surface-seismic data 中文意思是什麼

surface-seismic data 解釋
地面地震資料
  • surface : n 1 表面;地面;水面;廣場,空地。2 外觀,外表,皮毛。3 【幾】面;切口;【航空】翼面。adj 表面的...
  • seismic : adj 地震(性)的;由地震引起的;易生地震的。 a seismic area 震域;震區。 the seismic centre [focu...
  • data : n 1 資料,材料〈此詞系 datum 的復數。但 datum 罕用,一般即以 data 作為集合詞,在口語中往往用單數...
  1. With practical engineering examples, this paper deals with the collection of surface wave signal along with seismic refraction exploration, the utilization of surface wave components to make analysis during data processing, the thickness division of overburden bed, strongly - weathered bed, intermediately - weathered bed and weakly - weathered bed in combination with the refraction data, and mutual reflection and interpretation of the burial condition of the bedrock surface

    筆者結合工程實例,介紹了在地震折射勘探中同時採集面波信號,在資料處理時利用面波組份進行分析,配合折射資料對測區覆蓋層、強風化層、中風化層及弱風化層厚度進行劃分,同時相互映證解釋基巖面的埋藏情況。
  2. According to characteristics of the seismic data from the low snr region with complex surface, this paper is started from solving the static correction problem and reasonable eliminating all kinds of disturbance in the seismic data from the low snr region with complex surface. through the whole process of seismic data processing which includes a series of processing methods that are suitable for the low snr region, namely, from the choosing of the floating base - level, the static correction in the field and indoors, the eliminating of all kinds of noise before and after stacking, the velocity analysis with high - resolution, the reasonable techniques of deconvolution before stacking and wavelet processing after stacking, to the method choosing of the high - resolution stacking and the reasonable and accurate offset imaging, a set of the complete and effective flow for processing seismic data from the low snr region with complex surface are finally formed, which can meet the need of explo

    本文針對復雜地表低信噪比地區地震資料的特點,以解決復雜地表低信噪比地區地震資料靜校正問題及合理剔除各類干擾為出發點,在整個地震資料處理過程中,從浮動基準面的選取、野外及室內靜校正、疊前疊后各類噪音的去除、高精度速度分析、合理的疊前反褶積及疊后子波處理技術、到選用高精度的疊加技術及合理準確的偏移成像方法等一系列適合於復雜地表低信噪比地區的處理方法,最終形成一套較完整且有效的針對復雜地表低信噪比地區地震資料的處理流程。
  3. Guided with the theories of plate tectonics and complex hydrocarbon system, based on the analysis of geological factors of hydrocarbon pools in the northern area of tarim basin, the author puts forward the geological background favorable for and the possible areas most suitable for the formation of complex traps. the identification and description of complex traps lead to the recognization of five large and four middle or small complex traps, by the means of the main techniques and methods include the detailed interpretation of seismic profiles, drilling, logging, map compiling based on the depth of sealing surface and on the superimposed relation of stratigraphic lithology over and beneath the unconformity surfaces, and the the use of the reversion of jason and 3d coherent data. at the same time, the major controlling factors of complex trap oil pool have been analyzed based on the case study of typical oil pools in the paper

    目前,復合圈閉勘探及研究工作在我國還比較薄弱,本文以板塊構造學、復式含油氣系統等理論為指導,通過對塔北地區石油地質特徵的整體解剖,從動態的角度,綜合分析和探索了塔北地區復合圈閉形成的地質背景及發育的有利區帶和領域,根據鉆、測井及地震剖面精細解釋成果,採用封閉面編圖、不整合面頂底板地層巖性疊置關系編圖方法和jason及三維相干數據體等地球物理反演技術,發現大型復合圈閉顯示2個,中小型復合圈閉4個,復查落實大型復合圈閉3個,並通過典型油氣藏解剖,分析了塔北地區復合圈閉成藏主控因素分析。
  4. In this paper, the operation principle of " the acquisition device of cross - hole seismic imaging system ", an important research project of " nine - five - year " plan of cnpc, is introduced. this system interpretes the requisition analysis, function model and data model of the surface master computer ' s software system based on object - oriented technology

    本文闡述了中國石油天然氣總公司「九五」重點攻關項目「井間地震成像系統採集裝備」的工作方法,系統論述了其以面向對象為基礎的地面軟體系統的需求分析、功能模塊和數據模型。
  5. The clues and techniques to improve the resolution of data processing are 1 ) removing the affection of near surface factors on data acquisition, including static correction and noise eliminating technique etc, 2 ) broadening the frequency band of pre - stack seismic data, including amplitude compensation and pre - stack deconvolution etc, 3 ) improving s / n ratio of high frequency and weak reflection signals through multiple coverage with high precision velocity analysis, residual static correction and high - order nmo, raising " dead line of high frequency reflection ", and 4 ) identifying post stack effective reflection frequency band, enhancing dominant frequency and so on

