FCCU Fractionator Isolation Valves
Watch how the TapcoEnpro Isolation Valve provides a safer environment when isolating the reactor from the fractionator resulting in reliable FCC operations and beneficial cost saving before, during and after turnarounds.
An FCCU is expected to operate without interruption for 4 to 6 years
Maintenance requirements include isolating the reactor from the fractionator by placing a physical blind in the reactor overhead line. The manual insertion and removal of the blind flange is one of the most threatening operations in the refinery. There is a need for a safe operator environment for isolation of a hazardous process by eliminating personnel from the operation and emissions of hydrocarbons to the atmosphere.
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Smallest Dimensional Footprint
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Top Entry In-Line Serviceability
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Lowest Steam Consumption
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Safe Valve Design
Industry Challenges to Solve
- Volatile and Hazardous emissions released to atmosphere during blind installation
- Hazardous work environment for operators installing only a fractionator isolation blind
- Time consuming blind installation leads to costly added time in unit outages from shutdown and start-up
Our Solutions
- Provides greater opportunity for safe isolation of vessels
- 100% process isolation with Double Block and Purge technology
- Simple, robust and reliable design with a single moving component
- True mechanical gate position indication and positive lockout mechanism
- Engineered specifically for the reactor overhead line operational conditions and sizes
- Low maintenance costs

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Numerous Actuation OptionsNumerous Actuation Options
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Live Loaded Packing GlandLive Loaded Packing Gland
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Purged Body and BonnetsPurged Body and Bonnets
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Bi-Directional Flow ControlBi-Directional Flow Control
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Top Entry In-Line ServiceTop Entry In-Line Service
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Double Block and PurgeDouble Block and Purge
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Ultra Tight Live Loaded SeatsUltra Tight Live Loaded Seats
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Down Seated Gate DesignReverse Gate Design
Critical Challenges We Solved
The gate is in a safe down-seated position while open and regardless of upset conditions or equipment failure, the gate remains static and will not close.
Our Valve has proven Ultra-Low Steam Consumption.