CN109070973B

CN109070973B - Large-scale displacement hull ship

Info

Publication number: CN109070973B
Application number: CN201780024369.8A
Authority: CN
Inventors: V·M·门迪古伦·阿耶迪
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-04-19
Filing date: 2017-04-12
Publication date: 2019-11-19
Anticipated expiration: 2037-04-12
Also published as: RU2018134859A; RU2018134859A3; ES2750845T3; JP2019513623A; EP3424809A1; JP6975724B2; EP3424809B1; WO2017182687A1; RU2734365C2; CN109070973A; KR20180135930A; KR102367115B1

Abstract

It is a kind of large size displacement hull ship include hull (10) and the center line for being arranged in the ship (400) every side promotion and control device (100), the promotion and control device include at least one propeller (152), to provide the thrust for being parallel to the center line to promote the ship (400).Above-mentioned apparatus (100) is arranged in the port side (11) and starboard side (12) of the hull (10), rectangular projection in the horizontal plane is located on the outside of the floating surface of the ship (400), described device (100) remains in the main beam, length and the drinking water of the ship (400), and the shape of the hull (10) is constructed such that the lower boundary of the bottom (13) of the hull (10) below the coboundary that the position of the propeller (152) is located at the propeller (152).

Description

Large-scale displacement hull ship

Technical field

The present invention relates to large-scale displacement hull ship and the methods for building large-scale displacement hull ship for modularization.

Background technique

It is mobile that displacement hull ship passes through water and pushing water open, and is designed to be advanced through water with limited.Row Water type hull ship is usually limited to medium speed.Large-scale displacement hull ship includes round bottom hull shape.Such as oil tanker, bulk cargo The argosy of ship, liquefied gas carrier, container ship and large cruiser etc is all displacement hull ship.

The vessel designs of large-scale displacement hull ship by characteristic when it navigates by water ship in water influence and for institute State it is most important for the hydrodynamic characteristics of ship, this be additionally contemplates that the ship speed increase.Consider them simultaneously It is to transport cargo and/or the long-distance offshore vessel of personnel over a large distance, they must have displacement as big as possible, thus Obtain optimal displacement/fluid dynamics benefit ratio.

In large-scale displacement hull ship, pushes and control device is arranged in the underwater region in lower part of hull.By pushing The shape of the stern determined with the position of control device generates lesser displacement and fluid dynamics limitation, the length at stern Longer portion must be used to support the weight of machinery, content, liquid etc., the cargo carrying capability of ship is limited.We by this A little push is known as abdomen promotion and control system with control system.

US3565029A describes the large-scale displacement hull ship of the first kind.Fig. 1 a and Fig. 1 b are shown in a schematic way The feature of this ship.Such ship includes that there are two the promotions of the abdomen formula of ball nose and control system, the two ball noses to exist for tool It is integrally located at the stern of ship in hull and extends relative to the centerline parallel of ship and symmetrically.At the end of each protuberance It is disposed with propeller at end and is attached to the rudder for ship of bottom in each propeller.Each propeller is connected to from protuberance End come out axis, the engine arrangement of propeller is pivotally connected in hull by this.

US20141825A1 describes the large-scale displacement hull ship of Second Type.Fig. 2 a and Fig. 2 b show in a schematic way The feature of this ship is gone out.This ship includes that the promotion of abdomen formula and control system, the promotion and control system are included in center line of boat Every side promotion and control assembly below hull are arranged in region under water, but the hull does not include ball nose.

Summary of the invention

The object of the present invention is to provide such as a kind of ship and a kind of construction ship for modularization that limit in claim Method.

The first aspect of the present invention is related to a kind of large-scale displacement hull ship, which includes hull and be arranged in the ship The promotion and control assembly of every side of center line, the promotion and control assembly are arranged at the stern of the ship, each push away Dynamic and control assembly includes promotion and control device at least one propeller, is parallel to the thrust of the center line by pushing away Both dynamic and control devices provide, to promote the ship.

The promotion of the ship of the invention and control device are arranged in the port side and starboard side of the hull, thus So that the promotion and the rectangular projection of control device in the horizontal plane are located on the outside of the floating surface of the ship, rather than as existing The case where having the large-scale displacement hull ship of technology, is located at like that in the floating surface of ship.However, in the prior art, institute It states promotion and control device remains in the main beam, length and the drinking water of the ship.Because of the promotion and control device This alternative arrangement releases space below floating surface, and in ship of the invention, the shape of the hull is constructed At the lower boundary for the bottom for making the hull in the position of the propeller relative to the vertical orthogonal flat of the center line In face above the coboundary of the propeller.

