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Sistem Kontrol Suhu dan Kelembapan pada Kandang Iguana Hijau Berbasis IoT Cloud Zen, Nur Afifah; Rifai, Muhammad; Maulana, Yulian Zetta; Permatasari, Indah
Science Tech: Jurnal Ilmu Pengetahuan dan Teknologi Vol 10 No 2 (2024): Agustus
Publisher : Universitas Sarjanawiyata Tamansiswa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30738/st.vol10.no2.a17418

Abstract

One type of lizard that is popular in Indonesia is the green iguana, which belongs to the Iguanidae family. Green iguanas are cold-blooded animals that often sunbathe to adjust their body temperature to the same as the environmental temperature so that the iguana's digestive system can be optimal. Therefore, green iguana lovers or breeders need an IoT-based maintenance solution. This research aims to design a green iguana cage that can maintain temperature and humidity automatically using a DHT22 sensor. Based on test results, the IoT-based temperature and humidity control system in the green iguana cage was proven to be effective in maintaining environmental conditions in the cage. On the 1st day of testing, the average temperature and humidity sensor errors in the system design at three different times were 1.03% and 2.24%, respectively. Furthermore, on day 2, the average temperature and humidity sensor errors were 1.359% and 1.739% respectively. This system works effectively, where the humidifier maintains humidity by obeying the limits of turning off at humidity above 80% and turning on below 70%. Meanwhile, the light adjusts its brightness level based on temperature with a range of 30°C - 35°C. This system is able to maintain temperature and humidity with 97% accuracy. The results of the tested data are sent to the IoT Platform so that they can be accessed in real-time. The test results for the delay value of 90.45441238 ms indicate that data transmission is in the very good category.
Compared RGB Methods Towards Efficient Money Detector for Blind People Fadilah, Maulina; Maulana, Yulian Zetta; Yusro, Muhammad
Indonesian Journal of Electronics, Electromedical Engineering, and Medical Informatics Vol. 6 No. 1 (2024): February
Publisher : Jurusan Teknik Elektromedik, Politeknik Kesehatan Kemenkes Surabaya, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35882/0521cr88

Abstract

Limitations of profound visual impairment distinguishing each nominal number of banknotes are often used by people with bad intentions to take advantage of that basis, like money fraud. Due to this reason, the blind people need to be helped to recognize their surroundings by developing assistive technology that is advanced for them. This study aims to build an efficient design of a money detector by comparing three RGB methods: range breakdown, If-Then Rules, and decision tree to recognize the nominal of money. By comparing the RGB methods, this research contributes to investigate the most accurate and efficient method for further development of money detector for blind people. The sample used in this experiment is rupiah banknotes for the 2016 and 2022 issuances. The device is built with a TCS3200 colour sensor and designed in a real-time platform. It has been found that the highest average percentage accuracy was achieved by the breakdown range method with 100% (2016 sample) and 90% (2022 sample). This device also successfully produced a notification sound from a speaker that mentions the detected nominal value. This research could be used as a reference to improve assistive technology for blind people.
Digital PID Trainer Based On Arduino For DC Motor Speed Control With Ziegler Nichols Method Dana Edie Ardana, Dana Edie Ardana; Yulian Zetta Maulana; Gunawan Wibisono
JURNAL NASIONAL TEKNIK ELEKTRO Vol 14, No 3: November 2025
Publisher : Jurusan Teknik Elektro Universitas Andalas

