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中国海洋工程(英文版)
中国海洋工程(英文版)

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中国海洋工程(英文版)/Journal China Ocean EngineeringCSCDCSTPCD北大核心EISCI
查看更多>> China Ocean Engineering(简称COE)是中国科学技术协会主管、中国海洋学会主办、南京水利科学研究院编辑的英文版综合性、高科技学术季刊(刊号ISSN 0890 - 5487, CN32 – 1441 / P),于1987年创刊,每期180 ± 6页。国际订价:360美元 / 卷,国内订价:800元 / 卷。 COE办刊宗旨:向国外介绍我国与海洋工程有关的研究、设计、试验、生产、使用、管理等方面的成果以及学术动态,扩大对外宣传和交流,展示我国的研究水平。主要刊载:离岸工程、海洋工程、海洋能源利用工程、海洋环境保护工程、水下工程、潜水技术、救捞技术等方面的稿件。稿件形式:学术论文、研究简报、综合评论、调查报告、成果介绍等。COE编委会成员26人,编委会名誉主任严 恺教授 (两院院士),编委会主任邱大洪教授 (中科院院士),还有11位两院院士、6位海外学者和7位国内海洋工程界著名教授专家担任编委,本刊所刊载的论文均是在国内外首次发表的科技学术论文,不是《海洋工程》(中文版)的翻译版。 20年来,COE登载有国内大专院校、科研机构以及工程单位的两院院士和专家教授的论文;还登载一些欧美、澳洲、日本、韩国、印度、土耳其等国家及我国香港、台湾著名学者的论文;有些是中国学者与欧美、澳洲、日本、韩国、新加坡等国学者合作完成研究成果。近五年来,COE刊登论文中有近80%得到各类基金资助、有近20%是国际或国际合作完成,COE的基金论文比和国际论文比,都位居国内5300余种学术期刊的前列。 COE获中国科协、国家基金委1999年度国家自然科学基础性、高科技学术期刊专项基金资助;获中国科协2002、2003、2004和2005年度高科技学术期刊专项基金资助;获得中国科协2002年度重点期刊编辑部专项设备基金资助;获2007~2008年度国家自然科学基金重点学术期刊专项基金资助。COE目前已列入国家科技部中国科技论文统计核心源期刊,并被美国《科学引文索引》( SCI-E );美国《工程索引》( EI Compendex);俄罗斯《文摘杂志》(PЖ,AJ);日本《科学技术文献速报》(CBST);美国《剑桥科学文摘》(CSA);美国《应用力学评论》(AMR); 美国《石油文摘》(PA);等国内外18家权威检索数据库收录,在SCI-JCR公布的2001~ 2006年度国际海洋工程主题学科期刊影响因子指标中,COE均排名国际同类刊物的前十位(其中2003年度排名第七位,2005、2006年度排名第八位)。COE目前在国际海洋工程界已具有一定的知名度,并为我国海洋工程界专家、学者提供了一个在国际同行中展示自己的研究实力和水平,提高和扩大他们在国际学术领域的声望和影响的平台。COE也是我国、中国科协及江苏省的科技学术期刊中,在国际期刊界中为数不多具有影响力的专业学术期刊。COE作为国内外本行业学术界十分重要的传播和交流平台,为国家发掘培养出一大批海洋科学领域的杰出科技人才,如:两院院士;国务院学科评议组成员;长江学者;国家及省部级重点实验室主任;首席科学家;国家攻关项目负责人;上百位教授、博导和一大批博士、博士后;还有些专家学者是光华工程科技奖、国家和省部级科技进步奖、国家重大基金、国家杰出青年基金和国家基金获得者。近几年来,编辑部集体和个人取得的业绩得到上级部门的肯定和表彰,具体表现为:参评的两篇论文分别荣获“第二届(2004年)、第四届(2006年)中国科协期刊优秀学术论文奖”;COE进入首届和第二届“江苏期刊方阵”;副主编唐仁楠和编辑部主任吴永宁先后获“中国科技期刊优秀编辑奖—金牛奖”;吴永宁获“中国科技期刊青年编辑奖—骏马奖”和“江苏省科技期刊编辑学会—金马奖”;编辑部编辑杨 红获江苏省科学技术期刊编辑学会“优秀编辑”荣誉称号;吴永宁获“中国海洋学会优秀会员”荣誉称号,吴永宁被中国海洋学会期刊工作委员会和中国科学技术期刊编辑学会学术委员会聘任为委员,当选为江苏省期刊协会理事、江苏省科学技术期刊编辑学会常务理事。欢迎海内外海洋工程界的朋友们踊跃向本刊投稿。我们对高水平,特别是具有原创性的科学研究论文;对解决国际同行关注的难点与热点问题的论文;对国际合作项目、受国内外各类基金资助项目及重大科研经费资助项目完成的论文非常感兴趣,这类论文我们会安排优先发表。
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    A Nonlinear Explicit Model of A Non-Circular Subsea Tunnel-Liner System with An FGM Inverted Arch Under Mechanical Loading and Fire Fields

    HE JieCHANG Guo-yongLIU YangLI Zhao-chao...
    855-865页
    查看更多>>摘要:This paper proposes an explicit scheme to analyze the failure of a subsea polyhedral tunnel-liner system with an inverted arch under mechanical loading and fire fields. The thin-walled liner is made of Functionally Graded Materials (FGMs),which may improve the stability behavior of the tunnel-liner system. Hydrostatic pressure is inevitable in the liner since underground water may penetrate the cracks of the tunnel,and reach the outer surface of the liner. In addition,an elevated temperature loading is taken into account,considering that fire may occur in the tunnel-liner system. Under the combination of mechanical loading and thermal loading,the liner deforms into a single-lobe shape,which is depicted by a trigonometric function. The total potential energy is expressed quantitatively after the energy approach and thin-walled shell theory are used. The minimum potential energy is obtained when the critical buckling occurs. The critical buckling pressure is calculated,which considers the effect of the thermal field. The present analytical prediction is subsequently compared precisely with other closed-form solutions. Finally,the effects of several parameters,such as the geometric shapes,temperature variations,and volume fraction indices,are discussed to further survey the buckling performance of the nonlinear buckling of an FGM polyhedral liner with an inverted arch. One may address a polyhedral liner with fewer polyhedral sides,and a lower volume fraction index is recommended to rehabilitate cracked tunnels in engineering applications.

