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Overtopping wave reduction capability of Rakuna IV armor block used for Rubblemound Breakwater

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@article{IJASEIT8628,
   author = {Giang. Le Thi Huong},
   title = {Overtopping wave reduction capability of Rakuna IV armor block used for Rubblemound Breakwater},
   journal = {International Journal on Advanced Science, Engineering and Information Technology},
   volume = {9},
   number = {3},
   year = {2019},
   pages = {922--928},
   keywords = {rubble-mound breakwater;  run-up, overtopping wave; roughness coefficient; amour blocks.},
   abstract = {

Run up, overtopping are the main reasons that damage and unstabilize the coastal and basin protective structures. So, overtopping wave is an inevitable load during coastal structures designing process, particularly at present very complicated real situation of global sea level rise and climate change. Based on the early researches, allowable mean overtopping wave discharges play an important roll in determining breakwaters' dimension such as top elevation, slope protective alternatives in the port side and so on. The more permissible average overtopping wave discharges, the lower breakwater top elevation needed. Moreover, the weight of armor blocks used on a seaside slope can be reduced. However, the port side slope needs to be properly protected against the impact of overtopping wave. Thus, researching the application of new armored unit blocks with high overtopping wave reduction capability that is corresponsive to typhoon-generated wave conditions is totally in need. Rakuna IV is one of the newly developed wave-dissipating blocks invented by Nikken Kogaku (Japan) in 2007, and the stability of this block for rubble mound breakwaters has been investigated under non-wave overtopping conditions by many researchers in Japan, Korea, China, and Vietnam. To be more exhaustive in the design of breakwaters with this kind of block, this study carried out experimental research on wave overtopping performance of RAKUNA-IV (overtopping reduction by roughness factor γr) in wave flume at Ha Noi Water Resources University. Based on the physical model tests' results, the author has determined the overtopping wave reduction coefficient γr of Rakuna IV block and its relationship with Irribaren number xm-1,0.

},    issn = {2088-5334},    publisher = {INSIGHT - Indonesian Society for Knowledge and Human Development},    url = {http://ijaseit.insightsociety.org/index.php?option=com_content&view=article&id=9&Itemid=1&article_id=8628},    doi = {10.18517/ijaseit.9.3.8628} }

EndNote

%A Le Thi Huong, Giang.
%D 2019
%T Overtopping wave reduction capability of Rakuna IV armor block used for Rubblemound Breakwater
%B 2019
%9 rubble-mound breakwater;  run-up, overtopping wave; roughness coefficient; amour blocks.
%! Overtopping wave reduction capability of Rakuna IV armor block used for Rubblemound Breakwater
%K rubble-mound breakwater;  run-up, overtopping wave; roughness coefficient; amour blocks.
%X 

Run up, overtopping are the main reasons that damage and unstabilize the coastal and basin protective structures. So, overtopping wave is an inevitable load during coastal structures designing process, particularly at present very complicated real situation of global sea level rise and climate change. Based on the early researches, allowable mean overtopping wave discharges play an important roll in determining breakwaters' dimension such as top elevation, slope protective alternatives in the port side and so on. The more permissible average overtopping wave discharges, the lower breakwater top elevation needed. Moreover, the weight of armor blocks used on a seaside slope can be reduced. However, the port side slope needs to be properly protected against the impact of overtopping wave. Thus, researching the application of new armored unit blocks with high overtopping wave reduction capability that is corresponsive to typhoon-generated wave conditions is totally in need. Rakuna IV is one of the newly developed wave-dissipating blocks invented by Nikken Kogaku (Japan) in 2007, and the stability of this block for rubble mound breakwaters has been investigated under non-wave overtopping conditions by many researchers in Japan, Korea, China, and Vietnam. To be more exhaustive in the design of breakwaters with this kind of block, this study carried out experimental research on wave overtopping performance of RAKUNA-IV (overtopping reduction by roughness factor γr) in wave flume at Ha Noi Water Resources University. Based on the physical model tests' results, the author has determined the overtopping wave reduction coefficient γr of Rakuna IV block and its relationship with Irribaren number xm-1,0.

%U http://ijaseit.insightsociety.org/index.php?option=com_content&view=article&id=9&Itemid=1&article_id=8628 %R doi:10.18517/ijaseit.9.3.8628 %J International Journal on Advanced Science, Engineering and Information Technology %V 9 %N 3 %@ 2088-5334

IEEE

Giang. Le Thi Huong,"Overtopping wave reduction capability of Rakuna IV armor block used for Rubblemound Breakwater," International Journal on Advanced Science, Engineering and Information Technology, vol. 9, no. 3, pp. 922-928, 2019. [Online]. Available: http://dx.doi.org/10.18517/ijaseit.9.3.8628.