Therefore, in large-scale displacement hull ship of the invention, hull is designed to help stern shape.Due to the ship The lower boundary of hull is located at below the coboundary of the propeller, obtains dramatically increasing for useful displacement.It therefore can not The vessel designs of the ship restrictively do not had into ball nose, propeller and rudder for ship are arranged in floating surface at circular shape In the following, the bottom of hull need not be gradually increasing towards the end of stern, thus with equally making fluid stream correct in abdomen formula system Ground strikes on propeller.Other than the region near end on the quarter, the lower boundary of the bottom is remained unchanged.And have The ship of abdomen formula system is compared, and the displacement of ship of the invention increases, and fluid dynamics benefit is not pushed and control device It influences.Better displacement/fluid dynamics benefit folding is obtained for equal length value, beam value and drinking water value Inner feelings.

The hull of the ship designed in this way allows to increase the density of cargo of ship, that is to say, that utilizes equal length, ship Wide and drinking water (major parameter as ship), it increases the displacement of the ship in water, therefore increases available cargo sky Between, transport tonnage/principal parameter ratio is improved, this patrols ocean in such as oil tanker, liquefied gas carrier, bulk carrier, container ship and large size It is especially important in the large-scale displacement hull ship of warship etc.

Each promotion of large-scale displacement hull ship of the invention and control assembly further comprise support construction, the branch Support structure is attached to the port side and starboard side of the hull, supports the corresponding promotion and control device.

Another aspect of the present invention is related to a kind of for being built by multiple moduleizations for linking together according to this The method of large-scale displacement hull ship described in the first aspect of invention, a module in the multiple module are the ship Stern.When building ship time, all elements usually are built up in shipyard, and then ship is built in the same shipyard and is assembled in one It rises, this can lead to unnecessary delay in terms of for example completing the time limit.The method that modularization through the invention builds ship, it is described Ship is built by the multiple ship model blocks dividually built at different location (usually shipyard).A module in the module Feature corresponding to the stern of ship according to the first aspect of the invention, with the stern with the promotion of abdomen formula and the ship of control system On the contrary, the stern meets the condition of compactness, stability and airworthiness.Once being built into, the stern oneself of ship of the invention The stern is attached at least one other module of the ship in the specific destination to specific destination to be formed by navigation The ship.

Detailed description of the invention

Fig. 1 a shows the partial schematic side view of the stern of the first large-scale displacement hull ship of the prior art.

Fig. 1 b shows the schematic cross sectional views of the line Ib-Ib along the stern of Fig. 1 a.

Fig. 2 a shows the partial schematic side view of the stern of the second large-scale displacement hull ship of the prior art.

Fig. 2 b shows the schematic side elevation of the line IIb-IIb along the stern of Fig. 2 a.

Fig. 3 shows the perspective view of the embodiment of ship of the invention.

Fig. 4 shows the side view of the ship of Fig. 3.

Fig. 5 shows the plan view of the ship of Fig. 3.

Fig. 6 a shows the partial schematic side view of the stern of the ship of Fig. 3.

Fig. 6 b shows the schematic cross sectional views of the line VIb-VIb along the stern of Fig. 6 a.

Fig. 7 a shows the promotion of the ship of Fig. 3 and the detailed diagrammatic illustration of control assembly.

Fig. 7 b shows the promotion of Fig. 7 a and the side view of control assembly.

Fig. 8 shows the bottom view of the stern of the ship of Fig. 3.

Fig. 9 a shows the detail perspective view of the stern of the ship of Fig. 3, wherein avoiding collision device retraction.

Fig. 9 b shows the detail perspective view of the stern of the ship of Fig. 3, wherein avoiding collision device expansion.

Figure 10 a shows the perspective view of the stern of the ship of Fig. 3, is unfolded wherein avoiding collision device and replaces promotion and control The propeller of device processed.

Figure 10 b shows the front view of the stern of the ship of Fig. 3, is unfolded wherein avoiding collision device and replaces promotion and control The propeller of device processed.

Figure 11 shows the cross-sectional view of the ship of the line IX-IX according to Fig. 4.

Figure 12 a shows the first perspective view of the stern for the ship of the invention built by module.

Figure 12 b shows the second perspective view of the stern of Figure 12 a.

Figure 13 to 17 shows the step of embodiment of method of the invention.

Specific embodiment

The first aspect of the present invention is related to a kind of large-scale displacement hull ship 400.In the present case, displacement ship Body ship is the ship for having single hull or can individually navigating by water main body.Large-scale displacement hull ship is, for example, oil tanker, bulk carrier, liquefaction Gas ship, container ship and large cruiser.It can be length L close to 300 meters and main beam MB is close to 50 meters of argosy.

