全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

多震源地震数据偏移成像方法

DOI: 10.6038/cjg20140321, PP. 918-931

Keywords: 多震源,偏移成像,效率,分离,直接成像,随机噪声

Full-Text   Cite this paper   Add to My Lib

Abstract:

多震源地震技术是一种高效的地震数据采集方法技术,得到的地震记录是来自多个震源的混合地震数据.本文在多震源波场传播理论和地震波场满足线性叠加原理的基础上,提出了两种多震源地震数据的偏移成像方法.第一种方法是首先对多震源地震数据进行分离,得到各个单震源的地震数据,然后再利用常规的偏移成像方法进行处理;第二种方法是多震源地震数据的直接偏移成像.把本文提出的多震源偏移成像方法应用于数值模拟的多震源地震数据,验证了本文方法的正确性和有效性,直接偏移成像方法较分离后再偏移方法具有更高的计算效率.

References

[1]  Berkhout A J, Verschuur D J, Blacquière G. 2009b. Seismic imaging with incoherent wavefields. 79th Ann. Internat Mtg., Soc. Expi. Geophys., Expanded Abstracts, 2894-2898.
[2]  Blacquiere G, Berkhout G, Verschuur E. 2009. Survey design for blended acquisition. 79th Ann. Internat Mtg., Soc. Expi. Geophys., Expanded Abstracts, 56-60.
[3]  Bouska J. 2010. Distance separated simultaneous sweeping, for fast, clean, vibroseis acquisition. Geophysical Prospecting, 58(1): 123-153.
[4]  Chen S C, Cao J Z, Ma Z T. 2001. Prestack depth migration method based on quasi-linear born approximation. Chinese Journal of Geophysics-Chinese Edition (in Chinese), 44(5): 704-710.
[5]  Chen S C, Ma Z T. 2006. Generalized synthesis of seismic data and its migration. Chinese Journal of Geophysics-Chinese Edition (in Chinese), 49(4): 1144-1149.
[6]  Chen S C, Wang H C, She D P. 2012. Migration of generalized random synthesis of seismic data. Oil Geophysical Prospecting (in Chinese), 47(6): 868-872.
[7]  Aaron P, van Borselen R, Fromyr E. 2009. Simultaneous Sources: A Controlled Experiment On Different Source Configurations. 79th Ann. Internat Mtg., Soc. Expi. Geophys., Expanded Abstracts, 56-60.
[8]  Akerberg P, Hampson G, Rickett J, et al. 2008. Simultaneous source separation by sparse Radon transform. 78th Ann. Internat Mtg., Soc. Expi. Geophys., Expanded Abstracts, 2801-2805.
[9]  Bagaini C. 2006. Overview of simultaneous vibroseis acquisition methods. 76th Ann. Internat Mtg., Soc. Expi. Geophys., Expanded Abstracts, 70-74.
[10]  Beasley C J. 2008. A new look at marine simultaneous sources. The Leading Edge, 27(7): 914-917.
[11]  Beasley C J, Chambers R E, Jiang Z J. 1998. A new look at simultaneous sources. 68th Ann. Internat Mtg., Soc. Expi. Geophys., Expanded Abstracts, 133-135.
[12]  Berkhout A J. 1992. Areal shot record technology. Journal of Seismic Exploration, 1(3): 251-264.
[13]  Berkhout A J. 2008. Changing the mindset in seismic data acquisition. The Leading Edge, 27(7): 924-938.
[14]  Berkhout A J, Blacquière G, Verschuur D J. 2009a. The concept of double blending: Combining incoherent shooting with incoherent sensing. Geophysics, 74(4): 59-62.
[15]  Berkhout A J, Blacquière G G, Verschuur E G. 2008. From simultaneous shooting to blended acquisition. 78th Ann. Internat Mtg., Soc. Expi. Geophys., Expanded Abstracts, 2831-2838.
[16]  Chen S M, Liu H, Li Y M. 2001. The area shot method for land 3D seismic acquisition. Progress in Geophysics (in Chinese), 16(3): 58-67.
[17]  [LM]Dai W, Schuster J. 2009. Least-squares migration of simultaneous sources data with a deblurring filter. 79th Ann. Internat Mtg., Soc. Expi. Geophys., Expanded Abstracts, 2090-2994.
[18]  Hampson G, Stefani J, Herkenhoff F. 2008. Acquisition using simultaneous sources. The Leading Edge, 27(7): 918-923.
[19]  Howe D, Foster M, Allen T, et al. 2009. Independent simultaneous sweeping in Libya-full scale implementation and new developments. 79th Ann. Internat Mtg., Soc. Expi. Geophys., Expanded Abstracts, 109-111.
[20]  Huo S D, Luo Y, Kelamis P. 2009. Simultaneous sources separation via multi-directional vector-median filter. 79th Ann. Internat Mtg., Soc. Expi. Geophys., Expanded Abstracts, 31-35.
[21]  Ikelle L. 2007. Coding And Decoding: Seismic data modeling acquisition and processing. 77th Ann. Internat Mtg., Soc. Expi. Geophys., Expanded Abstracts, 66-70.
[22]  Howe D, Foser M, Allen T, et al. 2008. Independent simultaneous sweeping-a method to increase the productivity of land seismic crews. 78th Ann. Internat Mtg., Soc. Expi. Geophys., Expanded Abstracts, 2826-2830.
[23]  Mahdad A, Doulgeris P, Blacquiere G. 2011. Separation of blended data by iterative estimation and subtraction of blending interference noise. Geophysics, 76(3): 9-17.
[24]  Moerig R, Barr F J, Nyland D L. 2002. Simultaneous shooting using cascaded sweeps. 72th Ann. Internat Mtg., Soc. Expi. Geophys., Expanded Abstracts, 74-76.
[25]  Rietveld W E A, Berkhout A J, Wapenaar C P A. 1992. Optimum seismic illumination of hydrocarbon reservoirs. Geophysics, 57(10): 1334-1345.
[26]  Romero L A, Ghiglia D C, Ober C C, et al. 2000. Phase encoding of shot records in prestack migration. Geophysics, 65(2): 426-436.
[27]  Sun P Y, Zhang S L, Liu F. 2002. Prestack migration of areal shot records with phase encoding. 72nd Ann. Internat Mtg., Soc. Expi. Geophys., Expanded Abstracts, 1172-1175.
[28]  Ting C O, Zhao W. 2009. A simulated wide azimuth simultaneous shooting experiment. 79th Ann. Internat Mtg., Soc. Expi. Geophys., Expanded Abstracts, 76-80.
[29]  Wang H C, Chen S C, Zhang B, et al. 2013. Separation method for multi-source blended seismic data. Applied Geophysics,10(3):251-264.
[30]  Wu R S, Chen L. 2001. Beamlet migration using Gabor-Daubechies frame propagator. 63rd EAGE Annual Meeting, Extended Abstracts, 1356-1359.
[31]  Zhang G, Zhang W S, Hao X J. 1999. Prestack depth migration with common-shot and synthesis-shot records. 69th Ann. Internat Mtg., Soc. Expi. Geophys., Expanded Abstracts, 1469-1472.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133