Ready-mixed concrete slump real-time monitoring system and method based on rheology

The invention provides a ready-mixed concrete slump real-time monitoring system and method based on rheology, and relates to the technical field of building construction.The method comprises the following steps that S1, the torque T of a hydraulic motor is obtained through the determined liquid pressure P of the hydraulic motor on a concrete mixer; s2, obtaining a rheological curve of concrete by using the determined rotating speed omega of the tank body of the concrete mixer and the torque T of the hydraulic motor; s3, performing linear fitting on the rheological curve by utilizing a Bingham model, and obtaining a y-axis intercept Iy corresponding to the determined mass mc of the loaded concrete of the concrete mixer truck by utilizing the determined mass mc of the loaded concrete of the concrete mixer truck; s4, the yield stress tau0 of the concrete is obtained through the determined rated concrete loading mass m0 of the concrete mixer, the loading concrete mass mc of the concrete mixer and Iy, and finally