CN107826208A - A kind of bow island semi-submerged ship ship type - Google Patents
A kind of bow island semi-submerged ship ship type Download PDFInfo
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- CN107826208A CN107826208A CN201711022043.XA CN201711022043A CN107826208A CN 107826208 A CN107826208 A CN 107826208A CN 201711022043 A CN201711022043 A CN 201711022043A CN 107826208 A CN107826208 A CN 107826208A
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- Prior art keywords
- bow
- island
- ship
- semi
- submerged
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B1/00—Hydrodynamic or hydrostatic features of hulls or of hydrofoils
- B63B1/02—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement
- B63B1/04—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with single hull
- B63B1/06—Shape of fore part
- B63B1/063—Bulbous bows
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B3/00—Hulls characterised by their structure or component parts
- B63B3/14—Hull parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B3/00—Hulls characterised by their structure or component parts
- B63B3/14—Hull parts
- B63B3/46—Stems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B1/00—Hydrodynamic or hydrostatic features of hulls or of hydrofoils
- B63B1/02—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement
- B63B1/04—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with single hull
- B63B2001/044—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with single hull with a small waterline area compared to total displacement, e.g. of semi-submersible type
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T70/00—Maritime or waterways transport
- Y02T70/10—Measures concerning design or construction of watercraft hulls
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The invention provides a kind of bow island semi-submerged ship ship type, belong to the technical field of Ship Design.A kind of bow island semi-submerged ship ship type includes the inclination topside molded line that hull bottom is connected to by the arc turn of the bilge, the top of stem is provided with bow island, hull bottom includes the afterbody rise hull bottom of the short bulb bow and stern located at stem, and short bulb bow is the smooth curved transition that gradually broadens from stem to stern direction port and starboard, bow island smoothly transits with stem line style and is gradually amplified to breadth；The present invention realizes the favourable interference of ball bow and main hull, reduces wave resistance of boat, solves the operation demand of a variety of drinking water states of semi-submerged ship, the navigation performance of larger draft: range is taken into account, the seakeeping capacity of light draught is improved, meanwhile, bow island meets the stability requirement in dive operation process, improve anti-bow slamming ability, buoyancy tank can be also placed, increases the loading area of quarter deck, alleviates construction weight, reduce the useful load of afterbody ballast water, reduce construction and operation costs.
Description
Technical field
The present invention relates to the technical field of Ship Design, is specifically related to a kind of bow island semi-submerged ship ship type.
Background technology
With the development of sea-freight, various types of ships are studied, wherein, semi-submerged ship is transported as marine large structure
Defeated ocean engineering vehicle, its structure become the emphasis studied at present.
For bow island semi-submerged ship, its running working condition is long-distance transportation large structure, therefore, to ship itself
Length and width requires higher.Under study for action, in order to reduce the resistance that is subject to of hull during navigation, especially for reducing wave making
Resistance, higher is required to overall ship type and bulb bow.And in order to reduce navigation windage, bow island length and wind area are not
It is preferably excessive.Simultaneously as bow island semi-submerged ship be semi-submerged ship, it is necessary to ensure safe and reliable ability in dive operating mode, therefore
Bow island is needed to possess the moment of inertia necessary to enough Water Planes to provide for dive, it is desirable to metacentric height angle value can not be too small, because
This, dive stability requires most important.
In summary, current bow island semi-submerged ship presence can not take into account the problem of navigation economy and operational security.
The content of the invention
For the above-mentioned problems in the prior art, a kind of bow island semi-submerged ship ship type is now aimed to provide, with rational
Bow island formula, suitable navigation angle windward is selected, effectively reduces windage pressure, while ensure Water Plane required during dive, from
And the security of semi-submerged ship dive operation is improved, and the operation demand of a wide range of drinking water change can be well adapted to, so as to
The effectively comprehensive ship resistance for reducing ship, improves economy.
Concrete technical scheme is as follows：
A kind of bow island semi-submerged ship ship type, has the feature that, including：Tilt shipboard molded line, short bulb bow and bow
Island, tilt shipboard molded line and hull bottom is connected to by the arc turn of the bilge, bow island is arranged at hull bottom and is located at stem top, and hull bottom includes short
Bulb bow and afterbody rise hull bottom, short bulb bow are arranged at stem, and afterbody rise hull bottom is arranged at stern, also, short bulb bow
It is the smooth curved transition gradually to broaden from stem to stern direction port and starboard, positioned at stem Shang Shou islands and is provided with short ball nose
The stem of bow is Linear smoother transition, and is gradually amplified to beam width, meanwhile, it is provided with bow island by aftermost side
One perpendicular to main hull deck rectangular depression, it is half of " square hole circle money " shape that bow island is arranged into cross section.
