Recent Advances in Power Plant Chemistry Developing Nations

1.Water Treatment Plant Advances:

a.Coagulation completion assessment (avoiding overdosing & Underdosing of Aluminum or Ferric salts

b.New Coagulants

c.HRSCC and Clari-tube settler - Function and advantages

d.Reverse Osmosis with high Recovery Technologies

e.Electro De-ionization

f.Advance filtration technologies

2. Steam-Water cycle Advances:

a.FAC and evolution of AVT(O) and OT/CWT

b.CPU function

c.CC & Degassed CC

d.Introduction of color changing resin in CC/DCC

3.Coal Sampling – Auger, Automatic samplers

4.Coal Analysis - Online GCV, Ash and Moisture Analysis, Thermo Gravimitric Analyzers

5. Cooling water treatment:

a. High COC and use of High Stress Polymeric dispersants

b. Increased Efficiency and Effectiveness of Side Stream Filtration with low water wastage

c. d. TCCA in place of hazardous Chlorine

6. Oil analysis: NAS against MI/ISO, Moisture Analyzers

7. Gas analyzers: FGA, TGA