Results 31 to 40 of about 1,100,146 (177)

STUDI KADAR GAS AMONIA MENGGUNAKAN SENSOR AMONIA MQ135 MENGGUNAKAN SPREADSHEET BERBASIS INTERNET OF THING (IOT)

open access: yesTransmisi: Jurnal Ilmiah Teknik Elektro, 2023
Gas amonia merupakan gas yang sangat berbahaya bagi kesehatan ayam pada kandang ayam maupun peternaknya itu sendiri, karena dengan  kadar amonia >25 ppm akan mengganggu kesehatan bagi ayam. Pada penelitian sebelumnya Kadar amonia di dalam kandang tidak boleh lebih dari 5 ppm karena dapat menyebabkan gangguan pernapasan pada ayam.
Pendriadi Pendriadi   +3 more
openaire   +1 more source

A Performance Comparison of XBEE S2 Module and ESP8266 (12E) Module on Air Quality Monitoring System

open access: yesJournal of Internet and Software Engineering, 2020
The development of wireless sensor network (WSN) technology has progressed very rapidly. These developments also triggered the development of wireless modules used in WSN.
Ricky Hastomo Erwanto, Muhammad Arrofiq
doaj   +1 more source

Chemical Thermal Runaway Modeling of Lithium‐Ion Batteries for Prediction of Heat and Gas Generation

open access: yesEnergy Technology, Volume 11, Issue 10, October 2023., 2023
This article describes a method of coupled thermal and chemical simulations for the prediction of thermal runaway behavior of Li‐ion batteries. Temperature curves and amount and composition of released gases are obtained from the simulations. The numerical model can be adapted to various cell types. It is validated by heating ramp experiments.
Niklas Weber   +3 more
wiley   +1 more source

Perancangan Prototipe Alat Deteksi Asap Rokok dengan Sistem Purifier Menggunakan Sensor MQ-135 dan MQ-2

open access: yesTechne, 2022
Merokok di tempat umum seperti di pusat perbelanjaan, perkantoran, dan restoran merupakan kebiasaan yang sering dijumpai. Asap rokok merupakan salah satu bentuk pencemaran udara yang mengandung karbon monoksida, amonia, kadmium, nikotin, tar, arsenik ...
Ivanno Alexander Rombang   +2 more
doaj   +1 more source

A data fusion approach for nondestructive tracking of the ripening process and quality attributes of green Hayward kiwifruit using artificial olfaction and proximal hyperspectral imaging techniques

open access: yesFood Science &Nutrition, Volume 11, Issue 10, Page 6116-6132, October 2023., 2023
A data fusion, based on hyperspectral imaging (HSI) and electronic nose (e‐nose) systems, was performed in this study to inspect the postharvest ripening process of Hayward kiwifruit. Performance evaluations proved that the fusion of olfactory and reflectance data improves the performance of machine learning algorithms.
Adel Bakhshipour
wiley   +1 more source

Effects of postharvest processing on aroma formation in roasted coffee – a review

open access: yesInternational Journal of Food Science &Technology, Volume 58, Issue 3, Page 1007-1027, March 2023., 2023
Postharvest processing and roasting are two critical procedures to regulate the production of volatile organic compounds (VOCs) and the development of coffee aromas during the manufacturing of the final coffee drink. The mechanisms of producing these volatile compounds are interactive and highly complex.
Xiaotong Cao   +4 more
wiley   +1 more source

Perancangan Prototipe Sistem Kontrol Suhu dan Kelembaban pada Gedung Walet dengan Mikrokontroler Berbasis Mobile

open access: yesJEPIN (Jurnal Edukasi dan Penelitian Informatika), 2018
Abstrak— Sarang burung walet merupakan salah satu komoditas ekspor yang memiliki nilai ekonomis cukup tinggi. Suhu dan kelembaban di dalam gedung walet sangat berpengaruh terhadap kualitas dan harga sarang burung walet. Penelitian ini membangun prototipe
Suti Kurnia Dewi   +2 more
doaj   +1 more source

Investigation on Machine Learning Approaches for Environmental Noise Classifications

open access: yesJournal of Electrical and Computer Engineering, Volume 2023, Issue 1, 2023., 2023
This project aims to investigate the best machine learning (ML) algorithm for classifying sounds originating from the environment that were considered noise pollution in smart cities. Sound collection was carried out using necessary sound capture tools, after which ML classification models were utilized for sound recognition.
Ali Othman Albaji   +3 more
wiley   +1 more source

The Development of a Mobile E-Nose System for Real-Time Beef Quality Monitoring and Spoilage Detection

open access: yesEngineering Proceedings, 2023
Ensuring the quality of meat is crucial to preventing health hazards caused by improper handling. To address this issue, a smart packaging system is necessary for continuous monitoring of beef quality and microbial population, benefiting both meat ...
V. A. Binson, Sania Thomas
doaj   +1 more source

Monitoring and Notification System Air Quality Against Carbon Monoxide in The Study Room IoT based

open access: yesIntensif: Jurnal Ilmiah Penelitian Teknologi dan Penerapan Sistem Informasi, 2021
The increase in human activities has triggered air pollution, especially in school areas. It results from various kinds of gases from exhausts or combustion that harm health and air quality for the community.
Made Ayu Duesa   +1 more
doaj   +1 more source

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