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BAZYAN 500 MW SIMPLE CYCLE POWER PLANT PROJECT

CLIENT

Qaiwan Group

CONTRACTOR

ENKA İnşaat ve Sanayi A.Ş.

SECTOR

Power Plants

LOCATION

Sulaymaniyah, Iraq

CONTRACT TYPE & SCOPE OF WORK

Lump Sum, Turn-key / Design & Engineering, Procurement, Construction, Testing & Pre-Commissioning, Commissioning

PROJECT DURATION

September 2014 – March 2016

Project Description

ENKA was awarded the contract for the construction of the Bazyan 500 MW Simple Cycle Power Plant on a Turn Key EPC basis by the Qaiwan Group on 28 August 2014. The project occupies a greenfield site in the province of Sulaymaniyah in the Kurdistan Autonomous Region of Iraq.

The power capacity of the plant is 500 MW generated by four GE-9E-3 gas turbines, an air insulated switchyard of 132kV, fuel gas conditioning system, three Distillate Fuel Oil tanks, each of 15,000 mcapacity, a water treatment plant and all Balance of Plant systems, complete with all accessories, including piping, wiring, instrumentation controls and panels and all other facilities and required capabilities.

The facility was designed for base-load operations with an efficient operating life of 25-30 years. It was designed to work with natural gas as the primary fuel source and light fuel oil as back–up fuel. A 15-day supply of fuel oil (47,000 m3 ) could be stored on site.

Unique Challenges

The main challenge of the project was meeting the 15 month fast-track project schedule. The project mobilization phase took place at the peak of significant civil unrest in the region. Deploying necessary number of employees to the jobsite took longer than originally anticipated in the contract schedule. ENKA with a successful coordination of procurement, logistics and risk management activities managed to bring 1,500 trucks to site in a very short time period and arranged their unloading at an extremely small lay down. In nearly one year, 15 thousand tons of project materials were shipped to the site. Double handling techniques were used during earthworks due to the small size of the job site. Delays to transportation plans due to force majeure events near the Turkish – Iraqi border were handled with no effect on contract schedule.

In the project, ENKA also successfully managed working with previously identified local suppliers and subcontractors without any bidding process.

ENKA Scope of Services

The works envisaged in the contract encompassed the design and engineering, procurement, construction, commissioning and testing of a simple cycle power plant with a capacity of 500 MW. Performance tests, classroom training of operating and maintenance (O&M) personnel and the preparation of integrated O&M manuals were also within ENKA’s scope.

Significant Features and Accomplishments

  • Utilization of multi-fuel with natural gas as the primary fuel and light fuel oil (i.e. a type of diesel) as the backup fuel, in cases when natural gas is unavailable
  • Ability to supply of 15 days (47,000 m³) fuel oil on site
  • 3.5 million work hours without a lost time incident.

Major Specification

Type of Plant Simple Cycle Power Plant
Capacity 500 MW
Type of Fuel Liquid Fuel Gas and Liquid Fuel Oil
Configuration 4 x 125 MW
Gas Turbine Generator General Electric, Unit: 4 Sets, Model: 9E, Rating Per Unit: 125 MW

Key Quantities

Earthworks 250,000 m³
Concrete 25,000 m³
Structural Steel 500 tons
A/G Piping 260 tons
Cabling 395,000 lm
Mech. Equipment 12,000 tons
Insulation & Paint 32,500 m²
Buildings 4,800 m²

Gallery