RefMan/ProCite (RIS)

TY  - JOUR
AU  - Le Thi Huong, Giang.
PY  - 2019
TI  - Overtopping wave reduction capability of Rakuna IV armor block used for Rubblemound Breakwater
JF  - International Journal on Advanced Science, Engineering and Information Technology; Vol. 9 (2019) No. 3
Y2  - 2019
SP  - 922
EP  - 928
SN  - 2088-5334
PB  - INSIGHT - Indonesian Society for Knowledge and Human Development
KW  - rubble-mound breakwater;  run-up, overtopping wave; roughness coefficient; amour blocks.
N2  - 

Run up, overtopping are the main reasons that damage and unstabilize the coastal and basin protective structures. So, overtopping wave is an inevitable load during coastal structures designing process, particularly at present very complicated real situation of global sea level rise and climate change. Based on the early researches, allowable mean overtopping wave discharges play an important roll in determining breakwaters' dimension such as top elevation, slope protective alternatives in the port side and so on. The more permissible average overtopping wave discharges, the lower breakwater top elevation needed. Moreover, the weight of armor blocks used on a seaside slope can be reduced. However, the port side slope needs to be properly protected against the impact of overtopping wave. Thus, researching the application of new armored unit blocks with high overtopping wave reduction capability that is corresponsive to typhoon-generated wave conditions is totally in need. Rakuna IV is one of the newly developed wave-dissipating blocks invented by Nikken Kogaku (Japan) in 2007, and the stability of this block for rubble mound breakwaters has been investigated under non-wave overtopping conditions by many researchers in Japan, Korea, China, and Vietnam. To be more exhaustive in the design of breakwaters with this kind of block, this study carried out experimental research on wave overtopping performance of RAKUNA-IV (overtopping reduction by roughness factor γr) in wave flume at Ha Noi Water Resources University. Based on the physical model tests' results, the author has determined the overtopping wave reduction coefficient γr of Rakuna IV block and its relationship with Irribaren number xm-1,0.

UR - http://ijaseit.insightsociety.org/index.php?option=com_content&view=article&id=9&Itemid=1&article_id=8628 DO - 10.18517/ijaseit.9.3.8628

RefWorks

RT Journal Article
ID 8628
A1 Le Thi Huong, Giang.
T1 Overtopping wave reduction capability of Rakuna IV armor block used for Rubblemound Breakwater
JF International Journal on Advanced Science, Engineering and Information Technology
VO 9
IS 3
YR 2019
SP 922
OP 928
SN 2088-5334
PB INSIGHT - Indonesian Society for Knowledge and Human Development
K1 rubble-mound breakwater;  run-up, overtopping wave; roughness coefficient; amour blocks.
AB 

Run up, overtopping are the main reasons that damage and unstabilize the coastal and basin protective structures. So, overtopping wave is an inevitable load during coastal structures designing process, particularly at present very complicated real situation of global sea level rise and climate change. Based on the early researches, allowable mean overtopping wave discharges play an important roll in determining breakwaters' dimension such as top elevation, slope protective alternatives in the port side and so on. The more permissible average overtopping wave discharges, the lower breakwater top elevation needed. Moreover, the weight of armor blocks used on a seaside slope can be reduced. However, the port side slope needs to be properly protected against the impact of overtopping wave. Thus, researching the application of new armored unit blocks with high overtopping wave reduction capability that is corresponsive to typhoon-generated wave conditions is totally in need. Rakuna IV is one of the newly developed wave-dissipating blocks invented by Nikken Kogaku (Japan) in 2007, and the stability of this block for rubble mound breakwaters has been investigated under non-wave overtopping conditions by many researchers in Japan, Korea, China, and Vietnam. To be more exhaustive in the design of breakwaters with this kind of block, this study carried out experimental research on wave overtopping performance of RAKUNA-IV (overtopping reduction by roughness factor γr) in wave flume at Ha Noi Water Resources University. Based on the physical model tests' results, the author has determined the overtopping wave reduction coefficient γr of Rakuna IV block and its relationship with Irribaren number xm-1,0.

LK http://ijaseit.insightsociety.org/index.php?option=com_content&view=article&id=9&Itemid=1&article_id=8628 DO - 10.18517/ijaseit.9.3.8628