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• 12:03, 18 December 2023 Christos.Frouzakis talk contribs uploaded File:Grids CAD.JPG
• 12:03, 18 December 2023 Christos.Frouzakis talk contribs created page File:Grids CAD.JPG
• 12:03, 18 December 2023 Christos.Frouzakis talk contribs uploaded File:Engine head2.JPG
• 12:03, 18 December 2023 Christos.Frouzakis talk contribs created page File:Engine head2.JPG
• 11:57, 18 December 2023 Christos.Frouzakis talk contribs uploaded File:Workflow.JPG
• 11:57, 18 December 2023 Christos.Frouzakis talk contribs created page File:Workflow.JPG
• 18:16, 12 December 2023 Christos.Frouzakis talk contribs uploaded a new version of File:Computational domain modified 3.JPG
• 18:12, 12 December 2023 Christos.Frouzakis talk contribs uploaded File:Computational domain modified 3.JPG
• 18:12, 12 December 2023 Christos.Frouzakis talk contribs created page File:Computational domain modified 3.JPG
• 18:10, 12 December 2023 Christos.Frouzakis talk contribs uploaded File:Optical engine modified 3.JPG
• 18:10, 12 December 2023 Christos.Frouzakis talk contribs created page File:Optical engine modified 3.JPG
• 17:56, 12 December 2023 Christos.Frouzakis talk contribs uploaded File:Computational domain modified 2.JPG
• 17:56, 12 December 2023 Christos.Frouzakis talk contribs created page File:Computational domain modified 2.JPG
• 17:50, 12 December 2023 Christos.Frouzakis talk contribs uploaded File:Computational domain modified.JPG
• 17:50, 12 December 2023 Christos.Frouzakis talk contribs created page File:Computational domain modified.JPG
• 17:49, 12 December 2023 Christos.Frouzakis talk contribs uploaded File:Optical engine modified.JPG
• 17:49, 12 December 2023 Christos.Frouzakis talk contribs created page File:Optical engine modified.JPG
• 20:15, 11 December 2023 Christos.Frouzakis talk contribs uploaded a new version of File:Geom.png
• 20:12, 11 December 2023 Christos.Frouzakis talk contribs uploaded File:Geom.png
• 20:12, 11 December 2023 Christos.Frouzakis talk contribs created page File:Geom.png
• 20:06, 11 December 2023 Christos.Frouzakis talk contribs uploaded File:Optical engine.png
• 20:06, 11 December 2023 Christos.Frouzakis talk contribs created page File:Optical engine.png
• 11:00, 11 December 2023 Christos.Frouzakis talk contribs uploaded File:Vel mag 2.JPG
• 11:00, 11 December 2023 Christos.Frouzakis talk contribs created page File:Vel mag 2.JPG
• 12:16, 27 September 2023 Christos.Frouzakis talk contribs uploaded File:Velocity1.png (Velocity magnitude during compression)
• 12:16, 27 September 2023 Christos.Frouzakis talk contribs created page File:Velocity1.png (Velocity magnitude during compression)
• 12:06, 27 September 2023 Christos.Frouzakis talk contribs uploaded File:Engine geom.png (Geometry of the engine)
• 12:06, 27 September 2023 Christos.Frouzakis talk contribs created page File:Engine geom.png (Geometry of the engine)
• 11:55, 27 September 2023 Christos.Frouzakis talk contribs created page Lib:DNS 1-7 format (Created page with " {{DNSHeaderLib |area=1 |number=7 }} __TOC__ = Storage Format = Document describes the mandatory storage format and guidelines to store and classify the data. <br/> ---- {{ACContribs |authors=Bogdan Danciu (ETHZ), Christos E. Frouzakis (ETHZ), George K. Giannakopoulos (ETHZ), Mathis Bode (JSC) |organisation=Combustion and Acoustics for Power and Propulsion Laboratory, ETH Zurich, Switzerland; Jülich Supercomputing Centre, Forschungszentrum Jülich GmbH, Germany }} {{DN...")
