Vehicle mounted blowout preventor equipment
A leak containment system for sealing around a fluid flow member includes a ram sealing system mounted on a mobile vehicle. The ram sealing system has a sealing chamber having a generally cylindrical shape when the ram sealing system is in a closed position, and a ram assembly located at an end of the sealing chamber. The ram assembly has a pair of rams, each ram having an engaging surface, the engaging surface sized and shaped to seal around the fluid flow member. The ram assembly also has an actuating arm assembly connected to one of the rams and a ram body. The pair of rams is rotationally attached to the ram body.
1. A leak containment system for sealing around a fluid flow member, the leak containment system having:
a ram sealing system mounted on a mobile vehicle, the ram sealing system having:
a sealing chamber having a generally cylindrical shape when the ram sealing system is in a closed position; and
a ram assembly located at an end of the sealing chamber, the ram assembly having:
a pair of rams, each ram having a pivot point and an engaging surface, the engaging surface sized and shaped to seal around the fluid flow member;
an actuating arm assembly connected to each of the rams;
a ram body, each of the rams being rotationally attached to the ram body; and
an actuator member, each of the rams being rotationally attached to the actuator member at the pivot point of the ram so that each of the rams rotates about the pivot point of the ram as the actuator member is moved linearly relative to the ram body.
2. The leak containment system according to claim 1 , where each of the rams are rotationally attached to the actuating arm assembly.
3. The leak containment system according to claim 1 , where when the actuating arm assembly is in a contracted position, the ram sealing system is in the closed position, and when the actuating arm assembly is in a spread position, the ram sealing system is in an open position.
4. The leak containment system according to claim 1 , where the sealing chamber is split longitudinally and one of the rams is secured to the sealing chamber.
5. The leak containment system according to claim 1 , where the sealing chamber has chamber seals that seal mating surfaces of the sealing chamber when the ram sealing system is in the closed position.
6. The leak containment system according to claim 1 , where the sealing chamber is a seamless tubular member.
7. The leak containment system according to claim 1 , where when the ram sealing system is in the closed position, the engaging surface is operable to seal against an operating pressure of the fluid flow member.
8. The leak containment system according to claim 1 , where when the engaging surface is an arc shaped seal and when the ram sealing system is in the closed position, the engaging surface seals around an outer circumference of the fluid flow member.
9. A leak containment system for sealing around a fluid flow member, the leak containment system having:
a ram sealing system mounted on a mobile vehicle, the ram sealing system having:
a sealing chamber operable to maintain a seal around an outer diameter of the fluid flow member, the fluid flow member having a fluid flow path containing a fluid under pressure;
a ram assembly secured to each end of the sealing chamber, each ram assembly having:
a pair of rams, each ram having a pivot point and an engaging surface, the engaging surface sized and shaped to seal around the fluid flow member, where one of the rams of each ram assembly is connected to the sealing chamber;
an actuating arm assembly connected to one of the rams and operable to move the ram between a spread position where the ram sealing system is in an open position and a contracted position where the ram sealing system is in a closed position; and
a ram body, each of the rams being rotationally attached to the ram body; where
the actuating arm assembly includes an actuator member, each of the rams being rotationally attached to the actuator member at the pivot point of the ram so that each of the rams rotates about the pivot point of the ram as the actuator member is moved linearly relative to the ram body.
10. The leak containment system according to claim 9 , where the sealing chamber has chamber seals that seal against an operating pressure of the fluid flow member.
11. The leak containment system according to claim 9 , where when the ram sealing system is in the closed position, the engaging surface is operable to seal against an operating pressure of the fluid flow member.
12. The leak containment system according to claim 9 , where the engaging surface is an arc shaped seal and when the ram sealing system is in the closed position, the engaging surface seals around an outer circumference of the fluid flow member.
13. A method for sealing around a fluid flow member with a leak containment system, the method including:
locating a ram sealing system mounted on a mobile vehicle proximate to the fluid flow member;
circumscribing the fluid flow member with a sealing chamber of the ram sealing system, the sealing chamber having a ram assembly located at an end of the sealing chamber, the ram assembly having a ram body and a pair of rams rotationally attached to the ram body;
actuating the pair of rams with an actuating arm assembly of the ram assembly to move the ram sealing system to a closed position so that an engaging surface of the rams seal around the fluid flow member, the actuating arm assembly being connected to one of the rams: where
each of the rams has a pivot point and is rotationally attached to an actuator member at the pivot point of the ram so that each of the rams rotates about the pivot point of the ram as the actuator member is moved linearly relative to the ram body.
14. The method according to claim 13 , where actuating the pair of rams with the actuating arm assembly includes moving the actuating arm assembly between a spread position and a contracted position with the actuator member.
15. The method according to claim 13 , where the sealing chamber has chamber seals that seal mating surfaces of the sealing chamber when the ram sealing system is in the closed position.
16. The method according to claim 13 , where when the ram sealing system is in the closed position, the engaging surface is operable to seal against an operating pressure of the fluid flow member.
17. The method according to claim 13 , where the engaging surface is an arc shaped seal and the method further includes sealing around an outer circumference of the fluid flow member when the ram sealing system is in the closed position.