A kind of above-mentioned bow island semi-submerged ship ship type, wherein, on hull, the ratio range of captain and the beam for 3.5 to
5.5, the ratio range of the beam and moldeed depth is 3.1 to 4.7, and the ratio range of hull bottom extreme draft and moldeed depth is 0.69 to 0.75.
A kind of above-mentioned bow island semi-submerged ship ship type, wherein, it is additionally provided with forecastle, the length of forecastle and the ratio model of captain
Enclose for 0.15 to 0.25, the height of forecastle and the ratio range of height are 1.2 to 1.6.
A kind of above-mentioned bow island semi-submerged ship ship type, wherein, the forward leaning angle scope of the middle buttocks of forecastle for 7 ° extremely
12 °, the range of tilt angles of the body lines of forecastle is 10 ° to 45 °.
A kind of above-mentioned bow island semi-submerged ship ship type, wherein, the length of short bulb bow and the ratio range of captain are 0.05
To 0.085.
A kind of above-mentioned bow island semi-submerged ship ship type, wherein, " the water that is shaped as stand upside down of the short bulb bow before FP
Drop " type.
A kind of above-mentioned bow island semi-submerged ship ship type, wherein, the inclination of the linear inclination topside of the main hull of short bulb bow
Angular range is 5 ° to 10 °.
A kind of above-mentioned bow island semi-submerged ship ship type, wherein, the area of the area of rectangular depression and the external boundary of forecastle
Ratio range is 0.15 to 0.25, and the width of rectangular depression and the ratio range of the beam are 0.4 to 0.6.
A kind of above-mentioned bow island semi-submerged ship ship type, wherein, the Windward angle scope of forecastle is 36 ° to 54 °.
The good effect of above-mentioned technical proposal is：1st, realized using the main hull line style for tilting shipboard molded line and short bulb bow
The favourable interference that ball bow is formed with main hull, not only reduces the wave making resistance of ship, also solves a variety of drinking water of semi-submerged ship
The operation demand of state, has taken into account the navigation performance of larger draft: range, improves the sea-keeping of light draught during navigation
Energy；2nd, the ship type in half " square hole circle money " Xing Shou islands is provided with, the stability requirement in dive operation process is met, improves
Navigation process moderate resistance bow slamming ability, and other buoyancy tanks can be placed in rectangular depression, it increase effectively the loading of quarter deck
Area, alleviates construction weight, and the useful load of afterbody ballast water, reduces construction and operation costs during less navigation.
Brief description of the drawings
Fig. 1 is a kind of structure chart of the embodiment of bow island semi-submerged ship ship type of the present invention；
Fig. 2 is the structure chart at a visual angle of a preferred embodiment of the present invention；
Fig. 3 is the structure chart of the stem of a preferred embodiment of the present invention；
Fig. 4 is the structure chart on the bow island of a preferred embodiment of the present invention.
In accompanying drawing：1st, topside molded line；2nd, short bulb bow；3rd, bow island；4th, rectangular depression；5th, afterbody rise hull bottom.
Embodiment
In order that the technical means, the inventive features, the objects and the advantages of the present invention are easy to understand, it is real below
Apply example combination accompanying drawing 1 to be specifically addressed technical scheme provided by the invention to accompanying drawing 4, but herein below is not as the present invention's
Limit.
Fig. 1 is a kind of structure chart of the embodiment of bow island semi-submerged ship ship type of the present invention；Fig. 2 is preferably real for the present invention one
Apply the structure chart at a visual angle of example；Fig. 3 is the structure chart of the stem of a preferred embodiment of the present invention；Fig. 4 is preferable for the present invention one
The structure chart on the bow island of embodiment.As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 4, the bow island semi-submerged ship ship type of the present embodiment offer
Including：Topside molded line 1, short bulb bow 2, bow island 3, rectangular depression 4 and afterbody rise hull bottom 5.
Specifically, ship type includes the topside molded line 1 being inclined to set, and tilt topside molded line 1 and connected by the arc turn of the bilge
Hull bottom is connected to, alow and positioned at stem top bow island 3 is provided with, forms most basic ship type, be easy to the design of subsequent structural.
Specifically, hull bottom includes short bulb bow 2 and afterbody rise hull bottom 5, wherein, short bulb bow 2 is arranged at the ship of hull
Bow, afterbody rise hull bottom 5 is arranged at the stern of hull, and short bulb bow 2 is gradually change from stem to stern direction port and starboard
Wide smooth curved transition, very thin drinking water Water Plane is formed, reduces the wave making resistance of ship, improve the stability of ship,
Meet the operation demand of different drinking water states.
