Distillation Columns: Types and Operations

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What is the unique advantage that Flexicoking has over Fluid Coking?

Produces a low-BTU gas and virtually eliminates petroleum coke production in one integrated processing step.

What is the service factor range of Flexicoking and Fluid Coking?

Between 90-95%

What type of feedstocks can Flexicoking and Fluid Coking process?

Heavy feedstocks such as deasphalted bottoms at high feed rates.

How often do turnarounds typically occur in Flexicoking and Fluid Coking?

Routinely every two years.

What is the purpose of using an FCC unit in conjunction with coking processes?

To process the full range of lighter products.

What contaminants are rejected with the coke in the fluid coking residuum conversion process?

Sulfur, nitrogen, metals, and Conradson Carbon Residue feed contaminants.

What advantages do single-train configurations offer over batch processes like delayed coking?

Reduced manpower requirements, no process load swings, and no frequent thermal cycles.

What are the different configurations available with fluid coking?

Extinction recycle, once-through, and once-through with hydroclones.

What is the primary benefit of using fluid coking over delayed coking?

Reduced thermal cycles and process load swings.

How does the economy of scale help with investment costs in Flexicoking and Fluid Coking?

Large single-train capacity reduces investment costs.

Test your knowledge on distillation columns, their classification and modes of operation. Learn about batch and continuous columns, and their applications in various industries.

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