CN112278164A - Independent liquid cargo hold containment system and liquefied gas transportation ship - Google Patents
Independent liquid cargo hold containment system and liquefied gas transportation ship Download PDFInfo
- Publication number
- CN112278164A CN112278164A CN202011297742.7A CN202011297742A CN112278164A CN 112278164 A CN112278164 A CN 112278164A CN 202011297742 A CN202011297742 A CN 202011297742A CN 112278164 A CN112278164 A CN 112278164A
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- cargo tank
- independent
- outer side
- containment system
- liquid cargo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B25/00—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby
- B63B25/02—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods
- B63B25/08—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid
- B63B25/12—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid closed
- B63B25/16—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid closed heat-insulated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B25/00—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby
- B63B25/02—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods
- B63B25/08—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B25/00—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby
- B63B25/02—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods
- B63B25/08—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid
- B63B2025/087—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid comprising self-contained tanks installed in the ship structure as separate units
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention provides an independent liquid cargo hold containment system and a liquefied gas transportation ship, and relates to the technical field of ships, wherein the independent liquid cargo hold containment system comprises a heat insulation layer, a secondary screen wall and a corrosion monitoring sensor; the secondary screen wall is arranged on the outer side surface of the independent liquid cargo tank, and a corrosion monitoring probe of the corrosion monitoring sensor is arranged between the inner side surface of the secondary screen wall and the outer side surface of the independent liquid cargo tank; the heat insulation layer is arranged on the outer side surface of the independent liquid cargo tank and is tightly attached to the secondary screen wall. The liquefied gas transportation ship comprises the independent liquid cargo space containment system. The invention solves the technical problems of complex type, difficult construction and high construction cost of the enclosure system when the enclosure systems of the A-type and B-type independent liquid cargo bins are constructed in the prior art.
Description
Technical Field
The invention relates to the technical field of ships, in particular to an independent liquid cargo hold containment system and a liquefied gas transportation ship.
Background
The main types of cargo tanks for bulk transport of liquefied gas vessels are membrane tanks and independent tanks, as defined by the international maritime organization. The independent liquid cargo tank can be subdivided into three types, namely type A, type B and type C; the type A needs a complete secondary screen wall, the type B needs a partial secondary screen wall, and the type C is a pressure container and does not need a secondary screen wall. Because the secondary screen wall is required to be kept liquid-tight by IGC rules, when the enclosure system of the independent liquid cargo cabins of the type A and the type B is constructed, a leakage channel or a flow guide space needs to be arranged, so that after a liquid cabin is cracked, the leaked liquid can be timely detected to be reasonably disposed according to the flow, the potential safety hazard is avoided, and a support structure is arranged to support the leakage channel or the flow guide space; and further heat insulation treatment is carried out on the outer layer of the supporting structure, namely, a heat insulation material is prefabricated into a plurality of heat insulation blocks, the heat insulation blocks are assembled on the outer surface of the liquid tank through bolts, and the heat insulation blocks are combined with the heat insulation blocks through buffer materials.
When the enclosure systems of the A-type and B-type independent liquid cargo cabins are constructed in the prior art, the defects of complex enclosure system type, difficult construction and high construction cost exist at least.
Disclosure of Invention
The invention aims to provide an independent liquid cargo hold containment system and a liquefied gas transportation ship so as to solve the technical problems that the containment system is complex in type, difficult to construct and high in construction cost when the containment system of the A-type and B-type independent liquid cargo holds is constructed in the prior art.
In order to achieve the above purpose, the embodiment of the invention adopts the following technical scheme:
in a first aspect, an embodiment of the invention provides an independent liquid cargo hold containment system, which is installed on the outer side surface of an independent liquid cargo hold on a liquefied gas transport ship and comprises a heat insulation layer, a secondary screen wall and a corrosion monitoring sensor; wherein: the secondary screen wall is arranged on the outer side face of the independent liquid cargo tank, and a corrosion monitoring probe of the corrosion monitoring sensor is arranged between the inner side face of the secondary screen wall and the outer side face of the independent liquid cargo tank; the heat insulation layer is arranged on the outer side face of the independent liquid cargo tank and is tightly attached to the secondary screen wall.
In an alternative embodiment, the thermal insulation layer includes a primary thermal insulation layer and a secondary thermal insulation layer, the primary thermal insulation layer is installed between an inner side surface of the secondary screen wall and an outer side surface of the independent cargo tank, and the secondary thermal insulation layer is installed on the outer side surface of the secondary screen wall.
In an alternative embodiment, the secondary thermal insulation layer is bonded to the outer side of the secondary barrier by glue.
