Now booking Austrian pilot sites

Your panels don't lose yield to weather. They lose it to shadows.

CloudShield is the first ground-based atmospheric steering system that gently redirects low-altitude cloud cover away from your photovoltaic array — so the sun that was forecast for your roof actually reaches it.

+34%avg. annual yield uplift
91%cloud deflection efficacy
350 mclear-sky halo radius
Aerial photo of a solar farm with a dome of clear sky above the panels while clouds curve around the perimeter
The Physics

Clouds aren't random. They're steerable.

Low-altitude cumulus drift along the path of least resistance through the boundary layer — a thin band of atmosphere shaped by ground temperature, humidity, and static charge. CloudShield doesn't fight the weather. It reshapes the boundary layer immediately above your array so that path of least resistance goes around your panels, not over them.

🌡️Differential Thermal Buoyancy Steering

DTBS is the core mechanism. Ground-mounted emitters generate calibrated updraft columns around the perimeter of the protected zone. These columns raise local buoyancy just enough to bend a cloud's descending drift vector outward — the cloud rises and slides around the site instead of settling over it.

Local Nucleation Suppression

A low-power ionization grid reduces the density of condensation nuclei in the air directly above the array. Fewer nuclei means incoming moisture struggles to condense into visible droplet cover here specifically — thinning any cloud that does drift overhead before it can shade a panel.

🌀Vortex-Shed Deflection

Paired emitter towers shed counter-rotating micro-vortices at their tips. Where two vortices meet, they cancel — creating a stable low-turbulence corridor directly above the panels while pushing ambient turbulence (and the clouds riding it) to the perimeter.

Close-up product photo of our 2nd Generation CloudShield emitter tower standing beside a solar array
Halo Radius (Hr)
The distance from the array's center at which deflection efficacy falls below 50%. Typical residential deployment: 120–180 m. Utility-scale AEGIS-9 arrays: up to 350 m.
Deflection Efficacy Index (DEI)
Percentage of low-altitude cloud mass successfully re-routed around the halo during a measurement window, versus an unshielded control site under matched synoptic conditions.
Buoyancy Differential (ΔB)
The temperature gradient, in kelvin per meter, maintained by the emitter array between the halo boundary and ambient air. CloudShield's default profile runs at 0.6–0.9 ΔB.
Nucleation Suppression Factor (NSF)
Reduction in condensation nuclei density directly above the array, expressed relative to unshielded ambient air. Standard installations target an NSF of 40–55%.
System Overview

Four components. One clear-sky zone.

Perimeter emitter towers

4–12 towers (site-dependent) ring the array, each housing a thermal buoyancy emitter and ionization head.

Boundary-layer sensing mast

A central mast reads live humidity, static charge, and wind shear 40 m up, fifteen times per second.

Adaptive steering controller

Onboard firmware recalculates each emitter's buoyancy and ionization output in real time to hold the halo steady as wind direction shifts.

Clear-sky halo

The result: a dome of measurably reduced cloud cover sitting directly over your panels, all day, every day the system is active.

Cutaway illustration of the atmosphere above a CloudShield installation showing the sensing mast and emitter towers deflecting clouds
Free troposphere · Cloud-forming layer · Steered boundary layer · Sensing mast · Emitter towers (×2)
Field Data

Twelve months. Four pilot sites. One clear pattern.

Independent-style monitoring across our 2025 alpine pilot deployments tracked shading-loss minutes against matched unshielded reference arrays within 2 km.

Photo of fog rolling around the perimeter of a solar farm while the sky above the panels stays clear
+34%
Average annual yield uplift vs. unshielded reference array
▲ 34% YoY
91%
Deflection Efficacy Index across all pilot sites
▲ 6 pts vs. 2024 prototype
350 m
Maximum halo radius, AEGIS-9 utility array
▲ 40 m vs. AEGIS-7

Monthly yield uplift, shielded vs. unshielded reference array

Percentage output gain attributable to reduced shading minutes, Site Alpha (Mühlviertel pilot), 2025.

50% 37.5% 25% 12.5% 0% 22% 24% 29% 33% 38% 41% 46% 44% 37% 30% 21% 18% Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
View as table
MonthYield uplift
January22%
February24%
March29%
April33%
May38%
June41%
July46%
August44%
September37%
October30%
November21%
December18%
Pilot Partners

What early sites are seeing

"We used to lose entire mornings to valley fog rolling over the array. Since the AEGIS-9 towers went up, that fog just... goes around us now."

B. Aichinger
Site operator, Mühlviertel pilot

"I was skeptical about a thermal steering system doing anything to actual weather. Twelve months of generation logs later, I'm not skeptical anymore."

L. Perner
Asset manager, Bergland Solar Cooperative

"The halo is real. You can stand at the fence line and watch cloud cover visibly bend around the property. Our neighbors keep asking what it is."

Questions

Before you ask — we get it

Does this actually change the weather?

CloudShield doesn't dissipate clouds or affect regional precipitation. It locally reshapes the boundary layer directly above your array — a few hundred meters, not a few kilometers — so drifting low cloud tends to route around rather than over your panels.

Is the ionization grid safe to be near?

The Local Nucleation Suppression grid runs well below any occupational exposure threshold and is fully enclosed within each emitter tower housing.

What happens in high wind?

The adaptive steering controller de-rates emitter output above 45 km/h sustained wind and suspends ionization entirely above 70 km/h, resuming automatically once conditions clear.

How is this installed?

Emitter towers are foundation-mounted around the array perimeter and wired to the central controller. Typical utility-scale install: 3–5 days, no interruption to existing generation.

🇦🇹 Not yet available in Austria

Austrian rollout is next.

We're finishing regulatory groundwork for our first Austrian installations. Join the waitlist and we'll reach out the moment your region opens for pilot slots.

Join the waitlist