clark reliance corporation strongsville, oh. fuel gas treatment
TRANSCRIPT
![Page 1: Clark Reliance Corporation Strongsville, OH. Fuel Gas Treatment](https://reader038.vdocument.in/reader038/viewer/2022103101/56649ed95503460f94be7762/html5/thumbnails/1.jpg)
Clark Reliance Corporation Strongsville, OH
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Fuel Gas Treatment
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Applications From Well to End User
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Gas Gathering • Multiple Wells to
Production
• Remove Solid and Liquid Contaminates
• Robust Mechanical Separation
• Minimal Maintenance
• H2S and CO2 is removed as well.
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Gas Transmission• Gas Transmission
Stations • 50 to 100 Miles along
the Pipeline• Compressors
Increase Pressure for Further Distribution
• Inlet - Separators, Filter Separators
• Outlet – Coalescing Filter
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• Generate Electricity for Power Grid
• Peak Power Generation
• Base Load
• Produce Steam
• Drive Steam Turbine for Additional Power Generation
Combined Cycle Electrical Generation Process Overview
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• Pressure Control
• Temperature Control
• Flow Measurement
• Removal of Impurities– Knockout– Fine Filtration– Last Chance Filter
Elements of Fuel Gas Treatment
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Pressure Reduction
• Sliding Stem Valves with Positioners
• Reduces the pressure of the gas from 700-1000 psi to 400-450 psi
• Protects Turbine• Improves Turbine
Efficiency
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Performance Heater• Shell and Tube Heat
Exchanger– 100% of Gas Flow– Heats Gas to ~350 °
• Boiler Feed Water• Controlled by Throttling
Water Discharge
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Start-Up Heater
• Electric Heater– ~25% of Gas Flow– 50 F Temperature Rise
• 50 F Above Dew Point• SCR or Step Control
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Water Bath Heater• Gas Fired Heater
– 100% of Gas Flow– Heats Gas to ~180 °
• U-Bend• Controlled by Throttling
Gas Flow/Bypass
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Flow Measurement
• Individual Turbine Flow Measurement– Orifice Meter
• Custody Transfer– Not Clark-Reliance
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Removal of Impurities
Mechanical Separation Filtration
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Gravity Separation
• Vane Separators• KO Drums • 100% Removal of >8µ
Liquids
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Gravity Separation
• Offset inlet with baffle
• Handles slugs of liquids
• Efficiency to 100% down to 5 micron liquid particles
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Centrifugal Separation
• Gas-Liquid Separation
• HI-EF Element
• 99-100% Removal of Liquids to 8µ Solids to 5µ
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Centrifugal Separation
• Multi-Cyclone
• Scrubber
• 99-100% Removal of Liquids to 8µ Solids to 5µ
• Limited Turndown in Gas Flow
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Filter Separator
•Multi-Stage•Liquid and Solid Filtration•99% Removal of Solids to 0.5µ•100% Liquid and Solid Removal to 3µ
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Filter Separator
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Coalescing Filter
• Optimum Protection
• 99.98% Solid and Liquid Removal to 0.3µ
• Aerosol Removal
• Multi-Stage Design
• Inside-Out Filtration
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Filter Arrangement
• Horizontal or Vertical?
• Filter or Coalescer?
• Footprint
• Access to Filter Elements
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Combination Separators
• Filter Elements First or Last?• Filter or Coalescer?• Purpose for Mechanical Stage?
– Coalescer - Reduce Load on Filter
– Filter Sep – Remove Accumulated Liquids and Solids
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Filter Elements• Pleated Filter Elements • Melt Blown Filter
Elements• Resin Bonded Filter
Elements• Coreless Filter Elements• Fiberglass Filter
Elements • Membrane Filter
Elements
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Filter Separator
Coalescing Filter
•Over 4 times the filtration area•Longer element life
•Fewer element changes•More rapid liquid drainage
•Lower saturated pressure drop
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Filter Access Options
• Blind Flange and Davit
• Simple
• Cheap
• Slower Access
• Good for Smaller Vessels
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Filter Access Options
• Sentry• High Pressure
• Modco• Screw Type• Low-Medium Pressure
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Liquid Filtration Equipment
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Filtration Capabilities
ASME Code Simplex & Duplex ASME Code Series HiFlow Design
Utilizes “V” Series microglass elements Flows to 3000 GPM Carbon and Stainless Steel Standard and Engineered Designs Available
“V” Series Elements Absolute Rated Microglass Rated per ISO 16889 Heavy Duty Construction 150 PSI Collapse Rating Coreless Elements Available
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Transfer Valves Patented shoe seal provides “zero
leak” performance
Zero frictional drag on change-over
Exceptionally low pressure drops
Positive mechanical lockdown
Fabricated steel construction - Carbon & Stainless Steel
Valve sizes from 1 ½” to 10”
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Steam Separator
• Removes Mists and Liquids from Steam
• Low Pressure Drop
• High Efficiency
• Wide Range of Flow
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Skid Mounted Systems
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Modular Systems
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Pressure Reduction Skid
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Startup Heater
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Performance Heaters
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KO and Fine Filtration
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Assembly – Piping and Wiring
• Piping
– ASTM B31.3
– ASTM B31.1
• Wiring
– NEC
– ATEX
– CSA
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Instruments and Controls
• Level Control
– Automatic Drain Valve
• Temperature
• Pressure
• Differential Pressure
• Flow Measurement
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Drying Systems
• Dryer Packages
• Molecular Sieve
– Natural gas dryers
– Liquid dryers – Propane, butane, etc
– CO2 Removal
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?Typical System?• Doesn’t Exist
• Varies by Application
• Most Common
– Pressure Reduction
– Filtration
– Heating
– Flow Measurement
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W o r l d C l a s s M a n u f a c t u r i n gW o r l d C l a s s M a n u f a c t u r i n g
??Questions??