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Journal : Science and Technology Indonesia

CO2 Thermal Conductivity Detection in Gas Mixture for Concentration Measurement Using Bridge Configuration of Thermopiles Eko Satria; Melany Febrina; Mitra Djamal; Wahyu Srigutomo; Martin Liess
Science and Technology Indonesia Vol. 7 No. 4 (2022): October
Publisher : Research Center of Inorganic Materials and Coordination Complexes, FMIPA Universitas Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (947.182 KB) | DOI: 10.26554/sti.2022.7.4.443-448

Abstract

In this research, improvisation was carried out by modifying the market IR thermopile which functions as a thermal conductivity detector to measure the concentration of CO2 gas in the gas mixture. Four thermopiles are configured with a Wheatstone bridge with the aim of increasing the accuracy of the measurement system in detecting changes in CO2 concentration in the gas mixture (N2 and CO2). Using the bridge configuration of these four thermopiles, this measurement system can measure changes in CO2 concentration in small orders. The sensor developed is easy to manufacture, low cost, and has high linearity as evidenced by a correlation coefficient of 0.9943. From the experiments carried out, the sensor works quite accurately in detecting CO2 concentrations with the sensor’s sensitivity of -88.19 Volt/%, the detection range is 0% to 100%, and the RMS error value is 2.25.
Co-Authors Abdul Muid Abdul Muid Abdul Waris Achmad, Fariz Aditya Alviori Ahmad Aminudin Alamta Singarimbun Ambran Hartono Aminah, Nina Siti Ari Setiawan Ashadi Amir Azizah Ghina Arifah Bergita Gela M. Saka Buchari Buchari Costrada, Aldo Novaznursyah Cut Novianti Rachmi, Cut Novianti Dadang Dadang Danang Trihatmoko, Danang Daniel Kurnia Daryono Hadi Tjahyono Dasapta Erwin Irawan, Dasapta Erwin Deddy Kurniadi Deny Juanda Puradimaja Dhani Herdiwijaya Dhani Herdiwijaya Emanuel Sungging Mumpuni Evita, Maria Fatahah Dwi Ridhani Fitrilawati Fitrilawati Freddy Haryanto H Mahfudz Hafizh Prihtiadi Harapan Marpaung Harmadi Harmadi Hendro Hendro Hendro Hendro Hendro Hendro Herlan Darmawan Herman Bahar Hong Joo Kim Hufri Hufri Husein H I Kadek Agus Sara Sawita I Made Astra Iful Amri Imam Suyanto Imam Taufiq Inggi Dwi Putri Irninthya Nanda Pratami Irwan irwan meilano Irzaman, Irzaman Ismail Rizka Pambudi Ivan Limansyah Jakrapong Kaewkhao Jayawarsa, A.A. Ketut Juneman Abraham Juniastel Rajagukguk Juniastel. R Kane, Hansel Khairurrijal Khairurrijal Kim, Hong Joo Kumalasari, Ratih Lia Yuliantini Lia Yuliantini Linus Pasasa M. Barmawi Maman Budiman Maman Budiman Maria Evita Maria Evita Maria Evita Martin Liess Martin Liess Melany Febrina Moch Tanzil Multazam Moh Yasin Mukhlizar, Mukhlizar Mukti, Rino Rakhmata Mulyaningsih, Indrya Murhaban Ni Ketut Lasmia Nina Aminah Nina Siti Aminah Nur Ismirawati, Nur Putra, Heriansyah R. N. Setiadi Rahmat Hidayat Rahmat Hidayat Rahmondia N. S Rahmondia N. Setiadi Rahmondia Nanda Ramli Ramli Ramli Ramli Rausyanfikr, Fadhil Retna Apsari Riko Rakhmat Sanjaya, Yogie Sari, Mona Berlian Sari, Mona Berlian Satria, Eko Sawita, I Kadek Agus Sara Siti Aminah, Nina Sony Wardoyo Sparisoma Viridi Suparno Satira Suprijadi Suprijadi Suprijadi Suprijadi Suryanto, Wiwit Suyatno Suyatno Suyatno, Suyatno Thomas Djamaluddin Togar Saragi Tri Siswandi Syahputra Umiatin, Umiatin Wahyu Srigutomo Wahyudi Wahyudi Widyaningrum Indrasari Wilson Jefriyanto Wirawan Wirawan Wirawan, Rahadi Yudi Nugraha Yuliantini, Lia Yulkifli Yulkifli Yulkifli Yulkifli Yulkifli Yulkifli Yulkifli Yulkifli Yusaku Fujii Zaki Suud Zannuraini Zannuraini Zul Anwar