CN209766059U - Umbilical cable with armor layer for hose composite strong-current underwater production system - Google Patents
Umbilical cable with armor layer for hose composite strong-current underwater production system Download PDFInfo
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- CN209766059U CN209766059U CN201920849930.2U CN201920849930U CN209766059U CN 209766059 U CN209766059 U CN 209766059U CN 201920849930 U CN201920849930 U CN 201920849930U CN 209766059 U CN209766059 U CN 209766059U
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Abstract
The utility model relates to a take compound forceful electric power of hose of armor umbilical cable for underwater production system, its characterized in that: the umbilical cable comprises an umbilical cable main body, an inner sheath used for coating the umbilical cable main body, an armored wire layer coating the inner sheath, and an outer sheath used for coating the armored wire layer; the umbilical cable body comprises a strong electric cable unit arranged in the center of the umbilical cable body, two groups of weak electric cable units, a plurality of groups of hose units, an optical fiber unit and a filling unit filled among the strong electric cable unit, the weak electric cable unit, the hose unit and the optical fiber unit, wherein the two groups of weak electric cable units, the hose units and the optical fiber unit are arranged outside the strong electric cable unit.
Description
Technical Field
The utility model relates to an umbilical cable of deep water oil gas resource development especially relates to the compound forceful electric power of hose of taking armor umbilical cable for production system under water belongs to the technical field of oil gas production system under water.
Background
With the rapid growth of the world ocean oil and gas industry, the development of deep water oil and gas is more and more emphasized, the lifting and control problems of oil and gas fields are caused by long distance and ultra deep water, and the maturity of high-power equipment technologies such as an underwater wet gas compressor, an underwater multiphase mixed transportation pump and the like provides more selection schemes for the development of deep and open sea. However, the transmission power of the traditional umbilical cable is small, generally 2-3 kW, the voltage level is low, the umbilical cable is mainly used for supplying power to underwater low-voltage electrical equipment such as an underwater control module, when high-power equipment such as an underwater moisture compressor and an underwater multiphase pump is supplied with power, a high-power cable needs to be arranged to supply power to the umbilical cable, and the problem caused by the fact that the equipment cost and the installation cost of the umbilical cable and the submarine cable of an underwater production system are higher and higher is solved.
The conventional umbilical adopting the steel pipe has the problem that the weight of the umbilical is larger and larger along with the increase of water depth due to the self-weight influence of the steel pipe, and the fatigue performance of the steel pipe is also a challenge to the service life of the umbilical.
Disclosure of Invention
To the problem, the utility model aims at providing a take compound forceful electric power of hose of armor umbilical cable for underwater production system, this umbilical cable can be when carrying high-power electric energy, and light in weight, fatigue resistance can be good.
In order to achieve the above object, the utility model discloses a following technical scheme, a take compound forceful electric power of hose of armor umbilical cable for underwater production system, its characterized in that: the umbilical cable comprises an umbilical cable main body, an inner sheath used for coating the umbilical cable main body, an armored wire layer coating the inner sheath, and an outer sheath used for coating the armored wire layer;
The umbilical cable body comprises a strong electric cable unit arranged in the center of the umbilical cable body, two groups of weak electric cable units, a plurality of groups of hose units, an optical fiber unit and a filling unit filled among the strong electric cable unit, the weak electric cable unit, the hose unit and the optical fiber unit, wherein the two groups of weak electric cable units, the hose units and the optical fiber unit are arranged outside the strong electric cable unit.
Preferably, the hose unit comprises a large-diameter hose unit and a small-diameter hose unit, and the large-diameter hose unit and the small-diameter hose unit both comprise hoses and hose sheaths covering the outsides of the hoses.
Preferably, the hose sheath is made of polyethylene material; the diameter range of the hose of the large-diameter hose unit is 0.75-1.5 inches, and the diameter range of the hose of the small-diameter hose unit is 0.25-0.75 inches.
Preferably, the high voltage cable unit includes three-phase high voltage cables, a high voltage cable pack filled between the three-phase high voltage cables, and a high voltage cable wrapping tape for wrapping the three-phase high voltage cables and the high voltage cable pack; the strong current cables of all phases respectively comprise a strong current cable conductor arranged in the center, a strong current cable conductor shield, a strong current cable conductor insulator, a strong current cable conductor insulation shield, a strong current cable metal shield and a strong current cable inner sheath, wherein the strong current cable conductor shield, the strong current cable conductor insulation shield, the strong current cable metal shield and the strong current cable inner sheath are sequentially wrapped outside the strong current cable conductor from inside to outside.
