SYT6588-2003双侧向侧井仪标准方法.pdf

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1、ICS75.060E24备案号:12837-2004SY中华人民共和国石油天然气行业标准SY/T6588-2003双侧向测井仪校准方法Calibrationmethodforduallaterologtool2004-01-06发布2004-03一01实施国家发展和改革委员会发布SY/T6588-2003目次前言··················································································································⋯⋯n1范围··

2、·············································································································⋯⋯12概述···············································································································⋯⋯13计量特性·············································

3、····························································⋯⋯14校准条件·········································································································⋯⋯15校准项目及方法·······························································································

4、·⋯⋯16校准结果的处理································································································⋯⋯27复校时间间隔···································································································⋯⋯2附录A(资料性附录)双侧向测井仪校准证书·······································

5、·····················⋯⋯3附录B(资料性附录)双侧向测井仪校准原始记录表···················································⋯⋯4SY/T6588-2003目U青双侧向测井仪是石油专用计量器具之一，为保证仪器测量的准确性，应进行周期校准。·为规范双侧向测井仪的校准方法，并结合双侧向测井的特性及目前行业可以达到的计量技术水平，特制定本标准。本标准的附录A、附录B均为资料性附录。本标准由油气计量及分析方法专业标准化技术委员会提出并归口。本标准起草单位:大庆石油管理局测井公司。本标准主要

6、起草人:陈刚、李艳丽、仲丛存、孙阳、蒋小伟、张庆军、卜成。SY/T6588-2003双侧向测井仪校准方法1范围本标准规定了双侧向测井仪(以下简称“双侧向仪，’)的校准方法。本标准适用于双侧向仪的校准。2概述双侧向仪是采用电流聚焦测井方法，获得地层深浅视电阻率的一种仪器。双侧向仪由电子线路和测量电极系两部分组成。3计f特性双侧向仪的测量范围:0.2,(2"m-400000"m。双侧向仪的测量误差见表1.表1双侧向仪测f范围与测f误差对应表测量范围允许测量误差n.m0.2镇R<1士201

7、00120%4校准条件4.1环境条件环境温度:(20土5)0C;相对湿度:<80%e4.2校准装里校准装置见表2a5校准项目及方法5.1校准项目校准项目见表20表2双侧向仪校准项目及主要校准装里表校准装置测量序号校准项目主要校准装置误差及要求仪器外观检查(1N电极系绝缘性能测试兆欧表110%SY/T6588-2003表2(续)校准装置测量序号校准项目主要校准装置误差及要求3电极系连通性能测试数字万用表士1.0%(1)专用电阻箱;4观1量误差的确定11.0%(2)双侧向检测仪最高温度不低于200℃的高温装置;5高温、高压试验高温、高压试验装置最高压力不低

8、于120MPa的高压装置5.2校准方法5.2.1外观检查5.2.1.1双侧向仪上应标有型号和编