提高功率的

Application of SA866AE Three-phase PWM Signal Generator in AC/AC FC;2. By existing control question of mineral air compressor and power supply particularity in mine,using Mitsubishi corporation's IPM power module as main circuit component,METEL corporation's SPWM generator SA866AE as wave profile generator,a kind of transducer was designed.

针对矿用空压机控制存在的问题和矿山供电的特殊性，利用三菱公司IPM功率模块作为主电路器件，METEL公司的SPWM发生器 SA866AE 作为波形发生器，设计了一种宽输入电压范围、低成本、高可靠性的变频器，实现了矿用空压机的自动调节功能，节约了能源，提高了供气质量。

In addition, InP technology provides the following measurement benefits compared with other technologies available today: significantly flatter response at high frequencies; higher measurement accuracy because of the low-noise, nonconductive substrate; and higher reliability due to lower power consumption.

相较于其他的技术，InP技术还提供许多量测优点：在较高的频率下，可产生相当平坦的响应；低噪声的非传导性基板，可提高量测准确度；低消耗功率，可确保较高的可靠度。

After carefully analyzed the principle of standard SVPWM and traditional overmodulation methods, this paper proposed one simple and effective overmodulation scheme. Experiments were carried out in one 1.5kW induction motor and its results were recorded and analyzed by PZ4000 Power Analyzer and the proposed scheme were proved to be effective.

在分析了标准SVPWM算法和常见各种过调算法的原理的基础上，提出了一种简单有效的算法满足过调控制的要求，在1.5kW异步电机上进行了实验并使用PZ4000功率分析仪对其结果进行了准确测量与分析，证明了本文提出的SVPWM算法可以有效地提高电源电压的利用率。

Using electric operation controlled lifting system so that the floating plate safe, stable, powerful stress job to ensure that the molding, simpler and quicker. 2 strong suction system without phase vacuum suction, negative pressure may have been the ideal state, the use of more convenient. 3 equipment, power can achieve the best working state of the lowest electricity consumption standards. 4 soften me with automatic temperature control system can be made under different heating plate settings required. 5 operating system, the use of numerical control system to operate, effective improve the efficiency of the operator. 6 advanced technology can be a cooling suction pressure molding, may also be under the light box, the different effects of the word alone or in a separate suction pressure, so that light boxes, forming a word.

产品特点：1。采用电操作控升降系统，使浮动板安全，平稳，工作压力强大，确保成型更简便，快捷。2 吸气系统功能强劲，无需阶段吸真空，可一直处于理想负压状态，使用更方便。3 设备功率可达到最佳工作状态的最低电耗标准。4 软化箱装有自动恒温控制系统，可根据板材不同的加温需要设定。5 操作系统采用数控系统操作，有效的提高了操作人员的工作效率。6 技术先进，可吸压冷却一次成型，也可根据灯箱，字的不同效果，单独吸或单独压，使灯箱，字一次成型。

Simulation results show that this supplementary controller efficiently damps the power oscillation among areas,improves system stability,and has better robustness in various operation modes than the conventional supple-mentary damping controller.

仿真结果表明，与传统的阻尼控制器相比，基于强化学习算法的直流附加阻尼控制器能够有效地抑制区域间的功率振荡，提高交直流系统的动态稳定性，并且对多种运行方式具有一定的鲁棒性。

At present,information technology is rapidly developing to high integrated and complex direction, more and more microchip components have been integrated on one substrate. In order to minish the volume and weight of the system, one-way is to develop the micro-integrated technology, and another one depends on miniaturizing the components.

目前IT系统向高集成度、高频宽带化方向发展，要求在更小的基片上集成更多的元器件，这除了依靠高密度集成技术的发展外，从器件本身出发，只有研制小型化、薄膜化的器件，以减小系统的整体体积、重量，才能达到减小功率损耗、提高信号传输效率的要求。

This invention discloses a duplexer and a multiplexer of the communication system and a method to realize them on a PCB circuit, which applies a 3db bridge and a low pass filter to constitute a hopstreet duplexer without waste band channels, in which, the signals are shunted and combined by the design of the circuit structure and power distribution of the 3-db bridge and phase offset function, the band filter of the low pass filter and the reflection function of a stopband to make up of a costless duplexer in theory to merge the two channels of different frequencies and reduce loss to increase volume and working bandwidth, then a multiplexer is formed by cascading multiple duplexers.

本发明涉及通信设备，公开了一种通信系统双工器和多工器以及双工多工方法，使得双工器和多工器能够在PCB电路上实现，并且体积小、损耗小、成本低、容量大。本发明中，采用三分贝电桥、低通滤波器构成无损耗频带信道合路的双工器，其中通过电路结构的设计并利用三分贝电桥的功率分配和相位偏移功能将各路信号进行分路和组合，利用低通滤波器的频带滤波和阻带反射功能联合三分贝电桥构造一个理论无耗的双工器，使两路不同频率的信道合路，降低的损耗、提高容量和工作带宽。通过多个上述双工器的级联构成多工器。

A circle is placed at the launch point to improve the interaction between the electron beam and the fields supported by the slow wave structure, thus to control the beam current density at the launch point, and to minimize the loss of the electron beam energy. The inaner radii of the extractor vanes are slightly larger than those of other SWS vanes, which increases the axial group velocity and enhances the microwave output power and efficiency. Implementation of two RF choke vanes stops the leakage of microwave pulse power toward the diode, and makes the device more compact than the conventional MILO.

该振荡器在阴极电子发射起点加圆环，控制此处电子束的发射密度，来减少电子能量的损耗，改善束－波互作用；逐渐加大慢波结构的后两个叶片的内半径，增大微波群速度，便于谐振腔中的能量输出，提高微波输出效率；采用两个扼流片有效地阻止了微波功率向二极管区泄漏，相应减小了器件的尺寸。

It is key point to understand how to restore the sporters'energy after they exercise during train seasons.After swimmers took supplement of the beverage compounded taurine designed for swimmers during training,their hemanalysis and kinesiology experiment were carried on. The experiment result testifies swimming sporters' tolerant and kinetic capability had been improved, did not have the overfatigued during the winter training.

运动训练中如何更好地促进运动员机能的恢复是训练中的重要环节，针对游泳运动员的特点，在训练中进行牛磺酸复合功能性饮料的补充，并在补充前后进行有氧功率自行车的运动测试和血样的分析，结果表明运动员有氧耐力水平和运动能力都有一定的提高，冬训期间未出现过度疲劳的现象。

The results shown that the oil-saving rates of fuel oil and lubricating oil are 5 % and 50% respectively by using GRT energy-saving oil additive, it have reached the level of same kinds of products in 80's from abroad; the cylinder wear of DONGFENG truck and JIEFANG was reduced by 24% and 33% respec-tively; the GRT additive improved obviously the seal property of engine cylinder, not only increasing the cylinder pressure nd the output power of engine to rise the acceleration and cold starting properties, but also improving the combustion situation of the fuel oil to decrease the environmental pollution from the exhaust of truck.

结果表明，应用GRT节能油添加剂可以分别节约燃料油5％以上和机油50％以上，达到了八十年代国外同类产品的先进水平；能使东风牌汽车和解放牌汽车的汽缸磨损分别降低24％和33％以上；使用GRT添加剂可以明显地改善发动机汽缸的密封性，不仅提高了汽缸压力和发动机的输出功率，使其具有良好的加速性和冷起动性，而且改善了燃料油的燃烧状况，从而减少了汽车尾气对环境的污染。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。