Paydar, N H, Akay, H U, Roberts, W E

“…The purpose of this project was to determine if alveolar bone modeling could be associated with altered mechanical environment. Finite element stress analysis…”
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Cell-vertex Based Parallel and Adaptive Explicit 3D Flow Solution on Unstructured Grids by YILMAZ, E., KAVSAOGLU, M. S., AKAY, H. U., AKMANDOR, I. S.

“…A parallel adaptive Euler flow solution algorithm is developed for 3D applications on distributed memory computers. Significant contribution of this research…”
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Digital Filtering Techniques for Parallel Computation of Explicit Schemes by ECER, A., GOPALASWAMY, N., AKAY, H. U., CHIEN, Y. P.

“…A computational technique is presented for designing a filter to improve the computational efficiency of a numerical scheme. For an explicit scheme, the…”
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Cost Function for Dynamic Load Balancing of Explicit Parallel CFD Solvers with Variable Time-stepping Strategies by CHIEN, Y. P., ECER, A., AKAY, H. U., SECER, S., CHEN, J. D.

“…Parallel computing has been the main approach for solving large-size computational problems as in computational fluid dynamics, electromagnetics, structural…”
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Effect of a resilient layer in a removable partial denture base on stress distribution to the mandible by Aydinlik, E, Akay, H U

“…The results of two-dimensional finite element analyses of a mandible indicate that a resilient layer within a denture base can act as an effective "shock…”
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The Nonsteady State Modeling of Freeze Drying: In-Process Product Temperature and Moisture Content Mapping and Pharmaceutical Product Quality Applications by Pikal, M. J., Mascarenhas, W. J., Akay, H. U., Cardon, S., Bhugra, Chandan, Jameel, F., Rambhatla, S.

“…Introduction. Theoretical models of the freeze-drying process are potentially useful to guide the design of a freeze-drying process as well as to obtain…”
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Analysis of overall heat balance in self-heated proton-exchange-membrane fuel cells for temperature predictions by Koh, Joon-Ho, Hsu, Andrew T., Akay, Hasan U., Liou, May-Fun

“…The effect of self-heating and cooling by natural convection on a sustainable temperature of PEM fuel cell stacks was studied. Overall mass and heat balance…”
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Calculation of magnetic forces in a Lundell alternator using 3D finite elements by Fer, A.F., Akay, H.U.

“…A 3D-finite element technique is described for the simulation of the acoustic noise generation process of magnetic origin in a Lundell alternator. The time…”
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