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Jaringan Sensor Nirkabel Multisensor untuk Pemantauan Aktivitas Gunung Api dan Peringatan Dini Berbasis IoT Qodri, Raihan; Febrina, Melany; Satria, Eko
Jurnal Fisika Unand Vol 15 No 2 (2026)
Publisher : Universitas Andalas

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25077/jfu.15.2.174-187.2026

Abstract

This research presents the development of a multisensor wireless monitoring system designed to observe ground vibration, CO₂ concentration, and SO₂ concentration as early indicators of volcanic activity. The system integrates an ADXL335 accelerometer, MG-811 CO₂ sensor, and MQ-136 SO₂ sensor with an Arduino-based microcontroller, LoRa communication modules, and an Internet-of-Things (IoT) platform for real-time monitoring. Sensor calibration was carried out using controlled laboratory procedures, including drop tests for vibration measurement and gas exposure tests for CO₂ and SO₂ detection. The IoT layer, consisting of an MQTT-based web dashboard and automated Telegram notifications, successfully visualized sensor data and delivered early-warning messages during the outdoor test. The three-day outdoor simulation demonstrated stable operation of the sensor nodes, LoRa transmission, and solar-powered supply. Although the system has not yet been validated in a real volcanic environment, the prototype shows the feasibility of integrating multiple sensing modalities with low-power wireless communication and IoT-based data services. This indicates its potential for further development into a field-deployable volcanic monitoring and early-warning system.
IoT and Renewable Energy Training and Implementation for Smart Village in Karang Anyar Prasetyawan, Purwono; Yunesti, Putty; Miranto, Afit; Nugroho, Doni Bowo; Atmajaya, Gde KM; Ramadhini, Meraty; Kahar Aziz, Muhammad Reza; Satria, Eko
Journal Social Science And Technology For Community Service Vol. 7 No. 1 (2026): Volume 7 Nomor 1 Maret 2026
Publisher : Universitas Teknokrat Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33365/jsstcs.v7i1.1662

Abstract

This community service program addressed productivity instability in oyster mushroom cultivation and limited utilization of digital and renewable-energy-based village infrastructure in Karang Anyar Village, South Lampung. The program aimed to strengthen agricultural productivity and support Smart Village development through training and implementation of Internet of Things (IoT) and renewable energy technologies. The activities included participatory needs assessment, installation of an IoT-based automatic misting system in mushroom houses, deployment of solar-powered lighting systems for the village sports field, and training on Content Management System (CMS)-based website management involving mushroom farmers, village administrators, and university students participating in the Community Service Program (KKN). Functional testing showed that the IoT-based misting system achieved 100% operational performance, while training activities involved seven mushroom farmers with more than 50% of participants demonstrating adequate understanding of system operation and digital platform utilization. In addition, the installation of solar-powered lighting improved the accessibility of village sports facilities at night. These results demonstrate that integrating IoT and renewable energy technologies effectively supports Smart Village development and strengthens sustainable community-based innovation in rural areas.