Voltage Adapter Module Using Microcontroller-Regulated Decoupling

Solution Overview

Problem

Current electrical systems require large and expensive high-value capacitors for decoupling to prevent interference, which increases manufacturing costs and size, especially when adapting signals from solar panels to power grids.

Innovation Solution

An electronic module with a microcontroller-regulated converter and inverter system, utilizing a low-value decoupling capacitor and H-bridge configuration, which dynamically adjusts the power supply to optimize signal compatibility and reduce interference, thereby minimizing costs and size.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a high-value capacitor is used for decoupling to prevent interference propagation, then electromagnetic immunity is improved, but device size and manufacturing cost increase

Engineering Contradiction:

Improveelectromagnetic immunityVSAvoidcapacitor size

Core Design Contradiction:

ReliabilityVSVolume of moving object

Solution Approach 1:

The patent changes the capacitance value parameter from high (50000 μF) to low, and compensates by adjusting the control strategy parameters (duty cycle, switching frequency) to achieve the same decoupling effect without requiring large physical capacitors

Inventive Principle:

Principle #35Parameter changes

Solution Approach 2:

The microcontroller implements feedback control by measuring the actual voltage ripple and adjusting the converter module's operation dynamically to maintain proper decoupling, replacing the need for oversized passive components with active control

Inventive Principle:

Principle #23Feedback

2Reliability

If a high-value capacitor is used for decoupling to prevent interference propagation, then electromagnetic immunity is improved, but manufacturing cost increases

Engineering Contradiction:

Improveelectromagnetic immunityVSAvoidmanufacturing cost

Core Design Contradiction:

ReliabilityVSEase of manufacture

Solution Approach 1:

The patent changes the capacitance value parameter from high (50000 μF) to low, and compensates by adjusting the control strategy parameters (duty cycle, switching frequency) to achieve the same decoupling effect without requiring large physical capacitors

Inventive Principle:

Principle #35Parameter changes

Solution Approach 2:

The patent replaces expensive high-value electrolytic capacitors with cheaper low-value capacitors combined with a microcontroller-based control system, reducing overall component cost while maintaining functionality

Inventive Principle:

Principle #27Cheap short-living objects (Disposable)

3Volume of moving object

If a low-value decoupling capacitor is used, then device size and cost are reduced, but interference suppression capability deteriorates

Engineering Contradiction:

Improvecapacitor sizeVSAvoidinterference suppression

Core Design Contradiction:

Volume of moving objectVSObject-affected harmful factors

Solution Approach 1:

The microcontroller acts as an intermediary between the power supply and converter module, actively managing power flow and voltage regulation to compensate for the reduced capacitance value and maintain interference suppression

Inventive Principle:

Principle #24Intermediary (Mediator)

Solution Approach 2:

The microcontroller implements feedback control by measuring the actual voltage ripple and adjusting the converter module's operation dynamically to maintain proper decoupling, replacing the need for oversized passive components with active control

Inventive Principle:

Principle #23Feedback

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 solution achieves a competitive performance/cost ratio by effectively decoupling signals, reducing the need for large capacitors, and enhancing electromagnetic immunity while maintaining efficient power delivery and signal compatibility with power grids.

Implementation Method 1

a converter module arranged to convert the first signal into an intermediate signal

Methodology Applied

Scientific EffectElectromagnetic conversion: Electromagnetic Induction

Implementation Method 2

the module includes at least one decoupling capacitor having a value permitting the first signal to include a continuous component and a sinusoidal component

Methodology Applied

Scientific EffectCapacitance: Capacitance

Data Source

PatentUS11018571B2Regulation of an electronic voltage adapter module

Publication Date: 2021.05.25 BELENOS CLEAN POWER HLDG

AI summary

An electric module for adapting a first signal of a first system to a second signal of a second system, including: a power supply source supplying a first signal; a converter module configured to convert the first signal into an intermediate signal; a microcontroller controlling and regulating the converter module; and an inverter module configured to output a signal compatible with a second signal of a second system.