centrifugalpump相关论文
The research object of this paper is a centrifugal pump with a specific speed of 67. The optimization objectives are eff......
Numerical investigation of the effect of T-shaped blade on the energy performance improvement of a s
The tip leakage flow formed by the tip clearance of a semi-open centrifugal pump adversely affects the energy performanc......
The diameter of the impeller balance hole in a centrifugal pump is closely related to axial force. Thus, to select the a......
Hydraulic Performance Numerical Simulation and Experimental Research of Centrifugal Pump with Pre-wh
In order to improve the hydraulic performance of centrifugal pump at off-design condition, inlet guide vane is adopted f......
The bionic non-smooth surface is employed to rotating machinery,such as gas turbines and fans,for its good drag-reductio......
To accomplish precise numerical simulation for transient problem in fluid machinery,a precise method was put forward tha......
The development of high performance centrifugal pumps is complex task which involves different objectives and constraint......
Experimental and numerical investigations of cavitation evolution in a high-speed centrifugal pump w
Along with the anti-cavitation performance, the high speed and the high power density, are the main trends in the develo......
A general alternate loading technique and its applications in the inverse designs of centrifugal and
For the inverse designs of centrifugal and mixed-flow pump impellers,clarifying the generation process of secondary flow......
HYDRODYNAMIC OPTIMIZATION DESIGN OF LOW SOLIDITY VANED DIFFUSER FOR A CENTRIFUGAL PUMP USING GENETIC
This paper presents a hydrodynamic redesign of the conventional vaned diffuser into the low solidity vaned diffuser for ......
对离心泵填料的受力进行了理论分析,通过实验找到了影响泄漏量的因素,如压紧力,填料摩擦系数,初始间隙,密封环长度等。通过对填料环的动......
化工装置正常生产之前,吹扫不可避免。由于人们一向认为吹扫介质不能通过离心泵,因而需要额外增加一些管件、管线及阀门,这不仅增加投......
通过对影响离心泵效率的因素分析。总结出在检修工作中尽量减小各种损失的方法,达到节能降耗的目的。......
叙述了变频调速器在催化裂化装置上使用及采用变频调速器选用依据、选型和控制回路、运行情况和节能效果。对变频调速系统的应用提......
对轴承安装结构及支承条件对离心泵轴封产生的影响进行了分析,指出了为保主下密封运行的可靠性和稳定性,应采嗫轴承密封组合设计方案......
化工原理实验经常要对大量的实验数据进行处理,且有些数据处理需要一些图形来辅助完成,目前手工计算及采用传统的坐标纸绘图则变得......
论述了采用离散化进行离心泵叶轮轴面投影图设计的两种方法。对轴面投影图设计的正问题--由前后盖板流线确定轴面投影图的传统的程序......
介绍了一种马铃薯淀粉生产设备DFB-80-65-230淀粉泵的设计方法,为不同技术性能同类泵的研制提供了设计实例.......
根据船用自吸离心泵的设计经验和相关系列产品的统计资料,在对外混式自吸离心泵主要结构要素的功能及其相互关系进行分析的基础上,就......