Firstly , the paper discusses well logging technology and the development of the domestic and foreign pressure meters , then proposes the sytem scheme design of sjdy - i electronic pressure meter and briefly analyzes its operating principle . secondly , the paper explains in detail the software and hardware design method , presents the design thought and flow charts of every function modules . thirdly , the paper analyzes the pc program , introduces software which adopts the filter and nonlinear regression methods for improve the system precision 本文首先在介紹了試井技術(shù)和目前國(guó)內(nèi)外壓力計(jì)的發(fā)展?fàn)顩r的基礎(chǔ)上,進(jìn)行了sjdy -型存儲(chǔ)式深井電子壓力計(jì)系統(tǒng)總體方案設(shè)計(jì),并對(duì)該系統(tǒng)的工作原理進(jìn)行了簡(jiǎn)要的分析;然后,闡述了sjdy -型存儲(chǔ)式深井電子壓力計(jì)井下儀器部分的軟硬件設(shè)計(jì)思想和設(shè)計(jì)目標(biāo),詳細(xì)介紹了整個(gè)系統(tǒng)的硬件組成部分,并給出了單片機(jī)系統(tǒng)(即井下儀器部分)軟件的設(shè)計(jì)思想和各個(gè)功能模塊的流程;接著,重點(diǎn)分析了sjdy -型存儲(chǔ)式深井電子壓力計(jì)的上位機(jī)程序以及各個(gè)模塊的具體功能,并設(shè)計(jì)了相應(yīng)的軟件予以實(shí)現(xiàn);最后采用濾波技術(shù)和非線性校正方法,來提高整個(gè)系統(tǒng)精度。
In practice , core calibration logging technology is used to establish the logging interpretation model of low resistance reservoir , to quantitatively measure some geological parameters of the reservoir , such as porosity , saturation and permeability , and to combine the core physical experiment , geological composite logging , production test data with multiple well logging data , with the qualitative logging interpretation and the quantitative logging interpretation , so as to deepen the geological understanding on the low resistance reservoir and improve the logging interpretation accuracy 在實(shí)踐中,可用巖心刻度測(cè)井技術(shù)建立低阻儲(chǔ)層測(cè)井解釋模型,定量測(cè)定儲(chǔ)層孔隙度、飽和度、滲透率等地質(zhì)參數(shù),并把巖心物理實(shí)驗(yàn)、地質(zhì)綜合錄井、試油資料與多井測(cè)井資料結(jié)合起來,把定性測(cè)井解釋與定量測(cè)井解釋結(jié)合起來,以便加深對(duì)低阻儲(chǔ)層的地質(zhì)認(rèn)識(shí),提高測(cè)井解釋精度。