Storage Cover Vent System for Uniform Airflow in Particulate Piles
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Solution Overview
Problem
Existing ventilation systems for particulate piles covered by storage covers fail to provide adequate airflow distribution throughout the height of the pile, leading to issues like mold growth, moisture migration, and insect or rodent infestation.
Innovation Solution
The introduction of a vent system comprising a vent body with a removable mesh layer and a flap that can be moved between open and closed positions, allowing for improved airflow pathways from the top to the bottom of the pile, integrated into the storage cover tarp body.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If fans are installed at the base of the particulate pile to create suction airflow, then airflow is generated at the base, but airflow distribution throughout the height of the pile is inadequate
Solution Approach 1:
The ventilation system is segmented into multiple vertical zones with different vent types: upper vents with flaps for top-layer aeration, middle vents for intermediate aeration, and lower vents for base aeration. This segmentation allows each zone to be aerated independently, achieving uniform airflow distribution throughout the entire height of the particulate pile rather than concentrating airflow only at the base.
2Productivity
If aeration pipes are placed at the base and extended towards the center, then some airflow is achieved, but adequate airflow throughout the height of the pile is still not provided
Solution Approach 1:
The invention transitions from horizontal aeration pipe placement to vertical aeration through the pile height. By installing vents at multiple vertical levels (upper, middle, and lower portions) of the storage cover, the system achieves three-dimensional airflow distribution throughout the particulate pile, addressing the limitation of base-only aeration pipes.
3Object-affected harmful factors
If the storage cover is sealed to protect material, then protection from weather and pests is improved, but ventilation and aeration are reduced
Solution Approach 1:
The storage cover incorporates localized ventilation features (vents with flaps and mesh screens) at specific positions rather than being completely sealed. The upper vents with flaps provide controlled aeration access while the mesh screens maintain pest protection, achieving local quality differentiation between protected areas and ventilated areas.
Solution Approach 2:
Mesh screens serve as intermediaries installed within the vents, allowing airflow passage while blocking insects and rodents. This intermediary element reconciles the conflicting requirements of maintaining a sealed protective cover while enabling effective ventilation and aeration throughout the particulate pile.
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 solution enhances airflow distribution throughout the particulate pile, preventing mold growth, moisture migration, and insect infestation by ensuring more even aeration, thereby improving the overall ventilation efficiency and effectiveness.
Implementation Method 1
a mesh layer removably attached to said vent body wherein said mesh layer is movable from an attached to a detached position and wherein when said mesh layer is in said attached position, said mesh layer at least partially covers said vent body
Implementation Method 2
a flap attached to said vent body wherein said flap is movable from an opened position to a closed position and wherein when said flap is in said closed position, said flap covers said mesh layer
Implementation Method 3
A common aeration method in particulate piles covered by a storage cover is to use fans installed at the base of the particulate pile to create suction airflow underneath the storage cover
Data Source
AI summary
The present invention relates to a reliable, efficient, and low cost ventilation system for storage covers that improves the distribution of air flow and improves aeration of the particulate material and the method of installing the same.