This article briefly introduces the produce of transmitting noise caused by converter valves, noise propagation mode, and its affection to adjacent power line carrier channels.
简要介绍了换流站换流阀的传导噪声的产生、传播方式以及对邻近的电力线载波通道的影响。
2
For a power line carrier communications system to perform reliably it must be able to avoid, or cope with, the different types of noise encountered on its communications channel.
为输电线载波通信系统可靠执行它一定能避免，或者应付与，在它的通讯电路遇到的噪声的不同的类型。
3
Under a certain deliver distance and the light power, the different sub-carries number to exist a best optical modulation index, making the system's carrier-to-noise ratio biggest.