{"id":12799,"date":"2020-09-08T19:49:41","date_gmt":"2020-09-08T17:49:41","guid":{"rendered":"http:\/\/cienciagandia.webs.upv.es\/?p=12799"},"modified":"2020-09-18T11:35:51","modified_gmt":"2020-09-18T09:35:51","slug":"nou-producte-amb-propietats-insonoritzants-de-fibra-despart","status":"publish","type":"post","link":"https:\/\/cienciagandia.webs.upv.es\/ca\/2020\/09\/nou-producte-amb-propietats-insonoritzants-de-fibra-despart\/","title":{"rendered":"Nou producte amb propietats insonoritzants de fibra d&#8217;espart"},"content":{"rendered":"<p>La crisis ecol\u00f2gica i el major grau de conscienciaci\u00f3 \u00a0ciutadana sobre els problemes ambientals han transformat els h\u00e0bits de consum de la societat, requerint la incorporaci\u00f3 de criteris \u00e8tics i ambientals en els processos de producci\u00f3 i distribuci\u00f3. En aquest context, la investigaci\u00f3 i innovaci\u00f3 \u00e9s crucial per al <strong>desenvolupament de productes i serveis ecoeficients <\/strong>capa\u00e7os de respondre a la demanda d&#8217;alternatives sostenibles i responsables amb el medi ambient.<\/p>\n<p>Seguint amb aquesta tend\u00e8ncia, dintre de la <strong>ind\u00fastria de la construcci\u00f3<\/strong>, l&#8217;auge de \u00a0els materials ecol\u00f2gics continua en augment. \u00c9s en aquest \u00e0mbit en el qual s&#8217;emmarca l&#8217;estudi de les \u201c<strong>Propietats d&#8217;absorci\u00f3 ac\u00fastica de materials fets de fibres d&#8217;espart<\/strong>\u201d, realitzat per <strong>Roberto Oltra<\/strong>, <a href=\"http:\/\/www.upv.es\/pls\/oalu\/sic_person.Info?p_alias=jesalba&amp;P_IDIOMA=v\"><strong>Jes\u00fas Alba<\/strong><\/a> i\u00a0<a href=\"http:\/\/www.upv.es\/pls\/oalu\/sic_person.Info?p_alias=roderey&amp;P_IDIOMA=v\"><strong>Romina Del Rei<\/strong><\/a>, experts en ac\u00fastica <a href=\"http:\/\/www.upv.es\/contenidos\/CGANDIA\/index-va.html\">del C ampus de Gandia de la UPV<\/a>, al costat de Jorge <a href=\"https:\/\/orcid.org\/0000-0003-4728-8964\">Arenas<\/a>, professor de l\u2018<a href=\"http:\/\/www.ingenieria.uach.cl\/postgrado\/magister-en-acustica-y-vibraciones.html\">Institut d&#8217;Ac\u00fastica de la Universitat Austral de Xile\u00a0(UACh).<\/a><\/p>\n<p><strong><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-12787\" src=\"https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/foto-jesu\u0301s-alba-y-jorge-arenas-campus-gandia-upv.jpg\" alt=\"\" width=\"640\" height=\"427\" srcset=\"https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/foto-jesu\u0301s-alba-y-jorge-arenas-campus-gandia-upv.jpg 640w, https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/foto-jesu\u0301s-alba-y-jorge-arenas-campus-gandia-upv-375x250.jpg 375w, https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/foto-jesu\u0301s-alba-y-jorge-arenas-campus-gandia-upv-150x100.jpg 150w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/strong><\/p>\n<p>La investigaci\u00f3 presenta <strong>la fibra d&#8217;espart com una alternativa als absorbents ac\u00fastics cl\u00e0ssics<\/strong>, ja que la majoria d&#8217;ells s\u00f3n fabricats amb fibres minerals o amb fibres sint\u00e8tiques, les quals comporten diversos problemes ambientals, tant en la fabricaci\u00f3 com en la seua eliminaci\u00f3: \u201cs\u00f3n materials dif\u00edcils de reciclar, la seua combusti\u00f3 provoca l&#8217;emissi\u00f3 de fums t\u00f2xics i la producci\u00f3 industrial requereix grans quantitats d&#8217;energia, la qual cosa augmenta l&#8217;emissi\u00f3 de di\u00f2xid de carboni, met\u00e0 i \u00f2xid nitr\u00f3s a l&#8217;atmosfera, a m\u00e9s de suposar un risc per a la salut\u201d, explica el personal investigador.<\/p>\n<audio class=\"wp-audio-shortcode\" id=\"audio-12799-1\" preload=\"none\" style=\"width: 100%;\" controls=\"controls\"><source type=\"audio\/mpeg\" src=\"https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/jesu\u0301s-alba-cadena-ser-campus-gandia-upv.mp3?