RTK快速静态法对煤矿地表岩移观测的研究

Study ofRTKFast Static Method on Observation of Ground Movement in Coal Mine

对控制网改造,保障测量系统一致性及提高了控制网精度:采用快速静态法提高RTK测量精度,解决了复杂区域煤矿开采工作面地表岩移观测的技术难题:通过对动态RTK测量技术改进,采用支架2次复测,解决了RTK测量误差大,数据不稳定的缺陷,进一步提高了测量精度:通过实验测量及精度评定分析,验证了RTK测量精度满足煤矿采煤工作面地表岩移观测的精度要求。

The transformation of control network ensures the consistency of measurement system and improves the accuracy of control network;the rapid static method is used to improve the accuracy of RTK measurement,which solves the technical problem of surface rock movement observation in coal mining face in complex area;through the improvement of dynamic RTK measurement technology,two retests of support are used to solve the defects of large RTK measurement error and unstable data,which further improves the measurement through the experimental measurement and accuracy evaluation analysis,it is verified that the accuracy of RTK measurement meets the accuracy requirements of surface rock movement observation in coal mining face.