Article(id=1309584837862846691, tenantId=1146029695717560320, journalId=1308397311409356903, issueId=1309584674813472796, articleNumber=null, orderNo=null, doi=10.6038/pg2026JJ0058, pmid=null, cstr=32085.14.pg2026JJ0058, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1745942400000, receivedDateStr=2025-04-30, revisedDate=1762272000000, revisedDateStr=2025-11-05, acceptedDate=null, acceptedDateStr=null, onlineDate=1790158956256, onlineDateStr=2026-09-23, pubDate=1771516800000, pubDateStr=2026-02-20, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1790158956256, onlineIssueDateStr=2026-09-23, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1790158956256, creator=13701087609, updateTime=1790158956256, updator=13701087609, issue=Issue{id=1309584674813472796, tenantId=1146029695717560320, journalId=1308397311409356903, year='2026', volume='41', issue='1', pageStart='1', pageEnd='500', issueExtLink='null', onlineDate='null', pubDate='1771516800000', pubDateStr='2026-02-20', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=1, specialIssue=null, createTime=1790158917382, creator='13701087609', updateTime=1790210867428, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1309802569166316485, tenantId=1146029695717560320, journalId=1308397311409356903, issueId=1309584674813472796, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1309802569166316486, tenantId=1146029695717560320, journalId=1308397311409356903, issueId=1309584674813472796, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=481, endPage=490, ext={EN=ArticleExt(id=1309584838051590372, articleId=1309584837862846691, tenantId=1146029695717560320, journalId=1308397311409356903, language=EN, title=Research on OBN secondary location method in shallow water environment, columnId=null, journalTitle=Progress in Geophysics, columnName=null, runingTitle=null, highlight=null, articleAbstract=
Accurate observation system information is the foundation of high-precision seismic data processing. Due to the inability to use conventional GPS positioning for OBN receiver points, specialized technical means are usually required to determine the coordinates of the receiver points. Common secondary positioning methods for receiver points include least squares method, approximate tetrahedron method, search method, fitting surface method, equivalent velocity method, vector synthesis method, etc. However, they are all based on direct wave travel time for positioning. Shallow water OBN data only has direct waves within a small offset distance, making those methods difficult to apply. Another commonly used secondary positioning method is refracted wave secondary positioning, which has low positioning accuracy due to its inability to handle speed gradients, interface bending, and other situations. In response to the problem of inaccurate positioning of receiver points in shallow water environments, this paper proposes a positioning method based on first arrival travel time fitting. Firstly, the first arrival time is accurately picked up from the common receiver point gather. Then, a polynomial is used to fit the relationship curve between the first arrival time and offset. The coordinates of the receiver points are adjusted by the difference between the actual picked travel time and the corresponding value on the curve, and multiple iterations are carried out until convergence. Finally, based on the water depth values measured in the survey, the corresponding Z coordinates can be obtained by projecting the X and Y coordinates of the receiver points, thus obtaining accurate three-dimensional coordinates of the receiver points. The method proposed in this article has been applied to both simulated and actual OBN data, achieving ideal results.
, authors=ZhongCheng WANG
1, 2, DaMing GE
1, Ning QIN
1, *, PeiTi LIU
1, JingGe WANG
1, authorsList=ZhongCheng WANG, DaMing GE, Ning QIN, PeiTi LIU, JingGe WANG, authorCompany=null, correspAuthors=Ning QIN, authorNote=null, correspAuthorsNote=null, copyrightStatement=Copyright ©2026 Progress in Geophysics. All rights reserved., copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, fund=null), CN=ArticleExt(id=1309584842283643133, articleId=1309584837862846691, tenantId=1146029695717560320, journalId=1308397311409356903, language=CN, title=浅水环境OBN二次定位方法研究, columnId=1309584711584932741, journalTitle=地球物理学进展, columnName=应用地球物理学(油气、金属矿、海洋、环境、工程、仪器等), runingTitle=null, highlight=null, articleAbstract=
准确的观测系统信息是高精度地震资料处理的基础,OBN检波点由于无法使用常规的GPS定位,通常需要专门的技术手段来确定检波点坐标.常见的检波点二次定位方法包括最小二乘法、近正四面体法、搜索法、拟合曲面法、等效速度法、矢量合成法等,但他们都基于直达波走时进行定位,浅水海域OBN资料仅在很小的偏移距内有直达波,因而难以适用;另一种常用的二次定位方法为折射波二次定位,因无法处理速度渐变、界面弯曲等情况,定位精度不高.针对浅水环境检波点定位不准的问题,本文提出了一种基于初至走时拟合的二次定位方法:首先在共检波点道集准确拾取初至时间,然后用多项式拟合初至时间和偏移距之间的关系曲线,用实际拾取走时和曲线上对应值的差对检波点坐标进行调整,多次迭代直至收敛.最后根据工区测量得到的水深值,用检波点X、Y坐标投影获得相应的Z坐标,即可获得准确的检波点三方向坐标.把本文方法应用于模拟资料和实际OBN资料的二次定位中,取得了理想效果.