    A Rapid Crack Detection Technique Based on Attention for Intelligent M&O of Cross-Sea Bridge

    ZHOU Yong-chuanLI Guang-junWEI WeiWANG Ya-meng...
    866-876页
    查看更多>>摘要:Rapid and accurate segmentation of structural cracks is essential for ensuring the quality and safety of engineering projects. In practice,however,this task faces the challenge of finding a balance between detection accuracy and effi-ciency. To alleviate this problem,a lightweight and efficient real-time crack segmentation framework was developed. Specifically,in the network model system based on an encoding-decoding structure,the encoding network is equipped with packet convolution and attention mechanisms to capture features of different visual scales in layers,and in the decoding process,we also introduce a fusion module based on spatial attention to effectively aggregate these hierarchical features. Codecs are connected by pyramid pooling model (PPM) filtering. The results show that the crack segmentation accuracy and real-time operation capability larger than 76% and 15 fps,respectively,are vali-dated by three publicly available datasets. These wide-ranging results highlight the potential of the model for the intelligent O&M for cross-sea bridge.

    Extreme Responses of An Integrated System with A Semi-Submersible Wind Turbine and Four Torus-Shaped Wave Energy Converters in Different Survival Modes

    WANG KaiLI Yu-mengONG Muk ChenWAN Ling...
    877-892页
    查看更多>>摘要:Offshore wind power is a kind of important clean renewable energy and has attracted increasing attention due to the rapid consumption of non-renewable energy. To reduce the high cost of energy,a possible try is to utilize the combination of wind and wave energy considering their natural correlation. A combined concept consisting of a semi-submersible wind turbine and four torus-shaped wave energy converters was proposed and numerically studied under normal operating conditions. However,the dynamic behavior of the integrated system under extreme sea conditions has not been studied yet. In the present work,extreme responses of the integrated system under two different survival modes are evaluated. Fully coupled time-domain simulations with consideration of interactions between the semi-submersible wind turbine and the torus-shaped wave energy converters are performed to investigate dynamic responses of the integrated system,including mooring tensions,tower bending moments,end stop forces,and contact forces at the Column-Torus interface. It is found that the addition of four tori will reduce the mean motions of the yaw,pitch and surge. When the tori are locked at the still water line,the whole integrated system is more suitable for the survival modes.

    Experimental Study on Hydrodynamic Load Characteristics for A Typical Cross-Section of A Submerged Floating Tunnel

    ZHANG Hong-qianYANG Zhi-wenLI Shao-wuYUAN Chun-guang...
    893-903页
    查看更多>>摘要:The typical cross-sectional form of a submerged floating tunnel plays a significant role in the dynamic response of the tunnel itself,which directly affects the overall design. In this work,a series of experiments involving wave action on a submerged floating tube cross section is reported to study its hydrodynamic load characteristics. Two typical cross section tube cylinders,circular and rectangular,are chosen. Experiments are carried out in a wave flume with waves of relatively low Keulegan-Carpenter (KC) numbers. Three relative depths of submergence of 0,0.25 and 0.5 are chosen. The measured wave forces in regular waves are used to analyze the horizontal force,vertical force and torque,and then the drag coefficient (Cd) and inertia coefficient (Cm) are derived. The results show that the drag coefficients at low KC numbers are large and decrease sharply with increasing KC number. The inertial coefficient Cm values in the vertical direction are about 70% larger than those in the horizontal direction. With an increase in aspect ratio (the ratio of the height to width of the structure),the ratio of inertia coefficient in the horizontal direction to that in the vertical direction increases remarkably. The inertia force coefficient is very sensitive to the submerged water depth and aspect ratio. The existing results may overestimate the actual force value.

    Time-Domain Higher-Order Boundary Element Method for Simulating High Forward-Speed Ship Motions in Waves

    ZHOU Xiao-guoCHENG YongPAN Su-yong
    904-914页
    查看更多>>摘要:The hydrodynamic performance of a high forward-speed ship in obliquely propagating waves is numerically examined to assess both free motions and wave field in comparison with a low forward-speed ship. This numerical model is based on the time-domain potential flow theory and higher-order boundary element method,where an analytical expression is completely expanded to determine the base-unsteady coupling flow imposed on the moving condition of the ship. The ship in the numerical model may possess different advancing speeds,i.e. stationary,low speed,and high speed. The role of the water depth,wave height,wave period,and incident wave angle is analyzed by means of the accurate numerical model. It is found that the resonant motions of the high forward-speed ship are triggered by comparison with the stationary one. More specifically,a higher forward speed generates a V-shaped wave region with a larger elevation,which induces stronger resonant motions corresponding to larger wave periods. The shoaling effect is adverse to the motion of the low-speed ship,but is beneficial to the resonant motion of the high-speed ship. When waves obliquely propagate toward the ship,the V-shaped wave region would be broken due to the coupling effect between roll and pitch motions. It is also demonstrated that the maximum heave motion occurs in beam seas for stationary cases but occurs in head waves for high speeds. However,the variation of the pitch motion with period is hardly affected by wave incident angles.