Project Details
Value in SR

Project Description
The Project is an Expansion Contract to the existing Qurayyah Open Cycle Gas Turbine Power Plant by adding Block-6 with a 3 GTG and 1 STG configuration.Scope of Work

Scope of work

of will be performed on a LSTK basis which shall include Design, Engineering, Procurement, Quality Management, Factory Inspection/Testing, Transport, Safe Storage at Site, Testing & Commissioning, and all associated works until final handing over.

  • Three (3) 7FA GE Gas Turbines, three (3) HRSGs, and one (1) STG
  • Fire Protection System
  • HVAC System
  • Turbine/Compression Washing System
  • Water Supply System
  • One (1) Black Start Diesel Generator
  • Hydrogen Plant consisting of two (2) Generators with one (1) additional hydrogen compressor


  • One (1) Generator Step-Up Transformer for STG Unit 290/386 MVA
  • Three (3) SF6 Generator Circuit Breaker for GTG 8000 amps @ 50oC
  • LV Switchgear
  • DC Supplies System
  • Uninterruptable Power Supply (UPS)
  • Protection System for Generator with multi- function relays.
  • Protection System for Generator Transformer
  • Unit Auxiliary Transformer 18/4.16 kV
  • LV Auxiliary Transformer 4.16/0.48 kV
  • Dry Type Transformer Protection
  • Earthing, Lightning, and Surge Protection
  • Electrical Equipment for Hazardous Areas
  • Interface with 380 kV Substation including HV Cables
  • Terminal Points/Interface

Instrumentation & Control:

  • Control, Protection, and Monitoring Systems for three (3) Nos. GTG, three (3) Nos. HRSGS, and one (1) STG
  • Extension of existing DCS
  • Four (4) Nos. local human machines interfacing (HMI) DCS workstations
  • Integrating with all third party instrument packages with existing DCS System
  • All I&C Telecommunication Cabling Systems
  • Plant Performance Monitoring Equipment
  • Vibration Monitoring System
  • Continuous Emissions Monitoring System
  • Load Dispatch: SCADA Data Server


  • Site development
  • GTG, HRSG, and STG Foundations
  • Two (2) MV and LV Switchgear Buildings
  • Extension of existing BSDG Building
  • Central Control Room
  • CW Electrical Building
  • Circulating water pipe routing and installation
  • Oily Water Drainage System
  • Trenches/Road Crossing/Duct Banks
  • Plant Access Roads
  • Plant Drainage
  • Water Supply System
Qurayyah, KSA
2062 Millions
Dec 27, 10 to Jun 1, 13