Case Studies CFD Simulations To Improve the Performance of Fired Heaters CFHT Heater Performance Improvement Capacity Improvement and Burner Replacement of NHT and Reformer Heaters Capacity Improvement of Reformer Heater Efficiency Improvement and Burner replacement solution for Depentanizer Reboilers Capacity Improvement of Reactor Charge Heater No. 4 Platformer Heater Efficiency Improvement and NOx Reduction NHT and Platformer Heater Capacity Increase Project Convection Section Modifications in CO Heater for SCR Installation Capacity Improvement of Platformer Heater Improvement of Reactor Charge Heater Capacity using Split Flow Technology Turnkey Supply of Hot Oil Heater Alky Heater (H-2) NOx Reduction and Efficiency Improvement Project CFD of Economizer Coil CO Boiler Convection Replacement Crude Heater NOx Reduction Hydrogen Heater Capacity Improvement Project CCR Platformer Heater Capacity Improvement Project U40 Boiler NOx Reduction Project Capacity Improvement of Crude & Vacuum Heaters Crude Furnace Revamp and NOx Reduction Crude Furnace Revamp and NOx Reduction NOx Reduction of Six Fired Heaters CDHDS Reboiler Heater (H-60) Efficiency Improvement Project