Nozzle and Basin Liquid Distribution for CO2 Capture
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Solution Overview
Problem
Existing gas-liquid contact systems face challenges in maintaining consistent spatial liquid distribution across varying liquid flow rates, leading to under-wetted zones in packing material, which reduces CO2 capture efficiency.
Innovation Solution
The implementation of a nozzle and basin system with a distribution sub-assembly that operates under multiple liquid flow rates, utilizing nozzles of different intake heights to maintain consistent spatial liquid distribution and activate only the necessary nozzles at low or high liquid levels.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a conventional nozzle system operates at varying liquid flow rates, then the system can handle different flow conditions, but the spatial liquid distribution becomes inconsistent leading to under-wetted zones
Solution Approach 1:
The nozzle system is segmented into multiple nozzle groups with different intake heights. Each group is positioned at a specific height to activate at different liquid flow rates, ensuring that the appropriate number of nozzles are active to maintain consistent spatial liquid distribution across the packing surface regardless of the overall flow rate
Solution Approach 2:
Different portions of the packing surface receive liquid from nozzles at different heights. The local liquid distribution characteristics are optimized by having nozzles at specific heights activate at specific flow rates, ensuring each local area is properly wetted according to the current flow conditions
2Manufacturing precision
If nozzles are activated at low liquid levels, then liquid distribution is maintained, but energy consumption increases due to unnecessary nozzle operation
Solution Approach 1:
The system dynamically adjusts which nozzles are active based on the liquid flow rate. At low flow rates, only nozzles at lower intake heights are activated, while at higher flow rates, nozzles at higher intake heights become active. This dynamic activation pattern maintains liquid distribution consistency while minimizing energy consumption by keeping only necessary nozzles operational
3Manufacturing precision
If nozzles are positioned at different heights, then consistent liquid distribution is achieved across varying flow rates, but the device complexity increases
Solution Approach 1:
The nozzle system is divided into discrete groups positioned at different heights, where each group serves a specific flow rate range. This segmentation approach achieves consistent liquid distribution by ensuring the right number of nozzles are active at any given flow rate, while the modular grouping keeps the system design manageable and not excessively complex
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 configuration ensures even liquid distribution across the packing surface, enhancing CO2 capture by maintaining proper wetting of the packing material across all flow conditions, while also reducing energy requirements and operational costs.
Implementation Method 1
flowing a liquid into a system of nozzles and basin of the liquid-gas contacting system
Implementation Method 2
capturing carbon dioxide from at least one of a dilute gas source or point source with the liquid-gas contactor system
Data Source
AI summary
Techniques for drift elimination in a liquid-gas contactor system include configuring a pre-fabricated mechanical frame coupled to a drift eliminator material to produce a framed drift eliminator assembly with substantially no air gaps between the drift eliminator material and the pre-fabricated mechanical frame, and coupling the framed drift eliminator assembly to the liquid-gas contactor system.