Master Theses
Master Theses
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Now showing items 21-40 of 167
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Performa Transient Sistem Pentanahan Grid Gardu Induk Akibat Sambaran Surja Petir
(Universitas Sumatera Utara, 2023)In a grounding system, there is a strong expectation that the grounding system will function properly against various disturbances, including voltage variations and transient currents that must be transported and supplied ... -
Mereduksi Harmonisa pada Alat Terapi Ceragem dengan Single Tuned Passive Filter
(Universitas Sumatera Utara, 2014)The use of non-linear load in ceragem (a type of thermal acupuncture device) can cause harmonic distortion which will have the effect on bad quality of power. This research designed a single-tuned passive filter for ... -
Analisis Transmisi Pengaruh Transport Ukuran Layer Jendela Protocol Terbadap Konsumsi Energi Perangkat Bergerak Serta Kualitas Video yang Ditransmisikan
(Universitas Sumatera Utara, 2015)The decrease in dimension of the energy source from a battery which causes the application energy efficiency of mobile devices becomes very important Various researches on optimizing energy consumption were conducted ... -
Analisis Resonansi Harmonisa dan Rancangan Single Tuned Filter pada Sistem Distribusi Tenaga Listrik PT. Growth Sumatera Industry Ltd
(Universitas Sumatera Utara, 2011)The harmonics produced by industries loads and house hold in the distribution system is increasing in the future. This is caused simultaneously by two things: the use of capacitor bank:s as the improvement of power factor ... -
Pengenalan Tingkat Kematangan Buah Pepaya Paya Rabo (Carica Papaya L) Menggunakan Pengolahan Citra Berdasarkan Warna RGB dengan K-Means Clustering
(Universitas Sumatera Utara, 2012)The process of identifyingfruit traditionolly couses many problems because of human weaknesses so that the intended result is not ffictive- The advancement computerization technologt has been irrvolved in agriculture ... -
Penentuan Contention Window untuk Meningkatkan Kinerja Trafik Video Up Link pada Jaringan WiMAX
(Universitas Sumatera Utara, 2015)WiMAX technology can support quality of service which is required in multimedia services, such as transmission of video signals. However, when the WiMAX was used to transmit video traffic on up link channel, it will occur ... -
Analisis Pemulihan Kedip Tegangan Akibat Gangguan Fasa Ke Tanah dengan Menggunakan Dynamic Voltage Restorer pada Sistem Tiga Fasa dengan Beban Sensitif Bervariasi
(Universitas Sumatera Utara, 2012)Electrical power quality problem is very important to solve. The emergence of voltage sags both its duration and depth greatly affects the performance of sensitive equipment. The emergence of voltage sag is due to, the ... -
Reduksi Dimensi dan Optimasi Antena Mikrostrip Dipole dengan Kurva Cohen Minkowski
(Universitas Sumatera Utara, 2022)The fractal antenna is an antenna that adopts a fractal shape, aiming to optimize the structure and characteristics of the antenna. As a result, the fractal antenna has high performance with smaller dimensions. One of the ... -
Pengaruh Penggunaan Convolutional Neural Network pada Aplikasi Sensor Gambar untuk Deteksi Hewan Liar
(Universitas Sumatera Utara, 2022)The collection of sensors that can connect to the internet is known as the internet of things (IoT). Sensors collect data and send the data to a server on the internet for further processing. Sensors can be numeric, image ... -
Perbaikan Kualitas Tegangan Menggunakan Static Var Compensator dan Kapasitor Bank pada Saluran Transmisi Sumatera Utara 150 Kv
(Universitas Sumatera Utara, 2022)The need for large reactive power by the load will increase the voltage on the transmission line which can exceed the desired limit. This will affect the quality of the voltage at the receiving end of the line. Application ... -
Metode Frequency Voltage Drive pada AC Drives untuk Motor Induksi Tiga Fasa dengan Beban Digester, Conveyor dan Pompa
(Universitas Sumatera Utara, 2022)Development of using induction motor has used at industry and that are widely used in industry. Some problems of induction motor are like it cannot work optimally and in some application its work slightly above the ability ... -
Reduksi Harmonisa Programmable Logic Control pada Motor Induksi Satu Fasa
(Universitas Sumatera Utara, 2014)Non-linear electric load can cause distortion in the form of ·wave, either current or tension which one of the parameters in determining the quality of electric power system. Programmable Logic Control has the characteristic ... -
Perbaikan Arus Sekunder Regulator Tegangan Beban untuk Menaikkan Kapasitas Penyearah Silikon dengan Pemasangan Kapasitor Bank Studi Kasus : di PT Indonesia Asahan Aluminium (Persero)
(Universitas Sumatera Utara, 2017)Supply of DC current for an aluminum smelting electrolysis process at PT Indonesia Asahan Aluminium (Persero) currently up to 193 kA only. Meanwhile the Load Voltage Regulator (LVR) Transformer on the upstream of silicon ... -
Simulasi Filter Pasif Single Tuned untuk Mereduksi Harmonisa pada Personal Computer (PC)
(Universitas Sumatera Utara, 2014)NonJinear load has non-sinusoidal wave form because it has been distorted by harmonics culrent, non linear load in personal computer (PC) one the causes of harmonics which can cause the quality of electric power to be ... -
Forward Chaining dan Rules Based Reasoning untuk Membantu Pengendalian Penyakit Menular Tuberkulosis
(Universitas Sumatera Utara, 2013)Tuberculosis is an immediately cronic disease coused by Mycobacterium Tuberculosis. The implementation of controlling the disease in 2004 resulted in the case detection rate (CDR) of 15 out of 33 provinces that could ... -
Analisis Kestabilan Peralihan pada Sistem Jaringain Transmisi 150 kV PLN Sumatera Bagian Utara
(Universitas Sumatera Utara, 2017)The instability of a power system means a condition that indicates a loss of synchronization of the system. Stability issues are closely related to synchronous machine ratings aJter an inteffuption occurs. A disruption ... -
Reduksi Konsumsi Energi Sistem Pendingin Ruangan Menggunakan Sensor Inframerah
(Universitas Sumatera Utara, 2016)Solution in using energ/ which is in ltne with the need and forestalling waste is needed to make energ) consumption fficient. Therefore, the writer attempts to destgt a Ardifno mieitrcoiwollet-lissed connol system which ... -
Studi Pengurangan Harmonisa Arus pada Power Amplifier dengan Menggunakan Filter Passtve Single Tuned
(Universitas Sumatera Utara, 2015)Nowadays, non-linear load is increasingly used in industry or in households. The use of non-Iinear load such as Power Amplifier can cause harmonics disorder in the system. The phenomena of harmonics can cause sinusoidal ... -
Pengaruh Pemasangan Kapasitor terhadap Coefficient Of Performance (COP) Split Air Conditioner dan Reduksi Harmonisa
(Universitas Sumatera Utara, 2014)Non linear load causes harmonics. Air conditioning of inverter type is one of non linear loads which yield harmonics. Harmonics in Air Conditioning must be reduced so that it does not disturb the quality qf power in ... -
Analisis Reduksi Harmonisa pada Variable Speed Drive Menggunakan Filter Pasif LC dengan Beban Motor Induksi Tiga Fasa
(Universitas Sumatera Utara, 2014)A three-phase induction motor is the main drive for machines in the industrial world. ]his is due to an induction's motor have some advantages, but it still has to be considered in using this application since its speed ...
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