WO2017074166A2 - 액화가스 운반선 - Google Patents
액화가스 운반선 Download PDFInfo
- Publication number
- WO2017074166A2 WO2017074166A2 PCT/KR2016/015289 KR2016015289W WO2017074166A2 WO 2017074166 A2 WO2017074166 A2 WO 2017074166A2 KR 2016015289 W KR2016015289 W KR 2016015289W WO 2017074166 A2 WO2017074166 A2 WO 2017074166A2
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- WO
- WIPO (PCT)
- Prior art keywords
- liquefied gas
- tank
- hull
- present
- gas tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
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Classifications
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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
- B63B3/00—Hulls characterised by their structure or component parts
- B63B3/14—Hull parts
- B63B3/16—Shells
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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
- B63B25/14—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid closed pressurised
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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
- B63B3/00—Hulls characterised by their structure or component parts
- B63B3/14—Hull parts
- B63B3/26—Frames
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
Definitions
- the present invention relates to a liquefied gas carrier.
- LPG a liquefied petroleum gas
- a liquefied fuel obtained by cooling or pressurizing a gas component ejected together with crude oil from an oil field during petroleum mining, and is characterized by having a high calorific value based on propane and butane.
- Liquefied petroleum gas is easily liquefied and vaporized, and the volume decreases when it is changed from gas to liquid.
- the boiling point of liquefied petroleum gas is about -42 degrees Celsius, and when liquefied liquefied petroleum gas at room temperature, propane is reduced to 1/260, butane is reduced to a volume of 1/230, there is an advantage of convenient storage and transportation.
- Liquefied petroleum gas is transported by ship (especially LPG carriers) from the point of production to the point of consumption.
- the ship has a plurality of liquefied gas storage tank, the liquefied petroleum gas can be accommodated in a low temperature liquid state in the liquefied gas storage tank.
- the vessel supporting the liquefied gas storage tank can sail along a variety of paths, if there is a canal on the path of the ship can be limited by the size of the ship according to the size of the canal.
- the width is limited as above for the ship to pass through the old Panama Canal.
- the total capacity of the liquefied gas that can be loaded on the ship is limited.
- the total capacity of the liquefied gas is about 60K. Only carriers were operating.
- the present invention was created to solve the problems of the prior art as described above, and an object of the present invention is to provide a liquefied gas carrier that can further increase the cargo capacity while passing through the old Panama Canal.
- the liquefied gas carrier in the liquefied gas carrier having a width of less than 32.3m to enable passage of the old Panama Canal, liquefied gas tank capacity of 70K or more, preferably 78.7K Characterized in having a.
- the liquefied gas tank may be provided in plurality.
- the height of the hull may be 22 to 23.5m.
- the outer shell of the hull may be made of a single layer (single hull).
- the liquefied gas tank includes an upper portion, a central portion, and a lower portion, and the vertical length of the central portion may be larger than the sum of the upper and lower lengths of the upper portion and the upper and lower lengths of the lower portion.
- the liquefied gas tank may include a first liquefied gas tank disposed on the bow side, and the first liquefied gas tank may have at least two bent portions.
- the liquefied gas storage tank includes an upper portion, a central portion, and a lower portion, and the vertical length of the central portion of the liquefied gas storage tank is greater than the vertical length of the central portion of the liquefied gas tank of the liquefied gas carrier having a liquefied gas storage capacity of less than 70K. It may be extended.
- the upper and lower lengths of the upper and lower portions of the liquefied gas storage tank may be formed the same as the upper and lower portions of the storage tank of the liquefied gas carrier ship having a liquefied gas storage capacity of less than 70K.
- the hull for receiving the liquefied gas tank may be spaced at least 1.4m from the outer plate of the hull.
- the liquefied gas carrier according to another aspect of the present invention in the liquefied gas carrier having a width of less than 32.3m to allow passage of the old Panama Canal, by increasing the height of the hull 70K, preferably 78.7K liquefied gas Characterized in having a loading capacity.
- Liquefied gas carrier according to the present invention while having a width that can pass through the old Panama Canal, can deform the hull shape to secure a storage capacity of liquefied gas of 70K or more, and also improve the linear and internal structure, structural stability Etc. can be improved.
- FIG. 1 is a side view of a liquefied gas carrier according to the present invention.
- FIG. 2 is a plan view of a liquefied gas carrier according to the present invention.
- FIG. 3 is a plan sectional view of a liquefied gas carrier according to the present invention.
- Figure 4 is a side view of the bow of the liquefied gas carrier according to the present invention.
- FIG. 5 is a cross sectional view taken from A to D in FIG.
- Figure 6 is a front sectional view showing the cross-sections of the liquefied gas carrier ship in accordance with the present invention.
- FIG. 7 is a front sectional view of a liquefied gas carrier according to the first embodiment of the present invention.
- FIG. 8 is an exploded plan view of a liquefied gas carrier according to the present invention.
- FIG. 9 is a front sectional view of a liquefied gas carrier according to the first embodiment of the present invention.
- FIG. 10 is a front sectional view of a liquefied gas carrier according to a second embodiment of the present invention.
- FIG. 11 is a front sectional view of a liquefied gas carrier according to a third embodiment of the present invention.
- FIG. 12 is a side view of a liquefied gas carrier ship according to a fourth embodiment of the present invention.
- FIG. 13 is a sectional front view of a liquefied gas carrier according to a fifth embodiment of the present invention.
- FIG. 14 and 15 are internal perspective views of a liquefied gas carrier ship according to a sixth embodiment of the present invention.
- 16 is a sectional front view of a liquefied gas carrier according to the seventh embodiment of the present invention.
- 17 is an internal perspective view of a liquefied gas carrier according to the seventh embodiment of the present invention.
- FIG. 18 is a sectional front view of a liquefied gas carrier according to an eighth embodiment of the present invention.
- FIG. 19 is a sectional front view of a liquefied gas carrier according to a ninth embodiment of the present invention.
- Liquefied gas in the present invention may be used as a meaning encompassing liquefied petroleum gas, liquefied natural gas and the like.
- FIG. 1 is a side view of a liquefied gas carrier according to the present invention
- FIG. 2 is a plan view of a liquefied gas carrier according to the present invention
- FIG. 3 is a plan sectional view of a liquefied gas carrier according to the present invention
- FIG. 4 is according to the present invention. Side view of the bow of a liquefied gas carrier.
- FIG. 5 is a cross sectional view taken from A to D of FIG. 1
- FIG. 6 is a sectional front view showing overlapping cross sections of a liquefied gas carrier according to the present invention.
