基于真空断路器的通用HVDC-HVAC断路器的概念设计
Fady Wadie1, Tamer Eliyan2,3
1Mechatronics and Robotics Engineering Department, Faculty of Engineering, Egyptian Russian University, Badr City, Egypt. engfadywadie@hotmail.com.
Scientific reports
|August 27, 2024
概括
引入了一种全新的通用高压断路器 (UHVCB) 概念,简化了高压直流 (HVDC) 和高压交流电 (HVAC) 系统的生产和降低成本. 这一创新为电力传输断路器带来了更经济,更高效的未来.
科学领域:
- 电气工程 电气工程
- 电力系统工程 电力系统工程
背景情况:
- 现代电力系统需要不同的高压断路器 (HVAC-CB和HVDC-CB),需要单独的生产线,增加制造复杂性和成本.
- 这种双重要求导致了更高的成本和更复杂的断路器制造过程.
研究的目的:
- 为通用高压断路器 (UHVCB) 提出一个概念设计,适用于高压直流 (HVDC) 和高压交流 (HVAC) 系统.
- 为两种传输系统展示单一断路器设计的可行性和好处,旨在实现更快,更简单,更经济的生产.
主要方法:
- 拟议的UHVCB设计是基于现有的HVDC-CB设计,采用L-C变频分支.
- 在HVAC和HVDC传输系统中,HVCB经过了严格的测试,以评估其性能.
- 为了优化性能,研究了L-C分支的参数变化 (L: 0.3-1 mH,C: 10-30 μF).
主要成果:
- 在HVAC和HVDC传输系统中,HVCB表现出可靠的性能.
- 与传统的HVCB相比,HVCB的使用显著降低了短暂恢复电压 (TRV) 从750kV降至430kV.
- 测试包括技术性能和经济可行性评估.
结论:
- 一个适合HVDC和HVAC系统的通用高压断路器 (UHVCB) 是可以实现的.
- 这一初步步骤为更经济和精简的断路器制造铺平了道路,使整个电力行业受益.
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