Heat Exchanger Header With Offset Ports
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Solution Overview
Problem
Traditional pool and spa water treatment systems often have inefficient layouts due to mismatched inlet and outlet port configurations, leading to the need for custom piping and fittings, which increases hydraulic resistance and reduces efficiency.
Innovation Solution
The design of heat exchanger headers with offset inlet and outlet ports simplifies plumbing by aligning these ports at angled positions, minimizing the need for cross-over tubing and reducing the number of bends, thereby improving hydraulic flow and system efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If traditional heat exchanger headers have inlet and outlet ports on the same side in a common geometric plane, then the header structure is simple and easy to manufacture, but it requires cross-over tubing layouts with extra angles and bends, increasing device complexity and reducing hydraulic flow efficiency
Solution Approach 1:
The patent applies asymmetry by positioning the inlet and outlet ports at offset angles rather than in a symmetric common plane configuration. This asymmetric port arrangement eliminates the need for cross-over tubing and extra bends, directly reducing plumbing layout complexity while maintaining manufacturing simplicity
Solution Approach 2:
The patent transitions from a two-dimensional common plane port configuration to a three-dimensional offset angle arrangement. By utilizing the angular dimension, the inlet and outlet ports are positioned to align with surrounding components, eliminating the need for complex cross-over tubing layouts
2Ease of manufacture
If traditional heat exchanger headers have inlet and outlet ports on the same side, then the header design is straightforward, but it results in multiple piping bends and turns, increasing head loss and energy consumption
Solution Approach 1:
The asymmetric offset angle positioning of inlet and outlet ports creates a more direct flow path through the plumbing system. This eliminates multiple bends and turns, directly reducing hydraulic head loss and energy consumption while keeping the header design relatively simple
Solution Approach 2:
The patent optimizes the curvature of piping paths by eliminating sharp angles and multiple bends. The offset port configuration allows for smoother, more gradual transitions in the plumbing layout, reducing turbulence and energy loss
3Adaptability or versatility
If custom cut-to-length pipe and multitude of fittings are used to connect components, then the system can accommodate various equipment elevations, but it increases the number of parts and complexity of assembly
Solution Approach 1:
The offset angle header design serves multiple functions: it accommodates various equipment elevations, aligns with surrounding components, and reduces the need for additional fittings. This universal design approach eliminates the need for custom cut-to-length pipes and multiple fittings, simplifying assembly while maintaining adaptability
4Ease of manufacture
If multiple bends and turns in tubing are used to connect components at different elevations, then the system can be installed with standard components, but it reduces hydraulic flow efficiency
Solution Approach 1:
The patent uses the angular dimension to position inlet and outlet ports at offset angles, creating more direct flow paths. This dimensional change eliminates the need for multiple bends and turns, significantly improving hydraulic flow efficiency while still using standard header manufacturing processes
Data Source
AI summary
A header for a heat exchanger orients the position of an inlet port at an angle offset from the position of the outlet port on the header body in order to simplify the plumbing of the header within a system. In one implementation of a header for a heat exchanger, the header forms a header cavity defined by an external wall and which is separated into an inlet chamber and an outlet chamber by a dividing wall. An inlet port is defined within the external wall and is in fluid communication with the inlet chamber. Similarly, an outlet port is defined within the external wall and is in fluid communication with the outlet chamber. The inlet port is oriented on the external wall at an offset angle with respect to a position of the outlet port.