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WORK 05Renewable energy · 2025
A wind turbine rising out of fog at sunrise — the fleet SUNWARD listens to
SUNWARD

move the pointer — daylight follows it

Photo: Sander Weeteling / Unsplash

Teaching a wind fleet to report its own bad dreams.

Streaming telemetry and anomaly models that spot turbine trouble in 90 seconds instead of 43 minutes.

Client

Atlas Grid

Timeline

8 months

Craft

Applied AI

Platform & Cloud

06:40THE PROBLEM

What needed to change

Atlas Grid operates 3.1 GW of wind and solar across seven countries. 2.1 million sensor messages a minute landed in dashboards that only confessed under interrogation: the median anomaly — a bearing running hot, an inverter drifting — was caught 43 minutes after onset, usually by a tired operator on their fourth espresso.

Every one of those minutes was money and machine wear. The ops team didn't need more dashboards; they needed the fleet to speak first.

06:55THE BUILD

What we made together

MOVE 01

A river, not a lake

Telemetry rebuilt as a streaming system — 2.1M messages a minute through Kafka and Flink, enriched and scored in flight, with TimescaleDB holding the recent past for instant replay.

MOVE 02

Models with humility

Per-asset anomaly models trained on each turbine's own history, calibrated to confess uncertainty — false alerts fell 72%, which is why operators actually trust the pages.

MOVE 03

An ops console like a cockpit

Alerts arrive as incident bundles — the anomaly, the sensor traces, the affected asset's twin, and the recommended action — one screen, thirty seconds to decision.

MOVE 04

Reports that write themselves

Carbon and availability reporting compiled continuously from the same stream — what took three analyst-weeks per quarter now closes the same day.

07:20THE OUTCOME

What moved in daylight

SUNWARD watches the fleet every second of every night. Detection went from 43 minutes to 90 seconds, availability rose 2.3 points, and the maintenance team now schedules bearing work weeks before failure — the fleet files its own complaints, politely, at dawn.

90 s

anomaly detection

from 43 min median

−72%

false alerts

operators trust the page

+2.3 pts

fleet availability

3.1 GW under watch

2.1M

messages per minute

scored in flight

We stopped watching dashboards. The fleet calls us now — and it's right. That's the quietest our control room has been in nine years.

S. MarchettiHead of Operations, Atlas Grid

NEXT WORK

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