Programmable Multi-Output Power Management for Dynamic DC Loads
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Solution Overview
Problem
Existing systems face challenges in generating and managing direct current (DC) power for electronic components, particularly in delivering varying DC supply voltages and dynamically adjusting power output to meet the requirements of different electronic components.
Innovation Solution
A multi-output programmable power management system that includes a power converter circuit, a plurality of DC-DC converter circuits, and a controller. The system converts alternating current (AC) power into multiple regulated DC voltages and allows for programmatic control and adjustment of DC regulated voltage levels and power output.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If different electronic components require different operating DC supply voltages, then the system can support diverse electronic components, but the power supply system complexity increases
Solution Approach 1:
The patent implements a universal power management system where a single controller manages multiple DC-DC converter circuits that can output different voltages. The controller receives a single set of control signals and programs multiple converters to provide different operating voltages to various electronic components, eliminating the need for separate power supply systems for each component type.
Solution Approach 2:
The system dynamically adjusts the output voltages of multiple DC-DC converter circuits based on real-time power requirements. The controller can programmatically change voltage levels and power output for each converter circuit independently, allowing the system to adapt to varying power demands of different electronic components during operation.
2Adaptability or versatility
If the power requirement of electronic systems dynamically varies over time, then the system can adapt to changing loads, but the control system complexity increases
Solution Approach 1:
A single controller performs multiple functions including monitoring power requirements, generating control signals, and programming multiple DC-DC converter circuits. This universal controller handles dynamic power adjustment for the entire system, reducing the need for separate control circuits for each converter and simplifying the overall control architecture.
Solution Approach 2:
The system implements feedback control where the controller monitors the power requirements of electronic components and dynamically adjusts the output of DC-DC converter circuits accordingly. The controller receives feedback about current draw and voltage requirements, then programmatically modifies control signals to maintain optimal power delivery under varying load conditions.
3Measurement precision
If point-of-load DC-DC converters are placed in close proximity to high-performance devices, then voltage accuracy and efficiency improve, but the system layout complexity increases
Solution Approach 1:
The power management system is segmented into distributed DC-DC converter circuits placed close to individual high-performance electronic components. Each converter circuit operates independently with its own control, allowing precise voltage regulation at each load point while maintaining a manageable overall system architecture through modular design.
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 effectively generates and manages multiple regulated DC voltages, enabling dynamic power adjustments to meet the varying needs of electronic components, thereby improving voltage accuracy, efficiency, and response to changing power requirements.
Implementation Method 1
The power converter circuit is configured to convert an AC voltage to a DC voltage
Implementation Method 2
The DC-DC converter circuits are configured to convert the DC voltage output from the power converter circuit into respective regulated DC voltages
Data Source
AI summary
A system is provided which comprises a power converter circuit, a plurality of DC-DC converter circuits, and a controller. The power converter circuit is configured to convert an AC voltage to a DC voltage. The DC-DC converter circuits are configured to convert the DC voltage output from the power converter circuit into respective regulated DC voltages. The controller is configured to control and program operations of the DC-DC converter circuits.