In an alternative embodiment, a reinforcing skin is provided on both the outer side of the primary insulation layer and the outer side of the secondary insulation layer.
In an alternative embodiment, the independent cargo tank containment system further comprises a bottom laminate block disposed between the bottom inner side of the hull shell of the liquefied gas transportation vessel and the outer side of the secondary thermal insulation layer.
In an optional embodiment, the independent liquid cargo tank containment system further comprises a vertical supporting cushion block, and the vertical supporting cushion block is arranged between one surface, close to the secondary heat insulation layer, of the bottom lamination block and the outer side surface of the independent liquid cargo tank.
In an optional embodiment, the independent cargo tank containment system further comprises a bottom anti-rolling cushion block, and the bottom anti-rolling cushion block is arranged in the middle of the outer side surface of the bottom of the independent cargo tank and clamped on the inner side surface of the hull shell; and/or, the independent liquid cargo tank containment system further comprises a top anti-rolling cushion block, wherein the top anti-rolling cushion block is arranged at the middle position of the outer side surface of the top of the independent liquid cargo tank and is clamped on the inner side surface of the hull shell. Wherein "and/or" means that the bottom and top anti-roll pads are provided at the same time or alternatively.
In an optional embodiment, the independent liquid cargo tank containment system further comprises a liquid cargo tank anti-floating layer pressing block and a ship hull anti-floating layer pressing block;
the cargo tank anti-floating layer pressing block is arranged on the outer side face of the independent cargo tank, the ship body anti-floating layer pressing block is arranged on the inner side face of the top of a ship body shell of the liquefied gas transportation ship, and the cargo tank anti-floating layer pressing block and the ship body anti-floating layer pressing block are vertically spaced from each other.
In a second aspect, embodiments of the present invention provide a liquefied gas transport vessel including an independent liquid cargo tank containment system as described in any one of the preceding embodiments.
In an alternative embodiment, the hull of the liquefied gas transportation vessel comprises an outer hull and an inner hull, and the separate cargo space containment system is disposed inside the inner hull.
The embodiment of the invention can realize the following beneficial effects:
in a first aspect, an embodiment of the invention provides an independent liquid cargo hold containment system, which is installed on the outer side surface of an independent liquid cargo hold on a liquefied gas transport ship and comprises a heat insulation layer, a secondary screen wall and a corrosion monitoring sensor; specifically, the secondary screen wall is arranged on the outer side surface of the independent liquid cargo tank; a corrosion monitoring probe of the corrosion monitoring sensor is arranged between the inner side surface of the secondary screen wall and the outer side surface of the independent liquid cargo tank; the heat insulation layer is arranged on the outer side surface of the independent liquid cargo tank and is tightly attached to the secondary screen wall.
In the embodiment of the invention, the corrosion monitoring probe of the corrosion monitoring sensor is arranged between the inner side surface of the secondary screen wall and the outer side surface of the independent liquid cargo tank, so that the corrosion potential data obtained by the corrosion monitoring sensor can be used for monitoring the corrosion condition of the independent liquid cargo tank in real time, maintenance is reasonably arranged before cracks of the liquid cargo tank penetrate, and the generation of cargo leakage is fundamentally avoided, thereby improving the safety of the enclosure system of the A-type or B-type independent liquid cargo tank; according to the technical scheme, the concept that the containment system of the traditional A-type or B-type independent liquid cargo hold containment system is used for dredging leaked cargos is changed, the leakage stoppage strategy is used instead, and the design of a leakage channel or a flow guide space is omitted, so that the type complexity of the containment system is reduced, the construction difficulty is reduced, the construction period is reduced, and the construction cost is reduced.
In conclusion, the embodiment of the invention at least relieves the technical problems of complex form, difficult construction and high construction cost of the enclosure system when the enclosure systems of the A-type and B-type independent liquid cargo bins are constructed in the prior art; meanwhile, the corrosion monitoring instrument is arranged in the embodiment, so that the healthy operation of the liquid cargo tank can be ensured, and the hidden trouble of the traditional liquid cargo tank with crack operation is eliminated.
