CN103963929A - Ship having spherical cabin and method for constructing ship having spherical cabin - Google Patents

Ship having spherical cabin and method for constructing ship having spherical cabin Download PDF

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Publication number
CN103963929A
CN103963929A CN201410033193.0A CN201410033193A CN103963929A CN 103963929 A CN103963929 A CN 103963929A CN 201410033193 A CN201410033193 A CN 201410033193A CN 103963929 A CN103963929 A CN 103963929A
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China
Prior art keywords
apron
spherical tanks
base deck
longitudinal bulkhead
rake
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Granted
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CN201410033193.0A
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Chinese (zh)
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CN103963929B (en
Inventor
塚本泰史
津村健司
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MITSUBISHI Shipbuilding Corporation
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Mitsubishi Heavy Industries Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B25/00Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby
    • B63B25/02Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

Provided is a ship (41) having a spherical cabin (42). The spherical cabin (42) is supported on a hull (45) through a cylindrical apron (43), wherein a lower end part of the apron (43) is fixed to an equator part of the spherical cabin (43) and a lower end part of the apron (43) is fixed onto a base deck (4). With respect to a longitudinal bulkhead (48) which is vertically disposed on the base deck (4) and form the hull (45), the lower end is closer to an outer side in the direction of the ship width than the upper end, and an inclination angle, being 100 to 1/5, exists from the lower end to the upper end.

Description

Possess boats and ships and the method for construction thereof of spherical tanks
Technical field
The LNG ship (liquified natural gas carrier (LNGC)) etc. that the present invention relates to a kind of natural fuels (LNG) that storage transfer of cryogenic have liquefied in MOSS type spherical tanks possesses boats and ships and the method for construction thereof of spherical tanks.
Background technology
As the liquified natural gas carrier (LNGC) of the natural fuels (LNG) that storage transfer of cryogenic have liquefied in MOSS type spherical tanks, for example, known have a carrier shown in the carrier shown in the disclosed carrier of patent documentation 1, Fig. 3 (a), Fig. 3 (b) and Fig. 4, Fig. 5 (a), Fig. 5 (b) and Fig. 6.
Patent documentation 1: Japanese Patent Publication 5-49519 communique
Summary of the invention
Liquified natural gas carrier (LNGC) 1 shown in Fig. 3 (a), Fig. 3 (b) and Fig. 4 is for example the boats and ships of the spherical tanks (also referred to as " MOSS type spherical tanks ") 2 that possesses four aluminums, and the spherical tanks 2 of these aluminums is configured to respectively can store the natural fuels having liquefied at low temperatures therein.
In addition, as shown in Figure 4, these spherical tanks 2 are supported in hull 5 by columnar apron 3 respectively, and wherein the ambitus of spherical tanks 2 is fixed in the upper end of this apron 3, and the bottom of this apron 3 is fixed on base deck 4., the weight of these spherical tanks 2 is born by hull 5 by apron 3.
And as shown in Fig. 3 (a), Fig. 3 (b) and Fig. 4, the first half of these spherical tanks 2 is covered by a continuous cabin cover 7, wherein the bottom of this cabin cover 7 is fixed in upper deck 6, and extends along ship cephalocaudal direction and beam direction.In addition, between cabin cover 7 and upper deck 6, any telescopic joint is not set, cabin cover 7 becomes rigid structure., cabin cover 7 forms the structure that can guarantee to meet the desired boats and ships longitudinal strengths such as classification society rule (for bending force ship cephalocaudal direction (longitudinally) being produced by the power of deadweight, the goods loading, wave and shearing intensity of force) together with hull 5.
In addition, the Reference numeral 8,9,10,11 in Fig. 3 (a) and Fig. 4 represents respectively longitudinal bulkhead, side plate, ballast tank, bottom plank.
On the other hand, liquified natural gas carrier (LNGC) 21 shown in Fig. 5 (a), Fig. 5 (b) and Fig. 6 is for example the boats and ships of the spherical tanks (also referred to as " MOSS type spherical tanks ") 22 that possesses four aluminums, and the spherical tanks 22 of these aluminums is configured to respectively can store the natural fuels having liquefied at low temperatures therein.
