{"id":5332,"date":"2021-04-29T15:01:41","date_gmt":"2021-04-29T13:01:41","guid":{"rendered":"https:\/\/www.mi.uni-koeln.de\/NumSim\/?p=5332"},"modified":"2021-04-29T15:09:01","modified_gmt":"2021-04-29T13:09:01","slug":"snapshot-astrophysical-colliding-flow-simulation-run-by-a-novel-discontinuous-galerkin-finite-volume-dgfv-blending-scheme-in-flash","status":"publish","type":"post","link":"https:\/\/www.mi.uni-koeln.de\/NumSim\/2021\/04\/29\/snapshot-astrophysical-colliding-flow-simulation-run-by-a-novel-discontinuous-galerkin-finite-volume-dgfv-blending-scheme-in-flash\/","title":{"rendered":"Snapshot: Astrophysical colliding flow simulation run by a novel Discontinuous Galerkin\/Finite Volume (DGFV) blending scheme in FLASH"},"content":{"rendered":"\r\n<div class=\"wp-block-group\">\r\n<div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\r\n<h6 class=\"wp-block-preformatted\">Simulation of an astrophysical colliding flow [1] run by a novel Discontinuous Galerkin\/Finite Volume (DGFV) blending scheme [2] which has been implemented in the FLASH code [3].<\/h6>\r\n<\/div>\r\n<\/div>\r\n\r\n\r\n\r\n<figure class=\"wp-block-gallery columns-1 is-cropped wp-block-gallery-2 is-layout-flex wp-block-gallery-is-layout-flex\">\r\n<figure><a href=\"https:\/\/www.mi.uni-koeln.de\/NumSim\/wp-content\/uploads\/2021\/04\/image.png\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"288\" class=\"wp-image-5333\" src=\"https:\/\/www.mi.uni-koeln.de\/NumSim\/wp-content\/uploads\/2021\/04\/image-1024x288.png\" alt=\"\" data-id=\"5333\" data-full-url=\"https:\/\/www.mi.uni-koeln.de\/NumSim\/wp-content\/uploads\/2021\/04\/image.png\" data-link=\"https:\/\/www.mi.uni-koeln.de\/NumSim\/?attachment_id=5333\" srcset=\"https:\/\/www.mi.uni-koeln.de\/NumSim\/wp-content\/uploads\/2021\/04\/image-1024x288.png 1024w, https:\/\/www.mi.uni-koeln.de\/NumSim\/wp-content\/uploads\/2021\/04\/image-300x84.png 300w, https:\/\/www.mi.uni-koeln.de\/NumSim\/wp-content\/uploads\/2021\/04\/image-768x216.png 768w, https:\/\/www.mi.uni-koeln.de\/NumSim\/wp-content\/uploads\/2021\/04\/image-500x141.png 500w, https:\/\/www.mi.uni-koeln.de\/NumSim\/wp-content\/uploads\/2021\/04\/image.png 1276w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\r\n<\/figure>\r\n\r\n\r\n\r\n<div class=\"wp-block-group\">\r\n<div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\r\n<p class=\"wp-block-preformatted\">The code has following capabilities:<\/p>\r\n<ul>\r\n<li class=\"wp-block-preformatted\">fourth-order accurate ideal magneto-hydrodynamics with hyperbolic divergence cleaning [4]<\/li>\r\n<li class=\"wp-block-preformatted\">octree-based adaptive mesh refinement<\/li>\r\n<li class=\"wp-block-preformatted\">distributive computing and load balancing<\/li>\r\n<li class=\"wp-block-preformatted\">multi-species fluid dynamics (N_species &gt; 10)<\/li>\r\n<li class=\"wp-block-preformatted\">turbulent driving<\/li>\r\n<li class=\"wp-block-preformatted\">octree-based Poisson solver for self-gravity [5]<\/li>\r\n<li class=\"wp-block-preformatted\">octree-based radiation physics [6]<\/li>\r\n<li class=\"wp-block-preformatted\">external gravitional fields<\/li>\r\n<li class=\"wp-block-preformatted\">sink particles [7]<\/li>\r\n<li class=\"wp-block-preformatted\">chemical reaction networks [8]<\/li>\r\n<\/ul>\r\n<\/div>\r\n<\/div>\r\n\r\n\r\n\r\n<div class=\"wp-block-group\">\r\n<div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\r\n<p class=\"wp-block-preformatted\">[1] Weis, Micheal et al. &#8220;The Virial Balance of CO-Substructures in Colliding Magnetised Flows&#8221; (in preparation)<br \/>[2] Markert, Johannes et al. &#8220;A Sub-Element Adaptive Shock Capturing Approach for Discontinuous Galerkin Methods&#8221; (submitted)<br \/>[3] Fryxell, Bruce, et al. &#8220;FLASH: An adaptive mesh hydrodynamics code for modeling astrophysical thermonuclear flashes.&#8221; The Astrophysical Journal Supplement Series 131.1 (2000): 273.<br \/>[4] Markert, Johannes et al. &#8220;Flash goes DG&#8221; (working title, in preparation)<br \/>[5] W\u00fcnsch, Richard, et al. &#8220;Tree-based solvers for adaptive mesh refinement code FLASH\u2013I: gravity and optical depths.&#8221; Monthly Notices of the Royal Astronomical Society 475.3 (2018): 3393-3418.<br \/>[6] W\u00fcnsch, Richard et al. &#8220;Tree-based solvers for adaptive mesh refinement code FLASH &#8211; II: radiation transport module TreeRay&#8221; (submitted)<br \/>[7] Federrath, Christoph, et al. &#8220;Modeling collapse and accretion in turbulent gas clouds: implementation and comparison of sink particles in AMR and SPH.&#8221; The Astrophysical Journal 713.1 (2010): 269.<br \/>[8] Seifried, D., and S. Walch. &#8220;Modelling the chemistry of star-forming filaments\u2013I. H2 and CO chemistry.&#8221; Monthly Notices of the Royal Astronomical Society: Letters 459.1 (2016): L11-L15.<\/p>\r\n<\/div>\r\n<\/div>\r\n\r\n\r\n\r\n<p>&nbsp;<\/p>\r\n","protected":false},"excerpt":{"rendered":"<p>Simulation of an astrophysical colliding flow [1] run by a novel Discontinuous Galerkin\/Finite Volume (DGFV) blending scheme [2] which has been implemented in the FLASH code [3]. The code has following capabilities: fourth-order accurate ideal magneto-hydrodynamics with hyperbolic divergence cleaning &hellip; <a href=\"https:\/\/www.mi.uni-koeln.de\/NumSim\/2021\/04\/29\/snapshot-astrophysical-colliding-flow-simulation-run-by-a-novel-discontinuous-galerkin-finite-volume-dgfv-blending-scheme-in-flash\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[49],"tags":[],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/www.mi.uni-koeln.de\/NumSim\/wp-json\/wp\/v2\/posts\/5332"}],"collection":[{"href":"https:\/\/www.mi.uni-koeln.de\/NumSim\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.mi.uni-koeln.de\/NumSim\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.mi.uni-koeln.de\/NumSim\/wp-json\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mi.uni-koeln.de\/NumSim\/wp-json\/wp\/v2\/comments?post=5332"}],"version-history":[{"count":5,"href":"https:\/\/www.mi.uni-koeln.de\/NumSim\/wp-json\/wp\/v2\/posts\/5332\/revisions"}],"predecessor-version":[{"id":5338,"href":"https:\/\/www.mi.uni-koeln.de\/NumSim\/wp-json\/wp\/v2\/posts\/5332\/revisions\/5338"}],"wp:attachment":[{"href":"https:\/\/www.mi.uni-koeln.de\/NumSim\/wp-json\/wp\/v2\/media?parent=5332"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.mi.uni-koeln.de\/NumSim\/wp-json\/wp\/v2\/categories?post=5332"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mi.uni-koeln.de\/NumSim\/wp-json\/wp\/v2\/tags?post=5332"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}