Undergraduate Theses
Undergraduate Theses
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Perancangan Pipa Kapiler dan Pemilihan Kompresor untuk Meningkatkan Coefficient of Performance (COP) Lemari Pendingin
(Universitas Sumatera Utara, 2025)The refrigeration system is a process of absorbing heat from a high temperature room and then transferring the heat to a certain medium that has a lower temperature and still maintains the temperature as needed. The ... -
Understanding The Behavior of Submarine Pipelines Crossing Canyons using Finite Element Analysis
(Universitas Sumatera Utara, 2025)This study investigates the design and structural behavior of a large-diameter (28 inch) submarine pipeline crossing an ultra-deep submarine canyon at a depth of 1500 meters. The research combines analytical design based ... -
Rancang Bangun Sistem AC Split dengan Integrasi Liquid Suction Heat Exchanger Menggunakan Refrigeran R290
(Universitas Sumatera Utara, 2025)Climate change and environmental regulations encourage the air conditioning sector to replace refrigerants with more environmentally friendly ones such as propane (R290), so increasing their efficiency is very important. ... -
Analisis Efektivitas Liquid Suction Heat Exchanger pada Performansi AC Split 0,5 PK Menggunakan Simulasi CFD
(Universitas Sumatera Utara, 2025)This study analyses the thermal effectiveness of Liquid Suction Heat Exchanger (LSHE) in a 0,5 PK split AC system with R-290 refrigerant using Computational Fluid Dynamics (CFD) simulation. The use of LSHE aims to improve ... -
Studi Eksperimental Perbandingan Performansi antara AC Split Standar dengan AC Split Penambahan Liquid Suction Heat Exchanger
(Universitas Sumatera Utara, 2025)The use of a heat exchanger in a cooling system is a method to improve the efficiency of an air conditioner. A liquid-suction heat exchanger (LSHE) is added to prevent wet compression by ensuring the refrigerant enters the ... -
Desain Pompa Sirkulasi Pembangkit Organic Rankine Cycle (ORC) dengan Fluida Kerja N-Pentana C5h12 dan Daya 500 Watt
(Universitas Sumatera Utara, 2025)This research focuses on the design of a circulation pump for an Organic Rankine Cycle (ORC) power generation system using n-pentane (C₅H₁₂) as the working fluid, with a target power output of 500 Watts. The study emphasizes ... -
Studi Perbandingan Kinerja Sistem Pengeringan Ikan Gabus Menggunakan Pompa Kalor Siklus Tertutup dan Terbuka
(Universitas Sumatera Utara, 2025)The snakehead fish is a type of fish that contains abundant albumin as a source of animal antioxidants. To obtain albumin extract, the meat of the snakehead fish will be processed using a drying method until it is produced ... -
Uji Performansi Mesin Diesel Stasioner Menggunakan Biodiesel Ampas Kopi pada Konsentrasi B15, B25, dan B35 dengan Variasi Beban
(Universitas Sumatera Utara, 2025)The increase in fuel consumption in recent years, along with population growth and the development of the transportation and industrial sectors, has led to a reduction in fossil fuel reserves and an increase in greenhouse ... -
Studi Eksperimental Kinerja Biopelumas Dengan Bahan Dasar Minyak Kelapa Sawit Dan Aloe Vera (60:40) Terhadap Sifat Tribologi Material Aluminium 6061 Melalui Pengujian Pin On Disk
(Universitas Sumatera Utara, 2025)The current use of petroleum-based lubricants has significant environmental impacts and relies on non-renewable resources, highlighting the need for more eco-friendly alternatives. This study aims to develop a biolubricant ... -
Analisis Kinerja Kampas Kopling Komposit Sepeda Motor Melalui Simulasi Berbasis Metode Elemen Hingga
(Universitas Sumatera Utara, 2025)This study aims to analyze the performance of composite motorcycle clutch pads using simulation based on the Finite Element Method (FEM). The composite material used consists of a polymer matrix combined with natural fibers ... -
