Community environment temperature measurement system based on voltage-stabilizing circuit node power supply

Abstract

The invention discloses a community environment temperature measurement system based on a voltage-stabilizing circuit node power supply. The community environment temperature measurement system based on the voltage-stabilizing circuit node power supply comprises a sink node, a monitoring center and a wireless sensor network composed of a plurality of sensor nodes. The community environment temperature measurement system is characterized in that the sensor nodes comprise a microcontroller module, a temperature measurement module and a power supply module, wherein the temperature measurement module and the power supply module are connected with the microcontroller module, the power supply module comprises a solar light panel, a voltage-stabilizing circuit, a charging circuit, a battery and a comparator, the output end of the solar light panel is connected with the input end of the voltage-stabilizing circuit, the output end of the voltage-stabilizing circuit is connected with the input end of the charging circuit, the output end of the charging circuit is connected with the input end of the power supply module, the output end of the power supply module is connected with the input end of the comparator, and the output end of the comparator is connected with the charging circuit. The nodes are charged by utilizing solar energy, the voltage state of the battery can be analyzed in real time, therefore, the battery can be intelligently charged and the service life of the nodes is effectively prolonged.

Description

technical field [0001] The invention relates to a temperature measurement system, in particular to a community environment temperature measurement system based on a voltage stabilizing circuit node power supply, which belongs to the field of environmental monitoring. Background technique [0002] Temperature is a very important environmental parameter. People's lives are closely related to the ambient temperature. In the process of industrial production, it is necessary to measure the ambient temperature in real time. In agricultural production, temperature measurement is also inseparable. At present, in meteorological stations and radiosondes, etc. In the field of environmental detection, traditional temperature sensors mostly use platinum resistance or thermistors for temperature measurement. Because ice, snow, raindrops, cloud droplets, dew and other liquid or solid water may be adhering to the surface of the sensor, the evaporation and heat absorption of cloud droplets, ...

AI Technical Summary

Problems solved by technology

Although this invention realizes wireless monitoring and transmission with the environment, it has high power consumption, high cost, errors in detection data, and lack o

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