, authors=王忠成
1, 2, 葛大明
1, 秦宁
1, *, 刘培体
1, 王敬阁
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1中国石油化工股份有限公司胜利油田分公司物探研究院,东营 257022
2胜利石油管理局博士后科研工作站,东营 257000, bio={"content":"
王忠成,男,1993年生,博士后,主要从事海洋地球物理方法研究. E-mail:wangzhongcheng7.slyt@sinopec.com
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王忠成,男,1993年生,博士后,主要从事海洋地球物理方法研究. E-mail:wangzhongcheng7.slyt@sinopec.com
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OBC二次定位系统定位算法研究. 物探装备, 18(6): 351-353, 366, doi: 10.3969/j.issn.1671-0657.2008.06.001., articleTitle=null, refAbstract=null), Reference(id=1309584855604752737, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=null, rfOrder=33, authorNames=null, journalName=null, refType=null, unstructuredReference=曾湘轶, 杨文艳. 2001. 浅析海底电缆地震采集作业二次定位系统. 石油地球物理勘探, 36(2): 220-226, doi: 10.3321/j.issn:1000-7210.2001.02.012., articleTitle=null, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1309584842522718462, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, xref=1, ext=[AuthorCompanyExt(id=1309584842531107071, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, companyId=1309584842522718462, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1中国石油化工股份有限公司胜利油田分公司物探研究院,东营 257022)]), AuthorCompany(id=1309584842614993153, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, xref=2, ext=[AuthorCompanyExt(id=1309584842623381762, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, companyId=1309584842614993153, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2Working Station for Postdoctoral Scientific Research, Shengli Oilfield, Dongying 257000, China), AuthorCompanyExt(id=1309584842631770371, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, companyId=1309584842614993153, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2胜利石油管理局博士后科研工作站,东营 257000)])], figs=[ArticleFig(id=1309584846415032614, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=EN, label=Fig.1, caption=
Schematic diagram of normal moveout correction error when the coordinates of the receiver point are incorrect, figureFileSmall=QhwvYWzDZXQYxUIxaRM/RA==, figureFileBig=2SODtyaQkbuP0ay9HiQrVA==, tableContent=null), ArticleFig(id=1309584846494724391, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=CN, label=图1, caption=
检波点坐标不准时动校正量误差示意图, figureFileSmall=QhwvYWzDZXQYxUIxaRM/RA==, figureFileBig=2SODtyaQkbuP0ay9HiQrVA==, tableContent=null), ArticleFig(id=1309584846700245288, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=EN, label=Fig.2, caption=
Schematic diagram of CMP point error when the coordinates of the receiver point are incorrect, figureFileSmall=LwT7OetqlU0FhQvpzpvXZw==, figureFileBig=GLJleqMFiDopp6JzRlYG1A==, tableContent=null), ArticleFig(id=1309584846796714281, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=CN, label=图2, caption=
检波点坐标不准时面元分配误差示意图, figureFileSmall=LwT7OetqlU0FhQvpzpvXZw==, figureFileBig=GLJleqMFiDopp6JzRlYG1A==, tableContent=null), ArticleFig(id=1309584846897377578, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=EN, label=Fig.3, caption=
Velocity model used for simulation, figureFileSmall=8zmpHgW89uGiBtG5R9TpqQ==, figureFileBig=5fCtpkDsSlnG+pUr+FLQdA==, tableContent=null), ArticleFig(id=1309584846977069355, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=CN, label=图3, caption=
模拟所用速度模型, figureFileSmall=8zmpHgW89uGiBtG5R9TpqQ==, figureFileBig=5fCtpkDsSlnG+pUr+FLQdA==, tableContent=null), ArticleFig(id=1309584847069344044, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=EN, label=Fig.4, caption=
Schematic diagram of the geometry of shot points and receiver points used in the simulation, figureFileSmall=MNwPgQXikPIyvep6WlYRVA==, figureFileBig=K9TpFg5UqEJPF2LbAOM0rQ==, tableContent=null), ArticleFig(id=1309584847165813037, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=CN, label=图4, caption=
模拟所用炮点和检波点观测系统示意图, figureFileSmall=MNwPgQXikPIyvep6WlYRVA==, figureFileBig=K9TpFg5UqEJPF2LbAOM0rQ==, tableContent=null), ArticleFig(id=1309584847266476334, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=EN, label=Fig.5, caption=
Simulated travel time, figureFileSmall=RDgAVBC1tTQ62yHYpMcr5A==, figureFileBig=Fbsopv5fyHH3Cvph7S6z7Q==, tableContent=null), ArticleFig(id=1309584847379722543, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=CN, label=图5, caption=
模拟所得走时, figureFileSmall=RDgAVBC1tTQ62yHYpMcr5A==, figureFileBig=Fbsopv5fyHH3Cvph7S6z7Q==, tableContent=null), ArticleFig(id=1309584847455220016, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=EN, label=Fig.6, caption=
Travel time fitting graph for different iterations of simulated data, figureFileSmall=Ql31PFrxlBO6B9zSTEw09A==, figureFileBig=iPB8k57DPH5/MONSwI3q9A==, tableContent=null), ArticleFig(id=1309584849153913137, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=CN, label=图6, caption=
模拟资料不同迭代次数对应的走时拟合图(a)迭代0次;(b)迭代10次;(c)迭代100次.