- FIG. 7 is a front sectional view of a liquefied gas carrier according to the first embodiment of the present invention
- FIG. 8 is an exploded plan view of a liquefied gas carrier according to the present invention.
- the liquefied gas carrier ship 1 according to the first embodiment of the present invention is accommodated in the hull 10 and the hull 10, and a plurality of hulls 10 along the longitudinal direction of the hull 10.
- a dog is provided and includes a liquefied gas tank 20 for storing the liquefied gas.
- the hull 10 has a bow 11 at the front in the longitudinal direction and a stern 12 at the rear.
- the upper deck 14 is provided on the upper side when viewed in the lateral direction
- the side shell plate 13 is provided on both left and right sides
- the lower end may be defined as the bottom 15.
- the front or the rear means the front or the rear in the longitudinal direction (the longitudinal direction) of the hull 10, and the left and the right in the width direction (the transverse direction) of the hull 10 (the port) or the right (the starboard). Please note that it means.
- the bulbous bow 114 is a spherical structure projecting forward to reduce the wave resistance, the upper side of the bulb bow 114 may be provided recessed to the rear.
- the water line may be located at this point.
- the bow 11 wave splits along the surface of the bulbous bow 114 at this point and flows along the side shell plate 13.
- the bow 11 of the hull 10 as shown in Figs. 5 and 6, the upper part 115, the lower part 116, the central part 117 based on the transverse end surface of the hull 10. It can be made of).
- the upper portion 115 means a portion downward from the upper deck 14, the lower portion 116 means a portion upward from the bottom 15, the central portion 117 is the upper portion 115 and the lower portion 116 Means between.
- the upper portion 115 of the bow 11 may include a portion in which the left and right widths decrease downward from the upper deck 14.
- the upper deck 14 may have a slope in which the height is lowered toward both sides from the center of the hull 10, the shape of the upper portion 115 in the cross section may be a rhombus shape.
- the inclination of the upper deck 14 may be constant rearward from the front end 11a of the hull 10.
- the shear 11a may include a shear 11a between the top and bottom of the hull 10 when viewed from the side.
- the height of the upper 115 that is, the height from the upper deck 14 to the lower end of the upper 115 may vary from front to rear. For this reason, the height of the central portion 117 may also vary from the front to the rear.
- the lower portion 116 may include a portion in which the bulbous bow 114 is provided upward from the bottom 15.
- the lower portion 116 may have a form in which the left and right widths are enlarged compared to the central portion 117, which is due to the cross-sectional shape of the bulbous bow 114.
- the central portion 117 is provided between the upper portion 115 and the lower portion 116 and has a form in which the left and right widths are constant between the upper end and the lower end. That is, the central portion 117 may have a rectangular shape in the cross section.
- the central portion 117 has a constant left and right width between the upper end and the lower end, and the left and right widths are enlarged toward the rear from the front end 11a of the hull 10 (D-> C-> B-> A in FIG. 5). It may be in the form. In addition, the central portion 117 may be changed in height toward the rear from the front end (11a) of the hull (10). Specifically, the central portion 117 may have a form in which the height of the upper end is gradually increased and lowered toward the rear from the front end 11a of the hull 10, and the height of the lower end is gradually increased. Of course, the height change of the top and bottom of the central portion 117 may be variously made in addition to those mentioned above.
- the maximum left and right width of the lower portion 116 may be greater than or equal to the left and right widths of the central portion 117. This is because the lower part 116 includes the bulbous player 114 which protrudes forward (refer to B, C, and D of FIG. 5). However, the difference between the maximum left and right widths of the lower portion 116 and the left and right widths of the central portion 117 may gradually increase and decrease from the front end 11a of the hull 10 toward the rear, and may disappear (see FIG. 5A). .
- the maximum left and right widths of the lower part 116 may be the maximum left and right widths of the bulbous player 114. As the left and right widths of the central portion 117 are enlarged toward the rear, the center portion 117 is equal to the left and right widths of the bulbous player 114. ), The width of left and right can be increased. As a result, as shown in FIG. 5D, the left and right widths of the central portion 117 and the maximum left and right widths of the lower portion 116 are the same and may be continuously formed.
- the hull 10 is provided with a plurality of liquefied gas tank 20 along the longitudinal direction, the liquefied gas tank 20 may have a longitudinal partition wall 21 for preventing sloshing therein,
- the first liquefied gas tank 20a, the second liquefied gas tank 20b, the third liquefied gas tank 20c, and the fourth liquefied gas tank 20d may be included.
- the first liquefied gas tank 20a provided in the foremost of the liquefied gas tank 20 may have a form in which the left and right widths decrease from the rear end to the front end. This is because the bow 11 has a form in which the left and right widths decrease toward the front end 11a.
- the inclination in which the left and right widths of the first liquefied gas tank 20a decreases may be increased from the rear end of the first liquefied gas tank 20a toward the front end.
- the side surface of the first liquefied gas tank 20a may have a bent portion (not shown) that is bent twice to increase an inclination angle.
- the bow 11 has a very narrow left and right width, it is difficult to place the liquefied gas tank 20.
- the bow 11 is between the front end 11a of the bow 11 and the front end 21a of the first liquefied gas tank 20a. Spaced apart by considerable length.
- the liquefied gas tank 20 may be installed relative to the longitudinal length of the hull 10.
- the length of the part is reduced, which leads to a reduction of the liquefied gas storage capacity. Therefore, the present invention has improved the bow 11 as described above to solve such a reduction in the liquefied gas storage capacity.
- the present invention also has a bulbous bow 114 and the central portion 117 can have a narrow left and right width between the upper deck 14 and the bulbous bow 114, the first liquefied gas directly to the front end 11a of the bow 11. It is difficult to place the tank 20a.
- the first liquefied gas tank 20a may be adjacent to the front end 11a of the hull 10. .
- the present invention can be such that the shape of the central portion 117 has a vertical cross-section while the left and right are vertical, and at the same time, the left and right width of the central portion 117 is enlarged toward the rear.
- the left and right widths of the central portion 117 may accommodate the front end 20a 'of the liquefied gas tank 20a. Since it is enlarged enough so that the front end 20a 'of the 1st liquefied gas tank 20a may be located in parallel with the said point or behind the said point.
- the front and rear minimum lengths between the front end 20a 'of the first liquefied gas tank 20a and the front end 11a of the hull 10 may be between 19 and 21 m (preferably between 19.48 and 20.28 m). . This is a significant reduction compared to less than 70K liquefied gas carriers for passing through the old Panama Canal.
