Ferroelectric Ambient Energy Converter With Low-Resistance BTO Layer
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Solution Overview
Problem
Existing ambient energy converters face challenges in efficiently converting a wide range of environmental energies into electrical energy, particularly due to high internal resistance and limited material capabilities, restricting their application and efficiency.
Innovation Solution
A method for manufacturing an ambient energy converter using a plate-shaped carrier substrate with a layer of ferroelectric material (BTO) and a second conductor material, separated to prevent contact, allowing for the conversion of environmental energies like gravitational, cosmic, and electromagnetic waves into electricity, utilizing ferroelectric semiconductors like barium titanate for reduced resistance and increased power generation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If conventional conductive plates and ferroelectric materials are used in ambient energy converters, then the device structure is simple and manufacturing is easier, but the internal resistance is high and power generation efficiency is limited
Solution Approach 1:
The patent changes the electrical resistance parameter of the ferroelectric material by transitioning from conventional high-resistance ferroelectric materials to ferroelectric semiconductors with lower resistance (10-10^3 ohm-cm). This parameter change enables higher power generation efficiency while maintaining the basic device structure and manufacturing processes
Solution Approach 2:
The patent employs composite material structures combining ferroelectric semiconductor layers with conductive plates of different materials (e.g., aluminum, copper, brass, iron, nickel, stainless steel). These composite structures optimize both electrical conductivity and power generation capability while maintaining manufacturing feasibility
2Power
If ferroelectric semiconductors with low resistance are used, then power generation efficiency increases, but manufacturing precision requirements increase due to controlled forced reduction processes
Solution Approach 1:
The patent controls the resistance parameter of ferroelectric semiconductors within a specific range (10-10^3 ohm-cm) through controlled forced reduction. This parameter control achieves optimal power generation efficiency while maintaining manufacturing precision through established ceramic processing techniques
Solution Approach 2:
The patent performs preliminary doping of barium titanate with elements like tungsten, molybdenum, niobium, or tantalum before the forced reduction process. This preliminary action prepares the material structure to achieve the desired low-resistance state through subsequent controlled reduction, thereby managing manufacturing precision requirements
3Adaptability or versatility
If the device is designed for universal application with multiple material options, then adaptability increases, but device complexity increases
Solution Approach 1:
The patent creates a universal ambient energy converter design that can accommodate multiple conductor material combinations (aluminum, copper, brass, iron, nickel, stainless steel) and various ferroelectric semiconductor compositions. This universal design maintains a consistent basic structure while allowing material substitution to adapt to different application requirements
Solution Approach 2:
The patent maintains structural simplicity by changing only the material composition parameters rather than the device architecture. Different conductor materials and ferroelectric semiconductor compositions can be substituted without altering the fundamental layered structure, thereby achieving versatility without increasing device complexity
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 method enables the production of ambient energy converters that can autonomously generate electricity from various environmental sources, offering increased specific electric power, extended operational time, and versatility in applications, with reduced production costs and environmental impact.
Implementation Method 1
A method for manufacturing an ambient energy converter using a plate-shaped carrier substrate with a layer of ferroelectric material (BTO)... allowing for the conversion of environmental energies like gravitational, cosmic, and electromagnetic waves into electricity, utilizing ferroelectric semiconductors like barium titanate
Data Source
AI summary
A method of manufacturing an ambient energy converter that includes a supporting substrate of a first conductor material as a first electrode, a layer of ferroelectric material, and a layer of a second conductor material as a second electrode. The two conductor materials have different concentrations of free electrons. The ferroelectric material includes one or more ferroelectric semiconductors. The method includes providing a plate of the conductor material for the first electrode as a supporting substrate, subjecting the carrier substrate to a surface treatment, depositing the layer of ferroelectric material (BTO layer) on a front side of the carrier substrate, masking the edges of the BTO layer on the front side of the carrier substrate while leaving at least one portion located within the edges of the BTO layer free, and applying the conductor material intended for the second electrode to the area kept free of masking.