Design of ethanol concentration measurement in food (fermented black sticky rice) using Grove-HCHO sensor.

Autor: Apryanto, Ignatius Fajar, Pristianto, Eko Joni, Kurniawan, Erry Dwi, Kurniawan, Dayat, Anggara, Cahya Edi Wahyu, Mayasti, Nur Kartika Indah, Indriati, Ashri, Rahmawati, Laila, Putri, Devry Pramesti, Yulianti, Lista Eka, Khudaifanny, Siti, Kuala, Seri Intan, Susanti, Novita Dwi
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Zdroj: AIP Conference Proceedings; 2024, Vol. 2957 Issue 1, p1-6, 6p
Abstrakt: This paper aims to design and manufacture a tool for measuring alcohol concentration using a Grove-HCHO sensor for Indonesian traditional food (fermented black sticky rice). In Subang, West Java, Indonesia, black sticky rice is fermented by yeast, so it will produce fermented food that contains alcohol. In the whole system, the HCHO sensor also uses as a formalin detector. This research used one sensor to measure two parameters, i.e., formalin and alcohol concentrations. Day by day fermented food increased its alcohol content. The sample of alcohol with various concentrations was made to be compared with the sensor reading. The samples were made with the dilution method from a higher concentration of alcohol. The sample value and raw data from sensor voltage were used to find the mathematical modeling. The model changed the sensor reading in an experiment to the alcohol concentration value automatically with a microprocessor in Arduino. The experiment results successfully present the sensor that can be measuring the alcohol concentration of fermented black sticky rice 4 days after fermenting process. [ABSTRACT FROM AUTHOR]
Databáze: Complementary Index