Portable Smoke Scrubber With Propeller Mixing System

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Solution Overview

Problem

Air pollution from combustion sources, such as municipal incinerators and chemical processing plants, poses significant health and environmental hazards due to incomplete combustion, fly ash, and acidic gases, necessitating a solution to reduce pollutant emissions effectively.

Innovation Solution

A portable smoke scrubbing apparatus comprising a wet scrubber tank with a propeller system, patterned flow path, and multiple filtration stages, including a filter and carbon filter, to pre-treat smoke emissions, mixing with a scrubbing liquid and automatically refilling and draining to maintain cleanliness, ensuring efficient pollutant removal.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If a portable smoke scrubbing apparatus is used to reduce pollutant emissions, then air quality is improved, but device complexity increases due to multiple filtration stages and automatic refilling systems

Engineering Contradiction:
Improvepollutant emissionsVSAvoidapparatus structure
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The smoke scrubbing apparatus is divided into multiple independent tanks (first tank with wet scrubber, second tank with filters, third tank with carbon filter), each performing a specific cleaning function. This segmentation allows the system to effectively reduce various pollutants while maintaining manageable complexity through modular design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The apparatus integrates multiple functions into a single portable system: wet scrubbing for acid oxide removal, particulate filtration, odor neutralization, and automatic liquid refilling. This multi-functionality addresses various pollution types simultaneously, improving overall air quality while consolidating what would otherwise require multiple separate devices.

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

2Productivity

If multiple tanks and filtration stages are implemented, then pollutant removal efficiency is improved, but loss of substance increases due to liquid consumption and drainage

Engineering Contradiction:
Improvepollutant removal efficiencyVSAvoidscrubbing liquid
Core Design Contradiction:
ProductivityVSLoss of substance

Solution Approach 1:

The apparatus automatically drains used scrubbing liquid from the first tank and refills it with fresh liquid from the second tank. This automated liquid management system ensures continuous operation by recovering and replacing consumable resources, maintaining high pollutant removal efficiency while minimizing manual intervention.

Inventive Principle:
Principle #34Discarding and recovering

Solution Approach 2:

The system incorporates automatic refilling and drainage mechanisms that operate without external assistance. The apparatus monitors and manages its own liquid levels, transferring scrubbing liquid between tanks and replenishing supplies autonomously, thereby reducing operational overhead and maintaining consistent cleaning performance.

Inventive Principle:
Principle #25Self-service

3Ease of operation

If the apparatus is designed to be portable and easily transportable, then ease of operation is improved, but manufacturing precision requirements increase to ensure effective sealing and connection

Engineering Contradiction:
ImproveportabilityVSAvoidsealing and connection accuracy
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The portable apparatus is constructed as a modular system with separate tanks (first tank, second tank, third tank) that can be individually manufactured and assembled. Each tank has standardized connection points for seals and fittings, enabling precise manufacturing of individual components that collectively form a tightly sealed portable system when assembled.

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

The apparatus effectively reduces pollutant levels in smoke emissions, producing cleaner air by precipitating pollutants and neutralizing odors, thereby mitigating health hazards and environmental damage.

Implementation Method 1

The propeller system, rotates at a pre-determined speed in the liquid to ensure the smoke entering the compartment is brought in to contact with the liquid to provide first scrubbing effect

Methodology Applied
Scientific EffectMixing: Stirring

Implementation Method 2

The smoke and water is directed to flow through the serpentine passage flow path such that the scrubbing liquid can be precipitated from the smoke to run down the flow path and into the liquid

Methodology Applied
Scientific EffectPrecipitation: Precipitation

Implementation Method 3

a portable smoke scrubbing apparatus comprising a wet scrubber tank with a propeller system, patterned flow path, and multiple filtration stages, including a filter and carbon filter

Methodology Applied
Scientific EffectFiltration: Filter (physical)

Data Source

PatentEP3749895B1An apparatus for cleaning exhaust smoke
Publication Date: 2024.09.18 NANO SILVER MANUFACTURING SDN BHD
  • EP3749895B1 patent drawingFigure 1
  • EP3749895B1 patent drawingFigure 2

AI summary

The present invention discloses an apparatus (100), for scrubbing smoke comprising: a first tank (110), having a compartment (111), filled with a liquid; and, an inlet (112), configured to draw in the smoke into the compartment (111) from a combustion source, characterized in that, the first tank (110) includes a propeller system (113), arranged within the compartment (111) to mix the smoke with the liquid, for providing first scrubbing effect by propelling the liquid.