{"id":299,"date":"2019-08-19T13:36:13","date_gmt":"2019-08-19T11:36:13","guid":{"rendered":"https:\/\/www.hsu-hh.de\/hpc\/?page_id=299"},"modified":"2023-04-06T08:49:08","modified_gmt":"2023-04-06T06:49:08","slug":"showroom","status":"publish","type":"page","link":"https:\/\/www.hsu-hh.de\/hpc\/en\/showroom\/","title":{"rendered":"Showroom"},"content":{"rendered":"<div>\n<h2>\u00a0<\/h2>\n<h2>Lattice Boltzmann Racecar Airflow Simulation on HSUper<\/h2>\n<div style=\"width: 3840px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-299-1\" width=\"3840\" height=\"2160\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2023\/04\/trurbFront.mp4?_=1\" \/><a href=\"https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2023\/04\/trurbFront.mp4\">https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2023\/04\/trurbFront.mp4<\/a><\/video><\/div>\n<script>\tvar sosereDefaults = {\"allowfullscreen\":true,\"fit\":\"contain\",\"transition\":\"crossfade\",\"loop\":true,\"autoplay\":\"3000\",\"stopautoplayontouch\":true,\"keyboard\":true,\"nav\":\"thumbs\"}<\/script><div class='sosere--wp' data-ids='1363,1364,1365'data-link='file'data-itemtag='dl'data-icontag='dt'data-captiontag='dd'data-columns='0'data-size='large'data-width='1024'data-auto='false'data-max-width='100%'data-ratio='1.7777777777778'><div id='gallery-1' class='gallery galleryid-299 gallery-columns-0 gallery-size-thumbnail'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2023\/04\/scsh12-1024x576.png' data-full='https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2023\/04\/scsh12.png' data-credit=\"Philipp Moldtmann\"><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2023\/04\/scsh12-150x150.png\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" srcset=\"https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2023\/04\/scsh12-150x150.png 150w, https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2023\/04\/scsh12-100x100.png 100w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2023\/04\/scsh3-1024x576.png' data-full='https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2023\/04\/scsh3.png' data-credit=\"Philipp Moldtmann\"><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2023\/04\/scsh3-150x150.png\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" srcset=\"https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2023\/04\/scsh3-150x150.png 150w, https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2023\/04\/scsh3-100x100.png 100w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2023\/04\/send21-1024x576.png' data-full='https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2023\/04\/send21.png' data-credit=\"Philipp Moldtmann\"><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2023\/04\/send21-150x150.png\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" srcset=\"https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2023\/04\/send21-150x150.png 150w, https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2023\/04\/send21-100x100.png 100w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl>\n\t\t<\/div>\n<\/div>\n<p>This is a 3D <abbr title=\"Computer-aided design\">CAD<\/abbr> model of a racecar made by the <a href=\"https:\/\/www.eosracing.de\/\" rel='nofollow'>EOS Racing Team<\/a> for the international Formula Student competition. It was put into a Lattice Boltzmann flow simulation using the simulation software <a href=\"https:\/\/pypi.org\/project\/lbmpy\/\" rel='nofollow'>lbmpy<\/a> on our supercomputer HSUper. The HPC system can compute the airflow around the car and the turbulence behind it. These visualizations of the wind velocity help the aerodynamics team to find weak spots in the design.<\/p>\n<h2>An Overview of our HPC cluster HSUper and the container-based HPC center (CBRZ)<\/h2>\n<div style=\"width: 640px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-299-2\" width=\"640\" height=\"360\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2022\/12\/20221214_Megware_Hamburg_UT_EN.mp4?_=2\" \/><a href=\"https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2022\/12\/20221214_Megware_Hamburg_UT_EN.mp4\">https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2022\/12\/20221214_Megware_Hamburg_UT_EN.mp4<\/a><\/video><\/div>\n<h2>Molecular Dynamics System in Karman Vortex Street<\/h2>\n<div style=\"width: 1920px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-299-3\" width=\"1920\" height=\"1080\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2022\/12\/HSUper_kvs_adios_0512220001-0501.mp4?_=3\" \/><a href=\"https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2022\/12\/HSUper_kvs_adios_0512220001-0501.mp4\">https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2022\/12\/HSUper_kvs_adios_0512220001-0501.mp4<\/a><\/video><\/div>\n<p>A particle system with more than 175 thousand molecules is coupled with MaMiCo to a GPU-based Lattice Boltzmann simulation of a Karman vortex street. This simulation was executed in December 2022 on HSUper and visualized with Megamol (many thanks to Guido Reina!).<\/p>\n<p>\u00a0<\/p>\n<h2>Advertisement: Upcoming Talk @ICCS 2021 on Non-Local Means Filtering for Molecular-Continuum Systems<\/h2>\n<p><iframe loading=\"lazy\" title=\"Trailer: Non-Local Means Filtering in MaMiCo (ICCS 2021)\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/CIqttjRRglw?