Composite structural member capable of storing/releasing charge and preparing method and application thereof

A composite material and charge-releasing technology, which is applied in the manufacture of hybrid/electric double-layer capacitors, electrical components, circuits, etc., can solve problems such as weak structural load-bearing capacity, improve structural load-bearing capacity, reduce weight and volume, and improve overall performance Effect

Active Publication Date: 2016-08-10
AVIC BEIJING INST OF AERONAUTICAL MATERIALS
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the design of these energy storage devices is still limited to the idea of ​​traditional capacitors, and the obtained energy storage devices are generally stacked in flat plates, and the structural bearing capacity is weak

Method used

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  • Composite structural member capable of storing/releasing charge and preparing method and application thereof
  • Composite structural member capable of storing/releasing charge and preparing method and application thereof
  • Composite structural member capable of storing/releasing charge and preparing method and application thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0028] Example 1: Preparation of C-shaped beam energy storage structure

[0029] See attached figure 1 As shown, the composite C-beam energy storage structure of this kind of composite material that can store / release electric charge is superimposed by a single layered structure. The two sides of the single layered structure are symmetrical from the center to the outside. From the center to the outside are the electrolyte diaphragm, electrolyte, conductive electrode, current collector, insulation and encapsulation layer in sequence, among which:

[0030] The electrolyte diaphragm is an electrolyte diaphragm cloth, and the electrolyte diaphragm cloth is a glass fiber plain cloth with a thickness of 30μm;

[0031] The electrolyte is a solid polymer electrolyte, and the chemical composition and weight percentage of the solid polymer electrolyte are: potassium hydroxide 8wt%, polyvinyl alcohol (molecular weight 1900-2200) 4wt% and water 88wt%;

[0032] The conductive electrode is a continu...

Embodiment 2

[0044] Example 2 Preparation of I-beam energy storage structure

[0045] See attached figure 2 As shown, the composite I-beam energy storage structure capable of storing / releasing charges is formed by superimposing the structural members of the layered structure. The two sides of the structural members of the layered structure are symmetrical from the center to the outside. From the center to the outside are the electrolyte diaphragm, electrolyte, conductive electrode, current collector, insulation and encapsulation layer in sequence, among which:

[0046] The electrolyte diaphragm is an electrolyte diaphragm cloth, and the electrolyte diaphragm cloth is a glass fiber plain cloth with a thickness of 30μm;

[0047] The electrolyte is a solid polymer electrolyte, and the chemical composition and weight percentage of the solid polymer electrolyte are: potassium hydroxide 5wt%, polyvinyl alcohol (molecular weight 1900-2200) 5wt% and water 90wt%;

[0048] The conductive electrode is a con...

Embodiment 3

[0063] Example 3: Preparation of circular tube energy storage structure

[0064] See attached image 3 As shown, this kind of composite material circular tube energy storage structure that can cyclically store / release charges is made up of laminated structure monomers, and the two sides of the laminated structure monomers go from the center to the outside Symmetrical, from the center to the outside, there are electrolyte membrane, electrolyte, conductive electrode, current collector, insulation and encapsulation layer in order, among them:

[0065] The electrolyte diaphragm is an electrolyte diaphragm cloth, and the electrolyte diaphragm cloth is a glass fiber plain cloth with a thickness of 30μm;

[0066] The electrolyte is a solid polymer electrolyte, and the chemical composition and weight percentage of the solid polymer electrolyte are: potassium hydroxide 8.3wt%, polyvinyl alcohol (molecular weight 1900-2200) 4.1wt% and water 87.6wt%;

[0067] The conductive electrode is a conti...

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PUM

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Abstract

The invention provides a composite structural member capable of storing/releasing charge and a preparing method and application thereof. The composite structural member is stacked by structural member monomers of a laminated structure, and two sides of the structural member monomers are symmetrical outwards from the center, and successively comprise an electrolyte membrance, an aelectrolyte, a conductive electrode, a current collector, and an insulation and encapsulating layer from center to outside; by utilizing composite forming processes, composite structural members capable of circulating storage/ releasing charge can be prepared, which are of different shapes and structures, such as a circular pipe, a C-shaped beam, an I-shaped beam, etc. The composite structural member has the functions of mechanics and energy storage, can effectively reduce the weight and size of a storage unit in a traditional electric system, and realize system comprehensive optimization, is safe and reliable, and has a bright application prospect in the fields such as new electrical vehicle, national defense, aerospace, new energy resources, etc.

Description

Technical field [0001] The invention relates to a composite material structure capable of storing / releasing charges and a preparation method and application thereof, belonging to the technical field of structure-function integrated materials. Background technique [0002] Lightweight and multifunctional structural materials are of great significance to the realization of system weight reduction, energy saving, energy consumption and emission reduction, and efficiency improvement. It is also one of the goals pursued by materials researchers and industrial application departments. Carbon fiber reinforced resin matrix composites have high specific strength and specific modulus, excellent fatigue resistance and corrosion resistance, etc., are widely used to replace high-density steel, aluminum alloy and other metal materials as structural materials, which can effectively Reducing the weight of structural systems has a wide range of applications in aerospace, new energy, transportatio...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01G11/00H01G11/84
CPCY02E60/13H01G11/00H01G11/84
Inventor 益小苏贺德龙顾善群
Owner AVIC BEIJING INST OF AERONAUTICAL MATERIALS
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