In order to study dynamic stall phenomena of an aircraft in portrait at a high Angle of attack, designing a measuring device of heave oscillation for a low speed wind tunnel.
为了研究飞行器在纵向大迎角状态下的动态失速现象，设计了一套用于低速风洞的升沉振动测量装置。
The measuring device has broken through the currently used method of measuring by mechanical oil rod, thus making up for the original idea's defects of inaccuracy and non-dynamic monitoring.
该测量装置突破了目前使用手动机油标尺测量的原始方法，弥补了测量不精确、不能动态监测机油的缺陷。
The device comprises the electric vibration table, a dynamic stress measuring system and a vibration controller.
该装置包括电动振动台，动应力测量系统及振动控制仪。
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