電法測井 的英文怎麼說
中文拼音 [diànfǎcèjǐng]
電法測井
英文
electrical logging-
For this purpos, from the point of the log geology, aimed at the actuality of the current fractured reservoir log geology interpretation and evaluation, based on synthetical analysis of the current domestic and foreign fruit of fractal dimension investigation of reservoir fracture, using the method and technique of fractal dimension, through the further discussion of the fractal dimension characteristics of m index and n index in the log interpretation archie model in a sample way and through the theoretic reasoning to the fractal dimension dfa and m index of fractured reservoir interval ' s log curve, according to the geophysical signification of the fractal dimension dfa of fractured reservoir interval ' s log curve shape : the more complicated the change of the curve shape is, the larger the its dfa value is, then the more complicated space structure of fracture and pore, then the higher value of m index of space structure of fracture and pore, and so on, the text propounds an improved method, based on box dimension, of covering log curve with scale grid, and by programming computes the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, then further puts this technique into application investigation, and makes analysis of application effects in the reservoirs located in l area of qx oil field from three aspects : 1. the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, which are derived from computing, is used to identify reservoir type by crossplotting m index with the product df _ acrt of fractal dimension of acoustical wave log curve and restivity log curve and by experiential discriminance plate of reservoir type in l area of qx oil field
因此,對該區裂縫性儲集層的類型識別、孔滲特徵的測井地質解釋以及儲層裂縫的發育和分佈規律進行深入的研究便成為本文研究的出發點。為此,本文從測井地質的角度,針對當前裂縫性儲層測井地質解釋與評價的現狀,在綜合分析當前國內外儲層裂縫的分形分維研究成果的基礎上,利用分形分維方法和技術,通過對archie測井解釋模型中的m指數、 n指數的分形分維特性的深入淺出的論述以及裂縫性儲層段測井曲線分維d _ ( fa )與m指數的理論推導,根據裂縫性儲層測井曲線形態分維值的地球物理意義? ?曲線變化越復雜,則其分維值d _ ( fa )越大、裂縫孔隙空間結構越復雜、裂縫孔隙空間結構指數m值越高等特徵,提出了改進的基於盒維數的測井曲線網格覆蓋法,編程計算了裂縫性儲層段常規測井曲線(如聲波和電阻率曲線)上分形分維值及其m指數值,進而從以下三個方面對qx油田l區塊的裂縫油藏進行應用研究,效果十分理想: 1將計算得到的可變的m指數與聲波和電阻率分維之積df _ acrt進行交繪,採用儲層分維值分類技術統計分析這些參數變化的規律,並結合qx油田l區塊儲層類型經驗判別圖版,從而實現qx油田l區塊下白堊統的裂縫性儲層的類型識別。So anew type of measurement and instrumentation is badly needed and developed which is suitable for non - centralized and stationary measurement based on this idea, this study take the new type of oilavater two - phase flow measurement and instrumentation development as the basic goal, cany out some theoretic exploration of measurement in order to improve oil / water two - phase flow well logging method and technique, and try to accomplish bom holdup and total flow rate measurement with one equipment simultaneously so as to push forward development of oilavater two - phase flow well logging
本文正是基於這一思想,以開發新的油水兩相流測試儀器為目標,進行先期的測量理論探索,試圖從原理上改進油水兩相流測井方法和工藝,實現利用同種電學敏感原理同時完成持率和總流量的測量,推動油水兩相流測井技術的發展。Their distribution of deposition control lithology subtle trap, die - out around paleo - uplift the distribution of subtle traps in the slope, subtle trap forms along faults and above and beneath unconformity boundary. through exploring and studying in huanghua depression many years, we gradually summarize a series of methods and technologies for subtle trap exploration, they are precise stratigraphy correlation on the basis of sequence stratigraphy, including micromarker correlation, element logging, high frequent cycle stratigraphy and precise sequence stratigraphy, besides conventional biography stratigraphy, logging correlation. through using facies analysis method, the type and distribution of reservoir are determined
在黃驊坳陷通過多年的摸索和引用,逐漸形成了一套系統的隱蔽油氣藏的研究方法和技術,它們是以層序地層學為代表的地層精細劃分方法,用來解決地層劃分及歸屬問題,除常規的生物地層學、巖電特徵對比方法外,創新性的運用了包括微標志層劃分方法、元素測井方法、高頻旋迴對比方法及精細層序地層劃分方法等四種精細地層劃分方法。This article analyzes and discusses the method and application of the electrical well, concludes its application ' s effect and influenced factors and puts forward some advice to improve our present work of electrical monitoring well
