直流系统是发电厂、变电站中十分重要的配套系统，直流电源在线综合管理系统具有一定的工程实用价值。

The DC power system plays an important role in the power stations and substations. So, the integrated on-line DC power management system will have some practical merits in engineering application.

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整个系统的硬件设计主要是以微处理器为核心，配套HART调制解调模块以及数模转换转换、电流输出和电源模块。

The hardware of the system consists of the MCU sub-system, which is the core part of the module, the HART modem sub-system, the analog-digital convertor sub-system and the power sub-system.

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