Articles
Economics Of Carbon Capture Disclosed For Coal-Fired Electricity Generation
January 13, 2010
A great deal of attention has been given in recent years to the effects of carbon emissions on climate change. One of the largest contributors to carbon emissions is the generation of electricity from coal. Today, SRI Consulting (SRIC) released its techno-economic report Advanced Carbon Capture that examines the technology and economics of three processes for capturing 90% of the carbon emissions from electric power generation using supercritical pulverized coal.
SRIC's Process Economics Program (PEP) report Advanced Carbon Capture examines in detail three post combustion scrubbing technologies: conventional monoethanolamine (MEA), advanced amine, and chilled ammonia. Analysis is conducted based on new plant construction at 550 MW net power output. All three of these processes have technical and economic issues that must be overcome before they can be implemented at scale. On a levelized cost basis with 90% CO2 capture and compression, MEA scrubbing adds 4.5¢/KWh, while the advanced amine and chilled ammonia processes each add 4.1¢/KWh to the cost of power generation.
Assistant Director of SRIC's Greenhouse Gases Initiative and author Michael Arné commented, "The scale of the process equipment needed for power plant applications is remarkable. All three processes covered in this report require Gulliver-like equipment that will have its own challenges such as proper liquid distribution, pressure drop, and structural issues in the construction of such large equipment items." Mr. Arné continued, "For example, for a plant producing 550 MW net power output, each of the processes analyzed will require two absorbers roughly 40 feet in diameter by 100 feet tall."
The Advanced Carbon Capture report is essential information for technical and business managers involved in the generation of electricity from coal. For additional information, contact RJ Chang, Process Economics Program (PEP) Director at rchang@sriconsulting.com +1 650 384 4307, or visit the website at www.sriconsulting.com/PEP.
About SRI Consulting
SRI Consulting (SRIC) is the world's leading business research service for the global chemical industry. Publishing for almost 60 years, SRI Consulting is the preeminent source for in-depth business and process analysis. This report was developed by the Process Economics Program (PEP) group providing in-depth, independent technical and economic evaluation of both commercial and emerging technologies for the chemical and energy industries. SRI Consulting's headquarters are located in Menlo Park, California with offices in The Woodlands, Texas; Zürich, Switzerland; Tokyo, Japan; and Beijing, China. SRI Consulting is a division of Access Intelligence, LLC. Additional Information is available at www.sriconsulting.com.
SRI Consulting (SRIC) is a trade name and a registered trademark of SRI International, used under license.
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