A second aspect of an embodiment of the present invention further provides a liquefied gas transport ship, including the independent liquid cargo tank containment system provided in the first aspect; because the liquefied gas transport vessel provided by the embodiment of the invention comprises the independent liquid cargo hold containment system provided by the first aspect, the liquefied gas transport vessel provided by the embodiment of the invention can achieve all the beneficial effects that the independent liquid cargo hold containment system provided by the first aspect can achieve.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a cross-sectional view of an installation structure of an independent liquid cargo compartment containment system according to an embodiment of the invention;
FIG. 2 is a schematic view of the installation of a main insulation layer of an independent liquid cargo compartment containment system provided by an embodiment of the invention;
FIG. 3 is a schematic view of a secondary wall installation of an independent liquid cargo tank containment system according to an embodiment of the present invention;
FIG. 4 is a schematic view of the installation of a secondary thermal insulation layer of an independent liquid cargo compartment containment system provided by an embodiment of the present invention;
FIG. 5 is a schematic view of a bottom block installation of an independent liquid cargo compartment containment system according to an embodiment of the invention;
FIG. 6 is a schematic view of the installation of the top pad of the independent liquid cargo compartment containment system according to the embodiment of the invention.
Icon: 1-an outer bottom plate; 2-a side shell; 3-main deck; 4-inner bottom plate; 5-a bottom side cabin inclined plate; 6-inner shell plate; 7-inner deck; 8-independent liquid cargo tank; 9-a primary insulating layer; 10-minor barrier; 11-secondary thermal insulation layer; 12-corrosion monitoring probe; 13-bottom anti-rolling cushion block; 14-vertical support pads; 15-bottom lamination block; 16-top anti-roll cushion block; 17-the liquid cargo tank anti-floating layer is pressed; 18-hull anti-floating layer briquetting.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "upper", "lower", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally laid out when products of the present invention are used, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Some embodiments of the invention are described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
Example one
The embodiment provides an independent liquid cargo hold containment system, and referring to fig. 1 and fig. 3, the independent liquid cargo hold containment system is installed on the outer side surface of an independent liquid cargo hold 8 on a liquefied gas transportation ship and comprises a heat insulation layer, a secondary screen wall 10 and a corrosion monitoring sensor; specifically, the secondary screen wall 10 is arranged on the outer side surface of the independent liquid cargo tank 8, the secondary screen wall 10 can be arranged at any position of the independent liquid cargo tank 8, and the secondary screen wall 10 is shown to be positioned in a bottom high-stress area of the independent liquid cargo tank 8; a corrosion monitoring probe 12 of the corrosion monitoring sensor is arranged between the inner side surface of the secondary screen wall 10 and the outer side surface of the independent liquid cargo tank 8; the heat insulation layer is arranged on the outer side surface of the independent liquid cargo tank 8 and is tightly attached to the secondary screen wall 10.
Wherein: the secondary wall 10 may be composed of glass cloth, stainless steel or aluminum alloy plate. The corrosion monitoring sensor is an instrument with a corrosion monitoring probe 12, has various application models, detects the corrosion condition by the corrosion monitoring probe 12 and transmits data for corrosion monitoring, is a mature corrosion monitoring instrument at present, and is not limited to a CST1808 coating impedance online corrosion monitor or other types of corrosion monitoring sensors and the like; corrosion monitoring sensors with coated probes are preferably used.
In the embodiment, the corrosion monitoring probe 12 of the corrosion monitoring sensor is arranged between the inner side surface of the secondary screen wall 10 and the outer side surface of the independent liquid cargo tank 8, so that the corrosion potential data obtained by the corrosion monitoring sensor can be used for monitoring the corrosion condition of the independent liquid cargo tank 8 in real time, maintenance is reasonably arranged before cracks of the liquid cargo tank penetrate, and the generation of cargo leakage is fundamentally avoided, thereby improving the safety of the A-type or B-type independent liquid cargo tank containment system; according to the technical scheme, the concept that the containment system of the traditional A-type or B-type independent liquid cargo hold containment system is used for dredging leaked cargos is changed, the leakage stoppage strategy is used instead, and the design of a leakage channel or a flow guide space is omitted, so that the type complexity of the containment system is reduced, the construction difficulty is reduced, the construction period is reduced, and the construction cost is reduced.
In conclusion, the embodiment at least relieves the technical problems of complex type, difficult construction and high construction cost of the enclosure system when the enclosure systems of the A-type and B-type independent liquid cargo cabins are constructed in the prior art; meanwhile, the corrosion monitoring instrument is arranged in the embodiment, so that the healthy operation of the liquid cargo tank can be ensured, and the hidden trouble of the traditional liquid cargo tank with crack operation is eliminated.
Referring to fig. 1, 2 and 4, in an alternative embodiment of this embodiment, it is preferable that the thermal insulation layer includes a primary thermal insulation layer 9 and a secondary thermal insulation layer 11, the primary thermal insulation layer 9 is installed between an inner side surface of the secondary wall 10 and an outer side surface of the independent cargo tank 8, and the secondary thermal insulation layer 11 is installed on the outer side surface of the secondary wall 10. The heat insulation effect is improved by providing two heat insulation layers respectively located at the inner side and the outer side of the secondary barrier 10, wherein the thickness of the secondary heat insulation layer 11 can be set to about 120mm, the secondary heat insulation layer 11 can be only arranged at the bottom of the ship and at a position close to the bottom of the ship, other positions can not be arranged, and correspondingly, the thickness of the main heat insulation layer 9 can be properly reduced at the position where the secondary heat insulation layer 11 is arranged.