Fig. 3 to Fig. 5 respectively illustrates the perspective view of the embodiment of large-scale displacement hull ship 400 of the invention, faces Figure and plan view, and Fig. 6 a and Fig. 6 b show the partial schematic side view of the stern 40 of ship 400 and the stern of ship 400 The cross-sectional view of the 400 line VIb-VIb along Fig. 6 a, wherein the ship 400 is laden vessel, such as LNG carrier.

Large-scale displacement hull ship 400 is including allowing to control the ship 400 and making promotion of the ship 400 with airworthiness With control system 300, ship 400 include hull 10 and ship 400 center line CL the promotion at 40 on the quarter of every side arrangement and Control assembly 200.As shown in figure 5, hull 10 is the shell or covering of ship 400, to form its frame.In as shown in figure 5, Heart line CL is imaginary line, which extends to stern 40 from the bow 80 of ship 400, and by ship 400 be divided into two it is equal Half portion.Each promotion and control assembly 200 include promotion and control device 100 at least one propeller 152, by two It pushes and the thrust for being parallel to center line CL of the offer of control device 100 is used for boat 400.

As shown in figure 5,12 side of 11 side of larboard and starboard that hull 10 is arranged in control device 100 is pushed, so that The promotion and the rectangular projection of control device 100 in the horizontal plane are located on the outside of floating surface, rather than are located at the drift of ship 400 (when the large-scale displacement hull ship of the prior art is when being located at scantling draft, rectangular projection is located at floating surface in float gage face It is interior).Floating surface is surface defined by the intersecting lens of the plane of the water floated as ship and the hull of ship itself.Scantling draft It is the extreme draft of ship construction.

Under any circumstance, as shown in figure 5, the promotion and control device 100 remain in main beam MB and length L It is interior.The beam is ship 400 from larboard 11 to the lateral dimension of starboard 12, and main beam MB is the extreme vessel breadth of ship 400.Length L For ship 400 along its length from bow 80 to the size of stern 40.In addition, as shown in Figure 6 a, pushing and control device 100 also being protected It holds in the drinking water D of ship 400.Drinking water D is the vertical distance between the point of water line 17 and the keel of ship 400.

On the other hand, as shown in Figure 6 a, the shape of hull 10 is constructed such that the lower boundary bb of the bottom 13 of hull 10 It is located at the coboundary bp of the propeller 152 in the vertical vertical plane relative to center line CL in the position of propeller 152 Lower section.When the position in the present case to propeller 152 refers to, to the operating position of the propeller 152 Reference logic is carried out, this is because the propeller 152 may be moved for example due to being cleaned, being repaired or being safeguarded to it vertically Move off position.

By Fig. 1 a and Fig. 1 b of Fig. 6 a and Fig. 6 b and the stern for the large-scale displacement hull ship for showing the prior art and Fig. 2 a and Fig. 2 b compare, and how the hull 10 for demonstrating ship 400 of the invention on the quarter has ship than the prior art at 40 The substantially bigger volume of hull.It will be seen that, in the ship schematically shown in Fig. 1 a and Fig. 1 b and Fig. 2 a and Fig. 2 b, hull Bottom is gradually increasing towards after run, and the bottom of hull is located above the propeller in the extension position of propeller. Thus, the lower boundary bb of the bottom of the hull of the ship is in the position of propeller in relative to the vertical vertical plane of center line Positioned at the top of the coboundary bp of the propeller.

This construction of hull 10 allows through the sky on all existing large-scale displacement hull ships using the prior art Between to increase significantly the useful displacement of ship 400, wherein compared with ship 400 of the invention, by push and control assembly i.e. by Ship nose and/or propeller and/or engine and/or rudder for ship occupy identical length, the beam and drinking water.

It is of the invention other than ship compared with the prior art increases the volume of the hull 10 of ship 400 of the invention Another advantage of ship 400 is that fluid stream horizontally impinges upon on propeller 152 across the water flow of the hull of ship.On the contrary, In Such as obvious from Fig. 1 a and Fig. 2 a in the ship of the prior art, fluid stream is from the bottom of hull in an upward direction towards stern end It impinges upon on propeller.This makes the propulsion on ship 400 of the invention more effective.

On the other hand, even if being arranged such that the promotion and control device 100 exist with control device 100 due to pushing Rectangular projection on horizontal plane is located on the outside of the floating surface, and the promotion and control device also remain in main beam MB, The propulsion and steering device 100 is laterally protected.

