System and method for landing retrievable process module

Abstract

A system includes a landing system configured to land a retrievable module on a subsea structure. The landing system includes a landing post, and a landing adjuster configured to adjust a position of the landing post relative to a landing side of the retrievable module.

1 . A system, comprising:
 a landing system configured to land a retrievable module on a subsea structure, the landing system comprising:
 an outer sleeve disposed about an inner sleeve; 
 a landing post; and 
 a landing adjuster coupled to an axial end of the inner sleeve and configured to adjust a position of the landing post relative to a landing side of the retrievable module. 
   
     
     
         2 . The system of  claim 1 , wherein the landing post comprises one or more compensators configured to move in response to a landing force. 
     
     
         3 . The system of  claim 2 , wherein the one or more compensators comprise one or more of a fluid compensator, a mechanical compensator, a magnetic compensator, or a combination thereof. 
     
     
         4 . The system of  claim 2 , wherein the one or more compensators comprise a plurality of compensators configured to actuate in a plurality of stages. 
     
     
         5 . The system of  claim 4 , wherein the plurality of compensators comprises a fluid compensator comprising a piston disposed in a chamber and a mechanical compensator comprising a spring. 
     
     
         6 . The system of  claim 2 , comprising a plurality of landing systems configured to land the retrievable module on the subsea structure, wherein each of the plurality of landing systems comprises the landing post and the landing adjuster. 
     
     
         7 . The system of  claim 1 , wherein the landing adjuster is configured to adjust the position to stabilize landing of different masses, centers of gravity, or a combination thereof, of the retrievable module. 
     
     
         8 . The system of  claim 1 , wherein the landing adjuster is configured to adjust the position of the landing post relative to the landing side of the retrievable module in one or more directions relative to the landing side. 
     
     
         9 . The system of  claim 1 , wherein the landing adjuster is configured to adjust the position of the landing post relative to the landing side of the retrievable module in a first direction crosswise to the landing side. 
     
     
         10 . The system of  claim 9 , wherein the landing adjuster is configured to adjust the position of the landing post relative to the landing side of the retrievable module in a second direction along the landing side. 
     
     
         11 . The system of  claim 10 , wherein the first direction is vertical, and the second direction is horizontal. 
     
     
         12 . The system of  claim 1 , wherein the landing adjuster comprises a manual landing adjuster, an automatic landing adjuster, or a combination thereof. 
     
     
         13 . The system of  claim 1 , wherein the landing adjuster comprises one or more threaded landing adjusters. 
     
     
         14 . The system of  claim 1 , comprising the retrievable module including one or more of a valve, a pump, a compressor, a flowmeter, a sensor, a chemical injection system, a fluid intervention system, a subsea sampling system, a tree conversion system, a high-integrity pressure protection system, a fluid conduit, a fluid tank, an accumulator, an actuator, a choke, a controller, or any combination thereof. 
     
     
         15 . The system of  claim 14 , comprising the subsea structure including a subsea tree, a subsea manifold, or a combination thereof. 
     
     
         16 . A system, comprising:
 a retrievable module; and   a landing system configured to land the retrievable module on a subsea structure, the landing system comprising:
 an outer sleeve disposed about an inner sleeve; 
 a landing post comprising one or more compensators configured to move in response to a landing force; and 
 a landing adjuster coupled to an axial end of the inner sleeve and configured to adjust a position of the landing post relative to a landing side of the retrievable module. 
   
     
     
         17 . The system of  claim 16 , wherein the landing adjuster is configured to adjust the position of the landing post relative to the landing side of the retrievable module in one or more directions relative to the landing side, wherein the landing adjuster is configured to adjust the position to stabilize landing of different masses, centers of gravity, or a combination thereof, of the retrievable module. 
     
     
         18 . The system of  claim 16 , wherein the one or more compensators comprise one or more of a fluid compensator, a mechanical compensator, a magnetic compensator, or a combination thereof, wherein the one or more compensators are configured to actuate in one or more stages. 
     
     
         19 . The system of  claim 16 , comprising the subsea structure including a subsea tree, a subsea manifold, or a combination thereof. 
     
     
         20 . A method, comprising:
 landing a retrievable module on a subsea structure via a landing system, comprising:
 moving one or more compensators of a landing post in response to a landing force; 
 adjusting a position of the landing post in a first direction relative to a landing side of the retrievable module via a landing adjuster; and 
 adjusting the position of the landing post in a second direction relative to the landing side of the retrievable module via the landing adjuster.