Influence of Horizontal Pipe Length to Flooding of Counter Current of Water-Air Flow in Complex Pipe

This research has been conducted study the effect of horizontal pipe length on flooding phenomenon. Observation of the flow phenomenon has used high speed camera. Working fluids for this study were water-air and the water flow was countercurrent to the air through a hot leg simulator. Hot leg simula...

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Main Authors: Samuel Hartono, Deendarlianto, Indarto, Apip Badarudin
Format: Article
Language:English
Published: University of Muhammadiyah Malang 2017-11-01
Series:JEMMME (Journal of Energy, Mechanical, Material, and Manufacturing Engineering)
Subjects:
Online Access:http://ejournal.umm.ac.id/index.php/JEMMME/article/view/5029/pdf
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author Samuel Hartono
Deendarlianto
Indarto
Apip Badarudin
author_facet Samuel Hartono
Deendarlianto
Indarto
Apip Badarudin
author_sort Samuel Hartono
collection DOAJ
description This research has been conducted study the effect of horizontal pipe length on flooding phenomenon. Observation of the flow phenomenon has used high speed camera. Working fluids for this study were water-air and the water flow was countercurrent to the air through a hot leg simulator. Hot leg simulator consisted of an acrylic horizontal pipe with inside diameter of 25.4 mm and an elbow with inclination angle of 500. The ratio of length to diameter pipe used in this study L/D = 25, L/D = 50 and L/D = 94.5. Water superficial velocity (JL) were 0.016 m/s, 0.049 m/s, 0.082 m/s. For each water superficial velocity, air superficial velocity (JG) was increased gradually with 0.1646 m/s from 0 m/s until flooding phenomenon appeared. Time interval to change air superficial velocity was 15 seconds. The result of this study was flooding phenomenon appeared earlier for higher L/D, and it was observed that the onset of flooding shifted toward the bend. It was also observed that flooding phenomenon shifted away from the bend for higher JL while L/D kept constant.
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spelling doaj.art-66c9fc894ede4686b7e2246449636f7e2022-12-22T01:35:48ZengUniversity of Muhammadiyah MalangJEMMME (Journal of Energy, Mechanical, Material, and Manufacturing Engineering)2541-63322548-42812017-11-01226473https://doi.org/10.22219/jemmme.v2i2.5029Influence of Horizontal Pipe Length to Flooding of Counter Current of Water-Air Flow in Complex PipeSamuel Hartono0Deendarlianto1Indarto2Apip Badarudin3Gadjah Mada UniversityGadjah Mada UniversityGadjah Mada UniversityGadjah Mada UniversityThis research has been conducted study the effect of horizontal pipe length on flooding phenomenon. Observation of the flow phenomenon has used high speed camera. Working fluids for this study were water-air and the water flow was countercurrent to the air through a hot leg simulator. Hot leg simulator consisted of an acrylic horizontal pipe with inside diameter of 25.4 mm and an elbow with inclination angle of 500. The ratio of length to diameter pipe used in this study L/D = 25, L/D = 50 and L/D = 94.5. Water superficial velocity (JL) were 0.016 m/s, 0.049 m/s, 0.082 m/s. For each water superficial velocity, air superficial velocity (JG) was increased gradually with 0.1646 m/s from 0 m/s until flooding phenomenon appeared. Time interval to change air superficial velocity was 15 seconds. The result of this study was flooding phenomenon appeared earlier for higher L/D, and it was observed that the onset of flooding shifted toward the bend. It was also observed that flooding phenomenon shifted away from the bend for higher JL while L/D kept constant.http://ejournal.umm.ac.id/index.php/JEMMME/article/view/5029/pdfhot legL/Dfloodingcounter current flowsuperficial velocity
spellingShingle Samuel Hartono
Deendarlianto
Indarto
Apip Badarudin
Influence of Horizontal Pipe Length to Flooding of Counter Current of Water-Air Flow in Complex Pipe
JEMMME (Journal of Energy, Mechanical, Material, and Manufacturing Engineering)
hot leg
L/D
flooding
counter current flow
superficial velocity
title Influence of Horizontal Pipe Length to Flooding of Counter Current of Water-Air Flow in Complex Pipe
title_full Influence of Horizontal Pipe Length to Flooding of Counter Current of Water-Air Flow in Complex Pipe
title_fullStr Influence of Horizontal Pipe Length to Flooding of Counter Current of Water-Air Flow in Complex Pipe
title_full_unstemmed Influence of Horizontal Pipe Length to Flooding of Counter Current of Water-Air Flow in Complex Pipe
title_short Influence of Horizontal Pipe Length to Flooding of Counter Current of Water-Air Flow in Complex Pipe
title_sort influence of horizontal pipe length to flooding of counter current of water air flow in complex pipe
topic hot leg
L/D
flooding
counter current flow
superficial velocity
url http://ejournal.umm.ac.id/index.php/JEMMME/article/view/5029/pdf
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AT deendarlianto influenceofhorizontalpipelengthtofloodingofcountercurrentofwaterairflowincomplexpipe
AT indarto influenceofhorizontalpipelengthtofloodingofcountercurrentofwaterairflowincomplexpipe
AT apipbadarudin influenceofhorizontalpipelengthtofloodingofcountercurrentofwaterairflowincomplexpipe