Electric energy monitoring system

Abstract

The invention relates to an electric energy monitoring system and belongs to the energy monitoring technical field. The electric energy monitoring system has the advantages of low cost and stable operation. The electric energy monitoring system of the invention includes an upper computer, microcomputers, a control circuit, a power detection and sampling circuit and a load. The electric energy monitoring system is characterized in that the communication port of the upper computer is connected with the communication ports of the microcomputers through a 485 bus; the communication ports of the microcomputers are connected with the communication port of the control circuit and the communication port of the power detection and sampling circuit respectively; the control signal output port of the control circuit is connected with the control signal input port of the load; the sampling signal input port of the power detection and sampling circuit is connected with the sampling signal output port of the load; a plurality of microcomputers are adopted; and the communication ports of the microcomputers are respectively connected with the communication port of the upper computer through the 485 bus.

Description

technical field [0001] The invention belongs to the technical field of energy monitoring, in particular to an electric energy monitoring system. Background technique [0002] Extensive and long-term monitoring of power operation and power quality at various points is conducive to rational allocation of resources, can prevent accidents and provide reports at any time, help power supply departments understand the entire power grid in detail, and formulate better operation methods. Monitoring equipment at various points ensures accurate time synchronization , which is conducive to post-fault data analysis, determining the cause of the accident and its impact, and helping the power supply department to monitor the power consumption of key users and its impact on the power grid. [0003] At present, the focus of the research on the electric energy monitoring system is the design of the load monitoring terminal and the design of the communication network. The main research result...

AI Technical Summary

Problems solved by technology

The application of these results can meet the needs of large-scale, real-time, flexible control and scalability of the electricity monitoring system, but the system is complicated to set up, and the one-time investment and maintenance costs are high, which makes it unaffordable for small areas such as buildings or factories. Power Management Using Traditional Power Quality Analyzers

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