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逆变

na.contravariant
网络contravariance; inversion; IGBT

逆变

英-汉网络释义

逆变

na.

1.contravariant

contravariant

是度规张量逆变 (contravariant) 分量，3 导引 4 分离变量法而新旧哈密顿量的关系为。

contravariance

5、基于委托的逆变 (Contravariance) 和协变 (Covariance)。不允许在winform中直接跨线程访问控件例如:public partial class F…

inversion

建筑工程专业国家标准词汇大全 - 免费文档下载 ... groove 槽 inversion 逆变 fluorescent light 日光灯 ...

IGBT

新式逆变（IGBT）焊机生产项目一、承建单位：山东盖伊尔焊割设备制造有限公司二、联系人：陈法学李道彬三、联系电话：0…

Inverter

再经逆变（Inverter）的 PWM 调制后可得到理想的 220V 输出，而无需升压变压器，实现高效、节能、体积小的多重优点。另 …

DC-AC

第二部分为全桥逆变(DC-AC)电路,该部分控制核心芯片是TMS320LF2407型DSP,调制方式采用正弦脉宽调制(SPWM),输出电压 …

invert

逆变站控制,Inverter... ... ) inverting 逆变 ) invert 逆变 ) inverter 逆变 ...

inverse variation

英语词汇-数学词汇_专业词汇 ... inverse tangent function 反正切函数 inverse variation 反变(分)；逆变(分) invertible 可逆的 ...

例句：

With a revulsion of feeling , she repeated that Gerald was worthless and thanked Heaven that she had escaped that danger.

随着感情的剧烈逆变，她又认为杰拉尔德微不足道，她感谢上天没让她掉进陷井。

It consists of a fuel cell, an isolated unidirectional converter, a bi-directional converter, an inverter and a battery .

它是由燃料电池、蓄电池、单向变换器、双向变换器和逆变器构成。

And the grid-connected photovoltaic inverter is one of the necessary equipment of the grid-connected photovoltaic system .

而光伏并网逆变器是太阳能并网发电系统中必不可少的设备之一。

On this basis , the hardware design scheme is completed for the wind power inverter control system based chips TL494, IR2110 and SG3525A.

在此基础上，完成了基于芯片 TL494 、IR2110 和 SG3525A 的风电逆变控制系统的硬件设计方案。

The invention relates to a digital soft switch inverter arc welding machine which is controlled by an embedded system .

一种嵌入式系统控制的数字化软开关逆变弧焊机。

These advancements will radically change the PV inverter market over the next five years, the report notes .

这些进步将从根本上改变未来五年光伏逆变器市场，该报告指出。

The invention also provides a method and system for controlling the alternative current (AC ) by an inverter .

提供通过逆变器控制交流（AC ）电动机的方法和系统。

Therefore a small current is always drawn from the inverter even with no workpiece present .

因此，小电流总是引起了逆变器，即使目前没有工件。

The Pulse Width Modulation (PWM) control method is one of the key techniques on three-level NPC inverter .

而 PWM 控制方法是三电平 NPC 逆变器研究中的关键技术之一。

The control strategy and topology of multilevel inverters , as well as the work principle of three-level inverter , are firstly analyzed .

阐述了多电平逆变器的控制策略和拓扑结构，并具体分析了三电平逆变器的工作原理。

The system achieves output of stepped-exchange bus by superposition square wave with different phase shift which comes from inverter module .

通过将具有不同相移的逆变单元输出的方波叠加，得到阶梯波交流母线电压输出。

This paper systematically analyzes several modulations and control strategies for state-of-art multilevel inverters .

文章对当今水平的多电平逆变器的调制技术和控制策略，如；

The performance of the control system depends on the performance of MCU(Micro Control Unit) while digital control technology is being used .

使用数字技术控制设计逆变器，控制器的性能决定了逆变系统系统的性能。

As the main part of power supply , the PWM inverter requires high quality of output waveforms , so varieties control methods appear.

PWM 逆变器是逆变电源的核心部件，要求它具有高质量的输出电压波形。

The inverter circuit includes a full-bridge circuit , a plurality of main inversion transformer and a feedback circuit.

该多个主逆变变压器将该全桥电路输出的低压交流电转变为高压交流电；

Firstly , existing inverters and the strategies that are used to control inverter have been analyzed and compared .

首先，对现有的逆变器系统结构及其控制策略进行了详细的分析与对比。

of the translating means is reversed at least once during one rotation of the cutting tool (10 ).

之间的速度比，在所述切削工具（10 ）旋转期间逆变至少一次。

逆变

逆变