Preferably, two groups of the weak current cable units are distributed on two outer sides of the strong current cable unit and are separated by the hose unit, the optical fiber unit and the filling unit.
Preferably, the two groups of weak current cable units have the same structure and respectively comprise a weak current cable conductor, a weak current cable filling filled in the weak current cable conductor, and a weak current cable conductor insulation, a weak current cable conductor sheath, a weak current metal shield and a weak current unit outer layer sheath which are sequentially wrapped outside the weak current cable conductor.
Preferably, the weak current cable conductor is formed by stranding four cores after the insulation and the insulation of the bare copper stranded wire cross-linked polyethylene weak current cable conductor are extruded.
Preferably, the optical fiber unit is wrapped in the strong electric cable unit, the optical fiber unit is a conventional optical fiber unit, and the optical fiber unit comprises an optical fiber group consisting of optical fibers, ointment and a hose sheath, and an optical unit reinforcing steel wire and an optical fiber unit sheath wrapped outside the optical fiber group.
The utility model discloses owing to take above technical scheme, it has following advantage:
1. The utility model adopts the hose unit to replace the steel pipe, the hose can adapt to the dynamic environment in the deep water environment relative to the steel pipe, the fatigue resistance is good, the fatigue problem of the umbilical cable can be effectively solved, and the service life of the umbilical cable is prolonged; the cost of the hose is lower than that of the steel pipe, and the number of suppliers is more than that of the steel pipe suppliers; simultaneously, hose light in weight, the deep more, the dead weight of umbilical cable is big more, adopts the hose can effectively reduce the dead weight of umbilical cable, reduces the quantity of strengthening the unit on the umbilical cable, makes umbilical cable more be applicable to the deep water environment, has better economic nature.
2. The utility model discloses an optic fibre unit parcel can reduce the requirement of whole umbilical cable stranding process to the stranding equipment in the forceful electric power cable unit, reduces the stranding cost of umbilical cable.
3. The utility model discloses owing to be provided with the armor in the umbilical cable outside, can provide great working tension, make the umbilical cable more be applicable to the ultra-deep water environment.
4. The utility model discloses owing to be provided with forceful electric power cable unit and two weak current cable units in the umbilical, can transmit high-power high-voltage forceful electric power simultaneously to and functions such as low pressure weak current, control signal and chemical agent injection, equipment cost and installation cost are lower.
5. The utility model discloses with the setting of forceful electric power cable unit at umbilical cable main part center, improved the stability can of umbilical cable totality. Therefore, the utility model discloses can the wide application in oil gas production system's under water technical field.
Drawings
Fig. 1 is a schematic cross-sectional structure of the present invention.
In the figure, 1, an umbilical cable; 2. an inner sheath; 3. armor with a wire layer; 4. an outer sheath; 5. a strong electric cable unit; 51. a strong current cable; 511. a high current cable conductor; 512. a strong current cable conductor shield; 513. strong electrical cable conductor insulation 513; 514. a strong current cable conductor insulation shield; 515. a strong electric cable metal shield; 516. an internal sheath of the high-voltage cable; 52. filling a strong current cable; 53. a strong electric cable wrapping tape; 6. a weak current cable unit; 61. a weak current cable conductor; 62. insulating a weak current cable conductor; 63. a weak current cable conductor sheath; 64. filling a weak current cable; 65. weak current metal shielding; 66. an outer sheath of the weak current unit; 7. a hose unit; 71. a large-diameter hose unit; 72. a small-diameter hose unit; 73. a hose; 74. a hose sheath; 8. an optical fiber unit; 81. a group of optical fibers; 82. a light unit reinforcing steel wire; 83. an optical fiber unit jacket; 9. and filling the cells.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
as shown in figure 1, the utility model provides a pair of take compound forceful electric power of hose of armor umbilical cable for underwater production system, including umbilical cable main part 1, the oversheath 4 that is used for the armor belted steel silk layer 3 of inner sheath 2, the cladding inner sheath 2 of cladding umbilical cable main part 1 and is used for cladding armor belted steel silk layer 3. The umbilical cable body 1 comprises a strong electric cable unit 5 arranged in the center of the umbilical cable body 1, two groups of weak electric cable units 6, a plurality of groups of hose units 7 and optical fiber units 8 arranged outside the strong electric cable unit 5, and filling units 9 filled among the strong electric cable unit 5, the weak electric cable units 6, the hose units 7 and the optical fiber units 8.
