船舶中央冷却系统水力管网动态模拟  

Dynamic Simulation of Water Network in Central Cooling System of Vessel

作　　者：贾志强[1] 董葳[1] 

机构地区：[1]上海交通大学机械与动力工程学院,上海200240

出　　处：《船舶工程》2012年第3期43-46,共4页Ship Engineering

摘　　要：通过对船舶中央冷却系统水力管网特点的分析,提出了应用SIMPLE算法进行其水力管网动态模拟的方法,并将该算法应用于实际船舶水力管网的计算中。采用的是时间渐进的方法,所有时间步的结果反映了管网流动的动态特性。该算法无需复杂数学理论,逻辑简单,算法明了,易于理解且容易编程实现,并具备良好的收敛性。Through the analysis of the features of the water network in the central cooling system of vessels,the method of applying SIMPLE algorithm to the dynamic simulation of the water network is put forward.The algorithm is then adopted in the actual calculation of water network of vessels.It adopts the method of time stepping.The results of all the time step show the dynamic characteristics of the network flowing.The algorithm,without complex mathematical theory,has simple logic and calculating method.It is easy to understand and program to accomplish,with good convergence.

关 键 词：中央冷却系统 SIMPLE算法 水力管网 动态模拟 有限体积法 

分 类 号：U661.43[交通运输工程—船舶及航道工程]