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Journal : Jurnal Asiimetrik: Jurnal Ilmiah Rekayasa Dan Inovasi

ANALISIS PERHITUNGAN PERANCANGAN MESIN PENGERING BIJI KAKAO Rovida C. Hartantrie; Saiful Bachri; Eka Maulana; Eddy Djatmiko; A. Suwandi
Jurnal Asiimetrik: Jurnal Ilmiah Rekayasa & Inovasi Volume 1 Nomor 1 Tahun 2019
Publisher : Fakultas Teknik Universitas Pancasila

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (924.286 KB) | DOI: 10.35814/asiimetrik.v1i1.212

Abstract

Biji kakao merupakan salah satu bahan dasar untuk membuat coklat. Sebelum diolah, biji kakao harus mengalami proses fermentasi dan pengeringan terlebih dahulu. Kendala yang dihadapi oleh petani biji kakao di Indonesia adalah harga mesin pengering biji kakao yang mahal dan perawatan yang tidak mudah. Untuk itu, perlu adanya alat pengering biji kakao yang disesuaikan dengan kebutuhan petani di Indonesia. Metode yang digunakan dalam desain alat pengering biji kakao adalah Quality Function Deployment (QFD). Tahap pertama yang dilakukan adalah melakukan interview kepada petani dan pemilik perkebunan biji kakao, kemudian mengumpulkan data sebagai dasar membuat beberapa varian desain alat pengering biji kakao. Mesin pengering biji kakao paling sesuai ditentukan dengan membuat rating pada setiap variasi mesin. Setelah didapatkan dilakukan perhitungan untuk mendapatkan hasil yang akurat. Dari hasil perhitungan didapatkan mesin pengering biji kakao dengan panjang x lebar x tinggi sebesar 1100 mm x 750 mm x 1350 mm. Poros bahan S45 C-D, pasak S 55 C, V-belt tipe A dan diameter puli 95 mm.
Perancangan Pembangkit Listrik Tenaga Angin dengan Turbin Angin Savonius Tipe-U untuk Kapasitas 100 W Eka Maulana; Eddy Djatmiko; Dhidik Mahandika; Roni Cahya Putra
Jurnal Asiimetrik: Jurnal Ilmiah Rekayasa & Inovasi Volume 3 Nomor 2 Tahun 2021
Publisher : Fakultas Teknik Universitas Pancasila

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35814/asiimetrik.v3i2.2164

Abstract

The current need for energy is many tools that use electrical energy as a source of energy from these tools, followed by the need for electrical energy in Indonesia, increasing every year. Currently, Indonesia is targeting to increase the role of new and renewable energy to maintain energy security and independence with a target of at least 23% in 2025 and 31% in 2050. The utilisation of wind energy converted into electrical energy by converting energy mechanical energy from the wind into kinetic energy in turbine blades to turn a generator that can produce electricity. This paper discusses the design of a wind power plant with a u-type Savonius turbine for a capacity of 100 W using the Pahl & Beitz method. The Savonius wind turbine designed has 3668 mm × 920 mm with galvanised steel plate material and shaft dimensions of 4310 mm × 20 mm using carbon steel material S-45 C. The average wind speed is around 4 m/s with a humidity of 30°C; if the turbine is arranged on the rotor with a suitable mechanism, it can produce a turbine rotational speed of 199.9889 rpm, a Savonius type U wind power plant designed for a capacity of 100 Watt.
Perancangan Burner untuk Reaktor Pirolisis Kapasitas 15 kg dengan Bahan Bakar Refuse Derived Fuel (RDF) dan Gas Muhammad Jamaluddin; Eka Maulana; Eddy Djatmiko
Jurnal Asiimetrik: Jurnal Ilmiah Rekayasa & Inovasi Volume 4 Nomor 1 Tahun 2022
Publisher : Fakultas Teknik Universitas Pancasila

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35814/asiimetrik.v4i1.2346

Abstract

This research has several problem formulations, namely how the design stages and what are the main parameters of the burner design for pyrolysis reactors with Refuse Derived Fuel (RDF) and gas fuel. Therefore, the purpose of this research is to produce a burner design for a pyrolysis reactor with Refuse Derived Fuel (RDF) and gas fuel. Burner is a tool that is used to react properly between the fuel and the oxidizing agent, so that the combustion process can occur. The use of a burner can also save fuel used during the combustion process. In this study, the design method used is the Pahl & Beitz method. There are 3 design variants where variant 1 gets a weighting result (2.9), variant 2 (3.7), and variant 3 (3.06). Based on the results of the weighting of the three variants, variant 3 becomes the chosen design which will then be carried out with detailed design and design analysis. From the analysis of the strength of the frame, the safety factor value is while the calorific value needed to burn Low Density Polyethylene (LDPE) plastic in the pyrolysis reactor is 9.3138 kJ/s.