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DESAIN DAN ANALISIS AKURASI ALAT UKUR KETINGGIAN AIR DI SUNGAI UNTUK SISTEM PERINGATAN DINI BENCANA BANJIR BERBASIS INTERNET OF THINGS Utama, Yoga Alif Kurnia; P. Kolago, Demison
Infotronik : Jurnal Teknologi Informasi dan Elektronika Vol 9 No 1 (2024): Vol 9 No 1 Tahun 2024
Publisher : Universitas Sangga Buana

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32897/infotronik.2024.9.1.3018

Abstract

Climate change and the growing need for water resources have driven increased attention to the monitoring and management of rivers and other water sources. River water level is one of the important parameters in monitoring water quality and quantity, as well as in understanding the dynamics of river ecosystems. Therefore, the development of reliable, accurate, and high-technology-based water level measuring instruments is an urgent need. This research will create a system that can detect river water levels periodically using A01NYUB sensors. This water level data will be sent to a website using the internet network via GSM Modem. The results show that the A01NYUB sensor has a measurement error of 0.26% and a standard deviation of 0.43%. This proves that the A01NYUB sensor can be used for flood early warning systems because it has a measurement error and a fairly small standard deviation.
Desain dan Pembuatan Pembangkit Listrik Tenaga Air Hujan Menggunakan Piezoelectric Disk Zebua, Dermawan; Kolago, Demison; Wijaya, Yohanes Adi Chandra; Utama, Yoga Alif Kurnia
JURNAL TECNOSCIENZA Vol. 4 No. 1 (2019): TECNOSCIENZA
Publisher : JURNAL TECNOSCIENZA

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51158/x0vh2433

Abstract

AbstrakBahan piezoelectric merupakan salah satu bahan yang jika terkena tekanan mekanik akan menghasilkan tegangan listik. Bahan piezoelectric bersifat reversible yang artinya jika tegangan listrik diterapkan pada bahan piezoelectric, maka pada bahan tersebut terjadi deformasi mekanik. Karena kelebihan material ini, maka piezoelectric ini dapat dimanfaatkan sebagai bahan untuk membuat sistem yang dapat mengumpulkan energi (energy harvesting). Penelitian ini memanfaatkan bahan piezoelectric ini untuk membuat pembangkit listrik tenaga air hujan. Rintikan air hujan akan mengenai bahan piezoelectric tersebut dan mengeluarkan tegangan yang mana tegangan tersebut akan diukur menggunakan sensor tegangan dan Arduino Mega. Tegangan yang dibaca oleh Arduino Mega akan ditampilkan menggunakan TFT LCD. Pengujian dilakukan dengancara membiarkan bahan piezoelectric terkena hujan dan angin. Hasil penelitian menunjukkan bahwa makin cepat angin bertiup dan makin tinggi curah hujan yang mengenai piezoelectric maka makin tinggi tegangan yang dihasilkan oleh bahan piezoelectric tersebut. Kata kunci: Arduino Mega, Pembangkit Listrik Tenaga Air Hujan, Piezoelectric, TFT LCD AbstractPiezoelectric material is one of material that if it exposed to mechanical pressure, it will produce electrical stress. Piezoelectric material is reversible which means that if an electrical voltage is applied to a piezoelectric material, then the material will occur mechanical deformation. Because of this reason, this piezoelectric can be used as material to create a system that can collect energy (energy harvesting). This research utilizes this piezoelectric material to make rainwater power plants. Raindrops will hit the piezoelectric material and produces the voltage where the voltage will be measured using a voltage sensor and Arduino Mega. The voltage which read by Arduino Mega will be displayed using the TFT LCD. Testing is done by leaving the piezoelectric material exposed to rain and wind. The results show that the faster the wind blows and the higher the rainfall that hits the piezoelectric, the higher the voltage produced by the piezoelectric material. Keywords: Arduino Mega, Rainwater Power Plant, Piezoelectric, TFT LCD
IMPLEMENTASI FUZZY LOGIC UNTUK KUALITAS UDARA, SUHU, DAN KELEMBABAN UDARA BERBASIS IOT Tamaji, Tamaji; Utama, Yoga Alif Kurnia
Foristek Vol. 13 No. 1 (2023): Foristek
Publisher : Foristek

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54757/fs.v14i1.249

Abstract

Air is the most important factor in human life. Air quality is the most supportive factor in the development of everyday living things. Temperature, Humidity and PPM (Parts Per Million) substances in the air are the parameters most often found in the environment around where we live. Every day there is and increase in pollution from motorized vehicles without us knowing how bad or good the air condition in our environment is. Therefore we need and air quality monitoring to find out how good the air condition around us is by using the MQ-135 gas sensor which is produces air quality output and using the DHT11 sensor which is output the temperature and humidity of the air around the sensor. And using an ESP8266 microcontroller based to display the output on the sensor anywhere and anytime with internet. It is hoped that this tool can be useful to determine the condition of the room good or bad so that users can improve the condition of the room where they live. It is also hoped that this tool can detect gasses leaks that occur in closed room and provide a warning to the user’s cellphone.
DESAIN TUNING PID MENGGUNAKAN DIFFERENTIAL EVOLUTION (DE) UNTUK SISTEM PENGATURAN SUHU PADA INKUBATOR Utama, Yoga Alif Kurnia; Dhaniswara , erwin
Foristek Vol. 13 No. 2 (2023): Foristek
Publisher : Foristek

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54757/fs.v14i2.319

Abstract

The temperature in the room is very dependent on the temperature outside the room. If the temperature outside is unstable, the impact will be reflected on the temperature instability in the room. This creates challenges in controlling room temperature that require a level of consistency, such as in a baby incubator machine, oven, or egg hatcher. Thus, a temperature regulation strategy is needed to overcome disturbances arising from external temperature fluctuations. This research proposes a solution through the use of innovative control methods, namely by making conventional PID control and PID Disturbance Observer. The value of the PID constant will use the Differential Evaluation (DE) method. Both will be tested on an incubator system through simulations at MATLAB2014a with performance index criteria in the form of ITAE. Interference will be introduced into the system by magnifying the temperature difference between inside and outside the incubator so that heat transfer occurs which will affect the temperature inside the incubator. The results showed that the ITAE value of the Distubance Observer PID control was 0.035, while the ITAE of conventional PID control was 0.242. This shows that the PID Disturbance Observer control is an effective control in controlling the temperature inside the incubator and maintaining that temperature from outside interference.