岩石动静拉压多场耦合试验方法
本发明公开了一种岩石动静拉压多场耦合试验方法,涉及岩石动载、静载、拉压、剪切、流变、温度、渗流、化学、超声波、声发射、电阻率等多场耦合试验测试技术领域。试样为上下两端直径大于中部直径的哑铃状结构;它包括三轴轴向拉伸试验、三轴压缩试验、三轴动力冲击试验测试、不同温度下的动静三轴多场耦合试验、真常三轴剪切渗流耦合试验。本发明在三轴拉伸试验过程中试样端部不用涂胶,试样采用哑铃状试样形状设计,利用围压加载系统,采用围压提供轴向拉力,可实现岩石在不同围压条件下轴向拉伸试验。
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