Removable Sediment Trap for Condensate Pump Debris Control

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Solution Overview

Problem

Air handling systems face challenges in effectively removing condensate and debris from condensation processes, leading to inefficiencies and potential system failures due to clogged sediment traps and inadequate condensate management.

Innovation Solution

An air handling system incorporating a condensate reservoir with a removably coupled sediment trap and a fluid pump, equipped with sensors to monitor condensate levels and activate the pump for removal, ensuring efficient condensate evacuation while restricting debris entry into the pump system.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a sediment trap is permanently installed in the condensate reservoir, then debris is effectively captured, but maintenance complexity and system downtime increase due to frequent cleaning requirements

Engineering Contradiction:
Improvedebris capture effectivenessVSAvoidmaintenance complexity
Core Design Contradiction:
ReliabilityVSEase of repair

Solution Approach 1:

The sediment trap is designed as a separate, removable component that can be easily detached from the condensate reservoir. This segmentation allows the trap to be independently removed for cleaning without disassembling the entire condensate management system, thereby maintaining effective debris capture while significantly reducing maintenance complexity and system downtime.

Inventive Principle:
Principle #1Segmentation

2Ease of repair

If a removable sediment trap is used, then maintenance ease is improved, but debris capture effectiveness may be reduced due to improper installation or leakage

Engineering Contradiction:
Improvemaintenance easeVSAvoiddebris capture effectiveness
Core Design Contradiction:
Ease of repairVSReliability

Solution Approach 1:

The sediment trap is designed to nest within the condensate reservoir, fitting precisely into a dedicated compartment. This nested configuration ensures that when the trap is installed, it is properly positioned and sealed, preventing leakage while allowing for easy removal and reinstallation, thus maintaining both maintenance ease and debris capture effectiveness.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Productivity

If condensate is continuously removed from the reservoir, then system efficiency is improved, but energy consumption increases due to continuous pump operation

Engineering Contradiction:
Improvecondensate removal efficiencyVSAvoidpump energy consumption
Core Design Contradiction:
ProductivityVSUse of energy by moving object

Solution Approach 1:

The condensate pump is designed to operate periodically rather than continuously, activating when condensate reaches a certain level in the reservoir and stopping when the level drops. This periodic operation maintains high condensate removal efficiency by ensuring timely evacuation while significantly reducing energy consumption compared to continuous pump operation.

Inventive Principle:
Principle #19Periodic action

4Reliability

If a screen extends into the basin to capture debris, then debris restriction is improved, but condensate flow may be obstructed reducing removal efficiency

Engineering Contradiction:
Improvedebris restriction effectivenessVSAvoidcondensate removal efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The screen is strategically positioned and designed with varying mesh densities in different regions. The upper portion has a coarser mesh to capture larger debris particles, while the lower portion near the pump inlet has a finer mesh to capture smaller particles. This localized quality variation ensures effective debris restriction while maintaining adequate condensate flow to the pump, preventing obstruction.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS8683821B2Sediment trap system and method
Publication Date: 2014.04.01 FRANKLIN ELECTRIC CO INC
  • US8683821B2 patent drawing
  • US8683821B2 patent drawing
  • US8683821B2 patent drawing

AI summary

Systems and methods for condensate removal are disclosed. A reservoir may include a trap structure and a sediment trap may be disposed within the trap structure. The sediment trap may be positioned within the reservoir so that condensate flowing into the reservoir is filtered before flowing out of the reservoir.