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25077/jnte.v14n3.1301.2025

Abstract

This research aims to design and implement a Proportional Integral Derivative (PID) control system to regulate the speed of a DC motor using the Ziegler Nichols tuning method, focusing on improving the stability and responsiveness of the system for industrial automation applications. The research uses a mathematical model of a DC motor derived from its electrical and mechanical components for simulation and analysis of the system behavior. The PID controller is implemented with the Ziegler Nichols tuning method (open and closed loop) to determine the optimal parameters (Kp, Ki, Kd). The system was tested using Arduino, L298N motor driver, and MATLAB for simulation and analysis. Performance is evaluated based on response characteristics such as rise time, settling time, overshoot, and steady state error. The Ziegler-Nichols method successfully tuned the PID controller with optimal parameters Kp = 11.7, Ki = 1, and Kd = 0.25. Analysis of the system response shows rise time = 0.4866 s, settling time = 2.5829 s, overshoot = 19.6194%, and steady state error = 0.0861%. This PID-controlled system provides fast response and good stability, with significant improvement in reducing steady state error and overshoot compared to systems without controllers or those using trial-and-error tuning. The Ziegler-Nichols tuning method is effective for optimizing PID control in DC motor speed regulation. The proposed system offers a reliable and efficient solution for industrial applications that require precision motor control.
Edukasi Standarisasi Mutu melalui Penyuluhan CPPOB dan SOP di Mitra Paguyuban Dawet Ayu Banjarnegara Nurul Latifasari; Ratih Windu Arini; Yulian Zetta Maulana; Salimatul Qolbiyah; Hanun Khoirunisa
JURPIKAT (Jurnal Pengabdian Kepada Masyarakat) Vol. 7 No. 1 (2026)
Publisher : Politeknik Piksi Ganesha Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37339/jurpikat.v7i1.2815

Abstract

The Banjarnegara Dawet Ayu Association, an icon of traditional regional beverages, still faces various obstacles in business development, such as limited knowledge regarding the implementation of food safety through Good Manufacturing Practices (GMP) and Standard Operating Procedures (SOPs). This community service activity aims to improve product quality and competitiveness through outreach on the implementation of Good Manufacturing Practices (GMP) and Standard Operating Procedures (SOPs). The methods used include delivering material on food safety, GMP, and SOPs, followed by assistance in preparing SOP documents, and evaluation through pre-tests and post-tests. The results of the activity showed a 27.9% increase in participant knowledge, from 57.3% to 85.2%, indicating that participants were able to absorb the information well. Significant improvements were seen in understanding aspects of food safety and the purpose of implementing SOPs, as well as the importance of GMP in maintaining product quality and safety. This success proves that strengthening partner capacity through education and direct practice can improve understanding and skills in production and business strategy. Thus, this dedication is expected to encourage the Banjarnegara Dawet Ayu Association to produce higher quality, safer, and more competitive products, as well as being able to develop marketing strategies systematically and sustainably.
Analisis Perbandingan penggunaan Daya Pengendali Bang Bang dan Pengendali Fuzzy Pada Pemanas Air Rahmana, Fhadil Yulisesha; Maulana, Yulian Zetta; Wibisono, Gunawan
Journal of Telecommunication Electronics and Control Engineering (JTECE) Vol 8 No 1 (2026): Journal of Telecommunication, Electronics, and Control Engineering (JTECE)
Publisher : LPPM INSTITUT TEKNOLOGI TELKOM PURWOKERTO

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20895/jtece.v8i1.2060

Abstract

Pemanas air yang saat ini tersedia di pasaran masih menggunakan daya yang cukup besar dan masih jauh dari konsep efisiensi daya. Pada umumnya pemanas air menggunakan sebuah sistem kendali untuk mengontrol suhu air yang ada didalamnya. Terdapat berbagai jenis sistem kendali yang dapat diterapkan dalam pengontrolan suhu, seperti kendali Bang-bang dan kendali Fuzzy. Penelitian ini membandingkan hasil pengendalian dari kedua jenis kendali ini sangat diperlukan. Penelitian ini bertujuan membandingkan penggunaan daya antara sistem kendali Bang-bang dan kendali Fuzzy dalam proses pemanasan air. Maka dengan hasil dari perbandingan tersebut dapat menentukan sistem kendali yang memiliki penggunaan daya lebih sedikit. Penelitian dilakukan dengan membandingkan penggunaan daya antara sistem kendali bang-bang dan fuzzy berdasarkan daya yang digunakan dan waktu yang dibutuhkan untuk mencapai set point yang ditentukan. Dari hasil penelitian didapatkan bahwa sistem kendali fuzzy memakai lebih sedikit daya dan waktu yang lebih cepat dibandingkan sistem kendali bang-bang. Dengan besar daya rata rata yaitu 361W dan waktu rata rata sebesar 605 s. Kendali Fuzzy juga memiliki nilai simpangan baku yang lebih kecil untuk Daya dan Respon waktu rata-rata dibandingkan kendali Bang-Bang.