POWER SUPPLY AND DISTRIBUTION SYSTEM AND AN ASSOCIATED METHOD THEREOF

• US 20170005468A1
• Filed: 06/30/2015
• Published: 01/05/2017
• Est. Priority Date: 06/30/2015
• Status: Abandoned Application

• Current Assignee: General Electric Company
• Original Assignee: General Electric Company
• Inventors: Tenca, Pierluigi
• Application Number:
  US14/755,214
• Publication Number:
  US 20170005468A1
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: H01F 27/10 Liquid cooling
• CPC Class Codes: H01F 27/266 Fastening or mounting the core on casing or support on coil H01F27/30
• CPC Class Codes: H01F 30/10 Single-phase transformers H01F30/16 takes precedence
• CPC Class Codes: H01F 38/00 Adaptations of transformers or inductances for specific applications or functions
• CPC Class Codes: H01F 41/00 Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
• CPC Class Codes: H02J 3/00 Circuit arrangements for ac mains or ac distribution networks
• CPC Class Codes: H02J 50/10 using inductive coupling
• CPC Class Codes: H02J 50/402 the two or more transmitting or the two or more receiving devices being integrated in the same unit, e.g. power mats with several coils or antennas with several sub-antennas

Abstract

A power supply and distribution system is presented. The power supply and distribution system includes a subsea magnetic device disposed in a predefined pattern along a wall of a subsea vessel. The subsea magnetic device includes a first conductor, a second conductor, and a plurality of cores, where at least one of the first conductor and the second conductor extends through at least one of the plurality of cores. A first geometrical dimension of the subsea magnetic device is substantially larger than a second geometrical dimension or a third geometrical dimension of the subsea magnetic device. Further, the power supply and distribution system includes a power converter coupled to the subsea magnetic device.

Claims

1. A power supply and distribution system, comprising:

a subsea magnetic device disposed in a predefined pattern along a wall of a subsea vessel, wherein the subsea magnetic device comprises;

a first conductor;

a second conductor;

a plurality of cores, wherein at least one of the first conductor and the second conductor extends through at least one of the plurality of cores;

wherein a first geometrical dimension of the subsea magnetic device is substantially larger than a second geometrical dimension or a third geometrical dimension of the subsea magnetic device; and

a power converter coupled to the subsea magnetic device.

2. The system of claim 1, further comprising a plurality of support structures, wherein the plurality of support structures secures the plurality of cores to the wall of the subsea vessel.

3. The system of claim 2, wherein each of the plurality of cores, comprises a first half-core and a second half-core.

4. The system of claim 3, wherein each of the plurality of support structures, is configured to hold the first half-core against the second half-core of the corresponding core.

5. The system of claim 1, wherein at least one of the plurality of cores, comprises a hole, wherein at least one of the first and second conductors extend through the hole of the at least one core.

6. The system of claim 1, wherein the predefined pattern is a helical pattern.

7. The system of claim 1, wherein the predefined pattern is a circular pattern.

8. The system of claim 1, wherein the subsea magnetic device comprises a transformer.

9. The system of claim 1, wherein the subsea magnetic device comprises an inductor.

10. The system of claim 1, wherein the first geometrical dimension is at least five times the second or third geometrical dimensions of the subsea magnetic device.

11. The system of claim 1, wherein the subsea magnetic device is disposed in the predefined pattern along an inner peripheral surface of the wall.

12. The system of claim 1, wherein the subsea magnetic device is disposed in the predefined pattern along an outer peripheral surface of the wall.

13. The system of claim 1, wherein the plurality of cores comprises a rectangular shaped core, a circular shaped core, or a combination thereof.

14. The system of claim 1, wherein the first geometrical dimension, the second geometrical dimension, and the third geometrical dimension of the subsea magnetic device have a same measurement unit.

15. The system of claim 1, wherein a volume of at least one of the plurality of cores is substantially less than a volume of the subsea magnetic device.

16. The system of claim 15, wherein the volume of at least one of the plurality of cores is 20% of the volume of the subsea magnetic device.

17. The system of claim 1, wherein the plurality of cores comprise a flexible core, a rigid core, or a combination thereof.

18. The system of claim 17, wherein at least one of the flexible core or the rigid core is disposed along a longitudinal direction of at least one of the first and second conductors.

19. A method for installing a power supply and distribution system, comprising:

disposing a subsea magnetic device in a predefined pattern along a wall of a subsea vessel, wherein disposing the subsea magnetic device comprises;

disposing a plurality of cores;

disposing at least one of a first conductor and a second conductor extending through at least one of the plurality of cores;

wherein a first geometrical dimension of the subsea magnetic device is substantially larger than a second geometrical dimension or a third geometrical dimension of the subsea magnetic device; and

coupling a power converter to the subsea magnetic device.

20. The method of claim 19, further comprising disposing the first conductor proximate to the second conductor.

21. The method of claim 20, further comprising disposing a thermal conducting pipe configured to circulate a coolant fluid, proximate to the first and second conductors.

22. The method of claim 19, further comprising securing the plurality of cores to the wall of the subsea vessel via a plurality of support structures.

23. The method of claim 19, further comprising winding at least one of the first conductor and the second conductor around at least one core of the plurality of cores to form one or more turns around the at least one core of the plurality of cores.

24. A method for operation of a subsea magnetic device employed in a power supply and distribution system, comprising:

providing a current to at least one of a first conductor and a second conductor of the subsea magnetic device through a power converter, wherein subsea magnetic device is disposed in a predefined pattern along a wall of a subsea vessel, wherein the subsea magnetic device further comprises a plurality of cores, wherein at least one of the first and second conductors extend through at least one of the plurality of cores;

wherein a first geometrical dimension of the subsea magnetic device is substantially larger than a second geometrical dimension or a third geometrical dimension of the subsea magnetic device;

generating a first magnetic field due to the current flowing through at least one of the first and second conductors; and

interacting the first magnetic field with a second magnetic field generated from at least one of the plurality of cores.

25. The method of claim 24, further comprising generating an electromagnetic coupling between the first conductor and the second conductor.