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OPTIMASI PAPARAN OZON BERBASIS DIELECTRIC BARRIER DISCHARGE UNTUK MEMINIMALKA…
This study aims to optimize ozone exposure based on Dielectric Barrier Discharge (DBD) to extend the shelf life and maintain the textural quality of postharvest tomatoes. The DBD system was designed using a coaxial configuration with voltage variations ranging from 3.5 to 6.5 kV to determine the most efficient ozone concentration. Measurements using an ozone analyzer indicated that a voltage of…
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- xix, 119 hlm.; ilus.; tab.; 29 cm.
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- T1870082025
ANALISIS TEGANGAN TEMBUS PADA CAMPURAN JATROPHA OIL DAN COTTON SEED OIL SEBAG…
This research aims to analyze the breakdown voltage of a mixture of Jatropha Oil and Cotton Seed Oil as an alternative insulating fluid for transformers. The study investigates the effect of different mixing ratios on the dielectric characteristics of the oil and determines the optimum composition with the highest breakdown voltage. The testing procedure followed the IEC-60156 standard using a …
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- xx, 95 hlm.; ilus.; tab.; 29 cm.
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- T1869772025
ANALISIS PENAMBAHAN NANOPARTIKEL ZINC OXIDE (ZnO), ALUMINIUM OXIDE (Al2O3), D…
This study aims to analyze the effect of addition of ZnO, Al2O3, and TiO2 nanoparticles on breakdown voltage values. The test was conducted on soybean oil samples with varying concentrations of 0,1, 0,2, 0,3, and 0,4 wt% of each nanoparticles, as well as pure soybean oil to observe the effect of adding ZnO, Al2O3, and TiO2 nanoparticles. This test used ∅ 13 mm sphere electrode system with a 2…
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- xxi, 123 hlm.; ilus.; tab.; 29 cm.
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- T1869702025
PENGARUH KONSENTRASI PENGISI MAGNESIUM OXIDE DAN ZINC OXIDE TERHADAP NILAI TE…
This research investigates the enhancement of PDIV and Breakdown Voltage in Epoxy Resin insulation material filled with MgO and ZnO at concentrations of 1 wt%, 2 wt%, 3 wt , 3,5wt% and 4 wt%. Testing was performed using a needle-plane electrode with a 1 mm gap, and AC voltage was ramped up at 100 V/s for PDIV and 1 kV/s for . Test results showed that adding MgO and ZnO improved insulation perfo…
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- xx, 106 hlm.; ilus.; tab.; 29 cm.
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- T1870062025
EFEKTIVITAS PENGGUNAAN GENERATOR OZON DENGAN METODE DIELECTRIC BARRIER DISCHA…
This study examines the effectiveness of an ozone generator based on the Dielectric Barrier Discharge (DBD) method with a rod–spiral electrode configuration in inhibiting the decomposition of red chili peppers. The rod–spiral electrodes are made of aluminum with an inter‑spiral gap of 1 mm. The applied voltage was varied within the range of 3.5–6.5 kV AC with oxygen supplied as the plas…
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- xxi, 110 hlm.; ilus.; tab.; 29 cm.
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- T1869912025
KARAKTERISTIK DIELEKTRIK ISOLASI KERTAS KRAFT YANG DIIMPREGNASI MINYAK KANOLA…
Partial Discharge Inception Voltage (PDIV) and Breakdown Voltage (BDV) characteristics of kraft paper insulation impregnated with canola oil containing ZnO (zinc oxide) nanofluid, under variations in multilayer configuration and impregnation time. The purpose of this research is to analyze the influence of ZnO nanoparticle concentration and multilayer structure on the dielectric performance of …
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- xx, 114 hlm.; ilus.; tab.; 29 cm.
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- T1869642025
ANALISIS SIFAT DIELEKTRIK PADA MATERIAL ISOLASI EPOXY RESIN BERPENGISI SILICO…
This paper aims to analyze the effect of adding silicone dioxide (SiO₂) as a filler on the dielectric properties of epoxy resin. The samples were prepared using Bisphenol A–Epichlorohydrin epoxy resin with SiO₂ filler concentrations of 1; 2; 3; 4; 5 wt%. The tests were conducted using a plate-plate electrode system at a frequency of 50 Hz to measure the relative permittivity, dissipation …
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- xx, 106 hlm.; ilus.; tab.; 29 cm.
