Three phase inverter can take pump or lift, and other industrial use, more safe and stable.
三相逆变器可带载水泵或者电梯等工业设备，更安全稳定。
The paper proposes a scheme of using three phase inverter bridge to realize VVVF of single phase capacitor motor.
提出用三相逆变桥电路实现单相电容电机变频调速的方案。
The experiment result verifies the feasibility of voltage waveform control and parallel control scheme of high power three phase inverter.
实验结果进一步验证了大功率三相逆变器的波形控制和并联控制策略有效可行性。
The thesis introduces a three phase AC motor's mathematical model in static reference frame and a simulation system for AC motors to develop a vector control inverter system.
针对三相异步电机矢量控制系统的要求，根据在静止坐标系统中异步电机的数学模型，进行了系统仿真。
This paper puts forward a voltage and current double closed-loop controlling method based on three-phase voltage source PWM inverter.
提出了一种基于三相电压型PWM逆变器的电压电流双闭环控制方法。
The control system of this inverter is composed of 8098 single chip microprocessor and the new type three phase PWM IC SLE4520.
采用了以8098单片机和三相高频可编程脉宽控制器SLE4520为核心的控制系统。
It is necessary to design the monitoring system of high-power three-phase inverter to improve its levels of safety, reliability, control and automation.
为了提高大功率三相逆变电源系统运行的安全性、可靠性、可控性和自动化程度，设计其监控系统是必要的。
This system can avoid the influence that three-phase imbalance load towards the output voltage of inverter.
该系统可以避免三相不平衡负载对逆变器输出电压的影响。
In order to solve the problem mentioned above, a novel design which combines three phase fourlegs inverter, repetitive controller and PI double loop control.
本文将三相四桥臂逆变器与重复控制技术、PI双闭环控制相结合，满足了非线性不平衡负载的要求。
A cascade speed control system mainly consists of a wound asynchronous motor, a three-phase rectifier and a three-phase thyristor (?) inverter.
串级调速系统的主要组成部分是线绕式异步电动机，三相桥式整流器和三相可控硅逆变器。
Three-phase four-leg inverter is used in the inverter link to improve the adaptability of the system because loads in distributed generator are uncertain.
针对分布式发电系统负载的不确定性，为提高系统的适应性，文中在逆变环节采用四桥臂逆变器。
This paper presents a design precept of static inverter using three phase PWM generator SA8282 and shows the programmes for designing hardware and software of the circuit.
简要介绍采用三相pwm产生器sA 8282研制的三相静止逆变器及其电路硬件、软件设计方案。
The difference of output voltage of inverter and 220v is set as control signal, controller change the PWM signal to regulate buck-boost converter and three-phase rectifier.
以逆变器输出的电压和220v的差值作为控制信号。设计控制器根据控制信号改变直流变换器和三相可控整流的PWM控制信号。
The neutral voltage of the three-phase four-leg inverter employed in UPS is desired to be very low.
当三相四桥臂逆变器用于UPS时，要求其中线电压很低。
Taking PM75CLA120 as an example introduces the structure of IPM, the applied circuit design of IPM and the use of IPM in modular three-phase inverter.
以PM 75cla120为例，介绍IPM结构、应用电路设计和在组合式三相逆变器中的应用。
Finally, the experiment waveforms and data about 1.5kva three-phase static inverter are described and the results indicate that the system has excellent dynamic and static state performance.
最后给出额定功率为1.5KVA的三相静止变流器的试验波形和实验数据，试验结果表明该系统具有良好的动静态性能。
A method of the three phase voltage-source inverter connecting to the grid is studied, which consists of space vector pulse width modulation and phase-locking method.
本文研究了三相电压源型逆变器实现并网所采用的控制方法，包括空间矢量调制法和锁相环技术。
For high power system, every switch of three-phase inverter is actually made up of four MOSFETs in Parallel.
考虑到系统功率较大，三相桥式功率变换器的每个开关器件均采用四个MOS管并联的结构。
For avoiding the math models of three-phase AC electromotor and frequency inverter, adopt the simple similarity of ascending curve method to ensure the math models of every loop.
为避开三相交流异步电动机和变频器的数学模型，利用飞升曲线法简单近似确定各环节的数学模型。
The diode neutral point clamped three-level inverter for three-phase shunt active power filter is applied to reduce the switch stress.
将二极管箝位式三电平逆变器应用于三相并联有源滤波器以降低开关管应力。
In this dissertation, digital control method for three-phase inverter is researched.
本文研究了三相逆变器的数字化控制方案。
The out-put waveform of a three-phase PWM inverter for the trapezoidal modulation signal is investigated both theoretically and experimentally.
对梯形调制信号的三相pwm逆变器输出波形从理论和实验两个方面作了研究。
This paper presents a decoupled control scheme for three?phase four?leg inverter through an inner current regulator based on space vector cascaded with an outer synchronous frame PI controller.
该文提出了一种采用内环空间矢量电流调节器和外环同步坐标比例积分控制器相级联的三相四桥臂逆变器的控制方案，实现了对三相四桥臂逆变器的解耦控制。
Then the article designs and researches inverter circuit, driver circuit, working power supply, voltage regulator feedback circuit protection circuit of three-phase inverter power.
对三相逆变电源的逆变电路、驱动电路、工作电源、保护电路和稳压反馈电路进行了设计研究；
The PWM control strategy with 3-th harmonic in addition is presented for four-leg three-phase inverter, the inverter can deal with unbalanced load and has a high utilization of dc bus voltage.
本文将三次谐波注入的PWM控制方案应用到四桥臂三相逆变器中，可以带非对称负载且具有较高的电压利用率。
Three-phase inverter of large power on-line UPS, which is widely used in industry, civil and military and so on, is over-all studied in this dissertation.
本文致力于三相大功率在线式UPS逆变系统的研究，这种UPS 将被广泛应用于工业、民用和军用等。
This main circuit is composed of the three-phase fully-controlled bridge using GTO and the single-phase bridge inverter using IGBT.
该主电路采用晶闸管三相全控桥整流电路，IGBT单相全桥逆变电路。
As to the deficiencies of UPS base on three-phase full-bridge inverter, a three-phase half-bridge inverter of on-Line UPS controlled by TMS320LF2407 is proposed.
针对基于三相全桥逆变器的不间断电压（UPS）缺点，提出了一种用TMS320LF2407控制的基于三相半桥逆变器的在线式UPS。
A practical open-loop control system for the three-phase grid inverter was also developed in the work.
实际开发了一套针对三相并网逆变器的开环控制系统。
A practical open-loop control system for the three-phase grid inverter was also developed in the work.
实际开发了一套针对三相并网逆变器的开环控制系统。
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