KR101762783B1

KR101762783B1 - Submerged terret loading system

Info

Publication number: KR101762783B1
Application number: KR1020150161957A
Authority: KR
Inventors: 이윤상
Original assignee: 삼성중공업 주식회사
Priority date: 2015-11-18
Filing date: 2015-11-18
Publication date: 2017-07-28
Also published as: KR20170058135A

Abstract

A submerged turret loading system is disclosed. A sub-burny turret loading system according to an embodiment of the present invention includes a winch for towing a wire rope connected to a submergible buoy through a through hole formed in a hull; And a swivel structure connected to the submergible buoy inserted in the lower end of the through hole, the swivel structure being disposed in a region inside the through hole during a pulling operation of the winch; And a second position in the through-hole, the first position being located in the first position to prevent the wire rope from colliding with the swivel structure during a pulling operation of the winch, And an anti-collision member disposed at the second position so as not to interfere with the movement of the swivel structure after completion of the traction operation of the swing structure.

Description

[0001] SUBMERGED TERRET LOADING SYSTEM [0002]

The present invention relates to a submerged turret loading system.

In general, due to the high oil price trend, the marine structure is moving to deep sea with the increase of marine petroleum development, and the market for multi-function marine structures is expanding.

(FPSO) (Floating Production Storage and Off-loading), which can produce and store crude oil in the deep sea, or FSRU, which is capable of gas storage and regasification Floating Storage and Re-gasification Unit.

A submerged turret system can be applied to such an offshore structure. The submerged turret system is a system in which a submersible buoy connected to a submarine oil field or a gas field is inserted into a through hole formed in the hull and the swivel structure disposed in the through hole is connected with a submergible buoy to transfer oil or gas Is introduced into the hull through a buoyant buoy and swivel structure.

In such a submerged turret system, there is a problem that the wire rope that pulls the submergible buoy will collide with and damage the swivel structure in the process of inserting the submerged buoy into the penetrating hole.

Embodiments of the present invention provide a submerged turret system configured to prevent damage to the swivel structure during the traction of the submersible buoy.

According to an aspect of the present invention, there is provided a harness comprising: a winch for towing a wire rope connected to a submergible buoy through a through hole formed in a hull; And a swivel structure connected to the submergible buoy inserted in the lower end of the through hole, the swivel structure being disposed in a region inside the through hole during a pulling operation of the winch; And a second position in the through-hole, the first position being located in the first position to prevent the wire rope from colliding with the swivel structure during a pulling operation of the winch, And a collision preventing member disposed at the second position so as not to disturb the movement of the swivel structure after completion of the traction operation of the swing structure.

The collision preventing member may be rotated about one end and the other end may be temporarily fixed at the first position or the second position.

The first support member and the second support member opposed to each other are disposed in the through-hole, one end of the collision preventing member is hinged to the first support member, and the other end of the collision- Temporarily fixed to the protruding portion protruding from the second support member at the first position, and temporarily fixed to the protruding portion protruding from the first support member at the second position.

The submerged turret loading system may further include a rotation driving unit for rotating the collision preventing member.

The submerged turret loading system controls the rotation driving unit such that the collision preventing member is disposed at the first position during the towing operation and the collision preventing member is disposed at the second position when the towing operation is completed And may further include a control unit.

According to the embodiment of the present invention, the collision preventing member disposed in the through hole formed in the hull can prevent the wire rope from colliding with the swivel structure disposed in one area inside the through hole during the pulling operation of the winch.

1 is a diagram illustrating a submerged turret loading system according to an embodiment of the present invention,
Fig. 2 is a cross-sectional view taken along line AA in Fig. 1,
FIG. 3 is a view showing a state in which a swivel structure according to an embodiment of the present invention is connected to a submergible buoy,
4 is a view showing a state in which the collision preventing member according to the embodiment of the present invention is disposed at the second position,
Figure 5 is a diagram illustrating a submerged turret loading system according to another embodiment of the present invention,
6 is a diagram illustrating a submerged turret loading system in accordance with another embodiment of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS The present invention is capable of various modifications and various embodiments, and specific embodiments are illustrated in the drawings and described in detail in the detailed description. It is to be understood, however, that the invention is not to be limited to the specific embodiments, but includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. Referring to the accompanying drawings, the same or corresponding components are denoted by the same reference numerals, do.

