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Ocean Energy Development Platform

A development platform and marine technology, applied in the field of ocean energy development platform, can solve the problems of poor low-frequency energy collection efficiency, bulky, difficult to use, etc., and achieve high-frequency output, high energy collection efficiency, and efficient wave energy collection Effect

Active Publication Date: 2022-07-19
BEIJING INST OF NANOENERGY & NANOSYST
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

But at present, due to technical reasons, the development of blue energy is largely limited to the development of tidal energy, and as a crucial component of blue energy - wave energy, it is difficult to be utilized
[0004] The traditional electromagnetic power generation device has the characteristics of bulkiness, high cost and poor efficiency of low-frequency energy collection, which limits its application in harvesting ocean wave energy

Method used

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Examples

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Embodiment Construction

[0061] Triboelectric nanogenerators based on the principles of triboelectricity and electrostatic induction are lightweight and efficient, and show unique advantages in wave energy collection. Existing methods of packaging, integration, and maintenance of triboelectric nanogenerators have some problems in large-scale ocean energy harvesting: (1) factors such as ocean corrosion and typhoons make triboelectric nanogenerators long-term stable in the ocean for wave energy generation. (2) the high ion concentration of seawater seriously weakens the output performance of triboelectric nanogenerators through the principle of electrostatic induction; (3) traditional triboelectric nanogenerators do not have enough space for building self-driven systems to realize friction Diversification of nanogenerator functions.

[0062] Volumetric power density is a very important parameter for evaluating ocean energy harvesting devices. In 2017, the concept of power density was first proposed in ...

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Abstract

An ocean energy development platform includes: a sealed structure providing an accommodating chamber with electrostatic shielding function; and N energy collection units integrated in the accommodating chamber. Preferably, in some or all of the N energy collection units, each energy collection unit includes: a double pendulum structure; and a generator structure. The generator structure is arranged on one side or both sides of the double-wire pendulum structure, and is used for converting the mechanical energy in the swinging state of the double-wire pendulum structure into electrical energy. Effectively solve the problems of seawater corrosion caused by the traditional energy harvesting unit directly contacting seawater, seawater electrostatic induction weakening energy harvesting efficiency and electrical output performance, maintenance difficulties, etc., and effectively achieve lower damping coefficient, high frequency output and ultra-high frequency. Due to the high volume power density output, the output performance of the generator on this platform is 1-2 orders of magnitude higher than that of the traditional triboelectric nanogenerator to collect ocean energy, which has high practical value.

Description

technical field [0001] The present disclosure belongs to the technical field of marine resource development and triboelectric nanogenerators, and relates to a marine energy development platform. Background technique [0002] At present, with the continuous reduction of fossil energy reserves and the environmental pollution caused by the use of fossil energy, the problem of environmental pollution needs to be solved urgently. There is increasing urgency to turn to clean energy sources such as solar, ocean, tidal, geothermal, and wind energy for energy harvesting. [0003] The ocean covers about three-quarters of the earth's surface, and it contains huge "blue energy", such as salt difference energy and ocean wave energy, which provides infinite possibilities for human exploration of pollution-free and renewable energy. But at present, due to technical reasons, the development of blue energy is largely limited to the development of tidal energy, and as a vital component of bl...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): F03B13/20
CPCF03B13/20Y02E10/30
Inventor 王杰张楚国周灵琳其他发明人请求不公开姓名
Owner BEIJING INST OF NANOENERGY & NANOSYST
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