Multi-physics coupling mining slope stability test platform and test method oriented to lunar surface environment

By designing a multi-physics coupled mining slope stability test platform, the low gravity, high vacuum, and high temperature difference environment on the lunar surface were simulated, taking into account solar infrared radiation. This solved the shortcomings of existing environmental simulation technologies, provided new test conditions and methods, and enabled a more realistic study of lunar mining slope stability.

CN121027480APending Publication Date: 2025-11-28CHINA UNIV OF MINING & TECH (BEIJING)
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Patent Information

Application Number
CN202511562752.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-10-30
Publication Date
2025-11-28

AI Technical Summary

Technical Problem

Existing technologies cannot fully simulate the high vacuum, low gravity, and high temperature difference environment on the lunar surface, cannot effectively study the slope stability and failure mechanism in open-pit mining of lunar resources, and do not consider the impact of solar infrared radiation on high temperature simulation.

Method used

Design a multi-physics coupled mining slope stability test platform for lunar environment. The platform uses components such as hydraulic cylinders, PVC conveyor belts, double-layer stainless steel vacuum hoods, infrared heating lamps and vacuum pumps. By adjusting the tilt angle, vacuuming, heating and cooling, it simulates the low gravity, high vacuum and high temperature difference environment of the lunar surface, and takes into account the influence of solar infrared radiation.

Benefits of technology

It has achieved a comprehensive simulation of the lunar surface environment, provided new experimental conditions and methods, and can realistically reproduce the multi-physics field coupling environment on the lunar surface, providing rich indoor experimental data for the study of slope stability in lunar mining.

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Abstract

The invention discloses a multi-physics coupling mining slope stability test platform and test method for a lunar surface environment, and relates to the field of lunar surface environment simulation.The test platform comprises a hydraulic oil cylinder located below a PVC conveying belt and used for adjusting the inclination angle between the test platform and the ground; the simulated lunar soil is arranged in the double-layer stainless steel vacuum cover and is in direct contact with the surface of the PVC conveying belt; the vacuum pump is used for pumping out air in the double-layer stainless steel vacuum cover; the infrared heating lamp is mounted on the lower layer of the double-layer stainless steel vacuum cover and is used for heating the environment in the cover; the condensation pipe is wound on the periphery of the double-layer stainless steel vacuum cover and used for cooling the temperature in the cover. According to the invention, the coupling environment of high vacuum, low gravity and high temperature difference of the lunar surface can be simulated on the ground, similar simulation research is carried out on the slope stability and failure mechanism in lunar surface mining, and the device has important significance in promoting breakthrough of a lunar soil / simulated lunar soil slope stability test bottleneck in lunar surface open-cast mining.
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Citation Information

Patent Citations

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