In the above embodiment, it is preferable that the hose unit 7 includes the large diameter hose unit 71 and the small diameter hose unit 72, and each of the large and small diameter hose units 71, 72 includes the hose 73 and the hose cover 74 covering the outside of the hose 73. The hose sheath 74 is made of polyethylene material and can be used as a buffer layer between the hose unit 7 and the strong electric cable unit 5, the weak electric cable unit 6 and the inner sheath 2, so that abrasion among the units is prevented, and the service life of the umbilical cable is prolonged. Preferably, the large diameter hose unit 71 has a hose diameter in the range of 0.75 inches to 1.5 inches, and the small diameter hose unit 72 has a hose diameter in the range of 0.25 inches to 0.75 inches.
In the above embodiment, the high voltage cable unit 5 preferably includes three-phase high voltage cables 51, a high voltage cable packing 52 filled between the three-phase high voltage cables 51, and a high voltage cable wrapping 53 for wrapping the three-phase high voltage cables 51 and the high voltage cable packing 52. Each phase of the high voltage cable 51 includes a high voltage cable conductor 511 disposed at the center, a high voltage cable conductor shield 512 covering the high voltage cable conductor 511 from the inside to the outside, a high voltage cable conductor insulation 513, a high voltage cable conductor insulation shield 514, a high voltage cable metal shield 515, and a high voltage cable inner sheath 516. Because the power strong-current cable has larger outer diameter and mass, the power strong-current cable is placed in the center of the umbilical cable, and the integral stability of the umbilical cable can be effectively ensured.
In the above embodiment, preferably, the two groups of weak current cable units 6 are distributed on both outer sides of the strong current cable unit 5 and are separated by the hose unit 7, the optical fiber unit 8 and the filling unit 9. The two groups of weak current cable units 6 have the same structure and respectively comprise a weak current cable conductor 61, a weak current cable filler 64 filled in the weak current cable conductor 61, a weak current cable conductor insulator 62, a weak current cable conductor sheath 63, a weak current metal shield 65 and a weak current unit outer layer sheath 66, wherein the weak current cable conductor insulator 62, the weak current cable conductor sheath 63, the weak current metal shield 65 and the weak current unit outer layer sheath are sequentially coated outside the weak current cable conductor 61. The weak current cable conductor 61 is formed by stranding four cores after insulation extrusion of a bare copper stranded wire crosslinked polyethylene weak current cable conductor insulation 62.
In the above embodiment, it is preferable that the optical fiber unit 8 is a conventional optical fiber unit, the optical fiber unit 8 is wrapped in the strong electric cable unit 5, and the optical fiber unit 8 includes an optical fiber group 81 composed of an optical fiber, ointment, and a hose sheath, and an optical unit reinforcing steel wire 82 and an optical fiber unit sheath 83 wrapped outside the optical fiber group 81. Because the number of the structural units of the strong electric cable unit 5 is small, the requirement on the cable former is not high, and the optical fiber unit 8 is integrated into the strong electric cable unit 5, the requirement of the whole umbilical cable forming process on cable forming equipment can be reduced, and the cable forming cost of the umbilical cable is reduced.
The present invention has been described only with reference to the above embodiments, and the structure, arrangement position and connection of the components may be changed. On the basis of the technical scheme of the utility model, the all sides according to the utility model discloses the principle is all not excluded to the improvement that individual part goes on or the transform of equivalence the utility model discloses a protection scope is outside.
Claims (8)
1. The utility model provides a take compound forceful electric power of hose of armor umbilical cable for underwater production system which characterized in that: the umbilical cable comprises an umbilical cable main body (1), an inner sheath (2) used for coating the umbilical cable main body (1), an armored wire layer (3) coating the inner sheath (2), and an outer sheath (4) used for coating the armored wire layer (3);
The umbilical cable body (1) comprises a strong electric cable unit (5) arranged in the center of the umbilical cable body (1), two groups of weak electric cable units (6), a plurality of groups of hose units (7) and optical fiber units (8) arranged on the outer side of the strong electric cable unit (5), and filling units (9) filled among the strong electric cable unit (5), the weak electric cable unit (6), the hose units (7) and the optical fiber units (8).
