CN107428400A - Liquid gas storage tank peculiar to vessel and the liquefied gas carry vessel for possessing the liquid gas storage tank peculiar to vessel - Google Patents
Liquid gas storage tank peculiar to vessel and the liquefied gas carry vessel for possessing the liquid gas storage tank peculiar to vessel Download PDFInfo
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- CN107428400A CN107428400A CN201580078317.XA CN201580078317A CN107428400A CN 107428400 A CN107428400 A CN 107428400A CN 201580078317 A CN201580078317 A CN 201580078317A CN 107428400 A CN107428400 A CN 107428400A
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- tank body
- vessel
- tank
- gas storage
- formula
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Classifications
-
- 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
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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
- F17C3/00—Vessels not under pressure
- F17C3/02—Vessels not under pressure with provision for thermal insulation
- F17C3/025—Bulk storage in barges or on ships
-
- 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
- F17C2201/00—Vessel construction, in particular geometry, arrangement or size
- F17C2201/01—Shape
-
- 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
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/03—Mixtures
- F17C2221/032—Hydrocarbons
- F17C2221/033—Methane, e.g. natural gas, CNG, LNG, GNL, GNC, PLNG
-
- 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
- F17C2270/00—Applications
- F17C2270/01—Applications for fluid transport or storage
- F17C2270/0102—Applications for fluid transport or storage on or in the water
- F17C2270/0105—Ships
Abstract
Liquid gas storage tank peculiar to vessel, for around the liquid gas storage tank peculiar to vessel of vertical pressure vessel substantially symmetrical about its central axis, including：The upside tank body with bottom being open downwards；The downside tank body with upper end being open upward；Pass through the orthogonal cross-sectional shape and following formula of the central shaft of side's tank body in upside tank body and downside tank body（1）The track of middle expression is consistent：︱ x/r1︱m+ ︱ y/r2︱m=1…（1）, wherein r1It is upper end or the radius of bottom of side's tank body, r2It is the height of side's tank body, m is satisfaction 2<m<3 constant.
Description
Technical field
The present invention relates to the liquid gas storage tank peculiar to vessel of storage liquefied gas and the liquefied gas for possessing the liquid gas storage tank peculiar to vessel to remove
Transport ship.
Background technology
In the past, in order to carry liquefied natural gas（Hereinafter referred to as " LNG "）Deng liquefied gas, using being loaded with multiple liquid gas storage tanks
Liquefied gas carry vessel.The liquid gas storage tank of loading vessel, such as independent spherical tank, film are carried as liquefied gas（membrane）Type
Tank etc. is known.For example, Patent Document 1 discloses carry the independent spherical tank of loading vessel in the LNG for carrying LNG（With
It is referred to as " spherical tank " down）.
Spherical tank as shown in Fig. 1 and Fig. 2 in patent document 1 is from the pressure vessel of hull independence, and by from hull
Basic deck（foundation deck）The shirt rim extended to vertical is supported in hull.LNG carries loading vessel
The tank of tank, either which kind of form, although resistance to pressure and thermal insulation with the LNG for storing extremely low temperature under high pressure conditions,
It is but different according to the form merits and demerits of tank.For example, spherical tank is compared with the tank of other forms, due to the shape of tank
To be just spherical, have the advantages that may without in inner side design reinforcement material, the stress concentration of crack occurring source can be excluded.
Prior art literature：
Patent document：
Patent document 1：No. 2009/084136 publication of International Publication No..
The content of the invention
Problems to be solved by the invention：
But this urgent expectation of carrying capacity that increase liquefied gas is wanted to same big hull in recent years, be present.Due to spherical
Tank space efficiency utilization for the volume of cabin is low, substitutes spherical tank to tackle this urgent it is expected, on one side
Maintain the size of hull（Especially beam）, while placing hope on the new shape that can increase liquefied gas carrying capacity
Tank.However, it is highly difficult that design, which has the tank of the advantages of spherical tank,.
So it is an object of the invention to provide the carrying capacity that can also increase liquefied gas than spherical tank, while can make to have
The easy liquid gas storage tank peculiar to vessel of design of spherical tank advantage and the liquefied gas carry vessel for possessing the liquid gas storage tank peculiar to vessel.
