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Temperature measurement and current measurement system based on electromagnetic energy taking technology, and control method

A technology of electromagnetic energy and technology, applied in the direction of control without feedback, photovoltaic power generation, electrical components, etc., can solve the problems of no power supply of the microprocessor, affecting the effective operation of the system, lack of additional power supply, etc., to reduce the cost of improvement , to achieve the effect of automatic switching

Pending Publication Date: 2018-03-27
STATE GRID ZHEJIANG HANGZHOU YUHANG POWER SUPPLY +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Its shortcoming is: after the voltage detection chip controls the first switching tube to be disconnected, the microprocessor has no power supply and lacks another power supply, which affects the effective operation of the system

Method used

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  • Temperature measurement and current measurement system based on electromagnetic energy taking technology, and control method
  • Temperature measurement and current measurement system based on electromagnetic energy taking technology, and control method

Examples

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Effect test

Embodiment 1

[0019] The present invention provides a temperature measurement and flow measurement system based on electromagnetic energy extraction technology, such as figure 1 As shown, it includes a voltage detection chip 6, a microprocessor 7, a temperature measurement module 8, a wireless communication module 9, a current measurement module 10, a power supply module and a first switching tube T1, and the power supply module includes an electromagnetic induction power-taking module 3, The rectifier circuit and the boost module, the positive pole of the electromagnetic induction power-taking module 3 is connected to the positive input terminal of the boost module through the rectifier circuit, the negative pole of the electromagnetic induction power-taking module 3 is connected to the negative input terminal of the boost module, and the boost module includes Supercapacitor C2, the controlled terminal of the first switch tube T1 is connected to the control terminal of the voltage detection...

Embodiment 2

[0033] A temperature measurement and flow measurement system and control method based on electromagnetic energy extraction technology. The voltage detection chip detects whether the power supply module has power supply. When the voltage detection chip detects that the power supply module has no power supply, it outputs a signal to control the first When the switch tube is turned off, the second switch tube is controlled to close at the same time, and then the power is supplied by the solar power supply module. Disconnect, and then supply power through the power supply module; obtain the high-level signal of the voltage detection chip for the total time T1 through the microprocessor according to the control signal of the voltage detection chip, and obtain the high-level signal of the voltage detection chip for the total time T2, Obtain the power supply duration T3 when the solar battery is fully charged, obtain the time T4 required for the solar battery to be fully charged from ...

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PUM

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Abstract

The invention aims at providing a temperature measurement and current measurement system based on the electromagnetic energy taking technology, and a control method, so as to solve a problem in the prior art, and achieve the continuous power supply of a system. The system comprises a current measurement module, a temperature measurement module, a microprocessor, a wireless communication module, apower supply module, a voltage detection chip, and a first switching tube. The system also comprises a solar cell and a second switching tube. The input end of the second switching tube is connected with the positive electrode of the solar cell, the output end of the second switching tube is connected with the negative electrode of the solar cell, and the controlled end of the second switching tube is connected with the control end of the voltage detection chip through an inverter. The invention also discloses a corresponding control method. The invention has the following beneficial effects that the system achieves the automatic switching between the power supply module and the solar power supply; the system is achieved through the improvement on the basis of a product produced accordingto the patents in the background technology, and reduces the improvement cost.

Description

technical field [0001] The invention relates to the field of electric power, in particular to a temperature measurement and flow measurement system and a control method based on electromagnetic energy extraction technology. Background technique [0002] The invention with the application number of 201320586836.5 discloses a passive wireless temperature measurement and flow measurement system. The present invention discloses a passive wireless temperature measurement and flow measurement system, which includes a current measurement module, a temperature measurement module, a microprocessor, a wireless A communication module and a power supply module for supplying power to the entire system, the current measurement module and the temperature measurement module are electrically connected to the microprocessor respectively; The pressure module and the boost module are connected to the power input end of the microprocessor. There are several counterweight holes on the vibrating p...

Claims

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Application Information

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IPC IPC(8): H02J9/06H02S20/30G05D3/10
CPCH02J9/061H02S20/30G05D3/10Y02E10/50Y02B10/70
Inventor 唐洪良徐阳孙磊
Owner STATE GRID ZHEJIANG HANGZHOU YUHANG POWER SUPPLY