2. The umbilical cable for a armored composite strong underwater hose production system according to claim 1, wherein: the hose unit (7) comprises a large-diameter hose unit (71) and a small-diameter hose unit (72), and the large-diameter hose unit (71) and the small-diameter hose unit (72) respectively comprise a hose (73) and a hose sheath (74) coated on the outer side of the hose (73).
3. The umbilical cable for a armored composite strong underwater hose production system according to claim 2, wherein: the hose sheath (74) is made of polyethylene material; the diameter range of the hose of the large-diameter hose unit (71) is 0.75-1.5 inches, and the diameter range of the hose of the small-diameter hose unit (72) is 0.25-0.75 inches.
4. The umbilical cable for a armored composite strong underwater hose production system according to claim 1, wherein: the high-voltage cable unit (5) comprises three-phase high-voltage cables (51), high-voltage cable fillers (52) filled among the three-phase high-voltage cables (51) and high-voltage cable wrapping tapes (53) used for wrapping the three-phase high-voltage cables (51) and the high-voltage cable fillers (52); the high-voltage cable (51) of each phase comprises a high-voltage cable conductor (511) arranged in the center, a high-voltage cable conductor shield (512) wrapped outside the high-voltage cable conductor (511) from inside to outside, a high-voltage cable conductor insulator (513), a high-voltage cable conductor insulator shield (514), a high-voltage cable metal shield (515) and a high-voltage cable inner sheath (516).
5. The umbilical cable for a armored composite strong underwater hose production system according to claim 1, wherein: the two groups of weak current cable units (6) are distributed on two outer sides of the strong current cable unit (5) and are separated by a hose unit (7), an optical fiber unit (8) and a filling unit (9).
6. The umbilical cable for a armored composite strong underwater hose production system according to claim 1, wherein: the two groups of weak current cable units (6) are identical in structure and respectively comprise a weak current cable conductor (61), a weak current cable filler (64) filled in the weak current cable conductor (61) and a weak current cable conductor insulator (62), a weak current cable conductor sheath (63), a weak current metal shield (65) and a weak current unit outer layer sheath (66) which are sequentially coated outside the weak current cable conductor (61).
7. the umbilical cable for a armored composite strong underwater hose production system according to claim 6, wherein: the weak current cable conductor (61) is formed by stranding four cores after insulation (62) of a bare copper stranded wire cross-linked polyethylene weak current cable conductor is extruded in an insulation mode.
8. The umbilical cable for a armored composite strong underwater hose production system according to claim 1, wherein: the optical fiber unit (8) is wrapped in the strong electric cable unit (5), the optical fiber unit (8) adopts a conventional optical fiber unit, and the optical fiber unit (8) comprises an optical fiber group (81) consisting of optical fibers, factice and a hose sheath, and an optical unit reinforcing steel wire (82) and an optical fiber unit sheath (83) wrapped outside the optical fiber group (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920849930.2U CN209766059U (en) | 2019-06-06 | 2019-06-06 | Umbilical cable with armor layer for hose composite strong-current underwater production system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920849930.2U CN209766059U (en) | 2019-06-06 | 2019-06-06 | Umbilical cable with armor layer for hose composite strong-current underwater production system |
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| CN209766059U true CN209766059U (en) | 2019-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920849930.2U Active CN209766059U (en) | 2019-06-06 | 2019-06-06 | Umbilical cable with armor layer for hose composite strong-current underwater production system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113539555A (en) * | 2021-07-07 | 2021-10-22 | 宁波东方电缆股份有限公司 | High-voltage composite umbilical cable and manufacturing process thereof |
| CN113889299A (en) * | 2021-09-29 | 2022-01-04 | 中天科技海缆股份有限公司 | Umbilical cable |
-
2019
- 2019-06-06 CN CN201920849930.2U patent/CN209766059U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113539555A (en) * | 2021-07-07 | 2021-10-22 | 宁波东方电缆股份有限公司 | High-voltage composite umbilical cable and manufacturing process thereof |
| CN113889299A (en) * | 2021-09-29 | 2022-01-04 | 中天科技海缆股份有限公司 | Umbilical cable |
| CN113889299B (en) * | 2021-09-29 | 2024-03-26 | 中天科技海缆股份有限公司 | Umbilical cable |
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