{"id":47314,"date":"2020-02-09T21:55:24","date_gmt":"2020-02-09T14:55:24","guid":{"rendered":"https:\/\/www.its.ac.id\/news\/?p=47314"},"modified":"2020-02-09T21:56:51","modified_gmt":"2020-02-09T14:56:51","slug":"kembangkan-beton-ramah-lingkungan-untuk-struktur-pelabuhan","status":"publish","type":"post","link":"https:\/\/www.its.ac.id\/news\/kembangkan-beton-ramah-lingkungan-untuk-struktur-pelabuhan\/","title":{"rendered":"Kembangkan Beton Ramah Lingkungan untuk Struktur Pelabuhan"},"content":{"rendered":"<figure id=\"attachment_47316\" aria-describedby=\"caption-attachment-47316\" style=\"width: 908px\" class=\"wp-caption aligncenter\"><img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-47316\" src=\"https:\/\/www.its.ac.id\/news\/wp-content\/uploads\/sites\/2\/2020\/01\/WhatsApp-Image-2020-01-24-at-13.12.16-1.jpeg\" alt=\"\" width=\"908\" height=\"1021\" srcset=\"https:\/\/www.its.ac.id\/news\/wp-content\/uploads\/sites\/2\/2020\/01\/WhatsApp-Image-2020-01-24-at-13.12.16-1.jpeg 908w, https:\/\/www.its.ac.id\/news\/wp-content\/uploads\/sites\/2\/2020\/01\/WhatsApp-Image-2020-01-24-at-13.12.16-1-267x300.jpeg 267w, https:\/\/www.its.ac.id\/news\/wp-content\/uploads\/sites\/2\/2020\/01\/WhatsApp-Image-2020-01-24-at-13.12.16-1-768x864.jpeg 768w, https:\/\/www.its.ac.id\/news\/wp-content\/uploads\/sites\/2\/2020\/01\/WhatsApp-Image-2020-01-24-at-13.12.16-1-285x320.jpeg 285w\" sizes=\"(max-width: 908px) 100vw, 908px\" \/><figcaption id=\"caption-attachment-47316\" class=\"wp-caption-text\">Potret Rifqi Nadhif Arrafid dan Galih Syifa\u2019ul Ummah saat memenangkan medali emas atas inovasi mereka di ajang ISTEC.<\/figcaption><\/figure>\n<blockquote><p><span style=\"font-weight: 400\">Dunia konstruksi terus berinovasi untuk menciptakan beton ramah lingkungan. Turut berpartisipasi, Galih Syifa\u2019ul Ummah dan Rifqi Nadhif Arrafid mengembangkan metode pencampuran beton geopolimer untuk meningkatkan mutunya sebagai elemen struktur pelabuhan.<\/span><\/p><\/blockquote>\n<p><span style=\"font-weight: 400\">Beton geopolimer merupakan beton ramah lingkungan yang dibuat tanpa menggunakan semen. Sebagai penggantinya, dimanfaatkan sisa pembakaran batu bara berupa <\/span><i><span style=\"font-weight: 400\">fly ash<\/span><\/i><span style=\"font-weight: 400\">.\u00a0 Melalui bimbingan Yosi Noviari Wibowo, kedua mahasiswa Teknik Infrastruktur Sipil ini mengembangkan metode pencampuran terpisah yang lebih aplikatif untuk menghasilkan beton mutu tinggi sesuai standar elemen struktur pelabuhan.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Galih sapaan akrabnya mengungkapkan, pemanfaatan limbah batu bara menjadi beton ini sudah mulai dikembangkan pada tahun 1994. Dalam penelitiannya ini, Galih menggunakan f<\/span><i><span style=\"font-weight: 400\">ly ash <\/span><\/i><span style=\"font-weight: 400\">dari Pembangkit Listrik Tenaga Uap (PLTU) Paiton. Karakteristik <\/span><i><span style=\"font-weight: 400\">fly ash<\/span><\/i><span style=\"font-weight: 400\"> yang termasuk dalam tipe C memerlukan pengembangan metode pencampuran. \u201cNamun, jika <\/span><i><span style=\"font-weight: 400\">fly ash <\/span><\/i><span style=\"font-weight: 400\">tipe F pakai metode normal sudah cukup,\u201d ujar Galih.