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国家自然科学基金(41176077): 作品数：11被引量：33H指数：3; 导出分析报告; 相关作者：刘怀山刘凯岳龙徐秀刚邢磊更多>>; 相关机构：中国海洋大学国家深海基地管理中心中国石油中国建筑材料工业地质勘查中心更多>>; 相关期刊：《Journal of Earth Science》《工程地球物理学报》《Journal of Ocean University of China》《石油物探》更多>>; 相关主题：GAS_HYDRATEHYDRATE时频分析SEISMICBASED_ON更多>>; 相关领域：天文地球更多>>

海底浅层高精度地震勘探方法及应用: 《中国科技成果》2018年第21期43-45,共3页刘怀山邢磊; 国家自然科学基金项目(41176077、41230318);国家863计划课题(2015AA092501)联合资助.; 近年来国内外对海洋天然气水合物、矿产资源的兴趣急剧增加,迫切需要研制出对海底浅层进行精细结构探测成像的先进地球物理探测方法。目前海洋地震勘探采用的是针对深层油气的常规方法,不能满足海底浅层构造的高精度探测,海洋中复杂的...; 关键词：海底浅层电火花震源小道距地震拖缆垂直缆特殊干扰波

Estimation of S-wave Velocity for Gas Hydrate Reservoir in the Shenhu Area,North South China Sea被引量：1: 《Journal of Ocean University of China》2018年第5期1091-1102,共12页LIU Xueqin XING Lei LIU Huaishan; supported by the National Natural Science Foundation of China(Nos.41304096 and 41176077);the National Science and Technology Major Project of China(No.2016ZX05024-001-002);the National High-tech R&D Program of China(863 Program;No.2013AA0925 01);the Fundamental Research Funds for the Central Universities(No.201762019); Estimation of S-wave velocity using logging data has mainly been performed for sandstone, mudstone and oil and gas strata, while its application to hydrate reservoirs has been largely overlooked. In this paper we pres...; 关键词：S-wave velocity estimation hydrate reservoir rock physical model

Seismic Low-Frequency Shadow beneath Gas Hydrate in the Shenhu Area Based on the Stereoscopic Observation System被引量：4: 《Journal of Earth Science》2018年第3期669-678,共10页Xueqin Liu Huaishan Liu Lei Xing Yanxin Yin Jianhua Wang; supported by the National Natural Science Foundation of China (Nos. 41304096, 41176077);the National Science and Technology Major Project of China (No. 2016ZX05024-001-002);the National High-Tech R & D Program of China (863 Program) (No. 2013AA092501);the Fundamental Research Funds for the Central Universities (No. 201762019); Spectral analysis shows a low-frequency shadow under the BSR interface. Traditional low-frequency shadow analysis is based on stacked data. In order to understand the BSR low-frequency shadow more clearly, a frequency...; 关键词：HYDRATE BSR stereoscopic observation low-frequency shadow.

Application of Seismic Interferometric Migration for Shallow Seismic High Precision Data Processing: A Case Study in the Shenhu Area被引量：3: 《Journal of Ocean University of China》2018年第1期46-52,共7页WEI Jia LIU Huaishan XING Lei DU Dong; supported by the National Natural Science Foundation of China (Nos. 41230318, 41176077, 4130 4096);the National High-tech R&D Program of China (863) (No. 2013AA092501);the PhD Program Foundation of the Ministry of Education of China (No. 201301 32120014);the Fundamental Research Funds for the Central Universities (Nos. 1313017, 1362013);Major National Science and Technology Programs (No. 2016ZX 05024-001-002); The stability of submarine geological structures has a crucial influence on the construction of offshore engineering projects and the exploitation of seabed resources. Marine geologists should possess a detailed under...; 关键词：SEISMIC INTERFEROMETRIC MIGRATION SHALLOW STRATA Shenhu area MIGRATION IMAGING

