CN106627981A - High-seakeeping large-size commercial asymmetrical catamaran with multiple optimized indexes - Google Patents
High-seakeeping large-size commercial asymmetrical catamaran with multiple optimized indexes Download PDFInfo
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- CN106627981A CN106627981A CN201710031442.6A CN201710031442A CN106627981A CN 106627981 A CN106627981 A CN 106627981A CN 201710031442 A CN201710031442 A CN 201710031442A CN 106627981 A CN106627981 A CN 106627981A
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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
- B63B1/10—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls
- B63B1/12—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls the hulls being interconnected rigidly
- B63B1/121—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls the hulls being interconnected rigidly comprising two hulls
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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
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
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Abstract
The invention discloses a high-seakeeping large-size commercial asymmetrical catamaran with multiple optimized indexes. The high-seakeeping large-size commercial asymmetrical catamaran with multiple optimized indexes comprises a main hull, a secondary hull and a connecting bridge, wherein the secondary hull is different from the main hull and is connected with the main hull through the connecting bridge. Compared with an existing common mono-hull ship, a symmetrical catamaran and a tri-hull ship, the asymmetrical catamaran provided in the scheme abandons a symmetrical layout scheme, overcomes the technical bias and creatively adopts the arrangement scheme of the asymmetrical catamaran. The improvement on the functions and performance is quite remarkable and mainly lies on high seakeeping, an obvious energy saving effect during medium and high navigational speed periods, great improvement on wave/wind resistance, good seaworthiness and comfort performance for personnel, high equipment loading and operation capacity, and the like. Technological difficulties are broken through to realize enlargement and commercialization of the ship type.
Description
Technical field
The present invention relates to ship, and in particular to the job that requires special skills ship of couple structure, the ship presses CCS ship
Character of class criteria for classification should belong to the description of ships such as investigation (scientific investigation) ship, tender, public affair ship, specific use ship.
Background technology
The carrier for performing " port is to port " cargo transport is modal ship.Bulk freighter, container ship, oil carrier in seagoing vessel
Deng Traditional Transportation ship type, quantity is more, single bottom tonnage big, and the advantage with large conveying quantity, low cost, is main in international trade
Means of transportation.Since occurring from steam power ship, single ship tonnage of ships that transport is increasing, unit item cost of transportation
More and more lower, technical level is lifted steadily.
Except used as transport channel, in recent years, people are regarded as ocean " blue territory " more and more, operation on the sea,
Activity is progressively expanded, and the research, exploitation, management, utilization activity to ocean is more and more.Various activities such as ocean scientific investigation, trip
Trip movement entertainment, marine fishing ground operation, offshore oil and gas operation, patrol on the sea, garrison guard, succour, Wind Power Generation is safeguarded, artificial
Islands and reefs construction etc. is more and more.Operation on the sea activity is different from traditional " port is to shipping between port " activity, and job platform is more
Time cruises, berths in sea, and key operation task is completed when mainly at sea berthing, cruising.Therefore the performance to ship type
Requirement needs to be different from carrier.
The current demand to marine multifunctional special operation, mainly has ocean scientific investigation, patrol on the sea to guard relief, sea and set
Apply industry, special equipment and staffing, the water surface and underwater operation support, tourism sports amusement etc..The Chuan Xingyou sections covered
Examine ship, public affair ship, island border cargo ship, middle-size and small-size pleasure boat, Offshore Units operation maintenance ship, middle-size and small-size private pleasure boat etc..This
A little ship types, common demands sea-keeping height, the higher good energy saving property of the speed of a ship or plane, capacity of anti-storm are strong, can carry heavy type special equipment operation,
Deck working area is well-to-do, carry more extraordinary personnel requirement comfortable for living etc..
Most start people using and the similar monohull ship type of cargo ship, by job requirements carry out principal dimensions, drinking water,
Layout design, input operation on the sea is used.Later for the monohull stability difference little shortcoming of floor space, and development and application spy
The for example common catamaran of ship, small waterplane area twin hull ship are planted, has trimaran to attempt using again recently.