In addition, as shown in Figure 6, these spherical tanks 22 are supported in hull 25 by columnar apron 23 respectively, and wherein the ambitus of spherical tanks 22 is fixed in the upper end of this apron 23, and the bottom of this apron 23 is fixed on base deck 24., the weight of these spherical tanks 22 is born by hull 25 by apron 23.
And as shown in Fig. 5 (a), Fig. 5 (b) and Fig. 6, the first half of each spherical tanks 22 is covered by hemispheric cabin cover 27, wherein the bottom of this cabin cover 27 is fixed in upper deck 26.
In addition, the Reference numeral 28,29,30,31 in Fig. 5 (a) and Fig. 6 represents respectively longitudinal bulkhead, side plate, ballast tank, bottom plank.
At this, as shown in Fig. 4 and Fig. 6, longitudinal bulkhead 8,28 is in the past located at for thirty years of age on base deck 4,24 along ship cephalocaudal direction and plumb bob vertical.
In addition, because the upper deck 6,26 from harbour to Fig. 4 and shown in Fig. 6 is set up gangway ladder, therefore need the upper deck 6,26 of by the width of the upper deck shown in Fig. 4 and Fig. 66,26, extending along ship cephalocaudal direction at two topsides in beam direction, to guarantee the left and right for 2500mm.
And, due to will be at the outer peripheral face coiling thermal insulating material of apron 3,23, therefore need the outer peripheral face at apron 3,23 to guarantee along the gap between boat's beam (reinforcement) 12,32 and the longitudinal bulkhead 8,28 of circumferential setting the degree that can walk for people, for example 400~500mm left and right.
Therefore,, in order to expand the diameter at the ambitus place of spherical tanks 2,22 along beam direction, also must expand the beam.
The present invention makes in order to solve above-mentioned problem, its object is to provide a kind of boats and ships and method of construction thereof that possesses spherical tanks, can under the state that keeps the constant beam, expand the diameter at the ambitus place of spherical tanks along beam direction, and can make volume of compartment amount increase, make carrying capacity increase spherical tanks.
In order to solve above-mentioned problem, the present invention adopts following means.
In the boats and ships that possess spherical tanks of first method of the present invention, above-mentioned spherical tanks is supported in hull by columnar apron, the ambitus of spherical tanks is fixed in the upper end of this apron, the bottom of this apron is fixed on base deck, wherein, the lower end of longitudinal bulkhead erecting on above-mentioned base deck and form above-mentioned hull is than upper end by beam direction outside, and described longitudinal bulkhead has the angle of inclination of 1/100~1/5 left and right towards upper end from lower end.
In the boats and ships that possess spherical tanks of second method of the present invention, above-mentioned spherical tanks is supported in hull by columnar apron, the ambitus of spherical tanks is fixed in the upper end of this apron, the bottom of this apron is fixed on base deck, wherein, the longitudinal bulkhead erecting on above-mentioned base deck and form above-mentioned hull has vertical portion and rake, this vertical portion erects on above-mentioned base deck along ship cephalocaudal direction and plumb bob vertical, the lower end of this rake is connected with the upper end of above-mentioned vertical portion, and beam direction outside is leaned on than the upper end of this rake in the lower end of this rake, this rake has the angle of inclination of 1/100~1/5 left and right towards upper end from lower end.
According to the boats and ships that possess spherical tanks of aforesaid way of the present invention, in the case of the diameter at the ambitus place of spherical tanks is made as constant, expand along the gap between boat's beam (reinforcement) and the longitudinal bulkhead of circumferential setting (degree that can walk with people for example 400~500mm compared with) at the outer peripheral face of apron.
Thus, if the outer peripheral face at apron is guaranteed in the past such degree (for example 400~500mm of the degree that people can walk) along the gap between boat's beam (reinforcement) and the longitudinal bulkhead of circumferential setting, the diameter at the ambitus place of the diameter of apron and spherical tanks can be increased to above-mentioned expanded amount.That is, can not expand the beam, and under the state that keeps the constant beam, expand the diameter at the ambitus place of spherical tanks along beam direction, can make volume of compartment amount increase, carrying capacity is increased.
