查询词典 rectifier
- 与 rectifier 相关的网络例句 [注:此内容来源于网络,仅供参考]
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This paper then compares three kinds of power conversion circuit applied in it and advances a main circuit which is based on IGBT's power grade nowadays and is applied in high power direct-driven grid-connected wind turbine. It is made up of a six-phase rectifier, two paralleled BOOST chopper circuits and two paralleled SPWM inverters.
文章在比较此种风力发电机的三种类型变流电路拓扑结构的基础上,提出了一种在考虑现有开关器件功率水平的情况下符合大功率直驱并网型风力发电机要求的变流电路拓扑结构,即采用&六相不控整流+两个并联的升压斩波+两个并联的三相SPWM逆变&的电路结构,并对其各部分电路的工作原理进行了分析。
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The mathematical model and working modes of a novel three-phase two-arm three-level neutral-point-clamped pulse width modulation rectifier suitable for direct-driving wind power system are analyzed in detail, and the constant frequency control strategies based on space voltage vectors are proposed and applied to the rectification conversion of direct-driven power generation system.
系统分析了新型三相两桥臂三电平中性点箝位脉宽调制(pulse width modulation,PWM)整流器的数学模型和工作模式,提出了基于空间电压矢量的恒频控制策略,并将其应用于直驱风力发电系统整流变换中。
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Wind power generation ; permanent-magnet direct-driven ; uncontrollable rectifier ; Boost chopper ; SPWM inverter ; direct-current control
风力发电;永磁直驱;不控整流;升压斩波; SPWM逆变器;直接电流控制
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Large axial induced draft fan;; inlet box;; internal flow characteristics;; inlet flow conditions;; rectifier object
论文导师吴克启,论文学位硕士,论文专业流体机械及工程论文单位华中科技大学,点击次数 13,论文页数 85页File Size1796K
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Since the harmonic spectrum of ac-side phase voltage of PWM rectifier is influenced not only by pulse modulation style, but also by the parameters of close-loop adjustors, a three-phase voltage source inverter controlled by TMS320F2812 has been built to obtain the harmonics purely generated by SVPWM and verify the algorithm.
由于PWM整流器交流侧相电压的谐波频谱不仅与脉冲调制方式有关,还受到闭环调节器参数的影响,因此该文搭建了以TMS320F2812为控制核心的三相电压型逆变器系统以得到单纯由SVPWM产生的谐波频谱,并对该算法进行验证。
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Since the harmonic spectrum of ac-side phase voltage of PWM rectifier is influenced not only by pulse modulation style, but also by the parameters of close-loop adjustors, a three-phase voltage source inverter controlled by TMS320F2812 has been built to obtain the harmonics purely generated by SVPWM and verify the algorithm. Power analyzer PZ4000 has been adopted to acquire experimental results.
由于PWM整流器交流侧相电压的谐波频谱不仅与脉冲调制方式有关,还受到闭环调节器参数的影响,因此该文搭建了以TMS320F2812为控制核心的三相电压型逆变器系统以得到单纯由SVPWM产生的谐波频谱,并对该算法进行验证。
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Rectifier units with a capacity of 20 to 25 amperes for each charging circuit are acceptable.
每条充电线路可容纳容量为20―25安培的整流装置。
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To do this a "bridge rectifier"(a simple arrangment of 6 diodes) must be used.
这样做的&整流桥&(一个简单的安排, 6二极管)必须使用。
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Companies in the United States, Germany, Singapore, Hong Kong, Taiwan, Canada has a good partner, agent: Germany Dehn Series Lightning Products Company (Gold-level agents), a world-class quality of its products; the United States figure GE Power Company Series UPS; The United States patent system and maintenance-free ground fire clay welding technology; Norway POWEC series intelligent switch rectifier; the company's goal is to become of these companies and integrated lightning protection of power electronic products, systems integrators to cost-effective integration in the system, to undertake General lightning protection of power electronics and systems engineering.
公司在美国、德国、新加坡、香港、台湾、加拿大均有良好的合作伙伴,代理:德国DEHN公司系列防雷产品,其产品质量世界一流;美国GE数字电源公司系列UPS;美国专利免维护接地系统及火泥熔接工艺技术;挪威POWEC系列智能化开关整流器;公司的目标是成为这些公司电力电子和综合防雷产品的系统集成商,以高性价比集成于系统,承接电力电子和综合防雷系统工程。
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Professional commitment to electric light, electronic rectifier high-pressure gas discharge lamp such as Green Lighting Product Development, design and promotion.
专业致力于电光源、电子整流器高压气体放电灯等绿色照明产品的研制、设计和推广。
- 推荐网络例句
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With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.
随着死亡的吉他手Schuldiner接受主唱的职务,乐队在现实中树立了重要的影响。
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But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.
不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐,因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。
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Closes the eye, the deep breathing, all no longer are the dreams as if......
关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。