In the embodiments shown in the drawings, each promotion of ship 400 and control assembly 200 include supporting corresponding promotion With the support construction 110 of control device 100, each support construction 110 is fixed to the every of ship 400 in 11 side of left side and 12 side of starboard Side.Hull 10 is usually smooth, but in the region of fixed support structure 110, the hull 10 can form protrusion Portion or protrusion 126.In the embodiment of ship 400, support construction 110 is arranged in the top of the water line 17 of ship 400.Drinking water Line 17 is the plane of water surface and the imaginary line of the formation intersecting lens of hull 10；Water line 17 is variable, because it is with ship 400 Cargo state and change.

Fig. 7 a shows the promotion of Fig. 3 to Fig. 5 and the detail perspective view of control assembly 200, and Fig. 7 b shows Fig. 7 a's Push the side view with control assembly 200.

In the embodiment of ship 400, pushes and control device 100 includes having propulsion unit 150 and rudder for ship 160 It pushes and control unit 100 and the thrust unit 140 including propulsion unit 150.In addition, each support construction 110 includes branch Support pushes and the second structure 120b of the first structure 120a of control unit 100 and support thrust unit 140.Each promotion and control Both the first structure 120a of component 200 processed and the second structure 120b pass through metal plate and pass through such as screw, bolt, rivet Device or be fixed on the protruding portion or protrusion 126 of hull 10 by other devices known in prior art state is fixed to Every side in 12 side of 11 side of left side and starboard.

In the embodiment of ship 400, the first structure 120a and the second structure 120b of each support construction 110 It is arranged in the top of the water line 17 of ship 400, but in the other embodiments being not shown in the accompanying drawings, they can part Ground is located at 17 lower section of water line, but will not be fully located at 17 lower section of water line.In the embodiment of ship 400, often A rudder for ship 160 all includes motor 125, which allows the ship 400 mobile and therefore control the ship 400.

In the embodiment of ship 400, the first structure 120a of each support construction 110 and the second structure 120b cloth It sets on the quarter at 40, is more specifically arranged on each rear portion, that is, on port aft 14 and starboard rear portion 15.

In the preferred embodiment, the design of the hull 10 of ship 400 carries out in this way, it may be assumed that the beam is from the stern trimming flag away from stern 40 19 distance is that the approximation 35% of the length L of ship 400 or smaller position start to reduce with fluid dynamics index.Cause And obtain the good hydrodynamic characteristics of hull 10.

In the preferred embodiment, the design of the hull 10 of ship 400 carries out in this way, it may be assumed that the centre in length L of ship 400 The distance that the bottom 13 at place is maintained to the stern trimming flag 19 away from stern 40 is equal to or less than 10% position of the total length L of ship 400 It sets, ship compared with the prior art, this can be such that the volume of hull 10 is dramatically increased.In other words, in 280 meters of long ships In, for example, in the ship 400 of the preferred embodiment, at distance of the end away from stern 40 less than 30 meters rather than big At 100 meters of distance, bottom 13 starts to reduce.The bottom 13 in the case where pushing with abdomen formula with the similar ship of control system It will start to reduce at the distance greater than 100 meters.

(wherein hull 10 is from the position of the crossbeam closer to ship 400 initially towards ship for the hull 10 for the ship 400 being designed in this way Tail 40 is gradually reduced on beam direction, is declined when the reduction in bottom 13 is close to stern 40, and is pushed and controlled accordingly System 300 is arranged in 12 side of 11 side of larboard and starboard of ship 400) allow increase hull 10 volume.Accordingly, with respect to abdomen Formula pushes and other ships of control system, it increases the volume of the hull 10 of the ship 400, thereby increases and arrive 5% The density of cargo in 15% range.The transport tonnage/or principal parameter ratio of ship 400 are which thereby enhanced, this is in large-scale displacement hull It is especially important in ship (such as oil tanker, bulk carrier and container ship).

Fig. 8 shows the bottom view of the stern 40 of the ship 400 of Fig. 3, and Fig. 9 a and Fig. 9 b show the ship of the ship 400 of Fig. 3 The perspective view and front view of tail 40, wherein avoiding collision the propeller that device 60 is unfolded and replaces promotion and control device 100 152。

In the embodiment of ship 400, each promotion and control unit 130 that include in promotion and control device 100 Each propulsion unit 150 with each propulsion unit 140 includes submersible motor 151 and propeller 152, the propeller 152 are attached to the output shaft 153 of each phase induction motor 151.Push the propeller with the propulsion unit 150 of control unit 130 152 and thrust unit 140 propulsion unit 150 the prolonging along the output shaft 153 as phase induction motor 151 of propeller 152 Stretch one of line identical axis of imaginaries arrangement, two propellers 152 rotate in the opposite direction, to form reverse rotation spiral shell Revolve paddle.Contraprop is propeller known in the prior art, and this propeller allows to have smaller propeller, To realize that the fluid exit velocity for being parallel to inflow velocity is absorbed thus in order to obtain identical thrust with single spiral Energy compare, the energy that must absorb will be reduced.Two can also be arranged on the identical output shaft 153 of motor 151 Propeller 152, the two propellers 152 form contraprop and (do not show in the accompanying drawings rotate in the opposite direction Out).