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- T1869892025
KARAKTERISTIK DIELEKTRIK PADA BLENDED OIL BERBASIS MINYAK NABATI SEBAGAI ALTE…
This study aims to analyze the dielectric characteristics of blended vegetable oils as an alternative liquid insulation to replace mineral oil in power transformers. The samples used were canola oil (CO), rice bran oil (RBO), and groundnut oil (GO), blended at ratios of 20:80, 40:60, and 50:50 for both RBO:CO and GO:CO mixtures. The dielectric dissipation factor (tan δ) and breakdown voltage w…
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- xxi, 110 hlm.; ilus.; tab.; 29 cm.
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- T1869872025
PERANCANGAN VOUCHER DIGITAL BERBASIS APLIKASI MOBILE ANDROID MENGGUNAKAN FRAM…
This research aims to develop a digital voucher application that can be used by business actors to create, change, use and monitor digital vouchers flexibly and efficiently for business actors who do not yet have an online shop. The method used in this research is the Devops method. This research begins with the planning stage which involves identifying the needs and objectives of the applicati…
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- xiv, 79 hlm.; ilus.; 29 cm
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- T1509492024
PERANCANGAN SISTEM PEMANTAUAN MOBILE ROBOT BERBASIS GRAPHICAL USER INTERFACE …
Currently, the operation of mobile robots faces major challenges due to the absence of an adequate monitoring system. This results in the inability to monitor the position and operational status of mobile robots in realtime, potentially reducing operational efficiency and effectiveness. This research aims to design and develop a monitoring system capable of tracking the position and operational…
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- xiv, 165 hlm.; ilus.; 29 cm
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- T1592432024
ANALISA KEANDALAN SISTEM PENYULANG KEDIRI BERDASARKAN INDEKS KEANDALAN DAN TA…
As the demand for electrical energy increases and the number of consumers increases, the level of continuity of the electrical power supplied needs to be considered. When an outage occurs, some kWh is not received by consumers so that it is not paid. The research was conducted at PT PLN Rayon Ampera Palembang with the section technique method and the calculation of the realization value. From t…
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- xvii, 82 hlm.; ilus.; 29 cm
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- T1504592024
MODEL DAN ANALISIS COOLING TECHNIQUE MENGGUNAKAN DC FAN DAN PERFORATED ALUMIN…
This study discusses the model and analysis of cooling techniques on a 50 WP polycrystalline solar panel using a DC fan and perforated aluminum plate. The main objective of this research is to improve the efficiency of solar panels by reducing the operational temperature caused by solar radiation. The research methods include the use of a solar panel without cooling, a solar panel with DC fan c…
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- xv, 42 hlm.; ilus.; 29 cm
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- T1499212024
EVALUASI KOORDINASI SISTEM PROTEKSI OVER CURRENT RELAY DAN GROUND FAULT RELAY…
In the power system of the Bukit Siguntang Substation, specifically on the Rusa feeder, there is a protection system consisting of an Overcurrent Relay and a Groundfault Relay. Therefore, research was conducted on the evaluation of the coordination settings of the OCR and GFR protection system to maximize the performance of a selective and reliable protection system. Based on the value of the i…
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- xv, 103 hlm.; ilus.; tab.; 29 cm.