- the present invention the projecting length of the bulbous bow 114, so that the position where the front end (20a ') of the first liquefied gas tank (20a) is placed adjacent to the front end (11a) of the hull 10 without much space. Can be improved.
- the front and rear length from the point 114a to the front end of the bulbous player 114 is preferably 1 to 2 m (preferably). May be about 1.5m). If the front and rear lengths of the bulbous player 114 are shortened, the front and rear lengths from the front end 11a of the player 11 to the point where the maximum left and right widths of the lower part 116 coincide with the left and right widths of the center part 117 can also be shortened. have.
- the present invention reduces the separation distance from the front end 11a of the bow 11 to the front end 20a 'of the first liquefied gas tank 20a, thereby reducing the liquefied gas tank 20 at the longitudinal length of the hull 10.
- the recessed point (114a) may be provided vertically by a certain height up and down.
- the front end (11a) of the bow 11 toward the upper deck 14 at the recessed point (114a) is provided to be inclined forward, the inclined angle may be 5 to 10 degrees (preferably around 7 degrees).
- the front end of the bulbous bow 114 may be parallel to the front end of the upper deck 14, as shown in FIG. 1, or may protrude more than the front end of the upper deck 14. This can be variously determined according to the sea state of the area in which the liquefied gas carrier 1 according to the present invention sails.
- the liquefied gas carrier 1 according to the present invention can sail the path passing through the old Panama Canal.
- the present invention may have a maximum width of the hull 10 of less than 32.3m.
- a liquefied gas carrier that can pass through the old Panama Canal generally has a liquefied gas storage capacity of less than 70K.
- the present invention may modify the hull 10 to have a liquefied gas storage capacity of 70K or more (preferably 78.7K) while still passing through the old Panama Canal.
- a liquefied gas storage capacity of 70K or more preferably 78.7K
- the liquefied gas carrier ship 1 is composed of a hull 10 and a liquefied gas tank 20 provided in the hull 10, and the liquefied gas carrier ship 1 is virtual.
- the line may be divided into an upper portion 16, a middle portion 18, and a lower portion 17.
- the upper portion 16, the central portion 18, the lower portion 17 is a concept that virtually divided the liquefied gas carrier (1) itself including both the hull 10 and the liquefied gas tank 20 according to the height.
- the top side tank 13 of the liquefied gas carrier ship 1 may be provided with a top side tank 30 at the top and a double bottom tank 40 at the bottom. .
- both the top side tank 30 and the double bottom tank 40 may be used as a ballast water tank, the top side tank 30 is located above the double bottom tank 40, so that the liquefied gas In order to stably adjust the draft of the carrier ship 1, the ballast water may be filled in the double bottom tank 40 in preference to the topside tank 30.
- the top side tank 30 may be provided at the point where the upper end of the side shell plate 13 and the side end of the upper deck 14 meet, and may have a substantially triangular cross section.
- the upper edge of the liquefied gas tank 20 may be inclined, and may be spaced apart from the topside tank 30 and the liquefied gas tank 20.
- an anti-floating choke 31 is installed on one surface of the topside tank 30 and / or one surface of the liquefied gas tank 20 facing each other, and when the seawater flows into the hull 10, the liquefied gas tank 20 ) Can prevent it from floating.
- the top side tanks 30 are provided in pairs on the left and right sides with respect to the center of the hull 10, and the pair of top side tanks 30 are centered to cross the transverse center of the hull 10. It may be connected by the horizontal member (32).
- the central horizontal member 32 may be provided to overlap the topside tank 30 to supplement the strength of the inner end of the topside.
- the double bottom tank 40 allows the bottom 15 to have a double partition structure, so that even if the bottom 15 is damaged, the seawater can be prevented from immediately flowing into the space where the liquefied gas tank 20 is provided.
- One surface 40a of the double bottom tank 40 connected to the side shell plate 13 may be an inclined surface inclined in a direction opposite to the one surface 30a facing the liquefied gas tank 20 in the topside tank 30.
- the bottom edge of the liquefied gas tank 20 may be inclined to be inclined.
- the liquefied gas tank 20 and the double bottom tank 40 may be spaced apart.
- the side shell 13 may be provided in a single hull to surround the liquefied gas tank 20. That is, when the side shell plate 13 is pierced from the side, seawater may immediately flow into the space where the liquefied gas tank 20 is provided.
- the liquefied gas carrier 1 of the present invention may be to carry LPG having a higher storage temperature than LNG, and the liquefied gas tank 20 may have safety even if it is surrounded by a single side shell plate 13. .
- the side shell 13 and the liquefied gas tank 20 may be spaced apart by a predetermined interval.
- the space may be filled with an inert gas such as nitrogen to prevent fire and explosion in case of leakage of liquefied gas.
- the side shell plate 13 may surround the liquefied gas tank 20 in a state in which the side shell plate 13 is spaced at least 1.4 m (preferably 1.482 m) from the liquefied gas tank 20.
- a stiffener 131 may be provided on the inner surface of the side shell plate 13 in a vertical direction.
- the side shell plate 13 may have a vertically vertical shape in the cross section, and the side surface of the liquefied gas tank 20 adjacent to the side shell plate 13 may also have a vertical shape in the cross section. Therefore, in this portion, the liquefied gas tank 20 may have a constant left and right width.
- the liquefied gas tank 20 is enlarged from the top to the bottom of the liquefied gas tank (part adjacent to the topside tank 30) and then remains constant by a certain height (part surrounded only by the side shell plate 13). ) May be reduced in size (part adjacent to the double bottom tank 40).
- the liquefied gas tank 20 can be accommodated between the left side shell plate 13 on the left side and the right side shell plate 13 on the right side, the larger the interval (width of the hull 10) between the pair of side shell plates 13 is, The storage capacity of the liquefied gas tank 20 may be increased.
- the present invention may have a width for passing through the old Panama Canal, the distance between the pair of side shell plate 13 is limited to within 32.3m, the left and right width of the liquefied gas tank 20 may also be limited.
- the present invention can increase the storage capacity of the liquefied gas tank 20 while increasing the height of the liquefied gas tank 20 to implement a liquefied gas carrier ship 1 of 70K or more (preferably 78.7K). This will be described in detail below based on the upper part 16, the central part 18, and the lower part 17 forming the liquefied gas carrier ship 1.
- the upper part 16 is a part containing the upper deck 14.
- the upper portion 16 may be a portion including the upper deck 14 downwardly up to the bottom height of the topside tank 30. At this time, the lower end of the upper portion 16, the lower side of the top side tank 30 and the liquefied gas tank 20 to the height of the relatively lower point of the upper end of the portion (left and right side vertical portion) is the maximum width Can be.
