1.
Experimental Research on Frequency Conversion Hydraulics Power Unit of Numerical Control Machine Tool
数控机床变频液压动力单元试验研究
2.
In chapter 2, the power component and actuate component of the variable frequency colsed hydraulic system are designed and built;
第二章，对变频闭式液压动力单元的动力元件和执行元件进行了选型和搭建；
3.
On pressure twinkling trans formation in power elements of hydraulic transmission.;
对液压传动动力元件中压力瞬变的探讨
4.
Design and Application Research on Variable Frequency and Close Circuit Hydraulic Power System;
变频闭式液压动力系统的设计及应用研究
5.
The Design and Application of High-Voltage Inverter with Overlying Series Units;
单元串联高压变频器的设计及其应用
6.
Research on Novel Cascaded Converter for Medium-High Voltage;
新型单元级联式中高压变频器的研究
7.
Key technologies on monopropellant-powered hydraulic free piston engine
单组元液压自由活塞发动机关键技术
8.
Design Research on Embedded Controller of VVVF Hydraulic Elevator;
变频调速液压电梯单片机控制器的研究
9.
The Research and Design of Cell Series Mid-Voltage & High-Power Inverter;
单元串联中压大功率变频器的研究与设计
10.
The Research and the Design of Medium-voltage Five-level Module Cascade Inverter;
中压五电平单元级联变频器的研究与设计
11.
Research and Making on One 6KV-900KW Cascaded High Voltage Frequency Converter;
6KV-900KW功率单元级联型高压变频器的研制
12.
Research and Design of the Cell Series Multi-level High Voltage Frequency Inverter;
单元串联型多电平高压变频器的研究与设计
13.
Research on New Non-PWM Power Unit High-Voltage Frequency Converter
新型非PWM功率单元高压变频器的开发研究
14.
Study on Development of High Voltage Cascaded VVVF Power Unit Monitoring and Control Circuits
级联高压变频器功率单元测控电路开发与研究
15.
Research and Development of High Voltage Converter Power Unit by Virtual Space Technology
高压变频器功率单元采用虚拟空间技术的研发
16.
Series Multi-level Unit High Voltage Converter on the Protection of Grounding
单元级联多电平高压变频器接地保护之探讨
17.
Hydraulic power modules imported from Europe and USA.
油压动力单元选用欧美进口之零组件。
18.
Compare Frequency Conversion Control with Hydraulic Pressure Control in Tilting System
炉体倾动系统变频与液压控制的分析比较