桥墩-冰塞-局部冲刷相关问题研究进展1)

王军, 侯智星, 隋觉义, 程铁杰

ADVANCES IN RESEARCH WORK REGARDING IMPACTS OF BRIDGE PIERS ON ICE ACCUMULATION AND LOCAL SCOUR PROCESSES1)

Wang Jun, Hou Zhixing, Sui Jueyi, Cheng Tiejie

图5 淤积沙丘高度对比图由图5可以看出：(1) 无论有无冰盖或冰塞,初始行近流速越高,淤积沙丘越厚. (2)由于流速对冰塞的厚度的影响,在冰塞条件下,随着行近流速的增大,淤积沙丘的高度增大趋势较在冰盖和明流条件下更平缓.

Fig. 5 Maximum height of deposition dune vs. initial approaching flow velocity