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摘要：多电平变换器作为一种应用于高压大功率变换场合的新型变换器，其电路拓扑结构和PWM控制方法是当前的一个研究热点。基于电平箝位方式对多电平变换电路进行了分类，比较了“二极管或电容箝位”和“使用独立直流电源箝位”两类典型多电平电路拓扑结构的优缺点，并将现有的多电平PWM控制方法根据其优缺点进行了比较，指出了其适用范围。
关键词：多电平；脉宽调制；电平箝位；拓扑结构；控制策略
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Each I/O port of the AVR microcontroller corresponds to three registers: DDRx, PORTx and PINx, where DDRx is the data direction, i.e. input or output; PORTx is the state of the internal pull-up r...[Details]
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With the improvement of computer performance and the increase of communication volume, traditional LAN has been increasingly overloaded. Switched Ethernet technology has emerged, greatly improving ...[Details]
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introduction
As the functions and performance of virtual instruments are continuously improved, they have become the main alternative to traditional instruments in many applications.
This...[Details]
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Synopsys today announced the opening of its Wuhan Global Research and Development Center. Mr. Zhou Xianwang, Deputy Secretary of the Wuhan Municipal Party Committee and Mayor of Wuhan Municipal Peopl...[Details]
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Regarding the design of the sound cavity of the speaker, we basically stay at a concept without a complete set of theoretical guidance. The sound cavity design we know is often understood as follow...[Details]
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Description: First get the high byte, then save it in a 16-bit variable, then shift left 8 bits, then get the low byte data and add it to the 16-bit variable to get a 16-bit data. //Serial port get...[Details]
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The European Parliament formally passed the Digital Markets Act (hereinafter referred to as "DMA") and the Digital Services Act (hereinafter referred to as "DSA") proposed by the European Commission ...[Details]
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According to news on March 20, the B100/B200 AI GPU just released by NVIDIA has upgraded the manufacturing process from 4N to 4NP, and the number of integrated transistors has also increased from 80 ...[Details]
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The process of the microcontroller executing the program is actually the process of executing the program we compiled. That is, the instruction-by-instruction process. Each instruction executed by th...[Details]
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Our company's subsidiary Nidec India Co., Ltd. (hereinafter referred to as the "Company" ) held a demo of the new building (Building 2) of the existing factory in Neemrana, Rajasthan, Republic of...[Details]
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__IO uint32_t StartUpCounter = 0, HSEStatus = 0;
/* SYSCLK, HCLK, PCLK2 and PCLK1 configuration ---------------------------*/
The main purpose of this function is to set the above 4 clock...[Details]
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1 Circuit Design For wireless charging circuit, there are three main circuits: oscillation circuit, amplifier circuit and wireless receiving circuit. Here we mainly discuss the wireless charging ...[Details]
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Aiming at the characteristics and shortcomings of winter heating system in northern my country, an indoor intelligent temperature control system based on embedded system ARM-Linux platform and fuzz...[Details]
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As the domestic passenger car market enters the traditional peak sales season of "Golden September",
the retail penetration rate of
new energy
passenger cars has exceeded 50% for three conse...[Details]
RF/Wirelessly
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