It talks about harmonic measurement algorithm, accuracy improve methods, robustness of the RTU(Remote Terminal Unit) and data security of the RTU.

• 本文就谐波计算的算法，谐波计算精确性的提高，RTU(Remote Terminal Unit远程终端设备)程序的可靠性、RTU数据的安全性等问题进行了详细研究。