Electric field coupling-based inductive energy-obtaining device and implementation method thereof

A technology of inductive energy harvesting and electric field coupling, which is applied in the direction of circuit devices, emergency protection circuit devices, and electric energy storage systems, etc., can solve the problems of lack of energy harvesting devices and cannot meet the needs of technological development, etc., and achieve simple overall structure and high cost performance , a wide range of effects

Active Publication Date: 2014-04-23
SICHUAN SAIKANG ELECTRIC
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  • Abstract
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  • Claims
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Problems solved by technology

[0005] The purpose of the present invention is to provide an induction energy harvesting device based on electric field coupling and its implementation method, which mainly solves the lack of an energy harvesting device with stable power supply, safety and reliability, easy implementation and high power supply in the prior art. Problems that cannot meet the needs of technological development

Method used

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  • Electric field coupling-based inductive energy-obtaining device and implementation method thereof
  • Electric field coupling-based inductive energy-obtaining device and implementation method thereof
  • Electric field coupling-based inductive energy-obtaining device and implementation method thereof

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Embodiment

[0029] Electric field coupling energy harvesting is a power transmission method without electrical contact constructed by the electric field coupling effect. By applying an alternating voltage on two pairs of metal plates, an alternating induction electric field is formed between the plates. According to the principle of the electric field, an electric field will be formed between the metal plates. Displacement current, so as to realize the transmission of electric energy between two pairs of non-contact metal plates.

[0030] Based on the above principles, the present invention discloses an induction energy harvesting device based on electric field coupling, such as figure 1 As shown, the device mainly includes a coupling energy harvesting unit, an anti-overvoltage protection circuit, a rectification circuit, an energy storage circuit, a trigger circuit, and a thyristor.

[0031] Among them, the coupling energy harvesting unit is composed of an upper plate and a lower plate p...

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Abstract

The invention discloses an electric field coupling-based inductive energy-obtaining device and an implementation method thereof. The invention mainly solves the problem in the prior art that because an energy-obtaining device which can stably supply power, is safe and reliable, is convenient to put in practice and has high power supply power is lacked, the technological development demand cannot be satisfied. The electric field coupling-based inductive energy-obtaining device comprises a coupled energy-obtaining unit, an overvoltage protection circuit, a rectifier circuit, an energy accumulation circuit, a trigger circuit and a silicon controlled rectifier, the coupled energy-obtaining unit, the overvoltage protection circuit, the rectifier circuit and the energy accumulation circuit are sequentially connected, the trigger circuit is connected with the energy accumulation circuit, and the silicon controlled rectifier is connected with both the trigger circuit and the energy accumulation circuit. By means of the scheme, the invention achieves the purpose of safety, reliability and wide application range and has high practical value and popularization value.

Description

technical field [0001] The invention relates to an energy extraction technology on the AC high-voltage side, in particular to an induction energy harvesting device based on electric field coupling and a realization method thereof. Background technique [0002] Today, the smart grid has become a new trend in the development of the world's power grids. In the face of new situations and new challenges, it is mainly proposed to accelerate the construction of UHV as the backbone grid, develop new energy as the low-carbon direction, and coordinate the development of power grids at all levels. The strategic goal of the smart grid featuring automation, automation, and interaction, among them, how to realize the safe and stable power supply to the high-voltage side equipment has become an important factor affecting the reliability of the grid operation. [0003] At present, there are mainly the following ways to supply power to the monitoring equipment on the high-voltage side: sola...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02J17/00H02J15/00H02H7/10H02J50/05
Inventor 曾德华胡晓林王权陈友武万顺
Owner SICHUAN SAIKANG ELECTRIC
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