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- T1866312025
ANALISA SISTEM SUPLAI ENERGI LISTRIK DITINJAU DARI KEANDALAN SISTEM GENERATOR…
Pada tugas akhir ini bertujuan untuk menganalisa keandalan suatu sistem tenaga listrik pada pusat pembangkit di PT. Pertamina EP Prabumulih. Suplai listrik PT Pertamina EP area Prabumulih semua berasal dari Pembangkit Listrik Tenaga Gas di Talang Jimar yang terdiri dari 11 genset dengan keluaran 6,6 KV, dengan kapasitas 4 x 910 kW dan 7 x 975 kfV. Dalam operasinya, power plant talang jimar meng…
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- ix, v-1 hlm. : ilus. ; tab. ; 28 cm
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- T1696952014
APLIKASI RFID PADA PALANG PARKIR OTOMATIS
Untuk mengurangi pencurian kendaraan bermotor roda dua pada lahan parkir di tempat-tempat umum, maka pada tugas akhir ini dibuatlah sebuah sistem palang parkir otomatis dengan menggunakan Radio Frequency IDentification (RFID). RFID akan mengirimkan kode unik ke Personal Computer yang didalamnya terdapat Software VisualBasic 6.0 untuk diolah dan dicocokkan datanya dengan Database yang kemudian a…
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- xi, v-1 hlm. : ilus. ; tab. ; 28 cm
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- T1696832014
ANALISA STARTING MOTOR 1400 kW, 6 KUTUB, 980 RPM TERHADAP SISTEM TEGANGAN 6,6…
Dalam pengoperasian Motor Induksi dengan metode starting langsung pada saat melakukan start arus motor empat sampai tujuh kali dari arus nominal atau momen awalnya sering terlampau kecil yang tentunya akan mempengaruhi jatuh tegangan. Pada motor ZM-2051-1 arus awal mencapai lima kali dari arus normal. Hal ini menunjukan bahwa arus pada kondisi saat starting motor cukup besar sehingga, menyebabk…
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- xi, vi.2 hlm. : ilus. ; tab. ; 28 cm
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- T1696812014
ANALISA PEMANTAUAN FREKUENSI RADIO LINK BTS SELULER PT.INDOSAT DI BALAI MONIT…
Analisa ini bertujuan untuk dapat mengetahui ukuran frekuensi link BTS seluler dan mngetahui cara pencegahan terjadinya penggunaan frekuensi illegal dan saling mengganggu.Analisa dilakukan di Balai Monitor Spektrum Frekuensi Kelas II Palembang jalan macan kumbang no.50 Palembang pada tahun 2012.Subjek analisa adalah 8 pengukuran parameter teknis pada BTS yang ada di kota Palembang.Metode yang d…
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- xi, 44 hlm. : ilus. ;tab. ; 28 cm
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- T1700882014
PENGEMBANGAN USER INTERFACE DAN USER EXPERIENCE WEBSITE UNSRI.AC.ID PADA BAGI…
Using the website is one way to carry out the communication process with the University. A university website is a depiction of a university because the website contains information about academics, faculties and programs offered, and other important things. Sriwijaya University as one of the universities in South Sumatra certainly has an official university website, namely unsri.ac.id which is…
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- xiv, 76 hlm.; ilus.; 29 cm
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- T1510142024
OPTIMISASI PERENCANAAN RUTE KENDARAAN LISTRIK OTONOM MENGGUNAKAN ALGORITMA AN…
Autonomous vehicles are an innovation of vehicles that are able to operate themselves without human intervention. One of the most important aspects of research in the field of autonomous vehicles is route planning. This research aims to build the closest route planning system using ant colony optimization algorithm. This research begins by collecting coordinate data through the google maps appl…
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- xvii, 128 hlm.; ilus.; 29 cm
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- T1510682024
KARAKTERISTIK RETURN STROKE SAMBARAN PETIR NEGATIF AWAN KE TANAH DARI BADAI P…
There has been a great deal of research done on the characteristics of return strokes on negative CG-flashes, primarily using parallel-plate antennas integrated with buffer circuits (slow-field and fast-field). These observations will identify lightning data from lightning storms occurring in the Palembang observation area. Thus, the goal of this study is to monitor the tropical strom's Return …
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- xv, 42 hlm.; ilus.; 29 cm
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- T1596922024
MONITORING DAN PENGUKURAN FREKUENSI UNTUK SIARAN KOMERSIAL TELEVISI PALEMBANG…
Spektrum frekuensi radio merupakan sumber daya alam yang terbatas dan tidak dapat diperbaharui, sehingga perlu dikuasai oleh negara. Mengingat spektrum frekuensi radio merambat tanpa mengenal batas wilayah dan kompleks maka perlu diatur dan ditata dengan baik, sehingga sesuai dengan teknis dan alokasi yang ditetapkan pada peraturan perundangan yang berlaku serta tidak menimbulkan gangguan (inte…
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- xvi, v-1 hlm. : ilus. ; tab. ; 28 cm
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- T1700852014
RANCANG BANGUN MOBILE APP PENCARIAN RUTE BERBASIS ACO (ANT COLONY OPTIMIZATIO…
Pesatnya perkembangan teknologi menghadirkan segudang inovasi yang dalam semua aspek untuk membantu manusia beraktivitas, salah satunya ialah bidang transportasi. Kendaraan otonom merupakan salah satu perkembangan teknologi transportasi terkini yang terus berkembang. Autonomous Vehicle ini merupakan kendaraan tanpa pengemudi yang dapat melakukan perjalanan ke tujuan yang ditentukan tanpa memerl…
