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Optimalisasi Set Point RPM Fan ID pada Industri Semen Menggunakan Algoritma XGBoost Regressor Berbasis Parameter Operasional dan Komposisi Kimia James Tulende; Lusia rakhmawati; Bambang Suprianto
JURNAL TEKNIK ELEKTRO Vol. 15 No. 3 (2026): Vol 15 No 3 (2026): SEPTEMBER 2026
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jte.v15n3.p185-194

Abstract

Industri semen merupakan salah satu sektor industri berenergi tinggi yang membutuhkan pengelolaan operasi efisien untuk menjaga efisiensi energi dan stabilitas proses pembakaran pada kiln. Salah satu peralatan vital dalam sistem kiln adalah Induced Draft (ID) Fan yang berfungsi mengatur tekanan negatif dan aliran gas buang selama proses pembakaran. Penentuan setpoint kecepatan putar (RPM) ID Fan yang masih dilakukan secara manual berdasarkan pengalaman operator sering kali sulit menyesuaikan fluktuasi kondisi operasional dan karakteristik bahan baku. Penelitian ini bertujuan untuk mengoptimalkan penentuan setpoint RPM ID Fan menggunakan algoritma XGBoost Regressor berbasis 20 parameter operasional kiln. Dataset historis sebanyak 2.143 observasi diproses melalui alur prapemrosesan data, seleksi variabel, serta pembagian data training dan testing dengan rasio 80:20. Kinerja model dievaluasi menggunakan Mean Absolute Error (MAE), Root Mean Square Error (RMSE), dan Koefisien Determinasi (). Hasil penelitian menunjukkan bahwa model XGBoost Regressor dengan konfigurasi estimators 100 dan learning rate 0,1 menghasilkan performa terbaik dengan nilai sebesar 96,86%, MAE sebesar 0,7068 RPM, dan RMSE sebesar 0,9546 RPM, mengungguli Regresi Linear Dasar ( = 96,34%) serta menawarkan stabilitas regularisasi yang lebih baik dibanding Random Forest Regressor ( = 97,39%). Hasil prediksi diintegrasikan ke dalam dashboard interaktif Google Looker Studio untuk memberikan visualisasi real-time yang mendukung pengambilan keputusan berbasis data (data-driven decision-making) bagi Control Room Operator (CRO) guna meningkatkan efisiensi energi listrik dan stabilitas operasi kiln. Kata kunci: industri semen, Induced Draft Fan, RPM, XGBoost Regressor, machine learning, Google Looker Studio.
Pengembangan Sistem Pompa Sump Otomatis Berbasis IoT untuk Saluran Cable Duct James Tulende; Lukman Hakim Febriansyah; Dwi Bagus Aminudin; Lusia Rakhmawati
JURNAL TEKNIK ELEKTRO Vol. 15 No. 3 (2026): Vol 15 No 3 (2026): SEPTEMBER 2026
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jte.v15n3.p219-227

Abstract

Sump pumps play a critical role in preventing water accumulation in cable ducts at industrial facilities by automatically removing water entering the cable duct. Conventional sump pump systems generally rely on manual monitoring and have limited protection features, which may reduce operational reliability and increase the risk of pump failure. This study proposes an ESP32-based automatic sump pump monitoring and control system integrated with the Arduino IoT Cloud for real-time monitoring and remote operation. The developed system employs a float switch to detect the water level, a flow switch to verify water flow, and a Thermal Overload Relay (TOR) to protect the pump motor from overload conditions. The implemented control algorithm includes automatic pump operation, Flow Fail detection with a timeout of 10 s, Over Time protection limiting continuous operation to 300 s (5 min), automatic fault reset after 8 h for non-overload faults, and a 5 s recovery delay following overload clearance. Experimental results demonstrate that the proposed system successfully performs automatic pump control, detects abnormal operating conditions, and provides reliable fault protection. Furthermore, the integration with the Arduino IoT Cloud enables real-time monitoring of pump status, water level, flow condition, and fault information, as well as remote manual control through a wireless network. The proposed system offers a practical, low-cost, and reliable solution for improving safety, monitoring capabilities, and operational efficiency of sump pump systems for water management in industrial cable ducts.