高性能智能型断路器电力参数采样的实现与计算

第4代低压电器具有智能化可通信的特点,其中最具代表性的就是断路器的智能脱扣器。由于采用了计算机技术和数字技术,智能脱扣器对电网中的参数能够进行计算和分析,极大地提高了断路器的保护精度和可靠性。介绍了对电网参数进行采样和计算的方法,同时分析了相关外围采样电路。将这些算法和电路应用于智能断路器当中,达到提高断路器性能的预期效果。

Implementation and Calculation of Electric Parameters Sampling for High Performance Intelligent Circuit Breaker

The feature of the fourth generation low voltage electrical apparatus are intelligence and communication-capable,its typical representative is the intelligent release for circuit breaker Using computer technology and digital technology,the various technical parameters in grid can be calculated and analyzed by the intelligent relase.So,the protective precision and reliability of circuit breaker were upgraded greatly.The sampling and algorithm of the grid parameters were introduced,while the relevant periphery sampling circuits were analyzed. After using these algorithms and circuits into the intelligent circuit breaker,the expectation effect to upgrade performance of circuit breaker was obtained.