IP Library Granted Patent US 8,523,454
Granted Patent B2
US 8,523,454 · App. 13/418,698 · Granted Sep 3, 2013

Fiber optic splice housing and integral dry mate connector system

Inventors: Paul D. Ringgenberg (Frisco, TX); Neal G. Skinner (Lewisville, TX); John L. Maida, Jr. (Houston, TX); David O. Johnson (The Woodlands, TX)
Assignee: Halliburton Energy Services, Inc.
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Quick Facts
Patent No.
US 8,523,454
App. No.
13/418,698
Granted
Sep 3, 2013
Kind
B2
Abstract

A fiber optic splice housing and integral dry mate connector system. In a described embodiment, a fiber optic connection system includes optical fiber sections in respective conduit sections. Each of the conduit sections is received in the housing assembly. An optical connection between the optical fiber sections is positioned within the housing assembly.

Claims (31)

1. An optical distributed temperature sensing system, comprising:

a first optical fiber extending along an interval, so that portions of the first optical fiber are exposed to different temperatures in the interval; and

a storage apparatus having a substantial length of the first optical fiber stored therein, so that the substantial length of the first optical fiber is at a same temperature in the storage apparatus.

2. The system of claim 1 , further comprising a differential attenuation value of the system adjusted so that the system indicates that a temperature of the entire substantial length of the first optical fiber is the same.

3. The system of claim 1 , wherein multiple substantial lengths of the first optical fiber are stored in respective multiple spaced apart storage apparatuses.

4. The system of claim 3 , further comprising multiple differential attenuation values of the system adjusted so that each of the substantial lengths of the first optical fiber are indicated by the system as being at a respective same temperature.

5. The system of claim 1 , further comprising a temperature sensing element in the storage apparatus, so that the temperature of the temperature sensing element is at the same temperature as the substantial length of the first optical fiber.

6. The system of claim 5 , wherein the temperature sensing element is associated with a second optical fiber.

7. The system of claim 6 , wherein the temperature sensing element is a fiber Bragg grating formed on the second optical fiber.

8. The system of claim 6 , wherein the temperature sensing element is an interferometric temperature sensor.

9. The system of claim 5 , wherein the system is calibrated so that the system indicates that the substantial length of the first optical fiber is at the same temperature as indicated by the temperature sensing element.

10. The system of claim 5 , wherein a differential attenuation value of the system is adjusted so that the system indicates that the entire substantial length of the first optical fiber is at the same temperature as indicated by the temperature sensing element.

11. The system of claim 1 , further comprising multiple substantial lengths of the first optical fiber stored in respective multiple storage apparatuses spaced apart along the interval, and respective multiple differential attenuation values of the system adjusted so that the system indicates that each entire substantial length of the first optical fiber is at the respective same temperature.

12. The system of claim 11 , further comprising multiple temperature sensing elements, each of the temperature sensing elements being disposed in a respective one of the storage apparatuses, so that each temperature sensing element is at the same temperature as the respective substantial length of the first optical fiber.

13. The system of claim 12 , wherein the differential attenuation values are adjusted so that the system indicates that each substantial length of the first optical fiber is the same as a temperature indicated by the respective temperature sensing element.

14. The system of claim 1 , wherein the first optical fiber comprises a multi-mode optical fiber.

15. An optical distributed temperature sensing system, comprising:

a first optical fiber extending along an interval, so that portions of the first optical fiber are exposed to different temperatures in the interval;

a storage apparatus having a substantial length of the first optical fiber stored therein, so that the substantial length of the first optical fiber is at a same temperature in the storage apparatus; and

a temperature sensing element positioned so that the temperature sensing element is at the same temperature as the substantial length of the first optical fiber.

16. The system of claim 15 , wherein the temperature sensing element is external to the storage apparatus.

17. The system of claim 15 , wherein the temperature sensing element is internal to the storage apparatus.

18. The system of claim 15 , wherein the temperature sensing element senses temperature independently of the first optical fiber.

19. The system of claim 15 , wherein the temperature sensing element is an optical device.

20. The system of claim 15 , wherein the temperature sensing element is an electrical device.

21. The system of claim 15 , wherein the temperature sensing element is a mechanical device.

22. The system of claim 15 , wherein the temperature sensing element is associated with a second optical fiber.

23. The system of claim 22 , wherein the temperature sensing element is a fiber Bragg grating formed on the second optical fiber.

24. The system of claim 22 , wherein the temperature sensing element is an interferometric temperature sensor.

25. The system of claim 15 , wherein the system is calibrated so that the system indicates that the substantial length of the first optical fiber is at the same temperature as indicated by the temperature sensing element.

26. The system of claim 15 , wherein a differential attenuation value of the system is adjusted so that the system indicates that the entire substantial length of the first optical fiber is at the same temperature as indicated by the temperature sensing element.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 13, 2012
From: RINGGENBERG, PAUL D.; SKINNER, NEAL G.; MAIDA, JOHN L., JR.; JOHNSON, DAVID O.
To: HALLIBURTON ENERGY SERVICES, INC.
Reel/Frame 027853/0454 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 13, 2012
From: HALLIBURTON ENERGY SERVICES, INC.
To: WELLDYNAMICS, BV
Reel/Frame 027854/0076 →
Continuity (3)
Division 12633333 · Dec 8, 2009
Division 10873849 · Jun 22, 2004
Related Publication 20120170614A1 · Jul 5, 2012