FIG. 1 is a view showing a submerged turret loading system according to an embodiment of the present invention, and FIG. 2 is a view showing a section taken along the line A-A of FIG. 1 and 2, the submerged turret loading system 100 according to the present embodiment may include a winch 110, a swivel structure 130, and an anti-collision member 150.

The winch 110 pulls the wire rope 120 connected to the submersible buoy 30. The winch 110 can be supported by the hull 10.

The submersible buoy 30 floats in the water in the state of being connected to the submarine oil field or the gas field and can be inserted into the lower end of the through hole 11 formed in the hull 10. The submersible buoy 30 may have a cone shape, and correspondingly the lower end of the through hole 11 may also have a cone shape.

The wire rope 120 may be connected to the submersible buoy 30 through the through- When the winch 110 pulls the wire rope 120, the submersible buoy 30 can be inserted into the lower end of the through hole 11. [

The swivel structure (130) may be installed in the through hole (11). The swivel structure 130 may be connected to the submerged buoy 30 inserted into the lower end of the through- When the swivel structure 130 is connected to the submersible buoy 30, oil or gas of the submarine oil field or gas field can be stored in the hull 10 via the submersible buoy 30 and the swivel structure 130.

The swivel structure 130 can move in the horizontal direction inside the through hole 11. [ The swivel structure 130 is disposed in one area of the through hole 11 as shown in FIG. 1 in order to avoid interference with the wire rope 120 during the pulling operation of the winch 110 and the pulling operation of the winch 110 is completed It may move to the central region of the through-hole 11 and be connected to the submergible buoy 30 as shown in FIG.

3 is a view illustrating a state in which a swivel structure according to an embodiment of the present invention is connected to a submergible buoy.

Referring to FIGS. 1 and 2, an anti-collision member 150 may be installed in the through-hole 11. The collision preventing member 150 prevents the wire rope 120 from colliding with the swivel structure 130 disposed in one area inside the through hole 11 during the pulling operation of the winch 110. [ The anti-collision member 150 may have a beam shape, but is not limited thereto.

4 is a view showing a state in which the collision preventing member according to the embodiment of the present invention is disposed at the second position. 2 shows a state in which the anti-collision member according to the present embodiment is disposed at the first position.

2 and 4, the anti-collision member 150 may be rotatably installed between the first position and the second position inside the through-hole 11. [

2, during the pulling operation of the winch 110, the anti-collision member 150 can be disposed in the first position. At this time, the wire rope 120 and the swivel structure 130 are positioned on the opposite sides of the collision preventive member 150.

In this case, even if the wire rope 120 moves in the horizontal direction, the swivel structure 130 can be prevented from being damaged by the impact preventing member 150.

Referring to FIG. 4, when the pulling operation of the winch 110 is completed, the anti-collision member 150 may be rotated at the first position in FIG. 2 and disposed at the second position as shown in FIG. In this case, the swivel structure 130 can move to the central region of the through-hole 11. [

In this embodiment, the anti-collision member 150 rotates about one end in the through-hole 11, and the other end is temporarily fixed at the first position (see FIG. 2) or the second position (see FIG. 4) .

For example, the first support member 141 and the second support member 142 may be disposed in the through-hole 11. [ The first support member 141 and the second support member 142 may have a beam shape. The first support member 141 and the second support member 142 may be disposed side by side facing each other.