By the actually used discovery of various many types of ships, existing conventional monomer ship, common catamaran, small-waterplane-area binary
The ship such as ship, trimaran type has that advantage is single as Special Work ship, and inherent defect is difficult to the shortcoming for overcoming.Concrete example point
The characteristics of analysing each existing ship type and for example following section of shortcoming：
(1) have with shortcoming the characteristics of monohull：The requirement of stability and rapidity requirement to the beam is conflicting, can use deck
Arrangement status is limited, stability and sea-keeping performance are difficult to while obtaining optimization etc..For example, if a multi-functional scientific investigation ship is adopted
With conventional monomer ship type, then principal dimensions, performance indications can change and the scope that optimizes is extremely limited, and overall performance will more
It is mediocre.The characteristics of monohull and analysis introduction summary such as table 1.1：
Table 1.1：The characteristics of monohull Special Work ship ship type and shortcoming enumerate analysis
(2) common catamaran：Have the advantages that floor space is big, Transverse Metacenter is high, roll angle is little, but have structural weak, horizontal stroke
Shake that acceleration is big, between binary torsion be not suitable for maximizing greatly etc. inherent defect.Such as the analysis introduction of table 1.2：
Table 1.2：The characteristics of catamaran Special Work ship ship type and inherent defect enumerate analysis
(3) trimaran has that the certain advantages such as floor space of catamaran is big, Transverse Metacenter is high, roll angle is little, has the disadvantage piece
Body and connecting bridge yardstick it is little, from low not wind and wave resistance of water etc..Such as the analysis introduction of table 1.3：
Table 1.3：The characteristics of three body Special Work ship ship types and inherent defect enumerate analysis
(4) advantage of small waterplane area twin hull ship is the capacity of anti-storm for possessing semi-submerged ship type, and shortcoming mainly has loading capacity to adjust
Whole scope is little, layout of electro-mechanical equipment is special etc..Such as the analysis introduction of table 1.4：
Table 1.4：The characteristics of small-waterplane-area workboat ship type and inherent defect enumerate analysis
Furthermore, based on existing classical Ship Design thinking, in order to cause the specification schools such as Ship Structure stress, stability
Core is calculated appropriate simplification, and feasible in practical engineering, result of calculation is credible, is obtained in that the accreditation of check of drawings mechanism ensures peace
Entirely, the ship types such as scientific investigation, the monohull of workboat, common catamaran, trimaran, small waterplane area twin hull ship are currently used for, are all adopted
The design being symmetrically arranged.But the multifunctional special workboat being symmetrically arranged regardless of ship type (monohull,
The ship types such as common catamaran, trimaran or small waterplane area twin hull ship) all there is the more inherent defect for being difficult to overcome (as above
Analysis), it is impossible to the demand of the marine multifunctional special operation of satisfaction truly.
Therefore, how effectively to optimize the ship type of traditional scientific investigation, workboat, to improve its performance comprehensively marine many work(are met
The demand of energy job that requires special skills, is the problem of this area urgent need to resolve；But based on traditional Design Thinking, traditional is arranged symmetrically
Ship type is available for optimizing simultaneously that option is limited, optimization range is little, it is impossible to effectively realize many-sided lifting scientific investigation, the mesh of workboat performance
, this constrains the development of scientific investigation, workboat significantly.
The content of the invention
For the problems of existing scientific investigation, workboat, a kind of new scientific investigation, workboat ship type are needed.
For this purpose, the technical problem to be solved to be to provide a kind of high sea-keeping multi-index optimization large commercial not right
Catamaran, the ship type is claimed to realize optimizing multiple performance indications projects simultaneously on a large scale relative to conventional ship type.
In order to solve above-mentioned technical problem, the asymmetric binary of high sea-keeping multi-index optimization large commercial that the present invention is provided
Ship includes：Main hull (110), secondary hull (120) and connecting bridge (130), described time hull is different from main hull, secondary length of hull
Degree is much smaller than main hull, and is connected to main hull by connecting bridge.
In the scheme of this asymmetric catamaran, the main hull (110) and time hull (120) buoyancy aid length-width ratio exceed
10:1。
In the scheme of this asymmetric catamaran, the main hull is full steel structure hull, and many cabins, ship are arranged under deck
First and stern is provided with open deck；It is optional light with arrangement between the main hull, secondary hull, connecting bridge, main hull and secondary hull
Type grid deck is further increasing operating area.
In the scheme of this asymmetric catamaran, main equipment can be installed on the main hull, in gunnel, main hull and secondary
Can carry multiple-task load between hull or on deck.
In the scheme of this asymmetric catamaran, described time hull lines are smooth without attached body, using seat beach reinforcement structure.
In the scheme of this asymmetric catamaran, described hull configuration electric plating propulsion.
In the scheme of this asymmetric catamaran, described hull is designed using shifting ballast water and freeboard reserve buoyancy,
It is engaged with the size of secondary hull and drinking water.The three dimension scale of secondary hull is much smaller than main hull, and is optimized according to mission requirements.
In the scheme of this asymmetric catamaran, the asymmetric catamaran by using secondary hull shifting ballast water and
Deposit freeboard provides relatively larger transverse restoring moment.
In the scheme of this asymmetric catamaran, the connecting bridge is higher by water surface 5-6 rice, and towards forward end slope is designed as
Shape.Thus this ship type can the normal/cruise operation under the sea situation of 5.5 meters of wave height.
