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PELATIHAN PENGGUNAAN DAN PEMELIHARAAN STANDING FRAME UNTUK TERAPIS YAYASAN PANGON UTOMO SURAKARTA Joharwan, Johanes Wawan; Ghoni, Ruzlaini; Raharjo, Emanuel Budi; Susanto, Husein Arif; Ramadhan, Ichsan; Rifai, Damhuji; Nugroho, Wasis
Abdi Masya Vol 4 No 2
Publisher : Pusat Penelitian dan Pengabdian Masyarakat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52561/abma.v4i2.284

Abstract

Standing frame dibutuhkan oleh Yayasan Pangon Utomo untuk manajemen postural anak penyandang cerebral palsy. Hasil identifikasi masalah dan penelitian yang dilakukan penulis terkait dengan tema kegiatan ini menunjukkan bahwa dibutuhkan standing frame yang sesuai kebutuhan terapis untuk manajemen postural anak penyandang cerebral palsy dalam posisi berbaring, duduk dan berdiri. Standing frame dibuat adjustable menggunakan actuator linier electric dengan control, reclining jog dan connector. Tujuan program pengabdian kepada masyarakat ini adalah untuk meningkatkan pengetahuan terapis tentang standing frame meliputi sistem kelistrikan, reclining jog, actuator linier electric, control dan connector juga meningkatkan kemampuan terapis tentang penggunaan standing frame dalam posisi berbaring, duduk dan berdiri serta cara pemeliharaan standing frame yang benar. Metode yang digunakan adalah ceramah, tanya jawab, diskusi dan demonstrasi. Tahap pelatihan ada persiapan, pelaksanaan dan evaluasi. Hasil evaluasi pelatihan terjadi peningkatan 100% dari pre-test ke post-test yang menunjukkan bahwa pelatihan dapat meningkatkan pengetahuan terapis tentang standing frame serta meningkatkan kemampuan terapis dalam penggunaan dan pemeliharaan standing frame. Sehingga terjadi peningkatan pelayanan manajemen postural anak penyandang cerebral palsy di Yayasan Pangon Utomo.
IMPLEMENTATION OF SOLAR ENERGY FOR PUBLIC STREET LIGHTING IN SEGOROGUNUNG VILLAGE, KARANGANYAR REGENCY Ghoni, Ruzlaini; Joharwan, Johanes Wawan; Jamaldi, Agus; Purwono, Arif Hidayat; Rifai, Damhuji; Nugroho, Wasis; Susanto, Husein Arif; Ramadhan, Ichsan
Abdi Masya Vol 5 No 2
Publisher : Pusat Penelitian dan Pengabdian Masyarakat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52561/abdimasya.v5i2.402

Abstract

The world's energy sources have undergone several changes, from initially mostly using biomass to fossil fuels, which was triggered by the Industrial Revolution in the 1900s. The increasing use of fossil energy causes an increase in greenhouse gas emissions. One alternative that can be done is the use of solar power plants. An example of its use is in fulfilling electrical energy, such as lighting, by using electrical energy that still uses a small amount of power. Sekolah Tinggi Teknologi “Warga” Surakarta of Indonesia, together with UC TATI Malaysia, collaborated in the use of solar-based renewable energy, which was implemented in Segorogunung Village, Ngargoyoso District, Karanganyar Regency. Several points at this location still have minimal lighting, making them prone to accidents and crime. The method used in this community service activity is providing knowledge about solar cells, solar cell wiring diagrams, and how to check and repair solar-based public street lighting. The results obtained from this community service show that the community understands and can install and repair solar cell-based public street lighting. In conclusion, the presence of public road lighting on several roads in Segorogunung Village can reduce the accident rate and provide a sense of security for the community when crossing the road.
DESIGN AND IMPLEMENTATION OF A PIEZOELECTRIC PEDESTRIAN-POWERED ENERGY HARVESTING SYSTEM FOR SUSTAINABLE URBAN INSTALLATIONS Islam, Muhammad Qamarul; Ghoni, Ruzlaini; Ibrahim, Mohd Tarmizi; Nugroho, Budi
Teknika Vol 10 No 2 (2025): October 2025
Publisher : Pusat Penelitian dan Pengabdian Masyarakat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52561/teknika.v10i2.611

Abstract

This project proposes integrating a pedestrian-powered system into a public installation to create a renewable energy source in urban environments. The system utilizes piezoelectric sensors embedded in the sidewalk to convert mechanical energy from footsteps into electrical energy, which is then used to power lights and display kinetic movement in the art installation. The main goal of this project is to provide a participatory, environmentally friendly, and sustainable solution in the form of an interactive artwork, while reducing dependence on conventional energy sources. Test results show that the greater the applied load, the higher the generated voltage. The lowest voltage recorded was 11.76 mV at a weight of 50 kg, while the highest voltage reached 315.16 mV at a weight of 90 kg, with an average voltage of 168.46 mV for the load range of 50–90 kg. These findings demonstrate that piezoelectric technology has great potential as an energy harvesting system in public areas, as it can provide power for energy-efficient devices while enhancing the aesthetic quality and awareness of sustainable energy in urban spaces.
PERFORMANCE ANALYSIS OF FOOTWEAR SENSORS FOR VOLTAGE MONITORING Aiman, Muhamad; Ghoni, Ruzlaini; Ibrahim, Mohd Tarmizi; Fariyono, Fariyono
Teknika Vol 10 No 2 (2025): October 2025
Publisher : Pusat Penelitian dan Pengabdian Masyarakat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52561/teknika.v10i2.613

Abstract

Advances in wearable technology are driving innovation in efficient, self-powered biomechanical monitoring systems. One promising approach uses piezoelectric sensors to generate energy while detecting foot (plantar pressure) during physical activity. This study aims to design and test a piezoelectric-based insole system capable of performing dual functions: harvesting mechanical energy from footsteps and analyzing fatigue patterns and gait asymmetry. The research used an experimental approach involving 10 male respondents aged 15–31. Each insole was equipped with four DLAY piezoelectric sensors placed on the heel and forefoot of the right and left feet, and connected to a Raspberry Pi Pico RP2040 microcontroller for voltage data acquisition. The data was analyzed using voltage changes to indicate foot pressure distribution and muscle fatigue. The results showed that the system could generate voltages between 0.025 V and 0.082 V, with an average harvested power of 4.8mW. 70% of respondents experienced decreased voltage in one leg, indicating unilateral fatigue and gait imbalance. Respondent 10 showed the most significant voltage decrease in the left heel sensor (<0.03 V after 1000 seconds), while the right foot remained stable (0.045–0.055 V). In contrast, Respondent 5 showed stable and symmetrical voltage distribution throughout the test session.