According to the characteristics of PV power station, how to present a new intelligent surveillance and control system of PV power station, which collects the operating parameters at real-time and control the running status of the PV power station through wireless networks and the Internet, to guarantee the security, stability and economic operation of grid-connected PV system, becomes a problem which electric power enterprises have to be solved urgently. Based on the analysis of several remote

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... monitoring technology projects which are general practical in PV system, the article designs a set of photovoltaic power plant monitoring system aimed at the security, stability of grid-connected PV system, which is described from the ideas of construction, software architecture, and development of hardware and so on.