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008 110512s2010 th uu|m rtt 0| a1eng d
035 _a.b12095333
099 9 _aAIT Thesis no.WM-09-11
100 1 _aPanupong Tharaphoom
245 1 0 _aAnalysis of the effect of mangrove (Rhizophora Apiculata) on tsunami force reduction
260 _aPathum Thani, Thailand :
_bAsian Institute of Technology,
_c2010
300 _a60 leaves :
_bill.
490 1 _aThesis ;
_vno. WM-09-11
500 _aA thesis submitted in partial fulfillment of the requirements for TheDegree of Master of Engineering
502 _aThesis (M.Eng.) - Asian Institute of Technology, 2009
520 _aTsunami in the Indian Ocean December 26, 2004 is one of the most serious natural disasters in the history of mankind. Thereare several options to mitigate damage from tsunami and mangroves are one of those options which provide good protection for environment and are cost effective. Therefore, artificial mangrove model is constructed at the AIT laboratory for studying characteristic of tsunami for wave energy dissipation. Rhizophora Apiculata is selected as mangrove model construction because it can resist Tsunami wave and easy to be found in the South East Asia. There are two main parameters of mangrove model which are concerned in this experiment such as width of mangrove model layout and the effect of each part of mangrove. The Tsunami Wave Generator creates various wave height values for measuring characteristic of wave that behind mangrove model layout.The Tsunami wave characteristic such as velocity is used to calculate the energy dissipation rate. From this experimentation it was found that mangrove forest has capability to mitigate damage from Tsunami. The most velocity reduction occurred when the width of mangrove model is 1.30 m which is the maximum width of mangrove in this experimentation. It can reduce 29.16 % from maximum. It leads to maximum energy dissipation because energy dissipation was effected by wave velocity reduction.After this case, the canopy of mangrove is cut; the velocity reduction is reduced from 29.16 % to 14.6 %, and it reduces a little when tests with only root of mangrove. Therefore, the canopy of mangrove has the most effect to the tsunami reduction.The relationship between drag coefficient and the ratio of wave height, the mangrove height, and the width of the mangrove forest are newly proposed where drag coefficient can be applied for the practical design of tsunami barrier
650 0 _aTsunamis
650 0 _aMangrove forests
_xMultiple use
700 1 _aClemente, Roberto S.,
_eChairperson
700 0 _aSutat Weesakul,
_eExamination committee
700 1 _aPerret, Sylvain Roger,
_eExamination Committee
700 0 _aChaiyuth Chinnarasri,
_eExamination committee
710 2 _aRoyal Thai Government Scholarship,
_eScholarship donor
810 2 _aAsian Institute of Technology.
_tThesis ;
_vno. WM-09-11
856 _3Full-Text
_uhttp://203.159.5.9/ait-thesis/detail.php?q=B04330
907 _a.b12095333
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_tAbstract-AIT Thesis no.WM-09-11
_vn
945 _lmnait
945 _lmnarc
942 _c22
942 _c40
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