    主要包括:消除近地表因素對資料採集的影響,包括靜校正和噪音壓制技術等;疊前拓寬地震資料領帶,包括振幅補償和疊前反褶積技術等;藉助高精度速度分析、剩餘靜校正和高次項nmo技術,通過多次覆蓋疊加,消除資料中隨機噪聲干擾、提高資料信噪比,尤其是高頻端反射信息的信噪比,改善高頻反射和弱反射信號信噪比,提高「高頻反射死亡線」 ;疊後有限反射頗帶識別、抬高優勢頻率等。
  6. This paper describes the main difficulties in conducting three - dimensional seismic exploration under the complex surface condition of lakes and swamps, and puts forward corresponding technical measures for guaranteeing the quality of field data acquisition and in - door data processing

    摘要介紹了在湖泊沼澤復雜地表條件下開展三維地震勘探的主要難點,並提出了針對性的技術措施,保證了野外數據採集和室內資料處理的質量。
  7. Based on an integrated analysis of the surface geological, aeromagnetic, gravity, mt and seismic data from the area of mangnai to serteng mountains in the western qaidam basin, the authors think that the qaidam basin is sandwiched between the north kunlun block and serteng tectonic belt, including two first - order tectonic units the qaidam block and the southern margin of the qilian block and four second - order tectonic units the northern margin of the north kunlun block, qaidam basin, serteng tectonic belt and suhai lake basin in the south of the qilian block

    摘要通過柴達木盆地西部茫崖賽什騰山地表地質、航磁、重力、大地電磁測深和地震資料的綜合分析,認為柴達木盆地夾持在昆北地塊與賽什騰構造帶之間,其中包括柴達木地塊與祁連地塊南緣2個一級構造單元和昆北地體北緣,柴達木盆地,賽什騰構造帶和祁連地塊南部的蘇干湖盆地等4個二級構造單元。
  8. From extension degree, differential lifting, sliding surface depth and modern seismic data analysis, it is concluded that the structural activity of liaohe basin moves from west to east, i, e., the rifting happens in the western depression first, it moves to the eastern depression and now it locates in bohai area

    從伸展量、差異升降、滑脫面深度及現代地震資料分析認為,遼河盆地構造運動從西向東運移,即裂谷作用最先在西部凹陷,后移至東部凹陷,現在位於渤海海域。
  9. With the continuously expanding of seismic exploration in the basin, it is carried out to tackle key problem of mountainous seismic technology, based on the old data analysis and exploration experience, through implementing a series of measures including observation system design aimed at the target, fine investigation for surface structure, sampled parameters test, well depth design by selecting rock and bed and other acquisition techniques, a series of more mature exploration technique suited for complex mountainous region has been developed and the break through has been made its quality of data acquired field, providing the strong technique support for petroleum exploration in complex mountainous region

    隨著盆地地震勘探的不斷深入,在總結,分析以往資料和勘探經驗的基礎上,在該區進行了山地地震攻關,通過針對目標的觀測系統設計,精細的表層結構調查、科學的採集參數試驗、選巖選層的井深逐點設計及其他相應的採集技術措施,形成了一系列比較成熟的復雜山地勘探技術,在野外採集資料品質方面取得了突破性的進展,為復雜山地的油氣勘探提供了強有力的技術手段。
  10. In view of characteristics of seismic data of gobi - sand dune areas, this paper, through various data - processing means such as quality control, high - pass filltering, dip angle filltering, field static correction, surface consistency deconvolution, precise velocity analysis, denoising before stack, multiple iterative operation of residual static correction, denoising after stack and modification after shift, has raised the data quality of seismic profiles in low signal - to - noise ratio areas and managed to form the seismic data - processing technique for such complex areas as gobi, foreland and dune

    摘要針對戈壁、沙丘地區地震資料的特點,通過對原始資料進行質量控制、高通濾波、傾角濾波、野外靜校正、地表一致性反褶積、精細速度分析、疊前去噪、剩餘靜校正多次迭代、疊後去噪和偏後修飾等處理,提高了低信噪比地區地震剖面的資料質量,摸索出了一套戈壁、山前、沙丘等復雜地區地震資料處理技術。
  11. Firstly, seismic exploring databases are the base of the management, so a detail description is provided which some databases achieved in the past ninth five - year plan must be imported and surface layer database are built newly instead of traditional mode of recording and storing the data. secondly, according to the idea of gis ( geographic information system ), some query and display techniques are discussed, for example, the technique of visualizing user interface, the technique of controlling the order of a map, and the technique of searching for the database based on a seismic line

    從技術發展的角度看,盡管通過技術革新和技術改造,地震勘探野外採集採取了許多技術措施,例如,新的施工工藝,高性能的採集儀器,現場處理控制等,但目前的野外生產管理仍有沿用幾十年來傳統的管理方式的現象,採用傳統的文檔、圖紙,手工錄入這種管理方式,主觀性、隨意性較強,信息化程度低,管理水平不高,大量的時間被浪費在數據、資料的管理和查找上,由於沒有較好的技術手段,缺乏科學性。
  12. Because the synthetic seismic record and the seismic record data got in the surface are not well matching caused by the dispersion of seismic wave, frequent correction between them must be done before use. under control of well logging data, there are two important methods to get wave impedance from seismic data inversion : wave impedance inversion method based on convolution model and wave impedance inversion method based on wave equation. using seismic data attributes can predict the information of logs