When the balanced or balance in calm water surface of ship 400, the output shaft 153 of the motor 151 of each propulsion unit 150 It is arranged in horizontal plane, that is, the horizontal plane of the water line 17 across the ship 400 is parallel to, because relative to institute Plane is stated, fluid stream is also in compliance with horizontal route.However, with abdomen formula push and control system ship in, fluid stream follow to For upper pathway suitably to impinge upon on propeller, propeller pushes inclining for propeller to be parallel to fluid stream in perpendicular Angle is also suitable for optimization ship thrust efficiency.

In the preferred embodiment, the output shaft 153 of the motor 151 of each propulsion unit 150 is disposed relative to wear It crosses in perpendicular of the perpendicular of center line CL at the fixed angles α equal to or less than 8 °.Feature defined above is come It says, according to the size (the essentially length and the beam of ship) of the ship, which may for a ship and another ship It is different.In the preferred embodiment of ship 400, the beam is gradually reduced by size described above, and the larboard 11 of ship 400 Side and 12 side of starboard are angled such that the fluid stream for the water drained by 11 side of larboard and starboard 1ECE towards promotion and control Device 100 processed is orientated, directly shock propeller 152, to improve fluid compared with pushing the ship with control system with abdomen formula Kinetic characteristics.

By these arrangements of the output shaft 153 of the motor 151 of propulsion unit 150 (relative to their horizontal location And their sloped position of the center line CL relative to ship 400) obtain to the thrust of ship 400 and be parallel to center line CL's Thrust or motive power.

In the embodiment of ship 400, push and control device 100 can along with each promotion and control assembly 200 corresponding support constructions 110 move in the height direction.Therefore, it is moved to them always with control device 100 if pushed Outside water, then since each promotion and control device 100 additionally at least partly can be from every sides of ship 400 in water line 17 tops are close, thus it allow to carry out certain clean up tasks, maintenance task and even replace or modify it is corresponding push and The task of control device 100, without pulling the plug or without making ship enter dock.First structure 120a and the second structure 120b It include induction element 123, in the embodiment of ship 400, which is the column arranged vertically.It pushes and controls The two propulsion units 150 and rudder for ship 160 of device 100 processed are fixed to corresponding supporting element 122, and the supporting element 122 is energy Enough metal structures moved along corresponding induction element 123, and can be fixed by pin or by any other fixation device To structure 110.In the other embodiments for the ship 400 not being shown in the accompanying drawings, supporting element 122 is perforated plate, described to wear Orifice plate can be moved along induction element 123 and be fixed by traditional fixation device (such as screw).

Propulsion unit 150 and rudder for ship 160 can be adjusted in the height direction by induction element 123, and can It is arranged in 17 top of water line of ship 400.In the embodiment of ship 400, first structure 120a and the second structure 120b are complete It is arranged in 17 top of water line entirely, and including the use of the attaching of such as cable, chain or rack gear etc in their top Device is attached to the motor operation device 124 of supporting element 122.Therefore, when needs are such as at this point, motor operation device 124 is permitted Perhaps each propulsion unit 150 and each rudder for ship 160 are moved along induction element 123, so as to which they are arranged in different height At degree.

It pushes and this construction of control assembly 200 allows for propulsion unit 150 and corresponding rudder for ship 160 to be placed along In the more than one operating position of corresponding construction supporting element 110, these operating positions are multiple positions of their boats 400 Each of position.Thus, for example when ship 400 carries its cargo, the more dive of hull 10, and propulsion unit 150 and rudder for ship 160 be all disposed within and be adapted for use with fluid stream and promoted with peak efficiency at the height of the ship 400.However, working as ship When 400 its cargo of modification, the drinking water D of ship 400 changes, and propulsion unit 150 and rudder for ship 160 can be arranged in and be suitable for making At the height for promoting the ship 400 with peak efficiency with fluid stream.Pushing allows with the arrangement of control device 100 and accessibility The propeller 152 for having optimal design for the cargo state of ship 400 is installed.