The means solved the problems, such as：
In order to solve the above problems, the liquid gas storage tank peculiar to vessel on the present invention is held as around vertical pressure substantially symmetrical about its central axis
The liquid gas storage tank peculiar to vessel of device, including：The upside tank body with bottom being open downwards；What is be open upward has upper end
The downside tank body in portion；Pass through the vertical cross-section of the central shaft of side's tank body in the upside tank body and the downside tank body
Shape and following formula（1）The track of middle expression is consistent：︱ x/r1︱m+ ︱ y/r2︱m=1…（1）
Wherein, r1It is the upper end or the radius of the bottom of one tank body, r2It is the height of one tank body,
M is satisfaction 2<m<3 constant.
According to said structure, due to setting formula（1）M value be more than 2, side's tank body formed from tank center obliquely upward or
The shape of obliquely downward bulging.By means of this, tankage size can be increased than just spherical tank.Formula（1）M value become it is too much when,
For the tank shape of one side's tank body side close to cylindrical shape, its result is the aggregate for needing to reinforce flat part
（aggregate）Deng.But in said structure, set formula（1）M value be less than 3, so can realize without reinforcing material or few
Amount reinforces the structure that material is the pressure of tolerable liquefied gas.Also, formula（1）The trajectory tortuosity of middle expression is continuous, so can
Make have the design of spherical tank advantage easy.
It can also be in above-mentioned liquid gas storage tank peculiar to vessel, pass through the opposing party's tank in the upside tank body and the downside tank body
The orthogonal cross-sectional shape and following formula of the central shaft of body（2）The track of middle expression is consistent：
︱ x/r1︱n+ ︱ y/r3︱n=1…（2）
Wherein, r3It is the height of the opposing party's tank body, n is satisfaction 2<n<3 constant.According to the structure, due to setting formula（2）'s
N value be more than 2, the opposing party's tank body formed from tank center obliquely upward or obliquely downward bulging shape.By means of this, one can be entered
Step increase tankage size.Formula（2）N value become it is too much when, the tank shape of the opposing party's tank body side is close to cylindrical shape, its result
Need aggregate for being reinforced to flat part etc..But setting formula（2）N value be less than 3, so no reinforcing can be realized
The structure of material or a small amount of pressure for reinforcing the i.e. tolerable liquefied gas of material.Also, formula（2）The trajectory tortuosity of middle expression is continuous, institute
Can make to have the design of spherical tank advantage easy.
Formula can also be made（1）And formula（2）R1、r2And r3Meet r1=r2=r3.Now, due to upside tank body and downside tank body
Opening portion radius r1, downside tank body high r2And the high r of upside tank body3Length it is identical, if so upside tank body and
Almost it's not true for the height of coupling part between the tank body of downside, then width and height are almost identical with conventional spherical tank.
Therefore, it is possible to carry out the design on hull in the same manner as conventional spherical tank.
Can also be in r1=r2=r3In the case of, make formula（1）M and formula（2）N meet m=n.Now, on due to that can make
Side tank body is identical with the shape of downside tank body, so the manufacture of liquid gas storage tank peculiar to vessel becomes easy.
Formula can also be made（1）R1And r2Meet 0.9≤r2/ r1≤1.1.Now, formula（1）Trajectory tortuosity change not
It can terrifically become big, so further the design with spherical tank advantage becomes possibility.
It can also be in the liquid gas storage tank peculiar to vessel, connection institute is included between the upside tank body and the downside tank body
State the cylinder in vertical extension of upside tank body and the downside tank body.According to the structure, can with from bridge
Visibility and load the liquid gas storage tank peculiar to vessel liquefied gas carry vessel position of centre of gravity it is relevant allow in the range of increase circle
The height of cylinder, so as to increase the liquefied gas carrying capacity of liquid gas storage tank.
Invention effect：
In accordance with the invention it is possible to provide the carrying capacity that can also increase liquefied gas than spherical tank, while can make excellent with spherical tank
The easy liquid gas storage tank peculiar to vessel of design of point and the liquefied gas carry vessel for possessing the liquid gas storage tank peculiar to vessel.