In the scheme of this asymmetric catamaran, the connecting bridge is separately positioned on main hull and time ship length direction
Medium position.
In the scheme of this asymmetric catamaran, helicopter landing field is there also is provided on the asymmetric catamaran, it is described
Helicopter landing field is arranged in connecting bridge.
In the scheme of this asymmetric catamaran, long springboard is carried between the main hull and secondary hull.
In the scheme of this asymmetric catamaran, the asymmetric catamaran can carry out rushing beach without harbour by time hull.
In the scheme of this asymmetric catamaran, the asymmetric catamaran when there is terminal facilities can with main hull side by
Usual manner berthing, can be adjusted to minimum by secondary vessel draft without harbour waters and secondary hull rushed into beach, then outer routing up is mounted in
Long springboard between main hull and secondary hull is realized without harbour rolling dress handling.
The asymmetric catamaran that this programme is provided abandons the scheme of being arranged symmetrically relative to existing scientific investigation, workboat, overcomes
The plan of establishment of the asymmetric catamaran of employing of technology prejudice innovation, and overcome technological difficulties to realize maximization, commercialization, to work(
Can, the lifting of performance it is fairly obvious, mainly have that sea-keeping is high, middle high speed of a ship or plane section energy-conservation substantially, capacity of anti-storm is substantially improved, fits
Boat property personnel's comfortableness is good, equipment is carried and work capacity is strong etc..
Furthermore, the asymmetric catamaran technology that this programme is provided is advanced practical, compares with similar real ship, can after operation
Greatly improving strengthens actual job ability, efficiency, the efficiency of ship；Be significantly increased actually can go to sea, the activity duration；Greatly improve
The economic benefit of ship.
Furthermore, this programme can effectively break through the threshold of maximization-commercialization (can pass through check of drawings is used to do business), can also open up
Exhibition is applied in the specific design scheme of the transport of other classifications and operation ship type.
Description of the drawings
The present invention is further illustrated below in conjunction with the drawings and specific embodiments.
Fig. 1 is the schematic diagram of the medium-and-large-sized commercial asymmetric catamaran of present example；
Fig. 2 is the structural representation of main hull in present example；
Fig. 3 is the structural representation of time hull in present example；
Fig. 4 is the structural representation of connecting bridge in present example；
Fig. 5 carries out rushing beach rolling dress handling schematic diagram for the medium-and-large-sized commercial asymmetric catamaran of present example；
Fig. 6 is arrangement schematic diagram in helicopter landing field in present example.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that the present invention is realized are easy to understand, tie below
Conjunction is specifically illustrating, and the present invention is expanded on further.
The characteristics of traditional large commercial ship is arranged symmetrically, after hundreds of years that large commercial ship occurs,
Marine engineering circle fails always hydrodynamic performance, structural mechanical property for possessing for asymmetric ship type etc. carries out engineering safety
The practical engineering means of check, in the case where not possessing practicality, effective, believable fluid, structural mechanics accounting means, concerning
Passenger, the large vessel of cargo security are in practice can not be using asymmetric ship type (can not obtain check of drawings approval).Grow this
The technology prejudice that large-scale ship for civil use must be symmetrical ship type was defined in the past, in practice preferentially can using the ship type being arranged symmetrically
With practicality, the specification calculation and checks such as structure stress, hydrostatic power Calculation of Stability are effectively carried out, ensure passenger and freight transportation safety, obtained
Meet the examination ＆ approval license of Convention of the International Maritme Organization regulation, the classification societies' specification security requirement, input construction is used.
Numerous studies and experiment on the basis of, this programme overcome large-scale ship for civil use must be symmetrical ship type technology it is inclined
See, it is excellent that the proposing of innovation can be used for the high sea-keeping multi objective with very strong engineering practicability such as passenger and freight transportation, operation on the sea
Change the asymmetric catamaran new herbicide of large commercial.
Referring to Fig. 1, the main body composition structure of the asymmetric catamaran of large commercial of this programme offer is it illustrates.Can by figure
Know, the asymmetric catamaran 100 of the large commercial includes main hull 110, lamellar body (secondary hull) 120 and the part of connecting bridge 130 3；
It is arranged in parallel between the clearly demarcated main hull 110 of size and secondary hull 120, is fixedly connected by connecting bridge 130 between the two,
So as to form asymmetric catamaran.
Wherein, main hull 110 and time hull 120 both differ, and between the two size it is clearly demarcated (i.e. secondary hull 120
Three-dimensional dimension is much smaller than main hull 110).Large-sized main hull carries major function.While the respective principal dimensions of primary and secondary hull
Ratio can optimize according to functional requirements such as rapidities.
