Smart Ventilation Louvers for Automated Indoor Airflow Control

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Solution Overview

Problem

There is a need for automated, cost-effective, and convenient control of cooling, heating, and ventilation in buildings or homes, with existing solutions lacking in efficiency and user control.

Innovation Solution

A Smart Fan and Ventilation (SFV) device equipped with sensors, a processor, and a network module that can move louvers and a grille to control airflow based on environmental conditions and user preferences, allowing for automated operation and integration with other smart devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If automated control of ventilation is implemented using smart devices, then user comfort and indoor air quality are improved, but device complexity and installation cost increase

Engineering Contradiction:
Improveautomated controlVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The ventilation system automatically monitors environmental conditions through integrated sensors (temperature, humidity, air quality) and adjusts louver positions and fan operation without user intervention. The processor executes pre-programmed logic to open/close louvers and control fan speed based on real-time sensor data, enabling the system to serve itself and eliminate the need for manual control interfaces.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The smart ventilation device integrates multiple functions into a single unit: environmental sensing (temperature, humidity, air quality sensors), automated louver control, fan operation, and network communication. This multi-functional integration reduces the need for separate devices while providing comprehensive automated ventilation control.

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

2Productivity

If sensors and automated processing are integrated into the ventilation device, then ventilation efficiency is improved, but manufacturing cost increases

Engineering Contradiction:
Improveventilation efficiencyVSAvoidmanufacturing cost
Core Design Contradiction:
ProductivityVSEase of manufacture

Solution Approach 1:

The patent combines multiple components (sensors, processor, louver mechanism, fan, housing) into an integrated ventilation unit. The sensors are mounted within the housing to detect environmental conditions, and the processor coordinates louver and fan operation in a single synchronized system, improving overall ventilation efficiency through component synergy.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The system dynamically adjusts louver positions and fan speeds based on real-time environmental conditions detected by sensors. The processor continuously monitors temperature, humidity, and air quality data, then dynamically modifies ventilation parameters to optimize efficiency for varying conditions rather than operating at fixed settings.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If the louver cover is made detachable for easy installation, then ease of installation is improved, but structural reliability may be compromised

Engineering Contradiction:
Improveease of installationVSAvoidstructural reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The ventilation device is divided into separable components: a housing containing the fan and processor, and a detachable louver cover that can be independently installed and removed. This segmentation allows the louver cover to be easily attached to or detached from the housing for simplified installation and maintenance while maintaining structural integrity through designed connection interfaces.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10001288B1Smart fan and ventilation system and method
Publication Date: 2018.06.19 SHENZHEN DANALE TECH
  • US10001288B1 patent drawing
  • US10001288B1 patent drawing
  • US10001288B1 patent drawing

AI summary

A Smart Fan and Ventilation (“SFV”) device having at least one memory configured to store instructions, a processor coupled to the at least one memory, a cover attached to a first surface of the SFV device, and one or more louvers attached to the cover, the processor configured to cause the one or more louvers to move based on instructions stored on the at least one memory.