Based on this, this paper introduces the finite set state machine theory into the modulation link of power electronic converter and puts forward the modulation strategy of power electronic converter based on a finite set state machine. 2. Basic principle of finite set state machine Finite set ...
3) solid-state transformer 固态变压器1. By applying Buck-Boost circuit to AC voltage conversion, a solid-state transformer with a continuously variable turns-ratio is proposed. 利用Buck-Boost电路输出电压理论上可以在零到无穷大之间变化的特点,将Buck-Boost斩波电路应用于交流电压变换,提出了一种变比可以...
The coupling of high frequency transformer is to form a self-excited oscillation of about 10MHz under a certain input voltage. The high frequency signal is transmitted to the transformer secondary through the transformer core. Functional circuits may include detection, rectification, zero crossing, ...
What is the working principle of the transformer and which type of current is applied? What's the physical meaning of the principle of work and energy? What is a lever? State its principle. Using the motor principle, explain why a motor is rotating in the direction indicated. Explain the ...
The control strategy of transformer coupling three-phase bridge type solid state fault current limiter (SSFCL) on the condition of bi-directional current is proposed and proved on a SSFCL model testing system. 提出了变压器耦合三相桥式固态限流器在双向潮流情况下的控制策略,并在模型试验系统上进行了...
A steady-state model of Extended Sen Transformer (EST) for unified iterative power flow solution is proposed in order to develop the models and methods of power system steady analysis involving the EST. According to the working principle of the EST, both the series and shunt windings of the ...
The working principle is explained and the experimental results at 10 Gb/s are demonstrated. The wavelength conversion is realized based on injection-locking and the modulation of self-locking state of the SM FP-LD by an external pump injection. The converted signals show about an 11-dB ...
According to the principle of differential method,the main insulation structure of the capacitor voltage current transformer,the network equivalent model,through two similar operating devices are measured values,which are related to three parameters:the two phase,the same phase,the voltage measurement of...
7.Reconstruction principle for multivariate time series and its application多观测变量状态空间重构技术及应用 8.Change of cartilage matrix metabolism under stress应力状态下软骨基质分解代谢的变化 9.Analysis and application of dynamic stabilization state measuring method for transformer变压器动稳定状态测试方法应用...
5.5.1From the solid state transformer to the smart transformer The concept of Solid-State Transformer (SST) was first proposed by McMurray in[31], as a device based on solid-state switches with high-frequency isolation, which behaved like a traditional transformer. A real application of the SS...