Investigation Of Water Flow Over Contracted Rectangular Flat-Crested Slit Weir In Open Channel

Empang limpah adalah struktur hidraulik yang tertua dan mudah pembinaannya telah digunakan ke atas saluran terbuka sejak dahulu oleh para jurutera untuk tujuan pengukuran aliran, lesapan tenaga, lencongan aliran, pengaturan kedalaman aliran, saluran banjir dan lain-lain lagi. Terdapat banyak persama...

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Main Author: Jaafar , Rosley
Format: Thesis
Language:English
Published: 2009
Subjects:
Online Access:http://eprints.usm.my/41347/1/Rosley_Bin_Jaafar.pdf
http://eprints.usm.my/41347/
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spelling my.usm.eprints.41347 http://eprints.usm.my/41347/ Investigation Of Water Flow Over Contracted Rectangular Flat-Crested Slit Weir In Open Channel Jaafar , Rosley TJ1-1570 Mechanical engineering and machinery Empang limpah adalah struktur hidraulik yang tertua dan mudah pembinaannya telah digunakan ke atas saluran terbuka sejak dahulu oleh para jurutera untuk tujuan pengukuran aliran, lesapan tenaga, lencongan aliran, pengaturan kedalaman aliran, saluran banjir dan lain-lain lagi. Terdapat banyak persamaan kadar alir untuk empang limpah bersegiempat tepat puncak tajam pada paras tinggi empang limpah, turus empang limpah dan kadar alir air yang berbagai saiz tetapi sebaliknya bagi empang limpah bersegiempat tepat terkecut lekah puncak rata. Dalam kajian ini, konsep empang limpah lekah diperluaskan ke atas empang limpah bersegiempat tepat terkecut lekah puncak rata yang diuji untuk mengukur kadar alir yang rendah pada paras ketinggian empang limpah yang berlainan. Weirs are among the oldest and simplest hydraulic structures that have been used for many years by hydraulic engineers for flow measurement, energy dissipation, flow diversion, regulation of flow depth, flood passage and other means in open channels. A number of discharge equations are available for rectangular sharp-crested weirs at various weir heights, weir heads and discharge flows of water but such equations are not available for contracted rectangular flat-crested slit weirs. In this study, the slit weir concept is extended for contracted rectangular flat surface of weir crest to measure the discharges of small flow rates at different weir heights. 2009-12 Thesis NonPeerReviewed application/pdf en http://eprints.usm.my/41347/1/Rosley_Bin_Jaafar.pdf Jaafar , Rosley (2009) Investigation Of Water Flow Over Contracted Rectangular Flat-Crested Slit Weir In Open Channel. Masters thesis, Universiti Sains Malaysia.
institution Universiti Sains Malaysia
building Hamzah Sendut Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Sains Malaysia
content_source USM Institutional Repository
url_provider http://eprints.usm.my/
language English
topic TJ1-1570 Mechanical engineering and machinery
spellingShingle TJ1-1570 Mechanical engineering and machinery
Jaafar , Rosley
Investigation Of Water Flow Over Contracted Rectangular Flat-Crested Slit Weir In Open Channel
description Empang limpah adalah struktur hidraulik yang tertua dan mudah pembinaannya telah digunakan ke atas saluran terbuka sejak dahulu oleh para jurutera untuk tujuan pengukuran aliran, lesapan tenaga, lencongan aliran, pengaturan kedalaman aliran, saluran banjir dan lain-lain lagi. Terdapat banyak persamaan kadar alir untuk empang limpah bersegiempat tepat puncak tajam pada paras tinggi empang limpah, turus empang limpah dan kadar alir air yang berbagai saiz tetapi sebaliknya bagi empang limpah bersegiempat tepat terkecut lekah puncak rata. Dalam kajian ini, konsep empang limpah lekah diperluaskan ke atas empang limpah bersegiempat tepat terkecut lekah puncak rata yang diuji untuk mengukur kadar alir yang rendah pada paras ketinggian empang limpah yang berlainan. Weirs are among the oldest and simplest hydraulic structures that have been used for many years by hydraulic engineers for flow measurement, energy dissipation, flow diversion, regulation of flow depth, flood passage and other means in open channels. A number of discharge equations are available for rectangular sharp-crested weirs at various weir heights, weir heads and discharge flows of water but such equations are not available for contracted rectangular flat-crested slit weirs. In this study, the slit weir concept is extended for contracted rectangular flat surface of weir crest to measure the discharges of small flow rates at different weir heights.
format Thesis
author Jaafar , Rosley
author_facet Jaafar , Rosley
author_sort Jaafar , Rosley
title Investigation Of Water Flow Over Contracted Rectangular Flat-Crested Slit Weir In Open Channel
title_short Investigation Of Water Flow Over Contracted Rectangular Flat-Crested Slit Weir In Open Channel
title_full Investigation Of Water Flow Over Contracted Rectangular Flat-Crested Slit Weir In Open Channel
title_fullStr Investigation Of Water Flow Over Contracted Rectangular Flat-Crested Slit Weir In Open Channel
title_full_unstemmed Investigation Of Water Flow Over Contracted Rectangular Flat-Crested Slit Weir In Open Channel
title_sort investigation of water flow over contracted rectangular flat-crested slit weir in open channel
publishDate 2009
url http://eprints.usm.my/41347/1/Rosley_Bin_Jaafar.pdf
http://eprints.usm.my/41347/
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score 13.18916