Faculty of Engineering: Recent submissions
Now showing items 41-60 of 10124
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Pengaruh Faktor Motivasi Kerja terhadap Kinerja Tukang pada Proyek Revitalisasi Lapangan Merdeka Medan (Multi Years)
(Universitas Sumatera Utara, 2026)The Merdeka Square Revitalization Project is a development project for open spaces and MSME buildings with large capacity. The construction project heavily depends on human resources, especially skilled laborers as on-site ... -
Prarancangan Pabrik Pembuatan n-Butil Asetat dari Asam Asetat dan Butanol dengan Kapasitas 14.000 Ton/Tahun
(Universitas Sumatera Utara, 2025)The production of n-Butyl Acetate from acetic acid and butanol is carried out through an esterification reaction under operating conditions of 90°C and 1 atm pressure in a stirred tank reactor. The n-Butyl Acetate plant ... -
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 ... -
Kajian Efektivitas Penggunaan Kasgot dalam Penyerapan Tembaga (Cu) dan Seng (Zn) pada Tanah Perkebunan Kopi
(Universitas Sumatera Utara, 2025)Heavy metal contamination of coffee plantation soil is an environmental problem resulting from the long-term use of pesticides and inorganic fertilizers. Initial soil test results showed copper (Cu) levels of 0.256 mg/kg ... -
Perencanaan Dinding Penahan Tanah Tipe Kantilever Alternatif 1 Tinggi 4 Meter sebagai Penanggulangan Kelongsoran dengan Metode Analitis dan Program Plaxis 2D (Studi Kasus: Perkebunan Nusantara, Sumatera Utara)
(Universitas Sumatera Utara, 2026)Landslides frequently occur in Indonesia due to various factors, including geological and topographical conditions, high rainfall, volcanic activity, and soil types prone to failure. Landslides can damage infrastructure ... -
Perencanaan Struktur Dinding Penahan Tanah Tipe Kantilever dengan Perkuatan Boredpile Diameter 60 Cm sebagai Alternatif untuk Menanggulangi Longsor dengan Menggunakan Program Plaxis 2d (Studi Kasus: Perkebunan Nusantara, Sumatera Utara)
(Universitas Sumatera Utara, 2026)Landslides are one of the most frequent geotechnical disasters in Indonesia, often causing significant losses in terms of infrastructure and economy. They are triggered by various factors such as geological conditions, ... -
Pengembangan Model Revenue Sharing Rantai Pasok Karet
(Universitas Sumatera Utara, 2025)Fluktuasi harga global, ketidakpastian pasokan, serta ketimpangan pendapatan antar pelaku menjadi tantangan utama dalam rantai pasok karet di Indonesia. Penelitian ini bertujuan untuk mengembangkan Model Adaptive Revenue ... -
Analisis Perbandingan Pendingin Aktif Panel Surya Berbasis Thermoelectric (Peltier Effect) dan Water Cooling Blocks
(Universitas Sumatera Utara, 2025)An increase in the surface temperature of solar panels can reduce the efficiency of electrical energy conversion. This study aims to compare the performance of solar panels without cooling systems and solar panels using ... -
Analisis Perbandingan Performa Thermal dan Efisiensi Panel Surya Menggunakan Berbagai Desain Pendingin Pasif Heatsink dan Vortex Generator
(Universitas Sumatera Utara, 2025)Temperature can affect the efficiency of solar panels. The use of passive cooling on solar panels can increase their productivity by lowering the panel temperature. Therefore, an experimental study was conducted by comparing ... -
Peningkatan Efisiensi Energi pada Gokart Listrik Melalui Penerapan Sistem Pengereman Regeneratif
(Universitas Sumatera Utara, 2025)This study aims to analyze the improvement of energy efficiency in an electric go- kart through the implementation of a regenerative braking system. In conventional braking systems, the kinetic energy of the vehicle during ... -
Analisis Bioakumulasi Logam Berat Timbal (Pb) pada Ikan Nila (Oreochromis niloticus) di Danau Siombak
(Universitas Sumatera Utara, 2026)Lead (Pb) is a toxic heavy metal that is persistent and capable of accumulating in aquatic organisms through bioconcentration and biomagnification processes. This study aimed to analyze Pb concentrations in Nile tilapia ... -
Pengembangan Sistem Pendukung untuk Pemeliharaan Turbin Uap Satu Tingkat Baris Ganda
(Universitas Sumatera Utara, 2025)This study aims to develop a supporting system for a series of maintenance processes in the form of web-based applications. By applying root cause analysis alongside failure analysis stages, which encompass availability ... -
Evaluasi Komparatif Efektivitas Konsorsium Mikroorganisme Dalam Pengolahan Air Limbah Domestik
(Universitas Sumatera Utara, 2025)Population growth and increased domestic activities in Indonesia have led to a significant rise in water pollution loads, with approximately 85% originating from domestic wastewater. Although the Indonesian Ministry of ... -
Studi Sebaran Cemaran Air Limbah Domestik dari Tangki Septik pada Jenis Tanah Andosol
(Universitas Sumatera Utara, 2026)The current increasing population growth will increase development, especially residential development. Population growth leads to surface and groundwater pollution due to limited sanitation and domestic waste management. ... -
Analisis Sistem Distribusi Air Bersih di Desa Kolam Kecamatan Percut Sei Tuan Kabupaten Deli Serdang Menggunakan Software Epanet 2.0
(Universitas Sumatera Utara, 2025)Clean water distribution systems play a crucial role in ensuring equitable water availability for communities. Desa Kolam, located in Percut Sei Tuan District, Deli Serdang Regency, relies on groundwater sources from bore ... -
Analisis Tingkat Risiko Bencana Tanah Longsor Berbasis Sistem Informasi Geografis di Kecamatan Girsang Sipangan Bolon Kabupaten Simalungun
(Universitas Sumatera Utara, 2025)Analysis Of Landslide Risk Levels Based On Geographic Information Systems In The Girsang Sipangan Bolon Subdistrict Of Simalungun Regency The Girsang Sipangan Bolon sub-district has topographical characteristics that ... -
Studi Sebaran Cemaran Air Limbah Domestik dari Tangki Septik pada Jenis Tanah Andosol
(Universitas Sumatera Utara, 2026)The current increasing population growth will increase development, especially residential development. Population growth leads to surface and groundwater pollution due to limited sanitation and domestic waste management. ... -
Perancangan Kompor Biomassa untuk Meningkatkan Efisiensi Kalor dan Konversi Energi Listrik dengan Thermoelectric Generator (TEG) pada Industri Tahu Skala Kecil
(Universitas Sumatera Utara, 2025)Small-scale tofu industries in Harianja Village, North Tapanuli Regency, still rely on The small-scale tofu industry UD Hasibuan in Harianja Village, North Tapanuli Regency, still uses a traditional stove with low thermal ... -
Analisis Stakeholder terhadap Keberhasilan Proyek Konstruksi pada Proyek Pembangunan Rest Area Tol Tebing Tinggi-Indrapura Zona A
(Universitas Sumatera Utara, 2025)The construction project of the Tebing Tinggi-Indrapura Toll Road Rest Area Zone A, valued at Rp209,026,536,000, faces various challenges, including stakeholders who are often not maximally supportive of project success ...