Energy Company

Predicting Critical Plant Shutdown Risks Before They Happen.

Energy

To reduce the risk of multimillion-euro shutdowns, a leading European energy producer worked with ML6 to build a real-time AI solution that enables operators to detect critical conditions early and optimize plant performance without compromising safety.

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cases - thermal plant

Catch up’ quickly

A leading European energy producer partnered with ML6 to help control-room operators anticipate critical operating conditions before they lead to costly plant shutdowns. Using real-time AI risk predictions, operators can make faster, more confident decisions while maximizing plant availability and maintaining safe operations.

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About this client

The client is a large European energy producer operating thermal power generation assets. These plants rely on complex thermo-mechanical processes where safe operation depends on tightly controlled operating conditions, especially during periods of high load.

Plant operations are overseen by experienced control-room operators who must continuously balance efficiency, availability, and safety while responding to changing environmental and operational constraints.

IMPACT

ML6’ work directly supports control-room operators responsible for thermal generation assets, particularly during high-load and high-temperature operating conditions. By providing early risk insights, operators can anticipate critical situations rather than responding once limits are already approached.

This enables more confident decision-making under stress, reducing unnecessary power curtailment while maintaining safety. In practice, it helps operators keep plants online and operating closer to optimal output when conditions are most challenging.

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Challenge

The problem combined several fundamental constraints that made traditional forecasting approaches ineffective:

  • Thermal inertia of the plant

    he plant exhibits significant thermal inertia, meaning the effect of operational changes on key process variables only becomes visible 10–20 minutes later. This delay leaves little room for reactive control actions and increases the risk of interventions coming too late to prevent shutdowns.

  • Highly imbalanced historical data

    Shutdown events are rare by design, resulting in very few high-risk examples in the historical data. While this is desirable from an operational standpoint, it creates a major challenge for machine learning models, which typically require sufficient examples of critical scenarios to learn reliable decision boundaries.

  • Unavailability of future plant load

    Future operating decisions, such as how much the plant will be ramped up, are not known in advance. This makes many standard forecasting approaches impractical, as they depend on future load profiles that are unavailable to operators at decision time.

SOLUTION

Designed specifically for thermal power plants, accounting for thermal inertia, limited historical shutdown data, and unknown future plant load.

Results

  • 100% shutdown detection

    Successfully forecasted all test-set scenarios in which a plant shutdown would have occurred, with timely early warnings well before critical thresholds were reached.

  • High-stakes reliability

    Particularly significant given that a single shutdown event can cost up to millions of euros in lost production and recovery effort.

  • More confident operator decisions

    Operators shifted from conservative, preventive actions to more targeted, confident interventions during high-risk situations.

  • Reduced unnecessary output loss

    mproved decision quality under pressure while reducing unnecessary output reductions, without compromising operational safety.

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Sam Clauwaert 6
Sam ClauwaertIndustry Director Energy & Utilities

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Sam Clauwaert 6
Sam ClauwaertIndustry Director Energy & Utilities