DISPOSITIF DE DETECTION DE FUITE DANS UN TUYAU FLOTTANT DE TRANSPORT DE PETROLE OU SIMILAIRE

DISPOSITIF DE DETECTION DE FUITE DANS UN TUYAU FLOTTANT DE TRANSPORT DE PETROLE OU SIMILAIRE.UNE PIECE DE RACCORDEMENT 2, EN BOUT D'UN TUYAU 1, PORTE UN DETECTEUR DE FUITE QUI PEUT ETRE UN SAC GONFLABLE 21 QUI EST NORMALEMENT MAINTENU PLIE, ET DONT L'INTERIEUR EST RELIE A UN PASSAGE, DE PREFERENCE HELICOIDAL, 9, MENAGE DANS L'EPAISSEUR DE LA PAROI DU TUYAU 1. LE SAC GONFLABLE PEUT ETRE REMPLACE PAR UN DETECTEUR ELECTRIQUE MUNI D'UNE ANTENNE RADIO EGALEMENT NOYEE DANS LA PAROI DU CABLE.APPLICATIONS A LA REDUCTION DE LA POLLUTION MARINE. A transport hose floating on the sea surface for transporting petroleum or like fluid, comprising a main hose body (1) including a reinforcing layer (11) embedded therein and a metal fixture (2) secured to the end of the main hose body, a passage (9) arranged in the main hose body for guiding fluid leaked from a transport line to the end of the main hose body in its axial direction, and a leak detector (34) arranged at the end of the passage (9) and operative by the leaked fluid, wherein the leak detector is composed of a pressure switch producing a detection signal in response to the leaked fluid and adapted to transmit the detection signal through an antenna (36) embedded in a buoyant material (14) in the main hose body.