Department of Mechanical Engineering: Recent submissions
Now showing items 241-260 of 1039
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Analisis Heat Loss pada Air Preheater dan pengaruh terhadap Efisiensi Boiler Circulating Fluidized Bed (Cfb)
(Universitas Sumatera Utara, 2023)A tubular air preheater plays an important role to increase the efficiency of circulating fluidized bed (CFB) boiler. But after several years of operation, in Tenayan Steam Power Plant there was a leak in the air preheater. ... -
Analisa Kegagalan pada Pipa Superheater Boiler dengan Pengujian Sifat Mekanis dan Pengujian Laju Korosi
(Universitas Sumatera Utara, 2023)Superheater is a subcritical boiler component that functions to reheat saturated steam at constant working pressure so that it becomes saturated steam. This study aims to (1) analyze failures in superheaters, (2) test ... -
178f dengan Variasi Bahan Bakar Bio Solar, Dexlite dan Pertamina Dex
(Universitas Sumatera Utara, 2023)Worldwide consumption of petroleum and other liquids has increased from 93.81 million barrels per day (in 2015) to 96.78 million barrels per day (2017).With the condition that the availability of fossil energy is dwindling, ... -
Analisa Kegagalan dan Proses Heat Treatment Pisau Digester Pengolahan Minyak Kelapa Sawit dengan Pengujian Sifat Mekanis
(Universitas Sumatera Utara, 2023)Digester is a machine in a palm oil mill where the machine functions to pulverize palm fruit using a digester knife. This study aims to (1) analyze the failure of problems that occur in digester knives, (2) test the ... -
Analisa Beban Pendingin Ruangan Uji Pada Sistem Alat Penukar Kalor Udara Tanah Rangkaian Pipa Seri
(Universitas Sumatera Utara, 2023)Currently, the development of the era has done many methods to save energy on this earth. One of them is passive cooling treatment in a room. The method used in this experiment is to use a solar collector and EAHE (Earth ... -
Kajian Karakteristik Struktur Drive RIB pada Komponen Sayap Pesawat Terbang dengan Metode Komputasional Dinamika Fluida
(Universitas Sumatera Utara, 2023)Ribs on aircraft wing components function to hold and distribute the force received by the aircraft wing evenly. When assembling aircraft wing components, the drive rib will be fixed-supported on the spar, so the drive rib ... -
Karakteristik Bahan Komposit High Density Polyethylene yang Diperkuat Serat Pendek Fiberglass untuk Pipa Air Dingin Ocean Thermal Energy Conversion (OTEC)
(Universitas Sumatera Utara, 2023)Ocean thermal energy conversion (OTEC) is a new energy source for the future that is clean and environmentally friendly with zero emissions. It is very potential to be developed in Indonesia which is located on the equator, ... -
Kinerja Sistem Solar Still dengan Menggunakan Cangkang Kelapa Sawit
(Universitas Sumatera Utara, 2023)The shortage of fresh water is increasing with the rapid growth of human population, industry and environmental pollution. This water scarcity can be overcome by using a solar still to convert sea water into fresh water. ... -
Rancang Bangun Steam Methane Reformer untuk Produksi Syngas Kaya Akan Hidrogen dari Syngas Hasil Pirolisis Biomassa Tempurung Kelapa Kapasitas 10 Kg
(Universitas Sumatera Utara, 2022)A reliable, efficient energy supply system, reducing greenhouse emissions, minimizing global warming and not damaging the environment is the goal of energy use. Most domestic industries and activities depend on fossil ... -
Minyak Pirolisis Limbah Plastik (Waste Plastic Pyrolisis Oil) sebagai Aditif Biodiesel Minyak Jelantah (Waste Cooking Oil)
(Universitas Sumatera Utara, 2023)The depletion of petroleum reserves due to burning and its increasing demand, environmental pollution due to plastic waste, and solutions for utilizing used cooking oil waste have the potential to carry out research and ... -
