{"id":"https://openalex.org/W3078084857","doi":"https://doi.org/10.6094/unifr/166559","title":"Boundary handling and neighbor search in iterative incompressible SPH","display_name":"Boundary handling and neighbor search in iterative incompressible SPH","publication_year":2020,"publication_date":"2020-01-01","ids":{"openalex":"https://openalex.org/W3078084857","doi":"https://doi.org/10.6094/unifr/166559","mag":"3078084857"},"language":"de","primary_location":{"id":"doi:10.6094/unifr/166559","is_oa":true,"landing_page_url":"https://doi.org/10.6094/unifr/166559","pdf_url":null,"source":{"id":"https://openalex.org/S4306401057","display_name":"FreiDok plus (Universit\u00e4tsbibliothek Freiburg)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I161046081","host_organization_name":"University of Freiburg","host_organization_lineage":["https://openalex.org/I161046081"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},"type":"article","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.6094/unifr/166559","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5013998019","display_name":"Stefan Band","orcid":"https://orcid.org/0000-0002-6850-9319"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Band, Stefan","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-6850-9319","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5013998019"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11694","display_name":"Fluid Dynamics Simulations and Interactions","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11694","display_name":"Fluid Dynamics Simulations and Interactions","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/boundary","display_name":"Boundary (topology)","score":0.5654768347740173},{"id":"https://openalex.org/keywords/compressibility","display_name":"Compressibility","score":0.519464910030365},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5038561224937439},{"id":"https://openalex.org/keywords/iterative-method","display_name":"Iterative method","score":0.46855267882347107},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.4142524003982544},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.4030463695526123},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.38500088453292847},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3403674364089966},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.32464906573295593},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2650003731250763},{"id":"https://openalex.org/keywords/mechanics","display_name":"Mechanics","score":0.19795528054237366}],"concepts":[{"id":"https://openalex.org/C62354387","wikidata":"https://www.wikidata.org/wiki/Q875399","display_name":"Boundary (topology)","level":2,"score":0.5654768347740173},{"id":"https://openalex.org/C84655787","wikidata":"https://www.wikidata.org/wiki/Q8067817","display_name":"Compressibility","level":2,"score":0.519464910030365},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5038561224937439},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.46855267882347107},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.4142524003982544},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.4030463695526123},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.38500088453292847},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3403674364089966},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.32464906573295593},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2650003731250763},{"id":"https://openalex.org/C57879066","wikidata":"https://www.wikidata.org/wiki/Q41217","display_name":"Mechanics","level":1,"score":0.19795528054237366}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.6094/unifr/166559","is_oa":true,"landing_page_url":"https://doi.org/10.6094/unifr/166559","pdf_url":null,"source":{"id":"https://openalex.org/S4306401057","display_name":"FreiDok plus (Universit\u00e4tsbibliothek Freiburg)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I161046081","host_organization_name":"University of Freiburg","host_organization_lineage":["https://openalex.org/I161046081"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":null},{"id":"mag:3078084857","is_oa":false,"landing_page_url":"https://d-nb.info/1214592759/34","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":null}],"best_oa_location":{"id":"doi:10.6094/unifr/166559","is_oa":true,"landing_page_url":"https://doi.org/10.6094/unifr/166559","pdf_url":null,"source":{"id":"https://openalex.org/S4306401057","display_name":"FreiDok plus (Universit\u00e4tsbibliothek Freiburg)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I161046081","host_organization_name":"University of Freiburg","host_organization_lineage":["https://openalex.org/I161046081"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/13","display_name":"Climate action","score":0.6499999761581421}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2149100899","https://openalex.org/W2807708372","https://openalex.org/W2974793524","https://openalex.org/W2987149767","https://openalex.org/W2974604031","https://openalex.org/W2899142841","https://openalex.org/W3200293008"],"abstract_inverted_index":{"Die":[0],"physikalisch":[1,144],"basierte":[2],"Simulation":[3],"von":[4,46,134,151,156,274,281,317,349,354,364,463],"Fluiden":[5,135],"stellt":[6,55],"in":[7,35,71,190,417,421],"den":[8,36,239,285,367,435],"Computerwissenschaften":[9],"eine":[10,43,58,82,261,370],"anspruchsvolle":[11],"Aufgabe":[12,16],"dar.":[13],"Um":[14],"diese":[15],"zu":[17,49,66,92,147,319,391,413],"bew\u00e4ltigen,":[18],"wird":[19,260,291,334],"oftmals":[20],"die":[21,30,172,186,212,218,225,269,288,302,335,382,401,406,410,432],"partikelbasierte":[22],"Interpolationsmethode":[23],"Smoothed":[24],"Particle":[25],"Hydrodynamics":[26],"(SPH)":[27],"verwendet.":[28],"Obwohl":[29,129],"Anwendungsgebiete":[31],"solcher":[32],"numerischen":[33],"Simulationen":[34,52,453],"letzten":[37],"Jahren":[38],"stetig":[39],"zugenommen":[40],"haben,":[41,199],"bleibt":[42],"erhebliche":[44],"Anzahl":[45],"Problemen":[47],"weiterhin":[48],"l\u00f6sen.":[50],"F\u00fcr":[51],"inkompressibler":[53],"Fluide":[54],"der":[56,108,112,131,196,241,243,337,352,388,426,446],"Volumenerhalt":[57],"besondere":[59],"Herausforderung":[60],"dar,":[61],"um":[62,238,271,405],"ein":[63,74,361,378],"realistisches":[64],"Verhalten":[65],"erzielen.":[67,148],"Neueren":[68],"Verfahren":[69,104,120,347],"liegt":[70,250],"diesem":[72],"Zusammenhang":[73],"implizites":[75],"Schema":[76],"zugrunde,":[77],"wobei":[78],"auf":[79,252,466],"iterative":[80,103,166,181,201],"Weise":[81],"Druck-Poisson-Gleichung":[83],"(PPE)":[84],"gel\u00f6st":[85],"wird.":[86,277],"Aufgrund":[87],"verschiedener":[88],"Vorteile":[89,359],"im":[90],"Vergleich":[91],"expliziten":[93],"Schemata,":[94],"wie":[95],"beispielsweise":[96],"Robustheit,":[97],"gr\u00f6\u00dfere":[98,293],"Zeitschritte":[99,294],"und":[100,115,126,222,228,245,292,356,409,434,449,461],"Benutzerfreundlichkeit,":[101],"gelten":[102],"heutzutage":[105],"als":[106],"Stand":[107,240],"Technik":[109,242],"zum":[110],"Einhalten":[111],"Inkompressibilit\u00e4tsbedingung.":[113],"Effizienten":[114],"stabilen":[116],"Implementierungen":[117],"solch":[118],"iterativer":[119,230,429],"liegen":[121],"ausgefeilte":[122],"Methoden":[123,141,475],"zur":[124,444],"Grenzfl\u00e4chenbehandlung":[125,244,263],"Nachbarsuche":[127,213,246],"zugrunde.":[128],"einige":[130],"interessantesten":[132],"Verhaltensweisen":[133],"an":[136,158,185,366,431],"Grenzfl\u00e4chen":[137,160,368],"entstehen,":[138],"haben":[139,180],"numerische":[140],"gro\u00dfe":[142],"Schwierigkeiten":[143],"korrekte":[145],"Ergebnisse":[146],"Im":[149],"Falle":[150],"SPH":[152],"ist":[153,209,377,396],"das":[154],"Fehlen":[155],"Partikeln":[157,464],