Brief description of the drawings
Fig. 1 is the side view of the liquefied gas carry vessel on embodiment of the present invention；
Fig. 2 is the top view of the liquefied gas carry vessel on embodiment of the present invention；
Fig. 3 is the sectional view from III-III direction of arrow of the liquefied gas carry vessel shown in Fig. 1；
Fig. 4 is the figure for the variation for showing liquid gas storage tank peculiar to vessel.
Embodiment
Hereinafter, according to the liquid gas storage tank peculiar to vessel on a kind of embodiment of the present invention and it is loaded with the liquefied gas peculiar to vessel
The design drawing of the liquefied gas carry vessel of tank illustrates.
Fig. 1 and Fig. 2 is the side view and top view of the liquefied gas carry vessel 1A on embodiment of the present invention.Use liquefied gas
The liquefied gas that carry vessel 1A is carried, e.g. LNG or liquified hydrogen.The liquefied gas carry vessel 1A of the embodiment is in hull 20
Captain direction possesses multiple（There are 4 in the example）Liquid gas storage tank peculiar to vessel（Hereinafter, only " tank " is claimed）10.Also, in the embodiment
Liquefied gas carry vessel 1A in, its rear position（Fig. 1 left side）It is provided for the place i.e. bridge steered a ship in navigation
21.As shown in figure 1, the top of tank 10 protrudes upward from the upper deck 22 of hull 20.
Fig. 3 is the sectional view for the structure for showing the tank 10 and support tank 10 loaded in liquefied gas carry vessel 1A.In ship
A pair of vertical logical next doors 25 that the beam direction both sides of body 20 extend along side plate 24 in captain direction are arranged on from a pair of shipboards
In outside plate 24 to predetermined distance, tank 10 is configured between a pair of vertical logical next doors 25.
The basic deck 26 that tank 10 is supported by shirt rim 27 is set around tank 10.Basic deck 26, which is arranged on, compares hull
Upper deck 22 on 20 is on the position of the specified altitude of lower section, the upper surface connection vertical logical next door on the basic deck 26
25 bottom.Basic deck 26 is set in the form of connecting side plate 24 in beam direction.Shirt rim 27 is cylindric, skirt
The bottom on side 27 is connected with the upper surface on basic deck 26, and the upper end of shirt rim 27 is connected with the outer peripheral face of tank 10.On basis
Set in deck 26 on the position of tank 10, the circular open portion in the same size with the diameter of shirt rim 27 is set.
Also, in the lower section of tank 10, alow set above the predetermined distance of outside plate 23 along Bottom Plate 23 in captain direction
The internal backplane of extension（inner bottom plate）28.And the both ends in the beam direction of internal backplane 28 and basic deck
A pair of base deck boards are set between 26（bilge hopper plate）29.The base deck board 29 in captain direction also to extend
Form is set, and base deck board 29 tilts from the both ends of internal backplane 28 to the outside in beam direction.
Secondly, illustrated for the tank 10 of the embodiment.Tank 10 is held around the symmetrical pressure of vertical central shaft C
Device.Tank 10 has：Form the lower portion of tank 10, i.e., the downside tank body 12 being open upward；With formed tank 10 upper portion,
The upside tank body 13 being open downwards；In the embodiment, tank 10 is directly connected to by downside tank body 12 and upside tank body 13.Under
The respective outer surface of side tank body 12 and upside tank body 13 is covered with heat-insulating material（It is not shown）.
Downside tank body 12 is bowl-shape, has the upper end 12a of ring-type.The horizontal cross sectional geometry of downside tank body 12 is ring-type,
Pass through the orthogonal cross-sectional shape and following formula of central shaft C downside tank body 12（1）The track of middle expression is consistent：
︱ x/r1︱m+ ︱ y/r2︱m=1…（1）
Formula（1）In, r1The upper end 12a of tank body 12 radius, r on the downside of being2It is the height of downside tank body 12, m value is, for example,
2.5。
It is described in more detail, then the upper of downside tank body 12 upwards for central shaft C just is set as into y-axis, will be being passed through with vertical
When the straight line orthogonal with central shaft C is set as x-axis on end 12a horizontal plane, pass through the vertical of central shaft C downside tank body 12
Cross sectional shape and above-mentioned formula（1）The track of the Range Representation of middle y≤0 is consistent.
