Abstract : conventional ship propulsion methods meet some limitations in ship development towards high - speed , large - scale and high - power . a new ship propulsion method , integrated hydraulic propulsion ( ihp ) , was put forward to solve the problem . then further research work was done on the principle of ihp method . working condition - matching characteristic was discussed through the working condition matching characteristic chart . after that , the advantages and disadvantages of ihp method were given . and the pump and motor , important parts of ihp , was designed through physical analytical method . ihp method can be used extensively in some special kinds of ship for its own characteristics . to a certain extent , the limitation problem of ship propulsion method can be solved . ihp method diversifies the existing ship propulsion methods 文摘:为解决船舶在向大型化、高速化方向发展时船舶主机设计困难,机舱布置不合理以及机动性能差等问题,提出了一种新型船舶推进方式,即船舶综合液压推进.给出了该推进方式的推进原理,通过工况配合特性曲线图,对其工况配合特性进行分析,对该推进方式的优缺点进行讨论并对其重要组件液压泵以及马达进行设计计算.结果表明船舶综合液压推进具有其独特的优点,是对现有船舶推进方式的有益补充
This work describes the idea of the optimizing design of cooling system in detail and builds the mathematic mould of the optimum design by analyzing the internal thermodynamics regulation of cooling system and the relation between the pipeline systems and heat load of the shipping engine . it also ascertains the calculation method suitable for the designing characteristics of cooling system after comparing many optimum calculation method . in the meanwhile the compilation of the application procedure use the object - oriented program development language c + + based on the windows 98 operation system 在论文中详述了对冷却系统进行优化设计的概念，并且通过对冷却系统内部热力学规律以及系统与船舶主机的热负荷的关系的分析，建立了优化设计的数学模型，并且在对各种优化方法进行比较后，确立了适合于冷却系统设计特点的计算方法，还基于windows98操作平台，用面向对象的程序开发语言c ~ ( + + )编写了应用程序。
Conventional ship propulsion methods meet some limitations in ship development towards high - speed , large - scale and high - power . a new ship propulsion method , integrated hydraulic propulsion ( ihp ) , was put forward to solve the problem . then further research work was done on the principle of ihp method . working condition - matching characteristic was discussed through the working condition matching characteristic chart . after that , the advantages and disadvantages of ihp method were given . and the pump and motor , important parts of ihp , was designed through physical analytical method . ihp method can be used extensively in some special kinds of ship for its own characteristics . to a certain extent , the limitation problem of ship propulsion method can be solved . ihp method diversifies the existing ship propulsion methods 为解决船舶在向大型化、高速化方向发展时船舶主机设计困难,机舱布置不合理以及机动性能差等问题,提出了一种新型船舶推进方式,即船舶综合液压推进.给出了该推进方式的推进原理,通过工况配合特性曲线图,对其工况配合特性进行分析,对该推进方式的优缺点进行讨论并对其重要组件液压泵以及马达进行设计计算.结果表明船舶综合液压推进具有其独特的优点,是对现有船舶推进方式的有益补充