In the method for construction of the boats and ships that possess spherical tanks of Third Way of the present invention, above-mentioned spherical tanks is supported in spherical tanks by columnar apron, the ambitus of spherical tanks is fixed in the upper end of this apron, the bottom of this apron is fixed on base deck, above-mentioned method of construction possesses following operation: engage to build hull by erect the body section that longitudinal bulkhead forms on above-mentioned base deck, wherein the lower end of this longitudinal bulkhead is positioned at by beam direction outside than upper end, and this longitudinal bulkhead has the angle of inclination of 1/100~1/5 left and right towards upper end from lower end; Put down above-mentioned apron from the top on above-mentioned base deck, above-mentioned apron is arranged on above-mentioned base deck; And put down above-mentioned spherical tanks from the top of above-mentioned apron, above-mentioned spherical tanks is arranged on above-mentioned apron.
In the method for construction of the boats and ships that possess spherical tanks of cubic formula of the present invention, above-mentioned spherical tanks is supported in hull by columnar apron, the ambitus of spherical tanks is fixed in the upper end of this apron, the bottom of this apron is fixed on base deck, above-mentioned method of construction possesses following operation: engage to build hull by erect the body section that longitudinal bulkhead forms on above-mentioned base deck, this longitudinal bulkhead has vertical portion and rake, this vertical portion erects on above-mentioned base deck along ship cephalocaudal direction and plumb bob vertical, the lower end of this rake is connected with the upper end of above-mentioned vertical portion, and beam direction outside is leaned on than the upper end of this rake in the lower end of this rake, this rake has the angle of inclination of 1/100~1/5 left and right towards upper end from lower end, put down above-mentioned apron from the top on above-mentioned base deck, above-mentioned apron is arranged on above-mentioned base deck, and put down above-mentioned spherical tanks from the top of above-mentioned apron, above-mentioned spherical tanks is arranged on above-mentioned apron.
According to the method for construction of the boats and ships that possess spherical tanks of aforesaid way of the present invention, in the case of the diameter at the ambitus place of spherical tanks is made as constant, expand along the gap between boat's beam (reinforcement) and the longitudinal bulkhead of circumferential setting (degree that can walk with people for example 400~500mm compared with) at the outer peripheral face of apron.
Thus, if the outer peripheral face at apron is guaranteed in the past such degree (for example 400~500mm of the degree that people can walk) along the gap between boat's beam (reinforcement) and the longitudinal bulkhead of circumferential setting, the diameter at the ambitus place of the diameter of apron and spherical tanks can be increased to above-mentioned expanded amount.That is, can not expand the beam, and under the state that keeps the constant beam, expand the diameter at the ambitus place of spherical tanks along beam direction, can make volume of compartment amount increase, carrying capacity is increased.
Invention effect
According to boats and ships and the method for construction thereof that possesses spherical tanks of the present invention, can play following effect: can under the state that keeps the constant beam, expand the diameter at the ambitus place of spherical tanks along beam direction, can make volume of compartment amount increase, carrying capacity is increased.
Brief description of the drawings
Fig. 1 is the cutaway view of the boats and ships that possess spherical tanks of the first embodiment of the present invention, is the figure identical with Fig. 4.
Fig. 2 is the cutaway view of the boats and ships that possess spherical tanks of the second embodiment of the present invention, is the figure identical with Fig. 6.
Fig. 3 is the figure of liquified natural gas carrier (LNGC) in the past, (a) is right side view, is (b) birds-eye view.
Fig. 4 is that the IV-IV of Fig. 3 (a) is to looking cutaway view.
Fig. 5 is the figure of liquified natural gas carrier (LNGC) in the past, (a) is right side view, is (b) birds-eye view.
Fig. 6 is that the VI-VI of Fig. 5 (a) is to looking cutaway view.
