POWERED EMERGENCY RELEASED COUPLING CONTROL AND MONITORING SYSTEMThe present invention relates to a pneumatically, high pressure gas powered emergency release coupling control and monitoring system (S) comprising a powered emergency released coupling (1) arranged in a fluid-supply line (32) for conveying hazardous fluids, said powered emergency released coupling (1) comprising a couple of coupling members (10, 11) provided with mating faces (10A, 11A) for sealing engagement of the coupling members (10, 11) and formation of a pressurizable chamber (12) between said coupling members (10, 11), said system (S) comprising an actuation line (7) connected at its one end to the pressurizable chamber (12) and at its other end to a source (C) of high pressure gaseous media (GH), preferably high pressure nitrogen gas, an first actuating device (4A, 4B) arranged in the actuation line (7), wherein said system (S) provides a gaseous media at a pilot pressure level to said pressurizable chamber (12) and to said actuation line (7) in a position downstream the first actuation device (4A, 4B) or via said pressurizable chamber (12) for detection of any leakage of gas in the control and monitoring system (S), said pilot pressure gaseous media preferably being low pressure nitrogen gas. The invention further relates to a pneumatically, high pressure gas powered emergency release coupling (1) and a control and monitoring method for such a system (S).A pneumatically, high pressure gas powered emergency release coupling control and monitoring system (S) comprising a powered emergency- released coupling (PERC) (1) arranged in a fluid-supply line (32) for conveying hazardous fluids, said powered emergency released coupling (1) comprising a couple of coupling members (10, 11) provided with mating faces (10A, 1 lA) for sealing engagement of the coupling members (10, 11 ) and formation of a pressmizable chamber (12) between said coupling members (10, 11),said system (S) comprising an actuation line (7) connected at its one end to the pressurizable chamber (12) and at its other end to a source (C) of high pressure gaseous media (GH), preferably high pressure nitrogen gas, a first actuating device (4A, 4B) arranged in the actuation line (7), characterized in that said system (S) provides a gaseous media at a pilot pressure level to said pressurizable chamber (12) and to said actuation line (7) in a position downstream the first actuation device (4 A, 4B) or via said pressurizable chamber (12) for detection of any leakage of gas in the control and monitoring system (S), said pilot pressure gaseous media preferably being low pressure nitrogen gas. 2. A system (S) according to claim 1, characterized in that it comprises a monitoring line (8) comprising a first pressure regulator (R 1), for reducing the high pressure gaseous media (GH) from the high pressure source (C) to the pilot pressure level, and a pressure indicator (PIS), for monitoring the level of the pilot pressure,optionally the system (S) comprises a second pressure regulator (R2) arranged upstream the first pressure regulator (Rl), for reducing the high pressure gaseous media (GH) from the high pressure source (C) to a maneuvering pressure level between the high pressure level and the pilot pressure level. 3. A system (S) according to claim 2, characterized in that said monitoring line (8) is in fluid communication with a first source (C) of high pressure gaseous media (GH) and the pressurizable chamber (12), and in that said actuation line (7) is in fluid commumcation with a second source (C) of high pressure gaseous media (Cm) and the pressurizahle chamber (12), said monitoring line (8) and said actuation line (7) are in fluid communication with each other via said pressurizahle chamber (12). 4. A system (S) according to claim 2, characterized in that said monitoring line (8) is arranged in parallel with the first actuation device (4A, 4B). 5. A system (S) according to claim 1, characterized in that activation of said first actuating device (4A, 4B) is initiated by an initiating signal from a PERC activation device (33) located in a remote position relative the actuating device (4A, 4B). 6. A system (S) according to claim 5, characterized in that it comprisesseveral PERC activation devices (33) located in remote positions relative each other. 7. A system (S) according to claim 1, characterized in that a second actuating device (6) provided with a manual handle (60) is arranged in parallel with the first actuating device (4A, 4B). 8. A system (S) according to claim 1, characterized in that the first actuating device (4A, 4B) is pneumatically regulated. 9. A pneumatically, high pressure gas powered emergency release coupling (PERC) (1) comprising a couple of generally tubular coupling members (10, 11) provided with mating faces (10A, 1 1 A) for sealing engagement of the coupling members (10, 1 1), characterized in that a first of said coupling members (10, 11) being provided with an annular channel (15) having an inner side wall (19) and outer side wall (20), said side walls (19, 20) extending in an axial direction of said coupling (1), and a bottom wall (21) connecting the two side walls (19, 20), a second of said coupling members (10, 11) comprising an annular seal supporting member (16) arranged to be inserted into said annular channel (15) upon connection of said coupling members ( 10, 11) for formation of the annular pressurizahle chamber (12) between said mating faces (10A, 11 A), said seal supporting member (16) comprising a distal head (17) and a waist (18), a pair of annular seals (13, 14), preferably lip seals, arranged on opposite sides of said waist (18) and clamped between said waist (18) and the inner wail (19) and the outer wall (20) respectively.
