Dual-Duct Air Conditioner With Visual Indoor Condition Feedback

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Solution Overview

Problem

Users face challenges in accurately setting air conditioners due to difficulties in estimating indoor conditions, leading to incorrect settings and uncomfortable experiences.

Innovation Solution

An air conditioner design featuring a housing with separate air heat exchange and treatment ducts, an indicator light embedded in a panel, and connected with a display control device to provide intuitive information on operating states, air quality, and humidity, allowing users to accurately control the unit.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If users manually set the air conditioner without accurate indoor condition estimation, then the air conditioner can operate, but the setting may be incorrect leading to uncomfortable user experience

Engineering Contradiction:
Improveuser control accuracyVSAvoidindoor condition information
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The patent applies feedback by providing real-time visual information about indoor conditions (temperature, humidity, air quality) through indicator lights and display screens. This allows users to see the actual environmental parameters and adjust settings accordingly, creating a closed-loop system where users can verify the effectiveness of their control actions and make informed adjustments.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent introduces an intermediary information display system that mediates between the indoor environment and the user. The indicator lights and display screen act as intermediaries, translating complex environmental data into intuitive visual signals that help users understand indoor conditions without needing to estimate them themselves.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If the air conditioner provides comprehensive environmental information through multiple display elements, then user control accuracy improves, but the device complexity increases

Engineering Contradiction:
Improveuser control accuracyVSAvoiddisplay and control structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent segments the information display function into multiple independent indicator lights, each representing a specific environmental parameter (temperature, humidity, air quality). This segmentation allows complex environmental information to be presented in a simplified, modular manner, making it easier for users to understand and control each parameter individually while maintaining a relatively simple overall structure.

Inventive Principle:
Principle #1Segmentation

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

Enables users to intuitively understand the air conditioner's working state and indoor conditions, preventing misoperations and optimizing environmental conditioning by displaying information through color changes, thus improving user control and comfort.

Implementation Method 1

an indicator light is embedded at the opening

Methodology Applied
Scientific EffectLight emission: Light Emitting Diode

Implementation Method 2

an air heat exchange device arranged at the air heat exchange duct for heat exchange for air in the air heat exchange duct

Methodology Applied
Scientific EffectHeat exchange: Heat Exchanger

Implementation Method 3

an air treatment device arranged at the air treatment duct for humidifying and/or purifying the air in the air treatment duct

Methodology Applied
Scientific EffectHumidification: Evaporation

Data Source

PatentUS11435105B2Air conditioner
Publication Date: 2022.09.06 GD MIDEA AIR CONDITIONING EQUIP CO LTD
  • US11435105B2 patent drawing
  • US11435105B2 patent drawing
  • US11435105B2 patent drawing

AI summary

An air conditioner includes a housing. The housing includes a panel including an opening. The air conditioner further includes an indicator light arranged at the opening, an air heat exchange duct and an air treatment duct arranged in the housing and not in communication with each other, an air heat exchange device arranged at the air heat exchange duct and configured to conduct heat exchange for air in the air heat exchange duct, and an air treatment device arranged at the air treatment duct and configured to conduct at least one of humidification or purification for air in the air treatment duct.