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Journal : sinergi

Heat transfer and pressure characteristics of Tri Ethylene Glycol/water and Ethylene Glycol/water mixtures in copper pipe heated flow systems Sukarman, Sukarman; Khoirudin, Khoirudin; Amir, Amir; Fahrizin, Nazar; Azizah, Renata Lintang; Azizah, Azizah; Setiyo, Muji; Azmi, W. H.
SINERGI Vol 29, No 3 (2025)
Publisher : Universitas Mercu Buana

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22441/sinergi.2025.3.001

Abstract

Enhancing heat transfer efficiency and pressure regulation in copper pipe flow systems is crucial for advancing modern cooling and heating technologies, particularly given the widespread use of copper piping in these applications. This study investigates the thermal and hydraulic performance of ethylene glycol/water (EG/water) and tri ethylene glycol/water (TEG/water) mixtures as working fluids in copper pipe systems. A series of controlled experiments was carried out on a dedicated copper pipe test section to evaluate the effects of varying flow rates on the heat transfer coefficient and pressure drop for each fluid mixture. The results indicate that the TEG/water mixture yielded a ~2.0% increase in heat transfer coefficient and a ~1.0% reduction in pressure drop compared to the EG/water mixture, with a corresponding increase in Reynolds number of approximately 37.0%. The reduction in pressure drop is primarily attributed to the lower viscosity of the TEG/water fluid. These findings provide valuable comparative insights into the thermophysical behaviour of both glycol-based mixtures and offer practical guidance for optimizing the selection of thermal fluids in large-scale cooling and heating systems that utilize copper piping.
Co-Authors Abd. Kadir Abdllah, Wahidah Abdul Wahid Zaini Achmad Achmad Adam Adam Ade Suryanto Afdal Afdal, Afdal Afif Hakim Afif, Zarfan Afriani, Dwi Syskha Agus , Supriyanto Agus Suherman Agus Suprihanto Ahmad Effendi Aini, Lina Nur Aisyah , Sitti Akhlaqul Karimah, Hasna Akhmad Jafar Akhmad, Akhmad Ali, Misbahul Ali, Muhammad Yunus Alifiah, Irma Amrah Kasim Amran Amran Amran, Arman Amri Abdulah Amrulloh, Musfik Ananda, Dwi Resky Andi Hadidu Ani Kusbandiyah Anugraha , Antonius Apriyadi Aprianto, Muchammad Chusnan arham, ihsan Arif Wibowo, Ludvi Arviansyah, Bagus Ashari, Asri Mulya Asnira, Asnira Aspira, Era Asriani Hasan Aulia Nanda, Rizki Azizah Azizah Azizah, Renata Lintang Azmi, Robet Ulil ` Azmi, W. H. Azzahrah, Azzahrah Baharuddin, Dahlia Baharun, Hasan Bambang Genjik Bambang Tjahjadi Basir, Mustika Kusuma Basri Rakhman Budiansyah, Ade Cepi Cahyadi Kurniawan, Robi Cahyani, Wahidah Cepi Budiansyah, Ade Chaqiqi, Sheren Christian, Yefta Dahliah, Dahliah Damarani, Filosofia Dani Hendra Dewadi, Fathan Dewi, Suryani Dirhana, Dirhana Djafar, Akhmad Dodi Mulyadi Dodi Mulyadi Dwi Nugroho Dwi Winarni Eka Puteri, Alfira Eko Hariyanto Epa Rosidah Apipah ESWAN, TUKIMUN, Fadli, Muhammad Nur Fahrizin, Nazar Fajar Utomo, Waskito Farrasoya, Maitsa Fathan Mubina Dewadi