面元科学仪器 |微震实时监测系统在井中水力压裂监测应用

<section style="margin: 10px 0px; padding: 0px; outline: 0px; max-width: ; box-sizing: border-box !important; overflow-wrap: break-word !important;"><section style="margin: 0px; padding: 0px; outline: 0px; max-width: ; box-sizing: border-box !important; overflow-wrap: break-word !important; display: inline-block; width: 677px; vertical-align: top; background-position: 50% 50%; background-repeat: no-repeat; background-size: cover; background-attachment: scroll; background-image: url(&quot;?wx_fmt=jpeg&quot;);"><section style="margin: 0px; padding: 26px; outline: 0px; max-width: ; box-sizing: border-box !important; overflow-wrap: break-word !important; display: inline-block; width: 677px; vertical-align: top; background-image: linear-gradient(to top, rgb(255, 255, 255) 0%, rgba(255, 255, 255, 0.85) ); box-shadow: rgb(0, 0, 0) 0px 0px 0px;"><section style="margin: 0px; padding: 0px; outline: 0px; max-width: ; box-sizing: border-box !important; overflow-wrap: break-word !important; font-size: 18px; line-height: 1.8; letter-spacing: 1px; color: rgb(76, 76, 76); font-family: Optima-Regular, PingFangTC-light;"><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: ; clear: both; min-height: 1em; text-wrap: wrap; box-sizing: border-box !important; overflow-wrap: break-word !important;"><strong style="margin: 0px; padding: 0px; outline: 0px; max-width: ; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: ; box-sizing: border-box !important; overflow-wrap: break-word !important; font-size: 16px;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: ; box-sizing: border-box !important; overflow-wrap: break-word !important; background-color: rgb(142, 201, 101); color: rgb(255, 255, 255);">&nbsp;SmartSolo&nbsp;</span></span></strong><strong style="margin: 0px; padding: 0px; outline: 0px; max-width: ; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: ; box-sizing: border-box !important; overflow-wrap: break-word !important; font-size: 16px;">&nbsp;金矿井中水力定向压裂微震监测</span></strong></p></section></section></section></section><p><section style="margin: 0px; padding: 0px 27px; outline: 0px; max-width: ; box-sizing: border-box !important; overflow-wrap: break-word !important; line-height: 2; letter-spacing: 1px;"><p style="margin-top: 0px; margin-bottom: 10px; padding: 0px; outline: 0px; max-width: ; clear: both; min-height: 1em; text-align: justify; text-indent: 2em; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: ; font-size: 14px; letter-spacing: 1.5px; font-family: PingFangSC-Light; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: ; box-sizing: border-box !important; overflow-wrap: break-word !important; caret-color: red;">水力致裂技术早应用在石油工程领域来提高贫油井的产量。随着技术应用不断发展，水力致裂技术在矿产开采领域也得到了一定的应用。</span></span></p><p style="margin-top: 0px; margin-bottom: 10px; padding: 0px; outline: 0px; max-width: ; clear: both; min-height: 1em; text-align: justify; text-indent: 2em; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: ; box-sizing: border-box !important; overflow-wrap: break-word !important; font-size: 14px; caret-color: red; letter-spacing: 1.5px; text-indent: 2em; font-family: PingFangSC-Light;">采用水力致裂的方法需要注入很大的水压，水压过大，在井下作业安全上有一定的风险，所以通过使用微震监测方法对于裂隙扩展进行精细定位，用于防范施工风险具有显著效果。