Advanced Chemical Engineering Overview and Capabilities © 2009 KBR. All Rights Reserved. Presentation Outline ♦ ♦ ♦ ♦ ♦ Portfolio Overview Areas of Applications Applications Benefits Why KBR? Overview Dynamic Simulation OTS APC ♦ Summary © 2009 KBR. All Rights Reserved. Portfolio Overview Technology Operations Advanced Chemical Engineering Advanced Services Advanced Solutions Dynamic Simulation Operator Training Simulator Computation Fluid Dynamics Advanced Process Control Logistics Simulation Real-Time Optimization Liquid Transient Analysis Alarm Rationalization Technical Data Support Manufacturing Execution Systems © 2009 KBR. All Rights Reserved. Areas of Applications Troubleshooting Front End Design Commissioning & Startup EPC Dynamic Simulation Liquid Transient Analysis CFD Pinch Analysis Operation & Maintenance Operator Training Simulators Advanced Process Control Alarm Rationalization Real Time Optimization © 2009 KBR. All Rights Reserved. Applications Benefits ♦ Resolution of complex design & field problems ♦ Provides hands-on training for smooth startup, shutdown and normal operation ♦ Faster plant commissioning ♦ Ensures safe operations ♦ Increased plant reliability & availability ♦ Optimizes operations – production, energy use, emissions ♦ Minimize CAPEX & OPEX 1 day to 1 week production gain per year ($0.5MM - $10MM) © 2009 KBR. All Rights Reserved. Why KBR? ♦ Intimate knowledge of process and operations ♦ Specialized and experienced execution team ♦ Depth of talent pool within the organization plant services, start-up/commissioning teams, machinery, etc ♦ Attention to detail and quality ♦ Open and transparent communication channel ♦ One stop solution provider © 2009 KBR. All Rights Reserved. Advanced Chemical Engineering Dynamic Simulation © 2009 KBR. All Rights Reserved. What is Dynamic Simulation? Dynamic Simulation (Movie) Steady State Simulation (Picture) Dynamic Simulation tracks the real behaviour of a process or whole plant over time. © 2009 KBR. All Rights Reserved. Why Dynamic Simulation? ♦ Robust Design for the Full Range of Operation Startup, shutdown, restart, load variation and other nonsteady state operations Minimize design margins Verify control systems ♦ Driven by Industry Demand Larger and complex systems Reliability, availability, operability and performance optimization Optimal design of flare and relief systems Improve on past experience © 2009 KBR. All Rights Reserved. Dynamic Simulation Applications in KBR ♦ Ammonia Utilities – Flare and Steam Control System ♦ Ethylene Furnace Control Utilities – Flare, Steam and Fuel Gas Compressors ♦ Petro-Chemicals Reactor Depressuring ♦ Refining Facilities Utilities – Flare, Steam and Fuel Gas ♦ LNG and Offshore Compressor Studies Control System Verification Utilities – Flare, Steam, Fuel Gas ♦ Equipment Specific Heat Exchangers Vessels © 2009 KBR. All Rights Reserved. Dynamic Simulation – Model Validation Deviation from SCL 0.6 Surge control 0.4 0.2 DEV.V ♦ Refrigeration Compressors 0.0 -0.2 -0.4 Simulation -0.6 Plant data -0.8 -1.0 0 5 10 15 20 25 30 35 40 45 50 55 time, seconds 01FI3001C Plant Model 670000 Plant Turndown 650000 640000 Mass Flow (kg/hr) ♦ Overall Process Responses 660000 630000 620000 610000 600000 590000 580000 570000 560000 550000 12:00 13:00 14:00 15:00 16:00 Time © 2009 KBR. All Rights Reserved. 