Core engine test device and exhaust nozzle assembly test piece thereof

The exhaust nozzle assembly test piece comprises an exhaust nozzle and a center cone, the exhaust nozzle is arranged on the periphery of the center cone, the center cone has different outer diameters in the axial direction of the exhaust nozzle, the exhaust nozzle is provided with an outlet end, and...

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Bibliographic Details
Main Authors WANG JUN, ZHANG JULIN
Format Patent
LanguageChinese
English
Published 08.02.2022
Subjects
MEASURING
PHYSICS
TESTING
TESTING STATIC OR DYNAMIC BALANCE OF MACHINES ORSTRUCTURES
TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR
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Summary:The exhaust nozzle assembly test piece comprises an exhaust nozzle and a center cone, the exhaust nozzle is arranged on the periphery of the center cone, the center cone has different outer diameters in the axial direction of the exhaust nozzle, the exhaust nozzle is provided with an outlet end, and the nozzle area of the exhaust nozzle assembly test piece is defined between the outlet end and the center cone. The exhaust nozzle comprises an exhaust nozzle fixing piece, an exhaust nozzle moving piece and a positioning assembly, and the exhaust nozzle moving piece can move in the axial direction relative to the exhaust nozzle fixing piece and is provided with an outlet end. And the positioning assembly adjustably limits the movement of the exhaust nozzle moving piece relative to the exhaust nozzle fixing piece at a specified position in the axial direction. The exhaust nozzle assembly test piece is provided with the positioning assembly, so that the exhaust nozzle has different nozzle areas when the exhaust no
Bibliography:Application Number: CN202121370766U