< BACK TO CASE STUDIES

PowerStor® Case Study

logo-ku

KENTUCKY UTILITIES

E.W. Brown Peaking Station
4xGT11N2 Combustion Turbines
Burgin, KY

PowerStor® Design Ratings

Ambient Conditions
95°F Dry Bulb Temp
73°F Wet Bulb Temp

Cool to Temperature
45°F

Airflow at 45°F
2,880,500 lbs/hr/turbine

Net Capacity Increase
88 MW on design
110 MW off design max.

Major System Components

TES Insulated Tanks:
2 x 2,256,000 gallons

Refrigeration Equipment:
  R-717 Compressors: 4 x 1250 HP, 3Ø 4160V
  Evaporators: 8 x 60 Plate
  Evaporative Condensers: 8 x 11,775 MBH

Anti-scaling and anti-biological water treatment system
Chilled water supply and return piping to coils
Inlet filter house modifications

System Guarantees

Airside Pressure Drop
< 1.25 in. w.c.

Auxiliary Power Consumption
On-peak: 2,000 kW
Off-peak: 4,500 kW

Turbine Inlet Temperature
45°F

System Installation

Caldwell Energy & Environmental, Inc. Turnkey