The following question is based on an interesting email message that I received from JL Daeschler, a pioneering subsea engineer:
One of the final acts on the Deepwater Horizon crew appears to have been the activation of the emergency disconnect sequence (EDS). The DNV report concludes that this emergency sequence was triggered, but never actually initiated, probably because of a loss of communication to the BOP stack after the initial explosion. Is it possible that the EDS sequence actually was initiated, but that the incomplete closure of the shear ram terminated that sequence?
Looking forward to next week’s hearings. Hopefully C-SPAN will televise the proceedings, because there is not indication that the Joint Investigation has arranged for live streaming.
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