Browsing Undergraduate Theses by Issue Date
Now showing items 1-20 of 1014
-
Studi Eksperimental Kinerja Lignin dari Tandan Kosong Kelapa Sawit sebagai Inhibitor Korosi pada Baja ST41 dalam Media H₂SO₄ 0,5 M
(Universitas Sumatera Utara, 2026)This experimental study was conducted to evaluate the effect of inhibitor concentration and immersion time on weight loss, corrosion rate, inhibition efficiency, and changes in surface roughness of low-carbon steel ST41. ... -
Pengaruh Lignin Hasil Ekstraksi dari Tandan Kosong Kelapa Sawit (TKKS) sebagai Green Inhibitor Korosi terhadap Baja ST 41 dalam Media Asam Sulfat
(Universitas Sumatera Utara, 2026)This research was conducted to investigate the effect of inhibitor concentration and immersion time on weight loss, corrosion rate, inhibition efficiency, and surface roughness variation of low-carbon steel ST 41. The study ... -
Rancang Bangun Cold Storage Hortikultura Menggunakan AC Split 1 PK
(Universitas Sumatera Utara, 2026)Cold storage is a low-temperature storage system that is widely used to maintain product quality by inhibiting the rate of quality decline. In the field of Mechanical Engineering, the study of refrigeration system performance ... -
Simulasi Distribusi Temperatur pada Cold Storage Hortikultura Menggunakan AC Split 1 PK dengan Software Ansys
(Universitas Sumatera Utara, 2026)This study aims to analyze the temperature distribution in a horticultural cold storage system that uses a 1 PK split air conditioner as the main cooling source. The simulation was conducted using ANSYS software to model ... -
Analisa Performansi Cold Storage Hortikultura Menggunakan Air Conditioner Split 1 PK
(Universitas Sumatera Utara, 2026)This study aims to analyze the performance of a horticultural cold storage system using a 1 PK split air conditioner (AC) as a more economical cooling alternative. The experiment was conducted at the Refrigeration ... -
ANALISA PERFORMANSI COLD STORAGE HORTIKULTURA MENGGUNAKAN AIR CONDITIONER SPLIT 1 PK
(Universitas Sumatera Utara, 2026)This study aims to analyze the performance of a horticultural cold storage system using a 1 PK split air conditioner (AC) as a more economical cooling alternative. The experiment was conducted at the Refrigeration ... -
Studi Eksperimental Sifat Mekanik Statik dan Pola Retakan Beton dengan Diperkuat Abu Cangkang Sawit dan Fly ash
(Universitas Sumatera Utara, 2026)Cement production significantly contributes to global carbon emissions, necessitating eco-friendly material innovations utilizing industrial waste. This study aims to analyze the effect of partial cement substitution using ... -
Karakterisasi Sifat Mekanik Statik dan Pola Retakan Beton dengan Diperkuat Abu Cangkang Sawit dan Fly Ash
(Universitas Sumatera Utara, 2026)The utilization of Fly Ash and Palm Oil Fuel Ash (POFA) as alternative constituent materials for mortar represents a strategic solution to support sustainable construction concepts. This study aims to analyze the effects ... -
Analisa Karakteristik Pembakaran pada Mesin Stasioner Berbahan Bakar Campuran Bensin Pirolisis dengan Pertalite
(Universitas Sumatera Utara, 2026)The utilization of plastic waste through the pyrolysis process into alternative fuel is one of the solutions to address the fossil fuel energy crisis and environmental problems caused by plastic waste. This study aims ... -
Studi Produksi Bahan Bakar Bensin dari Sampah Plastik
(Universitas Sumatera Utara, 2026)Plastic waste is an increasingly serious environmental problem that requires sustainable solutions. One promising method to address this issue is pyrolysis, which is a thermal conversion process that transforms plastic ... -
Pengaruh Penambahan Zat Aditif Anti Smoke Terhadap Performa Dan Emisi Buang Mesin Diesel
(Universitas Sumatera Utara, 2025-07-15)Rapid technological development and growth in the transportation sector have increased energy demand, where diesel engines are the primary choice due to their high thermal efficiency. However, the use of diesel engines ... -
Analisis Eksperimental Pengaruh Variasi Head Terhadap Efisiensi Pump As Turbine (Pat)
(Universitas Sumatera Utara, 2025-07-08)The utilization of renewable energy is a crucial solution in addressing energy crises and climate change. One promising alternative technology is the use of pumps as turbines (PAT), which offers low-cost and easy-to-install ... -
Studi Eksperimental Evaluasi Karakteristik Operasional Pompa Yang Digunakan Sebagai Turbin Dengan Pembebanan Elektrik
(Universitas Sumatera Utara, 2025-07-08)The growing demand for electricity has driven the development of efficient and economical alternative energy sources. One emerging technology is the use of pumps operating in reverse as turbines (Pump as Turbine/PAT), ... -
Studi Eksperimental Pengaruh Ketinggian Sistem Pendingin Pasif Termosifon Fotovoltaik Terhadap Permukaan Air Untuk Meningkatkan Efisiensi Fotovoltaik Terapung
(Universitas Sumatera Utara, 2025)Increasing temperature in floating photovoltaics (FPV) leads to a decrease in PV efficiency. Several thermosyphon passive cooling performances have been put forward by researchers. including the performance of the natural ... -
Studi Perbandingan Performa dan Analisis Ekonomi Panel Surya Terapung dengan Pendingin Termosifon dan Tanpa Pendingin Terhadap Panel Surya Konvensional
(Universitas Sumatera Utara, 2025)Solar energy is a renewable energy source with great potential. However, land constraints hinder the implementation of conventional PV, so floating PV was developed as a solution. In floating PV, the PV structure is ... -
Pengaruh Penambahan Elemen (Al/CNT) terhadap Sifat Mekanis dan Struktur Mikro Paduan (Fe/Cu) dengan Metode Metalurgi Serbuk
(Universitas Sumatera Utara, 2025)Powder metallurgy is a manufacturing method that allows the production of materials with superior mechanical properties and homogeneous microstructure through the process of mixing, pressing, and sintering metal powders. ... -
Pengaruh Temperatur Austenisasi Terhadap Sifat Mekanis dan Struktur Mikro Paduan (FeCu)–1.5(AlCNT) Dengan Metode Metalurgi Serbuk
(Universitas Sumatera Utara, 2025)(FeCu)-(AlCNT) alloy made by powder metallurgy is a combined alloy in order to obtain good mechanical properties and can be further improved mechanical properties by heat treatment process. Hardening is a heat treatment ... -
Pengaruh Jumlah Tube Kondensor Bertipe Shell And Tube terhadap Kuantitas Minyak pada Pyrolisis Waste Plastic
(Universitas Sumatera Utara, 2025)This study investigates the effect of the number of tubes in a shell-and-tube condenser on the quantity of oil produced from the pyrolysis of plastic waste. The primary objective is to analyze the variations in the ... -
Analisis dan Desain Kondensor untuk Vapor Recovery Unit pada Tangki Penyimpanan Bahan Bakar Menggunakan Simulasi Aspen Plus
(Universitas Sumatera Utara, 2025)Currently, human civilization is undergoing a transition toward the use of renewable energy. However, fossil fuels, particularly petroleum, remain the primary energy source worldwide. The global dependence on petroleum ... -
Analisis Besar Penyerapan Energi pada Crash Box dalam Pembebanan Drop Weight Test
(Universitas Sumatera Utara, 2025)This research aims to analyze the amount of energy absorption in the crash box under drop weight test loading through numerical simulations based on the finite element method. A crash box is a passive safety component in ...