{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,2,21]],"date-time":"2025-02-21T18:42:19Z","timestamp":1740163339417,"version":"3.37.3"},"reference-count":29,"publisher":"FapUNIFESP (SciELO)","issue":"2","license":[{"start":{"date-parts":[[2023,4,1]],"date-time":"2023-04-01T00:00:00Z","timestamp":1680307200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2023,4,1]],"date-time":"2023-04-01T00:00:00Z","timestamp":1680307200000},"content-version":"am","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2023,4,1]],"date-time":"2023-04-01T00:00:00Z","timestamp":1680307200000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Ambient. constr."],"abstract":"<jats:p>Resumo Escadas pr\u00e9-moldadas leves de concreto podem ser fixadas na alvenaria com chumbadores met\u00e1licos, cuja estabilidade depende da integridade dos pontos de ancoragem. O ambiente em que est\u00e1 fixada a escada tem papel vital na desocupa\u00e7\u00e3o de um edif\u00edcio em situa\u00e7\u00e3o de inc\u00eandio, o que justifica estudar o comportamento desses elementos durante um inc\u00eandio. Este trabalho apresenta estrat\u00e9gia num\u00e9rica para realizar simula\u00e7\u00f5es com o c\u00f3digo computacional ABAQUS com vistas a melhor entender o comportamento de escadas pr\u00e9-moldadas e seu sistema de ancoragem em alvenaria estrutural de blocos de concreto em ambiente sob inc\u00eandio. A evolu\u00e7\u00e3o da temperatura foi determinada nos pontos de ancoragem e na viga denteada da escada em resposta ao inc\u00eandio-padr\u00e3o ISO 834-1:1999 apenas na face oposta \u00e0 parede em que a escada est\u00e1 fixada. Os resultados mostram que as eleva\u00e7\u00f5es de temperatura no chumbador e na viga denteada n\u00e3o atingem n\u00edveis que reduzam significativamente a resist\u00eancia do a\u00e7o, quando a cavidade do bloco est\u00e1 grauteada, e da resist\u00eancia do concreto respectivamente. Tais resultados sinalizam aspectos importantes em contexto construtivo de sistemas de alvenaria estrutural e seguran\u00e7a ao inc\u00eandio.<\/jats:p>","DOI":"10.1590\/s1678-86212023000200663","type":"journal-article","created":{"date-parts":[[2023,6,5]],"date-time":"2023-06-05T18:04:15Z","timestamp":1685988255000},"page":"65-79","source":"Crossref","is-referenced-by-count":1,"title":["An\u00e1lise computacional do isolamento t\u00e9rmico de ambientes de escadas pr\u00e9-moldadas em alvenaria estrutural em situa\u00e7\u00e3o de inc\u00eandio"],"prefix":"10.1590","volume":"23","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-9770-2329","authenticated-orcid":false,"given":"Ellon Bernardes de","family":"Assis","sequence":"first","affiliation":[{"name":"Universidade de S\u00e3o Paulo,  Brasil"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7079-2048","authenticated-orcid":false,"given":"Douglas","family":"Barreto","sequence":"additional","affiliation":[{"name":"Universidade Federal de S\u00e3o Carlos,  Brasil"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7241-3950","authenticated-orcid":false,"given":"Jorge","family":"Munaiar Neto","sequence":"additional","affiliation":[{"name":"Universidade de S\u00e3o Paulo,  Brasil"}]}],"member":"530","published-online":{"date-parts":[[2023,4]]},"reference":[{"key":"ref1","doi-asserted-by":"crossref","first-page":"190","DOI":"10.1016\/j.engstruct.2019.04.099","article-title":"Influence of testing conditions on thermal distribution and resulting load-bearing capacity of bonded anchors under fire","volume":"192","author":"AL-MANSOURI O.","year":"2019","journal-title":"Engineering Structures"},{"year":"2012","author":"ANDRADE R. 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