SCR deNOx systems catalyst abrasion cause analysis system based on performance test

The utility model discloses a SCR deNOx systems catalyst abrasion cause analysis system based on performance test relates to SCR denitration technical field, and this system can let flue gas and catalyst fully contact in the flue gas denitration stove. Including the flue gas denitrification device body, still include the controller, the flue gas denitrification device body includes the flue gas denitration stove, is the stratiform a plurality of layer catalysis grid of interval arrangement in the flue gas denitration stove from top to bottom, is equipped with a plurality of fans in the flue gas denitration stove of flow straightening grid top, both ends between adjacent two -layer catalysis grid are equipped with the well guide bar parallel with the catalysis grid respectively, slide to beequipped with the sliding tube who is removed by the drive of well actuating system on well guide bar, and fixedly connected with catalyst spray tube on sliding tube is equipped with a plurality of catalyst squit hole on the