- the upper part 16 may include a dome (not shown) provided on the upper deck 14 to flow in and out the liquefied gas from the liquefied gas tank 20, and may be installed on the upper deck 14. Configurations (engine casings, cabins, etc.) can all be included. However, for the sake of convenience, the overall height of the upper portion 16 may be used as a height except for components installed on the upper deck 14 and protruding upward.
- the lower part 17 may be a part including the bottom 15, and may include a concept from the bottom 15 to the upper end of the double bottom tank 40. At this time, the upper end of the lower portion 17, the upper end of the double bottom tank 40 and the height of the relatively high point of the lower end of the portion (left and right side vertical portion) of the largest left and right width in the liquefied gas tank 20 Can be.
- the overall height of the lower part 17 is a lower end of a portion where the height from the bottom 15 to the upper end of the double bottom tank 40 and the left and right widths of the liquefied gas tank 20 at the bottom 15 are maximum. It can mean the higher of the height.
- the central part 18 is a part provided between the upper part 16 and the lower part 17, and the left-right side surface of the liquefied gas tank 20 is provided vertically. That is, the central portion 18 may include a portion in which the left and right widths of the liquefied gas tank 20 are kept constant.
- the side shell plate 13 may be vertically provided between at least the lower end of the top side tank 30 and the upper end of the double bottom tank 40, and the top side tank 30 at the side shell plate 13 may be provided at the central portion 18. And the double bottom tank 40 are not installed, a part of the side shell plate 13 included in the central portion 18 may be provided vertically.
- the central portion 18 has a larger vertical length than the upper portion 16 and the lower portion 17, and in particular, the central portion 18 is the sum of the upper and lower lengths of the upper portion 16 and the entire upper and lower lengths of the lower portion 17. It can have a height greater than.
- the liquefied gas carrier 1 of the present invention extends up and down the center portion 18 while having a width through which the old Panama Canal can pass.
- the liquefied gas carriers which are less than 70 K and which can pass through the old Panama Canal can be divided into the upper part 16, the middle part 18, and the lower part 17 as described above. (16) and the lower portion 17, while extending the center portion 18 up and down while maintaining the same vertical length to increase the total height of the hull 10, 70K or more (preferably 78.7K) liquefied gas Secured storage.
- the height occupied by the central portion 18 may be relatively greater than the sum of the upper and lower lengths occupied by the upper part 16 and the upper and lower lengths occupied by the lower part 17 between the upper deck 14 and the bottom 15. have.
- the present invention can be such that the height of the hull 10 is 22m to 23.5m, to have a liquefied gas storage capacity of 70K or more (preferably 78.7K).
- the present embodiment may limit the width so as to pass through the old Panama Canal, but increase the central portion 18 up and down, but have a height of less than 23.5m to have a liquefied gas storage capacity and stability of 70K or more at the same time.
- the liquefied gas carrier ship 1 may be prepared by providing a vertical support 22, anti-rolling chokes 41 and 143, anti-floating choke 31, and the like.
- the gas tank 20 can be accommodated stably.
- the vertical support 22 is provided between the liquefied gas tank 20 and the ship bottom 15 to support the load of the liquefied gas tank 20. It may be provided in plurality and may be arranged symmetrically with respect to the center of the hull 10.
- the anti-rolling chock 41, 143 is provided between the liquefied gas tank 20 and the bottom 15 and / or between the liquefied gas tank 20 and the upper deck 14, and the hull 10. It is possible to prevent the transverse rotational movement of the liquefied gas tank 20 when the) moves.
- the present invention may be provided with an anti-pitching chock to prevent the longitudinal rotational movement of the liquefied gas tank 20, similar to the anti-rolling choke (41, 143).
- the anti-floating chock 31 can block the floating of the liquefied gas tank 20.
- a layer of side shell plate 13 is provided to surround the liquefied gas tank 20.
- the liquefied gas tank 20 is smaller than the sea water. Because of the density, the upper deck 14 can be damaged by floating by sea water.
- the present invention provides an anti-floating choke 31 on one side facing the liquefied gas tank 20 in the top side tank 30, and when the liquefied gas tank 20 floats, the impact is applied to the upper deck 14 or the like. Can prevent losing.
- the anti-rolling chokes 41 and 143 and the anti-floating choke 31 described above may have gaps spaced apart in a state where the liquefied gas tank 20 is stably placed. However, when the liquefied gas tank 20 rotates or floats, rotational movement or floating may be prevented while the spaced gap is in close contact.
- the anti-rolling choke 143 may be installed in the central horizontal member 32.
- the central horizontal member 32 may be provided at the lower portion of the upper deck 14 to connect the left and right pair of topside tanks 30. At this time, the anti-rolling choke 143 may be installed at the lower end of the central horizontal member (32).
- the central horizontal member 32 is provided to reinforce the strength of the upper deck 14 between the pair of topside tanks 30, and the reinforcing member 33 may be added.
- a plurality of reinforcing members 33 may be installed in parallel in a direction (vertical direction) perpendicular to the center horizontal member 32.
- FIG. 9 is a front sectional view of a liquefied gas carrier according to the first embodiment of the present invention.
- the liquefied gas carrier ship 1 may include a manifold 50 and a drip tray 51.
- the manifold 50 may be installed at a position spaced upwardly from the upper deck 14 by the support 52 and has a connection end 50a for connection with the transfer arm 110 of the outside 100. .
- the connecting end 50a of the manifold 50 is in the form of a flange, and the manifold 50 may implement loading or unloading of liquefied gas through the connecting end 50a.
- the manifold 50 may be connected to the inside of the liquefied gas tank 20 through a separate pipe.
- the present invention extends the upper portion 16 while extending the central portion 18 up and down in order to secure a storage capacity of liquefied gas of 75 K or more.
- the height of the manifold 50 is higher than the upper portion 16. It may rise together, and thus the connecting end 50a of the manifold 50 may be provided in a relatively upward position than the upper and lower connectable ranges 110a of the transfer arm 110.
- the step adjustment unit 53 connects the connection end 50a of the manifold 50 and the transfer arm 110.
- Step adjustment unit 53 one side may be connected to the connection end (50a) of the manifold 50, the other side may be connected to the transfer arm (110).
- the connecting end 50a of the manifold 50 may be located relatively higher than the upper and lower connectable ranges 110a of the transfer arm 110, the height of one side of the step adjusting unit 53 is the other side. It can be relatively higher than the height of.
- the step adjustment unit 53 may have a bent or curved shape at least once.
- the step adjusting unit 53 may be S-shaped.
