{"id":1516,"date":"2021-05-11T20:49:53","date_gmt":"2021-05-11T20:49:53","guid":{"rendered":"https:\/\/simed.uniud.it\/?p=1516"},"modified":"2021-05-11T20:51:45","modified_gmt":"2021-05-11T20:51:45","slug":"on-the-feasibility-of-vessels-with-variable-thickness-by-means-of-metal-additive-manufacturing","status":"publish","type":"post","link":"https:\/\/simed.uniud.it\/?p=1516","title":{"rendered":"On the feasibility of vessels with variable thickness by means of metal additive manufacturing"},"content":{"rendered":"\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile\" style=\"grid-template-columns:37% auto\"><figure class=\"wp-block-media-text__media\"><img fetchpriority=\"high\" decoding=\"async\" width=\"558\" height=\"631\" src=\"https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1.png\" alt=\"\" class=\"wp-image-1518 size-full\" srcset=\"https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1.png 558w, https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1-265x300.png 265w\" sizes=\"(max-width: 558px) 100vw, 558px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p style=\"font-size:17px\"><em><em><em>The manufacturing process required to obtain pressure vessels strongly constrains the choice of its shape.&nbsp;Strictly speaking, simple shapes are compatible with production requirements, but at the same time they do not allow to optimize important characteristics such as the mechanical resistance, the weight or the cavity volume of the vessel.&nbsp;In this article,&nbsp;the employment&nbsp;of a metal additive manufacturing technique (selective laser melting)&nbsp;for the fabrication of&nbsp;a (halved) minimum-mass&nbsp;vessel whose shape and thickness distribution are analytically derived from calculus of variations is examined for the first time.&nbsp;To this purpose,&nbsp;the geometry and the microstructure of the technological demonstrator are assessed whether they fulfil the prescribed optimization constraints.<\/em><\/em><\/em><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile\" style=\"grid-template-columns:21% auto\"><figure class=\"wp-block-media-text__media\"><img decoding=\"async\" width=\"576\" height=\"768\" src=\"https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Int-J-Press-Vess-Pip.jpg\" alt=\"\" class=\"wp-image-1517 size-full\" srcset=\"https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Int-J-Press-Vess-Pip.jpg 576w, https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Int-J-Press-Vess-Pip-225x300.jpg 225w\" sizes=\"(max-width: 576px) 100vw, 576px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p class=\"has-small-font-size\"><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0308016121001307\" target=\"_blank\" rel=\"noreferrer noopener\">H.M.A. Abdalla, D. Casagrande, F. De Bona, T. De Monte, M. Sortino, G. Totis.&nbsp;An optimized pressure vessel made of metal additive manufacturing: preliminary results. (2021) International Journal of Pressure Vessels and Piping. DOI:10.1016\/j.ijpvp.2021.104434<\/a><\/p>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":1518,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"post_formats":[],"guten_post_layout_featured_media_urls":{"full":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1.png",558,631,false],"thumbnail":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1-150x150.png",150,150,true],"medium":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1-265x300.png",265,300,true],"medium_large":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1.png",558,631,false],"large":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1.png",558,631,false],"1536x1536":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1.png",558,631,false],"2048x2048":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1.png",558,631,false],"guten_post_layout_landscape_large":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1.png",558,631,false],"guten_post_layout_portrait_large":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1.png",558,631,false],"guten_post_layout_square_large":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1.png",558,631,false],"guten_post_layout_landscape":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1-558x400.png",558,400,true],"guten_post_layout_portrait":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1.png",558,631,false],"guten_post_layout_square":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1-558x600.png",558,600,true],"tc-grid-full":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1-558x444.png",558,444,true],"tc-grid":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1-558x350.png",558,350,true],"tc-thumb":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1-270x250.png",270,250,true],"slider-full":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1-558x500.png",558,500,true],"slider":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1-558x500.png",558,500,true],"tc-sq-thumb":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1-510x510.png",510,510,true],"tc-ws-thumb":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1-558x624.png",558,624,true],"tc-ws-small-thumb":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1-528x297.png",528,297,true],"tc-slider-small":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1-517x235.png",517,235,true],"awsm_team":["https:\/\/simed.uniud.it\/wp-content\/uploads\/2021\/05\/Picture-1.png",442,500,false]},"_links":{"self":[{"href":"https:\/\/simed.uniud.it\/index.php?rest_route=\/wp\/v2\/posts\/1516"}],"collection":[{"href":"https:\/\/simed.uniud.it\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/simed.uniud.it\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/simed.uniud.it\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/simed.uniud.it\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1516"}],"version-history":[{"count":2,"href":"https:\/\/simed.uniud.it\/index.php?rest_route=\/wp\/v2\/posts\/1516\/revisions"}],"predecessor-version":[{"id":1520,"href":"https:\/\/simed.uniud.it\/index.php?rest_route=\/wp\/v2\/posts\/1516\/revisions\/1520"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/simed.uniud.it\/index.php?rest_route=\/wp\/v2\/media\/1518"}],"wp:attachment":[{"href":"https:\/\/simed.uniud.it\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1516"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/simed.uniud.it\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1516"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/simed.uniud.it\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1516"},{"taxonomy":"post_format","embeddable":true,"href":"https:\/\/simed.uniud.it\/index.php?rest_route=%2Fwp%2Fv2%2Fpost_formats&post=1516"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}