Wet/dry cooling systems for fossil-fueled power plants: water conservation and plume abatement. Final report Jun 75--Sep 77
Results of a study of technical and economic feasibilities of wet/dry cooling towers for water conservation and vapor plume abatement are given. Results of cost optimizations of wet/dry cooling for 1000-MWe fossil-fueled power plants are presented. Five sites in the western coal region and one in New York are evaluated for water conservation; four urban sites (Seattle, Cleveland, Newark, and Charlotte) are used in the plume abatement analyses. Results are given as the total evaluated cost of the cooling system. Separate cost components include initial capital cost, operating expenses, and penalties for the cooling system operation capitalized over a plant life of 40 years. The year of pricing is 1985. For the water conservation analyses, optimized all-wet and all-dry cooling towers are reference systems. The wet/dry system has separate wet and dry mechanical draft towers. Costs are related to the make-up water requirement expressed as a percentage of the water required by an all-wet system. Parametric and sensitivity analyses show the effect of changing the system design and economic factors. A parallel air-flow hybrid wet/dry tower is used in the plume abatement studies. Costs are presented for an allowable number of hours of fogging. An all-wet system, optimized solely for cost, is the reference.
- Research Organization:
- United Engineers and Constructors, Inc., Philadelphia, PA (USA)
- OSTI ID:
- 6742610
- Report Number(s):
- PB-276625; UE/C-771130
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
200202* -- Fossil-Fueled Power Plants-- Waste Management-- Noxious Gas & Particulate Emissions
200203 -- Fossil-Fueled Power Plants-- Waste Management-- Site Selection & Land Use
AIR POLLUTION ABATEMENT
CAPITAL
COOLING TOWERS
DESIGN
ECONOMIC IMPACT
FOSSIL-FUEL POWER PLANTS
OPTIMIZATION
POLLUTION ABATEMENT
POWER PLANTS
SITE SELECTION
THERMAL POWER PLANTS
WATER REQUIREMENTS