国家自然科学基金(41174157)

作品数:7被引量:14H指数:2
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相关作者:孟凡顺李莹杨新华郭海燕李朋更多>>
相关机构:中国海洋大学长江大学更多>>
相关期刊:《China Ocean Engineering》《Journal of Ocean University of China》《海洋工程》《振动与冲击》更多>>
相关主题:FORCEEXPERIMENTAL_STUDYDIFFERENTCYLINDER涡激振动更多>>
相关领域:天文地球石油与天然气工程交通运输工程机械工程更多>>
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基于遗传算法优化支持向量机模型的套损预测被引量:1
《内蒙古师范大学学报(自然科学汉文版)》2023年第4期392-398,共7页何靖祺 郑志超 孟凡顺 
国家自然科学基金资助项目(41174157)。
为快速有效预测油田套管损坏情况,基于实际开发资料分别选取水井和油井的影响因素作为模型训练数据,通过采用遗传算法(GA)进行参数优化的支持向量机(SVM)作为模型,选用大庆油田南三区1 220口油井及648口水井作为数据集,其中80%作为训练...
关键词:套损预测 支持向量机 遗传算法 
电磁法检测石油套管应力的试验研究被引量:1
《振动与冲击》2019年第6期245-248,共4页孟凡顺 王璐 邓瑞 伊天宇 
国家自然科学基金(41174157)
根据逆磁致伸缩效应及电磁感应原理,针对石油套管的结构,研制了四个感应探头的电测仪器。利用该仪器对石油套管在三点弯载荷作用下进行了电磁检测试验,电磁信号与应力的变化呈现很高的一致性。结果表明,基于电磁感应原理检测石油套管应...
关键词:逆磁致伸缩效应 电磁感应 电磁检测 预防套损 套管应力 
Experimental Study on Ocean Internal Wave Force on Vertical Cylinders in Different Depths被引量:4
《China Ocean Engineering》2016年第3期459-468,共10页王飞 郭海燕 李效民 孟凡顺 
financially supported by the National Natural Science Foundation of China(Grant Nos.51279187 and 41174157);the Fundamental Research Funds for the Central Universities(Grant No.201262005);the Promotive Research Fund for Excellent Young and Middle-aged Scientists of Shandong Province(Grant No.BS2013HZ014)
A series of experimental studies about the force of internal solitary wave and internal periodic wave on vertical cylinders have been carried out in a two-dimensional layered internal wave flume. The internal solitary...
关键词:internal wave two-layer fluid CYLINDER horizontal force vertical distribution 
Laboratory Measurements of Vortex- and Wake-Induced Vibrations of A Tandem Arrangement of Two Flexible Risers被引量:1
《China Ocean Engineering》2016年第1期47-56,共10页刘怀增 王飞 蒋国盛 郭海燕 李效民 
financially supported by the National Natural Science Foundation of China(Grant Nos.51279187 and 41174157);the Fundamental Research Funds for the Central Universities(Grant No.201262005)
The dynamic response of two flexible model risers in tandem arrangement immersed in a stepped current was analyzed. The risers, with an external diameter of 20 mm and a total length of 6200 mm, had an aspect ratio of ...
关键词:marine riser vortex-induced vibration tandem arrangement 
Experimental Investigation on Vortex-Induced Vibration of Steel Catenary Riser被引量:2
《China Ocean Engineering》2015年第5期691-704,共14页范宇婷 毛海英 郭海燕 刘庆海 李效民 
financially supported by the National High Technology Research and Development Program of China(863 Program,Grant No.2010AA09Z303);the National Natural Science Foundation of China(Grant No.41174157);Shandong Province Scientific Research Foundation for Outstanding Young Scientists Program(Grant No.BS2013HZ014)
Steel catenary riser(SCR) is the transmission device between the seabed and the floating production facilities. As developments move into deeper water, the fatigue life of the riser can become critical to the whole ...
关键词:vortex-induced vibration(VIV) steel catenary riser(SCR) current speed seabed 
Three-Dimensional Finite Element Numerical Simulation and Physical Experiment for Magnetism-Stress Detecting in Oil Casing被引量:2
《Journal of Ocean University of China》2015年第4期669-674,共6页MENG Fanshun ZHANG Jie YANG Chaoqun YU Weizhe CHEN Yuxi 
supported by the National Natural Science Foundation of China(No.41174157)
The casing damage has been a big problem in oilfield production. The current detection methods mostly are used after casing damage, which is not very effective. With the rapid development of China's offshore oil indus...
关键词:oil casing damage magnetism-stress detecting magnetic anisotropy finite element analysis physical experiment relative magnetic permeability ANSYS three-dimensional numerical simulation 
海洋立管试验支座设计及其对涡激振动影响研究被引量:3
《海洋工程》2013年第3期31-37,共7页李莹 杨新华 郭海燕 李朋 
国家"863"高技术研究发展计划资助项目(2010AA09Z303);国家自然科学基金资助项目(41174157)
针对大长细比顶张力立管内外流共同作用时涡激振动的试验研究,考虑端部铰接和固接两种边界条件,设计了可施加张力和内流的铰接支座和固接支座,并对两种支座进行数值模拟及受力分析,最后用于深水立管的涡激振动试验。立管模型材料采用6....
关键词:海洋立管 涡激振动 试验支座 受力分析 
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