| 新型环空射流泵基本特性的理论研究 |
| |
| 引用本文： | 陈凤官,綦耀光,刘新福,李延祥. 新型环空射流泵基本特性的理论研究[J]. 流体机械, 2011, 39(2). DOI: 10.3969/j.issn.1005-0329.2011.02.004 |
| |
| 作者姓名： | 陈凤官 綦耀光 刘新福 李延祥 |
| |
| 作者单位： | 1. 中国石油大学,山东东营,257061
2. 中国石油煤层气有限公司,北京,100028 |
| |
| 基金项目： | 国家科技重大专项(2009ZX0503804); 山东省重点攻关项目(2009GG10007008) |
| |
| 摘 要： | 环空射流泵,除了具有传统中心射流泵的优势外,在结构上更为简单,对复杂工况条件的适应性更强。本文提出一种新型的环空射流泵模型,运用流体力学和湍射流理论,导出了环空射流泵的基本性能方程,并分析了环空射流泵基本性能的影响因素,主要因素有摩阻系数、密度比、入射角等;通过泵内能量守恒分析,研究了泵内能量变化情况,得出了环空射流泵能量损失主要是混合损失、扩散损失以及摩阻损失;并进行了泵效的计算与分析,给出了环空射流泵运行的高效区。
|
| 关 键 词： | 环空射流泵 性能方程 能量损失 效率 |
Theoretical Research on Basic Characteristic of New Annular Jet Pump |
| |
| CHEN Feng-guan,QI Yao-guang,LIU Xin-fu,LI Yan-xiang. Theoretical Research on Basic Characteristic of New Annular Jet Pump[J]. Fluid Machinery, 2011, 39(2). DOI: 10.3969/j.issn.1005-0329.2011.02.004 |
| |
| Authors: | CHEN Feng-guan QI Yao-guang LIU Xin-fu LI Yan-xiang |
| |
| Affiliation: | CHEN Feng-guan1,QI Yao-guang1,LIU Xin-fu1,LI Yan-xiang2(1.China University of Petroleum,Dongying 257061,China,2.Petrochina Coalbed Methane Company Limited,Beijing 100028,China) |
| |
| Abstract: | Compared with conventional jet pump,the structure of annular jet pump,is more simple and conducive to conveying the fluid which containing solid particles.This paper presented a new simple model of annular jet pump,derived the basic performance equation of annular jet pump by using of fluid dynamics theory and turbulent jet theory.The main factors for the basic performance were concluded,such as the friction coefficient,the density ratio,and the angle of incidence.Based on the energy balance analysis of the... |
| |
| Keywords: | annular jet pump performance equation energy loss efficiency |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
|
