Refinery & Petrochemical plants

Case #1

NITROGEN PLANT CONTROL SYSTEM RETROFIT IN PERTAMINA REFINERY UNIT IV CILACAP

• Total Retrofit of Nitrogen Plant Control System in KPC Pertamina RU IV Cilacap

  Scope :

  Engineering, Programming, Panel Fabrication, Site Installation, Commissioning

  PLC Panel (Allen Bradley ControlLogix, Redundant CPU, Redundant I/O, PanelView HMI)

  Control Room HMI (Wonderware InTouch)

• 4 (four) days plant shutdown for installation & commisioning

Case #2

LOCK HOPPER CONTROL SYSTEM (LHCS) UPGRADE IN PERTAMINA REFINERY UNIT IV CILACAP

• LHCS controls catalyst regeneration sequence in CCR Platforming Unit (UOP Process)

  Scope of Work:

  Reverse Engineering of Logic & Sequence from existing program

  New Control Panel & Operator Workstation (Allen Bradley PLC & Wonderware HMI)

  Testing with process/plant simulator

  Site Installation, testing & commissioning/start-up

• Only 3 (three) days unit shutdown

Case #3

TANK OVERFILL PROTECTION SYSTEM IN PERTAMINA REFINERY UNIT IV CILACAP

• Scope : SIL-2 PLC Package (Modicon Quantum) for tank overfill protection in Tank Farm/Oil Movement.

• Features:

  Pump and Rotork MOV (Pakscan controller) trip based on Tank Level Switch

  Alarm and Event Logging System.

  Bypass Mode For Maintenance

Case #4

AIR DRYER CONTROL PANEL FOR INSTRUMENT AIR SUPPLY IN PERTAMINA REFINERY UNIT IV CILACAP

• Control panel retrofit for 3 unit air dryer package

• Replace relay & timer circuit control with PLC & panel HMI

• Rugged components & enclosure suitable for outdoor installation