1.
The requirement to the partial load running of large fans and pumps becomes higher and higher.
对非满负荷运行大功率风机和水泵的要求则越来越高
2.
Especially the development of the IGBT technology of high voltage and large capacity makes frequency inverter of large fans and water pumps possible in the large power plant.
尤其是高压大容量IGBT技术的开发使得频率逆变器可用于大型发电厂中的大型风机和水泵。
3.
Frequency conversion method changes the flow through changing the frequency of power source applied on the motor so that the rotating speed of the fan or pump is changed.
变频法通过改变提供给电动机电源的频率从而改变风机和水泵的转速来达到改变风量和水流量。
4.
The engine fan is usually mounted on the water pump shaft and is driven by the same belt that drives the pump and the generator.
发动机风扇通常安装在水泵轴上,由驱动水泵和发电机的同一条皮带驱动。
5.
" Electrotechnical terminology--Hydraulic turbine, storage pump and pump-turbine"
GB/T2900.45-1996电工术语水轮机、蓄能泵和水泵水轮机
6.
Improvement on cooling-air duct of sluicing pump motor in ash pumphouse
灰渣泵房冲洗水泵电动机冷却风路的改进
7.
Research on Energy Saving of Fan and Pump at 420t/h Boiler;
420t/h锅炉风机、水泵节能研究
8.
Mood Choices for Starting Water Pump and Blower in Salt Making Industry
制盐工业水泵与风机起动方式的选择
9.
Comparison Between Three-use Water Source Heat Pump and Conventional Air-cooled Chiller with Hot Water Oil-burning Boiler Schemes
三用型水源热泵方案和常规风冷冷水机组加燃油热水锅炉方案的比较
10.
Exploration on the teaching of hydrodynamic pump and fan for high vocational education;
高职课程《流体力学泵和风机》教学探讨
11.
High Efficiency Energy Saving VVCF Method of Operation Motors of Load Fans or Water Pump;
风机、水泵类负载电动机的高效节能运行方式
12.
lift [suction] pump
吸取泵，吸取抽机，提水泵
13.
Saving Energy Technology of High-energy Equipments Like Blower and Pump in Boiler Room
锅炉房风机水泵等高耗能设备节能技术
14.
A View on Application of Frequency Control Device for Fans and Pumps
浅谈变频调速装置在风机及水泵中的应用
15.
They are F. O. pumps， L. O. pumps, ballast pumps, fresh water pumps, sea water pumps, and bilge pumps.
它们是燃油泵，润滑油泵，压载水泵，淡水泵，海水泵，和舭部液舱泵等。
16.
The effect of two leaves and leaf angle to axile flow pump and blower fan working capability;
二叶及叶片角度对轴流泵和风机性能的影响
17.
The Simulation Teaching System of Pump and Air Blower Based on 3dsmax and CAXA-solid
基于3dsmax和CAXA-solid的泵与风机模拟教学系统
18.
Methods of testing for water-ring vacuum pumps and compressors
GB/T13929-1992水环真空泵和水环压缩机试验方法