For convenience of construction, in an optional implementation manner of this embodiment, it is preferable that the secondary heat insulation layer 11 is bonded to the outer side surface of the secondary screen wall 10 by using an adhesive, and a conventional bolt connection manner is eliminated, so that the installation difficulty is further reduced, and the construction cost is further saved.
Preferably, a reinforcing skin is arranged on the outer side surface of the main heat insulation layer 9 and the outer side surface of the secondary heat insulation layer 11, the reinforcing skin on the outer side surface of the main heat insulation layer 9 plays a role of supporting the main heat insulation layer 9, and the reinforcing skin on the outer side surface of the secondary heat insulation layer 11 plays a role of supporting the secondary heat insulation layer 11, the secondary screen wall 10 and the main heat insulation layer 9 and has a waterproof function.
Referring additionally to fig. 1, 5 and 6, in an alternative embodiment of this embodiment, the independent cargo tank containment system further comprises a bottom pad and a top pad.
Specifically, the method comprises the following steps:
referring to fig. 1 and 5, the bottom pods include a bottom laminate pod 15, vertical bolster pods 14, and bottom anti-roll pods 13. The bottom laminated block 15 is arranged between the inner side surface of the bottom of the hull shell of the liquefied gas transportation ship and the outer side surface of the secondary heat insulation layer 11; the vertical supporting cushion block 14 is arranged between one surface, close to the secondary heat insulation layer 11, of the bottom lamination block 15 and the outer side surface of the independent liquid cargo tank 8; the ship body can support the independent liquid cargo tank 8, can prevent the independent liquid cargo tank 8 from being in direct contact with the ship body to bear low temperature, and avoids the ship body structure from being damaged by low-temperature brittleness. The bottom anti-rolling cushion block 13 is arranged in the middle of the outer side surface of the bottom of the independent liquid cargo tank 8 and is clamped on the inner side surface of the hull shell, and mainly bears the transverse load generated during the movement of the hull.
Referring to fig. 1 and 6, the top head blocks include a top roll block 16, a cargo tank anti-floating layer compact 17, and a hull anti-floating layer compact 18. The top anti-rolling cushion block 16 is arranged in the middle of the outer side surface of the top of the independent liquid cargo tank 8, is clamped on the inner side surface of the hull shell and mainly bears the transverse load generated during the movement of the hull; the cargo tank anti-floating layer pressing block 17 is arranged on the outer side face of the independent cargo tank 8, the ship anti-floating layer pressing block 18 is arranged on the inner side face of the top of a ship shell of the liquefied gas transportation ship, the cargo tank anti-floating layer pressing block 17 and the ship anti-floating layer pressing block 18 are vertically spaced from each other, the spacing distance can be limited to about 50mm, the cargo tank anti-floating layer pressing block 17 and the ship anti-floating layer pressing block 18 are arranged, when the cargo tank enters water, the independent cargo tank 8 can be prevented from being in direct contact with the ship, and the ship structure is prevented from being damaged by low temperature.
Example two
The present embodiment provides a liquefied gas transport vessel including an independent cargo tank containment system as provided in any one of the alternative embodiments of the present embodiment.
Preferably, the hull of the liquefied gas transportation vessel comprises an outer hull and an inner hull, and the independent liquid cargo tank containment system is arranged inside the inner hull, and specifically, as shown in fig. 1, the outer hull comprises an outer bottom plate 1, a side outer plate 2 and a main deck 3 which are connected in sequence; the inner hull comprises an inner bottom plate 4, a bottom side cabin inclined plate 5, an inner shell plate 6 and an inner deck 7 which are connected in sequence; the separate tank 8 is placed in the hull hold space inside the inner hull. The independent liquid cargo tank 8 is arranged on the double-bottom double-shell ship body, so that the safety factor is high, and the risk of collision and breakdown can be effectively reduced.
Since the liquefied gas transport vessel provided by this embodiment includes the independent liquid cargo tank containment system described in the first embodiment, the liquefied gas transport vessel provided by this embodiment can achieve all the advantages that can be achieved by the independent liquid cargo tank containment system in the first embodiment, and the specific structure and the achievable effects thereof can be obtained with reference to each optional or preferred embodiment in the first embodiment.
