Automated Condensate Drain Cleaning for Clog and Overflow Prevention

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Solution Overview

Problem

Air conditioning systems face issues with condensate drain line clogging due to microbial growth and debris, leading to potential overflow and property damage, which existing solutions often require manual intervention and specialized skills.

Innovation Solution

An automated condensate drain line cleaning system that uses a controller to introduce a fluid into the drain line, removing microbial material and debris through controlled fluid flow, reducing the need for manual intervention and preventing overflow.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual cleaning methods are used (plumber disconnecting and manually removing debris), then the condensate drain line can be cleared, but the system requires specialized skills and manual intervention

Engineering Contradiction:
Improvecondensate drain line clearanceVSAvoidmanual intervention requirement
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system enables self-service automated cleaning of the condensate drain line through a controller that automatically introduces cleaning fluid and regulates its flow to remove debris without requiring manual intervention or specialized skills

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical cleaning methods with an automated fluid-based cleaning system that uses a controller to introduce and regulate cleaning fluid flow through the drain line, eliminating the need for manual disconnection and physical removal of debris

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Reliability

If compressed air is used to remove microbial matter and debris, then the drain line can be cleaned, but the system requires specialized skills and equipment

Engineering Contradiction:
Improvedrain line cleaning effectivenessVSAvoidequipment requirements
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system uses hydraulic principles by introducing cleaning fluid through the condensate drain line and using fluid flow regulation to create sufficient flow velocity to remove debris and microbial matter automatically

Inventive Principle:
Principle #29Pneumatics and hydraulics

Solution Approach 2:

The automated controller performs cleaning operations without requiring external equipment or specialized skills, making the system self-sufficient for maintaining the drain line

Inventive Principle:
Principle #25Self-service

3Ease of operation

If automated cleaning is implemented, then manual intervention is reduced, but the system complexity increases

Engineering Contradiction:
Improveautomation levelVSAvoidsystem components
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The controller serves multiple functions including introducing cleaning fluid, regulating fluid flow, and automatically controlling the cleaning process, thereby reducing the need for separate components while maintaining high automation capability

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

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 prevents condensate overflow and associated damage by automating the cleaning process, reducing user involvement and technical knowledge requirements, and ensuring regular maintenance without costly service calls.

Implementation Method 1

a controller and at least one fluid flow regulation device operable to cause automated introduction of a fluid into the condensate drain line responsive to at least one control signal from the controller

Methodology Applied
Scientific EffectFluid flow:

Implementation Method 2

The automated condensate drain line cleaning system uses a controller to introduce a fluid into the drain line, removing microbial material and debris through controlled fluid flow

Methodology Applied
Scientific EffectFlushing:

Data Source

PatentUS8646474B2Automated condensate drain line cleaning system, method and kit
Publication Date: 2014.02.11 VISIONEX HLDG
  • US8646474B2 patent drawing
  • US8646474B2 patent drawing
  • US8646474B2 patent drawing

AI summary

Automated condensate drain line cleaning apparatus are disclosed. In one aspect, an apparatus may include a controller, a fluid supply line, and at least one fluid flow regulation device. The at least one fluid flow regulation device may be electrically coupled with the controller to receive at least one control signal from the controller. The at least one fluid flow regulation device may cause a fluid to flow into a condensate drain line through the fluid supply line responsive to the at least one control signal. Other apparatus as well as methods and kits are also disclosed.