地震结构爆裂理论与短临预测-论文.pdf

《地震结构爆裂理论与短临预测-论文.pdf》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、第2O卷第6期地学前缘(中国地质大学(JL京)；北京大学)V0【_2ONo．62013年11月EarthScienceFrontiers(ChinaUniversityofGeosciences(Beng)；PekingUniversity)NOV．2O13地震结构爆裂理论与短临预测曾雄飞惠州市三宝生物化学科技有限公司愚公科技研究所，广东惠州516025ZENGXiongfeigugonNInstituteo．／Scienceandgecknology，HuizhouSanbaoBiochemNcit

2、eck(．，LTD，Huizkou516025，CkinaZENGXiongfei．Theoryofseismicstructureburstandshort-termandimminentprediction．EarthScienceFrontiers，2013，20(6)：001-014Abstract：Basedonthebursttheoryofseismicstructure，themechanismofimpendingprecursorwavehasbeenrevealed．Thesei

3、smicocclusionbody(SOB)isanenergystoragestructure，whenitsfluidpressurereachesthesumofbreakingstrengthofrockstrataandgravity，thelocalizedruptureofSOBwhichOccursundertheimpactofthetidalforceandtheexpansionofcrackswillresultintheruptureflowandrupturewave；th

4、ealternatingshockloadingsandunloadingcollapsessuperposedbythetidalwavewillformtheresonantwaveastheearthquakeprecursors，andtheresonantwavewillspreadtOthesurroundingrocksinphaseandgroupvelocity；thevibrationfrequencyandperiodofthetidalwavearethecharacteriz

5、ationsoftheintrinsicfrequencyandperiodoftheS()B．ThewavevelocityandperiodcanbeacquiredbythehighprecisionandantiinterferencegeoelectricinstrumentPS100HRTbeforetheoutbreakofanearthquake，andthustheepicenterandmagnitudecanbedetermined．BasedOiltheresonantwave

6、amplitudeincreasingwithtimeaftertheemergenceofthewaveandthelunitidalrule，earthquakes’occurrencetimecanbedetermined．Thetheoryofearthquakeandimpendingearthquakeandtheirdiagnostictechniquesarealreadymature；Chinaisexpectedfirsttoachievetheearthquakepredicti

7、onintheworld．Byexploringandidentifyingtheseismicocclusionbody，wewillbeabletOutilizetheseismicenergyjustlikeoilandgassomeday．Keywords：earthquakeprediction；seismicocclusionbody(SOB)；tidalwave；ruptureflowandwave；reso—nancewavevelocityandperiod；geoelectrici

8、nstrument摘要：在地震结构爆裂动力学理论基础上，揭示了I临震前兆波的客观机制。作为储能体的地震包体，其流体压力达到覆盖岩层的断裂强度和重力之和时，在引潮力的作用下，包体发生局部破裂，裂纹发生扩张，产生破裂流和破裂波，交替发生冲击加载和垮塌卸栽，同潮汐波叠加，形成地震前兆共振波，以相速度和群速度向围岩传播，其振动频率和周期表征包体的固有频率和周期。波速和周期均可以被灵敏度高和抗干扰性能强的PS100HRT地电仪在地震爆发前捕捉到，从而可用于确定地震