US 12,241,813 B2
Ultrahigh-temperature wind tunnel erosion testing system
Xiancheng Zhang, Shanghai (CN); Liqiang Liu, Shanghai (CN); Jianping Tan, Shanghai (CN); Runzi Wang, Shanghai (CN); Shantung Tu, Shanghai (CN); and Junmiao Shi, Shanghai (CN)
Assigned to EAST CHINA UNIVERSITY OF SCIENCE AND TECHNOLOGY, Shanghai (CN)
Appl. No. 18/021,173
Filed by EAST CHINA UNIVERSITY OF SCIENCE AND TECHNOLOGY, Shanghai (CN)
PCT Filed Aug. 4, 2022, PCT No. PCT/CN2022/110120
§ 371(c)(1), (2) Date Feb. 13, 2023,
PCT Pub. No. WO2023/011565, PCT Pub. Date Feb. 9, 2023.
Claims priority of application No. 202110894230.7 (CN), filed on Aug. 5, 2021.
Prior Publication US 2023/0314273 A1, Oct. 5, 2023
Int. Cl. G01M 9/04 (2006.01); G01N 3/56 (2006.01)
CPC G01M 9/04 (2013.01) [G01N 3/56 (2013.01)] 12 Claims
OG exemplary drawing
 
1. An ultrahigh-temperature wind tunnel erosion testing system, comprising a fuel system, an erosion system, an erosion spray gun, a test piece fixture and a testing device, wherein the erosion spray gun is connected with the fuel system and the erosion system respectively; the erosion spray gun is arranged on a lifting and rotating mechanism; the test piece fixture is arranged on one side of the lifting and rotating mechanism and is opposite to a nozzle of the erosion spray gun; the testing device is connected with the test piece fixture; the lifting and rotating mechanism comprises a base and a rotary bracket fixed on the base; an outer side of the rotary bracket is sleeved with a supporting nut, a supporting spring, a guide sleeve and a transition sleeve in sequence from bottom to top; the supporting nut and the transition sleeve are both in threaded connection with the rotary bracket; the supporting spring and the guide sleeve are in sliding fit with the rotary bracket; a cantilever supporting plate is fixed on the guide sleeve; and the erosion spray gun is fixed on the cantilever supporting plate.