Detailed description of the invention
< the first embodiment >
Below, utilize Fig. 1 to describe the boats and ships that possess spherical tanks and the method for construction thereof of the first embodiment of the present invention.
As shown in Figure 1, the boats and ships that possess spherical tanks (being liquified natural gas carrier (LNGC) in the present embodiment) 41 of present embodiment are with the distinctive points of the liquified natural gas carrier (LNGC) 1 shown in Fig. 3 and Fig. 4, replace spherical tanks 2, apron 3, hull 5 and the longitudinal bulkhead 8 shown in Fig. 4, and possess spherical tanks 42, apron 43, hull 45 and longitudinal bulkhead 48.
Hull 45 guarantees that the width on the base deck 4 between side plate 9 and longitudinal bulkhead 48 is at least 1500mm left and right, guarantee that the gap between boat's beam (reinforcement) 52 and longitudinal bulkhead 48 is at least degree, for example 400~500mm left and right that people can walk, and on base deck 4, erect apron 43 and longitudinal bulkhead 48.
About longitudinal bulkhead 48, lower end by beam direction outside, has 1/100(preferably 1/50 than upper end towards upper end from lower end) angle of inclination of~1/5 left and right (being 1/30 left and right in the present embodiment).In addition, the upper end of longitudinal bulkhead 48 is positioned at along plumb bob vertical and is located at for thirty years of age near the lower end of side 7a of the cabin cover 7 in upper deck 6.
In addition, the beam of the boats and ships that possess spherical tanks 42 41 shown in Fig. 1 is identical with the beam of the boats and ships 1 shown in Fig. 4.On the other hand, the diameter at the diameter of the apron 43 in Fig. 1 and the ambitus place of spherical tanks 42 is larger than the apron 3 shown in Fig. 4 and spherical tanks 2, and large amount is longitudinal bulkhead 48 amount expanding along the gap between boat's beam (reinforcement) 52 and the longitudinal bulkhead 48 of circumferential setting (degree that can walk with people for example 400~500mm compared with) at the outer peripheral face of apron 43 that tilts.Above-mentioned ambitus is to form the episphere cabin parts (hemispherical parts) of spherical tanks 42 and the connecting portion of lower semisphere cabin parts (hemispherical parts).
The method of construction of the boats and ships that possess spherical tanks 42 41 of present embodiment possesses following operation: engage to build hull by erect the body section that longitudinal bulkhead 48 forms on base deck 4, wherein the lower end of this longitudinal bulkhead 48, than the upper end of this longitudinal bulkhead 48 by beam direction outside, has the angle of inclination of 1/100~1/5 left and right towards the upper end of this longitudinal bulkhead 48 from the lower end of this longitudinal bulkhead 48; Put down apron 43 from the top on base deck 4, apron 43 is arranged on base deck 4; And put down spherical tanks 42 from the top of apron 43, spherical tanks 42 is arranged on apron 43.
According to the boats and ships that possess spherical tanks 42 41 and the method for construction thereof of present embodiment, in the case of the diameter at the ambitus place of spherical tanks 42 is made as constant, expand along the gap between boat's beam (reinforcement) 52 and the longitudinal bulkhead 48 of circumferential setting (degree that can walk with people for example 400~500mm compared with) at the outer peripheral face of apron 43.
Thus, if the outer peripheral face at apron 43 is guaranteed, in the past such degree (for example 400~500mm of the degree that people can walk), the diameter at the ambitus place of the diameter of apron 43 and spherical tanks 42 to be increased to the amount of above-mentioned expansion along the gap between boat's beam (reinforcement) 52 and the longitudinal bulkhead 48 of circumferential setting.That is, can not expand the beam, and under the state that keeps the constant beam, expand the diameter at the ambitus place of spherical tanks 42 along beam direction, can make volume of compartment amount increase, carrying capacity is increased.
< the second embodiment >
Utilize Fig. 2 to describe the boats and ships that possess spherical tanks and the method for construction thereof of the second embodiment of the present invention.