Fauzan, Randy Ahmad Felix Wuryo Handono Fitriana, Silvia Fitriati, Azmi Fitriyana, Saodah Dhona Garancang, Sabaruddin Ghany Heryana Gilang Permana Gusmianingsih, Jihan Khalisah Hadaika, Hadaika Hafdarani Hafidah, Andi Hamid, Nasrawati Hamiid, Sharyan Hamriani, Hamriani HANAFI EKO DARONO Hananto, Agustia Handayani, Sifa Rini Haryadi, Nur Haryana, Haryana Hasan Hasan Hasniar Hasniar, Hasniar Hefniy, Hefniy Hendra Wijaya Herni Justiana Astuti Hertanto Hertanto, Hertanto Hibaitulah, Hasbi HIDAYAH, RINI HM, Manda Husni Syahrudin Ibrahimy, Ach. Azaim Ilahude, Hamdani Iman Harymawan Inayati, Nur Isna Indrawahyuni, Indrawahyuni Intan Syavinaz, Eliza Irfani, Tomas Isnawati Isnawati Iwa Lukmana Jaelani, Jaelani Karyadi Karyadi Kasmal, Kasmal Khaeriyah, Hidayatul Khairul Rizal Khoirudin Khoirudin Khoirudin, Khoirudin Krisna Rendi Awalludin Kudiantoro Widianto, Kudiantoro Kultsum, Ummu Kumbarasari, Shanti Kusnadi, Akhmad Kusnadi, Rizal Laekkeng, Mursalim Lilianti lilianti Lilianti, Lilianti Lutfi, Purnama Imam Manurung, Vuko Arief Tua Maulana, Johan Maulana, Wahyudin Menap Moh. Nur Ihsan Muchtar, Azikin Mudjiyanti, Rina Mufrodah, Nely Muh Arif, Muh Muhammad Agus Muhammad Anwar Muji Setiyo Mujiarti, Mujiarti MUNAJIR, ACHMAD Murgantara, Hafid Mustadjab, Andi Zulham Azwar Muttalib, Abd Nanang Nuryadi, Nanang Nita asmara Nizmah F, Nuniek Novianto, Moeso Novita Maulidya Jalal Nuha, Muhammad Saifin Nur Alam Nurdin, Jurana Nurfadhila, Nurfadhila Nurhani, Nuki Nurmawati Maddoani Nurul Islamiyah Okta Nofri Oktapiani, Widia Pamungkas, Danang Sigit Parumbuan, Mesach Dayunison Patya, Dhea Intan Pramesti, Kharunia Pratama, Tito Chaerul Purnama, Dirhana R., Mantasiah Rahdiana, Nana Rahma, Nur Rahman Rahman Ramadhan, Irgi Ramadhan, Trisa Ramli Ramli Ramly, Ramly Raprayoga, Rusdi Rara, Siti Nur Aisyahrani R. Rasulong, Ismail Rembon, Delani Cerelia Rezki Anggreni Rita Kurnia Apindiati Riyan Maulana Rizal, Khairul Rizki Aulia Nanda Rizki Aulia, Nanda Roban, Roban Rohman Rokhmat, Rokhmat Romadhoni, Buyung Rusydi Khalid S. Widad Ahmad Safilu Safilu Safitri, Ika Safril Safril Saifullah, Hanif Samas, Izzatun Nafs Samino, Zana Dies Arahmawati Santoso, Selamet Eko Budi Saputra, Afif Sejati, Amanda Puspanditaning Sephendar, Willy Septiana, Muhammad Rahmantio Septianingrum, Anggik Setyadi, Edi Joko Shren, Shren Sofiyana, Sofiyana Sri Wahyuni St Salmah Sharon Sudana, Dadang Suhara, Ade Suharno Suharno Suhartini, Eka Sukarman Sukarman Sukarman Sukarman Sulaiman, Lalu Supirno, Supirno Surisman, Dini Amalia Suryana, Deddy Suryana, Deddy SURYO Budi Santoso Syaeful Bakhri Syafi’i, Moch. Syahrir, Nurul Anisah Syahrul Syahrul Syukur, Nur Amimah Nublah Tabah Maryanah Taufik Taufik Ulhakim, Muhamad Taufiqur Rokhman, Taufiqur Tikamori, Ghazi Tri Cahyo Nugroho Tri Joko Wibowo, Yohanes Ulhakim, Mumamad Taufik Uswatun Hasanah Wahyudin, Diki Wardana, Defa Nanda Wardani, Ayunytyah Eka Warman Warman Wisudaningsih, Endah Tri Yuris Alkhalifi Yuris, Muhammad Yusri . Zainal Abidin Zalfa, Saniyyah Zhafirah, Aqilah Zulaeha, Sitti