活塞内冷油腔两相流振荡可视化模拟

黄钰期,陈卓烈,胡军强,李梅,牛昊一

Visual simulation of two-phase flow oscillating flow in piston cooling gallery

Yu-qi HUANG,Zhuo-lie CHEN,Jun-qiang HU,Mei LI,Hao-yi NIU

表 3 不同转速下的甘油水溶液、大豆油、实机机油雷诺数

Tab.3 Reynolds number of glycerin aqueous solution，soybean oil and engine oil at different rotation speeds

N/(r·min−1) v/(m·s−1) Re 甘油水溶液 大豆油 实机机油 200 2.31 10 568 1 893 7 129 300 3.46 15 830 2 835 10 679 400 4.62 21 137 3 785 14 259 500 5.77 26 398 4 727 17 808 600 6.93 31 704 5 678 21 388 1 858 20.78 — — 64 134