Nickel-hydrogen power battery and preparation method therefor
A power battery, nickel-hydrogen technology, applied in the field of electrochemistry, can solve the problems of low qualification rate, large battery self-discharge, unfavorable chemical reaction of active substances, etc., and achieve the effect of improving composite ability and anti-oxidation ability.
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Example Embodiment
[0034] Example 1.
[0035] The positive electrode active material is nickel hydroxide crystal 70.19g, the nickel hydroxide surface coating content of cobalt is 15.31g, zinc 4.50g, cobalt 1.5g, cobalt hydroxide 5.6g, ytterbium oxide 0.9g, and the positive electrode matrix is foamed nickel.
[0036] The negative electrode matrix adopts superconducting copper mesh, which has a three-dimensional structure. The negative electrode hydrogen storage alloy powder is composed of 34.5g of molybdenum, 53.0g of cobalt, 6.5g of cobalt, 5.0g of manganese, 1.0g of aluminum and 0.5g of additives. The additive is cerium:praseodymium. :Super conductive carbon black is 0.5-1:0.5 composition;
[0037] The electrolyte contains 6% KOH solution, 22% NaOH solution, and 2% NaLiOH solution.
[0038] The positive electrode manufacturing step includes the following sub-steps:
[0039] a1: Preparation of positive electrode material: mix the positive electrode active material and additives uniformly to prepare the...
Example Embodiment
[0050] Example 2
[0051] The positive electrode active material is nickel hydroxide crystal 74.57g, the nickel hydroxide surface coating cobalt content is 14.23g, zinc 4.0g, cobalt 0.7g, positive electrode active material adds ultra-low temperature active agent 8.5g, ultra-low temperature active agent is cobalt hydroxide, oxidation Ytterbium, and cobalt hydroxide: Ytterbium oxide is 5-6:0.5-1, and the positive electrode matrix is foamed nickel,
[0052] The negative electrode matrix adopts superconducting copper mesh, which has a three-dimensional structure. The negative electrode hydrogen storage alloy powder is composed of 34.5g of molybdenum, 53.0g of cobalt, 6.5g of cobalt, 5.0g of manganese, 1.0g of aluminum and 0.5g of additives. The additive is cerium:praseodymium. :Super conductive carbon black is 0.5-1:0.5 composition;
[0053] The electrolyte contains 6% KOH solution, 22% NaOH solution, and 2% NaLiOH solution.
[0054] The positive electrode manufacturing step includes t...
PUM
Property | Measurement | Unit |
---|---|---|
Length | aaaaa | aaaaa |
Width | aaaaa | aaaaa |
Thickness | aaaaa | aaaaa |
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap