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THE SKOOG BUOY: Water from Air, Powered by Nature. (Open licence)
We are proud to introduce the SKOOG SCSL (Skoog Buoy Capillary Sweating Liana) – The Skoog Buoy💧
The Skoog Buoy (SCSL): The world’s first industrial-scale solution for producing freshwater from air.
It is a completely mechanical system that works without electricity, using the same natural principles as the earth itself.
💧A Skoog buoy in the water with a Liana below uses the ocean’s depths as a cooling source, with waves, sunlight, and the recovery of latent heat as drivers, allowing the system to ”sweat” freshwater from the air, like a tree, but at industrial scale.
💧 Each buoy can produces between 12,000 and 500,000 litres of fresh water per day, depending on the size of the capillary filter and the dimensions of the chimney.
💦 Skoog Buoys can be connected in series. Eleven large units with 5,000-square-meter condensation surfaces can supply up to 5 million liters per day, depending on humidity and temperature, though the annual average may be slightly lower.
As the system contains no moving parts, pumps, or filters, there are no inherent mechanical constraints to upward scaling.
💧 The system has no moving parts, making it highly scalable with minimal maintenance. It is not limited by moving parts as is the case with, for example, desalination, where filter size, pumps, etc., set technical limits.
💧The structure is manufactured using Large Scale Additive Manufacturing (LSAM) with High-Density Polyethylene (HDPE). This 3D printing process enables cost-efficient production, zero corrosion, and high structural durability for long-term maritime use (40-50 years)
💧The technology can also be scaled down for smaller groups or families living off-grid where water requirements are significantly lower.
The Engineering Reality:
The Skoog Buoy is built upon established thermodynamic principles and proven material technologies.
By utilizing well-documented physical laws, the system offers a transparent and reliable solution for industrial water production, ensuring peak efficiency and long-term stability across diverse environments.
The SCSL architecture is engineered for industrial deployment and rapid scaling. The system is designed for direct integration into global infrastructure, where its performance is optimized through real-world operation to meet the immense global demand.
Strategic investment facilitates the implementation of S.K.O.O.G. Architecture in high-potential regions across Africa, Asia, Latin America, and the Arab world.These environments leverage higher ambient temperatures to maximize the thermal gradient, significantly increasing the daily freshwater yield per buoy and establishing a high-capacity infrastructure for sustainable water security wherever the need arises.
💧 The Principle:
CondensationBy mimicking nature’s own processes, we have created an autonomous infrastructure that secures water supply for global coastal regions. We utilize the depths of the ocean as a cooling source, accessing the constant 4°C deep-sea thermal gradient via a 200– 1,000-meter hydraulic liana , the sun and waves as the driving force.
This allows the system to ”sweat” freshwater from the air, much like a tree, but on an industrial scale.No external electrical input:Operates through mechanically passive exploitation of ambient thermal gradients, wave energy, and solar-driven natural updraft, while integrating the recovery of latent heat generated during the condensation process to function without external electrical energy input
No Filtration Required:
The system eliminates the need for mechanical filtration and consumable filters. By utilizing atmospheric condensation through passive fluid dynamics, it delivers pure water directly from the air, avoiding the maintenance and supply chain issues associated with traditional filter-based systems.
Mechanical Innovation:
The system utilizes a sealed thermal expansion principle for autonomous water discharge.By heating the collected condensate within an insulated storage tank using solar energy and recovered latent heat, the resulting volumetric expansion, in combination with the internal hydrostatic head (water column), generates the necessary pressure to drive the water to land, entirely without electrical pumps.
Infrastructure & 50-Year Longevity
The Skoog Buoy is engineered for a target lifespan of 40–50 years, specifically designed to withstand extreme marine environments.
Monolithic Construction:
The structure utilizes HDPE (PE100) and composite materials to eliminate metallic components prone to rust and galvanic corrosion.
Synthetic Mooring:
A three-point mooring system fixes the buoy’s position, while subsurface modules create a ”spring effect” to protect the liana from jerks during extreme sea states.
Active Surface Integrity (IAKKS):
To prevent biological fouling and salt crusting, the system utilizes Skoog IAKKS (Integrated Active Kinetic Keeping System, Open source)
This technology uses kinetic micro-vibrations, powered by a LiFePO4 battery buffer, to keep surfaces clean 24/7 without manual intervention.
🌊 Continuous Wave-Driven Production
The system utilizes ocean wave energy as the primary motor to circulate cooling water through the deep-sea ”liana”. While the solar-thermal chimney enhances efficiency by driving natural air updraft, the core condensation process is autonomous and wave-powered.
This ensures freshwater production continues 24/7, maintaining full operational capacity even without sunlight.The system continues to operate, albeit at slightly reduced capacity, in the unlikely event of completely calm seas.
Schematic Overview
Note: This is a schematic illustration of the The Skoog buoy (SCSL system). For pedagogical clarity, the circulation is shown above the waterline. In deployment, the liana connects at the structure’s lowest point beneath the ballast to maximize stability and minimize biofouling. Solutions to prevent biofouling are presented via DOI.
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Breakdown: Skoog Buoy vs. Conventional Desalination →»
Technical Source of Truth & Open Source
The Zenodo DOI repository serves as the authoritative and permanent technical record for all designs, reports, and yield calculations.
Access the full documentation and technical report here to get started (DOI: CERN);
https://doi.org/10.5281/zenodo.18483339 🇬🇧🇪🇦🇸🇪
Introductory walkthrough:
Logic and Principles
Recorded for a Swedish journalist. Narrated in Swedish with automatic translation to English. A direct walkthrough of the core mechanics and the logic behind the system.
https://youtu.be/F87YQ3tX-70?si=_aZ8TrA-DXnyc6lA
En español;
https://youtu.be/FsR2sUj0lsk?is=oS3qp5-IMw82BS7v
How does it work?
¿Cómo funciona?
Video for Media, Volunteers & Global Impact
A Solution for Humanity – Share the Hope ▶️
Listen: The Skoog Buoy: Explained in 2 Minutes 🎧
Early proof of concept video page ▶️
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