Sensitivity Analysis of P-Waves and S-Waves to Gas Hydrate in the Shenhu Area Using OBS被引量：6: 《Journal of Ocean University of China》2018年第1期139-146,共8页XING Lei LIU Xueqin ZHANG Jin LIU Huaishan ZHANG Jing LI Zizheng WANG Jianhua; supported by the National Natural Science Foundation of China (Nos. 41304096, 41176077, 412303 18);the National Science and Technology Major Project of China (No. 2016ZX05024-001-002);the National Hightech R&D Program of China (863 Program) (Nos. 2013 AA092501, 2017YFC0307401);the Fundamental Research Funds for the Central Universities (No. 201762 019); Compared to towed streamers, ocean-bottom seismometers(OBS) obtain both S-wave data and richer wavefield information. In this paper, the induced polarization method is used to conduct wavefield separation on OBS data ...; 关键词：wavefield separation rock SKELETON gas HYDRATE sensitivity

基于时频分析的初至拾取方法研究被引量：12: 《石油物探》2015年第5期508-520,共13页岳龙刘怀山刘凯徐秀刚邢磊; 国家自然科学基金项目(41176077和41230318);国家高技术研究发展计划(863计划)项目(2013AA092501)联合资助; 地震记录的初至拾取是地震资料处理的基础工作,特别是静校正、层析成像等后续处理对初至拾取的精度要求较高。当初至波到达时,其信号的振幅、频率、相位均会发生变化,基于此,提出了一种基于时频分析的初至拾取算法,该算法在噪声判别系...; 关键词：初至拾取小波变换时频分析瞬时相位谱噪声判别系数

数模检波器信号响应的时频分析被引量：2: 《工程地球物理学报》2013年第6期822-827,共6页尉佳刘怀山崔晓于静邱燕; 国家自然科学基金(编号:41176077;编号:41230318);中国海洋大学青年教师科研专项基金(编号:201313017)资助; 理论上,数字检波器与模拟检波器对相同地震信号的频幅响应和相位响应各有不同,但在实际记录中响应差别却存在与理论的不一致性。而利用频谱分析等常规分析方法,记录响应的差别较难分析出来。为了进一步分析实际记录响应,从局部精细对比...; 关键词：数字记录模拟微分记录时频分析响应

精细地震成像技术在吐孜阿瓦特地区的应用研究被引量：3: 《地球物理学进展》2013年第6期3202-3213,共12页王安国马海李婧; 国家自然科学基金(41176077,41230318);国家863项目(2013AA092501);国家973项目(2009CB219505)联合资助; 吐孜阿瓦特地区石油地质条件优越,但该区处于克拉苏构造带西端与乌什凹陷结合部位,构造变形复杂,且受地表及地下地质条件的影响,地震资料成像效果较差.本文针对该区特殊的地质构造环境,结合老资料处理的实际情况,为满足高分辨率、高信...; 关键词：地震成像技术吐孜阿瓦特地震资料处理叠后时间偏移叠前深度偏移

Shallow Water Body Data Processing Based on the Seismic Oceanography被引量：3: 《Journal of Ocean University of China》2013年第3期319-326,共8页LIU Huaishan HU Yi YIN Yanxin WANG Linfei TONG Siyou MA Hai; the Natural Science Foundation of China(41176077);Subject of 973(2009CB219505);Natural Science Foundation of Shandong(ZR2010DM012);Basic Research Special Foundation of the Third Institute of Oceanography affiliated to the State Oceanic Administration(TIOSOA,2009004);the Science Research Project for the South China Sea of Ocean University of China for their financial support to this work; Physical properties of sea water,such as salinity,temperature,density and acoustic velocity,could be demarcated through degradation of energy caused by water absorption,attenuation and other factors.To overcome the ch...; 关键词：seismic oceanography seismic exploration seismic reflection profiling marine water body characteristics rapidmonitoring

Strong noise attenuation method based on the multiuser kurtosis criterion: 《Applied Geophysics》2013年第1期25-32,117,共9页高伟刘怀山; supported by the National Natural Science Foundation of China(No. 41176077);the State Oceanic Administration Young Marine Science Foundation(No. 2013702); The strong noise produced by the leakage of electricity from marine seismic streamers is often received with seismic signals during marine seismic exploration. Traditional denoising methods show unsatisfactory effects...; 关键词：DENOISING blind source separation multiuser kurtosis strong noise

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