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Rancang Bangun Ultrasonic Vibration System dengan Daya Sembur yang Dapat Diatur untuk Aplikasi Rumah Tanaman Kurniadi, Deni Permana; Muhaemin, Mimin; Sugandi, Gandi
SEMNASTERA (Seminar Nasional Teknologi dan Riset Terapan) Vol 6 (2024)
Publisher : SEMNASTERA (Seminar Nasional Teknologi dan Riset Terapan)

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Teknologi akan menjadi pilihan yang diandalkan pada pertanian modern untuk meningkatkan efisiensi dan produktivitas, salah satu contoh adalah penggunaan rumah tanaman (planthouse), yang digunakan untuk kegiatan budidaya tanaman, dengan tujuan untuk melindungi tanaman dari hujan, angin dan hama, serta dapat mengontrol lingkungan secara optimal [1]. Peralatan yang dipakai untuk mengatur tingkat kelembapan udara yang merupakan salah satu parameter penting selain temperatur adalah humidifier [2]. Namun ternyata humidifier konvensional yang masih banyak dipakai seringkali menghadapi kendala seperti konsumsi energi yang tinggi, distribusi uap air yang tidak merata, serta perawatan yang komplek [3][4]. Kemudian teknologi humidifier ultrasonic vibration system muncul sebagai alternatif yang lebih efisien dan efektif dalam mengontrol kelembapan [5]. Teknologi ini menggunakan prinsip getaran ultrasonik untuk menghasilkan partikel uap air yang sangat halus, sehingga distribusi kelembapan menjadi lebih merata dan hemat energi [6]. Selain itu, humidifier jenis ini memiliki keunggulan dalam hal kebisingan dan minimnya pembentukan kerak mineral. Karena penerapan teknologi ini khususnya dalam konteks pengontrol kelembapan rumah tanaman masih relatif terbatas, maka dalam penelitian ini akan dibuat sebuah purwarupa humidifier ultrasonic vibration system dengan daya sembur yang dapat diatur, sehingga dapat mengontrol kelembapan yang lebih presisi, efisiensi energi yang lebih baik, serta peningkatan produktivitas tanaman dalam lingkungan rumah tanaman.
Design and Development of A Semi-Automatic Catfish Feeder Device Based on Arduino Sugandi, Gandi; Gusman, Dilla Oktaviani; Susilawati, Helfy; Wiharso, Tri Arif
Journal of Energy and Electrical Engineering Vol 6, No 2: April 2025
Publisher : Teknik Elektro Universitas Siliwangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37058/jeee.v6i2.15028

Abstract

Fish feed is one of the most important factors in fish farming and plays a crucial role in determining the success of the cultivation. One of the most commonly farmed fish species in the community is catfish. The feeding of catfish must be carefully managed to optimize their growth by providing feed accurately and regularly so that they can be harvested with maximum results. In this thesis research, a semi-automatic catfish feeder was designed to optimize the feeding process. The device is designed with a semi-automatic system so that when monitoring the catfish pond, farmers can simultaneously feed the fish. This device also uses a solar panel as an energy source to make it more efficient, especially in areas far from electrical sources. The feeder operates using Bluetooth transmission and can be controlled via a smartphone. It includes a feed dispensing system and a feed weight monitoring system, which displays the feed weight in grams on an LCD screen. On the smartphone, a parameter called "Feed Capacity" is displayed to indicate the amount of feed based on its height inside the feed container. This device has a load cell sensor with an average error of 0.5% and a servo motor with an average error of 0.6%.
The utilization of the Taguchi method on microring resonator design parameters to enhance the value of the quality factor Aminudin, Ahmad; Hasanah, Lilik; Setyo Nugroho, Harbi; Wulandari, Chandra; Mulyanti, Budi; Eka Pawinanto, Roer; Rifqi Md Zain, Ahmad; Sugandi, Gandi; Hamidah, Ida; Indrasari, Widyaningrum; Yunas, Jumril
Bulletin of Electrical Engineering and Informatics Vol 14, No 5: October 2025
Publisher : Institute of Advanced Engineering and Science

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.11591/eei.v14i5.9780

Abstract

This study uses the Taguchi method to optimize the quality factor (Q-factor) of microring resonators (MRRs) for sensor applications. The MRRs are compact optical components widely used in biosensors and environmental monitoring due to their sensitivity to refractive index changes. The Q-factor, a key performance metric for MRRs, is significantly influenced by structural parameters such as ring radius (R), gap (g), waveguide width (W), and waveguide height (h). We employed a finite difference time domain (FDTD) simulation to model light propagation within the MRR and compute the corresponding Q-factor to identify the optimal combination of these parameters. An L9 orthogonal array (OA) is used in the Taguchi method to analyze each factor's influence with three levels systematically. The optimization resulted in a Q-factor of 6208.44, significantly higher than the baseline value, indicating a substantial improvement. Compared to previous works, this research highlights the advantages of combining FDTD-based electromagnetic modeling with statistical optimization, offering a structured yet efficient approach to MRR design. The proposed method enhances Q-factor performance and provides scalability for practical applications in biomedical and environmental sensing. These findings underscore the utility of Taguchi-based design in advancing the field of photonic sensor optimization.