Development of improving intensity duration frequency (IDF) curve considering the climate change impacts – case study at Hulu Terengganu / (Record no. 100648)

MARC details
000 -LEADER
fixed length control field 04317ntm a2200325 i 4500
003 - CONTROL NUMBER IDENTIFIER
control field MY-KuUP
005 - DATE AND TIME OF LATEST TRANSACTION
control field 20251125110847.0
006 - FIXED-LENGTH DATA ELEMENTS--ADDITIONAL MATERIAL CHARACTERISTICS
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007 - PHYSICAL DESCRIPTION FIXED FIELD--GENERAL INFORMATION
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020 ## - INTERNATIONAL STANDARD BOOK NUMBER
International Standard Book Number THE0009831 (Local)
Qualifying information Hardback
040 ## - CATALOGING SOURCE
Original cataloging agency UMPSA
Language of cataloging eng
Transcribing agency UMP
Description conventions rda
090 ## - LOCALLY ASSIGNED LC-TYPE CALL NUMBER (OCLC); LOCAL CALL NUMBER (RLIN)
Classification number (OCLC) (R) ; Classification number, CALL (RLIN) (NR) FTKA .A45 2023 r Thesis
100 1# - MAIN ENTRY--PERSONAL NAME
Personal name Wan Amirul Syahmi Bin Wan Mazlan,
Relator term author.
245 10 - TITLE STATEMENT
Title Development of improving intensity duration frequency (IDF) curve considering the climate change impacts – case study at Hulu Terengganu /
Statement of responsibility, etc. Wan Amirul Syahmi Bin Wan Mazlan
264 #1 - PRODUCTION, PUBLICATION, DISTRIBUTION, MANUFACTURE, AND COPYRIGHT NOTICE
Place of production, publication, distribution, manufacture Kuantan, Pahang :
Name of producer, publisher, distributor, manufacturer UMPSA,
Date of production, publication, distribution, manufacture, or copyright notice 2023
264 #4 - PRODUCTION, PUBLICATION, DISTRIBUTION, MANUFACTURE, AND COPYRIGHT NOTICE
Date of production, publication, distribution, manufacture, or copyright notice ©2023
300 ## - PHYSICAL DESCRIPTION
Extent xiv, 206 pages :
Other physical details illustrations ;
Dimensions 30 cm. +
Accompanying material 1 CD-ROM
336 ## - CONTENT TYPE
Source rdacontent
Content type term text
337 ## - MEDIA TYPE
Source rdamedia
Media type term unmediated
338 ## - CARRIER TYPE
Source rdacarrier
Carrier type term volume
347 ## - DIGITAL FILE CHARACTERISTICS
Source rda
File type text file
Encoding format PDF
500 ## - GENERAL NOTE
General note Faculty of Civil Engineering Technology
502 ## - DISSERTATION NOTE
Dissertation note Thesis (Master of Science) -- Universiti Malaysia Pahang – 2023
504 ## - BIBLIOGRAPHY, ETC. NOTE
Bibliography, etc. note Includes bibliographical references
520 3# - SUMMARY, ETC.
Summary, etc. Climate change has a significant impact on the hydrological cycle by altering rainfall patterns in both intensity and frequency which can cause unexpected flooding in some areas, and flooding in low-lying areas will inevitably worsen. The intensity-durationfrequency (IDF) curve is the most commonly used form as a reference to estimate the peak of flood discharge. Thus, the IDF curve needs to be improved with the expectation that rainfall intensity and frequency have increased as a result of climate change. The main purpose of this study was to develop the IDF curves considering the climate change impacts on Hulu Terengganu. Besides, future rainfall under the climate change scenarios was generated to compare with historical data, and the best disaggregation method for constructing hourly rainfall was determined. There were four active rainfall stations selected to provide 33 years (1988-2020) of observed daily and hourly historical rainfall data. The climate simulation data from the three GCMs (MRI-ESM2-0, CMCC-CM2- SR5, and GFDL-ESM4) for SSP1-2.6, SSP2-4.5, and SSP5-8.5 from the CMIP6 model were used in this study. The statistical downscaling of the linear scaling method (SD-LS) was employed to correct the biases of the three GCMs. Then, the performance of three distinct empirical disaggregation methods: Scaling Properties (SP), Indian Reduction Formula (IRF), and Stochastic Method (SM) has been evaluated using three statistical analyses, and the statistical properties of the hourly historical data and disaggregated data have also been compared. The annual maximum hourly rainfall data obtained from the disaggregation process were fitted into the Gumbel distribution to generate the future IDF curves for the return periods of 2, 5, 10, 20, 50, 100, and 200 years for the rainfall duration of 1 to 24 hours. The maximum rainfall intensities in Δ2050s and Δ2080s for each rainfall station are selected across all climate scenarios to be compared with the current IDF curves used in MSMA2. The results clearly indicated that there are possibilities for increasing patterns in the projected annual and monthly rainfall for both time periods compared to historical data. The increment of rainfall projected by the SSPs is expected to reach 17.11% in Δ2050s with December having the highest intensity and 10.31% in Δ2080s with January having the highest intensity. Besides, the analysis shows that the SP method is the most accurate and adequate empirical method utilised to disaggregate the daily rainfall data to hourly compared to other methods. Finally, the future rainfall intensities of extreme rainfall events for various durations with different return periods are all likely to increase over time. The largest increases are anticipated in the range of 2.0% to 86.0% in Δ2050s and 22.0% to 91.0% in Δ2080s. It proved that climate change has a significant influence on the development of the IDF curve. Therefore, the current IDF curves used as an infrastructure design tool in the MSMA2 need to be improved by considering the impact of future climate trends.
610 20 - SUBJECT ADDED ENTRY--CORPORATE NAME
Corporate name or jurisdiction name as entry element Faculty of Civil Engineering Technology
General subdivision Dissertations
650 #0 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element Universities and colleges
General subdivision Dissertations
942 ## - ADDED ENTRY ELEMENTS (KOHA)
Source of classification or shelving scheme Library of Congress Classification
Koha item type Thesis
Holdings
Withdrawn status Lost status Source of classification or shelving scheme Damaged status Not for loan Collection Home library Current library Date acquired Total checkouts Full call number Barcode Date last seen Copy number Price effective from Koha item type
  Not lost Library of Congress Classification   Not for loan Reference UMPLIB GAMBANG UMPLIB GAMBANG 19/04/2024   FTKA .A45 2023 r Thesis T000003067 19/04/2024 1 19/04/2024 Thesis
  Not lost Library of Congress Classification       UMPLIB GAMBANG UMPLIB GAMBANG 19/04/2024   CD13504 T000003068 19/04/2024   19/04/2024 Thesis

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