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>Watch a short clip arranged by Piet on his upcoming talk at ICCS 2021!<\/p>\n<h2>\u00a0<\/h2>\n<h2>Open Boundary Modeling in Molecular Dynamics with Machine Learning<\/h2>\n<p><iframe loading=\"lazy\" title=\"Day 1: Multiscale Modelling, Uncertainty Quantification and the Reliability of Computer Simulations\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/rAbf2Z7FFU8?start=5372&#038;feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>A talk given by Philipp in digital form at ICCS 2020, explaining our work on using machine learning to model open boundary forces in molecular-continuum systems.<\/p>\n<p>\u00a0<\/p>\n<h2>MaMiCo: Parallel Noise Reduction for Multi-Instance Molecular-Continuum Flow Simulation<\/h2>\n<p><iframe loading=\"lazy\" title=\"MaMiCo: Parallel Noise Reduction for Multi-Instance Molecular-Continuum Flow Simulation\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/z_uuqMR8UY4?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>A talk given by Piet at ICCS 2019, explaining the research on filtering and noise reduction for molecular-continuum systems.<\/p>\n<p>\u00a0<\/p>\n<h2>Of Foxes, Attackers, &#8230; and the Lattice Boltzmann Method<\/h2>\n<div style=\"width: 640px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-299-4\" width=\"640\" height=\"360\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2019\/08\/castleinvasion_small_x264.mp4?_=4\" \/><a href=\"https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2019\/08\/castleinvasion_small_x264.mp4\">https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2019\/08\/castleinvasion_small_x264.mp4<\/a><\/video><\/div>\n<p>A short introductory video explaining the essentials of the Lattice Boltzmann method. You can also find and share this video on YouTube.<\/p>\n<p>\u00a0<\/p>\n<h2>Adaptive Molecular-Continuum Channel Flow<\/h2>\n<div style=\"width: 640px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-299-5\" width=\"640\" height=\"360\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2019\/08\/spacetree_lbmd.mp4?_=5\" \/><a href=\"https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2019\/08\/spacetree_lbmd.mp4\">https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2019\/08\/spacetree_lbmd.mp4<\/a><\/video><\/div>\n<p>A 4-level spatially adaptive Lattice Boltzmann solver (LB component of the Peano framework) is coupled to a very small molecular dynamics region in the very middle. The coupling is established using the macro-micro-coupling tool (MaMiCo) which is developed at the chair.<\/p>\n<p>\u00a0<\/p>\n<h2>Karman Vortex Street<\/h2>\n<div style=\"width: 1220px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-299-6\" width=\"1220\" height=\"688\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2019\/08\/karman_vortex.mp4?_=6\" \/><a href=\"https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2019\/08\/karman_vortex.mp4\">https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2019\/08\/karman_vortex.mp4<\/a><\/video><\/div>\n<p>Karman vortex street, simulated with a spatially adaptive Lattice Boltzmann simulation.<\/p>\n<p>\u00a0<\/p>\n<h2>Particle in Nanopore<\/h2>\n<div style=\"width: 640px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-299-7\" width=\"640\" height=\"360\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2019\/08\/amr_particle_in_2D_nanopore_fast_compressed.mp4?_=7\" \/><a href=\"https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2019\/08\/amr_particle_in_2D_nanopore_fast_compressed.mp4\">https:\/\/www.hsu-hh.de\/hpc\/wp-content\/uploads\/sites\/813\/2019\/08\/amr_particle_in_2D_nanopore_fast_compressed.mp4<\/a><\/video><\/div>\n<p>Particle moving in a nanopore. Both visualized simulations make use of a Lattice Boltzmann simulation with adaptive mesh refinement. Upper simulation: BGK collision model on all grid levels. Lower simulation: Fluctuating Lattice Boltzmann model on all grid levels.<\/p>\n<p>\u00a0<\/p>\n<\/div>\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u00a0 Lattice Boltzmann Racecar Airflow Simulation on HSUper This is a 3D CAD model of a racecar made by the EOS Racing Team for the international Formula Student competition. It [&hellip;]<\/p>\n","protected":false},"author":2223,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-299","page","type-page","status-publish","hentry","category-research"],"_links":{"self":[{"href":"https:\/\/www.hsu-hh.de\/hpc\/wp-json\/wp\/v2\/pages\/299","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hsu-hh.de\/hpc\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.hsu-hh.de\/hpc\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.hsu-hh.de\/hpc\/wp-json\/wp\/v2\/users\/2223"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hsu-hh.de\/hpc\/wp-json\/wp\/v2\/comments?post=299"}],"version-history":[{"count":23,"href":"https:\/\/www.hsu-hh.de\/hpc\/wp-json\/wp\/v2\/pages\/299\/revisions"}],"predecessor-version":[{"id":1368,"href":"https:\/\/www.hsu-hh.de\/hpc\/wp-json\/wp\/v2\/pages\/299\/revisions\/1368"}],"wp:attachment":[{"href":"https:\/\/www.hsu-hh.de\/hpc\/wp-json\/wp\/v2\/media?parent=299"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hsu-hh.de\/hpc\/wp-json\/wp\/v2\/categories?post=299"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hsu-hh.de\/hpc\/wp-json\/wp\/v2\/tags?post=299"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}