- the step control unit 53 may be provided detachably from the manifold (50).
- the drip tray 51 is provided below the connection end 50a of the manifold 50 in the upper deck 14. Since the drip tray 51 is configured to collect leaks during the transfer of the liquefied gas, the drip tray 51 may be provided below a portion having a high risk of leakage on the liquefied gas transfer path (such as the connection end 50a of the manifold 50). Can be.
- the manifold 50 and the transfer arm 110 may be connected to each other by using the step adjusting unit 53, and the step 50a of the step adjusting unit 53 and the manifold 50 may be connected. Since both the point where the step is connected and the step control unit 53 and the transfer arm 110 is a high risk of liquefied gas leakage, the drip tray 51 may be installed below. That is, one side and the other side of the step adjustment unit 53 may be located above the drip tray 51.
- the connection between the manifold 50 and the transfer arm 110 is performed. It is to use a step adjustment unit 53 to implement.
- the minimum value for the height between the manifold 50 and the drip tray 51 is defined by the classification or the like (for example, 900 mm). That is, since the height between the connecting end 50a of the manifold 50 and the drip tray 51 should be larger than the preset reference value set by the Society, the present invention increases the drip tray 51 when the center portion 18 is extended up and down. As the height of) increases, the connecting end 50a of the manifold 5010 located above the preset reference value above the drip tray 51 is higher than the upper and lower connectable range 110a of the transfer arm 110. It will be located.
- the height between the drip tray 51 and the other side of the step adjusting unit 53 may be smaller than the preset reference value.
- the predetermined reference value may be satisfied when the step adjusting unit 53 is separated.
- FIG. 10 is a sectional front view of a liquefied gas carrier according to a second embodiment of the present invention.
- the liquefied gas carrier ship 1 includes a manifold 50 and a drip tray 51.
- a manifold 50 and a drip tray 51.
- the description will be focused on the parts that are different in the present embodiment, and the descriptions omitted will be replaced with the descriptions in other embodiments.
- the height of the drip tray 51 can be lowered in order to make the height between the manifold 50 and the drip tray 51 more than a predetermined reference value. That is, the drip tray 51 may be provided in a form recessed in the upper deck 14.
- the height of the drip tray 51 can be lowered so that the height of the manifold 50 can be provided at or below the maximum height to which the transfer arm 110 can be connected.
- the drip tray 51 may have a shape recessed to protrude to the inside of the topside tank 30 while being placed on the top surface of the topside tank 30.
- the liquefied gas leaks into the drip tray 51, cold heat may be transferred to the inside of the topside tank 30, so that one surface of the top side tank 30 in the direction in which the drip tray 51 is provided may be at a low temperature. It may be made of a strong material (such as LT steel). This may be applied when installing the drip tray 51 directly to the upper deck 14 without support in other embodiments below.
- the drip tray 51 is recessed so that the height of the manifold 50 is maintained while the height between the drip tray 51 and the manifold 50 is maintained above the preset reference value.
- the connection of the 110 can be made as high as possible.
- FIG. 11 is a sectional front view of a liquefied gas carrier according to a third embodiment of the present invention.
- the liquefied gas carrier ship 1 includes a manifold 50 and a drip tray 51.
- the shape of the upper deck 14 is different from that of the other embodiments. Can be differentiated.
- the upper deck 14 has an inclination in which the height is lowered toward both sides from the center of the hull 10, and the inclination of the portion where the connection end 50a of the manifold 50 is placed upwards is different. It can be relatively larger than the slope at.
- the upper deck 14 may include a first inclined portion 141 and a second inclined portion 142.
- the first inclined portion 141 is a portion where the inclination is constant from the center to a predetermined portion
- the second inclined portion 142 is a portion in which the inclination is constant from the first inclined portion 141 to the side shell plate 13.
- the inclination of the second inclined portion 142 may be greater than the inclination of the first inclined portion 141
- the second inclined portion 142 may be connected to the first inclined portion 141 by bending or bending. .
- One side of the second inclined portion 142 adjacent to the first inclined portion 141 may be positioned at the point where the topside tank 30 begins to be provided between the center and the side of the hull 10.
- the second inclined portion 142 may be partially provided only at a portion where the manifold 50 is located along the longitudinal direction of the hull 10.
- the side shell 13 has a height at the front or the rear of the second inclined portion 142 (the manifold 50). May not be located, and thus may be relatively lower than the height of the second inclined portion 142).
- the side shell plate 13 may have a form in which the height is gradually inclined toward the portion connected to the second inclined portion 142 from the front or rear of the second inclined portion 142. That is, when the hull 10 is viewed from the side, the side shell plate 13 may have a shape recessed downward while height is lowered only at a portion where the second inclined portion 142 is provided.
- the connecting end 50a of the manifold 50 may be located above the second inclined portion 142, and the drip tray 51 may be provided in the second inclined portion 142.
- the height between the manifold 50 and the drip tray 51 can meet a predetermined reference value while the connecting end 50a of the c) is less than or equal to the connectable height of the transfer arm 110.
- the second inclined portion 142 is provided to be inclined more than the first inclined portion 141, the height of the drip tray 51 positioned in the second inclined portion 142 is relatively higher than that in other embodiments. Because it is lowered.
- the present embodiment while lowering the height of the manifold 50 while securing a storage capacity of liquefied gas of 75K or more, it is possible to omit the step adjustment unit 53 and at the same time between the manifold 50 and the drip tray 51
- the height can be more than the preset reference value to ensure safety.
- the manifold 50 and the transfer arm 110 may be connected to each other while the height between the manifold 50 and the drip tray 51 is greater than or equal to a predetermined reference value through the structural change.
- the invention can connect the manifold 50 and the transfer arm 110 by adjusting the draft of the hull (10).
- the liquefied gas carrier 1 includes a rear peak tank 121 at the stern 12, the rear peak tank 121 is empty when the manifold 50 is connected to the transfer arm 110. It is common to maintain state.
- the fluid is introduced into the rear peak tank 121 to connect the connection end 50a of the manifold 50 and the transfer arm 110 of the outside 100 to the hull 10. Can increase the draft.
- the connecting end 50a of the manifold 50 may be placed relatively above the maximum height that the transfer arm 110 can connect.
- the connecting end 50a of the manifold 50 is transferred to the transfer arm 110.
- the fluid may be introduced into the rear peak tank 121 to connect the manifold 50 and the transfer arm 110.
- the connecting end 50a of the manifold 50 may be lowered so that the transfer arm 110 is relatively lower than the maximum height that can be connected.
