Lummus Digital

Hydrocracker Reactor
Conversion Optimization

Maximize Reactor Performance with Real-Time
AI Optimization.

Physics Meets AI: Hybrid Models for Optimization.

Our model begins by accurately predicting the maximum achievable conversion, leveraging Stage 1 feed quality properties such as distillation profile, sulfur content, nitrogen, and asphaltenes, as well as similar parameters from Stage 2 feed. This conversion target is then used by the optimizer to generate precise DCS operator setpoints—such as Heater COT, Reactor CAT, and H₂ flow—enabling operators to achieve optimal conversion efficiently and reliably.

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Hybrid Model

Our model initiates by accurately predicting the maximum possible conversion, leveraging the Stage 1 Feed Quality properties of Distillation, Sulphur Content, Nitrogen, asphaltenes and Stage 2 feed properties along the similar parameters. This conversion target is then used by the optimizer to generate precise DCS operator set points—such as Heater COT, Reactor CAT, and H2 flow—guiding operators to achieve the optimal conversion efficiently and reliably.

Powering Intelligent Plant Operations:

AI-Powered Precision for EBIT Growth

Transform your Challenges into Opportunities

The Hydrocracker Reactor Conversion Optimization Model aims to achieve maximum conversion by utilizing DCS and Feed Quality data in real time. The AI/ML platform delivers essential DCS setpoints and recommendations for plant operators and process engineers, enabling consistent achievement of target conversion rates.

Experience increased conversion, real-time predictions of downstream feed and product quality parameters, and optimized hydrogen consumption—transforming your operations for greater efficiency and profitability.

Pain Point

Benefit

Dynamic Target Conversion: Instantly adjusts to feed quality changes.

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Benefit

Optimized Reactor Efficiency: Utilize our Conversion and SHFT model to boost conversion while minimizing vacuum tower fouling.

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Benefit

 

Hourly Insights on Product Quality: Access real-time predictions using our quality models for sulfur, nitrogen, and other key parameters in Stage 2 feed.
 

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Benefit

Reduced Excess H2: Lower H₂ consumption during operations.

Performance Deviation Prediction

Utilizes Stage 1 and Stage 2 Feed LIMS data to predict the quality parameters of both Stage 1 and Stage 2 products.

The operator selects the optimization mode from the following options:
  • Fixed Conversion
  • Maximum Conversion

Using Stage 1 and Stage 2 Feed Quality data, the model calculates the potential conversion achievable for the given feed quality.

The model runs and publishes recommended values for operator-controlled setpoints required to achieve maximum possible conversion.

A comparison plot of Current Operation vs. Recommended Operation is displayed on the dashboard.

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