Soil sample compactness measuring method and system based on centrifugal machine and nuclear magnetic resonance

The invention discloses a soil sample compactness measurement method and system based on a centrifugal machine and nuclear magnetic resonance, and relates to the technical field of soil sample compactness measurement, and the method comprises the following steps: collecting a soil sample, and carrying out standardization treatment on the soil sample; performing centrifugal compaction on the standardized soil sample; carrying out nuclear magnetic resonance treatment on the centrifugally compacted soil sample, collecting a nuclear magnetic resonance signal, and carrying out noise reduction treatment on the collected nuclear magnetic resonance signal; extracting pore features through three-dimensional image reconstruction, and calculating the porosity; and according to the centrifugal parameters and the porosity, constructing a compaction degree calculation model, and calculating the compaction degree of the soil sample. According to the method, by comprehensively considering the interaction of various factors i