- the present invention even if the connecting end (50a) of the manifold 50 is provided at a position higher than the transfer arm 110, instead of the structural change or with a structural change, through the adjustment of the draft manifold ( 50 may be stably connected to the transfer arm (110).
- the connecting end 50a of the manifold 50 may be located above the height to which the transfer arm 110 can be connected.
- the present invention can implement the connection of the manifold 50 and the transfer arm 110 by using the rear peak tank 121.
- FIG. 12 is a side view of a liquefied gas carrier according to a fourth embodiment of the present invention.
- the liquefied gas carrier ship 1 includes a maintenance store 111, a sunken deck 122, and a collision barrier bulkhead 113.
- the maintenance store 111 is provided in the player 11 and acts as a warehouse for storing various articles. Since the maintenance store 111 is the first place to be damaged when an impact is applied to the front end of the upper deck 14, a material having a high risk may not be disposed therein.
- Sunken deck 122 (sunken deck) is provided on the stern 12 is provided with equipment for mooring.
- the sunken deck 122 is a portion exposed to the outside 100, and may allow the stern 12 to be moored by a winch or the like placed on the sunken deck 122.
- the sunk deck 122 may be provided to have a step with the upper deck 14. That is, the sunken deck 122 may be positioned relatively lower than the maximum height of the upper deck 14. In this case, the height at which the sunken deck 122 is provided may be the height of the freeboard deck.
- the collision barrier rib 113 is provided below the maintenance store 111 in the horizontal direction of the ship body 10.
- the collision barrier bulkhead 113 is made of a thicker and / or higher strength member than other parts, and may be provided to protect the rear components (such as the liquefied gas tank 20) from the impact applied to the bow 11. have.
- the front peak tank 112 may be a tank for storing the ballast water, such as sea water.
- the front peak tank 112 may be used when the manifold 50 is connected to the transfer arm 110 together with the rear peak tank 121 described above.
- the top height of the bulkhead 113 against the collision should be relatively higher than the height of the freeboard deck.
- the bulkhead 113 against the collision so that the top is higher than the height of the freeboard deck,
- the rear of the 111 must also be provided as a collision barrier 113.
- the barrier rib 113 is provided from the bottom of the ship 15 to the bottom of the maintenance store 111. That is, in the present embodiment, the collision barrier rib 113 may have a planar shape vertically provided from the bottom 15 to the bottom surface of the maintenance line 111.
- the present embodiment can minimize the expensive collision barrier ribs 113, which should be made of a material having a high thickness and high strength, thereby reducing the overall manufacturing cost.
- FIG. 13 is a sectional front view of a liquefied gas carrier according to a fifth embodiment of the present invention.
- a central horizontal member 32 may be provided on the upper deck 14.
- the anti-rolling choke 143 between the upper deck 14 and the upper surface of the liquefied gas tank 20 may be directly installed on the lower surface of the upper deck 14.
- the reinforcing member 33 may also be provided in the central transverse member 32 located above the upper deck 14.
- the anti-rolling choke 143 is installed directly on the lower surface of the upper deck 14, the upper deck 14 and the liquefied gas tank ( 20) a space between the upper surfaces may be further secured, and the upper surface of the liquefied gas tank 20 may be higher than that of the first embodiment by using the same.
- the upper surface of the liquefied gas tank 20 may be provided higher than the upper end height of one surface of the top side tank 30 in which the anti-floating choke 31 is provided. Accordingly, the present invention can increase the liquefied gas storage capacity by raising the upper surface of the liquefied gas tank 20 closer to the upper deck 14.
- the center cross member 32 is directly connected to the top side tank 30 to reinforce strength, while in the present embodiment, the center cross member 32 and the top side are interposed between the upper deck 14. As the tank 30 is indirectly connected, the strength may vary.
- the bottom surface of the center horizontal member 32 is provided so as to overlap at least part of the top surface of the top side tank 30 with the upper deck 14 therebetween, thereby ensuring the strength.
- the central transverse member 32 connecting the pair of topside tanks 30 is disposed on the upper surface of the upper deck 14 to further increase the height of the liquefied gas tank 20 to store the liquefied gas. Capacity can be expanded.
- FIG. 14 and 15 are internal perspective views of a liquefied gas carrier ship according to a sixth embodiment of the present invention.
- the stiffener 131 is provided in the vertical direction on the inner surface of the side shell plate 13 to reinforce the strength of the one side shell plate 13 surrounding the liquefied gas tank 20.
- the inspection chief inspection platform, not shown is a stiffener (not shown) 131 may be installed in a horizontal direction perpendicular to the vertical direction.
- the inspection chief may be temporarily installed and subsequently removed.
- the stiffener 131 is provided in the vertical direction, when the side shell plate 13 is connected by welding by welding between blocks, the welding spark may fall along the space between the two stiffeners 131. At this time, if the welding spark touches a heat insulating material such as polyurethane installed on the outer surface of the liquefied gas tank 20, it may lead to a fire and cause a big accident.
- a heat insulating material such as polyurethane installed on the outer surface of the liquefied gas tank 20
- the present invention includes a sixth embodiment for solving this problem.
- a sixth embodiment for solving this problem.
- FIG. 14 and FIG. 15 a part different from the first embodiment in the sixth embodiment will be described in detail.
- the liquefied gas carrier ship 1 may include a stiffener 131, a deck stringer 132, and a vertical web 133.
- the stiffeners 131 may include a plurality of stiffeners 131 and may be disposed on the side shell plate 13 and arranged in parallel with each other.
- the stiffeners 131 may be provided in the vertical direction on the side shell plate 13 as shown in FIG. 14, or may be provided in the horizontal direction on the side shell plate 13 as shown in FIG. 15.
- the deck stringer 132 is provided in the side shell plate 13 in a horizontal direction and is disposed perpendicular to the stiffener 131 as shown in FIG. 14, or parallel to the stiffener 131 as shown in FIG. 15. Can be arranged.
- the deck stringer 132 may be installed on the side shell plate 13 so that the deck stringer 132 may implement the role of the inspection chief. Therefore, in the present embodiment, it is not necessary to perform the operation of dismantling and dismantling the inspection chief separately, thereby reducing the man-hour.
- the deck stringer 132 may serve to block the falling of the welding spark. Therefore, the welding spark generated when the side shell plate 13 is connected when welded between blocks can be lowered to lower the risk of fire.
- the stiffener 131 and the deck stringer 132 are disposed in a lattice form, the strength of the deck stringer 132 may be greatly improved.
- the width of the stiffener 131 in the lateral direction may be smaller than that in the first embodiment. This leads to an effect of reducing the cost incurred when the stiffener 131 is installed.