As shown in Figure 2, the boats and ships that possess spherical tanks (being liquified natural gas carrier (LNGC) in the present embodiment) 61 of present embodiment are with the distinctive points of the liquified natural gas carrier (LNGC) 21 shown in Fig. 5 and Fig. 6, replace spherical tanks 22, apron 23, hull 25 and the longitudinal bulkhead 28 shown in Fig. 6, and possess spherical tanks 62, apron 63, hull 65 and longitudinal bulkhead 68.
Hull 65 guarantees that the width on the base deck 24 between side plate 29 and longitudinal bulkhead 68 is at least 1500mm left and right, guarantee that the gap between boat's beam (reinforcement) 72 and longitudinal bulkhead 68 is at least the degree that people can walk, for example 400~500mm left and right, and on base deck 24, erect apron 63 and longitudinal bulkhead 68.
Longitudinal bulkhead 68 possesses the 68a of vertical portion of the downside that forms longitudinal bulkhead 68 and forms the rake 68b of the upside of longitudinal bulkhead 68.
The lower end of the 68a of vertical portion be positioned at upper end under, and the 68a of vertical portion erects on base deck 24 along ship cephalocaudal direction and plumb bob vertical, the upper end of the 68a of vertical portion is connected in the lower end of rake 68b.
The lower end of rake 68b than upper end by beam direction outside, and rake 68b has 1/100(preferably 1/50 towards upper end from lower end) angle of inclination of~1/5 left and right (being 1/30 left and right in the present embodiment).In addition, the upper end of rake 68b be located in beam direction in outermost, erect near the lower end of the cabin cover 27 in upper deck 26.
In addition, the beam of the boats and ships that possess spherical tanks 62 61 shown in Fig. 2 is identical with the beam of the boats and ships 21 shown in Fig. 6.On the other hand, the diameter at the diameter of the apron 63 in Fig. 2 and the ambitus place of spherical tanks 62 is larger than the apron 23 shown in Fig. 6 and spherical tanks 22, rake 68b that large amount is longitudinal bulkhead 68 amount expanding along the gap between boat's beam (reinforcement) 72 and the rake 68b of longitudinal bulkhead 68 of circumferential setting (degree that can walk with people for example 400~500mm compared with) at the outer peripheral face of apron 63 that tilts.
The method of construction of the boats and ships that possess spherical tanks 62 61 of present embodiment possesses following operation: engage to build hull by erect the body section that longitudinal bulkhead 68 forms on base deck 24, this longitudinal bulkhead 68 has the 68a of vertical portion and rake 68b, wherein the 68a of this vertical portion erects on base deck 24 along ship cephalocaudal direction and plumb bob vertical, the lower end of this rake 68b is connected with the upper end of the 68a of vertical portion, and beam direction outside is leaned on than the upper end of this rake 68b in the lower end of this rake 68b, there is the angle of inclination of 1/100~1/5 left and right towards the upper end of rake 68b from the lower end of this rake 68b, put down apron 63 from the top on base deck 24, apron 63 is arranged on base deck 24, and put down spherical tanks 62 from the top of apron 63, spherical tanks 62 is arranged on apron 63.
According to the boats and ships that possess spherical tanks 62 61 and the method for construction thereof of present embodiment, in the case of the diameter at the ambitus place of spherical tanks 62 is made as constant, expand along the gap between boat's beam (reinforcement) 72 and the longitudinal bulkhead 68 of circumferential setting (degree that can walk with people for example 400~500mm compared with) at the outer peripheral face of apron 63.
Thus, if the outer peripheral face at apron 63 is guaranteed, in the past such degree (for example 400~500mm of the degree that people can walk), the diameter at the ambitus place of the diameter of apron 63 and spherical tanks 62 to be increased to the amount of above-mentioned expansion along the gap between boat's beam (reinforcement) 72 and the longitudinal bulkhead 68 of circumferential setting.That is, can not expand the beam, and under the state that keeps the constant beam, expand the diameter at the ambitus place of spherical tanks 62 along beam direction, can make volume of compartment amount increase, carrying capacity is increased.
In addition, the present invention is not limited to above-mentioned embodiment, also can suitably be out of shape as required/change and implement.
