叶栅风洞出口处孤立叶片吸力面全域压力分布测量

推进技术 ›› 2009, Vol. 30 ›› Issue (2): 165-168.

叶栅风洞出口处孤立叶片吸力面全域压力分布测量

项效镕,刘波,周强,陈柳生,郑立新

西北工业大学动力与能源学院/翼型叶栅空气动力学国防重点实验室;西北工业大学动力与能源学院/翼型叶栅空气动力学国防重点实验室;西北工业大学动力与能源学院/翼型叶栅空气动力学国防重点实验室;中国科学院化学研究所;西北工业大学动力与能源学院/翼型叶栅空气动力学国防重点实验室

发布日期:2021-08-15
基金资助:
国家自然科学基金(50476071)

Measurement of global pressure distribution on single blade suction surface at the outlet of cascade wind tunnel

School of Power and Energy/National Defence Key Lab.of Airfoil and Cascade,Aero-dynamic,Northwest Polytechnical Univ.,Xi’an 710072,China;School of Power and Energy/National Defence Key Lab.of Airfoil and Cascade,Aero-dynamic,Northwest Polytechnical Univ.,Xi’an 710073,China;School of Power and Energy/National Defence Key Lab.of Airfoil and Cascade,Aero-dynamic,Northwest Polytechnical Univ.,Xi’an 710074,China;Inst.of Chemistry,Academia Sinica,Beijing 100190,China;School of Power and Energy/National Defence Key Lab.of Airfoil and Cascade,Aero-dynamic,Northwest Polytechnical Univ.,Xi’an 710076,China

Published:2021-08-15

摘要/Abstract

摘要： 应用自主建立的压力敏感涂料测量系统对固定在跨声速叶栅风洞出口下档板处的大弯度孤立叶片吸力面进行了表面全域压力分布测量尝试,基于涂料实验校准的特性曲线和图像后处理技术,获得了叶片表面压力分布状况。

关键词: 叶栅;风洞;吸力面;流体力学;光学测量;压力测量

Abstract: The global pressure distribution measurements on a single blade suction surface at cascade wind tunnel outlet were conducted in experiments based on pressure-sensitive paint calibration and image processing technology.The results of pressure continuous variation on the suction surface were obtained.

Key words: Cascade;Wind tunnel;Suction surface;Fluid mechanics;Optical measurement;Pressure measurement

项效镕,刘波,周强,陈柳生,郑立新. 叶栅风洞出口处孤立叶片吸力面全域压力分布测量[J]. 推进技术, 2009, 30(2): 165-168.