<\/span><\/p>\n<figure id=\"attachment_47317\" aria-describedby=\"caption-attachment-47317\" style=\"width: 1280px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"size-full wp-image-47317\" src=\"https:\/\/www.its.ac.id\/news\/wp-content\/uploads\/sites\/2\/2020\/01\/WhatsApp-Image-2020-01-24-at-13.11.36.jpeg\" alt=\"\" width=\"1280\" height=\"959\" srcset=\"https:\/\/www.its.ac.id\/news\/wp-content\/uploads\/sites\/2\/2020\/01\/WhatsApp-Image-2020-01-24-at-13.11.36.jpeg 1280w, https:\/\/www.its.ac.id\/news\/wp-content\/uploads\/sites\/2\/2020\/01\/WhatsApp-Image-2020-01-24-at-13.11.36-300x225.jpeg 300w, https:\/\/www.its.ac.id\/news\/wp-content\/uploads\/sites\/2\/2020\/01\/WhatsApp-Image-2020-01-24-at-13.11.36-768x575.jpeg 768w, https:\/\/www.its.ac.id\/news\/wp-content\/uploads\/sites\/2\/2020\/01\/WhatsApp-Image-2020-01-24-at-13.11.36-1024x767.jpeg 1024w, https:\/\/www.its.ac.id\/news\/wp-content\/uploads\/sites\/2\/2020\/01\/WhatsApp-Image-2020-01-24-at-13.11.36-355x266.jpeg 355w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><figcaption id=\"caption-attachment-47317\" class=\"wp-caption-text\">Galih dan Rifqi ketika sedang mempresentasikan inovasi pengembangan beton geopolimer mereka pada ISTEC.<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400\">Dilanjutkan Galih, dengan menggunakan metode terpisah, alumina silika pada fly ash dapat bereaksi dengan sempurna. Setelah itu, ditambahkan akselerator jenis Na2SiO3 atau natrium metasilikat untuk menghasilkan beton mutu tinggi. \u201cJika dibandingkan dengan beton konvensional, beton ini juga memiliki durabilitas yang lebih baik,\u201d terangnya.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Selama pembuatan proposal dan purwarupa, ia mengaku menemui beberapa kendala. Dalam hal proposal, diperlukan ketekunan untuk mengkaji jurnal-jurnal yg dijadikan referensi. Sedangkan, material <\/span><i><span style=\"font-weight: 400\">fly ash<\/span><\/i><span style=\"font-weight: 400\"> yang terbatas menjadi tantangan untuk menentukan komposisi purwarupa berukuran 20 x 50 x 5 sentimeter. \u201cWajar jika banyak terjadi <\/span><i><span style=\"font-weight: 400\">trial error<\/span><\/i><span style=\"font-weight: 400\"> saat menentukan komposisi dan metode pencampuran yang tepat agar menghasilkan mutu tinggi,\u201d ujar Galih.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Berangkat mewakili Grup Riset Geopolimer Laboratorium Material Struktur Gedung Kampus ITS Manyar, timnya berhasil memenangkan medali emas pada ajang International Science Technology Engineering and Competition (ISTEC) 2020. \u201cKedepan, inovasi yang kami kembangkan akan kami uji durabilitasnya terhadap lingkungan air laut, sehingga dapat diimplementasikan sebagai elemen struktur pelabuhan,\u201d pungkas Galih. (meg\/hen)<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dunia konstruksi terus berinovasi untuk menciptakan beton ramah lingkungan. Turut berpartisipasi, Galih Syifa\u2019ul Ummah dan Rifqi Nadhif Arrafid mengembangkan metode pencampuran beton geopolimer untuk meningkatkan mutunya sebagai elemen struktur pelabuhan. Beton geopolimer merupakan beton ramah lingkungan yang dibuat tanpa menggunakan semen. Sebagai penggantinya, dimanfaatkan sisa pembakaran batu bara berupa fly ash.\u00a0 Melalui bimbingan Yosi Noviari [&hellip;]<\/p>\n","protected":false},"author":262,"featured_media":47316,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_joinchat":[],"footnotes":""},"categories":[14],"tags":[214,491],"class_list":["post-47314","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-berita-utama","tag-hen","tag-meg"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Kembangkan Beton Ramah Lingkungan untuk Struktur Pelabuhan - ITS News<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.its.ac.id\/news\/kembangkan-beton-ramah-lingkungan-untuk-struktur-pelabuhan\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Kembangkan Beton Ramah Lingkungan untuk Struktur Pelabuhan - ITS News\" \/>\n<meta property=\"og:description\" content=\"Dunia konstruksi terus berinovasi untuk menciptakan beton ramah lingkungan. 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