Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 1; Volume 8, Part 1American Society of Mechanical Engineers, 1989 - Arctic regions |
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Page 51
For comparison , the RAOs of a semisubmersible drilling unit are shown on the figures , which were obtained from the results of the model tests . The semisubmersible dr ing unit , called MD - 777 , is 2 - lower hull and 4 - column type ...
For comparison , the RAOs of a semisubmersible drilling unit are shown on the figures , which were obtained from the results of the model tests . The semisubmersible dr ing unit , called MD - 777 , is 2 - lower hull and 4 - column type ...
Page 160
As a result, the simple model shown in Figure 3, employing two angles, 4>[ and 62. is sufficient to describe the surge and pitch response of the platform. Similarly, > roll and sway motions. Due to the large water depth, and angles are ...
As a result, the simple model shown in Figure 3, employing two angles, 4>[ and 62. is sufficient to describe the surge and pitch response of the platform. Similarly, > roll and sway motions. Due to the large water depth, and angles are ...
Page 176
The facet element schema- tization with 280 elements are shown in Fig. 2. Table 2 Version of configuration For version I the pontoons have recta- gular cross-sections of 9.4x6.5 m, while in version II the pontoons ha-e circular cross- ...
The facet element schema- tization with 280 elements are shown in Fig. 2. Table 2 Version of configuration For version I the pontoons have recta- gular cross-sections of 9.4x6.5 m, while in version II the pontoons ha-e circular cross- ...
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Contents
OFFSHORE OUTLOOK 1989 | 1 |
Trends in U S Offshore Oil and Gas Development | 11 |
OFFSHORE TECHNOLOGY NONDESTRUCTIVE TESTING | 19 |
Copyright | |
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addition allow analysis applied approach assumed calculated columns components concept configuration connection considered corrosion cost crack cutting deck detection direction distribution drilling dynamic effects element Engineering equations equipment estimated evaluation experiments failure fatigue field Figure flow force frequency function given important increase industry inspection installation International jacket limit load marine maximum mean measured Mechanics method mooring motion natural obtained offshore operation parameters performed period pipe pipeline planning platform position possible present pressure probability problem production reduced relative reliability removal response riser safety Seamill shown shows steel stress structure surface surge Table techniques tension tether thickness transfer ultrasonic unit values water depth wave weight