variable density log meaning in English
变密度测井
Examples
- It is necessary to record the linear scale before and after log and the time difference curve in the acoustic variable density log
摘要阐述了声波变密度测井时对其进行测前、测后线性刻度及记录时差曲线的必要性。 - The linear scale before and after log is an effective way to inspect the reality and accuracy of the log curves , such as downhole signal ' s amplitude limit or not and serious distortion , the variable density logging tool ' s signal linear amplification and working stability
测前、测后线性刻度对分析、判定变密度测井曲线的真实性与准确性体现在对井下波列的限幅与畸变程度、检测仪器的线性放大状态和稳定程度。 - Based on the theoretical numerical simulation , experimental data of calibration pits , and time - elapsing logging data in cased production pits , a study is made for searching an evaluation method for cementing quality of the secondary interface by variable density logging ( vdl ) , and the eigenvalue about the cementing quality of the secondary interface is obtained
摘要从理论正演数值模拟、刻度井试验资料和实际生产井时间推移测井资料3个方面，探索用变密度( vdl )波形评价第二界面胶结质量的方法，提取反映第二界面的胶结状况的特征量。 - This paper presents the upgrade and modification design of the sl - 3000 model digital - controlled logging system , which consists of two important modules - communication control module and acoustic wave vdl ( variable density logging ) module . the working principle of these two modules , hardware architecture , circuit design and the implementation of the pci interface are also expatiated
本文介绍了sl - 3000型数控测井系统中两个重要的模块? ?通信控制模块和声波vdl模块的升级改造设计，具体阐述了这两个模块的工作原理、硬件构成、电路设计以及pci接口的实现。 - Aiming at some occurrent interfering problems during acoustic variable density logging in oil region , for example , some short horizontal linear interference has appeared in the acoustic variable density logging drawing , and combining with the logging principles of cement bond composed logging tools , this paper has analyzed the factors of forming interferences during acoustic variable density logging and the influences for well cementing evaluation , and suggested some methods to judge and solve every interference
摘要针对油区声波变密度测井中出现的干扰问题，例如在声波变密度测井成果图上有短横线干扰，结合水泥胶结组合仪测井原理，分析了声波变密度测井中形成干扰的因素及其对固井评价的影响，提出对各种干扰的判断和解决方法。