Formula（1）M value be not limited only to 2.5, or meet 2 ＜ m ＜ 3 constant arbitrary value.Because m value is more than
2, therefore the orthogonal cross-sectional shape of downside tank body 12 turns into the shape oliquely downward bloated from the center of tank 10.
Upside tank body 13 is bowl-shape to be inverted, and has the bottom 13a of ring-type.The horizontal cross sectional geometry of upside tank body 13 is ring
Shape, pass through the orthogonal cross-sectional shape and following formula of central shaft C upside tank body 13（2）The track of middle expression is consistent：
︱ x/r1︱n+ ︱ y/r3︱n=1…（2）
Formula（2）In, r1The bottom 13a of tank body 13 radius, r on the upside of being3It is the height of upside tank body 13, n value is, for example,
2.5。
It is described in more detail, then is being that central shaft C is just set as y-axis upwards with vertical, by by under upside tank body 13
When the straight line orthogonal with central shaft C is set as x-axis on end 13a horizontal plane, pass through the vertical of central shaft C upside tank body 13
Cross sectional shape and above-mentioned formula（2）The track of the Range Representation of middle y >=0 is consistent.
Formula（2）N value be not limited only to 2.5, or meet 2 ＜ n ＜ 3 constant arbitrary value.Because n value is more than
2, therefore the orthogonal cross-sectional shape of upside tank body 13 turns into the shape bloated obliquely upward from the center of tank 10.Also, upside tank body
13 bottom 13a radius r1With the upper end 12a of downside tank body 12 radius r1For identical value.
In the embodiment, downside tank body 12 and the radius r of 13 respective opening portion of upside tank body1, downside tank body 12 height
r2And the high r of upside tank body 133For equal length.That is, formula（1）And formula（2）R1、r2And r3Meet r1=r2=r3。
Cover 31 is supported in upper deck 22.Cover 31 is configured in the outside of tank 10 from upside tank body 13 to interval only predetermined distance
Position, it is identical with the shape of upside tank body 13.Can also be that cover 31 is different from the shape of upside tank body 13.
From the description above, the orthogonal cross-sectional shape in the tank 10 by central shaft C downside tank body 12 and the formula
（1）The track of middle expression is consistent.By with Fig. 3 with the conventional spherical tank 40 shown in chain-dotted line more also, due to formula
（1）M value be more than 2, tank 10 forms the shape oliquely downward bloated from the center of tank 10 compared with spherical tank 40.By means of
This, can effectively utilize tank 10 and hull 20（Such as internal backplane 28 or base deck board 29）Between space, increase tank hold
Amount.
Also, formula（1）M value when becoming too much, the shape of the bottom of tank 10 is close to cylindrical shape, and its result is needs to flat
Aggregate that smooth position is reinforced etc..However, due to setting formula（1）M value be less than 3, so can realize without reinforce material or
It is a small amount of to reinforce the structure that material is the pressure of tolerable liquefied gas.Also, due to formula（1）The trajectory tortuosity of middle expression is continuous, institute
It is easy with the design that need not reinforce material or a small amount of reinforcing this spherical tank advantage of material that can make.Also, except above-mentioned advantage with
Outside, also have：Structure elucidation becomes easy, can obtain the high design of reliability；It is outer with that can be reduced compared with square tank etc.
Surface, so as to reduce to invading the advantages that hot inside tank 10；And it can make have the design of above advantage easy.
In above-mentioned tank 10, pass through the orthogonal cross-sectional shape and formula of central shaft C upside tank body 13（2）The track one of middle expression
Cause.By with Fig. 3 with the conventional spherical tank 40 shown in chain-dotted line more also, due to formula（2）N value be more than 2, tank
10 compared with spherical tank 40, forms the shape bloated obliquely upward from the center of tank 10.By means of this, can with from bridge 21
Visibility and liquefied gas carry vessel 1A position of centre of gravity it is relevant allow in the range of increase tankage size.
