Undergraduate Theses
Undergraduate Theses
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Pengaplikasian Sensor Suhu sebagai Sistem Kendali pada Alat Pendingin Biji Kopi setelah Proses Penyangraian
(Universitas Sumatera Utara, 2025)Coffee is a widely encountered commodity in Indonesia. The country ranks among the world's largest coffee-consuming nations. The cooling of coffee beans is intended to stop the continuation of the roasting process following ... -
Kajian Kondisi Kesehatan Sub Daerah Aliran Sungai (DAS) Bekala Berdasarkan Aspek Hidrologi
(Universitas Sumatera Utara, 2025)The health of Watershed (DAS) is greatly influenced by hydrological aspects, such as surface flow coefficient, maximum and minimum discharge, river regime coefficient, water yield, water use index (IPA), and water ... -
Kajian Laju Infiltrasi Beberapa Jenis Cairan pada Tanah Andosol
(Universitas Sumatera Utara, 2025)Infiltration was a crucial mechanism in the hydrological cycle, playing a significant role in groundwater recharge and flood risk reduction. The infiltration rate of liquids into the soil was influenced by the liquid’s ... -
Studi Dampak Variasi Suhu dan Waktu Pengeringan Mekanis terhadap Kualitas Biji Kakao
(Universitas Sumatera Utara, 2025)Drying is one of the important factors in cocoa bean processing, where drying must pay attention to temperature and humidity. This research aimed to evaluate the effect of temperature variation on moisture content, aroma, ... -
Analisis Limbah Kulit Buah-Buahan Menjadi Sumber Energi Listrik
(Universitas Sumatera Utara, 2025)The increasing need for electricity can also be seen from many remote villages that have not received electricity for 24 hours. Alternative electricity is environmentally friendly and renewable. The use of fruit peel waste ... -
Uji Kinerja Mesin Penggiling Tipe Disk Mill FFC 15 Dalam Pembuatan Tepung Beras
(Universitas Sumatera Utara, 2025)A common agricultural crop processed into various types of food is rice. Rice is often made into rice flour before being processed. This method, known as rice milling, uses specialized machines such as the FFC-15 disc mill. ... -
Pemetaan Daerah Resapan Air di Sub Daerah Aliran Sungai (DAS) Bekala
(Universitas Sumatera Utara, 2025)This research aimed to map the groundwater recharge areas in the Bekala Sub Watershed using Geographic Information System (GIS). The analysis was conducted based on four main parameters: rainfall, slope gradient, soil ... -
Pengaruh Interval Waktu Pemberian Air pada Tanah Aluvial terhadap Pertumbuhan Tanaman Tomat (Solanum lycopercium L. var servo)
(Universitas Sumatera Utara, 2025)Tomatoes are vegetable plants that are very sensitive to water shortages. Lack of water availability during the growth and development phase of plants will cause stress (stress) so that it is necessary to calculate the ... -
Rancang Bangun Sistem Pengendali Konsentrasi Nutrisi Hidroponik Deep Flow Technique (DFT) Tanaman Sawi Berbasis Internet of Things (IoT)
(Universitas Sumatera Utara, 2025)Hydroponic plant cultivation, particularly the DFT system, requires precise control of nutrient concentration, temperature, and pH levels in the solution to ensure optimal growth of Chinese cabbage plants. Currently, ... -
Uji Berbagai Variasi Diameter Pulley pada Mesin Peeler Kentang (Solanum tuberosum L.) Tipe Silinder
(Universitas Sumatera Utara, 2025)Potato commodities are widely used as basic ingredients for food processing which ultimately urges innovation from various tools and machines to support production. This cylindrical peeler machine is designed to peel ... -
Sistem Pemantauan Ph Suhu dan Kelembaban Udara pada Prototype Greenhouse Berbasis Internet of Things
(Universitas Sumatera Utara, 2025)Real-time monitoring of environmental parameters in greenhouses is crucial to support optimal plant growth. This study aims to design a prototype IoT- based system for monitoring air temperature, water temperature, air ... -
Kajian Persentase Sodium Hidroksida pada Campuran Limbah Padat Sawit terhadap Energi Listrik yang Dihasilkan dalam Pembuatan Bio-Baterai
(Universitas Sumatera Utara, 2025)The abundant palm solid waste as a by-product of the palm oil industry can be converted into alternative energy that is environmentally friendly, its composition contains cellulose, ash, lignin and hemicellulose. This ... -
Penggunaan Pasta Elektrolit Dari Pelepah Kelapa Sawit Dan Kulit Pisang Sebagai Bahan Pembuatan Bio-Baterai
(Universitas Sumatera Utara, 2025)Organic waste from oil palm fronds and banana peels can be converted into alternative energy that is solution-oriented and environmentally friendly. Oil palm frond waste and banana peels contain electrolytes that can be ... -
Rancang Bangun Alat Pengutip Brondolan Kelapa Sawit (Elaeis guineensis Jacq.) Mekanis
(Universitas Sumatera Utara, 2025)Oil palm loose fruit is a fruit grain that is separated from the main bunch because it is too ripe. The fruit comes off due to shaking during harvesting or transportation. This study aimed to produce a tool design and ... -
Kajian Salinitas terhadap Sifat Fisika Tanah Aluvial dan Pertumbuhan Tanaman Jagung Manis (Zea mays saccharata Sturt.) di Kabupaten Kapuas
(Universitas Sumatera Utara, 2025)Soil salinity is one of the main limiting factors in plant growth, especially in alluvial land in coastal areas and tidal swamps. This study aims to analyze the effect of salinity levels and physical properties of alluvial ... -
Life Cycle Assessment pada Industri Minyak Kelapa Sawit (Crude Palm Oil) di PT Perkebunan Nusantara IV Regional I Sei Silau
(Universitas Sumatera Utara, 2024)Oil palm plants (Elaeis guineensis Jacq.) are one of the leading commodities in Indonesia. Along with the high production of palm oil, environmental problems arise throughout the production process. The resources contained ... -
Kajian Kinerja Mesin Genset Berbahan Bakar Campuran Biogas-Pertalite
(Universitas Sumatera Utara, 2024)Energy plays an important role in supporting various human activities every day. One promising energy solution to reduce dependence on fossil fuels is biogas, which can be an environmentally friendly alternative. This ... -
Modifikasi Alat Pencetak Emping Sistem Pneumatik dengan Penambahan Tuas Penekan Manual
(Universitas Sumatera Utara, 2024)Melinjo is a garden plants that has a big potential to be achievment into emping emping melinjo. Emping melinjo are a snack with high nutritional value. Therefore, a machine is needed to optimize post-harvest processing. ... -
Analisis Klasterisasi Komoditas Tanaman Kelapa Sawit Menggunakan Metode K-Medoids di Kabupaten Labuhan Batu
(Universitas Sumatera Utara, 2024)Clustering analysis aims to group areas in Labuhanbatu Regency based on oil palm production using the K-Medoids algorithm, oil palm is one of the important commodities in the national plantation sector that plays a major ... -
Pengaruh Tingkat Waktu Pemberian Air dengan Irigasi Tetes pada Tanah Andosol Terhadap Produksi Tanaman Bayam (Amaranthus Sp)
(Universitas Sumatera Utara, 2025)BERTRAND WILLDANNI: The Effect of Water Application Time Level with Drip Irrigation on Andosol Soil on Spinach (Amaranthus Sp) Plant Production supervised by SUMONO.. Spinach is one of the vegetable plants that can grow ...
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