2results about How to "Prevent Waveform Distortion" patented technology

The application discloses a hard rock explosion test system and method under deep geostress environment, and belongs to the technical field of rock blasting optimization design. The system comprises a geostress hydraulic loading module, a sample bearing module, a blasting occurrence module, a non-contact optical measurement module and an automatic triggering device. The method comprises the following steps: processing a sample, assembling the system, laying out a blasting structure, processing the surface of the sample, loading geostress, preparing for measurement, performing explosion test and processing data. The system and method solve the blank of a large-size and large-equivalent blasting test platform and analysis means under deep in-situ geostress. A digital image correlation analysis system with parallel and efficient calculation is constructed, and explosion pressure field can be quickly inverted.

The application discloses a magnetron detection circuit and a magnetron detection equipment applying the same, and relates to the technical field of magnetron detection equipment.The circuit comprises a voltage stabilizer T1, a first voltage regulator T2, a second voltage regulator T3, an isolation transformer T4, a high-voltage transformer T5, a rectifier DQ1, a resistance adjustment group, a third voltage regulator T6 and a filament transformer T7.The first voltage regulator and the second voltage regulator are arranged in the front stage of the high-voltage transformer to respectively perform voltage coarse adjustment and fine adjustment, the resistance adjustment group is arranged in the rear stage of the high-voltage transformer to perform internal resistance adjustment, and the high-voltage end of a high-pass filter is connected to a common connection point of the filament transformer and the magnetron, so that the magnetron anode current is quickly, accurately and distortionlessly adjusted.The application overcomes the problems of experience-dependent manual adjustment, slow adjustment speed and waveform distortion caused by triode adjustment, and significantly improves the accuracy and repeatability of magnetron performance detection.