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Design of Prototype Hybrid Solar and Wind Power Electric Boat Juliangga, Reza
JOURNAL OF ELECTRICAL AND SYSTEM CONTROL ENGINEERING Vol. 8 No. 1 (2024): Journal of Electrical and System Control Engineering
Publisher : Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31289/jesce.v8i1.12688

Abstract

Design of hybrid Solar and Wind Power Electric Boat powered by a 12V DC motor prototype. In the initial stage of the project, technical drawings of the Electric boat were drawn using Sketch Up software. In the technical drawings, the positions of all important components such as solar panels, wind turbines, and batteries on the boat are shown. In the next stage, the design of a battery charging system will follow. ATMega 8535 microcontroller is used as a ‘brain’ to select the higher DC input voltage from either solar or wind energy. After the design of the battery charging system has been completed, the hardware will be installed on a small-scale Electric Boat similarly as in the technical drawing, with previously calculated specifications 1 5Watt 12V photovoltaic and 12V 1.2aH battery. In the final stage, the prototype will be tested to assess the efficiency of the battery charging system using ATMega 8535 microcontroller, with delay reads 1 second and an accuracy of 98% reading. Condition of the battery is also stable enough to provide a load on the motor with an average of 9.8 V. The boat can also move steadily even though the movement Slow speed.
From Rooftops to Futures Transforming Vocational Education Through Solar Power at SMKS Panca Budi Juliangga, Reza; Irwanto, Muhammad
Blantika: Multidisciplinary Journal Vol. 3 No. 11 (2025): Blantika: Multidisciplinary Journal
Publisher : PT. Publikasiku Academic Solution

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.57096/blantika.v3i11.467

Abstract

Rising electricity costs have become a pressing concern for schools across Indonesia, with prices climbing roughly 10% each year. SMKS Panca Budi in Medan faced this challenge head-on by embracing solar power technology. Through a collaborative program between Universitas Pembangunan Panca Budi and Universiti Malaysia Perlis, we introduced solar energy to the school community in February 2025. The initiative combined classroom presentations, hands-on workshops, and the installation of a 50 kW solar system on the school's rooftops. This system now supplies about one-third of the school's electricity needs. More importantly, students and teachers developed genuine understanding and enthusiasm for renewable energy. The workshops gave vocational students practical skills they can use in their future careers. What started as an energy-saving project evolved into a comprehensive learning experience that changed how the school community thinks about power, sustainability, and their role in Indonesia's energy future.