Condenser Mesh Bubble Formation for Fluid Loss Prevention

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Solution Overview

Problem

Existing technologies fail to effectively condense vapored fluids back into liquid form, leading to loss and health risks in printing systems, as well as inefficiencies in recycling and air purification.

Innovation Solution

A condenser apparatus with a mesh and cooling element that supports a layer of condensed fluid, allowing vapored fluid to pass through and create bubbles, which cool and condense at the bubble surface, preventing mist formation and enabling efficient recycling and purification.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of substance

If vapored fluid is allowed to escape freely, then the system operates simply, but the fluid is lost and health risks increase

Engineering Contradiction:
Improvefluid lossVSAvoidcondensation system complexity
Core Design Contradiction:
Loss of substanceVSDevice complexity

Solution Approach 1:

The patent applies phase transition by introducing a cooling element that transforms vapored fluid back into liquid form through condensation. The cooling element maintains a temperature below the dew point of the vapored fluid, causing the vapor to condense into liquid droplets that are then collected and returned to the printing system, thereby preventing fluid loss while managing the complexity through a focused phase change mechanism.

Inventive Principle:
Principle #36Phase transitions

Solution Approach 2:

The patent introduces an intermediary condensation system comprising a cooling element and collection mechanism positioned between the vapor source and the environment. This intermediary captures the vapored fluid during its transition from liquid to vapor state, condenses it back to liquid, and returns it to the system, thus preventing direct escape into the environment while managing complexity through a dedicated intermediate handling system.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If conventional condensation methods are used, then the system structure is simple, but condensation efficiency is low and mist forms

Engineering Contradiction:
Improvecondensation efficiencyVSAvoidcondenser apparatus complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent employs phase transition principles by using a cooling element maintained below the dew point temperature to induce condensation of vapored fluid. The controlled phase change from vapor to liquid occurs efficiently on the cooling element surface, preventing mist formation while maximizing condensation productivity through targeted thermal management.

Inventive Principle:
Principle #36Phase transitions

Solution Approach 2:

The patent applies local quality by positioning the cooling element with specific thermal properties at the critical location where vapor condensation is needed. The cooling element has localized cooling capacity tailored to the dew point requirements, creating optimal condensation conditions precisely where vapor contacts the surface, thereby提高效率 without requiring complex system-wide modifications.

Inventive Principle:
Principle #3Local quality

3Temperature

If temperature is not controlled, then energy consumption is low, but condensation does not occur effectively

Engineering Contradiction:
Improvecondensation temperatureVSAvoidcooling energy consumption
Core Design Contradiction:
TemperatureVSUse of energy by moving object

Solution Approach 1:

The patent applies parameter changes by controlling the temperature of the cooling element to be below the dew point of the vapored fluid. This specific temperature parameter change triggers effective condensation while optimizing energy consumption - the cooling element is maintained at the minimum necessary sub-dew-point temperature required for condensation, avoiding excessive energy use while ensuring reliable condensation occurrence.

Inventive Principle:
Principle #35Parameter changes

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 efficiently transforms vapored fluid into liquid, reducing health risks and improving recycling and air purification by collecting and reusing the condensed fluid, while controlling temperature for optimal condensation efficiency.

Implementation Method 1

The cooling element is configured to cool the layer of condensed fluid

Methodology Applied
Scientific EffectCondensation: Condensation

Implementation Method 2

transforming the fluid from gaseous phase into liquid phase

Methodology Applied
Scientific EffectPhase Change: Phase Change

Implementation Method 3

The mesh is further configured to create bubbles including vapored fluid in the layer of condensed fluid

Methodology Applied
Scientific EffectBubble formation: Bubble

Implementation Method 4

The cooling element is configured to cool the layer of condensed fluid

Methodology Applied
Scientific EffectCooling: Cooling

Data Source

PatentUS10875334B2Condensing vapored fluid
Publication Date: 2020.12.29 HP INDIGO BV
  • US10875334B2 patent drawing
  • US10875334B2 patent drawing

AI summary

In an example, a condenser apparatus to condense vapored fluid has a gas inlet, a mesh, a cooling element, and a gas outlet. The mesh is configured to carry a layer of condensed fluid. The cooling element is configured to cool the layer of condensed fluid. The mesh is configured to let pass through vapored fluid and to create bubbles including vapored fluid in the layer of condensed fluid.