• 11:55, 27 September 2023 Christos.Frouzakis talk contribs created page Lib:DNS 1-7 time (Created page with " {{DNSHeaderLib |area=1 |number=7 }} __TOC__ = Instantaneous data = Time-resolved data should be provided as well in the boundary layer regions as outlined in section 6 of [1]. The spatial resolution should be that of the computation. The temporal resolution duration should be related to the boundary layer characteristics, and certainly in terms of wall time units. This does not preclude other time scales, e.g. the time scales can also be linked to a vortex bursting freq...")
• 11:54, 27 September 2023 Christos.Frouzakis talk contribs created page Lib:DNS 1-7 quantification (Created page with " {{DNSHeaderLib |area=1 |number=7 }} __TOC__ = Quantification of resolution = ==Mesh resolution== Provide wall resolution in wall coordinates, both normally ("y+") and tangentially ("x+", "z+"). Evaluate typical turbulence length scales (Taylor microscale, Kolmogorov) and compare to local resolution. In case the case presents homogeneous directions, one could also provide spatial correlations between the velocity components. If possible provide computed temporal spectra...")
• 11:52, 27 September 2023 Christos.Frouzakis talk contribs created page Lib:DNS 1-7 computational (Created page with " {{DNSHeaderLib |area=1 |number=7 }} __TOC__ = Computational Details = <!--{{LoremIpsum}}--> == Computational approach == Provide an overview of the numerical method/setup used for the computation of the DNS or LES database. This includes a description of the spatial and temporal discretisation, order of accuracy; if applicable implicit iterative strategy and associated convergence criteria. If available, also provide the spectral analysis curves (von Neumann analysis...")
• 11:51, 27 September 2023 Christos.Frouzakis talk contribs created page Lib:DNS 1-7 description (Created page with " {{DNSHeaderLib |area=1 |number=7 }} __TOC__ = Introduction = Give a brief overview of the test case. Describe the main characteristics of the flow. In particular, what are the underlying flow physics which must be captured by the computations ? Give reasons for this choice (e.g. poorly understood flow physics, difficulty to predict the flow with standard turbulence models, ...). Detail any case-specific data that needs to be generated. = Review of previous studies = Pro...")
• 11:31, 27 September 2023 Christos.Frouzakis talk contribs created page Lib:DNS 1-7 statistical (Created page with " {{DNSHeaderLib |area=1 |number=7 }} __TOC__ = Statistical data = ==Volume data== See guidance on how volume data should be described. ==Additional data== Here additional statistical data should be provided such as data on solid surfaces and integral time scales as specified respectively in sections 4 and 5 of [1]. Further global quantities of interest ( e.g. drag/lift coefficients, mass flow rates, efficiencies, . . . ) should be given here and if need be the procedure...")
• 11:29, 27 September 2023 Christos.Frouzakis talk contribs created page Talk:DNS 1-7 Statistical Data (Created page with " {{DNSHeaderLib |area=1 |number=7 }} __TOC__ = Statistical data = ==Volume data== See guidance on how volume data should be described. ==Additional data== Here additional statistical data should be provided such as data on solid surfaces and integral time scales as specified respectively in sections 4 and 5 of [1]. Further global quantities of interest ( e.g. drag/lift coefficients, mass flow rates, efficiencies, . . . ) should be given here and if need be the procedure...")
• 12:22, 1 September 2023 Christos.Frouzakis talk contribs created page Talk:DNS 1-7 Description (Created page with "= Internal combustion engine flows = = Introduction = = Previous work = = Setup = == Geometry and flow parameters == == Computational Domain == == Boundary conditions == == Workflow == = References =")
• 11:33, 2 June 2023 Christos.Frouzakis talk contribs created page Talk:DNS 1-7 Computational Details (Created page with "Spectral element, NekRS")
• 10:13, 2 June 2023 Christos.Frouzakis talk contribs created page Lib:DNS 1-7 (Created page with " =Multi-cycle DNS of the compression and expansion strokes in an internal combustion engine at high engine speeds= {{DNSHeader |area=1 |number=7 }} __NOTOC__ = Abstract = The in-cylinder flow evolution during the closed cycle (compression and expansion strokes) of the pent-roof optical engine at TU Darmstadt [1] is investigated numerically using DNS at motored operation. The workflow presented in [2] was used to generate realistic initial conditions at intake valve clo...")