Fluid Purification System with Evaporator Section and Pressure Sensor

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Solution Overview

Problem

Existing fluid filtration systems are inadequate in removing particulates and volatiles from oil and hydraulic fluids, leading to premature fluid replacement and resource wastage, as they fail to maintain fluid cleanliness effectively.

Innovation Solution

A filtration apparatus comprising a particulate filter section and an evaporator section with a heater, equipped with a pressure sensor that controls the heater's operation, enhances fluid heating and volatile removal, ensuring improved cleanliness and safety.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional filtration systems are used, then fluid filtration is provided, but particulates and volatiles are not effectively removed, leading to premature fluid replacement

Engineering Contradiction:
Improvefluid cleanlinessVSAvoidfluid replacement
Core Design Contradiction:
ReliabilityVSLoss of substance

Solution Approach 1:

The filtration system is divided into two distinct sections: a particulate filter section for removing solid particles and an evaporator section for removing volatiles through heating. This segmentation allows each section to specialize in removing specific contaminants, achieving comprehensive fluid purification that conventional single-stage filters cannot accomplish.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system changes the temperature parameter by incorporating a heater in the evaporator section. By heating the fluid to a controlled temperature, volatiles are converted from liquid to vapor phase, enabling their removal through the air outlet. This parameter change allows effective volatile removal without affecting particulate filtration performance.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If heating is applied to remove volatiles, then volatile removal is improved, but energy consumption increases

Engineering Contradiction:
Improvevolatile removalVSAvoidheater energy consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The heater is positioned specifically in the evaporator section rather than heating the entire fluid system. This localized heating approach applies thermal energy only where needed for volatile removal, minimizing overall energy consumption while achieving effective volatile separation.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system operates continuously with the heater maintaining a steady temperature in the evaporator section, allowing constant volatile removal without intermittent heating cycles. This continuous operation improves efficiency by avoiding repeated thermal transients and maintains optimal conditions for volatile evaporation.

Inventive Principle:
Principle #20Continuity of useful action

3Reliability

If a pressure sensor controlled heater is used, then heating safety is improved, but device complexity increases

Engineering Contradiction:
Improveheating safetyVSAvoidsystem components
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

A pressure sensor is integrated into the system to monitor conditions in the evaporator section and provide feedback control to the heater. When the pressure differential across the filter reaches a predetermined threshold, the sensor triggers the heater to stop heating, preventing dangerous pressure buildup. This feedback mechanism ensures safe operation while maintaining relatively simple system architecture.

Inventive Principle:
Principle #23Feedback

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 removes particulates and volatiles from fluids, extending their usability and reducing resource wastage by maintaining fluid cleanliness and ensuring safety through controlled heating and volatile removal.

Implementation Method 1

The present filtration apparatus includes a particulate filter section, an evaporator section having a heater

Methodology Applied
Scientific EffectHeating: Heating

Implementation Method 2

an evaporator section having a heater... improved fluid heating and volatile removal

Methodology Applied
Scientific EffectEvaporation: Evaporation

Data Source

PatentUS7976702B2Fluid purification systems and methods
Publication Date: 2011.07.12 NEXT GENERATION FILTRATION SYSTEMS LP
  • US7976702B2 patent drawing
  • US7976702B2 patent drawing
  • US7976702B2 patent drawing

AI summary

Apparatuses and methods for filtering particulates and volatiles from fluid systems. The apparatuses and methods include particulate filter and evaporator sections. The apparatuses and methods may furthermore include a heater disposed at least in part in the evaporator section having a ridge on a surface of the heater. The apparatuses and methods may furthermore include an evaporation tube positioned around the heater having a conically shaped outer surface and a heater safety sensor. The apparatuses and methods may also include an air inlet and an air outlet in the evaporator section.