Studi Sifat Mekanik Pembuatan Kampas Kopling Sepeda Motor Berbahan Campuran Serat Bambu, Serbuk Karbon dan Resin Epoxy
(Universitas Sumatera Utara, 2025)Clutch is a machine to connect two shafts at both ends with the aim of transmitting rotation from the engine. clutch as a machine element which is currently widely used in industrial machinery, motor vehicles and others. ... -
Rancang Bangun Alat Destilasi pada Proses Produksi Bioetanol dari Tandan Kosong Kelapa Sawit
(Universitas Sumatera Utara, 2025)The demand for biofuels, including bioethanol, continues to rise rapidly in line with the need for cleaner and renewable energy sources.Bioethanol is considered a promising alternative to replace fossil fuels due to its ... -
Simulasi Proses Pirolisis Batu Bara Untuk Produksi Bio Oil Pada Berbagai Variasi Temperatur Menggunakan Aspen Plus
(Universitas Sumatera Utara, 2025)This research aims to simulate the pyrolysis process of lignite in an effort to produce bio-oil using Aspen Plus software. The simulation was conducted at three temperature variations, namely 400°C, 500°C, and 600°C, to ... -
Studi Eksperimental Pengaruh Variasi Diameter Pipa Kapiler Terhadap Unjuk Kerja Mesin Pendingin 1 Pintu
(Universitas Sumatera Utara, 2025)In a refrigeration system, capillary pipes play a crucial role as an expansion device. This component, although simple in construction, has a significant influence on the overall performance of the refrigeration system. ... -
Uji Eksperimental Performansi Sudu Turbin Vortex dengan Variasi Jumlah Sudu Menggunakan Basin Kerucut
(Universitas Sumatera Utara, 2025)The Vortex Turbine is a type of renewable energy that utilizes the principle of vortex to generate mechanical energy from the kinetic energy of fluids (water or air). The Gravitation Water Vortex Turbine (GWVT) operates ... -
Desain Kondensor Tipe Shell And Tube Kapasitas 4,6 Kw Pada Sistem Pembangkit Organic Rankine Cycle (Orc) Dengan Fluida Kerja N-Pentane
(Universitas Sumatera Utara, 2025)This study designs a shell-and-tube condenser for a 4.6 kW Organic Rankine Cycle (ORC) system with n-pentane as the working fluid, complying with TEMA type AEL standards. The condenser operates with n-pentane vapor entering ... -
Analisis Emisi Dan Kinerja Mesin Otto Stasioner Pada Penggunaan Campuran Bahan Bakar Pirolisis Batu Bara Dan Pertalite
(Universitas Sumatera Utara, 2025)This study analyzes emissions and the performance of a stationary Otto engine using a fuel blend of coal pyrolysis oil (coal oil) and Pertalite as an alternative fuel. Coal oil, produced from coal pyrolysis, has a calorific ... -
Studi Eksperimental Analisa Pengereman Mobil Vios
(Universitas Sumatera Utara, 2025)This study evaluates the performance of the front disc brake system on a Toyota Vios through an experimental comparison of conditions before and after servicing (service brake). Tests were conducted at speeds of 10 km/h, ... -
Uji Eksperimental Performa Mesin Diesel Stasioner Dengan Bahan Bakar Campuran Biodiesel Ampas Kopi, Bahan Aditif, Dan Solar Pada Variasi Beban Dan Konsentrasi (B40, B50, B60)
(Universitas Sumatera Utara, 2025)This study aims to evaluate the performance of a stationary diesel engine using a blended fuel composed of coffee grounds-based biodiesel, Liqui Moly additive, and diesel. Tests were conducted at three blend concentrations—B40, ... -
Menentukan Koefisien Nilai A0,A1 dan K dari Perhitungan Fraksi Radiasi Menggunakan Metode Curve Fitting
(Universitas Sumatera Utara, 2025)Solar radiation is a key factor in solar energy calculations, essential for various applications, particularly in solar power generation systems. This study estimates the parameters a₀, a₁, and k used in the solar ...
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