Core engine test bed air inlet pressure stabilizing device with adjustable wall surface temperature

The invention provides a core engine test bed air inlet pressure stabilizing device with an adjustable wall surface temperature, and belongs to the technical field of core engine testing, the air inlet pressure stabilizing device comprises a double-wall cylinder, a gap space with a predetermined thickness is arranged between the double walls of the double-wall cylinder, and the gap space is provided with an air inlet and an air outlet; a temperature adjusting medium inlet and a temperature adjusting medium outlet which are communicated with the clearance space are formed in the double-wall barrel, and a temperature adjusting medium with a preset temperature can be introduced into the clearance space through the temperature adjusting medium inlet and the temperature adjusting medium outlet so as to adjust the wall surface temperature of the double-wall barrel to achieve the state of being balanced with the inlet air flow temperature; the rectification honeycomb and the rectification net are arranged on the inn