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Title: PH adjustment of power plant cooling water with flue gas/fly ash

Patent ·
OSTI ID:1221379

A system including a vessel including a heat source and a flue; a turbine; a condenser; a fluid conduit circuit disposed between the vessel, the turbine and the condenser; and a diverter coupled to the flue to direct a portion of an exhaust from the flue to contact with a cooling medium for the condenser water. A method including diverting a portion of exhaust from a flue of a vessel; modifying the pH of a cooling medium for a condenser with the portion of exhaust; and condensing heated fluid from the vessel with the pH modified cooling medium.

Research Organization:
Sandia National Lab. (SNL-NM), Albuquerque, NM (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC04-94AL85000
Assignee:
Sandia Corporation (Albuquerque, NM)
Patent Number(s):
9,140,145
Application Number:
13/207,830
OSTI ID:
1221379
Resource Relation:
Patent File Date: 2011 Aug 11
Country of Publication:
United States
Language:
English

References (11)

Process for purifying flue gases patent October 1978
System for treating and recovering energy from exhaust gases patent November 1978
Thermal power plant water treatment process patent September 1982
Control system for economic operation of a steam generator patent December 1984
Alkaline scale abatement in cooling towers patent October 1985
Flue gas heat recovery system patent April 1987
Burner assembly for reducing nitrogen oxides during combustion of gaseous fuels patent March 1998
High recovery reverse osmosis process and apparatus patent April 2009
Water purification system and modes of operation patent May 2009
Power plant emissions control using integrated organic rankine cycle patent August 2012
Method for operating a steam turbine installation and a steam turbine installation that functions according thereto patent-application August 2003