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结合黄河下游游荡性河道的特点,对中线南水北调工程孤柏嘴穿黄渡槽槽墩局部冲刷进行了研究。试验研究了不同单宽流量、不同水流(主流)与槽墩的交角条件下槽墩的最大局部冲刷深度,并将试验结果同黄河实测资料及理论公式计算值进行了对比分析。
Combined with the characteristics of the wandering channel in the lower reaches of the Yellow River, the local scour of the gabion mouth of the mid-line South-to-North Water Diversion Project through the Huangduan slot was studied. The maximum local scour depth of slot pier with different single-width flow rate, different water current (mainstream) and slot pier intersection was experimentally studied. The experimental results were compared with the measured data and calculated values of the theoretical formula of the Yellow River.