When a kind of extreme case is that ship 400 is navigated by water without cargo.It is pushed in the ship with control system with abdomen formula, ship Tail is because it has less buoyancy with less displacement, and the ship of cargo will not tend to tilt towards stern.For Balance or it is balanced have abdomen formula push and control system without cargo ship, they have in hull is filled up completely or part is filled out Space filled with water ballast, and they therefore in bow region by hull dive to realize the balance or equilibrium, and And it can navigate by water.In ship 400 of the invention, this is unnecessary, because the ship is due to sizable at 40 on the quarter Displacement and utilize very small ballast balance.It pushes and control system 300 is because propulsion can be adjusted in the height direction Unit 150 and rudder for ship 160 and be fixed on appropriate height and locate, and can be using with the cargo level being suitable in ship 400 The propeller 152 of design works.

Less amount of water ballast is needed, this allows in the case where loading liquefied natural gas on ship 400 described in reduction The discharge of water, this helps to abide by the International Health specification about ballast water discharge.

It is pushed and eating at the stern of the ship of control system in addition, the drinking water D at the stern 40 of ship 400 is less than with abdomen formula Water, and this allows to increase the speed of ship 400, travels forward and this is because hull 10 penetrates to improve in water to travelling forward Less resistance is provided.Compared with pushing the ship with control system with abdomen formula, this improvement can be equivalent at least 2% speed Increase.When ship 400 is with the navigation of usual speed, the fuel consumption decline of no cargo vessel can be equivalent at least 5%.

Ship 400 with features described above can be navigated by water without using 160 ground of rudder for ship.This is because given push Feature with control device 100 in the lateral property and arrangement of 12 side of 11 side of left string and starboard of ship 400, the electricity of propulsion unit 150 Motivation 151, which can be, receives independent SPEED SETPOINT to allow that rudder for ship 160 is replaced to act on the control of ship 400.When ship 400 When being navigated by water with cruising speed, give due to pushing and the ship caused by arrangement of the control device 100 relative to center line CL Friction speed is allocated independently to be arranged in the propulsion list of left 11 side of string and 12 side of starboard if necessary by 400 large torque arm The motor 151 of member 150, can control without rudder for ship 160 ship 400.Therefore, in other embodiments, ship 400 Rudder for ship 160 can be saved, and can be controlled by propulsion unit 150 as described above itself.Although controlling the described of ship 400 Even if mode in low speed be also likely to be during left string is manipulated it is enough, it is contemplated that the phase of the ship 400 When big length, lateral propulsion system 210a, 210b can be arranged with further respectively at both on the quarter 40 and bow 80, thus Lateral thrust is provided to ship 400 relative to center line CL and facilitates the maneuverability of the ship 400.

Fig. 9 a shows the detail perspective view of the stern 40 of the ship 400 of Fig. 3, wherein avoiding collision the retraction of device 60, and schemes 9b shows the detail perspective view of the stern 40 of the ship 400 of Fig. 3, wherein avoiding collision the expansion of device 60.These regractings avoid Crash device 60 is arranged in 40 region on the quarter in 11 side of left side and 12 side of starboard, and prevents from pushing and control assembly 200 It is impacted.During in order to make ship enter harbour and ship 400 be made to navigate by water and be manipulated, although promotion and control assembly 200 are arranged in the main beam MB on the left string rear portion 14 and starboard rear portion 15 of ship 400 and without departing from ship 400, but exist At least propeller 152 may hit certain risk class of harbour wall.For this purpose, what is retracted when ship 400 navigates by water avoids collision dress Setting 60 be unfolded in manipulation process in ship 400, to impact if existed to harbour wall, which will be avoided by and touch Collision device 60 absorbs.

In the preferred embodiment, ship 400 includes promotion close to ship 400 and the arrangement of control device 100 on the quarter 40 The boom hoisting 70 on main deck 20 in region, as shown in figures 10 a and 10b.These boom hoistings 70 are gantry cranes, but It is the jib crane or crane for being also possible to be arranged on the main deck 20.In order to optimize thrust efficiency, spiral shell Rotation paddle 152 can be replaced, to make them suitable to the different operation modes of ship 400.Further, since attended operation or cleaning behaviour Make, it is necessary to periodically or must particularly replace when something goes wrong any propeller 152 or any motor 151 or Even interfere or replace any rudder for ship 160.Boom hoisting 70 also allows in left 11 side of string and 12 side lifts personnel of starboard and/or zero Component, to carry out maintenance and/or clean up task to promotion and control system 300.

