Undergraduate Theses
Undergraduate Theses
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Now showing items 201-220 of 1309
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Penjejak Daya Maksimum Generator Termolistrik (Gtl) Menggunakan Algoritma Pertube and Observe (P&O)
(Universitas Sumatera Utara, 2023)Research had carried out a Thermoelectric Generator (TEG) maximum power tracker was constracted with the perturb and observe (P&O) algorithms. The components used ware the INA219 sensor which functions as a current reader. ... -
Simulasi Daya Keluaran Generator Termolistrik (Gtl) Menggunakan Simulink pada Penjejak Maksimum dengan Algoritma Perturb and Observe (P&O)
(Universitas Sumatera Utara, 2023)Research had carried out for the simulation to determine the power result of thermoelectric generator (TEG) by used the maximum tracer with the perturb and observed (P&O) algorithm. This simulation made was found and ... -
Mengimplementasikan Maximum Power Point Tracking (MPPT) Mendapatkan Daya Maksimum dari Panel Surya untuk Menggerakkan Pompa 60 Watt
(Universitas Sumatera Utara, 2023)In this research, I used MPPT to was able to compensated for changes in temperature and irradiation of PV panels and produced maximum output power in the load from the panel. The components used were the ACS712 sensor and ... -
Pembuatan Buck Konverter DC Berdaya Rendah Berbasis Mikrokontroler ATMega328
(Universitas Sumatera Utara, 2022)An ATMega328 Microcontroller-Based DC Buck Converter has been designed which consists of a buck converter circuit and an ATMega328 microcontroller circuit as a source of duty cycle regulator with PWM. The initial voltage ... -
Aplikasi Fungsi Green pada Dinamika Sistem Fisis-Massa Pegas dengan Shock Absorber
(Universitas Sumatera Utara, 2013)Telah dilakukan perhitungan secara analitik mengenai sistem persamaan fisis pada massa pegas shock absorber dengan menggunakan metode fungsi green dan metode koefisien tak tentu. Dalam hal ini akan didapatkan solusi yang ... -
Aplikasi Fungsi Green pada Dinamika Sistem Fisis-Massa Pegas dengan Shock Absorber
(Universitas Sumatera Utara, 2013)Analytical calculated about shock absorber physical system form had been done by green function method and indeterminate coefficients method. The same solution of shock absorber physical system form had been obtained by ... -
Pengaruh Fraksi Volume Serat Sisal dengan Resin Epoksi terhadap Sifat Komposit
(Universitas Sumatera Utara, 2023)A research on the manufacture of sisal fiber composites using volume fraction was completed. This research was conducted to determine the effect of increasing the volume of sisal when it was made into composite with epoxy ... -
Bahan Penyerap Gelombang Elektromagnetik Berbasis Bi2-xLaxFe4O9
(Universitas Sumatera Utara, 2018)Has done research on the magnetic based materials as electromagnetic wave absorber material. Bi2-xLaxFe4O9 materials is synthesized by solid state reaction method by mechanical milling technic. The materials are milled ... -
Pengaruh Penambahan Ampas Daun Teh terhadap Sifat Fisis dan Sifat Mekanik Pada Beton
(Universitas Sumatera Utara, 2022)Research has been carried out on construction concrete with the addition of tea leaf pulp. This concrete method uses mixed variations of 0%, 2%, 4% and 6% with the addition of tea leaf pulp as a substitute for part of ... -
Studi Ketahanan Oksidasi Pada Fe-Ni-Cr-Al-Ti dengan Metode Flame Spray Coating
(Universitas Sumatera Utara, 2022)The walter walll tube component found in the circulalting fluidized bed (CFB) boiler operaltes alt very high temperaltures (800–900 °C) alnd operaltes in aln albralsive environment. These working conditions often result ... -
Sintesis dan Karakteristik Fasa Cu-Cr-O Menggunakan Pelarut H2so4 dan HNO3 dengan Metode SOL-GEL
