power inverter

How to calculate SPWM cross point rapidly and accurately is a key problem in the real time controller of high power inverter.

在大功率逆变器的实时控制中，如何快速准确地计算出SPWM交点是一个关键问题。

The decreasing time of free-wheeling current is relative to duty cycle in the exiting FB-ZVZCS-PWM soft-switching inverter arc welding power supply with the block capacitor, and it is hard to achieve zero current switching ( ZCS) for lagging leg with low duty cycle.

现有FB-ZVZCS-PWM软开关弧焊逆变电源采用阻断电容衰减原边环流电流所需的时间与占空比有关，占空比很小（电源输出电压很低）时滞后臂难以实现零电流开关。

The analysis and design DC power PFC circuit applied to inverter system

逆变系统高效前级直流电源PFC电路的分析和设计

This design scheme adopts high frequency transformer inverter power system structure with DC-link in middle. It consists of high frequency inverter, isolation and booster voltage transformer, rectifier with filter, high frequency SPWM inverter and output filter.

该方案采用中间直流环节的高频变压器式逆变电源系统结构，它由高频逆变、高频变压器隔离升压、整流滤波、高频SPWM逆变和输出滤波组成。

Analysis for PWM Power Inverter on Export Filter

PWM变频器电源逆变器输出滤波器分析

By plentiful experiments and tests, we have validated the mathematical model of the thyristor inverter power source, and got the new design methods of inverter circuit parameters, which provides the theoretic foundation for the manufacture of inverter power sources.

通过研制过程中的大量实验和测试，验证了快速晶闸管逆变电源数学模型的正确性，得出了逆变电路参数设计的新方法，为逆变电源的研制提供了理论依据。

Intelligent Design of DC/ AC Power Inverter

DC/AC系列电源逆变器的智能化设计

Control circuit is taking pulse wide modulation circuit as core. By comparison of given signal and feedback signal of overvoltage, get the width-adjustable pulse signal for regulating output of welding power source so as to realize the colsed-loop control to arc-welding inverter.

控制电路以脉宽调制电路为核心，通过电压给定信号和反馈信号的比较，获得宽度可调的脉冲信号，调节焊接电源的输出，并实现对弧焊逆变器的闭环控制。

Solar photovoltaic wind power inverter is the core of the system components.

太阳能逆变器是光伏风力发电系统的核心部件。

A multi function power inverter for welding, brush plating and charging was developed.

研制了集焊接 、 刷镀、充电于一体和适合大电流脉冲刷镀的逆变电源.

Shanghai, electronic goods, production and operation of the main power inverter, power supply, DC power!

上海点品电子, 主要生产经营变频电源, 稳压电源, 直流电源!

Based on the generalized power angle characteristics of the text proposed a distributed power generation and network integration of the power conditioning system, direct control of the inverter output power, and control the direction and size of the power transmission through three-winding transformer.

基于广义功角特性，文本提出了一种分布发电并网与功率调节一体化的系统，对逆变器输出功率进行直接控制，通过三绕组变压器实现控制功率传输方向和大小。

Power electronic inverter technology is the key in energy feedback.

电力电子的逆变技术是能量回馈系统的核心部分，本文讲述了电压型逆变电路和电流型逆变电路在能量回馈系统中的工作实现原理。

This thesis carries out thorough and systematic research focusing on the inverter-based ultra-low-power IC design technique, optimizes traditional class-C inverter through circuit innovation, and proposes a new generation of class-C inverter.

本论文针对基于C类反相器的极低功耗IC设计技术进行了较为深入系统的研究，通过电路创新对传统C类反相器进行改造，推出了新一代C类反相器概念。

This technology is applied in the design of 450 W DC/ AC power inverter series. The 450W DC/ AC power inverter is produced in batches.

该技术已成功地应用于450WDC/AC电源逆变器的设计中，并已投入批量生产，实现了出口。

Car power inverter and converter.

车载逆变电源和降压器。

Therefore, a novel electric car board-power Inverter became popular, In European and the America country, power inverter has become a necessity part in the car.

因此一种新颖的车载电器&车载逆变器开始迅速走红，在欧美国家，车载逆变器已经成为每辆汽车的必备品。

Based on the success of booster power inverter used in the tank, this paper illustrates the designing process and key parameters of the boosting transformer.

针对一种装甲车辆用升压电源的成功研制，详细介绍了关键元器件一一升压变压器的设计步骤及关键参数的计算。

By analysis of the traditional inverter control principles, this paper presents a novel inverter control strategy aim at reactive load fluctuations. It makes full use of the original topology of the inverter circuit to achieve the dual control objectives of both grid connection and reactive power compensation.

通过对逆变电源传统控制原理的分析，本文提出了一种针对无功负荷波动的逆变器并网控制策略，该方案充分利用逆变电源原有的电路拓扑结构，达到并网和无功补偿的双重控制目标。

A laser power supply with newly designed thyristor 3-phase rectifier At latter, methods of confirm part parameter in the converter is introduced, most parts of 3-phase rectifier and filter, inverter and filter, NFT are confirmed.

可控硅调压激光器电源的新型同步触发电路对功率变换部分的整流滤波、逆变、滤波及中点形成等环节进行了详细地分析与设计，给出了系统参数计算和选择的方法。

It is of reference value to high speed integrate circuit design, EMI mechanism analysis and suppression. Thirdly, transient electromagnetic characteristic of rumple surface structure, which is another emission structure of power inverter in motor system, is researched by using PML-FDTD method.

然后，采用完全匹配层时域有限差分法研究电机系统功率变换器中的另一种辐射结构&折皱表面结构的瞬态电磁特性。

Research on real time controller of high power inverter

大功率逆变器的实时控制器研究