Parallel-Channel Flow Conditioner for Low-Loss Fluid Line Fittings

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Solution Overview

Problem

Existing fluid line systems for measuring transducers are complex and costly to manufacture, requiring intricate fittings and flow conditioning elements that are difficult to produce and adapt to specific operating conditions.

Innovation Solution

A fluid line system comprising a connecting fitting with a flow-conditioner element inserted into its lumen, which is non-detachably connected to the fitting, providing parallel flow channels to adapt the system to operating conditions and reduce manufacturing complexity and costs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If intricate fittings and flow conditioning elements are used to adapt to specific operating conditions, then adaptability is improved, but device complexity and manufacturing cost increase

Engineering Contradiction:
Improveadaptability to operating conditionsVSAvoidcomplexity of fittings and flow conditioning elements
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The flow conditioner is divided into multiple independent flow channels (first flow channel and second flow channel) that can be selectively activated. Each channel can be independently controlled to adapt to different operating conditions, allowing the system to handle varying flow rates and fluid properties without requiring a completely different fitting design for each scenario.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The connecting fitting incorporates a multi-functional flow conditioner that can operate in different modes depending on which flow channels are active. The same fitting structure serves multiple purposes: it can handle high flow rates using both channels, low flow rates using one channel, or be configured for different fluid types, eliminating the need for multiple specialized fittings.

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

2Adaptability or versatility

If intricate fittings and flow conditioning elements are used to adapt to specific operating conditions, then adaptability is improved, but manufacturing cost increases

Engineering Contradiction:
Improveadaptability to operating conditionsVSAvoidmanufacturing cost and difficulty
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The flow conditioner is integrated directly into the connecting fitting as a single combined component rather than being a separate assembly. This merging of functions into one piece eliminates the need for multiple separate parts, simplifies the manufacturing process, and reduces assembly steps while maintaining the ability to adapt to different operating conditions through the multi-channel design.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

A single universal fitting design with integrated flow conditioning capabilities replaces the need for multiple specialized fittings for different operating conditions. This universal design can be manufactured using standard processes and serves multiple applications, significantly reducing manufacturing costs compared to producing various specialized fittings for different scenarios.

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

3Ease of operation

If complex flow conditioning elements are used, then flow control capability is improved, but pressure loss and noise increase

Engineering Contradiction:
Improveflow control capabilityVSAvoidpressure loss and noise
Core Design Contradiction:
Ease of operationVSObject-generated harmful factors

Solution Approach 1:

Each flow channel is designed with specific local characteristics optimized for its intended flow rate range. The first flow channel has dimensions and geometry suited for higher flow rates, while the second flow channel is optimized for lower flow rates. This local optimization ensures that whichever channel is active operates at its peak efficiency with minimal turbulence, pressure loss, and noise generation.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

By segmenting the flow path into multiple independent channels, the system can direct fluid through the most appropriate channel for the current operating conditions. This segmentation allows for smoother flow transitions and reduces turbulence compared to using a single complex flow conditioner that must accommodate all flow rates, thereby minimizing pressure loss and noise.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20250067379A1Fluid line system
Publication Date: 2025.02.27 ENDRESS HAUSER FLOWTEC AG
  • US20250067379A1 patent drawing
  • US20250067379A1 patent drawing
  • US20250067379A1 patent drawing

AI summary

A fluid line system includes a fitting having a lumen extending from first and second flow openings to a third flow opening located in a remote fitting end; first and second fluid lines, each having a lumen; and a flow-conditioner element inserted into the lumen of the fitting and non-detachably connected thereto and has first and second flow channels connected fluidically in parallel. Each of the two flow channels of the flow-conditioner element extends from a first flow opening located in a region of its element end to a second flow opening located in a region of its opposite element end, and the flow-conditioner element is positioned and oriented in the fitting such that a first flow path includes both the first flow channel and the first fluid line, and a second flow path includes both the second flow channel and the second fluid line.