摘要
在给出离心泵各种串联形式运行特性数值方程的基础上,提出了长输管道多泵串联调速运行的数解方程,包括串联运行调速比和工作点确定,并进行了数值计算。给出了算例,并通过算例比较了长输管道采用节流和调速方法进行输量调节的节能效果。
Based on numerical equation of running characteristics of multiform centrifugal pumps in series,the numerical solution equation on modulating speed running pumps in multi-series is obtained.The process of numerical solution includes the ascertainment of pump's working points and variable speed ratio,and value calculations are conducted and calculation examples are given.Energy saving effects of flowrate adjustment on long distance oil pipelines utilizing throttle and variable running rotation speed ratio are compared through calculation.
出处
《油气储运》
CAS
北大核心
2009年第6期21-25,共5页
Oil & Gas Storage and Transportation
关键词
管道
离心泵
串联调速
调速比
数解方法
pipeline,centrifugal pump,variable speed adjustment of pumps in series,variable speed ratio,numerical method
