The paper intfoduces a PC-DSP based real-time digital simulator which is portable in size and aimed at the closed-loop testing of various types of protective relays for their design and application. The simulator can ...The paper intfoduces a PC-DSP based real-time digital simulator which is portable in size and aimed at the closed-loop testing of various types of protective relays for their design and application. The simulator can be widely used in not only concerning utilities but also manufacturers and research / certification institutes because of its many functions. The hardware architecture and software implementation of the simulator are described. The main features and functions of the simulator are also展开更多
提出了基于实时数字仿真器(real time digital simulator,RTDS)的电磁–机电暂态混合实时仿真方法。在RTDS/CBuilder环境下,采用多线程和双链表稀疏矩阵技术开发了实时机电暂态仿真程序。提出了电磁和机电侧接口等值电路模型,并将RTDS...提出了基于实时数字仿真器(real time digital simulator,RTDS)的电磁–机电暂态混合实时仿真方法。在RTDS/CBuilder环境下,采用多线程和双链表稀疏矩阵技术开发了实时机电暂态仿真程序。提出了电磁和机电侧接口等值电路模型,并将RTDS电磁模型与实时机电暂态程序进行了连接,建立了混合实时仿真平台。该平台可以在详细分析含直流输电局部电网的同时,又能较准确地考虑交流系统对暂态稳定的影响。仿真算例证明了所提混合实时仿真方法的正确性。展开更多
基于实时数字仿真器(real time digital simulator,RTDS)搭建了仿真模型,并将RTDS与实际直流输电控制及保护装置连接,建立了交直流混合系统实时仿真实验平台。在此基础上,针对"1.15"高肇直流极2闭锁事故进行了仿真研究,成功...基于实时数字仿真器(real time digital simulator,RTDS)搭建了仿真模型,并将RTDS与实际直流输电控制及保护装置连接,建立了交直流混合系统实时仿真实验平台。在此基础上,针对"1.15"高肇直流极2闭锁事故进行了仿真研究,成功地再现了实际故障过程,并分析了事故发生的真正原因:直流极控装置误将瞬时故障检测为永久故障,终止直流线路重启;并提出了合理的改进措施:修改极控装置中接地检测故障装置和直流线路重启去游离时间。展开更多
文摘The paper intfoduces a PC-DSP based real-time digital simulator which is portable in size and aimed at the closed-loop testing of various types of protective relays for their design and application. The simulator can be widely used in not only concerning utilities but also manufacturers and research / certification institutes because of its many functions. The hardware architecture and software implementation of the simulator are described. The main features and functions of the simulator are also
文摘提出了基于实时数字仿真器(real time digital simulator,RTDS)的电磁–机电暂态混合实时仿真方法。在RTDS/CBuilder环境下,采用多线程和双链表稀疏矩阵技术开发了实时机电暂态仿真程序。提出了电磁和机电侧接口等值电路模型,并将RTDS电磁模型与实时机电暂态程序进行了连接,建立了混合实时仿真平台。该平台可以在详细分析含直流输电局部电网的同时,又能较准确地考虑交流系统对暂态稳定的影响。仿真算例证明了所提混合实时仿真方法的正确性。
文摘基于实时数字仿真器(real time digital simulator,RTDS)搭建了仿真模型,并将RTDS与实际直流输电控制及保护装置连接,建立了交直流混合系统实时仿真实验平台。在此基础上,针对"1.15"高肇直流极2闭锁事故进行了仿真研究,成功地再现了实际故障过程,并分析了事故发生的真正原因:直流极控装置误将瞬时故障检测为永久故障,终止直流线路重启;并提出了合理的改进措施:修改极控装置中接地检测故障装置和直流线路重启去游离时间。