Figure 11 shows ship 400 according to the cross-sectional view of the line IX-IX of Fig. 4.Ship 400 is liquefied gas carrier, i.e. natural gas transportation Ship, therefore it transports about -162 DEG C of liquefied gas.Gas tank is insulation, but despite of that the gas in pipe is heated and steamed Hair.In natural gas carrier vessel of today, the combustion of natural gas of evaporation or the machinery as fuel to ship itself provide power. However, such as rest in carry out any operation in harbour in the case where or due to failure, gas keeps evaporation but does not have It is used by machinery.In said case, it is beneficial to store the gas and use it as fuel.The hull of ship 400 10 be catamaran hull, which includes the first hull of outside 9 contacted with water and the inside second ship inside the first hull 9 Body 8.Enclosure space 7 is formed between the first hull 9 and the second hull 8, and the space 7 can be used.In other ships, The enclosure space 7 is used to store the water ballast for no cargo backstroke.In ship 400 of the invention, considerably reduce Water ballast, and a part of of the enclosure space 7 can be used to the gas of the low pressure storage evaporator of 10 atmospheric pressure, for example, The latter use it as ship 400 itself fuel or however this be needed.

The second aspect of the present invention is related to a kind of method for building ship 400 for modularization.

Figure 12 a shows the first perspective view of the stern 40 ' for the ship 400 ' of the invention built by module, and Figure 12 b Show the second perspective view of the stern 40 ' of Figure 12 a.The stern 40 ' may include pushing with control system 300 such as in ship Promotion and control system 300 described in 400 any embodiment, and can be the one of the ship 400 ' built by module Part, the stern 40 ' is one of module, the stern of the especially described ship 400 '.The stern 40 ' can be by pushing and controlling Device 100 processed oneself is navigated by water to specific destination.In fact, there is the stern 40 ' gravity and thrust to arrange, so that it is steady Fixed, and oneself can navigate by water, it is such with the stern of the ship of control system rather than being pushed with abdomen formula.

Figure 13 is to the step of Figure 17 shows the embodiments of method of the invention for building ship 400 '.In the implementation In mode, the ship 400 ' by as stern 40 ' module, as bow 500 ' module and as accommodate with transport The module of the middle section 600 ' of most of cargos and all feature constructions described above in relation to ship 400 form.

In this embodiment, the method for building ship 400 for modularization of the invention includes:

Construction step, for building the stern 40 ' of ship 400 '；

Step is navigated by water, in the navigation step, the stern 40 ' of ship 400 is by pushing and control device 100 oneself navigation To the second shipyard；And

The stern 40 ' of ship 400 ', in second shipyard, is attached to bow in the attaching step by attaching step 500 ' and middle section 600 ', to form ship 400 '.

This method further comprises that the preparation process before navigating by water step makes in construction step in the preparation process What is built includes an end 42 ' sealing (as figure 12 a shows) of the stern 40 ' of navigation and power generation systems, furthermore by anchor Gu element, fuel tank and navigation lights are added to the stern 40 '.This allow to obtain can in navigation step oneself navigation to the The stern 40 ' of two shipyards, without pulling or transporting by other devices.

It is in construction step that the promotion of stern 40 ' and control assembly 200 is fixed, thus it will push and control device 100 Be mounted on left 11 side of string and 12 side of starboard, thus navigation step in promote stern 40 ', and by they arrangement and it The thrust direction that provides, the end 42 ' of stern 40 ' be used as the stern of the stern 40 ' during the navigation.

After navigating by water step, the cloth of the on the quarter promotion at 40 ' and control device 100 is arranged in modification in construction step It sets, is arranged in such a way them, i.e., once ship 400 ' is constructed, then the promotion and control device 100 push the ship 400 ', to make stern of the stern 40 ' as ship 400 '.Therefore, the promotion of modularization ship 400 ' and control device 100 are once complete The thrust of Cheng Ze generation module ship 400 ' in a forward direction, the direction of advance and the promotion and control device 100 are at this Push the direction of advance of the direction of propulsion of stern 40 ' opposite in the navigation step process of method.

In the embodiment of method for building ship 400 ' for modularization, in attaching step, as shown in figure 15, In The new module formed by bow 500 ' and middle section 600 ' is built in the dock 2 of second destination.In other realities of this method It applies in mode, which includes several modules, and the module is built in one or several shipyards, to be formed One or several new modules.

Attaching step further comprises such stage, in this stage, by stern 40 ' and by bow 500 ' and the ship The new ship module float alignment that middle section 600 ' attached by tail 40 ' is formed such as is schemed with carrying out their then correct attachings Shown in 16, ship 400 ' is ultimately formed, as shown in figure 17.