摘要對常用電測井的方法及應用進行了分析和探討,總結了其應用效果和影響因素,並對當前電測井工作提出了改進建議。Four fundamental methods are introduced, namely well temperature, ground potential survey, microearthquake and radioactivity isotope, which were used to monitor the fracture geometry of fractured coalbed methane wells in north china
摘要介紹了井溫測試法、放射性同位素法、大地電位測試法和微地震測試法監測煤層水力壓裂裂縫的基本原理。Compared with well test data, the result demonstrates that the formation water resistivity can be accurately determined by the method
應用實際測井資料解釋,並與試油水分析資料對比,結果表明該方法能夠提供可靠的地層水電阻率值。1 ) based on logging datas of part of shallow layers, integrated with datas of geology, and exploitation, after analysing response features on curves of shallow gas layers, qualitative interpretation chart was established for jing35, shen67 and qinglongtai. 2 ) in jing35, shen67 areas, shallow layer gas - was reexamined and interpreted, for jing35, the results of 25 wells modified, the thickness of gas layer increased by 222. 3m, 15 wells were modified in qinglongtai field, increased by 79. 2m. 3 ) on the base of the qualitative interpretation chart, quantitative interpretation method was researched, corresponding processing program was designed
1 、論文使用的研究方法和手段1 ) 、對淺氣層發育較多地區,特別是部分已投入開發地區進行重點研究,分析其測井響應特徵; 2 ) 、對淺氣層地質、電性特徵進行研究,分析適合於淺氣層的測井系列,建立氣層定性解釋分析圖版; 3 ) 、引入相應的數學手段,在定性分析基礎上,研究建立相應的測井解釋方法; 4 ) 、編制相應的計算機解釋處理程序; 5 ) 、利用解釋圖版,復查挖潛部分油田的淺層氣,對部分井進行精細處理解釋,尋找新氣層。The comprehensive geological characteristic has been fully studied in this paper. on the basis of this, closely combining production practice, the favorable gas developing regions have been determined with the methods of sedimentary facies and combination of generation, reservoir and caprock, and logging parameters interpretation maps and regression formulas have been established with logging data, as well as reprocessing, interpretation and identification of gas reservoir have been done with computer. integrating the information and results of geology, logging, testing and geophysics, the gas reservoir distribution regularity of structure of no. 1 sebei has been described and reserves in place of no. 1 ' sebei gas field have been recalculated, which have provided a basis for next step of development in research area
在近十多年,通過提高地震資料處理精度、淡水聚合物泥漿的應用、數字測井技術的運用、並加強了低電阻層和差物性層的試氣及氣田擴邊鉆探,大大提高了對氣層的識別,大量增加了氣層的層數和厚度,擴大了氣田的含氣面積,使氣田儲量通過多次復查核算仍在不斷增加本論文充分研究了青海澀北一號氣田天然氣地質綜合特徵,並以此為基礎緊密結合生產實踐,應用沉積相與生儲蓋組合等方法確定氣藏有利發育區帶,應用測井資料建立測井參數解釋圖版並回歸公式,應用計算機重新處理、解釋和識別氣層,綜合地質、測井、試井、物探等多方面信息與成果,描述了澀北一號構造的氣層分佈規律,重新計算了澀北一號氣田的地質儲量,為研究區下一步開發提供了依據。Application of high dense electric way in coal field high border exploration
高密度電法在井田高阻邊界探測中的應用Sp logging is one of logging methods which van effectively distinguish resistivity of mixed liquid in formation after oil layer being water flooding
摘要自然電位測井是油層水淹后能夠有效識別地層混合液電阻率信息的測井方法。Fem simulating logging with axial - symmetric resistivity distribution
電性軸對稱分佈電阻率測井的有限元法模擬A study on the two - dimensional full - parameter inversion method of the electromagnetic propagation resistivity logging
電磁傳播電阻率測井的二維全參數反演方法研究3. the response of dual - laterolog resistance log for different angle fractures has been simulately computed by use of the finite element method
3 、運用有限元方法模擬計算不同角度裂縫的雙側向電阻率測井響應。Then it constructs a set of advanced log interpretation technique of low resistivity reservoirs by a high resolution processing of normal log and a compound inversion of resistivity log
在此基礎上,通過對常規測井曲線的高解析度處理及電阻率測井曲線的聯合反演等技術手段,建立了一套適用的低電阻率油氣層測井解釋方法。