seismic processing technique 中文意思是什麼
seismic processing technique
解釋
地震處理技術-
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。 -
Application of preliminary refracted wave static correction technique in complicated area seismic data processing
初至折射波靜校正技術在復雜探區地震數據處理中的應用 -
It can be used to create the model data file for the seismic forward modeling semi - automatically. thus, the two primary difficult problems of low efficiency and accuracy have been solved very well. 2. graphic and digital image processing technique are introduced into geological modeling, and some kinds of arithmetic are presented, based on which fast model input for ray tracing and wave equation forward modeling have been both achieved
首次建立了獨立於大型地震勘探專業軟體的開放式構造地質模型輸入系統，開發了針對于射線層狀結構模型和網格化波動方程模型的輸入軟體，大大地簡化了模型輸入的過程，極大地提高了構造地質模型的輸入效率，解決了以往模型輸入精度和效率不高的兩大難題。 -
Experimental result and practice shows it is possible using seismic information forecasting subtle trap. integrated using geology % log, drilling data, specia ! seismic processing technique -, interpretation technique, including high precision horizon calibration technique, 3d seismic visualizing interpretation, seismic coherence analyze, attribute analyze, logging - constrained inversion, time frequency analyze, ann forecasting technique, subtle trap object is identified and interpreted. finally, advantage object of subtle trap in this area is determined
綜合地質、測井和鉆井資料，依靠先進的地震特殊處理和解釋新技術，包括高精度的層位標定技術、三維可視化解釋技術、地震相干技術、屬性分析技術、測井約束反演技術、時頻分析技術、多參數油藏檢測技術和神經網路預測等技術，對隱蔽油氣藏目標進行識別、解釋和成藏研究，最後指出工區內隱蔽油氣藏的有利目標。 -
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。 -
The subject aims the target of finding a way of soving practical problems by constructing some moduls, applying the technique more efficiently based on the achievements got already and technique exists. the strategy and result of seismic data processing are affected greatly by the data comes from field
本課題研究的主要對象就是利用現有的地震資料處理技術，消化前人所提出的成果，盡力挖掘現有技術的潛力，通過不同的模塊組合提出一種解決實際問題的思路。 -
4 - d seismic is a kind of reservoir monitoring technique which acquires and analyzes multiple seismic surveys repeated at the same site during the period of production in order to image the changes in a producing reservoir. it utilizes the knowledge of seismology, petrophysics and reservoir engineering comprehensively. there are some important methods such as the repeatability of seismic acquisition and processing, time lapse seismic interpretation and analyses
四維地震是在油藏生產過程中，在同一地方，利用不同時間重復採集的、經過互均化處理的、具有可重復性的三維地震數據體，應用時間差分技術，綜合巖石物理學和油藏工程等多學科資料，監測油藏變化，進行油藏管理的一種技術。 -
Abstract : the multiple stacking technique for seismic exploration was introduced into the data - processing work of ground - penetratiang radar so as to enhance the weak radar signal at depth. the result of the application is excellent
文摘:將地震方法中的多次疊加技術引入探地雷達資料的處理中，以增強雷達的深部弱信號，取得了良好的效果。
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