A method for determining the tunneling direction of underground engineering based on a disaster triggering threshold
By constructing a multi-source fusion attribute model and a threshold correction model, the problems of empirical judgment and single index evaluation in determining the tunnel excavation direction were solved, realizing the scientific optimization and safety assessment of the excavation direction, and improving the scientificity and reliability of underground engineering tunnel excavation.
CN122414892APending Publication Date: 2026-07-17INNER MONGOLIA UNIV OF SCI & TECH
View PDF 0 Cites 0 Cited by
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- INNER MONGOLIA UNIV OF SCI & TECH
- Filing Date
- 2026-04-03
- Publication Date
- 2026-07-17
Smart Images
Figure CN122414892A_ABST
Abstract
本发明涉及工程定位技术领域，具体涉及一种基于灾害触发阈值的地下工程巷道掘进方向确定方法，包括获取目标地下工程巷道区域信息，生成多个候选掘进方向，提取灾害触发指标，排列形成候选方向触发演化序列；建立初始灾害触发阈值，触发演化序列输入阈值修正模型，对初始灾害触发阈值进行自适应修正，得到各候选掘进方向在连续掘进过程中的方向灾害触发阈值走廊；将候选方向触发演化序列与方向灾害触发阈值走廊进行逐段比对，识别灾害触发指标持续处于方向灾害触发阈值走廊内的连续区段，形成安全掘进窗口，提取主控灾害跨阈次序，综合判定输出最优掘进方向。本发明提高了地下工程巷道掘进方向选择的安全保障能力。
Need to check novelty before this filing date? Find Prior Art