Sukmaji Indro Cahyono
Staff Jurusan Teknik Mesin, Fakultas Teknik, Universitas Sebelas Maret

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Journal : Jurnal Teknik Mesin Indonesia

Pembuatan dan pengujian turbin propeller dalam pengembangan teknologi pembangkit listrik tenaga air piko hidro (PLTA-PH) dengan variasi debit aliran Henanto Pandu Dewanto; Dwi Aries Himawanto; Sukmaji Indro Cahyono
Jurnal Teknik Mesin Indonesia Vol 12 No 2 (2017): Jurnal Teknik Mesin Indonesia
Publisher : Badan Kerja Sama Teknik Mesin Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1083.684 KB) | DOI: 10.36289/jtmi.v12i2.72

Abstract

Hydroelectric power plants (hydropower) with a power generated capacity of less than 5 kW called "Pico Hydro" (hydropower-PH). Pico Hydro is one of the renewable energy sources that are environmentally friendly. In this study aims to: (1) the manufacture hydropower plants Pico Hydro energy-efficient, renewable and environmentally friendly; (2) determine the efficiency of the turbine with the testing of flow variation; (3) determine the efficiency of generator. Designing and making portable water turbines are easily in the manufacture, operation, and maintenance and has a high efficiency and effectiveness that can use the method of reverse engineering. The production process is performed to create a turbine by the lathe and welding processes. While the materials used are mild steel. Results of this study were found that: (1) the manufacturing process of hydropower plants Pico Hydro can be performed easily by the public; (2) the type of turbine used in hydropower-PH testing is a propeller turbine with 4 blades; (3) flow measurement with V-Notch method showed the following actual debit are 5.38 x10-3 (m3/s), 6.62 x10-3 (m3/s), 7.69 x10-3 (m3/s) and 8.84 x10-3 (m3/s. Turbine efficiency is 3.59 %, 4.26 %, 5.66 % and 7.54 %. The efficiency of the generator has a value of 39.31 %, 40.51 %, 32.55 % and 30.45 %.
Redesign runner turbin pembangkit listrik tenaga pico hydro dengan metode reverse engineering melalui pendekatan teoritis Abdillah Zuhud; Sukmaji Indro Cahyono; Dominikus Danardono Dwi Prija Tjahyana
Jurnal Teknik Mesin Indonesia Vol 11 No 2 (2016): Jurnal Teknik Mesin Indonesia
Publisher : Badan Kerja Sama Teknik Mesin Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (693.216 KB) | DOI: 10.36289/jtmi.v11i2.54

Abstract

Remote area is a geographically isolated area which has a very low accessibility. Most of its area has a low level both population and electrification due to its accessibility is so far from National power grid. The electrical problem in remote area can be solved by building a Pico hydropower. One of the important components of Pico hydro is a runner turbine. Based on theoretical design process that refers to the fixed variable flow rate 25 l/s, head 2 m and number of turbine rotation 1500 rpm then to be obtained outer diameter runner turbine propeller is 0,103 m, hub diameter is 0,515m, number of blade is 4 with flat blade profile, hydraulic efficiency is 76% and it is targeted to raise 490 Watt electrical power.