单级离心泵

Sh型双吸单级离心泵水封管功能分析

Function Analysis of the Sh type Centrifugal Water Pump Water seal Pipe

因此在部分负荷较低的情况下，燃气机单级离心泵的一次能源利用率较低。

Therefore , in the lower part load , the gas engine heat pump at a lower energy efficiency .

结果显示，用改进神经网络来预测单级离心泵的性能，预测误差不超过6%。

Results show that BP neural network can well forecast centrifugal pump performance , and the relative error is less than 6 % .

用这种方法可以简单方便地将任何前开门式单级离心泵和混流泵改成自吸泵，且不影响泵原来的主要性能。

By means of this practice all single-stage and single-suction vane pumps with frontinlets can be modified into self-priming pumps without damaging their original principal performances .

YHB系列化工液下泵是立式单级单吸离心泵。

YHB series chemical submersible pump is vertical single-stage single-suction centrifugal pump .

IHF型氟塑料化工离心泵为单级单吸式离心泵，参照国际标准ISO2858标准设计。

IHF fluorin plastic chemical centrifugal pump is single-stage single-suction pump , it is designed according to standard of ISO2858 .

单级离心抽油泵泵轴可靠性设计与试验

Reliability design and test of the shaft on single-stage centrifugal pumps

单级单吸离心泵轴承润滑方式改造

Transformation of Lubricating Method for Single-stage and Single-suction Centrifugal Pump

随着现代工业化程度的日益提高，化工、冶炼等行业对离心泵的需求量越来越大，而砂浆泵因其优良的性能在单级单吸离心泵中占很大比例。

With the increasing of modern industry , the demand of centrifugal pump is growing fast in chemical and other industries . And mortar pump takes a large proportion of the single grade and suction pump because of its excellent performance .

NBA型泵是单级单吸悬臂式离心泵，主要由进水口、泵体、叶轮、轴和轴套等零件组成。

Type NB , NBA pumps are single-stage single-suction cantilever centrifugal pumps , it mainly consists of inlet , pump casing , impeller , shaft and shaft sleeve etc.

单级单吸清水离心泵技术水平分析

Technology evaluation of single-stage and single-suction rinsing centrifugal pump

单级单吸卧式离心泵泵体的吸入室及吐出管设计卧式离心铸造铸铁气缸套的黑斑缺陷及对策

Design of Suction Room and Press-out Pipe of the Casing for the Single-stage Single-suction Horizontal Centrifugal Pump

本文进行了核电站设备（IS型单级单吸清水离心泵）的动力特性测试和振动台试验。

Dynamic characteristic tests and shaking table tests of nuclear power station equipment ( an IS type centrifugal water pump ) are carried out .

为了便于离心泵的结构设计，介绍了单级单吸卧式离心泵泵体的吸入室及吐出管的常用型式、作用及特点。

The common types , functions and features of the suction room and press out pipe of the casing for the single stage single suction horizontal centrifugal pump are introduced in this paper for the convenience of structure design of the centrifugal pump .

单吸、单级卧式离心泵，用封闭叶轮。

Single suction , single stage horizontal centrifugal pump with closed impeller .