E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 47/06 (2006.01) E21B 47/00 (2006.01)
Patent
CA 2399079
A well data monitoring system which enables annulus pressure and other well parameters to be monitored in the outer annuli (B, C, D) of the well casing program without adding any pressure containing penetrations to the well system. This non-intrusive approach to monitoring pressure and other well parameters in the annuli preserves the pressure integrity of the well and maximizes the safety of the well. In the preferred embodiment an intelligent sensor interrogation system (62) which can be located externally or internally of the pressure containing housing of the wellhead is capable of interrogating and receiving data signals from intelligent well data sensors (56, 58, 60) which are exposed to well parameters within the various annuli (B, C, D) of the well and wellhead program.
L'invention concerne un système de surveillance de données de puits qui permet de surveiller la pression annulaire ainsi que d'autres paramètres de puits dans l'espace annulaire externe (B, C, D) du programme de tubage de puits, sans ajouter de pénétrations contenant de la pression au système de puits. Cette technique sans intrusion de surveillance de la pression et d'autres paramètres de puits dans l'espace annulaire permet de préserver l'intégrité de pression du puits et de maximiser sa sécurité. Dans le mode de réalisation préféré, un système (62) d'interrogation de capteurs intelligents, externe ou interne au corps contenant la pression de la tête de puits, est capable d'interroger et de recevoir des signaux de données provenant des capteurs (56, 58, 60) intelligents de données de puits exposés aux paramètres de puits dans les divers espaces annulaires (B, C, D) du puits et du programme de tête de puits.
Finlayson & Singlehurst
Fmc Technologies Inc.
LandOfFree
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