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- xiv, 165 hlm.; ilus.; 29 cm
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- T1597762024
OPTIMALISASI INVERTER SATU FASA 8 LEVEL 1000 WP SINUSOIDAL PWM (PULSE WITDH M…
Humans are highly dependent on electricity, both for household and industrial needs. With population growth, the demand for electricity increases. Power plants are developing to meet this need, including in remote areas, hence the necessity for inverters to convert direct current (DC) to alternating current (AC). This research aims to design a single-phase 8-level 1000-watt sinusoidal PWM inver…
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- xvi, 82 hlm.; ilus.; tab.; 29 cm
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- T1499152024
PENGARUH KONTAMINAN PARTIKEL SELULOSA TERHADAP KARAKTERISTIK TEGANGAN TEMBUS …
This study investigates the effect of cellulose particles as contaminants in natural ester oil, specifically soybean oil. The testing was conducted by measuring the breakdown voltage of pure soybean oil (control) and soybean oil contaminated with cellulose particles at concentrations of 0.05, 0.1, and 0.2 g/L, heated at temperatures of 25°C, 30°C, and 35°C. The tests were carried out using a…
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- xiv, 165 hlm.; ilus.; 29 cm
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- T1603672024
ANALISIS EFISIENSI GENERATOR DC PADA PROTOTIPE PLTB SKALA MIKRO UNTUK PENGISI…
This study aims to analyze the efficiency of a DC generator in a micro-scale wind power plant (PLTB) for mobile phone charging. The background of this research is the urgent need for efficient and environmentally friendly alternative energy sources, as well as the limitations of fossil energy sources. Mobile phone battery charging is an attractive application because it has become a basic neces…
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- xiv, 39 hlm.; ilus.; 29 cm
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- T1493452024
KLASIFIKASI PENYAKIT TUBERKULOSIS DARI CITRA X-RAY PARU-PARU MENGGUNAKAN RECU…
Developments in the field of information and communication technology are a phenomenon that triggers digital marketing. One of them is Electronic Word of Mouth through the TikTok platform which is developing rapidly and is much loved by the public so that it has become a forum for creative, effective and innovative Electronic Word of Mouth practices which are carried out to help potential consu…
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- xiv, 48 hlm.; ilus.; 29 cm
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- T1490322024
ANALISIS HASIL PENCARIAN SUDUT OPTIMAL PANEL SURYA DI INDRALAYA MENGGUNAKAN S…
This study aims to analyze the optimal tilt angle for solar panel installation in the Indralaya region using PVsyst software, and to evaluate the energy generation characteristics at various tilt angles. The background of this research is rooted in the critical role of electricity in Indonesia's economy and the commitment of the Ministry of Energy and Mineral Resources (ESDM) to achieve the Net…
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- xiv, 48 hlm.; ilus.; 29 cm
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- T1487222024
RANCANG BANGUN PROTOTIPE PLTB SKALA MIKRO SEBAGAI SUMBER ENERGI LISTRIK UNTUK…
The need for environmentally friendly alternative energy sources is becoming increasingly urgent amidst climate change issues and the limitations of fossil energy resources. One promising solution is the use of micro-scale wind power plants (WPP). This research aims to design, build, and test a micro-scale wind power plant prototype as an alternative energy source for mobile phone battery charg…
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- xiv, 37 hlm.; ilus.; 29 cm
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- T1482412024
PERANCANGAN DAN IMPLEMENTASI SOLAR TRACKER DUA SUMBU BERBASIS ARDUINO DENGAN …
This study aims to design and implement a dual-axis Solar Tracker based on Arduino with LDR sensors on a solar power generation system using a 10 WP polycrystalline solar panel. The Solar Tracker is designed to enhance the efficiency of solar energy absorption by automatically following the movement of the sun. The methods used in this study include the mechanical and electronic design of the S…
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- xvi, 56 hlm.; ilus.; 29 cm
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- T1486222024
RANCANG BANGUN PROTOTIPE PLTS DENGAN MEMBANDINGKAN REFLEKTOR CERMIN DATAR, CE…
In today's era, electricity has become a primary necessity. However, reliance on fossil energy sources has led to their depletion. A promising solution is to utilize renewable energy, such as solar energy. This research aims to design and construct a Photovoltaic Solar Power Generator (PVSPG) prototype with a 10 WP polycrystalline solar panel. The study compares three types of reflektors: flat …
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- xv, 63 hlm.; ilus.; 29 cm
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- T1483452024
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