{"id":235,"date":"2024-06-11T19:25:13","date_gmt":"2024-06-11T21:25:13","guid":{"rendered":"https:\/\/sites.usp.br\/ldsv\/?page_id=235"},"modified":"2026-02-25T12:35:59","modified_gmt":"2026-02-25T14:35:59","slug":"conforto","status":"publish","type":"page","link":"https:\/\/sites.usp.br\/ldsv\/metroferroviario\/conforto\/","title":{"rendered":"Conforto do Passageiro"},"content":{"rendered":"<div align=\"justify\">O conforto do passageiro no ve\u00edculo \u00e9 de fundamental import\u00e2ncia para identificar a qualidade do sistema de transporte na avalia\u00e7\u00e3o do usu\u00e1rio. O conforto do passageiro est\u00e1 diretamente ligado com a capacidade da suspens\u00e3o do veiculo em filtrar e atenuar as acelera\u00e7\u00f5es oriundas do tra\u00e7ado geom\u00e9trico e das <a href=\"https:\/\/sites.usp.br\/ldsv\/pavimetro\/\"><em><strong>irregularidades<\/strong> <\/em><\/a>da via. A avalia\u00e7\u00e3o do conforto pode ser realizada pela medi\u00e7\u00e3o da densidade espectral de vibra\u00e7\u00e3o nas diversas dire\u00e7\u00f5es as quais o passageiro est\u00e1 submetido conforme ilustrado na pr\u00f3xima figura.<\/div>\n<div align=\"justify\"><\/div>\n<div align=\"justify\"><\/div>\n<div align=\"justify\"><\/div>\n<div align=\"justify\"><\/div>\n<div align=\"justify\"><img loading=\"lazy\" decoding=\"async\" class=\" aligncenter\" src=\"https:\/\/sites.usp.br\/ldsv\/wp-content\/uploads\/sites\/1453\/2024\/09\/whole_body_vibration.png\" width=\"376\" height=\"423\" \/><\/div>\n<div align=\"justify\"><\/div>\n<div align=\"justify\"><\/div>\n<div align=\"justify\">Normas internacionais limitam o n\u00famero de horas em viagem em fun\u00e7\u00e3o da intensidade da resposta em frequ\u00eancia do ve\u00edculo (ex.: <a href=\"https:\/\/standards.iteh.ai\/catalog\/standards\/cen\/ab3618a6-69f7-443a-b77e-9bfd0d76d34e\/en-12299-2024?srsltid=AfmBOoqDN-4wKA-gv5jAdzRCLZZiGK2Ilr40rFk0tP8AECqimJDih9UV\" target=\"_blank\" rel=\"noopener\"><em><strong>EN 12299<\/strong><\/em><\/a> ou\u00a0 <a href=\"https:\/\/www.iso.org\/standard\/7612.html\" target=\"_blank\" rel=\"noopener\"><em><strong>ISO 2631<\/strong><\/em><\/a>) conforme ilustrado na pr\u00f3xima figura.<\/div>\n<div align=\"justify\"><\/div>\n<div align=\"justify\"><\/div>\n<div align=\"justify\"><\/div>\n<div align=\"justify\"><\/div>\n<div align=\"justify\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/sites.usp.br\/ldsv\/wp-content\/uploads\/sites\/1453\/2024\/09\/vibration_limits_ISO2631.png\" width=\"395\" height=\"304\" \/><\/div>\n<div style=\"text-align: center;\" align=\"justify\">Fonte: Figura da internet<\/div>\n<div align=\"justify\"><\/div>\n<div align=\"justify\"><\/div>\n<div align=\"justify\">\n<p>Fonte: V\u00eddeo da internet<\/p>\n<p>Outro aspecto importante do conforto do passageiro \u00e9 o n\u00edvel de ru\u00eddo e faixa de frequ\u00eancia existente na cabine devido os diversos equipamentos do trem.<\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/sites.usp.br\/ldsv\/wp-content\/uploads\/sites\/1453\/2026\/02\/Nivel_Ruido.