基于船舶水动力性能的节能技术研究回顾

A Review of Research on Ship Hydrodynamics Concerning Energy-Saving

阐述基于船舶水动力性能的节能技术研究现状,包括船型优化设计技术和附体节能装置技术。船型优化设计技术适用于船型设计开发前期,深入分析2种常用的船型优化方法,阐述其技术原理、设计流程和应用效果。船舶附体节能技术不仅适用于新船设计,而且适用于营运中船舶的能效改造,分类阐述安装于桨前和桨后的几种典型节能装置的特点,分析其整流效果和节能原理,通过综合比较,探讨不同附加节能装置搭配方案的可行性及其应用效果。研究成果可供船舶设计、制造和运管等人员参考。

Research status of ship energy-saving technology based on ship hydrodynamics is reviewed,including ship form optimization technology and technology of ESD(Energy Saving Devices).The former is used in concept design stage.The technical principle,the design work flow and the application effect of two different kinds of ship form optimization methods are analyzed.The energy-saving devices which can be used both for new ships and retrofitting are analyzed,with the devices positioned ahead of/behind the propeller.The characteristics and working principles are studied in detail.Through comprehensive comparison,the feasible plans with different combination of ESDs and their application effects are discussed.