Cooling Tower Basin Shield for Debris and Light Control

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Solution Overview

Problem

Cooling towers face issues with biological growth in water and debris accumulation, which can lead to operational disruptions and water distribution inconsistencies, due to inadequate light shielding and debris filtration.

Innovation Solution

A light shield and debris filter, made from materials like thermoplastic or foam elastomer, is placed within the water basin to absorb and block light and debris, reducing biological growth and improving water distribution by eliminating vortex and capturing debris.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of substance

If drift eliminators are used to reduce water droplets, then water usage is reduced, but biological growth and debris accumulation still occur in the basin

Engineering Contradiction:
Improvewater usageVSAvoidbiological growth and debris accumulation
Core Design Contradiction:
Loss of substanceVSObject-affected harmful factors

Solution Approach 1:

The patent extracts and removes harmful elements (biological growth and debris) from the basin by introducing a skimmer device that physically removes these contaminants from the water surface, addressing the worsening feature while maintaining the water reduction benefit

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The skimmer acts as an intermediary device between the water and biological growth/debris, facilitating the removal of harmful substances without affecting the primary cooling function or water circulation system

Inventive Principle:
Principle #24Intermediary (Mediator)

2Illumination intensity

If the basin is exposed to light, then visibility and access are improved, but biological growth increases

Engineering Contradiction:
Improvelight exposureVSAvoidbiological growth
Core Design Contradiction:
Illumination intensityVSObject-affected harmful factors

Solution Approach 1:

The patent converts the harmful effect of light exposure that promotes biological growth into a benefit by using the light to illuminate and highlight the skimmer device's operation, making the removal process more visible while the skimmer simultaneously eliminates the biological growth

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

3Device complexity

If debris is allowed to circulate in water, then water distribution is simple, but nozzle clogging and operational disruptions occur

Engineering Contradiction:
Improvewater distribution systemVSAvoidoperational continuity
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The skimmer performs preliminary action by removing debris from the water before the water reaches the nozzles, preventing clogging and operational disruptions before they can occur, thus maintaining reliability without complicating the water distribution system

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The skimmer device operates autonomously to remove debris from the basin, providing self-service that protects the water distribution system from contamination without requiring additional complex filtration components

Inventive Principle:
Principle #25Self-service

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 solution effectively reduces biological growth, maintains consistent water distribution, and improves airflow by blocking light and debris, thus enhancing the operational efficiency of cooling towers.

Implementation Method 1

a shield disposed in the basin and/or water circulating systems to absorb and/or block light and/or debris from the water

Methodology Applied
Scientific EffectLight absorption: Absorption (EM radiation)

Implementation Method 2

a shield disposed in the basin and/or water circulating systems to absorb and/or block light and/or debris from the water

Methodology Applied
Scientific EffectPhysical filtration: Filter (physical)

Data Source

PatentUS11976893B2Cooling tower with basin shield
Publication Date: 2024.05.07 SPX COOLING TECHNOLOGIES INC
  • US11976893B2 patent drawing
  • US11976893B2 patent drawing
  • US11976893B2 patent drawing

AI summary

The present disclosure relates to a cooling tower. The cooling tower includes a fill media, a water distribution system to distribute water to the fill media, a basin to collect the water, and a shield disposed within the tower.