Capillary Wick Irrigation System for Root Zone Watering
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Solution Overview
Problem
Current irrigation systems for planters and pots require frequent manual labor, are time-consuming, and often result in water wastage, as they rely on external water sources and manual hose operation.
Innovation Solution
A planter or pot irrigation system that incorporates a fluid tank arrangement embedded in the plant bedding material, connected to irrigation pipes with continuous wicks, and irrigation stakes with tipped ends, allowing for capillary action to deliver irrigation fluid directly to the plant roots.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual irrigation methods are used, then irrigation can be performed, but labor requirements increase and time consumption increases
Solution Approach 1:
The irrigation system uses capillary wicks that automatically draw water from the tank to the plant roots without human intervention. The system self-regulates water delivery based on the plants' needs, eliminating manual labor and time consumption associated with traditional irrigation methods.
Solution Approach 2:
The patent replaces manual mechanical irrigation (hosing, watering cans) with a passive capillary action-based system. The continuous wick material naturally transports water through capillary forces, substituting human-operated mechanical systems with a self-functioning physical phenomenon-based system.
2Quantity of substance
If traditional hosing irrigation is used, then plants can be watered, but water waste increases
Solution Approach 1:
The irrigation system delivers water directly to the root zone through strategically placed wicks, ensuring water is applied exactly where needed. This localized delivery method prevents water waste on non-root areas, surfaces, or evaporation, maximizing water utilization efficiency.
Solution Approach 2:
The continuous wick acts as an intermediary between the water storage tank and the plant roots, controlling water transfer through capillary action. This intermediary mechanism ensures water is delivered at the appropriate rate and location, preventing both water deficiency and water waste.
3Reliability
If bedding material is used for plant support, then plants can anchor and access nutrients, but water retention utility decreases when shallow and deep-rooted plants are combined
Solution Approach 1:
The irrigation system segments water delivery to different root zones using multiple wicks of varying lengths. Shorter wicks serve shallow-rooted plants while longer wicks reach deep-rooted plants, allowing each plant type to receive appropriate water delivery independent of the bedding material's limited retention capacity.
Solution Approach 2:
The patent transitions from relying solely on the bedding material's horizontal water retention to a vertical water delivery system. Water is delivered from above through the continuous wick that extends from the tank through the bedding material to the roots, adding a vertical dimension to water supply that bypasses the bedding material's retention limitations.
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 system reduces labor requirements, conserves water by delivering the right amount of irrigation fluid directly to the roots, and minimizes root clutter and water waste, while maintaining access to nutrients and structural support for the plants.
Implementation Method 1
fluid inside the fluid tank arrangement is configured to be conveyed by the continuous wick through a fluid outlet in proximity to the tipped end of the at least one irrigation stake to the plant root base by capillary action
Data Source
AI summary
A system comprising: a planter or pot configured to receive a plant with a root base embedded in plant bedding material; a fluid tank arrangement configured to contain irrigation fluid; at least one irrigation pipe with a continuous wick; at least one irrigation stake comprising a tipped end configured to be embedded in the bedding material in proximity to the root base. The at least one irrigation stake is coupled to the fluid tank arrangement by the at least one irrigation pipe. The wick is configured to originate from inside the fluid tank arrangement and extend through the irrigation stake to a fluid outlet location in proximity to the tipped end of the irrigation stake. Fluid inside the fluid tank arrangement is thereby configured to be conveyed by the wick through a fluid outlet in the irrigation stake to the plant root base by capillary action.