Method for reducing flue gas acid vapor emissions and energy recovery

Patent · Tue Sep 15 00:00:00 EDT 1992

OSTI ID:6935671

Abdelmalek, F T

This patent describes in combination, an electric power plant having a continuous emission of boiler flue gases; a conduit for conducting the flue gas emissions; a heat exchange system; an expander; a refrigerant pump; a second refrigerant pump; a steam condenser; and a steam turbine; wherein heat from the steam exhaust is exchanged at the steam condenser, vaporizing that portion of the refrigerant condensate flowing therethrough and allowing the refrigerant to be recycled to the expander in gaseous form under pressure from the second refrigerant pump.

• Assignee: NOV; NOV-92-049122; EDB-93-001319
• Patent Number(s): US 5146755; A
• Application Number: PPN: US 7-645804
• OSTI ID: 6935671
• Resource Relation: Patent File Date: 25 Jan 1991
• Country of Publication: United States
• Language: English

Related Subjects

20 FOSSIL-FUELED POWER PLANTS
32 ENERGY CONSERVATION, CONSUMPTION, AND UTILIZATION
42 ENGINEERING
FLUE GAS
HEAT RECOVERY
FOSSIL-FUEL POWER PLANTS
AIR POLLUTION CONTROL
HEAT EXCHANGERS
REFRIGERANTS
RECYCLING
BOILERS
STEAM CONDENSERS
STEAM TURBINES
WASTE HEAT UTILIZATION
CONDENSERS
CONTROL
ENERGY RECOVERY
EQUIPMENT
FLUIDS
GASEOUS WASTES
MACHINERY
POLLUTION CONTROL
POWER PLANTS
THERMAL POWER PLANTS
TURBINES
TURBOMACHINERY
VAPOR CONDENSERS
WASTE PRODUCT UTILIZATION
WASTES
WORKING FLUIDS
200200* - Fossil-Fueled Power Plants- Waste Management
320304 - Energy Conservation
Consumption
& Utilization- Industrial & Agricultural Processes- Waste Heat Recovery & Utilization
320305 - Energy Conservation
Consumption
& Utilization- Industrial & Agricultural Processes- Industrial Waste Management
420400 - Engineering- Heat Transfer & Fluid Flow