Building indoor environment intelligent monitoring system based on weak light and WIFI self power supply

Abstract

The invention relates to a building indoor environment intelligent monitoring system based on weak light and WIFI self power supply. The system comprises a weak light energy harvesting device, a WIFI energy harvesting device, a microcontroller, a ZigBee wireless communication module, a ZigBee wireless communication gateway, a WIFI wireless router, a monitoring server, a short message alarm module, and a plurality of environment monitoring sensors, wherein the weak light energy harvesting device and the WIFI energy harvesting device are respectively connected with an electric energy management circuit, the electric energy management circuit is connected with the ZigBee wireless communication module, the microcontroller and the various environment monitoring sensors, the various environment monitoring sensors are connected with the microcontroller, and the microcontroller is connected with the ZigBee wireless communication module. Compared with the prior art, the system has the advantages that deployment is simple, frequent maintenance is not needed, monitoring parameters are comprehensive, the construction and operation and maintenance cost is low, automatic collection, wireless transmission and real-time alarm of environment monitoring data are achieved, and the safety risk of the building indoor environment is reduced.

Description

technical field [0001] The invention relates to the field of environmental monitoring, in particular to a building indoor environment intelligent monitoring system based on weak light and WIFI self-powered. Background technique [0002] Libraries, museums, and archives store and display important items such as books, cultural relics, and materials, and are places with relatively dense flow of people. The indoor environment monitoring of these buildings is very important for the long-term preservation of important items, and it is also related to the health of indoor personnel. Therefore, it is very important to monitor the indoor environment of these buildings. The existing technology usually uses cable power supply or battery power supply. The engineering of cable power supply is complicated, the cost is high, and the hidden danger is great. Moreover, the voltage is unstable and the power supply efficiency is low during long-distance laying; while the battery power supply ...

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Problems solved by technology

[0003] The purpose of the present invention is to provide a building indoor environment intelligent monitoring system based on weak light and WIFI self-powered in order to overcome the defects of complex engineering, high cost, large hidden dangers, high maintenance cost, and few monitoring types in the above-mentioned prior art.

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