"diesen":[159],"besonders":[161],"problematisch.":[162],"Dennoch":[163],"verwenden":[164],"neuere":[165],"L\u00f6ser":[167,176,182,202,231],"hierzu":[168],"noch":[169],"immer":[170],"Methoden,":[171],"urspr\u00fcnglich":[173],"f\u00fcr":[174,330,381],"nicht-iterative":[175],"entwickelt":[177],"wurden.":[178],"Zudem":[179],"spezielle":[183,386],"Anforderungen":[184,229,428],"Performanz.":[187],"Da":[188],"insbesondere":[189],"modernen":[191],"Computerarchitekturen":[192],"h\u00f6here":[193],"Prozessor-Taktraten":[194],"Verbesserungen":[195,329],"Speicherbandbreite":[197],"\u00fcbertroffen":[198],"sind":[200,360],"nun":[203],"ebenfalls":[204],"durch":[205],"Speicherperformanz":[206],"limitiert.":[207],"Davon":[208],"vor":[210],"allem":[211],"betroffen.":[214],"All":[215],"dies":[216,284],"motiviert":[217],"Untersuchung":[219],"neuer":[220],"Algorithmen":[221],"Datenstrukturen,":[223],"welche":[224],"besonderen":[226],"Eigenschaften":[227,387],"ber\u00fccksichtigen.":[232],"Diese":[233],"Arbeit":[234],"leistet":[235],"vier":[236,439],"Beitr\u00e4ge,":[237],"voranzubringen.":[247],"Der":[248],"Schwerpunkt":[249],"dabei":[251],"iterativen":[253],"inkompressiblen":[254],"SPH-L\u00f6sern.":[255],"In":[256],"einem":[257,422],"ersten":[258],"Beitrag":[259,300,325,376],"neuartige":[262],"vorgestellt.":[264],"Neu":[265],"daran":[266],"ist,":[267],"dass":[268,287],"PPE":[270],"individuelle":[272],"Druckwerte":[273,316],"Grenzpartikel":[275],"erweitert":[276],"Neben":[278],"einer":[279,398],"Reduktion":[280],"Druckschwankungen":[282],"hat":[283],"Vorteil,":[286],"Konvergenz":[289],"verbessert":[290],"verwendet":[295],"werden":[296,310,465],"k\u00f6nnen.":[297],"Ein":[298,323,374],"zweiter":[299],"vereinfacht":[301],"erweiterte":[303],"PPE-Formulierung":[304],"unter":[305],"Beibehaltung":[306],"ihrer":[307],"Vorteile.":[308],"Hierzu":[309],"mittels":[311,340],"Moving":[312],"Least":[313],"Squares":[314],"(MLS)":[315],"Fluid-":[318],"Grenzpartikeln":[320],"lokal":[321],"extrapoliert.":[322],"dritter":[324],"besch\u00e4ftigt":[326],"sich":[327,457],"mit":[328,454,473],"ebene":[331],"Grenzfl\u00e4chen.":[332],"Dazu":[333],"Oberfl\u00e4che":[336],"tats\u00e4chlichen":[338],"Grenzfl\u00e4che":[339],"MLS":[341],"rekonstruiert.":[342],"Dies":[343,415,471],"l\u00f6st":[344],"Probleme":[345],"fr\u00fcherer":[346],"aufgrund":[348],"Abweichungen":[350],"bei":[351],"Berechnung":[353],"Normalenvektoren":[355],"Entfernungen.":[357],"Weitere":[358],"verringertes":[362],"Durchsickern":[363],"Fluidpartikeln":[365],"sowie":[369,420,456],"verringerte":[371],"k\u00fcnstliche":[372],"Reibung.":[373],"vierter":[375],"neuartiges":[379],"Komprimierungsschema":[380],"Nachbarsuche.":[383],"Es":[384,395],"nutzt":[385],"Partikelsortierung,":[389],"was":[390],"erheblichen":[392],"Speichereinsparungen":[393],"f\u00fchrt.":[394],"Teil":[397],"neuartigen":[399],"Datenstruktur,":[400],"raumf\u00fcllende":[402],"Kurven":[403],"verwendet,":[404],"r\u00e4umliche":[407],"Lokalit\u00e4t":[408],"zeitliche":[411],"Koh\u00e4renz":[412],"verbessern.":[414],"resultiert":[416],"h\u00f6heren":[418],"Cache-Trefferquoten":[419],"geringeren":[423],"Speicherverkehr.":[424],"Trotz":[425],"hohen":[427],"PPE-L\u00f6ser":[430],"Recheneffizienz":[433],"Speicherbedarf,":[436],"weisen":[437],"alle":[438],"geleisteten":[440],"Beitr\u00e4ge":[441],"gro\u00dfes":[442],"Potenzial":[443],"Verbesserung":[445],"Simulationsgenauigkeit,":[447],"-robustheit":[448],"-effizienz":[450],"auf.":[451],"Anspruchsvolle":[452],"komplexen":[455],"schnell":[458],"bewegenden":[459],"Grenzfl\u00e4chengeometrien":[460],"Milliarden":[462],"g\u00e4ngiger":[467],"Computerhardware":[468],"effizient":[469],"verarbeitet.":[470],"w\u00e4re":[472],"fr\u00fcheren":[474],"nicht":[476],"m\u00f6glich":[477],"gewesen.":[478]},"counts_by_year":[],"updated_date":"2026-07-01T06:00:48.157686","created_date":"2025-10-10T00:00:00"}