Tiered Offset Gutter Layout for Vertical Farming Sunlight Access
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Solution Overview
Problem
Existing vertical farming systems face issues such as uneven sunlight distribution, asymmetric growth due to water and nutrient distribution, and reduced plant density per unit area, leading to inefficiencies in land usage and production costs.
Innovation Solution
A vertical farming apparatus with a tiered configuration of gutters and containers, combined with an irrigation system for precise water and nutrient delivery, and a supply system for controlled gas distribution, including carbon dioxide and airflow, to create an optimal growing environment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If plants are stacked in vertical columns, then plant density per unit area is increased, but sunlight distribution becomes uneven and land usage is not substantially reduced
Solution Approach 1:
The patent transitions from vertical stacking (one-dimensional column arrangement) to a three-dimensional spatial distribution system where containers are arranged in multiple tiers with horizontal offsets. This dimensional change allows plants to be distributed throughout a volumetric space rather than confined to vertical columns, enabling sunlight to reach plants at multiple levels and orientations while maintaining high plant density per unit area.
Solution Approach 2:
The patent introduces asymmetric horizontal offsets between containers in different tiers, positioning containers at non-uniform horizontal positions rather than directly above or below each other. This asymmetric arrangement creates varied sunlight exposure angles for plants at different levels, preventing the uniform shading problem of vertical stacking while optimizing light distribution across the entire plant population.
2Ease of operation
If vertical columns are watered from the top, then water and fertiliser distribution becomes asymmetric, but the system is simple to operate
Solution Approach 1:
The patent segments the watering system into multiple independent irrigation zones corresponding to different tiers and horizontal positions of containers. Each segment can be controlled separately to deliver water and nutrients directly to specific container groups, ensuring uniform distribution across all plants regardless of their vertical or horizontal position while maintaining operational simplicity through automated control.
Solution Approach 2:
The patent implements local quality by providing tailored water and nutrient delivery to specific container tiers and positions rather than uniform top-down watering. Each local zone receives customized irrigation amounts and compositions matched to the specific needs of plants in that location, achieving composition uniformity across the entire system while allowing operational flexibility.
3Productivity
If spacers are used to stack plant pots vertically, then plant stacking is enabled, but sunlight and airflow are impeded
Solution Approach 1:
The patent extracts and eliminates the traditional spacer component entirely by using a support structure where containers are mounted on tiers without requiring physical spacers between them. This removal of spacers eliminates the sunlight and airflow blockage problem while maintaining plant stacking efficiency through the tiered support system that allows unobstructed light and air passage around and between containers.
4Object-affected harmful factors
If complex systems are used to simulate airflow around plants, then airflow circulation is improved, but device complexity increases
Solution Approach 1:
The patent enables self-service airflow where the tiered container arrangement with horizontal offsets naturally promotes air circulation around plants through passive convection and wind flow patterns. The asymmetric positioning creates channels for air movement without requiring active airflow simulation systems, reducing device complexity while maintaining effective airflow circulation that supports plant health and reduces disease risk.
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 apparatus enhances sunlight access, promotes uniform plant growth, increases density per unit area, reduces land usage, and improves yield while minimizing energy consumption and disease risk.
Implementation Method 1
an irrigation system that is arranged to irrigate the containers
Implementation Method 2
a supply system that is arranged to supply gaseous carbon dioxide, air and mixtures of carbon dioxide and air to the containers interchangeably
Implementation Method 3
the lower formation of gutters is arranged in a tiered configuration such that each gutter in the lower formation is at least partially offset in a first horizontal direction from the other gutters in the lower formation and is at least partially offset in a first horizontal direction from the gutters in the upper formation
Data Source
AI summary
A vertical farming apparatus comprises a frame for supporting plant troughs or pots, a base for supporting the frame, and an array of gutters supported by the frame. The array of gutters comprises an upper formation of gutters above a lower formation of gutters. Containers for housing plants are supported by and arranged to drain into a gutter in the array of gutters. An irrigation system is arranged to irrigate the containers. The lower formation of gutters is arranged in a tiered configuration such that each gutter in the lower formation is at least partially offset in a first horizontal direction from the other gutters in the lower formation and is at least partially offset in a first horizontal direction from the gutters in the upper formation. A supply system is arranged to supply gaseous carbon dioxide, air and mixtures of carbon dioxide and air to the containers interchangeably.