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-3057\" src=\"https:\/\/sites.usp.br\/ldsv\/wp-content\/uploads\/sites\/1453\/2026\/02\/Nivel_Ruido-300x192.png\" alt=\"\" width=\"470\" height=\"301\" srcset=\"https:\/\/sites.usp.br\/ldsv\/wp-content\/uploads\/sites\/1453\/2026\/02\/Nivel_Ruido-300x192.png 300w, https:\/\/sites.usp.br\/ldsv\/wp-content\/uploads\/sites\/1453\/2026\/02\/Nivel_Ruido-768x492.png 768w, https:\/\/sites.usp.br\/ldsv\/wp-content\/uploads\/sites\/1453\/2026\/02\/Nivel_Ruido.png 885w\" sizes=\"auto, (max-width: 470px) 100vw, 470px\" \/><\/a><\/p>\n<\/div>\n<p>Fonte: figura da internet<\/p>\n<p><a href=\"https:\/\/sites.usp.br\/ldsv\/wp-content\/uploads\/sites\/1453\/2026\/02\/Frequencia_Ruido.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter  wp-image-3061\" src=\"https:\/\/sites.usp.br\/ldsv\/wp-content\/uploads\/sites\/1453\/2026\/02\/Frequencia_Ruido-300x277.png\" alt=\"\" width=\"406\" height=\"375\" srcset=\"https:\/\/sites.usp.br\/ldsv\/wp-content\/uploads\/sites\/1453\/2026\/02\/Frequencia_Ruido-300x277.png 300w, https:\/\/sites.usp.br\/ldsv\/wp-content\/uploads\/sites\/1453\/2026\/02\/Frequencia_Ruido-768x709.png 768w, https:\/\/sites.usp.br\/ldsv\/wp-content\/uploads\/sites\/1453\/2026\/02\/Frequencia_Ruido.png 922w\" sizes=\"auto, (max-width: 406px) 100vw, 406px\" \/><\/a><\/p>\n<p>Fonte: figura Internet<\/p>\n<p>Veja exemplo de ru\u00eddo e corre\u00e7\u00e3o por lubrifica\u00e7\u00e3o:<\/p>\n<p><iframe loading=\"lazy\" title=\"Tramway squealing \u2013 efficient reduction of wheel-rail friction noise\" width=\"604\" height=\"340\" src=\"https:\/\/www.youtube.com\/embed\/3CUb529NQB0?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>Fonte: Video da Internet<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>O conforto do passageiro no ve\u00edculo \u00e9 de fundamental import\u00e2ncia para identificar a qualidade do sistema de transporte na avalia\u00e7\u00e3o do usu\u00e1rio. O conforto do passageiro est\u00e1 diretamente ligado com a capacidade da suspens\u00e3o do veiculo em filtrar e atenuar as acelera\u00e7\u00f5es oriundas do tra\u00e7ado geom\u00e9trico e das irregularidades da via. A avalia\u00e7\u00e3o do conforto [&hellip;]<\/p>\n","protected":false},"author":24004,"featured_media":0,"parent":138,"menu_order":9,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"class_list":["post-235","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/sites.usp.br\/ldsv\/wp-json\/wp\/v2\/pages\/235","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sites.usp.br\/ldsv\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sites.usp.br\/ldsv\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sites.usp.br\/ldsv\/wp-json\/wp\/v2\/users\/24004"}],"replies":[{"embeddable":true,"href":"https:\/\/sites.usp.br\/ldsv\/wp-json\/wp\/v2\/comments?post=235"}],"version-history":[{"count":5,"href":"https:\/\/sites.usp.br\/ldsv\/wp-json\/wp\/v2\/pages\/235\/revisions"}],"predecessor-version":[{"id":3064,"href":"https:\/\/sites.usp.br\/ldsv\/wp-json\/wp\/v2\/pages\/235\/revisions\/3064"}],"up":[{"embeddable":true,"href":"https:\/\/sites.usp.br\/ldsv\/wp-json\/wp\/v2\/pages\/138"}],"wp:attachment":[{"href":"https:\/\/sites.usp.br\/ldsv\/wp-json\/wp\/v2\/media?parent=235"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}