Undergraduate Theses

Uji Berbagai Variasi Diameter Pulley pada Mesin Peeler Kentang (Solanum tuberosum L.) Tipe Silinder

Mahirah, Khairunnisa (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

Karo-karo, Agia Frasetya (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

Napitupulu, Romauli Br (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

Siboro, Adriel (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

Bangun, Vina Estetica Br (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

Puteri, Vinenchya Maura (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

Hutabarat, Tiara Ezralina (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

Nio, Endy (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

Sihombing, Gabriel (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

Siregar, Isika Romaito (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)

Willdanni, Bertrand (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 ...

Uji Ruang Penyimpan Sistem Refrigerasi Absorpsi pada Beberapa Bahan Pertanian

Taufik, Ahmad (Universitas Sumatera Utara, 2024)

Agricultural materials are susceptible to damage. To reduce the risk of damage, action needs to be taken, one of which is the storage process. Transportation is ongoing storage, because shrinkage often occurs during ...

Kajian Variasi Penambahan Limbah Kotoran Burung Puyuh pada Limbah Kotoran Sapi dan Sayuran terhadap Produksi Biogas yang Dihasilkan

Panggabean, Rahman Dahlan (Universitas Sumatera Utara, 2024)

Energy serves as a vital necessity for every individual globally, with the majority of personal actions revolving around its utilization. Nonetheless, the reserves of current energy sources are diminishing with time and ...

Kajian Variasi Sudut Kemiringan (Slope) Panel Surya terhadap Lama Pengisian Baterai VRLA (Valve Regulated Lead Acid) pada Alat Penyemprot Punggung (Knapsack Sprayer) Elektrik

Herdiansyah, Helmi (Universitas Sumatera Utara, 2024)

Solar panels are used to convert sunlight energy into electrical energy that can be used to charge VRLA (Valve Regulated Lead Acid) batteries the electric back sprayer is designed using several tools including 20 Wp ...

Prediksi Erosi Daerah Aliran Sungai Batang Kuis dengan Metode Universal Soil Loss Equation (USLE) Menggunakan Sistem Informasi Geografis

Arifin, Deny (Universitas Sumatera Utara, 2025)

The Batang Kuis Watershed has a high potential for erosion; therefore, this study investigates the causes of erosion by calculating the erosion rate in the Batang Kuis Watershed. This research aims to obtain the predicted ...