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直流系统作为电力二次系统的重要组成部分,是继电保护自动装置、控制及信号系统的供给电源。直流系统电源的输出质量及可靠性直接关系到发电厂的安全生产。
DC system as an important part of the secondary system of electricity, relay protection automatic device, control and signal system power supply. The output quality and reliability of DC system power supply are directly related to the safety production of power plants.