Optimasi Panjang Pipa pada Pemanas Air Tenaga Surya untuk Memanaskan 130 Liter Air dengan Menggunakan Metode Numerik dan Eksperimental
(Universitas Sumatera Utara, 2023)Solar radiation that reaches the earth's surface can be collected to be converted into useful heat energy with the help of a solar collector. Research has been carried out to improve the performance of solar collectors, ... -
Karakteristik Pembakaran Bersama (Co-Firing) Batu Bara dan Serat Kelapa Sawit terhadap Pembentukan Slagging
(Universitas Sumatera Utara, 2022)Indonesia's energy needs are dominated by the use of fossil fuels whose energy is non-renewable and the process of its formation takes millions of years. The decreasing reserves of fossil energy on earth, especially in ... -
Perancangan dan Pembuatan Pulley Material Alluminium Alloy dengan Metode Vertical Centrifugal Casting
(Universitas Sumatera Utara, 2023)This research was conducted to design and manufacture pulley prints used for vertical centrifugal laboratory-scale casting. The cor products are made of pulleys made of aluminum with variations of Si of 20%, 25%, and ... -
Studi Eksperimental Pengaruh Jarak Tempuh Roda terhadap Perilaku Keseimbangan Roda Mobil pada Proses Balancing
(Universitas Sumatera Utara, 2022)Technological advances that have penetrated the automotive world encourage humans to always study science and technology. Especially on the wheels and tires. The wheel system if not balanced can pose a danger in driving. ... -
Studi Eksperimental Pengaruh Variasi Campuran Si terhadap Sifat Mekanis dan Mikrostruktur Alumunium Menggunakan Horizontal Centrifugal Casting
(Universitas Sumatera Utara, 2023)The problem that local aluminum cylinder casting craftsmen often face is the number of casting defects caused by the gravity casting methods that are still used in the casting process. Various maximum developments have ... -
Optimasi Parameter Proses pada 3D Printer Jenis FDM terhadap Kualitas Cetak dengan Bahan PLA+ Menggunakan Metode Taguchi dan PCR-Topsis
(Universitas Sumatera Utara, 2023)3D printing technology is one of the additive manufacturing processes that is starting to be widely used in Indonesia today. This technology's ability to create various forms of design into three-dimensional visuals makes ... -
Pengaturan PID (Proportional, Integral and Derivative) terhadap Suhu Hotend pada Mesin 3D Printer Anet ET4 Plus Menggunakan Material PLA+
(Universitas Sumatera Utara, 2023)3D printing technology is one of the additive manufacturing processes that is starting to be widely used in Indonesia today. This technology's ability to create various forms of design into three-dimensional visuals makes ... -
Pengaruh Cu-Sn Heat Exchanger Shell and Tube terhadap Tekanan Uap pada Pembangkit Listrik Tenaga Konversi Energi Panas Laut (OTEC)
(Universitas Sumatera Utara, 2023)The OTEC case study with a plate heat exchanger measuring 50 mm wide x 1500 mm long titanium material previously managed to show its excellent corrosion resistance performance with an overall heat transfer coefficient ... -
Studi Pengaruh Penambahan Silikon Karbida (SiC) pada Paduan Al-Cu-Mg terhadap Sifat Mekanis dan Struktur Mikro dengan Metode Metalurgi Serbuk
(Universitas Sumatera Utara, 2023)Materials science and technology is the application of technology regarding the relationship between metal composition and processing, with properties and uses that are in accordance with existing needs and demands. Aluminums ... -
Pengaruh Artificial Aging terhadap Struktur Mikro dan Sifat Mekanik Komposit Al-4,5Cu-0,5Mg-2SiC dengan Proses Metalurgi Serbuk
(Universitas Sumatera Utara, 2023)Aluminum in the form of an alloy is a type of aluminum that is used quite a lot today. All types of aluminum alloys contain two or more chemical elements that can affect the mechanical properties of the alloy. In this ...