Filtration End Cap with Aerodynamic Flow Guide
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Solution Overview
Problem
Filtration systems with multiple modules face challenges in minimizing footprint and pressure differences between modules, as traditional designs either increase hydraulic pressure losses or require standardized end caps that cannot adapt to flow rates, leading to suboptimal performance.
Innovation Solution
The end cap design incorporates a flow guide element and an aerodynamically shaped outlet channel to smoothly guide the main flow, reducing pressure differences by minimizing flow distortion and allowing for adaptable sizing based on the number of modules and flow rates, while maintaining a compact footprint.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stress or pressure
If traditional header designs with many side branches are used, then pressure difference between filtration modules is minimized, but footprint size increases
Solution Approach 1:
The patent merges the header and end cap into a single integrated component. The end cap includes an inlet channel that receives feed flow and distributes it to multiple filtration modules, while also incorporating outlet channels for permeate collection. This integration eliminates the need for separate header structures with multiple side branches, reducing the overall footprint while maintaining balanced pressure distribution across all filtration modules through optimized internal channel geometry.
2Area of stationary object
If standardized end caps are used in integrated designs, then footprint is reduced and material usage decreases, but adaptability to different flow rates and module numbers is lost
Solution Approach 1:
The end cap incorporates adjustable flow distribution mechanisms that allow adaptation to different operational requirements. The inlet channel geometry and internal flow paths can be configured to accommodate varying flow rates, and the number of outlet channels can be adjusted based on the number of filtration modules connected. This dynamic configurability enables a single standardized end cap design to serve multiple applications while maintaining compact dimensions.
3Device complexity
If integrated header and end cap designs are used, then fewer parts and less material are required, but friction in end caps contributes to pressure difference between modules
Solution Approach 1:
The end cap design implements differentiated local characteristics in the flow channels. The inlet channel is designed with optimized cross-sectional area and length to minimize friction losses during feed distribution. Outlet channels are positioned and dimensioned to ensure equal flow paths to each filtration module, compensating for the inherent friction in the integrated structure. This localized optimization of channel geometry minimizes pressure differences between modules while maintaining the benefits of integration.
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
This design effectively reduces pressure differences between filtration modules, enhances flow efficiency, and allows for a smaller footprint by minimizing friction and distortion, thus optimizing the performance and capacity of filtration systems.
Implementation Method 1
a flow guide element between the inlet and the first outlet within the chamber at a second outlet side of the chamber to extend a part of the inlet wall to a corresponding part of the first outlet wall
Implementation Method 2
an aerodynamically shaped outlet channel to smoothly guide the main flow, reducing pressure differences by minimizing flow distortion
Data Source
Figure 1A~1B
Figure 2~3A
Figure 3B~4
AI summary
The invention relates to an end cap (EC) for a filtration module, defining a chamber (CH) and comprising an outlet channel (OC) extending therethrough which is part of or forms an aerodynamically shaped element having a cross section with an elongated shape mainly directed from the inlet to the first outlet (FO), a width of the elongated shape at both ends thereof being smaller than at a center part of the elongated shape. The invention also relates to an end cap (EC) comprising an inlet, a first (FO) and second outlet (SO), and a flow guide element arranged between the inlet and the first outlet (FO) within the chamber (CH) at a second outlet side thereof, said flow guide element extending a part of an inlet wall (IW) to a corresponding part of a first outlet wall (FOW), the flow guide element defining one or more openings allowing a portion of a main flow to flow towards the second outlet (SO).