20000 DWT江海直达散货船迎流喷水减阻数值模拟研究  

Numerical Simulation of Jetting Water Against the Flow in a 20000DWT River-sea Bulk Carrier for Resistance Reduction

作　　者：杨超[1] 熊鳌魁[1] 

机构地区：[1]武汉理工大学交通学院,武汉430063

出　　处：《武汉理工大学学报（交通科学与工程版）》2017年第1期127-131,共5页Journal of Wuhan University of Technology（Transportation Science & Engineering）

基　　金：国家科技支撑计划项目资助(2014BAG04B01)

摘　　要：将迎流喷水减阻的方式引入散货船中,以20 000DWT江海直达散货船作为研究对象,通过三维数值仿真软件FLUENT对其在首部迎流喷水进行数值模拟,研究不同的喷口面积、喷口位置以及不同的喷水速度对于船舶减阻效率及船舶性能的影响,并寻求最佳的迎流喷水减阻方案,推动该项技术的发展.In this paper,the method of reducing resistance by jetting water against the flow is applied in bulk carriers.20 000 DWT river-sea bulk carrier is taken as the study object and FLUENT is used to do numerical simulation.The influences of different nozzle area,nozzle position and jetting-water velocity on the efficiency of resistance reduction and the performance of the ship are analyzed to look for the best method of reducing resistance by jetting water against the flow,thus promoting development of the technology.

关 键 词：20 000DWT江海直达散货船 迎流喷水减阻 数值模拟 

分 类 号：U661.1[交通运输工程—船舶及航道工程]