One end of the collision preventing member 150 may be hinged to the first supporting member 141 disposed inside the through hole 11. [

When the collision preventing member 150 is in the first position as shown in FIG. 2, the other end of the collision preventing member 150 can be supported by the protruding portion 142a protruded from the second supporting member 142. At this time, the other end of the collision preventing member 150 may be bolted to the protrusion 142a. Thereafter, when the pulling operation of the winch 110 is completed, the bolt can be removed from the other end of the anti-collision member 150.

When the collision preventing member 150 is in the second position as shown in Fig. 4, the collision preventing member 150 can be disposed in parallel with the first supporting member 141. [ At this time, the other end of the collision preventing member 150 may be supported on a protrusion (141a in Fig. 2) protruding from the first supporting member 141. [ At this time, the other end of the collision preventing member 150 may be bolted to the projection (141a in Fig. 2).

FIG. 5 illustrates a submerged turret loading system according to another embodiment of the present invention, and FIG. 6 illustrates a submerged turret loading system according to another embodiment of the present invention. 5 and 6, the submerged turret loading system 200 according to the present embodiment includes a winch 210, a swivel structure, an anti-collision member 250, a rotation driving unit 260, and a control unit 270 .

The winch 210, the swivel structure, and the collision preventing member 250 according to the present embodiment are the same as those of the winch 110, the swivel structure 130, and the collision preventive member 150 according to the previous embodiment.

The rotation drive unit 260 provides a rotational driving force for rotating the collision preventive member 250.

The rotation drive unit 260 may be a motor, but is not limited thereto.

The rotation driving unit 260 may be connected to the rotation axis of the anti-collision member 250. In this case, when the rotation driving portion 260 is operated, the collision preventing member 250 can rotate.

The control unit 270 controls the rotation driving unit 260 such that the collision preventing member 250 is disposed at the first position and the collision preventing member 250 is disposed at the second position when the traction operation is completed Can be controlled.

The control unit 270 can receive an operation signal from the winch 210. [ At this time, when the winch 210 is pulled and the operation signal is received from the winch 210, the control unit 270 can determine that the pulling operation of the winch 210 is still in progress. The control unit 270 can determine that the traction operation of the winch 210 is completed if the traction operation of the position is completed and no operation signal is received from the winch 210. [

The submerged turret loading system 200 configured as described above is convenient because it can automatically adjust the position of the collision preventing member 250 according to the operation of the winch 210.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, many modifications and changes may be made by those skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims. The present invention can be variously modified and changed by those skilled in the art, and it is also within the scope of the present invention.

10: Hull
11: Through hole
30: Submersible buoy
100: Submerged Turret System
110: Winch
120: Wire rope
130: swivel structure
141: first supporting member
142: second supporting member
150:

Claims

A winch for towing the wire rope connected to the submersible buoy through a through-hole formed in the hull; And
A swivel structure connected to the submergible buoy inserted in the lower end of the through hole and moving in a horizontal direction within the through hole, the swivel structure being disposed in one region of the through hole during the pulling operation of the winch; And
Wherein the wire rope is disposed in the first position to prevent the wire rope from colliding with the swivel structure during a pulling operation of the winch, An anti-collision member disposed at the second position so as not to interfere with the movement of the swivel structure after completion of the traction operation;
A rotation driving unit for rotating the collision preventing member; And
And when the winching operation of the winch is judged to be continuing based on the received operation signal of the winch, the collision preventing member is disposed at the first position and the winching operation of the winch is completed And a control unit for controlling the rotation driving unit such that the collision preventive member is disposed at the second position when it is determined that the collision prevention member is in the second position.

The method according to claim 1,
Wherein the collision preventing member rotates about one end and the other end is temporarily fixed at the first position or the second position.

The method according to claim 1,
A first support member and a second support member facing each other are disposed in the through-hole,
One end of the collision preventing member is hinged to the first supporting member,
The other end of the collision-
Wherein the second support member is temporarily fixed to the protruding portion protruding from the second support member in the first position,
And is temporarily fixed to the protruding portion protruding from the first support member in the second position.

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