Solid-State Induction Power Conversion Without Rotary Excitation
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Solution Overview
Problem
Conventional rotary excitation systems suffer from mechanical wear, inefficiencies due to slip rings and brushes, and limited control over excitation current, while solid-state systems lack scalability and versatility in handling various energy inputs to provide single and three-phase AC power outputs.
Innovation Solution
A solid-state, processor-controlled induction power system that can utilize DC power and renewable energy sources to output single or three-phase AC power, featuring a solid-state generator with DC input coils and AC output coils, controlled by a computer system to manage power conversion and distribution.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional rotary excitation systems are used, then mechanical coupling provides stable magnetic field generation, but mechanical wear and slip rings cause reliability degradation
Solution Approach 1:
The patent replaces the mechanical rotary excitation system with a solid-state power conversion system. The mechanical coupling between prime mover and generator is substituted with electronic power conversion circuits that convert DC power to AC power, eliminating slip rings, brushes, and rotating mechanical components while maintaining the magnetic field generation function.
Solution Approach 2:
The invention changes the operational parameters from mechanical rotation-based excitation to electronic parameter-controlled excitation. The solid-state system uses controllable power electronic devices to regulate voltage, current, and frequency parameters, replacing the mechanical speed and position dependencies of rotary systems.
2Measurement precision
If solid-state power systems are implemented, then control precision over excitation current is improved, but scalability and versatility for multiple energy inputs are limited
Solution Approach 1:
The patent designs a universal solid-state power system that can accept multiple types of energy inputs including DC power from various sources (batteries, solar panels, fuel cells) and convert them to AC power. The system incorporates multiple power input interfaces and a unified power conversion architecture that maintains precise control while accommodating diverse energy sources.
Solution Approach 2:
The invention implements dynamic adaptability through controllable power electronic devices that can adjust their operating parameters in real-time. The system dynamically switches between different input sources and adjusts conversion parameters based on the specific energy input type, load requirements, and system state, enabling both precision control and versatility.
3Speed
If solid-state, processor-controlled systems are used, then rapid adjustments for stability are achieved, but system complexity increases
Solution Approach 1:
The patent incorporates feedback control mechanisms where processors continuously monitor system parameters such as voltage, current, frequency, and load conditions. The control system uses this feedback information to automatically adjust power conversion parameters, maintaining system stability and optimizing performance through closed-loop control.
Solution Approach 2:
The invention implements preliminary programming and configuration of control parameters to simplify real-time operations. The processor control system is pre-configured with control algorithms, protection strategies, and operational modes, allowing rapid response to changing conditions without requiring complex real-time decision-making logic.
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 system achieves high efficiency, scalability, and flexibility in power output, enabling rapid adjustments and minimal mechanical wear, with reduced carbon emissions and compatibility with renewable energy sources.
Implementation Method 1
Solid-state, processor-controlled DC input to AC output induction systems
Data Source
AI summary
A customizable, scalable solid-state electromagnetic induction power generation system that utilizes a software-controlled processor and highspeed switching components to exceed the performance and efficiency of conventional power systems. The system is readily modifiable to use conventional DC power and/or renewable energy sources for conversion into single or three-phase AC power for use in personal and commercial electronic applications.