ASTEC
 

ESMERALDAS THERMOELECTRIC POWER PLANT

Power: 132.5 MW
Level of the Study: Final design
Location: Prov. of Esmeraldas
Date Consultancy began: July 1980
Date Consultancy ended:1982
Total Contract Amount: USD $1,294,780
Names of associated firms: Association KENNEDY & DONKIN (England)/ASTEC-ICA-INELIN
Customer: Ecuadorian Institute of Electrification (INECEL)
Description

The Esmeraldas thermoelectric power plant is in northwestern Ecuador, in the province of Esmeraldas, and is the country’s third-largest thermoelectric generator. ASTEC, in association with consulting firms Kennedy & Donkin, ICA, and INELIN, took part in designs and supervision of the construction, materials and equipment supply, and erection of the power plant.

The civil works included: Powerhouse, boiler, electrical building, smokestack, cooling tower, storage tanks, intake, smaller buildings, and substations for distribution.

Main Characteristics of the Equipment:

Turbine:
  • Type: impulse-reaction, two cylinders, Tandem-Compound
  •  Speed: 3600 rev/min.
  •  Initial pressure: 140 kg/cm2 absolute
  •  Initial temperature: 538 degrees Centigrade
  •  Reheating temperature: 538 degrees Centigrade
Boiler:
  • Maximum continuous evaporation: 432,000 kg/hour
  • Maximum design pressure: 162 kg/cm2 Temperature of superheated steam: 540 degrees Centigrade
  • Temperature of water supply: 245 degrees Centigrade
  • Fuel: Fuel Oil No. 6

Generator:
  •  Continuous generating capacity: 155,882 KVA
  • Voltage: 13,800 V
  • Speed: 3600 rpm
  •  Rated field voltage: 215 V

Transformer:
  • Rated voltages
  • Primary: 13,800 V
  • Secondary: 155,000 V -5%
  • Rated continual capacity: 120/160 MVA

ASTEC @ 2009