Installation comprising seabed-to-surface connections of the multiriser hybrid tower type, includingpositive-buoyancy flexible pipes

Installation comprising seabed-to-surface connections of the multiriser hybrid tower type, includingpositive-buoyancy flexible pipes

A bottom-to-surface connection installation having a floating support and a turret and having: a plurality of risers having their top ends secured to a carrier structure a plurality of flexible pipes extending from the turret to the top ends of the risers; the flexible pipes including at least two f...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: PIONETTI FRANCOIS REGIS
Format: Patent
Sprache:eng
Schlagworte:
EARTH DRILLING
EARTH DRILLING, e.g. DEEP DRILLING
FIXED CONSTRUCTIONS
MINING
OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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Beschreibung
Zusammenfassung:A bottom-to-surface connection installation having a floating support and a turret and having: a plurality of risers having their top ends secured to a carrier structure a plurality of flexible pipes extending from the turret to the top ends of the risers; the flexible pipes including at least two first flexible pipes with positive buoyancy positioned at different heights; and guide modules secured to a tension leg and suitable for sliding along floats of the risers.