SPWM-2H桥逆变器直流侧等效模型

来源 :电工技术学报 | 被引量 : 0次 | 上传用户:lizhiguo518
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
在以SPWM-2H桥作为逆变器的AC/DC/AC变流系统中,逆变器作为系统直流侧的负载,其动静态行为,对其前端变流系统的建模仿真、控制方法与动静态性能研究具有重要的影响.因此,有必要对其直流侧等效模型进行研究,从而揭示其作为前端变流系统的负载特性.文章在建立SPWM-2H桥逆变器数学模型的基础上,推导出了逆变器直流侧等效数学模型.最后通过相关的仿真与实验工作,验证了本文所建立的SPWM-2H桥逆变器直流侧等效模型及其简化等效电路模型的正确性.
其他文献
To solve the topology optimization of complicated multi-objective continuous/discrete design variables in aircraft structure design, a Parallel Pareto Genetic A
The PDRE test model used in these experiments utilized kerosene as the fuel, oxygen as oxidizer, and nitrogen as purge gas. The solenoid valves were employed to
2009年从墨西哥开始暴发了一场席卷全世界的流感疫情.此次大流行的毒株,甲型H1N1病毒,包含了猪源、禽源和人源流感病毒的基因片段.研究该毒株的基因重配、进化历程及其生物学
When the stagnation temperature of a perfect gas increases, the specific heats and their ratio do not remain constant any more and start to vary with this tempe
Tcmporins是从蛙属中得到的一类羧基端酰胺化的疏水性抗菌肽,具有抗细菌、霉菌、酵母菌、原虫及病毒活性.为丫研究牛蛙皮肤抗菌肽的多样性及其结构特点,根据GenBank数据库中
Sliding mode control problem of a class of It(o) type partial differential equations with delay is probed. The variable structure controller is designed. The ex
从企业是否有安全投资及事故损失分析了生产系统的三种状态.通过对生产系统中现金流量的变化分析了投入、产出和安全投资效益的内在变化关系.通过“有无对比法”对生产系统“
The reduction of 4-nitrophenol catalyzed by nitroreductase in the presence of NADH was investigated in this paper. 4-Aminophenol and 4-hydroxylamino-phenol were
论文研究目的是揭示军事医学系统的价值要素。作者研究提出了价值要素对军事医学工程系统发挥导向和支配作用;军事易损性和医学目标对象特殊性是军事医学特殊的价值属性;军事
Based on the CFD technique, fifteen cases were evaluated for the airflows and pollutant dispersions inside urban street canyons formed by slanted roof buildings