When dicussing reliability design and reliahbaiiy ensuring methods, a new reliability calculating model of petroleum logging tools is presented, reliability assurimg technologies should be taken in petroleum logging tools and their using approaches are presented and stated from electricity design and mechanical design, reliability system model of petroleum logging tool is set up according to the latest reliability theory, reliability indexes of petroleum logging tool and their acquiring ways are discussed, the reconmended reliability indexes ( mwture, nolwnm, mtbf, mttf ) of petroleum logging tool are presented : the mean working time under rated error ( mwture ) of the new tool is obtained through experiments. when studying data processing methods, the property of gamma - ray signal is stated and the type of it ' s measuring error is examined using statistical method, the basic theory of digital filtering and the basic situation of digital filtering methods are introduced and analyzed, the factors affecting digital filtering effect to gamma - ray signal and the effect of digital filtering to logging curve are analyzed, the evaluting criteria ( rvi, rmse, sfi ) of digital filtering effect are set up from two aspects, named as real value acquiring of steady section and the formation boundary checking and processing, the related filtering methods and examining methods are given out. the design methods of digital filter used to process gamma - ray signal are discussed, the mixed filtering scheme of natural gamma - ray log is presented, the realization ways are discussed. the selective filtering system and it ' s realization flow are given out through quantitive reseaching to part of digital filters, three new filtering sheme will be used to process gamma - ray signal in era2000 logging system
在探討可靠性設計與可靠性保障技術時,提出了石油測井儀器的可靠性計算新模型,從電氣和機械兩個方面,提出並闡述了應採用的可靠性保障技術及其使用方法:根據最新可靠性理論,建立了石油測井儀器的可靠性系統模型,探討了石油測井儀器的可靠性指標及其獲取途徑,提出了推薦使用的石油測井儀器可靠性指標( mwture , nolwnm , mtbf , mttf ) ;通過試驗,得到了所設計儀器的穩定工作時間( mwture ) 。在研究數據處理方法時,闡述了伽瑪信號的特徵,對測量誤差類型進行了統計檢驗;介紹了數字濾波的基本理論、數字濾波方法的概況,並進行了分析;對伽瑪信號數字濾波效果的影響因素及其對測井曲線的影響進行了基本分析;從獲取平穩段真值、地層邊界的檢測與處理兩個方面,建立了數字濾波效果的評價準則( rvi , rmse , sfi ) ,給出了相應的數字濾波方法及效果評價方法;探討了自然伽瑪信號數字濾波器的設計方法,提出了適合自然伽瑪測井的混合濾波方案,探討了混合濾波方案的實現途徑;通過對部分數字濾波方法的定量研究,給出了靈活可選的數字濾波系統構成及實現流程;提出的三種濾波方案,將用於era2000成像測井系統,對自然伽瑪測井數據進行濾波處理。The basic principle of natural gamma - ray log is stated, the developing background, developing ways and developing situation of natural gamma - ray tools are introduced. the researching task of the paper is presented through analyzing the using situation and questions exsisted in inner natural gamma - ray tools, the researching work is started from three aspects, they are logging tool development, reliability design and reliability assuring methods, and the data processing methods, in the course of logging tool development, instrument indexes are presented based on the compatible property of sookbps telemetry system and environmental property, the analog measuring chanel and the interface circuit which realizing the compatible performance are designed according to the instrument mdexes. the detecto * design. the plateau property testing of the detector and the analysis of it ' s affecting factors are stated, the measuring property of the tool is discused, a new type of single chip microcomputer is selected when designing the interface circuit, and the laboratory experiments has fulfiled conmunieating standard signals between the interface circuit, the universal interface unit of sookbps telemetry system and also 500kbps telemetry system
本文首先概要介紹了石油測井的基本概念、方法、條件、最新進展、以及應採取的研發對策,論述了自然伽瑪測井的基本原理,介紹了自然伽瑪測井儀的發展背景、發展歷程和發展現狀,通過分析國內自然伽瑪測井儀的使用情況和存在的問題,提出了本文的研究任務。研製工作從測井儀研製、可靠性設計與可靠性保障技術、數據處理方法研究三個方面展開,在測井儀研製過程中,根據500kbps遙傳系統要求的配接性能和使用環境特徵,提出了主要儀器指標,並根據這些指標,設計了儀器模擬測量通道和實現這一配接性能的介面電路;論述了探測器的設計、坪特性影響因素分析及其測試,探討了儀器的測量性能;在設計介面電路時選用了新型單片機晶元,並與500kbps遙傳通用介面單元rtu 、 500kbpa遙傳系統實現了室內配接。By analyzing the difference of horizontal and vertical wells in logging environment, logging response, etc, studying the response characteristics of formation boundary in horizontal well logging, which include spontaneous potential, natural gamma ( gr ), sonic logging, methods for identifying oil - water layer are discussed
分析水平井與直井在測井環境、測井響應等方面的差異,研究水平井測井中自然電位、自然伽瑪、聲波測井在層界面的響應特徵,探討了水平井油水層判別方法。A method of rapid iterative inversion for electrical logging
電法測井的快速迭代反演方法After over 70 years ’ development, electric logging has become an independent subject
電法測井經過七十多年的發展,現已成為一門獨立的學科。A method for improving the quality of microelectrode logging curves
提高微電極測井曲線質量的一種方法分享友人