Compressor Housing Segmentation for Flow Path Design
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Solution Overview
Problem
Existing compressor designs for multistage compression systems are complex and costly to manufacture, particularly in implementing varied flow path shapes and sizes, which complicates the assembly and maintenance processes.
Innovation Solution
A compressing apparatus housing configuration that includes an inner housing unit, an outer housing unit, and an intermediate housing unit forming a flow path, with a flange unit for sealing and a fluid guide unit, allowing for easy modification of the flow path shape and reducing manufacturing costs by simplifying the design and assembly of the compressing apparatus.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Power
If a plurality of compressors are combined to construct a multistage compressing apparatus, then a higher compression ratio may be implemented, but the device complexity and manufacturing cost increase
Solution Approach 1:
The patent merges multiple compressor units into a single integrated multistage compressing apparatus with a unified housing structure. The inner housing unit, outer housing unit, and intermediate housing unit are combined to form a compact assembly that achieves higher compression ratios while reducing overall device complexity compared to separate compressor units.
Solution Approach 2:
The patent employs a nested housing structure where the inner housing unit is positioned within the outer housing unit, and the intermediate housing unit is provided between them. This nested arrangement allows multiple functional components to be space-efficiently integrated, reducing the overall footprint and complexity of the multistage compressing apparatus.
2Productivity
If varied flow path shapes are implemented in compressor housing, then fluid flow efficiency improves, but manufacturing cost and complexity increase
Solution Approach 1:
The housing is segmented into three distinct units (inner housing unit, outer housing unit, and intermediate housing unit), each with specific flow path grooves. This segmentation allows for optimized fluid flow paths in each segment while maintaining manufacturing simplicity through modular construction, resolving the contradiction between flow efficiency and manufacturing cost.
Solution Approach 2:
Different housing units have locally optimized flow path grooves tailored to specific fluid flow requirements at different stages of compression. The inner housing unit, outer housing unit, and intermediate housing unit each contain flow path grooves designed for their specific functional zones, achieving overall fluid flow efficiency without requiring complex manufacturing across the entire housing structure.
3Power
If complex flow path shapes are implemented, then compression performance improves, but assembly and maintenance difficulty increases
Solution Approach 1:
The housing is divided into separable units (inner housing unit, outer housing unit, intermediate housing unit) that can be independently manufactured and assembled. This segmentation maintains complex flow path geometries for optimal compression performance while enabling straightforward assembly through standardized interfaces and connection structures between the modular units.
Solution Approach 2:
The intermediate housing unit serves multiple functions: it forms flow paths with both the inner and outer housing units, provides structural support, and facilitates assembly through its positioning between the other units. This multi-functionality reduces the number of separate components needed, simplifying assembly and maintenance while maintaining compression performance.
Data Source
AI summary
There is provided a compressing apparatus housing including: an inner housing unit configured to house at least a portion of an impeller unit; an outer housing unit including an inner housing receiving unit configured to receive at least a portion of the inner housing unit; and an intermediate housing unit provided between the inner housing unit and the outer housing unit and configured to form a flow path together with at least one of the inner housing unit and the outer housing unit.