Specifically, short bulb bow 2 is shaped as " water droplet " type to stand upside down before hull FP, and carry short bulb bow
2 stem is smoothly transitted with line style with bow island 3 and is gradually amplified to beam width, realizes the smooth connection of stem and bow island 3,
The navigation performance of larger draft: range has been taken into account, has improved the seakeeping capacity of light draught during navigation.
More specifically, rectangular depression 4 of the bow island 3 by aftermost side perpendicular to main hull deck, now, bow island 3
Cross section be approximate half of " square hole circle money " shape, realize the stability requirement in dive operation process, improve navigation process
Moderate resistance bow slamming ability, and other buoyancy tanks can be placed in the rectangular depression 4 of formation, it increase effectively the loading of quarter deck
Area, while construction weight is also significantly reduced, the useful load of afterbody ballast water when reducing navigation, reduce construction and operation
Cost.
More specifically, on hull, the ratio range of captain and the beam is 3.5 to 5.5, the ratio range of the beam and moldeed depth
For 3.1 to 4.7, the ratio range of hull bottom extreme draft and moldeed depth is 0.69 to 0.75, realizes most rational hull ratio and sets
Meter, makes that the stability of hull is higher, and sea-keeping is more preferable, while the operation cost navigated by water is lower.
More specifically, be additionally provided with forecastle on hull, and the ratio range of the length of forecastle and captain be 0.15 to
0.25, the height of forecastle and the ratio range of height are 1.2 to 1.6, the forward leaning angle scope of the middle buttocks of forecastle for 7 ° extremely
12 °, the range of tilt angles of the body lines of forecastle is 10 ° to 45 °, more reasonable structure, is more suitable for ship type.
More specifically, the ratio range of the area of the rectangular depression 4 on bow island 3 and the area of forecastle external boundary is 0.15
To 0.25, and the ratio range of the width of rectangular depression 4 and the beam is 0.4 to 0.6, meanwhile, the Windward angle scope of forecastle is
36 ° to 54 °, navigation windage is smaller.
More specifically, main hull inclination topside range of tilt angles be 5 ° to 10 °, and the length of bulb bow with
The ratio range of captain is 0.05 to 0.085.
The technical program announce hull for partly latent working ship, partly latent self-propelled ship, partly latent pick-up boat, partly latent lift Buoyancy ship,
And suitable for aftdeck set buoyancy tank other similar to semi-submerged ship ship type.
The bow island semi-submerged ship ship type that the present embodiment provides, including it is connected to by the arc turn of the bilge inclination topside type of hull bottom
Line 1, and the top of stem is provided with half " square hole circle money " Xing Shou islands 3, and hull bottom includes being arranged at the He of short bulb bow 2 of stem
The afterbody rise hull bottom 5 of stern, and short bulb bow 2 uses the smoothed curve gradually to broaden from stem to stern direction port and starboard
Transition, bow island 3 and the stem line style with short bulb bow 2 smoothly transit and are gradually amplified to breadth；Using tilting shipboard molded line
Ball bow and the favourable interference of main hull formation are realized with the main hull line style of short bulb bow 2, reduces the wave making resistance of ship,
Solve the operation demand of a variety of drinking water states of semi-submerged ship simultaneously, taken into account the navigation performance of larger draft: range, improved boat
The seakeeping capacity of light draught during row, meanwhile, half " square hole circle money " Xing Shou islands 3 meet that the stability in dive operation process will
Ask, improve navigation process moderate resistance bow slamming ability, can also place buoyancy tank, increase the loading area of quarter deck, mitigation finishes
Structure weight, the useful load of afterbody ballast water when reducing navigation, reduce construction and operation costs.
Preferred embodiments of the present invention are these are only, not thereby limit embodiments of the present invention and protection domain, it is right
For those skilled in the art, it should can appreciate that and all be replaced with being equal made by description of the invention and diagramatic content
Change and obviously change resulting scheme, should be included in protection scope of the present invention.
Claims (9)
- A kind of 1. bow island semi-submerged ship ship type, it is characterised in that including：Shipboard molded line, short bulb bow and bow island are tilted, it is described Tilt shipboard molded line and hull bottom is connected to by the arc turn of the bilge, the bow island is arranged at the hull bottom and is located at stem top, described Hull bottom includes the short bulb bow and afterbody rise hull bottom, and the short bulb bow is arranged at the stem, and the afterbody raises ship Bottom is arranged at stern, also, the short bulb bow is smooth gradually to broaden from the stem to stern direction port and starboard Curve transition, the bow island on the stem slip over being provided with the bow of the short bulb bow for linear light Cross, and be gradually amplified to beam width, meanwhile, one is provided with perpendicular to described close to the side of the stern on the bow island The rectangular depression of main hull deck, it is half of " square hole circle money " shape that the bow island is arranged into cross section.
