1) covariance and contravariance
协变与逆变
2) Rectifier and inverter
整流与逆变
4) inverting
[英][in'və:t] [美][ɪn'vɝt]
逆变
1.
This paper analyses the rationale and the design of the inverting MAG welding machine using the peak current mode control.
分析了峰值电流控制模式的基本原理和设计需要解决的问题 ,研究了峰值电流型控制模式IGBT逆变MAG焊机的一些设计要点 ,包括斜坡电流的检测、波形处理、斜坡补偿、轻载问题的解决和过流保护电路的设
2.
The principle of voltage soft-switch inverting, the method of measuring welding current by magnetic-loop and their advantages are discussed.
介绍了采用ＩＧＢＴ作为开关元件的弧焊逆变器，论述了电压软开关逆变原理、弧焊电流磁环检测方法以及其优点，介绍了电流调节器的应用。
3.
The circuit is fit for the PWM rectifying and inverting situation at which the power should flow in two direction.
该电路特别适合于能量需双向流动的PWM整流和逆变场合。
5) invert
[英][ɪn'vɜ:t] [美][ɪn'vɝt]
逆变
1.
Design of digital inverter for submerged arc welding;
数字化逆变埋弧焊电源的设计
2.
Parameter design for main circuit of soft switch invert welding power source;
软开关逆变式弧焊电源主回路参数设计
3.
A Review of the Application of Invert Technology to the Resistance Spot Welding;
逆变技术在电阻焊中应用研究
6) inverter
[英][in'və:tə] [美][ɪn'vɝtɚ]
逆变
1.
Improvement of the switch frequency and the material-decrease for spot welding inverter power;
提高逆变点焊电源开关频率与节材
2.
Medelling and simulation of resistance spot welding inverter;
电阻焊逆变电源的simulink建模及仿真
3.
MAG/CO_2 inverter welding power with complete remote control;
具有全遥控功能的逆变MAG/CO_2焊机
补充资料：逆变
1.变乱。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条