Unmanned underwater vehicle, system and method for the maintenance and inspection of underwater facilities

Patent metadata

Field	Value
Publication number	US-10604221-B2
Application number	US-201716082439-A
Country	US
Kind code	B2
Filing date	Mar 10, 2017
Priority date	Mar 11, 2016
Publication date	Mar 31, 2020
Grant date	Mar 31, 2020

Abstract

An unmanned underwater vehicle of a system for the maintenance and inspection of permanent underwater facilities having a first interface configured for structurally and functionally coupling to an operational module selected on the basis of specific needs from a plurality of interchangeable operational modules featuring different characteristics, and a second interface configured for structurally and functionally coupling to a power and communication module selected on the basis of specific needs from a plurality of interchangeable power and communication modules featuring different characteristics.

First claim

The invention is claimed as follows:

1. An unmanned underwater vehicle to maintain and inspect a permanent underwater facility, the unmanned underwater vehicle comprising:
a frame;
at least one buoy;
a plurality of thrusters;
a first interface structurally and functionally couplable to an operational module that is selected, based on a first specific need, from a plurality of interchangeable operational modules featuring different characteristics; and
a second interface structurally and functionally couplable to a power and communication module that is selected, based on a second specific need, from a plurality of interchangeable power and communication modules featuring different characteristics.

2. The unmanned underwater vehicle of claim 1 , wherein the first interface and the second interface are functionally interconnected to mutually transfer power and signals.

3. The unmanned underwater vehicle of claim 1 , further comprising at least one power accumulator and a control unit.

4. The unmanned underwater vehicle of claim 1 , further comprising a plurality of navigation sensors.

5. The unmanned underwater vehicle of claim 4 , wherein the plurality of navigation sensors are selected from the group consisting of: a gyrocompass, a speed sensor, an accelerometer, an acoustic positioning system, and an obstacle avoidance system.

6. A permanent underwater facility maintenance and inspection system comprising:
a plurality of operational modules featuring different characteristics, the plurality of operational modules comprising at least one manipulator operational module, at least one tool operational module, and at least one inspection operational module;
a plurality of power and communication modules featuring different characteristics; and
an unmanned underwater vehicle comprising:
a first interface structurally and functionally couplable to one of the plurality of operational modules, wherein the operational module is selected based on a first specific need; and
a second interface structurally and functionally couplable to one of the plurality of power and communication modules, wherein the power and communication module is selected based on a second specific need.

7. The permanent underwater facility maintenance and inspection system of claim 6 , wherein the manipulator operational module comprises a third interface structurally and functionally couplable to the first interface of the unmanned underwater vehicle.

8. The permanent underwater facility maintenance and inspection system of claim 7 , wherein the manipulator operational module comprises a electrically driven manipulator arm.

9. The permanent underwater facility maintenance and inspection system of claim 6 , wherein the tool operational module comprises a tool, an actuator and a third interface structurally and functionally couplable to the first interface of the unmanned underwater vehicle.

10. The permanent underwater facility maintenance and inspection system of claim 6 , wherein the inspection operational module comprises at least one probe and a third interface structurally and functionally couplable to the first interface of the unmanned underwater vehicle.

11. The permanent underwater facility maintenance and inspection system of claim 6 , wherein each operational module is powered by one of the power and communication modules through the unmanned underwater vehicle.

12. A permanent underwater facility maintenance and inspection system comprising:
a plurality of operational modules featuring different characteristics;
a plurality of power and communication modules featuring different characteristics, the plurality of power and communication modules comprising a cable power and cable communication module, a battery power and wireless communication module, and a battery power and cable communication module; and
an unmanned underwater vehicle comprising:
a first interface structurally and functionally couplable to one of the plurality of operational modules, wherein the operational module is selected based on a first specific need; and
a second interface structurally and functionally couplable to one of the plurality of power and communication modules, wherein the power and communication module is selected based on a second specific need.

13. The permanent underwater facility maintenance and inspection system of claim 12 , wherein the cable power and cable communication module comprises a power supply block, a power and data transmission cable, and a third interface structurally and functionally couplable to the second interface of the unmanned underwater vehicle.

14. The permanent underwater facility maintenance and inspection system of claim 12 , wherein the battery power and wireless communication module comprises a battery block, a transceiver, and a third interface structurally and functionally couplable to the second interface of the unmanned underwater vehicle.

15. The permanent underwater facility maintenance and inspection system of claim 12 , wherein the battery power and cable communication module comprises a battery block, a data cable, and a third interface structurally and functionally couplable to the second interface of the unmanned underwater vehicle.

16. The permanent underwater facility maintenance and inspection system of claim 12 , wherein each operational module is powered by one of the power and communication modules through the unmanned underwater vehicle.

17. A permanent underwater facility maintenance and inspection system comprising:
a plurality of operational modules featuring different characteristics;
a plurality of power and communication modules featuring different characteristics; and
an unmanned underwater vehicle comprising:
a first interface structurally and functionally couplable to one of the plurality of operational modules, wherein each operational module powerable independently of the unmanned underwater vehicle and the one of the plurality of operational modules is selected based on a first specific need; and
a second interface structurally and functionally couplable to one of the plurality of power and communication modules, wherein the power and communication module is selected based on a second specific need.

18. A permanent underwater facility maintenance and inspection system comprising:
a plurality of operational modules featuring different characteristics;
a plurality of power and communication modules featuring different characteristics;
an unmanned underwater vehicle comprising:
a first interface structurally and functionally couplable to one of the plurality of operational modules, wherein the operational module is selected based on a first specific need; and
a second interface structurally and functionally couplable to one of the plurality of power and communication modules, wherein the power and communication module is selected based on a second specific need; and

a base station to house the unmanned underwater vehicle, the operational modules, and the power and communication modules.

19. The permanent underwater facility maintenance and inspection system of claim 18 , further comprising a plurality of parking stations which are configured for recharging a plurality of batteries.

20. The permanent underwater facility maintenance and inspection system of claim 18 , wherein said base station comprises cable and wireless communication systems in communication with the unmanned underwater vehicle.

21. The permanent underwater facility maintenance and in

Assignees

• Saipem Spa

Inventors

• Bonel Paolo
• Massari Giovanni
• Lazzarin Diego

Classifications

• B63G8/001 Primary

  Underwater vessels adapted for special purposes, e.g. unmanned underwater vessels; Equipment specially adapted therefor, e.g. docking stations (self-propelled or direction controlled diving chambers with mechanical link to a base B63C11/42) · CPC title

• B63C11/52

  Tools specially adapted for working underwater, not otherwise provided for · CPC title

• B63G2008/005

  remotely controlled · CPC title

• B63G2008/007

  by means of a physical link to a base, e.g. wire, cable or umbilical · CPC title

• B63G2008/008

  Docking stations for unmanned underwater vessels, or the like · CPC title