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PENGEMBANGAN SMART MINI TRAINER SISTEM KELISTRIKAN BODI OTOMOTIF BERBASIS IOT UNTUK MENDUKUNG PEMBELAJARAN ERA INDUSTRI 4.0 Sukardi Sukardi; Muhammad Hudan Rahmat; Agung Samudra; Sri Murwantini; Harie Setiyadi Jaya
Steam Engineering Vol. 7 No. 2 (2026): STEAM Engineering, Vol. 7, No. 2, Maret 2026
Publisher : Program Studi Pendidikan Teknik Mesin, Fakultas Keguruan dan Ilmu Pendidikan, Universitas Palangka Raya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37304/jptm.v7i2.24763

Abstract

Automotive Electrical Systems learning faces the constraints of the availability of expensive, static, and digital data visualization practice media. This condition hinders the understanding of digital data-based damage diagnosis which is now a requirement of industry 4.0. This study aims to: (1) develop a valid smart mini trainer; (2) test the effectiveness of the smart mini trainer on the understanding of the concept of digital data-based damage diagnosis and student motivation; and (3) analyze the development cost efficiency between the smart mini trainer and the standard trainer. The research method uses the instructional development institute (IDI) research and development model with 30 students as trial subjects. The expert validation results show that the smart mini trainer is very feasible/valid (0.93) for use in learning. The trial results show that 83.3% of students are motivated to learn the smart mini trainer. In addition, the media interface design is considered user-friendly, as evidenced by the total accumulation of positive responses reaching 66.6%. The cost efficiency analysis shows that substituting mini variant components can save costs between 60% and 98% compared to the standard trainer. The implications of this research offer a low-cost, portable and valid learning media solution for training digital data-based diagnostic logic in Automotive Electrical Systems.
SUSTAINABLE TOURISM: SOLAR PANEL BASED LIGHTING DESIGN FOR AGROTOURISM SECTORS Yahya Febrianto; Agung Samudra; Mu'afa Purwa Arsana; Rokiy Alfanaar; Shesanti Citrariana; Sudarman Rahman; Awalul Fatiqin; Thathit Suprayogi; Galang Rizdho Desindria; Mika Adi Saputra; Risfa Aliya Al-Hadi
JMM (Jurnal Masyarakat Mandiri) Vol 8, No 5 (2024): Oktober
Publisher : Universitas Muhammadiyah Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31764/jmm.v8i5.25432

Abstract

Abstrak: Agrowisata Cipta Rasa Pak Slamet di Palangka Raya menghadapi masalah pencurian buah yang mengganggu keamanan. Tujuan pengabdian ini adalah meningkatkan keamanan dan pengetahuan masyarakat lokal tentang energi terbarukan melalui penerapan sistem penerangan berbasis panel surya dengan sensor gerak. Metode yang digunakan meliputi sosialisasi, penyuluhan, dan workshop praktis kepada 15 anggota komunitas lokal. Evaluasi dilakukan dengan survei pre dan post-test untuk mengukur peningkatan keterampilan teknis (hard skill) dan pemahaman energi terbarukan. Hasil menunjukkan peningkatan keterampilan teknis peserta sebesar 50% dan peningkatan pemahaman tentang pentingnya energi terbarukan dari 30% menjadi 85%. Selain itu, sistem penerangan berhasil mengurangi pencurian buah sebesar 70%, meningkatkan nilai ekonomis agrowisata. Program ini berhasil meningkatkan keamanan dan keterampilan masyarakat, serta mendukung pariwisata berkelanjutan. Abstract: Pak Slamet's Cipta Rasa Agrotourism in Palangka Raya faces fruit theft issues affecting security. The program aims to enhance security and local community knowledge about renewable energy by implementing a solar panel-based lighting system with motion sensors. Methods included socialization, counseling, and practical workshops with 15 local community members. Evaluation was conducted using pre- and post-surveys to measure improvements in technical skills (hard skills) and understanding of renewable energy. Results showed a 50% increase in participants' technical skills and an increase in awareness of renewable energy from 30% to 85%. Additionally, the lighting system reduced fruit theft by 70%, enhancing the economic value of agrotourism. This program successfully improved security and community skills, supporting sustainable tourism.
PENGEMBANGAN PROTOTYPE FILTER AIR BERBASIS IoT UNTUK MONITORING KUALITAS AIR GAMBUT Ahmad Norwahid; Gilang Rengku Fadhillah; Roy Jordi; Samka Pramuja; Yudi Pratama; Sukardi; Agung Samudra
Steam Engineering Vol. 8 No. 1 (2026): STEAM Engineering, Vol. 8, No. 1, September 2026
Publisher : Program Studi Pendidikan Teknik Mesin, Fakultas Keguruan dan Ilmu Pendidikan, Universitas Palangka Raya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37304/jptm.v8i1.26417