_=1\" \/><a href=\"https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/jesu\u0301s-alba-cadena-ser-campus-gandia-upv.mp3\">https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/jesu\u0301s-alba-cadena-ser-campus-gandia-upv.mp3<\/a><\/audio>\n<p><a href=\"https:\/\/play.cadenaser.com\/audio\/1596363591_417553\/?ssm=tw#\"><strong>Jes\u00fas Alba (UPV): &#8220;&#8221;L&#8217;espart natural permetria reduir la petjada de carboni i augmentar la sostenibilitat&#8221; a la Cadena Ser<\/strong><\/a><\/p>\n<p>Davant d\u2019aquesta problem\u00e0tica, en l&#8217;estudi es mesura el <strong>rendiment d&#8217;absorci\u00f3 sonora de tres tipus d&#8217;espart diferents<\/strong> originaris de Pakistan , Tun\u00edsia i Egipte respectivament, per a donar soluci\u00f3 a problemes d&#8217;a\u00efllament <strong>ac\u00fastic en l&#8217;edificaci\u00f3<\/strong>, constituint una aportaci\u00f3 m\u00e9s \u00a0a les alternatives sostenibles ja existents.<\/p>\n<p><strong><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-12781\" src=\"https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/1-fibra-de-esparto-520x500.png\" alt=\"\" width=\"520\" height=\"500\" srcset=\"https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/1-fibra-de-esparto-520x500.png 520w, https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/1-fibra-de-esparto-260x250.png 260w, https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/1-fibra-de-esparto-150x144.png 150w, https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/1-fibra-de-esparto.png 640w\" sizes=\"auto, (max-width: 520px) 100vw, 520px\" \/><\/strong><\/p>\n<p>Per a aix\u00f2, l&#8217;equip de la UPV ha analitzat els coeficients d&#8217;absorci\u00f3 ac\u00fastica i les resistivitats del flux d&#8217;aire de cada espart, desenvolupant el primer model conegut fins a la data de predicci\u00f3 d&#8217;absorci\u00f3 ac\u00fastica per a aquest tipus de fibra.<\/p>\n<p><strong><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-12784\" src=\"https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/2-fibra-de-esparto-637x500.png\" alt=\"\" width=\"637\" height=\"500\" srcset=\"https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/2-fibra-de-esparto-637x500.png 637w, https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/2-fibra-de-esparto-319x250.png 319w, https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/2-fibra-de-esparto-150x118.png 150w, https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/2-fibra-de-esparto.png 640w\" sizes=\"auto, (max-width: 637px) 100vw, 637px\" \/><\/strong><\/p>\n<p>Finalitzat l&#8217;estudi, tots dos equips (UPV-UACh) treballen en la millora de la durabilitat del producte i analitzen els efectes d&#8217;agregar a les fibres retardant de foc o repel\u00b7lent d&#8217;insectes.<\/p>\n<p>REFERENT EN AC\u00daSTICA<\/p>\n<p>En l&#8217;actualitat, el Campus de Gandia es troba al capdavant en mat\u00e8ria d&#8217;enginyeria <strong>ac\u00fastica<\/strong>, comptant amb una llarga traject\u00f2ria i especialitzaci\u00f3 en aquesta \u00e0rea, tant en l&#8217;\u00e0mbit docent com en el cient\u00edfic.<\/p>\n<p>El comprom\u00eds amb la formaci\u00f3 de l&#8217;alumnat i el seu potencial cient\u00edfic en aquesta disciplina es veu reflectit en la qualitat dels seus treballs de recerca. <strong>Roberto Oltra<\/strong>, coautor de l&#8217;estudi, \u00e9s una mostra del talent emergent del campus. Titulat en <a href=\"http:\/\/www.upv.es\/titulaciones\/GISTSI\/indexv.html\">Enginyeria de Sistemes de Telecomunicaci\u00f3, en l&#8217;especialitat de So i Imatge<\/a>, tamb\u00e9 va cursar el <a href=\"https:\/\/www.upv.es\/titulaciones\/MUIA\/index-va.html\">M\u00e0ster en Enginyeria Ac\u00fastica<\/a>, en el qual va presentar com a treball final un estudi sobre \u201c<a href=\"https:\/\/riunet.upv.es\/handle\/10251\/129234\">Materials absorbents ac\u00fastics basats en fibres d&#8217;espart<\/a>\u201d, dirigit per <strong>Romina del Rei<\/strong> i<strong> Jes\u00fas Alba<\/strong>.