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Forwards 810210 memo w/rough draft, "Analysis of Hydrogen Mitigation for Degraded Core Accident in Sequoyah Nuclear Power Plant" & 810122 memo w/rept entitled "Evaluation of Igniter Concept for Use in Sequoyah Nuclear Plant."

Accession Number: ML19247D089

Date Released: Saturday, November 7, 2020

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• ML19350B581 - Forwards 810210 memo w/rough draft, "Analysis of Hydrogen Mitigation for Degraded Core Accident in Sequoyah Nuclear Power Plant" & 810122 memo w/rept entitled "Evaluation of Igniter Concept for Use in Sequoyah Nuclear Plant." (2 page(s), 2/19/1981)
• ML19247D088 - Recommends position re upper plenum igniters of ice condenser plants per review of "Analysis of Hydrogen Mitigation for Degraded Core Accidents in Sequoyah Nuclear Power Plant." (2 page(s), 2/10/1981)
• ML19247D124 - Informs that further analysis necessary re location of igniters in ice condenser plants.Possibility of detonation in upper plenum should be considered.Recommends ignitors be removed. (2 page(s), 2/9/1981)
• ML19350B588 - Rough draft, "Analysis of Hydrogen Mitigation for Degraded Core Accidents in Sequoyah Nuclear Power Plant," prepared for Ofc of Nuclear Regulatory Research. (130 page(s), 12/1/1980)
• ML19350B590 - Comments on upper plenum igniters of ice condenser plants, per review of "Evaluation of Glow Plug Igniter Concept for Use in Sequoyah Nuclear Plant." Evaluation encl. (2 page(s), 1/22/1981)
• ML19350B592 - "Evaluation of Glow Plug Igniter Concept for Use in Sequoyah Nuclear Power Plant." (9 page(s), 1/9/1981)