High-performance graphene storage battery for starting and stopping automobile

A graphene and storage battery technology, applied in the direction of lead-acid batteries, lead-acid battery construction, batteries, etc., can solve problems such as shortened lifespan and rapid decline in battery performance

Inactive Publication Date: 2021-05-11
ZHEJIANG NARADA POWER SOURCE CO LTD +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The purpose of the present invention is to solve the defects of the existing AGM start-stop battery that the battery performance declines rapidly under high temperature conditions, and the service life is rapidly shortened and invalidated, and provides a battery that satisfies the requirements of high temperature conditions with excellent deep discharge cycle life, strong charge acceptance, and large battery capacity. High-performance graphene battery for automobile start-stop with good current discharge performance and long start-stop cycle life

Method used

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  • High-performance graphene storage battery for starting and stopping automobile
  • High-performance graphene storage battery for starting and stopping automobile
  • High-performance graphene storage battery for starting and stopping automobile

Examples

Experimental program
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Embodiment 1

[0031] The present embodiment provides a kind of high-performance graphene storage battery for starting and stopping a car, including a battery case cover, a safety valve, a grid alloy, a lead paste formula, a pole group, and an electrolyte, and the storage battery is prepared by the following steps:

[0032] (1) A new type of rare earth alloy (formula: 1.5% tin, 0.06% calcium, 0.008% silver, 0.03% bismuth, 0.03% rare earth element lanthanum and cerium, and the rest of lead) is melted and applied to the continuous casting and rolling forming process. After rolling The thickness of the positive electrode lead strip is 1.05mm, and the thickness of the negative electrode lead strip is 0.85mm;

[0033] (2) the positive and negative electrode lead belts in the step (1) are continuously punched and formed into a grid mesh belt through a radial stamping die for winding;

[0034] (3) Preparation of positive lead paste: 1.5% ultra-fine short fibers, 15% deionized water, 3.5% acid conte...

Embodiment 2

[0039] The present embodiment provides a kind of high-performance graphene storage battery for starting and stopping a car, including a battery case cover, a safety valve, a grid alloy, a lead paste formula, a pole group, and an electrolyte, and the storage battery is prepared by the following steps:

[0040] (1) A new type of rare earth alloy (formula: tin 1.0%, calcium 0.04%, silver 0.002%, bismuth 0.02%, rare earth element lanthanum cerium 0.01%, and the rest of lead) is melted and applied to the continuous casting and rolling forming process. After rolling The thickness of the positive electrode lead strip is 1.05mm, and the thickness of the negative electrode lead strip is 0.85mm;

[0041](2) the positive and negative electrode lead belts in the step (1) are continuously punched and formed into a grid mesh belt through a radial stamping die for winding;

[0042] (3) Preparation of positive lead paste: 1.5% ultra-fine short fibers, 15% deionized water, 3.5% acid content in...

Embodiment 3

[0047] The present embodiment provides a kind of high-performance graphene storage battery for starting and stopping a car, including a battery case cover, a safety valve, a grid alloy, a lead paste formula, a pole group, and an electrolyte, and the storage battery is prepared by the following steps:

[0048] (1) A new type of rare earth alloy (formula: 2.5% tin, 0.08% calcium, 0.05% silver, 0.07% bismuth, 0.1% rare earth element lanthanum and cerium, and the rest of lead) is melted and applied to the continuous casting and rolling forming process. The thickness of the positive electrode lead strip is 1.05mm, and the thickness of the negative electrode lead strip is 0.85mm;

[0049] (2) the positive and negative electrode lead belts in the step (1) are continuously punched and formed into a grid mesh belt through a radial stamping die for winding;

[0050] (3) Preparation of positive lead paste: 1.5% ultra-fine short fibers, 15% deionized water, 3.5% acid content in the lead p...

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Abstract

The invention relates to a high-performance graphene storage battery for starting and stopping an automobile, which has excellent deep discharge cycle life, strong charge acceptance, good large-current discharge performance and long starting and stopping cycle life under a high-temperature condition. Graphene slurry is added into a negative electrode lead paste. The storage battery comprises the following raw materials: graphene, indium trioxide, carbon black, lignin, humic acid, precipitated barium sulphate, superfine fibers and deionized water. The novel high-performance graphene AGM start-stop storage battery provided by the invention has excellent deep discharge cycle life, strong charge acceptance, good large-current discharge performance and long start-stop cycle life under a high-temperature condition, the charge acceptance and high-rate cycle life of the battery are greatly improved, and the performance of absorbing automobile brake recovery energy can be improved; and in addition, the large-current discharge performance under the severe low-temperature condition is greatly improved, and the automobile can be started in extremely cold weather.

Description

technical field [0001] The invention belongs to the field of lead-acid storage batteries, and relates to a storage battery for starting and stopping automobiles, in particular to a storage battery which satisfies the requirements of excellent deep discharge cycle life under high temperature conditions, strong charge acceptance capacity, good high-current discharge performance, and long start-stop cycle life. High-performance graphene batteries are used for starting and stopping cars. Background technique [0002] Reducing automobile fuel consumption and exhaust emissions has become an inevitable requirement for energy saving and emission reduction. Nowadays, major domestic and foreign automobile OEMs, including Mercedes-Benz, BMW, Volkswagen, SAIC, Changan, Great Wall, Geely, FAW, etc., mainly install start-stop systems on traditional fuel engine vehicles to achieve fuel-saving and emission-reducing effects , Now the matching rate of start-stop batteries has reached more th...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01M4/62H01M4/57H01M10/08H01M10/12H01M10/42
CPCH01M4/57H01M4/62H01M10/08H01M10/125H01M10/4235H01M2004/027H01M2220/20Y02E60/10Y02P70/50
Inventor 朱文乐熊正林柳锐张亮张启鸣李尚益艾芃
Owner ZHEJIANG NARADA POWER SOURCE CO LTD
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