Analysis of spatial envelope rainfall : intensity : duration : frequency curves for Singapore

The objective of this study is the analysis and derivation of the spatial rainfall Intensity-Duration-Frequency curve (IDF) relationship patterns in Singapore. The Rainfall-Intensity-Duration-Frequency curve (IDF curve) is one of the commonly utilized tools in the field of Water Resource Engineering...

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Bibliographic Details
Main Author: Goh, Jeriel Kai Jun
Other Authors: Shuy Eng Ban
Format: Final Year Project (FYP)
Language:English
Published: 2015
Subjects:
Online Access:http://hdl.handle.net/10356/64137
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author Goh, Jeriel Kai Jun
author2 Shuy Eng Ban
author_facet Shuy Eng Ban
Goh, Jeriel Kai Jun
author_sort Goh, Jeriel Kai Jun
collection NTU
description The objective of this study is the analysis and derivation of the spatial rainfall Intensity-Duration-Frequency curve (IDF) relationship patterns in Singapore. The Rainfall-Intensity-Duration-Frequency curve (IDF curve) is one of the commonly utilized tools in the field of Water Resource Engineering. The.IDF curve represents in graphical form the probability of occurrence of a given rainfall intensity. It is used to estimate the return period of a rainfall event or rainfall amount. The study of the Intensity-Duration-Frequency rainfall relationship is applied in the design, development and operations of water resource projects like the storm drainage systems in Singapore. The main objective of this project is to use the different approaches in the comparison between IDF curves in Singapore. This is done to observe if the current method of using the Gumbel distribution to derive Singapore’s IDF curve is an accurate representation in modelling future rainfall patterns. Because of the unpredictability of climate change, it may not be an accurate representation to use historical data to model future rainfall data. As such this study seeks to analyse if the current overall IDF curve is an accurate representation of the different regions' rainfall in Singapore. It also discusses the viability of using the Maximum Envelope IDF curve in place of the Singapore IDF curve.
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spelling ntu-10356/641372023-03-03T17:04:57Z Analysis of spatial envelope rainfall : intensity : duration : frequency curves for Singapore Goh, Jeriel Kai Jun Shuy Eng Ban School of Civil and Environmental Engineering DRNTU::Engineering::Environmental engineering The objective of this study is the analysis and derivation of the spatial rainfall Intensity-Duration-Frequency curve (IDF) relationship patterns in Singapore. The Rainfall-Intensity-Duration-Frequency curve (IDF curve) is one of the commonly utilized tools in the field of Water Resource Engineering. The.IDF curve represents in graphical form the probability of occurrence of a given rainfall intensity. It is used to estimate the return period of a rainfall event or rainfall amount. The study of the Intensity-Duration-Frequency rainfall relationship is applied in the design, development and operations of water resource projects like the storm drainage systems in Singapore. The main objective of this project is to use the different approaches in the comparison between IDF curves in Singapore. This is done to observe if the current method of using the Gumbel distribution to derive Singapore’s IDF curve is an accurate representation in modelling future rainfall patterns. Because of the unpredictability of climate change, it may not be an accurate representation to use historical data to model future rainfall data. As such this study seeks to analyse if the current overall IDF curve is an accurate representation of the different regions' rainfall in Singapore. It also discusses the viability of using the Maximum Envelope IDF curve in place of the Singapore IDF curve. Bachelor of Engineering (Environmental Engineering) 2015-05-25T02:45:14Z 2015-05-25T02:45:14Z 2015 2015 Final Year Project (FYP) http://hdl.handle.net/10356/64137 en Nanyang Technological University 38 p. application/pdf
spellingShingle DRNTU::Engineering::Environmental engineering
Goh, Jeriel Kai Jun
Analysis of spatial envelope rainfall : intensity : duration : frequency curves for Singapore
title Analysis of spatial envelope rainfall : intensity : duration : frequency curves for Singapore
title_full Analysis of spatial envelope rainfall : intensity : duration : frequency curves for Singapore
title_fullStr Analysis of spatial envelope rainfall : intensity : duration : frequency curves for Singapore
title_full_unstemmed Analysis of spatial envelope rainfall : intensity : duration : frequency curves for Singapore
title_short Analysis of spatial envelope rainfall : intensity : duration : frequency curves for Singapore
title_sort analysis of spatial envelope rainfall intensity duration frequency curves for singapore
topic DRNTU::Engineering::Environmental engineering
url http://hdl.handle.net/10356/64137
work_keys_str_mv AT gohjerielkaijun analysisofspatialenveloperainfallintensitydurationfrequencycurvesforsingapore