Magnetic Heating System for Renewable Energy Storage
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Solution Overview
Problem
The stochastic nature of renewable energy sources, such as wind and water turbines, leads to erratic energy generation, affecting grid stability and requiring inefficient storage methods with high capital costs or low energy density, making it difficult to harness surplus energy effectively.
Innovation Solution
A heating system that converts mechanical energy directly into heat energy using a conductive fluid and magnetic modules, generating eddy currents to heat the fluid without the need for intermediate electricity generation, allowing for efficient storage and use of renewable energy.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If renewable energy sources like wind and water turbines are used to generate energy, then energy supply is improved, but grid stability deteriorates due to the stochastic and erratic nature of energy generation
Solution Approach 1:
The patent introduces a thermal energy storage system as an intermediary between the stochastic renewable energy sources and the energy grid. The conductive fluid circulation system acts as a buffer, absorbing excess thermal energy when generation exceeds demand and releasing it when demand exceeds generation, thereby stabilizing the grid while maintaining high renewable energy utilization
Solution Approach 2:
The system changes the state parameter of energy from electrical to thermal form through the magnetic heating sections. By converting electrical energy to thermal energy and storing it in the conductive fluid, the system can decouple the timing of energy generation from energy consumption, allowing erratic generation patterns to be smoothed out for stable grid supply
2Adaptability or versatility
If intermediate conversion steps are used to store mechanically harvested energy (converting to electricity then using electric heaters), then energy storage becomes possible, but device complexity increases due to additional equipment requirements
Solution Approach 1:
The patent merges the energy conversion and storage functions into a single integrated system. The magnetic modules generate heat directly from mechanical energy through electromagnetic induction in the conductive fluid, eliminating the need for separate alternators, converters, and heaters. This unified approach reduces device complexity while maintaining full energy storage capability
Solution Approach 2:
The system replaces complex mechanical conversion equipment (alternators, gearboxes, converters) with a more compact electromagnetic induction system. The magnetic modules create eddy currents directly in the conductive fluid, substituting multiple mechanical and electrical components with a simpler electromagnetic field-based approach
3Adaptability or versatility
If conventional energy storage methods are used (pumped hydro, electrochemical batteries, super capacitors), then energy storage is achieved, but capital costs increase or energy density decreases
Solution Approach 1:
The system changes the energy density parameter by storing energy in the thermal mass of the conductive fluid rather than in chemical bonds or mechanical potential. This thermal energy storage approach achieves high energy density because the specific heat capacity of the conductive fluid allows large amounts of energy to be stored in a compact volume, exceeding the energy density of batteries and super capacitors
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
This solution enables the direct production of high-grade heat energy from renewable sources, improving energy supply stability and reducing the need for costly infrastructure, while allowing for the use of heat energy in energy-intensive industries, thus enhancing the applicability of renewable energy sources.
Implementation Method 1
The heating system is configured to cause relative movement between the at least one magnetic module and the one or more heating sections thereby generating a variable magnetic flux in the conductive fluid in the one or more heating sections resulting in eddy currents in the conductive fluid
Implementation Method 2
The generated eddy currents heat the conductive fluid in the one or more heating sections
Implementation Method 3
The generated eddy currents heat the conductive fluid in the one or more heating sections
Data Source
Figure 1A
Figure 1B~1C
Figure 2
AI summary
The disclosure relates to a heating system (100), comprising: at least one magnetic module (1), wherein each magnetic module (1) is configured to generate a magnetic field; and a conductive fluid transportation network (20) comprising: a conductive fluid (3), and one or more heating sections (2), wherein the conductive fluid (3) is configured to flow through at least the one or more heating sections (2) of the conductive fluid transportation network (20), wherein the heating system is configured to cause relative movement (4) between the at least one magnetic module (1) and the one or more heating sections (2) thereby generating a variable magnetic flux in the conductive fluid (3) in the one or more heating sections (2) resulting in eddy currents in the conductive fluid (3), wherein the generated eddy currents heat the conductive fluid (3) in the one or more heating sections (2). The disclosure further relates to a turbine (102), a use of a heating system (100), and a method for heating.