Also, formula（2）N value when becoming too much, the shape on the top of tank 10 is close to cylindrical shape, and its result is needs to flat
Aggregate that smooth position is reinforced etc..However, due to setting formula（2）N value be less than 3, so can realize without reinforce material or
It is a small amount of to reinforce the structure that material is the pressure of tolerable liquefied gas.Also, due to formula（2）The trajectory tortuosity of middle expression is continuous, institute
It is easy with the design that need not reinforce material or a small amount of reinforcing this spherical tank advantage of material that can make.Also, except above-mentioned advantage with
Outside, also have：Structure elucidation becomes easy, can obtain the high design of reliability；It is outer with that can be reduced compared with square tank etc.
Surface, so as to reduce to invading the advantages that hot inside tank 10；And it can make have the design of above advantage easy.
In the embodiment, downside tank body 12 and the radius r of 13 respective opening portion of upside tank body1, downside tank body 12 height
r2And the high r of upside tank body 133For equal length（That is, r1=r2=r3）.Therefore, width and height with conventional spherical tank almost
It is identical.So the design on hull 20 can be carried out in the same manner as conventional spherical tank.
And then in the embodiment, formula（1）M and formula（2）N value be 2.5, due to being identical value, downside tank body
12 and upside tank body 13 are same shape, and the manufacture of tank 10 becomes easy.
Fig. 4 is the figure of the tank 50 for the variation for being shown as the tank 10.As shown in figure 4, the tank 50 as variation exists
Have between upside tank body 13 and downside tank body 12 and prolong what upside tank body 13 and downside tank body 12 were attached in vertical
The cylinder 51 stretched.
As shown in figure 4, the upper end 12a of downside tank body 12 and the bottom 13a of upside tank body 13 are configured in different water
In plane.That is, formula（1）And formula（2）Respective x-axis also is located on different horizontal planes.It is described in more detail, then when upward with vertical
For central shaft C just is set as into y-axis, by by orthogonal with central shaft C straight on the upper end 12a of downside tank body 12 horizontal plane
When line is set as x-axis, orthogonal cross-sectional shape and above-mentioned formula by central shaft C downside tank body 12（1）The range table of middle y≤0
The track shown is consistent.Also, when being that central shaft C just is set as into y-axis upwards with vertical, the bottom of upside tank body 13 will be passed through
When the straight line orthogonal with central shaft C is set as x-axis on 13a horizontal plane, pass through the vertical cross-section of central shaft C upside tank body 13
Shape and above-mentioned formula（2）The track of the Range Representation of middle y >=0 is consistent.
According to the structure of tank 50, the height of cylinder 51 is bigger, can more increase the liquefied gas carrying capacity of tank 50.But circle
When the height of cylinder 51 becomes big, existing to be moved upward from the visibility variation of bridge 21 or the center of gravity of tank 50 causes liquefied gas
The possibility of carry vessel 1A bad stability.Therefore, the height of cylinder 51 is set as that regarding from bridge 21 can be substantially ensured that
In the range of recognizing property and position of centre of gravity as liquefied gas carry vessel 1A are allowed.
Above-mentioned embodiment is the example all put, and is not considered as restricted.The scope of the present invention is not above-mentioned
Illustrate but according to patent claims, all changes in the connotation and scope impartial with patent claims book
More it is all contained in this intention.
Although for example, downside tank body 12 and the radius r of 13 respective opening portion of upside tank body in above-mentioned embodiment1, downside
The high r of tank body 122And the high r of upside tank body 133For equal length, but can also be each different length.Also, formula（1）'s
r1And r2Ratio be preferably meet 0.9≤r2/ r1≤ 1.1, pass through ratio as setting, formula（1）Trajectory tortuosity change
Change will not terrifically become big, so for downside tank body 12 the further design with spherical tank advantage can be made to become possibility.
Similarly, formula（2）R1And r3Ratio meet 0.9≤r3/ r1≤ 1.1 be optimal, passes through ratio as setting, formula（2）
The change of trajectory tortuosity will not terrifically become big, so can make further with spherical tank advantage for upside tank body 13
Design becomes possibility.
