DZT0172-1997垂直地震剖面法勘探技术标准.pdf

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1、】CS07.060备案号:198-1997KIZ中华人民共和国地质矿产行业标准Dz/T0172一1997垂直地震剖面法勘探技术标准1997一03一19发布1997一11一01实施中华人民共和国地质矿产部发布目次1范围················。··························································”·““························⋯⋯1z引用标准··········································.···········..··

2、··········“·..·..·..·..·..·..·..···⋯⋯13垂直地震剖面法勘探设计·················..·..·..·..·.·..·.....·..·..·..·..·.·.........................⋯⋯14野外施工··············，.··············“·······”··········“···········，.················⋯⋯2S资料处理·····················································

3、·····································⋯⋯36质量标准·········································································。·····················⋯⋯57成果报告·····································································································⋯⋯78资料归档····················

4、·······························“·········································⋯⋯7附录A(标准的附录)垂直地震剖面法勘探资料的特殊处理和多波解释·························⋯⋯8附录B(提示的附录)档案数据登记表·········。··.·······..·..·.··..·..·..·..·..·..·..·.....·..·.......⋯⋯10附录C(提示的附录)仪器班报表································。·······

5、·············..·..·.·········⋯⋯16Dz!T0172一1997前言本标准的附录A是标准的附录。本标准的附录B、附录C都是提示的附录本标准由全国地质矿产标准化委员会物探化探委员会提出本标准由中国石油天然气总公司石油物探局负责起草本标准起草少、:康大浩中华人民共和国地质矿产行业标准DZ/T0172一1997垂直地震剖面法勘探技术标准范围本标准规定了垂直地震剖面法勘探设计、数据采集、数据处理、综合解释的作业内容及技术要扛本标准适用于陆上和海上垂直地震剖面法勘探。2引用标准GB/T14499-91地质矿产部地球物理勘查技术符号

6、DZ/T0069-93地球物理勘查图图式图例及用色标准3垂直地从剖面法勘探设计3.1设计前的资料收集3.1.1地形、表层资料陆上:大比例尺地形图、详细的地形地物、表层岩性、潜水面、表层速度资料。海上:海况(潮汐变化、海流、海浪高度、海水深度等)、海底剖面或海床图。3.1.2地质资料地层、构造、岩浆活动及矿产分布。3.1.3地球物理资料井旁地展时间剖面、构造图、静校正数据、反射波的主要波阻特征、工区的平均速度(或综合速度)、层速度等。3.，.4钻井、测井资料井位坐标及高程、钻井地质综合柱状图、综合测井图、井斜图、声幅图、钻井完井报告、井径曲线图、井身

7、结构图、目的层深度、目的层倾角与倾向等。3.2现场踏勘设计前对井场及周围的地形、表层施工条件进行踏勘，并选择好震源点位置。3.3设计内容3.3.，地质任务3.3.2工区地展地质条件3.3.3墓本井况3.3.3.1坐标、地理位置、构造位置、过井或井旁测线位置(见附录B),3.3.3.2地质分层、矿产分布、井压、井温、井斜、井身结构。3.3-3.3附井况数据表(见附录B),3.3.4采集方法及参数中华人民共和国地质矿产部1997一03一19批准1997一11一01实施IDz/T0172一19973.3.4.，模型建立根据过井构造图和井旁地震时间解释剖面

8、及速度资料并结合钻井地质分层建立地质模型及地球物理模型3.3.4.2井源距选择a)近井源距不应大于最大观测点深度的1/20