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基于新型标幺值与时角域转换技术的低压与高压逆变器实验孪生构建

Building Experimental Twins Between Low and High Voltage Inverters Based on a Novel Per-Unit and Time-Angular Domain Conversion Technique

语言:

中文摘要

针对电力电子领域高压大功率逆变器测试成本高、难度大的问题,本文提出了一种基于标幺值和时角域转换的新型实验孪生技术。该方法通过在低压小功率实验平台上模拟高压大功率逆变器的运行特性,有效降低了研发测试成本,为电力电子设备的性能评估提供了高效的替代方案。

English Abstract

One common theme of today’s electric power systems is the increased use of fast switching power electronic inverters. In the power electronics field, experimental or power-hardware-in-the-loop evaluations and testing are generally required before a new technology can be utilized. Nevertheless, it is usually expensive or impossible to build a large-scale, high-power, high-voltage power electronic i...
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SunView 深度解读

该技术对阳光电源的研发测试体系具有极高价值。阳光电源的组串式逆变器(如SG系列)和大型储能系统(如PowerTitan)功率等级不断提升,传统的全功率测试平台建设成本高昂。通过该实验孪生技术,研发团队可在低压实验室内构建高压系统的等效模型,加速新拓扑和控制算法的验证周期,降低测试风险。建议在逆变器功率模块的早期验证阶段引入该技术,以提升研发效率并优化产品可靠性设计。