For example, in the above-described embodiment, as a concrete example, enumerate and the present invention has been applicable to the situation of liquified natural gas carrier (LNGC) and is illustrated, but the present invention is not limited to this, as long as thering are the boats and ships of the structure identical with the liquified natural gas carrier (LNGC) that possesses spherical tanks, all also can be suitable for.
In addition, also the bulkhead 48 of explanation in the first embodiment can be applicable to the liquified natural gas carrier (LNGC) 21 shown in Fig. 5 and Fig. 6, also the bulkhead illustrating 68 can be applicable to the liquified natural gas carrier (LNGC) 1 shown in Fig. 3 and Fig. 4 in the second embodiment.
Description of reference numerals
4: base deck
24: base deck
41: boats and ships
42: spherical tanks
43: apron
45: hull
48: longitudinal bulkhead
61: boats and ships
62: spherical tanks
63: apron
65: hull
68: longitudinal bulkhead
68a: vertical portion
68b: rake

Claims (4)

1. possess boats and ships for spherical tanks, described spherical tanks is supported in hull by columnar apron, and the ambitus of described spherical tanks is fixed in the upper end of described apron, and the bottom of described apron is fixed on base deck, wherein,
The lower end erecting on described base deck and form the longitudinal bulkhead of described hull is positioned at by beam direction outside than upper end, and described longitudinal bulkhead has the angle of inclination of 1/100~1/5 left and right towards upper end from lower end.
2. possess boats and ships for spherical tanks, described spherical tanks is supported in hull by columnar apron, and the ambitus of described spherical tanks is fixed in the upper end of described apron, and the bottom of described apron is fixed on base deck, wherein,
The longitudinal bulkhead erecting on described base deck and form described hull has vertical portion and rake,
Described vertical portion is located at for thirty years of age on described base deck along ship cephalocaudal direction and plumb bob vertical,
The lower end of described rake is connected with the upper end of described vertical portion, and the lower end of described rake is than the upper end of described rake by beam direction outside, and described rake has the angle of inclination of 1/100~1/5 left and right towards upper end from lower end.
3. possess a method of construction for the boats and ships of spherical tanks, described spherical tanks is supported in hull by columnar apron, and the ambitus of described spherical tanks is fixed in the upper end of described apron, and the bottom of described apron is fixed on base deck,
Described method of construction possesses following operation:
Engage to build hull by erect the body section that longitudinal bulkhead forms on described base deck, the lower end of wherein said longitudinal bulkhead is than the upper end of described longitudinal bulkhead by beam direction outside, and described longitudinal bulkhead has the angle of inclination of 1/100~1/5 left and right towards upper end from lower end;
Put down described apron from the top on described base deck, described apron is arranged on described base deck; And
Put down described spherical tanks from the top of described apron, described spherical tanks is arranged on described apron.
4. possess a method of construction for the boats and ships of spherical tanks, described spherical tanks is supported in hull by columnar apron, and the ambitus of described spherical tanks is fixed in the upper end of described apron, and the bottom of described apron is fixed on base deck,
Described method of construction possesses following operation:
Engage to build hull by erect the body section that longitudinal bulkhead forms on described base deck, described longitudinal bulkhead has vertical portion and rake, described vertical portion is located at for thirty years of age on described base deck along ship cephalocaudal direction and plumb bob vertical, the lower end of described rake is connected with the upper end of described vertical portion, and the lower end of described rake is than the upper end of described rake by beam direction outside, and described rake has the angle of inclination of 1/100~1/5 left and right towards upper end from lower end;
Put down described apron from the top on described base deck, described apron is arranged on described base deck; And
Put down described spherical tanks from the top of described apron, described spherical tanks is arranged on described apron.
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CN111164007A (en) * 2017-10-03 2020-05-15 川崎重工业株式会社 Marine tank cover and ship provided with same

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CN111164007B (en) * 2017-10-03 2022-04-29 川崎重工业株式会社 Marine tank cover and ship provided with same

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KR101838331B1 (en) 2018-04-26
KR20160119014A (en) 2016-10-12

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