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2015 Vol. 37, No. 9

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2015, Vol. 37, No. 9 Content
2015, 37(9): .
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2015, Vol. 37, No. 9 Cover
2015, 37(9): .
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2015, 37(9): .
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2015, 37(9): .
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Study of wave power density computation in finite depth
Jiang Xingjie, Yang Yongzeng, Wang Daolong, Sun Meng
2015, 37(9): 1-9.
Abstract:
Experiments based on observational data and numerical simulation were carried out in this study to analyze the applicability of three different computational methods of wave power density in finite water depth. From the comparison we conclude that,th...
The ensemble wave forecast and test of cold air wave by using SWAN model in the Bohai Sea and the Yellow Sea
Wang Ya, Wang Qingyuan, Liu Binxian
2015, 37(9): 10-16.
Abstract:
In the paper,a wave forecast system is established by running the wave model SWAN (Simulating Waves Nearshore). The forcing wind field in this system is reconstructed by the 51 members of EC ensemble weather forecast system. Then,a case study of the ...
Simulation of northwestern Pacific circulation and its variability in a regional ocean-atmosphere model——FROALS
Liu Bo, Zhou Tianjun, Zou Liwei, Dong Lu
2015, 37(9): 17-28.
Abstract:
The authors evaluated the performance of a regional ocean-atmosphere coupled model (FROALS) in the simulation of the surface circulation and its interannual variability during 1984-2007 over the northwestern Pacific. FROALS well reproduced the mean s...
Numerical simulation on how the inner core and outer size of tropical cyclones influence the intensity
Wu Lianyao, Lei Xiaotu, Tang Jie
2015, 37(9): 29-38.
Abstract:
Via WRF numerical simulation experiments,this paper discusses the relationship between tropical cyclone(TC) size and intensity,and diagnose the possible mechanism of how TC inner core and outer size influence TC intensity. Results show that: (1) whil...
An ENSO hindcast experiment using CESM
Li Yi, Chen Xingrong, Tan Jing, Huang Yongyong, Cai Yi
2015, 37(9): 39-50.
Abstract:
An ENSO forecast system based on the Community Earth System Model (CESM) released by the National Center for Atmospheric Research (NCAR) is developed. We use a simple sub-surface sea temperature nudging scheme to generate realistic SST distribution. ...
Suaeda-salsa and tamarisk fractional cover inversion models by HJ-1A hyperspectral remote sensing image in Yellow River Estuary
Ren Guangbo, Zhang Jie, Ma Yi
2015, 37(9): 51-58.
Abstract:
Suaeda salsa and tamarisk are the typical vegetation in Yellow River Estuary,and also a key habitat for many kinds of rare birds. Suaeda salsa and tamarix,whose landscape scale usually small,widely distributed and often mixed with each other or other...
Submarine slide and mud volcanism activities in gas hydrate bearing area on the northeastern slope, South China Sea
Liu Boran, Song Haibin, Guan Yongxian, Bai Yang, Chen Jiangxin, Geng Minghui
2015, 37(9): 59-70.
Abstract:
In this paper,seabed morphology features related to submarine slide and mud volcanism activities are presented and analyzed,their impacts to gas hydrate formation and decomposition are discussed,and two models of slide driven and slide-mud volcano dr...
Geology disaster feature and genetic analysis of typical islands, China
Xu Yuanqin, Liu Lejun, Li Peiying, Du Xinyuan, Li Ping, Zhang Xiaolong, Gao Wei
2015, 37(9): 71-83.
Abstract:
Based on island survey and the existing literature,15 kinds of geological disasters were found in the typical islands of China,they are landslides,coastal erosion,saltwater intrusion,wetland degradation,soil and water loss,land subsidence,aeolian dis...
Comparison of paleostorm events between sedimentary and historical archives: A 350 year record from southeastern Hainan Island coastal embayments
Zhou Liang, Gao Shu, Yang Yang, Zhao Yanggang, Han Zhuochen, Wang Dandan, Jia Peihong, Yin Yong
2015, 37(9): 84-94.
Abstract:
Coastal lagoon deposits may provide evidence for the history of past intense tropical cyclones activities. In the present study, sediment cores from two coastal lagoons (Li'an Lagoon and Xincun Lagoon) of southeastern Hainan Island have been analyzed...
Evolution of tidal flat in the bar area of the Yangtze Estuary and their driving factors
Chen Yong, He Zhongfa, Li Bing, Yang Lijun, Zhang Jinhua
2015, 37(9): 95-105.
Abstract:
Bathymetric data surveyed from 1958 to 2013 were analyzed using ArcGIS and DSAS software to investigate the evolution of the tidal flats in the bar area of the Yangtze Estuary. And driving factors such as the declined riverine sediment supply and the...
The parameters of target samples as criterion to research environmental evolution in bay:as the case of Qianhu Bay, Fujian Province
Yu Mingtong, Liu Xiuming, Yang Huawei, Cao Hongwei, Tang Rongjun, Liu Wei, Gong Zhengquan, Chen Youxi, Chen Ying, Sun Qiaohong, Guo Jie
2015, 37(9): 106-112.
Abstract:
133 high density sediment samples were collected from Qianhu Bay coastal section to analyze their grain size which showed a variety of the frequency curves indicated the changes of sedimentary environment. Some samples of beach,shallow,estuary,seamar...
The evolution characteristics and stability analysis of Jinshan Trough in the north shore of Hangzhou Bay during 1972 to 2013
Zheng Lu, Zhang Wei, Wang Jun, He Xiaofeng
2015, 37(9): 113-125.
Abstract:
The erosion-accretion evolution pattern and mechanism within the Jinshan Trough is analyzed using GIS technology,aiming to imply the sediment transport characteristics in a complex hydrodynamic condition from a spatial-temporal view. Data during 1972...
Impacts of storm surge and spring tide on the beach erosion ofthe southwestern Weizhou Island, Guangxi Province
Li Mingjie, Wu Shaohua, Liu Qiuxing, Dong Jianxi
2015, 37(9): 126-137.
Abstract:
In this paper,various history datum,such as meteorological data,tidal data,and storm surge data,etc,are collected and analyzed. Highest tidal levels of multiyear return periods are calculated using the Gumbel curve method,and the related inundation a...
Temporal and spatial variations in suspended sediment concentration and transport in the North Branch of the Yangtze Estuary
Zhang Erfeng, Chen Shenliang, Gu Guochuan, Yang Haifei, Wang Rusheng
2015, 37(9): 138-151.
Abstract:
Based on 4 synchronous hydrological measurements in flood and dry seasons,this paper researches the variations in suspended sediment concentration (SSC) in a tidal cycle,the vertical distribution of SSC,the longitudinal distribution of SSC,the suspen...
Observations of in situ flocs characteristic in the Modaomen Estuary of the Pearl River
Deng Zhirui, He Qing, Yang Qingshu, Lin Jianliang
2015, 37(9): 152-161.
Abstract:
The Laser In Situ Scattering and Transmissometry-100(LISST-100)was used to the field observation in the Modaomen Estuary of the Pearl River during the July 2013(flood season). Based on the in situ data,we get some flocculation information: the disper...