17:00 18:00 19:00 What Does a Dynamic Model Look Like? Flue Gas Treating Flue Gas Cooler (Rigorous) Stm Drum (Rigorous) Steam/ Condensate Distillate/Stripper (Simplified) Catalyst Feed System Converter (Semi-Rigorous) PQE (Rigorous) Oil Quench Tower (Semi-Rigorous) PGC 1st & 2nd Stages (Rigorous) Fuel Oil Surge Drum (Rigorous) Catalyst Filters Oily Water Stripper (Simplified) Process Feed System (Rigorous) Gasoline DEA Stripping (30 trays) (Simplified) DEA/HC Stripping (packing) (Simplified) O2 Removal (Simplified/SemiRigorous) DEA Tower (33 trays) (Semi-Rigorous) Caustic Tower (45 trays) (Rigorous) Wast Water Air Feed System (Rigorous) Condensate Core Exchange (Rigorous) SCC Deprop. Twr (46 trays) (Rigorous) Dryers (Simplified) C4 Product to C4 CATPoly Demeth Twr (20 trays) (Rigorous) Deeth Twr (38 trays) (Rigorous) C2 Splitter (76 trays) (Rigorous) FT DepropTwr (56 trays) (Rigorous) C3 Splitter (180 trays) (Rigorous) PR (Rigorous) SASOL SUPERFLEX Simplified BFD of OTS Scope © 2009 KBR. All Rights Reserved. Dynamic Simulation of Ethylene Furnace OUTLET DAMPER SPEED RESET Flue Gas to Stack ID FAN COT RESET Feed "A" LC FC STEAM DRUM FC FPI "B" FPI "A" Decoke Air BFW W=k FC Blow Down QL = fn(QTLE) Decoke Steam FPII "B" FPII "A" FC FC LP BFW Dilution Steam "A" OPEN FOR SWD DS "A" DS "B" UMF "A" UMF "B" COT RESET FC FC FEED "B" Dilution Steam "B" M CG to Transfer Line P=k CSSH M Attemperating BFW FI TC HSSH TLE "A" TLE "B" TL "A" TL "B" COT "A" COT "B" RAD "A" RAD "B" YLD "A" YLD "B" HP Steam Export P=k Different Feedstock MF "A" MF "B" MFS "A" MFS "B" DRAFT O2 Resets P PC AO2 XOV "A" fn(XOT) Decoke Effluent P = fn(W) Pass-by-Pass Variation Steam Decoke ARCH XOV "B" QW fn(XOT) fn(DUTY) VENTURI Yield Model from Team Ethylene Pre-cracking in Cross-Over PC Fuel Two-Phase Heat Transfer & Pressure Drop ADJUSTABLE FOR SWD W = fn(DUTY) 1° Combustion Air COMB W = fn(dP) 2° Combustion Air Flue Gas - Control of Firing, Excess Oxygen, ID Fan © 2009 KBR. All Rights Reserved. Dynamic Simulation - Relief & Flare Systems ♦ Refinery Expansion V-3 Crossover 800,000 0.5 0.4 0.3 0.2 0.1 0 600,000 400,000 200,000 0 0 V-6 Flare B Unit B-1 Unit D-1 48" 10 15 20 Tim e, m in HP Header LP Header Flare A 5 Back Pressure, barg Total Relief Flow, lb/h V-1 Flare Relief Profiles Total Relief Flow Back Pressure Profile V-7 54" Unit Reliefs Unit A-1 36" Unit Relief, lb/h Unit C-1 Unit H-1 (new unit) Unit H-2 42" 54" 200,000 150,000 100,000 50,000 0 0 Adequacy of relief & flare system design Relieving sequence HIIPS Validation © 2009 KBR. All Rights Reserved. 5 10 15 Tim e, m in Unit 1 Flow Unit 2 Flow Unit 3 Flow 20 Advanced Chemical Engineering Operator Training Simulator © 2009 KBR. All Rights Reserved. What is OTS? Plant Dynamic Model of the Plant DCS Consoles © 2009 KBR. All Rights Reserved. Advanced Automation Examples Advanced Process Control © 2009 KBR. All Rights Reserved. What is Advanced Process Control? Original Setpoint New Setpoint $$$ Product Specification Poor Control (without APC) Better Control (with APC) Optimized Setpoint ♦ STABILIZE unit operation - minimize variability of key process variables ♦ PUSH to constraints - reach closer to the product quality and equipment limitations ♦ OPTIMIZE - minimize energy consumption or maximize plant throughput © 2009 KBR. All Rights Reserved. Advanced Process Control - Ammonia In general, the benefits of implementing a APC system in an ammonia plant are: an increase in the ammonia throughput by 1 to 4%, decrease in the energy consumption by 1 to 3% © 2009 KBR. All Rights Reserved. Advanced Process Control - Ethylene BEFORE AFTER observation ( Ethane ppm) range © 2009 KBR. All Rights Reserved. Advanced Process Control - Benefits % change ♦ FCC Unit (Mexico) 20 Improvement in converter operation from 15 10 • Better conversion • Closer operation to constraints 5 0 -5 Benefits of over $1,000,000 / year from increase in production of higher value products -10 -15 -20 C3= © 2009 KBR. All Rights Reserved. C4 C5 Gasoline LCO Slurry Summary KBR Technology Proprietary Technologies Advanced Services & Solutions © 2009 KBR. All Rights Reserved. Client Support Services Thank you very much… Questions? © 2009 KBR. All Rights Reserved.