, figureFileSmall=Ql31PFrxlBO6B9zSTEw09A==, figureFileBig=iPB8k57DPH5/MONSwI3q9A==, tableContent=null), ArticleFig(id=1309584849237799218, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=EN, label=Fig.7, caption=
Single shot gather of field data collected at different times, figureFileSmall=Gje9uSORLdC0MQTggFbx2g==, figureFileBig=kVSuICllqRD5lCLAZX1N3Q==, tableContent=null), ArticleFig(id=1309584849317490995, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=CN, label=图7, caption=
实际资料不同时间采集的单炮示意图(a)文件号141650单炮;(b)文件号140850单炮.
, figureFileSmall=Gje9uSORLdC0MQTggFbx2g==, figureFileBig=kVSuICllqRD5lCLAZX1N3Q==, tableContent=null), ArticleFig(id=1309584849405571380, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=EN, label=Fig.8, caption=
Travel time fitting graph for different iterations of field data, figureFileSmall=3zRPU+lQhsf3iZLyXxNBng==, figureFileBig=4VChrffQZbnEzHVPBg6rnA==, tableContent=null), ArticleFig(id=1309584849502040373, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=CN, label=图8, caption=
实际资料不同迭代次数对应的走时拟合图(a)迭代0次;(b)迭代10次;(c)迭代100次.
, figureFileSmall=3zRPU+lQhsf3iZLyXxNBng==, figureFileBig=4VChrffQZbnEzHVPBg6rnA==, tableContent=null), ArticleFig(id=1309584849623675190, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=EN, label=Fig.9, caption=
Comparison chart of linear normal moveout correction gather before(a) and after(b)repositioning of field data, figureFileSmall=PwwEUpn/aaGakpCb6i5+9A==, figureFileBig=cT/sNevkkm/371h5P/Z+hg==, tableContent=null), ArticleFig(id=1309584849720144183, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=CN, label=图9, caption=
实际资料二次定位前(a)、后(b)线性动校正道集对比图, figureFileSmall=PwwEUpn/aaGakpCb6i5+9A==, figureFileBig=cT/sNevkkm/371h5P/Z+hg==, tableContent=null), ArticleFig(id=1309584849854361912, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=EN, label=Fig.10, caption=
Position diagram of shot points and receiver points before and after secondary positioning of field data, figureFileSmall=f9VTL6Ns7zA++0TI9HJoBQ==, figureFileBig=Pk+hNpzYBUf7R/8icX1z0g==, tableContent=null), ArticleFig(id=1309584849955025209, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=CN, label=图10, caption=
实际资料二次定位前后炮点和检波点位置图, figureFileSmall=f9VTL6Ns7zA++0TI9HJoBQ==, figureFileBig=Pk+hNpzYBUf7R/8icX1z0g==, tableContent=null), ArticleFig(id=1309584850043105594, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=EN, label=Fig.11, caption=
Comparison of CMP gathers before(a) and after(b)secondary positioning of field data, figureFileSmall=hXzJ07FWroW1y7kWgzu8zg==, figureFileBig=0U3H1DMGTFug0FCTZiCOTA==, tableContent=null), ArticleFig(id=1309584850126991675, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=CN, label=图11, caption=
实际资料二次定位前(a)、后(b)CMP道集对比图, figureFileSmall=hXzJ07FWroW1y7kWgzu8zg==, figureFileBig=0U3H1DMGTFug0FCTZiCOTA==, tableContent=null), ArticleFig(id=1309584850231849276, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=EN, label=Fig.12, caption=
