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细颗粒土质耙吸船溢流装舱产量模型

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本文对比分析常用泥沙颗粒沉速公式,根据大型耙吸船溢流装舱细颗粒土质的特点,选用张瑞瑾的将层流区、过渡区和紊流区统一的公式进行泥沙颗粒沉速计算,并采用表面负荷率理论进行泥沙沉淀比例计算,建立了适用于耙吸船在细颗粒土质工况下的装舱产量计算模型,计算了不同舱容等级耙吸船的适宜装舱施工参数.
Model of Overflow Loading Capacity of Trailing Suction Dredger under Condition of Fine-Grained Soil
Based on the overflow loading of fine-grained soil by large trailing suction dredgers,by comparing the common formulas,Zhang Ruijin formula unifying the laminar flow zone,transition zone and turbulent flow zone was used to calculate the settlement speed of sediment particles,and the theory of surface load rate was followed to calculate the settlement ratio of sediment,which produced a model to calculate the loading capacity of a trailing suction dredger under the condition of fine-grained soil,including the construction parameters applying to the trailing suction dredgers with different loading capacities.

trailing suction dredgership loading capacity modelZhang Ruijin formulasurface loading ratefine-grained soil

李晟、刘凯锋

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中交上海航道局有限公司,上海 200002

耙吸船 装舱量模型 张瑞瑾公式 表面负荷率 细颗粒土质

2024

港工技术
中交第一航务工程勘察设计院有限公司

港工技术

影响因子:0.262
ISSN:1004-9592
年,卷(期):2024.61(6)