</span></p><p style="margin-top: 0px; margin-bottom: 10px; padding: 0px; outline: 0px; max-width: ; clear: both; min-height: 1em; text-align: justify; text-indent: 2em; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: ; caret-color: red; text-indent: 2em; letter-spacing: 1.5px; font-size: 14px; font-family: PingFangSC-Light; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: none 0px !important; max-width: ; box-sizing: border-box !important; overflow-wrap: break-word !important; text-indent: 2em; max-inline-size: ; cursor: text; letter-spacing: 1px;">本次金矿井中水利定向压裂监测项目使用的是</span><span style="margin: 0px; padding: 0px; outline: 0px; max-width: ; box-sizing: border-box !important; overflow-wrap: break-word !important; text-indent: 2em; letter-spacing: 1px;">SmartSolo分体式节点三分量地震仪——IMU-3C三通道数据采集单元，连接三分量检波器</span><span style="margin: 0px; padding: 0px; outline: none 0px !important; max-width: ; box-sizing: border-box !important; overflow-wrap: break-word !important; text-indent: 2em; max-inline-size: ; cursor: text; letter-spacing: 1px;">一起使用。</span></span></p><section style="margin: 0px; padding: 0px; outline: 0px; max-width: ; box-sizing: border-box !important; overflow-wrap: break-word !important;"><p style="margin-top: 0px; margin-bottom: 0px; padding: 6px; outline: 0px; max-width: ; clear: both; min-height: 1em; text-align: justify; box-sizing: border-box !important; overflow-wrap: break-word !important;"><br/></p></section><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: ; clear: both; min-height: 1em; text-align: justify; text-indent: 2em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: ; font-size: 14px; letter-spacing: 1.5px; text-indent: 28px; caret-color: rgb(255, 0, 0); font-family: PingFangSC-Light; box-sizing: border-box !important; overflow-wrap: break-word !important;">由于岩体水压致裂裂缝的扩展方向受钻孔周围的应力场影响，因此在实际工程中需要致裂裂缝须按一定的方向扩展。该项目采用井下微震监测的方法来监测并分析水力致裂裂缝扩展方向的水力割缝定向致裂。</span></p><p style="margin-top: 0px; padding: 0px; outline: 0px; max-width: ; clear: both; min-height: 1em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><br style="margin: 0px; padding: 0px; outline: 0px; max-width: ; color: rgba(0, 0, 0, 0.9); font-family: system-ui, -apple-system, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; text-align: justify; text-wrap: wrap; background-color: rgb(255, 255, 255); box-sizing: border-box !important; overflow-wrap: break-word !important;"/></p></section></p><section style="margin: 0px; padding: 0px; outline: none 0px !important; max-width: ; box-sizing: border-box !important; overflow-wrap: break-word !important; max-inline-size: ; border-width: 0px; border-style: none; border-color: initial; z-index: 0;"><p style="margin-top: 0px; margin-bottom: 10px; padding: 0px; outline: 0px; max-width: ; clear: both; min-height: 1em; text-align: justify; text-indent: 2em; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: ; caret-color: red; font-size: 14px; letter-spacing: 1.5px; font-family: PingFangSC-Light; box-sizing: border-box !important; overflow-wrap: break-word !important;">此次的压裂监测项目我们设计的观测系统是：沿压裂指向方向部署检波器，检波器固定在矿床墙体上，道间距为3米；压裂震源采用高压泵连接水箱，采用水力致裂的技术方式。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: ; clear: both; min-height: 1em; text-align: justify; text-indent: 2em; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: ; box-sizing: border-box !important; overflow-wrap: break-word !important; caret-color: red; font-size: 14px; letter-spacing: 1.5px; font-family: PingFangSC-Light;">此次的金矿井下水力定向压裂微震监测项目圆满完成，SmartSolo节点地震仪在井下恶劣的、复杂的施工环境中，表现出了的性能优势，终把采集到的高可靠，的微震数据交到了科学家的手中，用于后续的分析研究。</span></p></section><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: ; clear: both; min-height: 1em; text-wrap: wrap; box-sizing: border-box !important; overflow-wrap: break-word !important;"><br style="margin: 0px; padding: 0px; outline: 0px; max-width: ; color: rgba(0, 0, 0, 0.9); font-family: system-ui, -apple-system, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; letter-spacing: 0.544px; text-align: justify; background-color: rgb(255, 255, 255); box-sizing: border-box !important; overflow-wrap: break-word !important;"/></p><p><br/></p>