Solutions for The Power Generation Industry
Evaluating Your Water Filtration Equipment Options
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Water Filtration for Power Generation
 Power generation water filtration applications
 Pre-treatment of well, surface or city water
 Boiler water make-up
 Cooling tower
 Service water
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Water Filtration for Power Generation
 Power generation water filtration applications (cont.)
 Flue gas desulfurization
 Ash handling
 Coal pile run-off
 Gas turbine inlet air cooling/fogging
 Waste water disposal
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Water Filtration for Power Generation
 Parameters to consider when specifying water
filtration technologies:
 Process inlet water quality
 Desired process outlet quality
 Flow rates
 Foot print
 Capital cost
 Operating cost
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Water Filtration for Power Generation
 Water filtration technologies
 Granular
 Membrane
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Water Filtration for Power Generation
 Granular water filtration technologies
 Sand
 Anthracite
 Garnet
 Activated carbon
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Water Filtration for Power Generation
 Membrane water filtration technologies
 Microfiltration
 Ultrafiltration
 Nanofiltration
 Reverse Osmosis
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Water Filtration Operations Compared
Figure 1: Relationship between particle size distribution of common
substances and preferred filtration mechanisms
1000
Granular Sand
Activated Granular
100 Carbon Filtration
Human
Particle Size, Microns
10 Coal Dust Hair
Bacteria
1.0 Latex & Micro-
Emulsions Filtration
Asbestos
0.1 Ultra-
Filtration Colloidal
Silica
0.01
Nano-
Filtration
0.001 Sugar
Reverse Aqueous Salts
Osmosis
Metal Ions
0.0001
0
Preferred Filtration Mechanism and Particle Size Distribution
8
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How Dead End Water Filtration Works
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How Cross Flow Water Filtration Works
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Critical Next Step!
Download and read the complete whitepaper while it is still
available:
UNDERSTANDING WATER FILTRATION OPTIONS IN
THE ELECTRIC POWER GENERATION INDUSTRY
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Why Choose Layne for your Power
Generation Water Filtration Applications?
Total Water Expertise from Source to Discharge!
1. Complete filtration options – From large municipal to
light industrial Layne has the technology
2. Hydrology – Layne can locate, quantify and compare
all of your water source options
3. Well drilling – No water available? We can access
water sources that are beyond the reach others
4. Pipeline Construction – 10 miles from a water
source? Not a problem! Get the whole
story here!
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