Also, in above-mentioned embodiment, formula（1）M and formula（2）N value be identical value, but can also be different value.Separately
Outside, although as described above, likes（1）M for meet 2<m<The arbitrary value of 3 constant, but for example, so that downside tank body 12
With hull 20（Such as internal backplane 28 or base deck board 29）Discontiguous form considers the spacing distance to set formula（1）'s
m.Also, in above-mentioned embodiment, although formula（2）N for meet 2<n<The arbitrary value of 3 constant, but for example, to ensure
The form of liquefied gas carry vessel 1A stability considers the full load liquefied gas carry vessel 1A of tank 10 position of centre of gravity to set formula（2）
N.
Also, in above-mentioned embodiment or only by the upside tank body 13 and downside tank body 12 of tank 10,50
The central shaft C of one side's tank body orthogonal cross-sectional shape and formula（1）（Wherein 2<m<3）The consistent structure in the track of middle expression.Now,
For example, the opposing party's tank body in upside tank body 13 and downside tank body 12 can also be identical with the shape of conventional spherical tank.
Symbol description
1A liquefied gas carry vessels；
10th, 50 liquid gas storage tank peculiar to vessel；
12 downside tank bodies；
The upper end of tank body on the downside of 12a；
13 upside tank bodies；
The bottom of tank body on the upside of 13a；
51 cylinders；
r1The radius of the upper end of downside tank body；
r2The height of downside tank body；
r3The height of upside tank body.
Claims (7)
- A kind of 1. liquid gas storage tank peculiar to vessel, for as the liquid gas storage tank peculiar to vessel around vertical pressure vessel substantially symmetrical about its central axis, it is special Sign is,Including：The upside tank body with bottom being open downwards；WithThe downside tank body with upper end being open upward；By the orthogonal cross-sectional shape of the central shaft of side's tank body in the upside tank body and the downside tank body with it is following Formula（1）The track of middle expression is consistent：︱ x/r1︱m+ ︱ y/r2︱m=1…（1）,Wherein, r1It is the upper end or the radius of the bottom of one tank body, r2It is the height of one tank body, m It is satisfaction 2<m<3 constant.
- 2. liquid gas storage tank peculiar to vessel according to claim 1, it is characterised in thatBy the orthogonal cross-sectional shape of the central shaft of the opposing party's tank body in the upside tank body and the downside tank body with State formula（2）The track of middle expression is consistent：︱ x/r1︱n+ ︱ y/r3︱n=1…（2）,Wherein, r3It is the height of the opposing party's tank body, n is satisfaction 2<n<3 constant.
- 3. liquid gas storage tank peculiar to vessel according to claim 2, it is characterised in thatFormula（1）And formula（2）R1、r2And r3Meet r1=r2=r3。
- 4. liquid gas storage tank peculiar to vessel according to claim 3, it is characterised in thatFormula（1）M and formula（2）N meet m=n.
- 5. liquid gas storage tank peculiar to vessel as claimed in any of claims 1 to 4, it is characterised in thatFormula（1）R1And r2Meet 0.9≤r2/ r1≤1.1。
- 6. liquid gas storage tank peculiar to vessel as claimed in any of claims 1 to 5, it is characterised in thatInclude connecting between the upside tank body and the downside tank body upside tank body and the downside tank body in lead Hang down the cylinder that direction extends.
