1) stress relief method
卸压法
1.
The mechanical mechanism of the stress relief method to harness shaft lining fracture was obtained.
结合深厚表土中井壁破裂治理的实际工程 ,在数值模拟计算和现场实测成果的基础上 ,通过物理模拟试验对“卸压法”治理井壁破裂的机理进行了研究 。
2.
Dynamic change in stresses and strains on shaft lining and its strains and compression amount of stress relief slat at each stage of the harnessing with stress relief method were obtained.
结合深厚表土中井壁破裂后采用卸压法进行治理的实际工程 ,根据物理模拟试验和现场实测取得的力学参数 ,通过数值模拟对“卸压”的力学机理和长期效果进行研究 ,得到卸压法治理井壁破裂各阶段中井壁内部应力、应变的动态变化规律和卸压槽压缩量的变化规律 ,归纳出卸压法治理井壁破裂的力学机理包括不同阶段的 3个效应 :破壁注浆对竖直附加力的缓释效应、套壁的径向约束效应、卸压槽位置对应的外壁局部压碎后的卸压效应 ,为卸压法治理井壁破裂提供了理论依据和工程参数 。
2) destressing method
卸压法
1.
This paper introduces three kinds of destressing methods of surrounding rockin low corners of roadway,and analyzes their destressing mechanics, reasonable parametersand adaptable scope.
介绍了3种巷道围岩的侧下角卸压法,并分析了卸压机理、合理参数及适用范围。
2.
Based on the specific condition of a large chamber in soft stratum in Baodian Coal Mine of Yanzhou Mining Administration, four kinds of destressing methods by driving adjacent opening were put forward; the mechanics ,reasonable parameters and practical condition of them were studied by means of FEM.
本文基于兖州矿务局鲍店煤矿一软岩大断面峒室的具体条件,提出了四种邻近开巷的卸压法方案,并借助有限元法对各种卸压法的机理、合理参数及适用条件进行了研究。
3) Double Pressure-release Troughs Method
双卸压槽法
1.
Mechanism analysis of Double Pressure-release Troughs Method to repair the broken wall of vertical shaft;
双卸压槽法修复破裂井壁机理分析
4) pressure-release mining method
卸压开采法
5) reinforcing shaft-wall with pressure release and casing-wall method
卸压套壁法加固
6) pressure release mining method
卸压采矿方法
补充资料:冲击波超压与动压