동력형 비상 해제 커플링 제어 및 감시 시스템본 발명은 유해 유체를 운반하기 위해 유체-공급 라인(32)에 배치되는 동력형 비상 해제 커플링(1)을 포함하는 공압식 고압 가스 동력형 비상 해제 커플링 제어 및 감시 시스템(S)에 관한 것이며, 상기 동력형 비상 해제 커플링(1)은 커플링 부재(10, 11)의 밀봉 결합 및 상기 커플링 부재(10, 11) 사이의 가압가능 챔버(12)의 형성을 위한 맞물림면(10A, 11A)이 제공된 몇 개의 커플링 부재(10, 11)를 포함하고, 상기 시스템(S)은 일 단부에서 가압가능 챔버(12)에 연결되고 다른 단부에서 고압 기체 매체(GH), 바람직하게는 고압 질소 가스의 공급원(C)에 연결되는 작동 라인(7)과 작동 라인(7)에 배치되는 제1 작동 장치(4A, 4B)를 포함하고, 상기 시스템(S)은 제어 및 감시 시스템(S)에서의 가스의 임의의 누출의 검출을 위해 파일럿 압력 레벨의 기체 매체를 상기 가압가능 챔버(12)에 및 제1 작동 장치(4A, 4B)의 하류의 위치에서 또는 상기 가압가능 챔버(12)를 통해 상기 작동 라인(7)에 제공하며, 상기 파일럿 압력 기체 매체는 바람직하게는 저압 질소 가스이다. 본 발명은 추가로 이러한 시스템(S)을 위한 공압식 고압 가스 동력형 비상 해제 커플링(1) 및 제어 및 감시 방법에 관한 것이다.공압식 고압 가스 동력형 비상 해제 커플링 제어 및 감시 시스템(S)으로서,유해 유체를 운반하기 위한 유체-공급 라인(32)에 배치되는 동력형 비상 해제 커플링(PERC)(1)을 포함하고, 상기 동력형 비상 해제 커플링(1)은 커플링 부재(10, 11)의 밀봉 결합 및 상기 커플링 부재(10, 11) 사이의 가압가능 챔버(12)의 형성을 위한 맞물림면(10A, 11A)이 제공된 몇 개의 커플링 부재(10, 11)를 포함하고, 상기 시스템(S)은 일 단부에서 가압가능 챔버(12)에 연결되고 다른 단부에서 고압 기체 매체(GH), 바람직하게는 고압 질소 가스의 공급원(C)에 연결되는 구동 라인(7)과, 구동 라인(7)에 배치되는 제1 작동 장치(4A, 4B)를 포함하되,상기 시스템(S)은 제어 및 감시 시스템(S)에서의 가스의 임의의 누출의 검출을 위해 파일럿 압력 레벨의 기체 매체를 상기 가압가능 챔버(12)에 및 제1 작동 장치(4A, 4B)의 하류의 위치에서 또는 상기 가압가능 챔버(12)를 통해 상기 작동 라인(7)에 제공하며, 상기 파일럿 압력 기체 매체는 바람직하게는 저압 질소 가스인 것을 특징으로 하는 시스템(S).