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STUDY OF FAST PATROL BOAT MODELS WITH AND WITHOUT TUNNELS ON THE EFFECT OF RESISTANCE USING COMPUTATIONAL FLUID DYNAMICS S, Sutiyo; Munazid, Ali; Poundra, Gde A. Prabhawatya; Suwasono, Bagiyo
Journal of Marine-Earth Science and Technology Vol. 4 No. 1 (2023): April
Publisher : Marine & Earth Science and Technology Research Center, DRPM, ITS

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.12962/j27745449.v4i1.586

Abstract

Indonesia as an archipelago countries demand modern boats for marine security, resulting in a surge in the development of past patrol vessels. The investigation in this study focused on designs with and without a tunnel at the bottom to determine which design provided the least resistance. CFD offer realistic findings for comparing the problems encountered by two distinct kinds of fast patrol boats. The computation the use of no tunnel, the use of a tunnel on fast patrol boat reduced resistance by an average of 5.4%. According to the results of the CFD simulations, using a tunnel may greatly reduce the high pressure at the bottom in interactions with the flow of water. The utilization of using tunnel is a solution that may be employed more successfully for fast patrol boat operation
Teknis Perancangan Restoran Terapung Sebagai Penunjang Pariwisata di Coastal Area Pulau Karimun Haryoseno, Admarch Gery; Suwasono, Bagiyo; Munazid, Ali; Hardianto, Didik
Poltanesa Vol 23 No 2 (2022): Desember 2022
Publisher : P3KM Politeknik Pertanian Negeri Samarinda

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51967/tanesa.v23i2.1836

Abstract

Potensi wisata yang berada di pulau karimun memiliki beberapa destinasi objek wisata yaitu wisata pantai, air terjun, kolam renang, pendakian gunung jantan dan yang terbaru adalah reklamasi daratan yang dikenal dengan Coastal Area. Restoran Terapung adalah sebuah rumah makan yang berdiri di atas permukaan air yang menyajikan dan mengolah makanan hasil potensi laut. Tujuan dari penelitian ini adalah untuk mendapatkan ukuran utama kapal (Principal Dimension), membuat bentuk dari rencana garis kapal (Lines Plan) yang sesuai dengan perairan Pulau Karimun, Kepulauan Riau dan pembuatan rencana umum (General Arrangement) kapal berdasarkan ukuran utama dan fungsi dari kapal sebagai sebuah restoran terapung. Penelitian ini dilakukan menggunakan data sekunder yang digunakan adalah data pembanding. Hasil dari penelitian ini adalah Ukuran utama yang di dapatkan dari hasil metode kapal pembanding didapatkan dengan rata – rata dan di lanjutkan dengan menghasilkan Gross Tonnage: 1409 m, Length Overall Area (Hull) :74,57 m, Length WL :72,26 m, Length BP: 70,84 m, Breadth Moulded: 16,44 m, Depth Moulded :4,15 m, Design Draft :3,11 m, Dead Weight Tonnage: 2,165 ton.
Strategi Produktivitas Tenaga Kerja dan Daya Saing: Studi Kasus Galangan Kapal Kawasan Pulau Batam dan Jawa Suwasono, Bagiyo; Widjaja, Sjarief; Zubaydi, Ahmad; Yuliadi, M. Zaed
International Research Journal of Business Studies Vol. 3 No. 2 (2010): August-November 2010
Publisher : Universitas Prasetiya Mulya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21632/

Abstract

The strength of international competitiveness encouraged a shipyard to reduce cost of materials and labor. Therefore, a shipyard did a measurement to improve the rationalization toward labor productivity. This study aimed to compare the path model from strategies of labor productivity and competitiveness of medium size shipyard in region of Batam and Java. The normality test of questionnaire data at 200 respondents who are competent in the field of shipbuilding through the ratio of skewness and kurtosis did not show normal distribution from the data. Test of model feasibility through PLS algorithm and bootstrapping showed moderate criterion and no significant difference in the variable path for both regions. The first latent variable: shipyard competitiveness is influenced by the strategic policy and labor productivity, while the second latent variable: labor productivity is influenced by work activity, strategic policy, and corporate culture. Test of model segmentation through FIMIX-PLS showed good criterion and no significant difference in the interaction of variable heterogeneity for both regions. The final result of shipyards PLS path modeling showed a consistent relationship between strategic policy and labor productivity in order to increase the Indonesian shipyard competitiveness.