{"id":3354,"date":"2024-12-06T02:58:49","date_gmt":"2024-12-06T02:58:49","guid":{"rendered":"https:\/\/ugateway.id\/?p=3354"},"modified":"2024-12-06T02:58:49","modified_gmt":"2024-12-06T02:58:49","slug":"m-ryanto-doktor-ke-36-pdts-unissula","status":"publish","type":"post","link":"https:\/\/ugateway.id\/index.php\/2024\/12\/06\/m-ryanto-doktor-ke-36-pdts-unissula\/","title":{"rendered":"M Ryanto Doktor ke 36 PDTS Unissula"},"content":{"rendered":"<p><span class=\"s3\">Muhamad Ryanto <\/span><span class=\"s3\">ST MT <\/span><span class=\"s3\">mengikuti ujian terbuka doktor di Program Doktor Teknik Sipil (PDTS) Fakultas Teknik Unissula, Kamis (5\/12\/2024). Ia menyampaikan disertasinya yang berjudul perilaku eksperimental batasan minimum serat baja sebagai pengganti perkuatan tegangan geser pada tegangan tarik diagonal balok beton bertulang.<\/span><\/p>\n<p><span class=\"s3\">Para penguji antara lain Prof Ir Pratikso MST P<\/span><a name=\"_Hlk179122891\"><\/a><span class=\"s3\">hD<\/span><span class=\"s3\">, Prof Dr S Imam Wahyudi DEA<\/span><span class=\"s3\">, <\/span><span class=\"s3\">Prof Dr Ir Antonius MT, Prof Dr Ir Han Ay Lie MEng, Dr Abdul Rochim ST MT, Dr Ir Sumirin MS dan Ir Prabowo Setiyawan MT PhD. <\/span><\/p>\n<p><span class=\"s3\">Menurut Muhamad Ryanto dalam konstruksi, beton adalah sebuah bahan bangunan komposit yang terbuat dari kombinasi agregat dan pengikat semen. Bentuk paling umum dari beton adalah beton semen portlant dibuat dengan bahan campuran yang terdiri dari kombinasi agregat mineral (biasanya agregat kasar dan halus berupa batu pecah\/kerikil dan pasir), semen dan air. Beton memiliki karakteristik dengan kuat tekan yang tinggi tetapi lemah dalam kuat tarik dan cenderung memiliki sifat getas.<\/span><\/p>\n<p><span class=\"s3\">Kelemahan dalam kuat tarik dapat diatasi dengan menggunakan serat konvensional dan sampai batas tertentu dengan memasukkan volume serat tertentu yang cukup. Jadi penggunaan serat dapat mengubah perilaku komposit serat-matriks setelah retak, sehingga meningkatkan ketangguhannya. Beton berserat &#8211; Fiber-Reinforced Concrete (FRC) merupakan campuran beton yang dibuat dari campuran semen, air, agregat halus dan agregat kasar, dan sejumlah serat yang tersebar secara acak. <\/span><\/p>\n<p><span class=\"s3\">Lebih lanjut ia menjelaskan bahwa p<\/span><span class=\"s3\">rinsip penambahan serat adalah memberi perkuatan tarik pada beton yang disebar merata ke dalam adukan beton dengan orientas acak untuk mencegah terjadinya keretakan beton yang terlalu dini di area tarik akibat panas hidrasi maupun akibat pembebanan. <\/span><span class=\"s3\">\u201c<\/span><span class=\"s3\">Beton berserat mempunyai kelebihan dari sifat-sifat struktural yaitu kegetasan, ketahanan beban kejut, kuat tarik dan lentur, kelelahan, susut dan ketahanan aus<\/span><span class=\"s3\">,\u201d ungkapnya. <\/span><\/p>\n<p><span class=\"s3\">Kekuatan <\/span><span class=\"s3\">batas kapasitas geser balok beton <\/span><span class=\"s3\">dapat ditingkatkan dengan penggunaan serat baja pada campuran beton. Permasalahan yang ada adalah kekuatan geser diagonal beton <\/span><span class=\"s3\">b<\/span><span class=\"s3\">erserat menunjukkan nilai yang lebih besar dari batasan analisis perencanaan empiris yang diatur oleh <\/span><span class=\"s3\">p<\/span><span class=\"s3\">eraturan ACI-318-19 dan SNI 2847-2019. <\/span><\/p>\n<p><span class=\"s3\">Tujuan penelitiannya adalah mengevaluasi <\/span><span class=\"s3\">model balok beton berserat <\/span><span class=\"s3\">terhadap peningkatan <\/span><span class=\"s3\">kekuatan geser <\/span><span class=\"s3\">beton terhadap analisis gaya geser beton yang ada. Metodologi Penelitian yang digunakan <\/span><span class=\"s3\">benda uji berupa spesimen balok beton bertulang <\/span><span class=\"s3\">dengan\/tanpa <\/span><span class=\"s3\">sengkang.<\/span><\/p>\n<p><span class=\"s3\">Hasil penelitian menunjukkan bahwa <\/span><span class=\"s3\">kekuatan batas kapasitas geser balok beton berserat <\/span><span class=\"s3\">lebih besar daripada <\/span><span class=\"s3\">kekuatan geser balok beton polos<\/span><span class=\"s3\">. <\/span><\/p>\n<p class=\"s4\"><span class=\"s3\">Muhamad Ryanto berhasil lulus dal<\/span><span class=\"s3\">a<\/span><span class=\"s3\">m ujian terbuka tersebut dan berhak menyandang gelar doktor dengan indeks prestasi <\/span><span class=\"s3\">k<\/span><span class=\"s3\">umulatif <\/span><span class=\"s3\">3,79. Ia merupakan lulusan ke 36 di Program Doktor Teknik Sipil Unissula.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Muhamad Ryanto ST MT mengikuti ujian terbuka doktor di Program Doktor Teknik <a class=\"read-more\" href=\"https:\/\/ugateway.id\/index.php\/2024\/12\/06\/m-ryanto-doktor-ke-36-pdts-unissula\/\" title=\"M Ryanto Doktor ke 36 PDTS Unissula\" itemprop=\"url\"><\/a><\/p>\n","protected":false},"author":1,"featured_media":3355,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"kia_subtitle":"","footnotes":""},"categories":[2],"tags":[],"newstopic":[],"class_list":{"0":"post-3354","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-berita"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>M Ryanto Doktor ke 36 PDTS Unissula - U Gateway<\/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:\/\/ugateway.id\/index.php\/2024\/12\/06\/m-ryanto-doktor-ke-36-pdts-unissula\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"M Ryanto Doktor ke 36 PDTS Unissula - 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