Gas Stream Particle Precipitation Using Curved Guiding Elements

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Solution Overview

Problem

Existing precipitation devices for removing liquid and particulate impurities from gas streams, such as those from combustion machines, face challenges of high flow resistance and large installation space requirements, limiting their efficiency and compactness.

Innovation Solution

A device with multiple guiding elements that deflect the gas stream in a laminar, rotational motion, using guiding surfaces with varying bending radii to induce centrifugal forces for particle precipitation without increasing flow resistance, allowing for compact design and efficient particle separation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If baffle walls are used for particle precipitation, then particle separation efficiency is improved, but flow resistance increases

Engineering Contradiction:
Improveparticle separation efficiencyVSAvoidflow resistance
Core Design Contradiction:
Manufacturing precisionVSLoss of energy

Solution Approach 1:

The patent employs curved guiding surfaces with specifically designed bending radii to deflect the gas stream. The curved geometry allows the gas to change direction smoothly while particles, due to their inertia, continue in their original path and separate from the stream. This curved design reduces flow resistance compared to sharp baffle walls while maintaining effective particle separation through the laminar flow guidance.

Inventive Principle:
Principle #14Spheroidality (Curvature)

2Manufacturing precision

If cyclone precipitators are used for particle separation, then particle precipitation efficiency is improved, but installation space increases

Engineering Contradiction:
Improveparticle precipitation efficiencyVSAvoidinstallation space
Core Design Contradiction:
Manufacturing precisionVSVolume of moving object

Solution Approach 1:

The patent divides the gas stream into multiple segments using several guiding elements arranged in series. Each guiding element handles a portion of the flow and contributes to particle separation. This segmentation allows the system to achieve high precipitation efficiency through multiple sequential deflections while maintaining a compact overall structure that fits within limited installation spaces such as engine compartments.

Inventive Principle:
Principle #1Segmentation

3Manufacturing precision

If multiple guiding elements are used to deflect gas stream, then particle separation efficiency is improved, but device complexity increases

Engineering Contradiction:
Improveparticle separation efficiencyVSAvoiddevice complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent integrates multiple guiding elements into a single compact device housing. The guiding elements are arranged in series within the same flow path, with each element contributing to the overall particle separation function. This merging of multiple functional elements into one unified device achieves high separation efficiency while avoiding the complexity of multiple separate components, making the device suitable for compact installation spaces.

Inventive Principle:
Principle #5Merging (Combining)

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 device achieves high particle precipitation efficiency with minimal flow resistance and compact size, utilizing centrifugal forces to separate particles without the need for additional power, and can be adapted to various installation spaces.

Implementation Method 1

using guiding surfaces with varying bending radii to induce centrifugal forces for particle precipitation

Methodology Applied
Scientific EffectCentrifugal force: Centrifugal Force

Implementation Method 2

The fluid stream generally flows along the first guiding element and the second guiding element in a laminar fashion

Methodology Applied
Scientific EffectLaminar flow: Laminar Flow

Implementation Method 3

The fluid stream is generally set in rotational, swirling and/or spinning motion

Methodology Applied
Scientific EffectRotational motion:

Data Source

PatentUS11717778B2Device for the precipitation of particles from a gas stream
Publication Date: 2023.08.08 WOCO INDUSTRIETECHNIK GMBH
  • US11717778B2 patent drawing
  • US11717778B2 patent drawing
  • US11717778B2 patent drawing

AI summary

The invention relates to a device for precipitating liquid and/or particulate impurities from a gas stream, comprising at least one first guiding element and at least one second guiding element, it being possible to impose at least one first change in direction on the gas stream by means of said first guiding element, and to impose at least one second change in direction on the gas stream by means of the second guiding element, the fluid stream additionally flowing in a substantially laminar manner along the first guiding element and the second guiding element.