Alyeska releases TAPS low-flow impact study

07/11/2011
Christopher E. SmithPipeline EditorAlyeska Pipeline Service Co.'s 'Low Flow Impact Study' of the Trans-Alaska Pipeline System warns of potential operations and safety issues if flow rate on the line drops below 350,000 b/d. TAPS, completed in 1977, transported 2 million b/d at its peak. It currently carries 650,000 b/d of oil from Alaska's North Slope to Valdez, where it is shipped to refineries on the US West Coast.The study identified water dropout and corrosion, ice formation, wax deposition, geotechnical, and other concerns posing operational risks to TAPS at throughput between 600,000 b/d and 300,000 b/d, but concluded the line could be operated safely down to 350,000 b/d if a number...
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