Comparison chart of fold and stack section before(a) and after(b)secondary positioning of field data, figureFileSmall=kLXjVG7KuatlDaryt0iWcw==, figureFileBig=J5qHLIaStjMJCuQ2b1x6kw==, tableContent=null), ArticleFig(id=1309584850319929661, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=CN, label=图12, caption=
实际资料二次定位前(a)、后(b)覆盖次数和叠加剖面对比图, figureFileSmall=kLXjVG7KuatlDaryt0iWcw==, figureFileBig=J5qHLIaStjMJCuQ2b1x6kw==, tableContent=null), ArticleFig(id=1309584850403815742, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=EN, label=Table1, caption=
Repositioning results of receiver points 161~170
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 检波点真实x坐标/m | 检波点真实y坐标/m | 检波点真实z坐标/m | 检波点计算x坐标/m | 检波点计算y坐标/m | 检波点计算z坐标/m | x坐标误差/m | y坐标误差y/m | z坐标误/m |
|---|
| 160 | 5000 | 4975 | 10 | 5000.001 | 4974.968 | 10.000 | 0.001 | -0.032 | 0.000 |
| 161 | 5000 | 5000 | 10 | 5000.001 | 4999.993 | 10.000 | 0.001 | -0.007 | 0.000 |
| 162 | 5000 | 5025 | 10 | 5000.001 | 5025.018 | 10.000 | 0.001 | 0.018 | 0.000 |
| 163 | 5000 | 5050 | 10 | 5000.001 | 5050.059 | 10.000 | 0.001 | 0.059 | 0.000 |
| 164 | 5000 | 5075 | 10 | 5000.001 | 5075.098 | 10.000 | 0.001 | 0.098 | 0.000 |
| 165 | 5000 | 5100 | 10 | 5000.001 | 5100.119 | 10.000 | 0.001 | 0.119 | 0.000 |
| 166 | 5000 | 5125 | 10 | 5000.001 | 5125.135 | 10.000 | 0.001 | 0.135 | 0.000 |
| 167 | 5000 | 5150 | 10 | 5000.001 | 5150.165 | 10.000 | 0.001 | 0.165 | 0.000 |
| 168 | 5000 | 5175 | 10 | 5000.001 | 5175.190 | 10.000 | 0.001 | 0.190 | 0.000 |
| 169 | 5000 | 5200 | 10 | 5000.001 | 5200.196 | 10.000 | 0.001 | 0.196 | 0.000 |
), ArticleFig(id=1309584850496090431, tenantId=1146029695717560320, journalId=1308397311409356903, articleId=1309584837862846691, language=CN, label=表1, caption=
161~170号检波点定位结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 检波点真实x坐标/m | 检波点真实y坐标/m | 检波点真实z坐标/m | 检波点计算x坐标/m | 检波点计算y坐标/m | 检波点计算z坐标/m | x坐标误差/m | y坐标误差y/m | z坐标误/m |
|---|
| 160 | 5000 | 4975 | 10 | 5000.001 | 4974.968 | 10.000 | 0.001 | -0.032 | 0.000 |
| 161 | 5000 | 5000 | 10 | 5000.001 | 4999.993 | 10.000 | 0.001 | -0.007 | 0.000 |
| 162 | 5000 | 5025 | 10 | 5000.001 | 5025.018 | 10.000 | 0.001 | 0.018 | 0.000 |
| 163 | 5000 | 5050 | 10 | 5000.001 | 5050.059 | 10.000 | 0.001 | 0.059 | 0.000 |
| 164 | 5000 | 5075 | 10 | 5000.001 | 5075.098 | 10.000 | 0.001 | 0.098 | 0.000 |
| 165 | 5000 | 5100 | 10 | 5000.001 | 5100.119 | 10.000 | 0.001 | 0.119 | 0.000 |
| 166 | 5000 | 5125 | 10 | 5000.001 | 5125.135 | 10.000 | 0.001 | 0.135 | 0.000 |
| 167 | 5000 | 5150 | 10 | 5000.001 | 5150.165 | 10.000 | 0.001 | 0.165 | 0.000 |
| 168 | 5000 | 5175 | 10 | 5000.001 | 5175.190 | 10.000 | 0.001 | 0.190 | 0.000 |
| 169 | 5000 | 5200 | 10 | 5000.001 | 5200.196 | 10.000 | 0.001 | 0.196 | 0.000 |
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