    測井資料和地震資料是地震勘探中兩種最重要的資料,由於地震波的頻散,使合成地震記錄與地面地震記錄不能完全匹配,因此使用之前必須對二者進行頻率校正地震資料在測井資料約束下可以進行反演,以求取地下波阻抗,主要有兩種方法:基於褶積模型的波阻抗反演方法和基於波動方程的波阻抗反演方法可以用多屬性變換由地震資料預測測井信息。
  13. However, for the seismic data from the low snr region with complex surface, because of the complicated surface and underground geology conditions and the poor transmitting / receiving conditions, there exist severe static correction problem and strong disturbance in the original records so that the effective reflected waves can not be identified in the records, the snr in the original records is low and the static correction problem is severe

    復雜地表低信噪比地區地震資料,由於地表及地下地質條件復雜,激發及接收條件差,在原始採集記錄上存在著嚴重的靜校正問題及各類強干擾,記錄上幾乎看不到有效反射波的影子,原始資料信噪比低,靜校正問題突出。
  14. In the regions of the east plain, the geological conditions of the surface vary little, so the effective reflected waves in the original seismic data are relatively stable, the static correction problem and all kinds of disturbance are not much obvious and the signal - to - noise ratio ( snr ) is relatively higher

    在東部平原地區,由於地表地質條件變化不大,原始地震資料中有效反射波相對穩定,靜校正問題及各類干擾不十分突出,信噪比相對較高,在常規處理中都已形成了一套相對穩定的地震數據處理流程。
  15. Moreover, a series of solution to these difficulties are brought forward : applying the theory of fold related to fault to interpret complex structural belts in piedmont : analyzing the features of the surface and underground seismic reservoir prediction and porosity model construction to predicate effectively the texture and quality of sandbodies ; using structural model to direct the construction of velocity model and process prestack migration imaging of seismic data ; utilizing interval velocity to forecast reservoir pressure : improving the drilling technology for pressure detection and prompt protection of vertical well against incline well

    並針對主要難點提出了解決對策:正確應用斷層相關褶皺理論解釋山前復雜改造、開展地表井下地震儲層與孔隙建模有效預測砂體結構與質量,利用有效構造建模指導速度建模與疊前偏移成像、開展層速度預測地層壓力與鉆井壓力檢測及快速防斜打直配套鉆井技術攻關等。
  16. Comprehensively studied the features in present geomorphography, surface geology, sedimentary environment and structural distributed direction and seismic, gravity and magmatic data, the paper proposes the new view that there still lies evident structure difference in western margin of ordos basin from south to north

    通過對西緣地區在現代地貌、地表地質、沉積環境和構造展布方向等特徵和地震、重磁等資料的綜合研究,提出盆地西緣在南北向上構造特徵差別明顯的新認識。
  17. Geological model is set up by using seismic data interpretation result to perform ray - trace forward modeling analysis, and to guide the establishment of initial velocity model of pre - stack depth migration, thus reaching the purpose of precise image of complex structure under complex surface

    利用已有地震資料解釋成果,建立地質模型進行射線追蹤正演模擬分析,從而指導疊前深度偏移初始速度模型的建立,達到了復雜地表下復雜構造精確成像的目的。
  18. The signal - to - noise of seismic data is relatively low for complex mountanious region in qaidam basin affected by complicated surface condition and underground structure, as result of that, this region is blank of seismic exploration or seismic data, directly influencing on the exploration potential evaluation and favorable targets selection

    摘要柴達木盆地復雜山地由於受復雜地表條件和地下構造的影響,地震資料信噪比較低,地震勘探難度較大,是多年來勘探的地震空白區或資料空白區,直接影響了該區勘探潛力評價及有利勘探目標的選擇。
  19. Based on the summarization of field data acquisition and data processing as well as a comparison between the structures surveyed before and after the exploration, the paper points out that the three - dimensional work carried out by the authors not only proves to be effective in such surface complex areas as lakes, swamps and willow forests, but also provides experience for future three - dimensional coalfield seismic exploration work in complex areas

    通過對三維地震勘探的野外數據採集、資料處理的總結以及勘探前後構造的對比,說明了三維地震在湖泊、沼澤地和柳條林這樣的地表復雜地區取得了成功,並為今後復雜地區的三維煤田地震勘探工作提供了借鑒經驗。
  20. The maximum flood surface is the turn - point of the rising and falling of the baselevel. once these two surfaces are defined, a intergrated sequence can be classificated. the principle of this area ' s sequence classfication is using seismic data to classificate the third - sequences

    2 、首次將高解析度層序地層學的基本理論應用於研究區,在分析巖芯、測井資料及三維地震資料基礎上建立了層序地層等時格架。
分享友人