(Universitas Sumatera Utara, 2022)Cu-Cr-O material was a material that hat a delafossite structure and potentially hat good thermoelectric properties. In this study, the Cu-Cr-O material has been synthesized using the sol-gel method using H₂SO4 and HNO3 ... -
Pembuatan dan Karakterisasi Beton dengan Campuran Abu Sekam Padi dan Serat Daun Nanas terhadap Sifat Fisis dan Mekanik Pada Beton
(Universitas Sumatera Utara, 2022)Research on the manufacture of construction concrete based on rice husk ash and pineapple leaf fiber by the method of cast in situ. The concrete made in this study had several variations, namely 0%, 2,5%, 5%, and 7,5% with ... -
Pengontrolan Temperature Konstan Hotplate Pemanas Kopi dengan Sensor Lm35 Memanfaatkan Library Pid Arduino
(Universitas Sumatera Utara, 2022)Automatic coffee heating hotplates used a PID control system were used so that the desired temperature can be maintained and remains stable and the output error was small. By adding a PID controller to the device, it was ... -
Rancang Bangun Pendeteksi Asap Rokok Berbasis Arduino Uno dengan Output Suara dan Lampu Otomatis
(Universitas Sumatera Utara, 2021)With the increasing number of indoor users who are dominated by smokers in closed users, it greatly affects the health of both smokers and non-smokers. Until now, the problem of cigarette smoke in public places is still ... -
Peningkatan Akurasi Pembacaan ADC 10BIT ATMEGA328 terhadap Sensor Arus ACS712 dari 27mA/BIT menjadi 5mA/BIT Menggunakan Differential Amplifier AD620 dan Kalman Filter
(Universitas Sumatera Utara, 2022)Research has been carried out on the design of a current measuring device using the ACS712 current sensor which has increased the reading sensitivity using an AD620 differential amplifier and a Kalman filter. This study ... -
Rancang Bangun Alat Pemilah dan Penghitung Buah dengan Menggunakan Laser Berbasis Mikrokontroller Atmega328
(Universitas Sumatera Utara, 2021)Companies always try to replace work that has been done by humans to be replaced with machines in order to improve efficiency and improve the quality of their production.Along with the development and advancement of science ... -
Karakteristik Beton Polimer Berbasis Pasir, Serbuk Cangkang Kerang, dan Serat Kulit Durian dengan Pengikat Resin Epoksi
(Universitas Sumatera Utara, 2022)Research had been carried out on polymer concrete from a mixture of sand, shell powder, durian skin fiber, and epoxy resin. This study aimed to determine the effect of the addition of epoxy resin on the physical properties ... -
Pengaruh Variasi Reduced Grafena Oxida (rGO) terhadap Sifat Listrik Membran Polimer Elektrolit Berbasis Kitosan/Zeolit Alam Pahae/Reduced Grafena Oxida (rGO)
(Universitas Sumatera Utara, 2022)Chitosan/zeolite/rGO (Cs/Z/rGO) membranes have been prepared with five variations of membrane samples, namely Cs/z, Cs/z/rGO (0.5% w/w), Cs/z/rGO (1.0 % w/w), Cs/z/rGO (1.5% w/w), and Cs/z/rGO (2.0% w/w) using the solution ... -
Rancang Bangun Alat Ukur Pergeseran Tanah (Extensometer) Berbasis Sensor Ultrasonik Menggunakan Media Transmisi Serat Optik
(Universitas Sumatera Utara, 2022)One of the serious disasters that often occurs in Indonesia is landslides. Currently the occurrence of landslides can be predicted by looking at the displacement of the soil from several measuring instruments that can ... -
Rancang Bangun Sistem Pengatur Suhuadan tingkatakekeruhan Airapada Budidaya Ikan Hias Menggunakanamikrokontroler ATMEGA 8535
(Universitas Sumatera Utara, 2022)Freshwater ornamental fish farming provides many opportunities for the community because there are many enthusiasts and was one of the interesting hobbies. Butifor the success of such cultivation requires special attention ...
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