- A kind of 7. liquefied gas carry vessel for possessing the liquid gas storage tank peculiar to vessel in claim 1 to 6 described in any one.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015079008A JP6461686B2 (en) | 2015-04-08 | 2015-04-08 | Marine liquefied gas tank and liquefied gas carrier equipped with the same |
| JP2015-079008 | 2015-04-08 | ||
| PCT/JP2015/005184 WO2016162908A1 (en) | 2015-04-08 | 2015-10-13 | Tank for liquefied gas for vessels, and liquified gas carrying vessel provided with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107428400A true CN107428400A (en) | 2017-12-01 |
| CN107428400B CN107428400B (en) | 2019-03-08 |
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ID=57072591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580078317.XA Expired - Fee Related CN107428400B (en) | 2015-04-08 | 2015-10-13 | Liquid gas storage tank peculiar to vessel and the liquefied gas carry vessel for having the liquid gas storage tank peculiar to vessel |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6461686B2 (en) |
| KR (1) | KR102010422B1 (en) |
| CN (1) | CN107428400B (en) |
| WO (1) | WO2016162908A1 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108025803B (en) * | 2015-10-05 | 2019-10-08 | 川崎重工业株式会社 | Liquid gas storage tank peculiar to vessel and the liquefied gas carry vessel for having the liquid gas storage tank peculiar to vessel |
| JP6721545B2 (en) * | 2017-07-10 | 2020-07-15 | 三菱造船株式会社 | Ship |
| JP6654605B2 (en) * | 2017-07-10 | 2020-02-26 | 三菱造船株式会社 | Ship |
| JP6751692B2 (en) * | 2017-07-10 | 2020-09-09 | 三菱造船株式会社 | Ship |
| JP6650426B2 (en) * | 2017-07-10 | 2020-02-19 | 三菱造船株式会社 | Ship |
| JP6710183B2 (en) * | 2017-07-10 | 2020-06-17 | 三菱造船株式会社 | Ship |
| JP6901950B2 (en) * | 2017-10-03 | 2021-07-14 | 川崎重工業株式会社 | Marine tank cover and ships equipped with it |
| JP2021107171A (en) * | 2019-12-27 | 2021-07-29 | 三菱造船株式会社 | Cargo tank unit and vessel |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6357999A (en) * | 1986-08-26 | 1988-03-12 | Mitsubishi Heavy Ind Ltd | Lng tank in lng ship |
| JPH0487895A (en) * | 1990-07-31 | 1992-03-19 | Mitsubishi Heavy Ind Ltd | Marine lng tank supported by skirt |
| US5099779A (en) * | 1989-10-13 | 1992-03-31 | Mitsubishi Jukogyo Kabushiki Kaisha | Lng tank for ships supported by means of skirt |
| JP2008273609A (en) * | 2007-05-07 | 2008-11-13 | Kansai Material:Kk | Storage container |
| CN102958797A (en) * | 2010-09-08 | 2013-03-06 | 三菱重工业株式会社 | Liquefied gas carrying ship |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO300314B1 (en) * | 1994-01-28 | 1997-05-12 | Kvaerner Moss Tech As | Tank for transporting liquefied natural gas |
| FI101060B (en) * | 1995-05-12 | 1998-04-15 | Kvaerner Masa Yards Oy | gas tankers |
| EP2236841A4 (en) | 2007-12-27 | 2016-01-27 | Kawasaki Heavy Ind Ltd | Dissimilar metal joint structure, tank skirt having the dissimilar metal joint structure, transport ship having the tank skirt, and dissimilar metal member jointing method |
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2015
- 2015-04-08 JP JP2015079008A patent/JP6461686B2/en not_active Expired - Fee Related
- 2015-10-13 KR KR1020177030481A patent/KR102010422B1/en active IP Right Grant
- 2015-10-13 CN CN201580078317.XA patent/CN107428400B/en not_active Expired - Fee Related
- 2015-10-13 WO PCT/JP2015/005184 patent/WO2016162908A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6357999A (en) * | 1986-08-26 | 1988-03-12 | Mitsubishi Heavy Ind Ltd | Lng tank in lng ship |
| US5099779A (en) * | 1989-10-13 | 1992-03-31 | Mitsubishi Jukogyo Kabushiki Kaisha | Lng tank for ships supported by means of skirt |
| JPH0487895A (en) * | 1990-07-31 | 1992-03-19 | Mitsubishi Heavy Ind Ltd | Marine lng tank supported by skirt |
| JP2008273609A (en) * | 2007-05-07 | 2008-11-13 | Kansai Material:Kk | Storage container |
| CN102958797A (en) * | 2010-09-08 | 2013-03-06 | 三菱重工业株式会社 | Liquefied gas carrying ship |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20170130536A (en) | 2017-11-28 |
| CN107428400B (en) | 2019-03-08 |
| JP6461686B2 (en) | 2019-01-30 |
| KR102010422B1 (en) | 2019-08-13 |
| JP2016199092A (en) | 2016-12-01 |
| WO2016162908A1 (en) | 2016-10-13 |
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