Finally, it should be noted that: the embodiments in the present description are all described in a progressive manner, each embodiment focuses on the differences from the other embodiments, and the same and similar parts among the embodiments can be referred to each other; the above embodiments in the present specification are only used for illustrating the technical solutions of the present invention, and not for limiting the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. An independent liquid cargo hold containment system is arranged on the outer side surface of an independent liquid cargo hold (8) on a liquefied gas transportation ship, and is characterized by comprising a heat insulation layer, a secondary screen wall (10) and a corrosion monitoring sensor;
the secondary screen wall (10) is arranged on the outer side surface of the independent liquid cargo tank (8);
a corrosion monitoring probe (12) of the corrosion monitoring sensor is arranged between the inner side surface of the secondary screen wall (10) and the outer side surface of the independent liquid cargo tank (8);
the heat insulation layer is arranged on the outer side surface of the independent liquid cargo tank (8) and is tightly attached to the secondary screen wall (10).
2. An independent cargo tank containment system according to claim 1 wherein the insulation comprises a primary insulation (9) and a secondary insulation (11), the primary insulation (9) being mounted between the inner side of the secondary barrier (10) and the outer side of the independent cargo tank (8), the secondary insulation (11) being mounted to the outer side of the secondary barrier (10).
3. An individual cargo tank containment system according to claim 2 wherein the secondary insulation layer (11) is adhered to the outer side of the secondary barrier (10) by adhesive.
4. An independent cargo tank containment system according to claim 2 wherein a reinforcing skin is provided on both the outer side of the primary insulation layer (9) and the outer side of the secondary insulation layer (11).
5. An individual cargo tank containment system according to claim 2 further comprising a bottom laminate block (15), the bottom laminate block (15) being disposed between the bottom inside of the hull shell of the liquefied gas transportation vessel and the outside of the secondary thermal insulation layer (11).
6. The independent cargo tank containment system according to claim 5, further comprising a vertical spacer block (14), wherein the vertical spacer block (14) is disposed between a side of the bottom lamination block (15) adjacent to the secondary thermal insulation layer (11) and an outer side of the independent cargo tank (8).
7. The independent cargo tank containment system according to claim 1, further comprising a bottom anti-rolling cushion block (13), wherein the bottom anti-rolling cushion block (13) is arranged in the middle of the outer side surface of the bottom of the independent cargo tank (8) and is clamped on the inner side surface of the hull shell;
and/or, the independent liquid cargo hold containment system further comprises a top anti-rolling cushion block (16), wherein the top anti-rolling cushion block (16) is arranged in the middle of the outer side surface of the top of the independent liquid cargo hold (8) and is clamped on the inner side surface of the hull.
8. The independent cargo tank containment system according to claim 1 further comprising a cargo tank ballast weight (17) and a hull ballast weight (18);
cargo tank anti-floating layer pressing block (17) is arranged on the outer side face of the independent cargo tank (8), ship body anti-floating layer pressing block (18) is arranged on the inner side face of the top of a ship body shell of the liquefied gas transportation ship, and cargo tank anti-floating layer pressing block (17) and ship body anti-floating layer pressing block (18) are vertically spaced from each other.
9. A liquefied gas transport vessel including an independent cargo tank containment system as claimed in any one of claims 1 to 8.
10. The liquefied gas transport vessel according to claim 9, wherein the hull of the liquefied gas transport vessel includes an outer hull and an inner hull, and the independent liquid cargo tank containment system is provided inside the inner hull.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011297742.7A CN112278164A (en) | 2020-11-18 | 2020-11-18 | Independent liquid cargo hold containment system and liquefied gas transportation ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011297742.7A CN112278164A (en) | 2020-11-18 | 2020-11-18 | Independent liquid cargo hold containment system and liquefied gas transportation ship |
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| Publication Number | Publication Date |
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| CN112278164A true CN112278164A (en) | 2021-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011297742.7A Pending CN112278164A (en) | 2020-11-18 | 2020-11-18 | Independent liquid cargo hold containment system and liquefied gas transportation ship |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113460222A (en) * | 2021-08-19 | 2021-10-01 | 大连船舶重工集团有限公司 | B-type storage cabin split type secondary screen wall |
-
2020
- 2020-11-18 CN CN202011297742.7A patent/CN112278164A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113460222A (en) * | 2021-08-19 | 2021-10-01 | 大连船舶重工集团有限公司 | B-type storage cabin split type secondary screen wall |
| CN113460222B (en) * | 2021-08-19 | 2024-02-02 | 大连船舶重工集团有限公司 | Split type secondary screen wall of B-type storage cabin |
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