Intercalation ZnO Electrode With Electrochromic Cycling Feedback
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Solution Overview
Problem
Current electrochemical energy storage systems face challenges in combining the benefits of batteries and capacitors for both short and long-term energy demands due to increased material and space requirements, high costs, and difficulties in predicting and preventing electrode passivation, which affects battery performance and cyclability.
Innovation Solution
The use of zinc oxide (ZnO) as an electrochromic material in a battery system, where sensors measure the color, conductivity, and electrochemical potential to inform a battery management system for optimized cycling protocols, reducing material and labor costs while increasing energy density and improving cyclability and durability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If electrochemical capacitors are installed in battery modules to meet both short and long-term energy demands, then the system can provide fast response and stable energy storage, but additional space and materials are required which increases cost and decreases energy density
Solution Approach 1:
The patent combines battery and capacitor functions into a single electrode by integrating electrochemically active materials that exhibit both battery-like stable energy storage and capacitor-like fast response characteristics, eliminating the need for separate capacitor components and reducing material usage
Solution Approach 2:
The electrode materials are designed to perform multiple functions simultaneously - providing both long-term energy storage and short-term power delivery capabilities within the same battery module, thereby achieving dual functionality without additional components
2Adaptability or versatility
If electrochemical capacitors are installed in battery modules to achieve combined battery and capacitor functionality, then the system can meet energy demand on short and long-time scales, but the battery module size and weight increase
Solution Approach 1:
The patent merges battery and capacitor functionalities into a single integrated electrode structure, eliminating the need for separate capacitor assemblies and their associated weight, while maintaining the ability to meet both short and long-term energy demands
3Reliability
If sensors and battery management systems are added to measure color, conductivity, and electrochemical potential for optimized cycling protocols, then battery cyclability and durability are improved, but device complexity and manufacturing cost increase
Solution Approach 1:
The patent incorporates sensors that measure color, conductivity, and electrochemical potential to provide real-time feedback to a battery management system, which uses this information to dynamically adjust cycling protocols and optimize battery performance, thereby improving cyclability through informed management
Solution Approach 2:
The patent uses optical measurements (color changes) as a non-invasive method to monitor electrochemical state, replacing or supplementing traditional electrical measurement methods and enabling simpler, more direct monitoring of battery health parameters
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The ZnO-based system enhances power supply capabilities for short and long-term periods, reduces material and labor costs, and improves battery performance by enabling informed management of cycling protocols, leading to increased energy density and extended battery life.
Implementation Method 1
The zinc oxide reagent material is capable of electrochemical intercalation and de-intercalation reactions with an electrolyte
Implementation Method 2
Some electrochemically active battery materials exhibit a phenomenon called electrochromism, in which the color of the material changes as a function of electrochemical potential
Implementation Method 3
sensors, such as auxiliary reference electrodes, light sensors, or other to measure the color, conductivity, or electrochemical potential
Implementation Method 4
The current collector is configured to provide electrons and voltage control to the zinc oxide reagent material
Implementation Method 5
The electrolyte in contact with the zinc oxide reagent material and is capable of executing intercalation reactions with the zinc oxide reagent material
Data Source
AI summary
A system for utilizing zinc oxide includes a first electrode comprising a zinc oxide reagent material, a current collector electrically connected to the zinc oxide reagent material, and a second electrode. The zinc oxide reagent material is capable of electrochemical intercalation and de-intercalation reactions with an electrolyte, and the zinc oxide reagent material comprises a zinc oxide intercalated with electrons. The current collector is configured to provide electrons and voltage control to the zinc oxide reagent material. The electrolyte in contact with the zinc oxide reagent material and is capable of executing intercalation reactions with the zinc oxide reagent material. The electronics are configured to control electrochemical voltage of the current collector and the zinc oxide reagent material, and the second electrode comprises a counter-electrode or a reference electrode electrically coupled to one or more electronics.