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-12859\" src=\"https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/Romina-del-Rey-fibra-de-esparto-1-808x500.jpeg\" alt=\"\" width=\"808\" height=\"500\" srcset=\"https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/Romina-del-Rey-fibra-de-esparto-1-808x500.jpeg 808w, https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/Romina-del-Rey-fibra-de-esparto-1-404x250.jpeg 404w, https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/Romina-del-Rey-fibra-de-esparto-1-768x475.jpeg 768w, https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/Romina-del-Rey-fibra-de-esparto-1-150x93.jpeg 150w, https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/Romina-del-Rey-fibra-de-esparto-1.jpeg 1378w\" sizes=\"auto, (max-width: 808px) 100vw, 808px\" \/><\/p>\n<p>El projecte desenvolupat entre el campus i la UACh sorgeix de la necessitat de continuar investigant en fibres naturals despr\u00e9s dels resultats obtinguts en l&#8217;estudi realitzat per Roberto, el qual destaca per la inclusi\u00f3 d&#8217;aspectes \u00e8tics, ambientals i socials en l&#8217;\u00e0mbit de l&#8217;enginyeria ac\u00fastica.<\/p>\n<div style=\"width: 1200px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-12799-1\" width=\"1200\" height=\"675\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/fibra-espart-campus-gandia-upv-a-punt.mp4?_=1\" \/><a href=\"https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/fibra-espart-campus-gandia-upv-a-punt.mp4\">https:\/\/cienciagandia.webs.upv.es\/wp-content\/uploads\/2020\/09\/fibra-espart-campus-gandia-upv-a-punt.mp4<\/a><\/video><\/div>\n<p>Font: <a href=\"https:\/\/twitter.com\/apunt_media\/status\/1306337060488269825\">\u00c0 Punt M\u00e8dia<\/a><\/p>\n<p>COL\u00b7LABORACI\u00d3 AMB XILE<\/p>\n<p>La col\u00b7laboraci\u00f3 cient\u00edfica entre el Campus Gandia i la <a href=\"http:\/\/www.ingenieria.uach.cl\/postgrado\/magister-en-acustica-y-vibraciones.html\">Universitat Austral de Xile(UACh)<\/a> mantinguda durant m\u00e9s d&#8217;una d\u00e8cada ha sigut fonamental per a enfortir <a href=\"https:\/\/cienciagandia.webs.upv.es\/ca\/2019\/05\/el-campus-de-gandia-augmenta-el-seu-potencial-com-a-centre-dinvestigacio-en-acustica\/\">el potencial en investigaci\u00f3 ac\u00fastica de tots dos centres<\/a>.<\/p>\n<p>Aquest vincle ha fet possible concretar un acord de Doble Titulaci\u00f3 internacional que permet a vuit estudiants seleccionats obtenir el <a href=\"https:\/\/www.upv.es\/titulaciones\/MUIA\/index-va.html\">M\u00e0ster en Enginyeria Ac\u00fastica (MIA) del Campus de Gandia<\/a> i el <a href=\"http:\/\/www.ingenieria.uach.cl\/postgrado\/magister-en-acustica-y-vibraciones.html\">Mag\u00edster en Ac\u00fastica i Vibracions (MAV)de la UACh<\/a>, una oportunitat \u00fanica per a obtenir formaci\u00f3 d&#8217;alt nivell en ac\u00fastica.<\/p>\n<p>M\u00e9s informaci\u00f3:<\/p>\n<p><a href=\"https:\/\/www.mdpi.com\/2071-1050\/12\/14\/5533\/htm\">Arenas, J.P.; del Rey, R.; Alba, J.; Oltra, R. Sound-Absorption Properties of Materials Made of Esparto Grass Fibers.\u00a0Sustainability\u00a02020,\u00a012, 5533.<\/a><\/p>\n<hr \/>\n<p style=\"text-align: center;\"><strong><a href=\"http:\/\/www.upv.es\/pls\/oalu\/sic_person.Info?p_alias=niemones&amp;P_IDIOMA=c\">Neus Montoro Estell\u00e9s<\/a><\/strong><\/p>\n<p style=\"text-align: center;\">T\u00e8cnica de gesti\u00f3 i promoci\u00f3 d&#8217;R+D+i del <a href=\"http:\/\/www.upv.es\/contenidos\/CGANDIA\/index-va.html\">Campus de Gandia<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>La crisis ecol\u00f2gica i el major grau de conscienciaci\u00f3 \u00a0ciutadana sobre els problemes ambientals han transformat els h\u00e0bits de consum de la societat, requerint la &#8230; <a title=\"Nou producte amb propietats insonoritzants de fibra d&#8217;espart\" class=\"read-more\" href=\"https:\/\/cienciagandia.webs.upv.es\/ca\/2020\/09\/nou-producte-amb-propietats-insonoritzants-de-fibra-despart\/\" aria-label=\"Read more about Nou producte amb propietats insonoritzants de fibra d&#8217;espart\">Llegir m\u00e9s<\/a><\/p>\n","protected":false},"author":15,"featured_media":12791,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[252],"tags":[],"class_list":["post-12799","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tecnologia","resize-featured-image"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Nou producte amb propietats insonoritzants de fibra d&#039;espart - Campus de Gandia Ciencia - UPV Universitat Polit\u00e8cnica de Val\u00e8ncia<\/title>\n<meta name=\"description\" content=\"Estudi de les \u201cPropietats d&#039;absorci\u00f3 ac\u00fastica de materials fets de fibres d&#039;espart\u201d realitzat per experts en ac\u00fastica de la UPV i l&#039;UACh.\" \/>\n<meta name=\"robots\" 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