- the stiffener 131 and the vertical web 133 may be disposed in a lattice form, and thus, the manufacturing cost may be reduced while the width of the stiffener 131 is reduced in the lateral direction.
- the lateral width of the stiffener 131 may be relatively smaller than the lateral width of the transverse width vertical web 133 of the deck stringer 132.
- the vertical web 133 is provided in the vertical direction on the side plate 13 and is disposed perpendicular to the deck stringer 132.
- the vertical web 133 may be provided with a hole (not shown), which is intended to allow a person moving along the deck stringer 132 to pass through.
- the vertical web 133 may be disposed parallel to the stiffener 131 as in the case of FIG. 14, and may be disposed perpendicular to the stiffener 131 as in the case of FIG. 15.
- the transverse width of the vertical web 133 may coincide with the transverse width of the deck stringer 132.
- the present embodiment provides the deck stringer 132 and the vertical web 133 as a grid, thereby reducing the number and / or lateral width of the stiffener 131, thereby reducing the manufacturing cost and at the same time The total load can be reduced.
- FIG. 16 is a sectional front view of a liquefied gas carrier according to a seventh embodiment of the present invention
- FIG. 17 is an internal perspective view of a liquefied gas carrier according to a seventh embodiment of the present invention.
- the liquefied gas carrier ship 1 according to the seventh embodiment of the present invention the shape of the stiffener 131 can be differentiated from other embodiments.
- the present embodiment will be described mainly in terms of being different from other embodiments.
- the stiffeners 131 may include a plurality of stiffeners 131, and may be disposed in a vertical direction on the side shell plate 13 and disposed in parallel to each other. In this case, the stiffener 131 may form a polygonal flat cross section with the side shell plate 13 by a predetermined height.
- the stiffener 131 may have a flat cross section of a polygonal one side open, wherein the stiffener 131 may be coupled to the side shell 13 so that one side opened in the flat cross section is sealed by the side shell 13. .
- a space confined by a certain height may be formed by the combination of the stiffener 131 and the side shell plate 13, and the space may be a fluid storage space for storing ballast water. That is, the stiffener 131 may form a fluid storage space therein while being engaged with the side outer plate 13.
- the present embodiment may additionally secure a space in which the ballast water may be stored, and / or reduce the size of another space in which the ballast water may be stored.
- the present embodiment may reduce the size of the topside tank 30 and / or the double bottom tank 40 in comparison with other embodiments, while reducing the height of the topside tank 30 and the liquefied gas tank 20.
- By increasing the height of the liquefied gas storage capacity can be increased.
- the stiffener 131 may have an upper end connected to the top side tank 30 and a lower end connected to the double bottom tank 40. Therefore, the stiffener 131 may form a fluid storage space between the top side tank 30 and the double bottom tank 40.
- the fluid storage space may communicate with the topside tank 30 and / or the double bottom tank 40.
- the communication may be connected by a valve (not shown) or the like.
- FIG. 18 is a sectional front view of a liquefied gas carrier according to an eighth embodiment of the present invention.
- the liquefied gas carrier ship 1 may include an anti-rolling choke 134 provided in the stiffener 131.
- the anti-rolling chokes 41 and 143 are provided between the upper end of the liquefied gas tank 20 and the upper deck 14 and between the lower end of the liquefied gas tank 20 and the bottom 15 as described in the first embodiment. Can be.
- the anti-rolling choke 134 is provided on the stiffener 131 installed on the side shell plate 13, and between the upper end of the liquefied gas tank 20 and the upper deck 14 and / or the liquefied gas tank ( It is possible to omit the anti-rolling chokes 41 and 143 between the lower end of 20 and the bottom 15.
- the storage capacity of the liquefied gas tank 20 may be increased.
- the anti-rolling choke 134 provided on the stiffener 131 may be provided at a position relatively close to the bottom 15 between the upper deck 14 and the bottom 15.
- the present embodiment may be provided with the anti-rolling choke 134 in the vertical web 133 described above.
- One of the vertical supports 22 provided at the lower end of the liquefied gas tank 20 may be provided at a lateral center of the liquefied gas tank 20, and the remaining vertical supports 22 are based on the horizontal center. It can be provided symmetrically.
- the vertical support 22 is transverse to the liquefied gas tank 20.
- the vertical support 22 is transverse to the liquefied gas tank 20.
- the load can be supported at the transverse center of the liquefied gas tank 20, so that the number of vertical supports 22 can be reduced (for example, 4 to 3 based on the transverse end surface). dog).
- the anti-rolling choke 134 is provided on the stiffener 131 to omit the anti-rolling chocks 41 and 143 provided above and below the liquefied gas tank 20, and the vertical support 22 is disposed. It is possible to reduce the number of vertical supports 22 while changing.
- the present embodiment may increase the storage capacity by raising the upper end of the liquefied gas tank 20 closer to the upper deck 14 by omitting the anti-rolling choke 143 from the upper end of the liquefied gas tank 20.
- FIG. 19 is a sectional front view of a liquefied gas carrier according to a ninth embodiment of the present invention.
- the liquefied gas carrier ship 1 according to the ninth embodiment of the present invention includes a side shell plate 13, an upper deck 14, and a topside tank 30.
- a side shell plate 13 an upper deck 14
- a topside tank 30 a topside tank
- the upper deck 14 may have an inclined portion 144 connected to an upper end of the side shell plate 13 and inclined upward toward the center. However, the inclined portion 144 may be spaced apart from the point where the side shell plate 13 and the upper deck 14 meet.
- the topside tank 30 may be located at least a portion above the point where the side shell plate 13 and the upper deck 14 is connected.
- the upper deck 14 has an inclined portion 144 to have a form that protrudes upwards sufficiently, through which the top side tank provided between the upper end of the side shell plate 13 and the upper deck 14 ( 30) may protrude upward.
- the top side tank 30 protrudes outward from the point where the side shell plate 13 and the upper deck 14 are connected (upper side edge in the cross section of the hull 10), and the inclined portion 144 of the upper deck 14 is provided. It may have a shape that is recessed inward at the point where it starts.
- the top side tank 30 includes a lower space 34 provided below and an upper space 35 provided above on the basis of the point where the side shell plate 13 and the upper deck 14 are connected to each other. It may have a maximum width in the transverse direction at the point where the 34 and the upper space 35 is connected. In addition, the lower space 34 and the upper space 35 may be in communication.
- the lower space 34 and the upper space 35 are in communication with each other, when there is no structure between the lower space 34 and the upper space 35 or when the structure is present but a hole in the structure to communicate, etc.
