ANALISIS EKSPERIMENTAL PERPINDAHAN PANAS PADA MENARA PENDINGIN TIPE PLAT DATAR BERTINGKAT

Cooling towers serve as an important tool in industrial settings to reduce heat in machines that use water and air as working media, this process involves hot water generated from the machine coming into direct contact with air resulting in a small portion of the water evaporating which then reduces...

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Main Authors: Fikri Aulia, Ahmad Syuhada, Razali Razali
Format: Article
Language:English
Published: University of Brawijaya 2024-12-01
Series:Rekayasa Mesin
Subjects:
Online Access:https://rekayasamesin.ub.ac.id/index.php/rm/article/view/1821
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author Fikri Aulia
Ahmad Syuhada
Razali Razali
author_facet Fikri Aulia
Ahmad Syuhada
Razali Razali
author_sort Fikri Aulia
collection DOAJ
description Cooling towers serve as an important tool in industrial settings to reduce heat in machines that use water and air as working media, this process involves hot water generated from the machine coming into direct contact with air resulting in a small portion of the water evaporating which then reduces its temperature. Although previous research has attempted to improve the performance of cooling towers, there is still considerable scope for further exploration in achieving optimal results. One way to improve it is to adjust and change the flow of distributing fluid media by adding the number of holes on the flat plate of the cooling tower. Based on this phenomenon, the researcher wants to examine the magnitude of the heat transfer impact on a multi-storey cooling tower using triangular perforated flat plates with varying numbers of holes. The overall height of the cooling tower is 2.4 meters, consisting of five flat plates arranged in stages with each flat plate dimension having a length of 0.7 meters and a width of 0.5 meters, having a plate area of 3.5 m² with a tilt angle of each plate arrangement on the cooling tower which is 15 °.  The number of holes in a given flat plate is 45, 55, and 65 holes, while the inlet water temperature is set at 80°C, 85°C, and 90°C. The results of this study revealed that the number of holes 65 showed a greater heat transfer effect compared to the other variations. Consequently, the number of holes significantly affects the heat transfer coefficient, thus impacting the overall performance of the multistage cooling tower.
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publishDate 2024-12-01
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series Rekayasa Mesin
spelling doaj-art-bfb48d51e4a649a2a041b47638472cc02025-01-21T01:57:48ZengUniversity of BrawijayaRekayasa Mesin2338-16632477-60412024-12-011531621163010.21776/jrm.v15i3.18211532ANALISIS EKSPERIMENTAL PERPINDAHAN PANAS PADA MENARA PENDINGIN TIPE PLAT DATAR BERTINGKATFikri Aulia0Ahmad Syuhada1Razali Razali2Syiah Kuala UniversitySyiah Kuala UniversitySyiah Kuala UniversityCooling towers serve as an important tool in industrial settings to reduce heat in machines that use water and air as working media, this process involves hot water generated from the machine coming into direct contact with air resulting in a small portion of the water evaporating which then reduces its temperature. Although previous research has attempted to improve the performance of cooling towers, there is still considerable scope for further exploration in achieving optimal results. One way to improve it is to adjust and change the flow of distributing fluid media by adding the number of holes on the flat plate of the cooling tower. Based on this phenomenon, the researcher wants to examine the magnitude of the heat transfer impact on a multi-storey cooling tower using triangular perforated flat plates with varying numbers of holes. The overall height of the cooling tower is 2.4 meters, consisting of five flat plates arranged in stages with each flat plate dimension having a length of 0.7 meters and a width of 0.5 meters, having a plate area of 3.5 m² with a tilt angle of each plate arrangement on the cooling tower which is 15 °.  The number of holes in a given flat plate is 45, 55, and 65 holes, while the inlet water temperature is set at 80°C, 85°C, and 90°C. The results of this study revealed that the number of holes 65 showed a greater heat transfer effect compared to the other variations. Consequently, the number of holes significantly affects the heat transfer coefficient, thus impacting the overall performance of the multistage cooling tower.https://rekayasamesin.ub.ac.id/index.php/rm/article/view/1821cooling towerheat transfernumber of holes
spellingShingle Fikri Aulia
Ahmad Syuhada
Razali Razali
ANALISIS EKSPERIMENTAL PERPINDAHAN PANAS PADA MENARA PENDINGIN TIPE PLAT DATAR BERTINGKAT
Rekayasa Mesin
cooling tower
heat transfer
number of holes
title ANALISIS EKSPERIMENTAL PERPINDAHAN PANAS PADA MENARA PENDINGIN TIPE PLAT DATAR BERTINGKAT
title_full ANALISIS EKSPERIMENTAL PERPINDAHAN PANAS PADA MENARA PENDINGIN TIPE PLAT DATAR BERTINGKAT
title_fullStr ANALISIS EKSPERIMENTAL PERPINDAHAN PANAS PADA MENARA PENDINGIN TIPE PLAT DATAR BERTINGKAT
title_full_unstemmed ANALISIS EKSPERIMENTAL PERPINDAHAN PANAS PADA MENARA PENDINGIN TIPE PLAT DATAR BERTINGKAT
title_short ANALISIS EKSPERIMENTAL PERPINDAHAN PANAS PADA MENARA PENDINGIN TIPE PLAT DATAR BERTINGKAT
title_sort analisis eksperimental perpindahan panas pada menara pendingin tipe plat datar bertingkat
topic cooling tower
heat transfer
number of holes
url https://rekayasamesin.ub.ac.id/index.php/rm/article/view/1821
work_keys_str_mv AT fikriaulia analisiseksperimentalperpindahanpanaspadamenarapendingintipeplatdatarbertingkat
AT ahmadsyuhada analisiseksperimentalperpindahanpanaspadamenarapendingintipeplatdatarbertingkat
AT razalirazali analisiseksperimentalperpindahanpanaspadamenarapendingintipeplatdatarbertingkat