Intelligent system for microwave maintaining of gypsum cementing similar simulation material model

Abstract

The invention provides an intelligent system of microwave maintaining of a gypsum cementing similar simulation material model. The intelligent system comprises a master controller, a humidity and temperature monitoring system and a mobile microwave irradiation system; and the humidity and temperature monitoring system comprises a humidity and temperature signal processor and a plurality of humidity and temperature sensitive elements, the mobile microwave irradiation system comprises a base, two vertical sliding grooves, a horizontal sliding groove, a carrying sliding block, a displacement driver, a microwave generator, a microwave controller and a microwave adaptive power supply. The maintenance process of a gypsum cementing similar material, which needs 20 days originally, can be reduced to 500 minutes, and the maintenance process realizes full automation without manual intervention, so that the time cost of an experiment is greatly reduced, and the experiment precision is improved.

Description

technical field [0001] The invention relates to the scientific research field of geotechnical engineering, in particular to an intelligent system for shortening the curing time of gypsum cemented similar simulation material models through microwave irradiation. Background technique [0002] Similar physical experiment is an important research method commonly used in geotechnical engineering, especially in coal mining. Many scholars have achieved many research results by using this method, for example, the influence of coal mining on the slope stability, the relationship between structural stress and the subsidence of the coal mining bottom, the movement and fracture characteristics of the overlying strata after coal mining, and the stress response characteristics during coal mining. and fracture development model, coal and gas outburst, etc. [0003] Similar simulation material model The model is made by mixing cement, gypsum and other cements with sand, iron powder and oth...

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Problems solved by technology

[0006] Technical problem: Aiming at the problem of long maintenance time and low precision of the gypsum cement similar simulation material model, the present invention proposes an intelligent system and its control method for microwave curing of the gypsum cement similar simulation material model, which is mainly used for gypsum cement similar simulation material model. During simulation experiments, microwave curing is used to accelerate the hardening rate of gypsum cementitious materials, shorten the time-consuming experiments and improve the accuracy of experiments

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