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Pengembangan Awal Sensor Kimia Berbasis Serat Optik Untuk Mengukur Kadar Kadmium Wulandari, Ika Prawesty; Sultoni, Arif Indro; Ferdiyanto, Hendro
Jurnal Teknologi Proses dan Inovasi Industri Vol 1, No 1 (2016): Jurnal Teknologi Proses dan Inovasi Industri, Edisi Juli 2016
Publisher : Balai Riset Dan Standardisasi Industri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (16.043 KB)

Abstract

Paper ini mengusulkan penggunaan sensor fiber optik untuk mengukur kandungan Kadmium dalam air. Sinar laser, sensor fiber optic, tranduser dan detektor diinstal menjadi suatu bentuk perangkat pengukuran. Dua jenis bahan fiber optik, yaitu fiber optik berbahan plastik dan berbahan gelas akan dibandingkan. Konsetrasi Kadmiun divariasikan: 0 ppm; 0,01ppm; 0,05ppm; 0,1ppm; 1ppm dan 5ppm. Serat fiber berbahan gelas menunjukkan linieritas pengukuran lebih baik daripada bahan plastik dengan nilai korelasi R2 = 0,87 dimana serat plastik hanya mempunyai nilai korelasi R2 = 0,42.
Pengembangan Awal Sensor Kimia Berbasis Serat Optik Untuk Mengukur Kadar Kadmium Wulandari, Ika Prawesty; Sultoni, Arif Indro; Ferdiyanto, Hendro
Jurnal Teknologi Proses dan Inovasi Industri Vol 1, No 1 (2016): Jurnal Teknologi Proses dan Inovasi Industri, Edisi Juli 2016
Publisher : Balai Riset Dan Standardisasi Industri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (16.043 KB)

Abstract

Paper ini mengusulkan penggunaan sensor fiber optik untuk mengukur kandungan Kadmium dalam air. Sinar laser, sensor fiber optic, tranduser dan detektor diinstal menjadi suatu bentuk perangkat pengukuran. Dua jenis bahan fiber optik, yaitu fiber optik berbahan plastik dan berbahan gelas akan dibandingkan. Konsetrasi Kadmiun divariasikan: 0 ppm; 0,01ppm; 0,05ppm; 0,1ppm; 1ppm dan 5ppm. Serat fiber berbahan gelas menunjukkan linieritas pengukuran lebih baik daripada bahan plastik dengan nilai korelasi R2 = 0,87 dimana serat plastik hanya mempunyai nilai korelasi R2 = 0,42.
Hybrid Propulsion System (PV / Gasoline) For Small Fishing Vessels Sultoni, Arif Indro; Ali, M. Marhaendra; Aji, Zaenal Panutup
Kapal: Jurnal Ilmu Pengetahuan dan Teknologi Kelautan Vol 17, No 1 (2020): February
Publisher : Department of Naval Architecture - Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1892.28 KB) | DOI: 10.14710/kapal.v17i1.25613

Abstract

The mechanism of hybrid (PV+gasoline) for fishing vessel propulsion was aimed to reduce fuel consumption.  The background of this research is lots of vessels not going for fishing because of a lack of fuel. With the hybrid mechanism, the fishing vessels could less fuel consumption without decreases its performance (torsion, power durability, and velocity) when cruising. In this paper, a parallel hybrid (PV/gasoline) is proposed. The gasoline generator will deliver power to DC motor if PV energy that stored to the battery not enough as the requirement of propeller propulsion. Hybrid design for a 3-ton overall weight of fishing vessel was designed with eight-unit solar panels @200 WP arranged as four string-2 series. Li-Ion battery pack with 4.5 KWH of capacity was used as energy storage. The simulation shows that the hybrid scheme can preserve the vessel speed at 16 Km per hour with time duration in 12 hours 46 minutes and needs 4 hours 10 minutes for full battery charging by a gasoline generator.