Heating Circuit Selection Network for Independent Power Distribution

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Solution Overview

Problem

Existing heating circuits often limit the flexibility of connecting heating modules to power supply circuits, restricting the ability to efficiently distribute power based on the requirements of individual modules.

Innovation Solution

A heating circuit with a selection circuit that allows each heating module to be connected to any of multiple power supply circuits independently, enabling flexible power distribution without affecting other connections.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If heating modules are fixedly connected to power supply circuits, then connection stability is improved, but flexibility of power distribution deteriorates

Engineering Contradiction:
Improveconnection stabilityVSAvoidflexibility of power distribution
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The patent introduces selection switches that enable dynamic reconfiguration of connections between heating modules and power supply circuits. The switches allow the system to transition between different connection states, providing both stability when connected and flexibility when reconfiguring, thus resolving the contradiction between fixed connection stability and power distribution flexibility.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent divides the power supply system into multiple independent power supply circuits, each capable of independently connecting to heating modules through selection switches. This segmentation allows flexible allocation of power resources while maintaining stable connections during operation, as each module can be independently connected or disconnected without affecting other connections.

Inventive Principle:
Principle #1Segmentation

2Reliability

If one heating module is connected to one power supply circuit, then dedicated power supply is improved, but availability of power supply circuits for other heating modules deteriorates

Engineering Contradiction:
Improvededicated power supplyVSAvoidavailability of power supply circuits
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent makes power supply circuits universal by enabling each power supply circuit to potentially serve multiple heating modules through the selection switch network. The selection switches allow any power supply circuit to be dynamically assigned to any heating module, providing dedicated power supply when needed while maintaining availability for other modules through flexible reassignment.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The dynamic switching capability allows the system to adapt power supply assignments based on real-time requirements. When a heating module requires dedicated power, the selection switches establish a stable connection; when power redistribution is needed, the switches dynamically reconfigure connections, ensuring both reliability and availability across the system.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20250267766A1Heating Circuit and Heating Apparatus
Publication Date: 2025.08.21 GUANGDONG MIDEA WHITE HOME APPLIANCE TECH INNOVATION CENT CO LTD
  • US20250267766A1 patent drawing
  • US20250267766A1 patent drawing
  • US20250267766A1 patent drawing

AI summary

A heating circuit includes: at least two power supply circuits; at least two heating modules; and a selection circuit, connected with the at least two power supply circuits and the at least two heating modules, and configured to select at least one of the at least two power supply circuits to be connected to each of the at least two heating modules. Selecting the at least one power supply circuit for one of the at least two power supply circuits does not affect selecting the at least one power supply circuit for another one of the at least two power supply circuits.