- A kind of 2. bow island semi-submerged ship ship type according to claim 1, it is characterised in that on the hull, captain and ship Wide ratio range is 3.5 to 5.5, and the ratio range of the beam and moldeed depth is 3.1 to 4.7, the hull bottom extreme draft with The ratio range of the moldeed depth is 0.69 to 0.75.
- 3. a kind of bow island semi-submerged ship ship type according to claim 2, it is characterised in that be additionally provided with forecastle, the bow The ratio range of the length in building and the captain are 0.15 to 0.25, and the height of the forecastle and the ratio range of height are 1.2 To 1.6.
- 4. a kind of bow island semi-submerged ship ship type according to claim 3, it is characterised in that the middle buttocks of the forecastle Forward leaning angle scope is 7 ° to 12 °, and the range of tilt angles of the body lines of the forecastle is 10 ° to 45 °.
- A kind of 5. bow island semi-submerged ship ship type according to claim 2, it is characterised in that the length of the short bulb bow with The ratio range of the captain is 0.05 to 0.085.
- 6. a kind of bow island semi-submerged ship ship type according to claim 5, it is characterised in that the short bulb bow is in FP " water droplet " type for being shaped as standing upside down before.
- A kind of 7. bow island semi-submerged ship ship type according to claim 1, it is characterised in that the main hull of the short bulb bow The range of tilt angles of linear inclination topside is 5 ° to 10 °.
- A kind of 8. bow island semi-submerged ship ship type according to claim 3, it is characterised in that the area of the rectangular depression with The ratio range of the area of the external boundary of the forecastle is 0.15 to 0.25, the ratio of the width of the rectangular depression and the beam It is 0.4 to 0.6 to be worth scope.
- A kind of 9. bow island semi-submerged ship ship type according to claim 3, it is characterised in that the Windward angle model of the forecastle Enclose for 36 ° to 54 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711022043.XA CN107826208A (en) | 2017-10-26 | 2017-10-26 | A kind of bow island semi-submerged ship ship type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711022043.XA CN107826208A (en) | 2017-10-26 | 2017-10-26 | A kind of bow island semi-submerged ship ship type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107826208A true CN107826208A (en) | 2018-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711022043.XA Pending CN107826208A (en) | 2017-10-26 | 2017-10-26 | A kind of bow island semi-submerged ship ship type |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109895938A (en) * | 2019-03-06 | 2019-06-18 | 武汉理工大学 | A kind of shark fins bow structure and its bulb bow ship type |
| CN111137401A (en) * | 2020-01-07 | 2020-05-12 | 哈尔滨工程大学 | Bow superstructure structure of large-scale high-speed passenger roller ship |
| CN112213715A (en) * | 2020-10-12 | 2021-01-12 | 中国船舶工业集团公司第七0八研究所 | Distance measuring method suitable for narrow channel of ship lift |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3511203A (en) * | 1969-05-05 | 1970-05-12 | Lubbertus Buyscoll | Ship having a plow stem |
| JPS6042187A (en) * | 1983-08-18 | 1985-03-06 | Ishikawajima Harima Heavy Ind Co Ltd | Vessel |
| CN105916763A (en) * | 2013-12-20 | 2016-08-31 | 阿克北极科技公司 | Icebreaking vessel |
| CN104619582B (en) * | 2012-09-11 | 2017-06-09 | 三井造船株式会社 | Commercial freighter |
-
2017
- 2017-10-26 CN CN201711022043.XA patent/CN107826208A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3511203A (en) * | 1969-05-05 | 1970-05-12 | Lubbertus Buyscoll | Ship having a plow stem |
| JPS6042187A (en) * | 1983-08-18 | 1985-03-06 | Ishikawajima Harima Heavy Ind Co Ltd | Vessel |
| CN104619582B (en) * | 2012-09-11 | 2017-06-09 | 三井造船株式会社 | Commercial freighter |
| CN105916763A (en) * | 2013-12-20 | 2016-08-31 | 阿克北极科技公司 | Icebreaking vessel |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109895938A (en) * | 2019-03-06 | 2019-06-18 | 武汉理工大学 | A kind of shark fins bow structure and its bulb bow ship type |
| CN111137401A (en) * | 2020-01-07 | 2020-05-12 | 哈尔滨工程大学 | Bow superstructure structure of large-scale high-speed passenger roller ship |
| CN112213715A (en) * | 2020-10-12 | 2021-01-12 | 中国船舶工业集团公司第七0八研究所 | Distance measuring method suitable for narrow channel of ship lift |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180323 |
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| RJ01 | Rejection of invention patent application after publication |