Abstract

Access to clean water remains critical in peat-water regions such as Central Kalimantan. Peat water typically exhibits unstable pH, high turbidity, and elevated dissolved solids. This study aims to design, build, and test an IoT-based water filter prototype using activated carbon from three local biomass types—rice husk, palm kernel shell, and empty fruit bunches (EFB)—tested individually and as a mixture (1:1:1) with mass variations of 200, 300, 400, and 500 g. An experimental comparative multi-treatment design was applied, with three replications per treatment. The prototype uses Arduino Uno R3, NodeMCU ESP8266, pH, turbidity, TDS, DS18B20 temperature, and YF-S201 flow sensors, transmitting data to Firebase Realtime Database and displaying it via a Kotlin-based Android application. Testing was conducted on two water sources: PTM lab tap water (initial pH 8.2; TDS 0.0 mg/L; turbidity 162.8 NTU) and engineered peat-like water (pH 9.1; TDS 249.4 mg/L; turbidity 14.7 NTU). Results show the mixed activated carbon achieved the best TDS reduction of 93.0% (from 249.4 to 17.5 ± 0.8 mg/L), neutral pH of 7.6 ± 0.1, and turbidity of 0.0 NTU in engineered water. The highest iodine adsorption capacity was achieved by rice husk activated carbon (862.92 mg/g), exceeding the SNI standard of 750 mg/g. All filtration parameters met Permenkes No. 2/2023 standards for sanitation purposes.
Co-Authors Adelia, Siska Ahmad Eko Suryanto Ahmad Fauzi Ahmad Muammar Kadafi Ahmad Norwahid Akmam Mutrofin Akmam Mutrofin, Ali Hasbi Ramadani Awalul Fatiqin Awalul Fatiqin Basuki Bryan, Kevin Debora Debora Debora Debora Dian Anisa Rokhmah Wati Diki Cahyoko Dwi Septiana Safira Elly Indahwati ELLY INDAHWATI Fachri Rofi Fandi Tuju Fitriani, Desy Gabriel Alfrans Valentino Juli Galang Rizdho Desindria Galfri Siswandi Gilang Rengku Fadhillah Harie Satiyadi Jaya Harie Setiyadi Jaya Hasanah, Rizka Humaidillah Kurniadi W I Made Supatra Jane Arantika Jati Widyo L Jati Widyo Leksono Jeremy Imanuel Segah Kadek Ayu Cintya Adelia Kurniati, Ety Lumbantobing, Marko Ayaki Made Dirgantara Maulana, Fazar Meyta Wulandari Mika Adi Saputra Mohammad Munib Rosadi Muhaji, Muhaji Muhammad Hudan Rahmat Munib Rosadi, Mohammad Murwantini, Sri Mu’afa Purwa Arsana Nailul Izzati Nanndo Yannuansa, Nanndo Ngazizah, Febri Nur Nuriman Wijaya Nurul Huda Pri Ariadi Cahya Dinata Putra, Kharisma Nugraha Rahma Ramadhani Rahman, Sudarman Ratna Pancawati Retno Eka Pramitasari Risfa Aliya Al-Hadi Rokiy Alfanaar Rosadi, Mohammad Munib Roy Jordi Salsabila Devana Putri Samka Pramuja Shesanti Citrariana Shinta Sylvia Monalisa Sri Murwantini Sri Murwantini Suhariyanto Sukardi Sukardi Sukoco, Yoricho Costapierro Supriyadi Supriyadi Susapto Thathit Suprayogi Tio Pinta Agustina Tamba Vontas Alfenny Nahan Vontas Alfeny Nahan Wagati, Fitria Wahyu Nugroho Wahyuningsih, Teresya Wilson Jefriyanto Wiyogo Wiyogo Wiyogo Wiyogo Wiyogo Yahya Febrianto Yudi Pratama Yulando, Steven