Copper Condensation Column Using Geothermal Cooling for Water Harvesting
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Solution Overview
Problem
Current methods for large-scale water production, such as desalination, are equipment-heavy and energy-intensive, while atmospheric humidity, particularly in coastal areas, is underutilized for freshwater generation.
Innovation Solution
A system utilizing geothermal cooling to maintain subsurface temperatures for passive condensation on tall copper columns, collecting water from humid air condensation and using Tesla turbines to generate electricity from the water flow and pressure.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If desalination is used for large-scale water production, then water supply is ensured, but equipment complexity and energy consumption increase significantly
Solution Approach 1:
The invention extracts water directly from atmospheric humidity in the air rather than extracting salt from seawater through complex desalination equipment. Tall copper columns exposed to humid air enable direct condensation and collection of freshwater, eliminating the need for sophisticated desalination machinery while maintaining large-scale water production capability
Solution Approach 2:
The system uses passive condensation on copper columns where atmospheric humidity naturally condenses on the cool column surfaces without requiring active mechanical intervention. The collected water flows down the columns by gravity to collection points, creating a self-sustaining water production system that minimizes equipment complexity
2Quantity of substance
If desalination is used for large-scale water production, then water supply is ensured, but energy consumption increases significantly
Solution Approach 1:
The system harnesses natural atmospheric humidity and passive condensation physics to produce water without requiring energy-intensive heating, pumping, or mechanical separation processes. The copper columns naturally condense moisture from the air, and gravity drives water collection, creating an energy-efficient water production method that leverages environmental resources
Solution Approach 2:
The invention exploits the phase transition of water vapor condensing into liquid water on the surfaces of cool copper columns. This natural condensation process converts atmospheric humidity directly into collectible freshwater without requiring energy-intensive phase change methods used in desalination, such as evaporation or freezing
3Quantity of substance
If tall copper columns are used for condensation, then water production from atmospheric humidity increases, but device complexity and material usage increase
Solution Approach 1:
The copper columns serve multiple functions simultaneously: they act as condensation surfaces for atmospheric humidity, provide structural support for water collection, and facilitate gravity-driven water flow to collection points. This multi-functionality reduces the need for separate components and simplifies the overall system structure while maintaining high water production capacity
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
Provides a sustainable, low-energy method for large-scale water production and electricity generation, leveraging atmospheric humidity and geothermal energy to create a continuous water supply with minimal operational costs.
Implementation Method 1
sub-surface temperatures are always 55 degrees Fahrenheit... Sub-surface temperatures cool the interior of the pipe instead (via geothermally cooled water)
Implementation Method 2
That cold water cools the column via thermal transfer
Implementation Method 3
The difference in temperature causes condensation to form on the surface of the column... And that water is collected at the bottom of the column
Implementation Method 4
using Tesla turbines to generate electricity from the water flow and pressure
Data Source
AI summary
The water production system described herein uses subsurface temperatures to cool water to 55 degrees Fahrenheit. That geothermally cooled water is then sent down the interior of a copper column. Thermal transfer then causes the surface of the copper column to cool. In warm humid environments, condensation will form on the outside of the copper column, much like water condenses on a glass of ice water. Alternative formats include adding a pressure sleeve to the copper column, changing the column into a sphere, and for the pressure-sleeved version dropping the entire thing down a hole wherein the outer surface of the pressure sleeve comes into contact with subsurface ground temperatures cooling the pressure sleeve and creating additional cooling surface area. Alternative formats also include placing the invention inside of telephone or light poles and using artificial xylem and evapotranspiration to draw geothermally cooled water up the column.