Apparatus, systems and method for oil and gas operations

A subsea oil and gas production installation comprising:

• a subsea well and a subsea flow system in communication with the subsea well, the subsea flow system comprising a jumper flow line;
• and
• a flow access apparatus;
• wherein the flow access apparatus comprises:
• a body that comprises a single flow access interface for connecting at least one of an inlet and an outlet of a subsea process apparatus to the flow access apparatus to provide at least one intervention path from the subsea process apparatus to the flow system via the flow access apparatus;
• and
• a plurality of connectors configured to connect the flow access apparatus to the flow system;
• wherein the body defines a plurality of flow paths, and each flow path fluidly connects one of the plurality of connectors to the single flow access interface to provide the at least one intervention path from the subsea process apparatus to the flow system;
• wherein a first connector of the plurality of connectors is connected to a flow line connector for the jumper flow line of the flow system;
• wherein the flow line connector for the jumper flow line comprises an external flow line connector, external to any:
• Christmas tree;
• subsea collection manifold system;
• subsea Pipe Line End Manifold (PLEM);
• subsea Pipe Line End Termination (PLET);
• and subsea Flow Line End Termination (FLET) of the flow system;
• and
• wherein a second connector of the plurality of connectors is connected to the jumper flow line.

A method of performing a subsea intervention operation, the method comprising:

• providing a subsea well and a subsea flow system in communication with the subsea well, the subsea flow system comprising a jumper flow line;
• providing a flow access apparatus on the subsea flow system, the flow access apparatus comprising:
• a body that comprises a single flow access interface for connecting at least one of an inlet and an outlet of a subsea process apparatus to the flow access apparatus to provide at least one intervention path from the subsea process apparatus to the subsea flow system via the flow access apparatus;
• and
• a plurality of connectors comprising a first connector and a second connector connecting the apparatus between a flow line connector for the jumper flow line of the flow system and the jumper flow line;
• wherein the flow line connector for the jumper flow line comprises an external flow line connector, external to any Christmas tree;
• subsea collection manifold system;
• subsea Pipe Line End Manifold (PLEM);
• subsea Pipe Line End Termination (PLET);
• and subsea Flow Line End Termination (FLET) of the flow system;
• wherein the body defines a plurality of flow paths, and each flow path fluidly connects the first connector and the second connector to the single flow access interface;
• providing the subsea process apparatus in use on the single flow access interface;
• and
• accessing the subsea flow system via the at least one intervention path, the at least one intervention path being at least partially formed through one of the flow paths defined by the body to the first connector or the second connector of the plurality of connectors.

A subsea oil and gas production installation comprising:

• a subsea well and a subsea flow system in communication with the subsea well, the subsea flow system comprising a jumper flow line;
• and
• a flow access apparatus;
• wherein the flow access apparatus comprises:
• a body that comprises a single flow access interface for connecting at least one of an inlet and an outlet of a subsea process apparatus to the flow access apparatus to provide at least one intervention path from the subsea process apparatus to the subsea flow system via the flow access apparatus;
• and
• a plurality of connectors configured to connect the flow access apparatus to the flow system;
• wherein the body defines a plurality of flow paths, and each flow path fluidly connects one of the plurality of connectors to the single flow access interface to provide the at least one intervention path from the subsea process apparatus to the subsea flow system;
• wherein a first connector of the plurality of connectors is connected to a flow line connector for the jumper flow line of the flow system at a location selected from at least one of a subsea collection manifold system;
• a subsea Pipe Line End Manifold (PLEM);
• a subsea Pipe Line End Termination (PLET);
• and a subsea Flow Line End Termination (FLET) of the subsea flow system;
• and
• wherein a second connector of the plurality of connectors is connected downstream of the jumper flow line.

A flow access apparatus for a flow system in communication with a subsea well of a subsea oil and gas production installation, the flow access apparatus comprising:

• a body;
• a plurality of connectors configured to connect the flow access apparatus to the flow system;
• and
• a flow access interface for connecting at least one of an inlet and an outlet of a subsea process apparatus to the flow access apparatus;
• wherein the body defines a plurality of flow paths, and each flow path fluidly connects one of the plurality of connectors to the flow access interface to provide an intervention path from a connected subsea process apparatus to the flow system in use;
• wherein the flow access interface comprises a plurality of flow access openings in a unitary connector,
• wherein each of the plurality of flow access openings corresponds to a respective flow path through the body of the flow access apparatus,
• wherein the flow access apparatus is configured to be connected to the flow system between a flow line connector for a jumper flow line, and a jumper flow line of the flow system, the flow line connector for the jumper flow line being an external flow line connector of any:
• Christmas tree;
• subsea collection manifold system;
• subsea Pipe Line End Manifold (PLEM);
• subsea Pipe Line End Termination (PLET);
• and subsea Flow Line End Termination (FLET) of the flow system;
• wherein a first connector of the plurality of connectors is configured to be connected to the flow line connector;
• and
• wherein a second connector of the plurality of connectors is configured to connect the flow access apparatus to the jumper flow line.

A subsea oil and gas production installation comprising:

• a subsea well and a subsea flow system in communication with the subsea well, the subsea flow system comprising a jumper flow line;
• and
• a flow access apparatus;
• wherein the flow access apparatus comprises:
• a body;
• a plurality of connectors configured to connect the apparatus to the flow system;
• and
• a flow access interface for connecting at least one of an inlet and an outlet of a subsea process apparatus to the flow access apparatus;
• wherein the body defines a plurality of flow paths, and each flow path fluidly connects one of the plurality of connectors to the flow access interface to provide an intervention path from a connected subsea process apparatus to the flow system;
• wherein the flow access interface comprises a plurality of flow access openings in a unitary connector;
• wherein each of the plurality of flow access openings corresponds to a respective flow path through the body of the flow access apparatus;
• wherein a first connector of the plurality of connectors is connected to a flow line connector for the jumper flow line of the flow system;
• wherein the flow line connector for the jumper flow line comprises an external flow line connector, external to any:
• Christmas tree;
• subsea collection manifold system;
• subsea Pipe Line End Manifold (PLEM);
• subsea Pipe Line End Termination (PLET);
• and subsea Flow Line End Termination (FLET) of the flow system;
• and
• wherein a second connector of the plurality of connectors is connected to the jumper flow line.

A method of performing a subsea intervention operation, the method comprising:

• providing a subsea well and a subsea flow system in communication with the subsea well, the subsea flow system comprising a jumper flow line;
• providing a flow access apparatus on the subsea flow system, the flow access apparatus comprising:
• a body;
• a plurality of connectors comprising a first connector and a second connector connecting the apparatus between a flow line connector for the jumper flow line of the flow system and the jumper flow line, and a flow access interface for connecting at least one of an inlet and an outlet of a subsea process apparatus to the flow access apparatus;
• wherein the flow line connector for the jumper flow line comprises an external flow line connector, external to any Christmas tree;
• subsea collection manifold system;
• subsea Pipe Line End Manifold (PLEM);
• subsea Pipe Line End Termination (PLET);
• and subsea Flow Line End Termination (FLET) of the flow system;
• wherein the body defines a plurality of flow paths, and each flow path fluidly connects the first connector and the second connector to the flow access interface;
• wherein the flow access interface comprises a plurality of flow access openings in a unitary connector;
• wherein each of the plurality of flow access openings corresponds to a respective flow path through the body of the flow access apparatus;
• providing the subsea process apparatus in use on the flow access interface;
• and
• accessing the subsea flow system via an intervention path formed through one of the flow paths defined by the body to the first connector or the second connector of the plurality of connectors.