Electric energy collection circuit and electric energy collection method of wireless temperature measuring device

Abstract

The invention provides an electric energy collection circuit and an electric energy collection method of a wireless temperature measurement device. The electric energy collection circuit comprises anelectricity taking module and an electric energy processing module, wherein the electricity taking module comprises an electricity taking ring, the electricity taking ring is connected to a low-electric-quantity electricity taking circuit, the electric energy processing module comprises an energy gathering circuit and a voltage transformation and stabilization circuit which are connected to the low-electric-quantity electricity taking circuit, and the electric energy gathering circuit is connected to a wireless temperature measurement circuit of a wireless temperature measurement device through the voltage transformation and stabilization circuit so as to supply power to the wireless temperature measurement circuit. According to the invention, rectification and voltage doubling are carriedout at the same time through a rectification and voltage doubling circuit, and the rectification and voltage doubling circuit directly outputs to a energy gathering circuit, so that the circuit has the advantages of being simple in structure, capable of achieving low-power electricity taking and the like.

Description

technical field [0001] The invention belongs to the technical field of wireless temperature measurement, and in particular relates to an electric energy collection circuit and an electric energy collection method of a wireless temperature measurement device. Background technique [0002] In recent years, with the continuous growth of the economy, the demand for electricity is increasing, making the power system develop in the direction of large capacity, high voltage and intelligence, and the safe and efficient operation of the power system is closely related to the healthy development of the social economy and the people. stability of life. [0003] In various electrical equipment, power cables are prone to heating due to aging or excessive contact resistance, especially for cable connections, the phenomenon of heating will be more obvious, and the temperature detection and alarm of these heating parts can be avoided. The occurrence of fire accidents can reduce economic lo...

AI Technical Summary

Problems solved by technology

[0006] The above sensor can realize wireless power acquisition and wireless temperature measurement, but there are certain defects in the power acquisition circuit of the above sensor. The power acquisition circuit of the above sensor has a high power consumption but a small output power, and there is a problem of low power acquisition efficiency.

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