Adjustable Air Grid Adapter for Water Filtration Maintenance
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Solution Overview
Problem
Existing water and wastewater filtration systems face challenges in efficiently removing impurities and require improved methods for component installation, adjustment, and cleaning, particularly in air scour systems used in filtration units and aerator tanks.
Innovation Solution
An air scour system with a vertically adjustable drop pipe and detachable sealing assembly, along with an insertion and removal tool, allows for field adjustment and servicing of air grids in filtration units and aerator tanks, enhancing filtration and aeration processes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a fixed air grid system is used in filtration units, then the installation is simple, but the system lacks adaptability for field adjustment and servicing
Solution Approach 1:
The air grid system is divided into separate modular components including the air supply header, drop pipes with laterals, and adjustable adapters. This segmentation allows individual components to be adjusted, removed, or replaced independently in the field without requiring complete system replacement, thereby improving adaptability while maintaining reasonable structural complexity.
Solution Approach 2:
The system incorporates adjustable adapters that enable dynamic repositioning of drop pipes and laterals to optimize air distribution. The adjustable components allow the system to adapt to different installation conditions and maintenance requirements, transforming a static system into a dynamically adjustable one.
2Ease of repair
If traditional air scour systems are used, then the manufacturing is straightforward, but the servicing and maintenance are difficult
Solution Approach 1:
The air grid components are designed as separate, modular units with standardized connections. This segmentation enables easy removal, inspection, and replacement of individual components during maintenance without affecting the entire system, significantly improving ease of repair while the modular design keeps manufacturing straightforward.
Solution Approach 2:
Adjustable adapters serve as intermediary components between the air supply header and drop pipes, facilitating easy connection and disconnection during servicing. These adapters simplify the maintenance process by providing standardized interfaces that make component replacement straightforward.
3Productivity
If fixed positioning components are used, then the installation is quick, but the filtration efficiency cannot be optimized
Solution Approach 1:
The adjustable adapters are pre-configured with standardized connection points and positioning features that allow for rapid initial installation. This preliminary preparation enables quick installation while maintaining the capability for later optimization adjustments to improve filtration efficiency.
Solution Approach 2:
The system allows for post-installation adjustment of drop pipe positions and lateral orientations to optimize air distribution patterns. This dynamic adjustability enables filtration efficiency optimization without requiring complete reinstallation, minimizing time loss while improving performance.
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 system effectively removes impurities from water and wastewater by enabling precise adjustment and maintenance of air scour components, improving filtration efficiency and adaptability during filtration and cleaning cycles.
Implementation Method 1
filters having granular beds have employed air scour devices to improve cleaning of the granular filter bed
Implementation Method 2
one or more air grids utilizing the present invention can be used in aerator tanks for wastewater to aerate the wastewater stored in the aerator tanks
Data Source
AI summary
An air grid for supplying air under pressure. The air grid may be used as an air scour system for a filter for removing at least some impurities (e.g., foreign matter of any nature including a solid, a liquid or a gas) from water or wastewater or as an aerator for aerating wastewater in an aeration tank or basin. The air grid includes an adapter for permitting in field adjustment of one or more components (e.g., drop pipe) of the air grid. Preferably, the adapter houses a portion of an air supply header and a portion of a drop pipe such that the air supply header is disposed above the drop pipe. The adapter may include a detachable sealing assembly. A tool may be provided for inserting and/or removing one or more components of the air grid from the operation environment.