Ship model block 500 ', 600 ' correspond to by stern remove and the ship that has used in special circumstances, into The same operation of row attaching stern 40 ', to form ship 400 '.

The method for building ship 400 ' for modularization provides the preferably possibility of progress resource management and in ship 400 ' Modularization possibility for concurrently going into operation in different shipyards when building.It allows to manage the technical capability of different shipyards, and can To build the stern 40 ' of ship 400 ' in lesser shipyard.In use in the case where the stern of replacement ship, realizes ship and stop fortune Capable minimum downtime.

Claims

1. a kind of large size displacement hull ship, which includes hull (10) and the center line for being arranged in the ship (400,400 ') (CL) promotion and control assembly (200) of every side, it is described promotion and control assembly (200) be arranged in the ship (400, 400 ') at stern (40,40 '), each promotion and control assembly (200) include pushing away at least one propeller (152) Dynamic and control device (100), the thrust for being parallel to the center line (CL) are provided by pushing with control device (100) the two, with Promote the ship (400,400 '), which is characterized in that the promotion is arranged in a left side for the hull (10) with control device (100) Topside (11) and starboard side (12), so that the promotion and the rectangular projection of control device (100) in the horizontal plane are located at On the outside of the floating surface of the ship (400,400 '), the promotion and control device (100) remain in the ship (400, 400 ') in the main beam (MB), length (L) and drinking water (D), the shape of the hull (10) is constructed such that the hull (10) lower boundary (bb) of bottom (13) is in the position of the propeller (152) relative to the vertical of the center line (CL) In orthogonal plane below the coboundary (bp) of the propeller (152), each promotion and control assembly (200) include support Structure (110), the support construction (110) are attached to the port side (11) and starboard side (12) of the hull (10), support pair The promotion answered and control device (100).

2. ship according to claim 1, wherein in the bottom (13) of the middle of the length (L) of the ship (400) The distance away from the stern trimming flag (19) for being maintained to stern trimming flag (19) measurement from the stern (40) is equal to or less than the length Spend 10% position of (L).

3. ship according to claim 1 or 2, wherein the beam of the ship (400) is from the stern trimming flag from the stern (40) (19) 35% position that the distance measured is equal to or less than the length (L) of the ship (400) starts to be decreased to institute always State stern trimming flag (19).

4. ship according to claim 1 or 2, wherein described push with control device (100) includes: at least one propulsion Unit (150), the propulsion unit (150) include at least one motor (151), and the motor (151) is motor；With At least described propeller (152), the motor (151) include being parallel to the floating surface and being attached to the propeller (152) output shaft (153).

5. ship according to claim 4, wherein the output shaft (153) of the motor (151) of each propulsion unit (150) It is disposed relative to form the perpendicular of the fixed angles (α) equal to or less than 8 ° by the perpendicular of the center line (CL) It is interior.

6. ship according to claim 1 or 2, wherein the promotion and control device (100) are configured in short transverse Upper movement, and be configured to be arranged in more than one operating position according to the load of the ship (400,400 ').

7. ship according to claim 6, wherein the promotion and control device (100) are configured in off position In be arranged in above the water line of the ship (400,400 ').

8. ship according to claim 1 or 2, the ship include it is retractible avoid collision device (60), this is retractible to keep away Exempt from crash device (60) and be arranged in the port side (11) and the starboard side (12), to avoid collision dress when this is retractible Set prevents the promotion and control assembly (200) from being rushed when (60) are unfolded in the manipulation process of the ship (400,400 ') It hits.

9. ship according to claim 1 or 2, which is built by the multiple modules to link together, in the module A module be the ship (400 ') stern (40 ').

10. method of the one kind for building ship (400 ') according to claim 9, this method comprises:

Construction step, for building the stern (40 ') of the ship (400 ')；

Step is navigated by water, in the navigation step, the stern (40 ') of the ship (400 ') passes through the promotion and control device (100) oneself is navigated by water to specific destination；And

Attaching step, in the specific destination, the stern (40 ') of the ship (400 ') is attached in the attaching step At least one module (500 ', 600 ') of the ship (400 ').

11. according to the method described in claim 10, wherein, in the construction step, by the promotion of the ship (400 ') and Control device (100) is fixed to the stern (40 ') of the ship (400 '), so that the advance of the stern (40 ') of the ship (400 ') Direction is opposite with the direction of advance of the ship (400 ') to be built；The promotion and control are filled after the navigation step It sets (100) and is arranged in its final position.

12. method described in 0 or 11 according to claim 1, wherein the module (500 ', 600 ') phase of the ship (400 ') When the ship in use.