- the upper space 35 of the top side tank 30 may be provided on the bottom surface of the inclined portion 144.
- the inclined portion 144 starts from a position closer to the center of the hull 10 than the connection point between the side shell plate 13 and the upper deck 14, and the upper deck 14 is relatively between the left and right pair of inclined portions 144. It may be flat or in other embodiments tilted to the degree of inclination of the upper deck 14.
- the transverse width of the topside tank 30 extends from the side shell 13 to the hull 10. Can be enlarged towards the center.
- a center transverse member 32 is provided between the pair of topside tanks 30.
- the central transverse member 32 may have a relatively smaller transverse width than other embodiments. Therefore, this embodiment can reduce the installation cost by reducing the size of the center cross member (32).
- the upper deck 14 may be inclined upwardly, and the upper end of the liquefied gas tank 20 may also have a form in which the upper deck 14 is raised upward. At this time, the slope of the upper edge in the liquefied gas tank 20 may be larger than the slope of the lower edge.
- liquefied gas carrier 10 hull
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Ocean & Marine Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
Description
Claims (10)
- 구파나마 운하의 통과가 가능하도록 32.3m 미만의 폭을 갖는 액화가스 운반선에 있어서,액화가스 저장용량이 70K 이상, 바람직하게는 78.7K인 액화가스 탱크를 가지는 것을 특징으로 하는 액화가스 운반선.
- 제 1 항에 있어서,상기 액화가스 탱크는 복수 개로 마련되는 것을 특징으로 하는 액화가스 운반선.
- 제 1 항에 있어서,상기 액화가스 탱크를 수용하는 선체를 포함하고,상기 선체의 높이는 22 내지 23.5m 인 것을 특징으로 하는 액화가스 운반선.
- 제 1 항에 있어서,상기 액화가스 탱크를 수용하는 선체를 포함하고,상기 선체의 외판은 한 겹(single hull)으로 이루어지는 것을 특징으로 하는 액화가스 운반선.
- 제 1 항에 있어서,상기 액화가스 탱크는 상부, 중앙부, 하부를 포함하고,상기 중앙부의 상하 길이는 상기 상부의 상하 길이와 하부의 상하 길이를 합한 것보다 더 큰 것을 특징으로 하는 액화가스 운반선.
- 제 2 항에 있어서,상기 액화가스 탱크는 선수 측에 배치되는 제1 액화가스 탱크를 포함하고,상기 제1 액화가스 탱크는 적어도 2개의 절곡부를 가지는 것을 특징으로 하는 액화가스 운반선.
- 제 1 항에 있어서,상기 액화가스 저장탱크는 상부, 중앙부, 하부를 포함하고,상기 액화가스 저장탱크의 중앙부의 상하 길이는,액화가스 저장용량이 70K 미만인 액화가스 운반선의 액화가스 탱크 중앙부의 상하 길이보다 더 연장되어 형성되는 것을 특징으로 하는 액화가스 운반선.
- 제 7 항에 있어서,상기 액화가스 저장탱크의 상부 및 하부의 상하 길이는,액화가스 저장용량이 70K 미만인 액화가스 운반선의 저장탱크의 상부 및 하부와 동일하게 형성되는 것을 특징으로 하는 액화가스 운반선.
- 제 1 항에 있어서,상기 액화가스 탱크를 수용하는 선체를 포함하고,상기 액화가스 탱크는 상기 선체의 외판으로부터 1.4m 이상 이격되어 배치되는 것을 특징으로 하는 액화가스 운반선.
- 구파나마 운하의 통과가 가능하도록 32.3m 미만의 폭을 갖는 액화가스 운반선에 있어서,선체의 높이를 증가시켜 70K 이상, 바람직하게는 78.7K의 액화가스 적재능력을 가지는 것을 특징으로 하는 액화가스 운반선.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17/228,325 USRE50076E1 (en) | 2015-12-30 | 2016-12-26 | Liquefied gas carrier |
| US15/771,836 US10526052B2 (en) | 2015-10-27 | 2016-12-26 | Liquefied gas carrier |
| CN202010634341.XA CN111746725B (zh) | 2015-12-30 | 2016-12-26 | 液化气体运输船 |
| JP2018542096A JP6788020B2 (ja) | 2015-12-30 | 2016-12-26 | 液化ガス運搬船 |
| CN201680063001.8A CN108290622B (zh) | 2015-12-30 | 2016-12-26 | 液化气体运输船 |
| PH12018500917A PH12018500917A1 (en) | 2015-10-27 | 2018-04-27 | Liquefied gas carrier |
Applications Claiming Priority (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2015-0149274 | 2015-10-27 | ||
| KR20150149274 | 2015-10-27 | ||
| KR20150156839 | 2015-11-09 | ||
| KR10-2015-0156839 | 2015-11-09 | ||
| KR10-2015-0190197 | 2015-12-30 | ||
| KR20150190197 | 2015-12-30 | ||
| KR10-2016-0017623 | 2016-02-16 | ||
| KR1020160017623A KR101827083B1 (ko) | 2015-10-27 | 2016-02-16 | 액화가스 운반선 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| WO2017074166A2 true WO2017074166A2 (ko) | 2017-05-04 |
| WO2017074166A3 WO2017074166A3 (ko) | 2017-06-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/KR2016/015289 Ceased WO2017074166A2 (ko) | 2015-10-27 | 2016-12-26 | 액화가스 운반선 |
Country Status (1)
| Country | Link |
|---|---|
| WO (1) | WO2017074166A2 (ko) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2771091B2 (ja) * | 1993-03-17 | 1998-07-02 | 日立造船株式会社 | 輸送船用タンク |
| KR100760107B1 (ko) * | 2006-05-26 | 2007-09-18 | 현대중공업 주식회사 | 확장된 구형 lng저장탱크를 지지하는 이중 지지 구조 |
| EP2743171A4 (en) * | 2011-08-13 | 2016-01-20 | Nobuyoshi Morimoto | LIQUID NATURAL GAS VEHICLES |
| KR20140061671A (ko) * | 2012-11-14 | 2014-05-22 | 현대중공업 주식회사 | 독립형 액화가스 저장탱크와 부분이차방벽을 구비한 단일 선측 액화가스 운반선의 선체 구조 |
| KR20150083254A (ko) * | 2014-01-09 | 2015-07-17 | 에스티엑스조선해양 주식회사 | 독립형 화물창 지지구조 |
-
2016
- 2016-12-26 WO PCT/KR2016/015289 patent/WO2017074166A2/ko not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017074166A3 (ko) | 2017-06-29 |
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