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Unformatted text preview: Speed Devices A representative of Wartsila, the manufacturer of the Deepwater Horizon engines, told the Panel that all automatic stop devices should be function tested at least once every 1,000 hours of engine operation and that the over‐speed trip devices be checked every 2,000 hours. 303 He also stated that the Deepwater Horizon engines were not configured to run on natural gas and that if they ingested natural gas they would mechanically fail (but not explode). 304 The Panel found no evidence establishing whether, and how often, the engine over‐speed devices and individual engine components were tested by the American Bureau of Shipping (“ABS”). ABS conducted yearly inspections of the over‐speed devices during their continuous machinery surveys. These yearly inspections included an evaluation of approximately 20% of the over‐speed devices on the rig, with the goal of inspecting all devices within a 5‐year period. KMI_PI001156 RBS8D. The driller was responsible for shutting in the engine air intake on the Deepwater Horizon. The driller’s other responsibilities included: drilling the well...
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This note was uploaded on 01/18/2014 for the course BEPP 305 taught by Professor Nini during the Fall '11 term at UPenn.

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