Rotary Compressed Gas Dryer With Split Outlet Regeneration
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Solution Overview
Problem
Existing dryers for compressed gas lack efficiency, compactness, and accuracy in maintaining low relative humidity and stable pressure dew point, with existing designs failing to optimally utilize intrinsic heat and achieve deep drying.
Innovation Solution
A dryer design with a pressure vessel containing a drying zone and regeneration zone, featuring a rotating drum and a divider that separates the outlet into two zones, allowing for precise control of gas streams and integration of heating and cooling elements within the pressure vessel to enhance drying efficiency and compactness.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the outlet side of the drying zone is subdivided into first and second outlet zones, then the characteristics of dried compressed gas (pressure dew point, relative humidity) are improved and dryer efficiency is optimized, but the device structure becomes more complex
Solution Approach 1:
The outlet side of the drying zone is divided into two distinct outlet zones: a first outlet zone for dried compressed gas and a second outlet zone for regeneration gas. This segmentation allows separate control and optimization of gas streams, improving drying characteristics while managing system complexity through functional division.
Solution Approach 2:
Different regions of the outlet side are assigned different functions with specific properties. The first outlet zone is optimized for delivering dried gas with specific humidity characteristics, while the second outlet zone is optimized for regeneration purposes, allowing each zone to have tailored local quality for its specific function.
2Volume of moving object
If heating units and cooling elements are integrated within the pressure vessel, then the dryer achieves a more compact structure, but the device complexity increases
Solution Approach 1:
Heating units and cooling elements are integrated within the pressure vessel rather than being external components. This merging of functions into a single compact unit reduces the overall dryer volume and eliminates the need for separate external heating and cooling systems, achieving space efficiency.
Solution Approach 2:
The pressure vessel serves multiple functions simultaneously: it contains the drying zone, regeneration zone, and integrates heating and cooling elements. This multi-functionality reduces the need for separate dedicated components, achieving compactness through functional consolidation.
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 design achieves improved drying characteristics, maintaining low relative humidity and stable pressure dew point, optimizing dryer efficiency and compact structure through precise stream management and heat utilization.
Implementation Method 1
a drum (14) within the rotation symmetrical part, equipped with a regenerable drying agent; driving means for rotating the aforementioned drum within the rotation symmetrical part, meaning for rotating the drum and/or the rotation symmetrical part, so that the drying agent is successively moved through the drying zone and the regeneration zone
Implementation Method 2
The first connection line is equipped with a heating unit for the heating of the partial stream branched off for the regeneration
Implementation Method 3
a heat exchanger, provided for heating the partial stream tapped-off for regeneration with the compressed gas to be dried supplied to the dryer
Data Source
AI summary
A dryer for compressed gas includes a pressure vessel containing a drying zone and a regeneration zone, a drum within the rotation symmetrical part, equipped with a regenerable drying agent; driving means for rotating the aforementioned drum so that the drying agent is successively moved through the drying zone and the regeneration zone, an inlet for the supply of the compressed air to be dried to the drying zone, an outlet for the removal of the dried compressed gas, and a first connection line for branching off of a partial stream of the dried compressed gas and transfer of this partial stream to the regeneration zone. The drying zone is on outlet side is subdivided using a divider into a first outlet zone with which the outlet is connected for the dried compressed gas, and a second outlet zone with which the first connection line is connected.