The water clearance of connecting bridge 130 and centre-to-centre spacing distance between primary and secondary hull can be required according to wind and wave resistance grade, stability etc.
Optimization；The preferred 4-6m of the water clearance of connecting bridge 130 in this programme so that this ship type can normally navigate under the sea situation of 5.5 meters of wave height
Row operation.
Secondary hull 120 is used to coordinate with main hull 110, to adjust the properties of asymmetric catamaran.Secondary hull 120
Three dimension scale is much smaller than main hull, and can be optimized according to mission requirements.This hull 120 is using shifting ballast water and freeboard deposit
Buoyancy is designed, and the size with secondary hull and drinking water are engaged.When implementing, the bare weight of this hull 120, ballast water
Amount, freeboard reserve buoyancy, empty drinking water and ballast draft can be required by sea-keeping, wind and wave resistance requirement, stability, equipment is carried and made
Industry, handling goods etc. require optimization.
On this basis, long springboard 140 is carried between main hull 110 and secondary hull 120, the long springboard 140 is used to match somebody with somebody
Time hull 120 is closed, realizes being loaded onto down without the rolling of harbour waters.
The asymmetric catamaran of large commercial for constituting accordingly can be required in interior adjustment and optimization on a large scale according to various functions
Multiple independents variable, obtain optimal result simultaneously in multiple performance indications projects, and avoid arbitrary individual event performance from occurring substantially lacking
Limit.
Design principle accordingly, once the asymmetric catamaran of this large commercial is by adjustment and optimizes multiple for detailed description below
Independent variable is realized optimizing the process of multiple performance indications projects simultaneously.
1st, in this programme, main hull 110 is using the optimum ship type of deep, narrow, tall and thin rapidity；Matched secondary hull
120 are also adopted by deep, narrow, tall and thin profile, while using the most shallow draft, the smallest dimension that meet stability most preferably requirement；According to need
Time lamellar body 120 is wanted also to match somebody with somebody small power electric propeller.Thus it is capable of achieving the rapidity of the asymmetric catamaran of this large commercial most
Optimization.To this optimization project, main hull rapidity can be optimized by CFD means when implementing, by NAPA softwares fully school
The stability of the compound ship type of core primary and secondary meets requirement.
2nd, in this programme, secondary hull 120 due to having a very long horizontal recovery arm of force from the center line of main hull 110 is far, tool
Body is using less bare weight, adjustable Water Ballast, freeboard buoyancy reserve can meet main hull statical stability and lifting appliance operation is steady
Property, plurality of devices carry stability requirement.The stability for being achieved in the asymmetric catamaran of this large commercial is optimized.To this optimization
Project, the stability that can fully check the compound ship type of primary and secondary using NAPA softwares when implementing meets requirement, and rolling performance ginseng
Number, offshore set-up operation stability is required.
3rd, in this programme, it is determined that bare weight, Water Ballast capacity, the isoparametric base of freeboard buoyancy reserve of the secondary hull for optimizing
On plinth, further combined with adjustable Water Ballast, obtained enough and much smaller than the initial stability of common catamaran with this so that rolling and
Slow, roll angle is little, and personnel's comfort level is high, airworthiness is improved, and is achieved in the sea-keeping of the asymmetric catamaran of this large commercial, resists
The lifting of stormy waves airworthiness.To this optimization project, the compound ship type of primary and secondary can be fully checked using NAPA softwares when implementing
Stability meets requirement, and rolling performance parameter.
4th, in this programme, the yardstick firm in structure of main hull 110 is big, the less wind for passing to connecting bridge of the yardstick of secondary hull 120
Wave load little (avoiding the big shortcoming of torsion between the large-scale hull of common catamaran two), connecting bridge intensity index is high, realizes ship
Body overall structure is firm.The hull structural strength for being achieved in the asymmetric catamaran of this large commercial is optimized.To this optimization item
Mesh, checks when implementing by Specification Design and with structure finite element method, obtains the structural strength close to monohull.
5th, in this programme, main hull 110 is firm, and large-scale lifting appliance can be installed thereon；Time hull is combined on this basis
120 are adjusted using ballast, it is ensured that the stability of whole Unsymmetrical hull, can be met marine weight crane operation stability and be required.In the same manner may be used
The carry multiple-task load between gunnel, lamellar body, on deck.It is achieved in many work(of hull of the asymmetric catamaran of this large commercial
Can the strong advantage of mission payload carrying ability.To this optimization project, main equipment is securely installed on main hull when implementing,
Require to select position according to operation and stability, while the design for optimizing lamellar body meets jumbo operation stability requirement.
6th, in this programme, by using the shifting ballast water and deposit freeboard of secondary hull 120 relatively larger transverse restoring force is provided
Arm, it is ensured that stability is sufficient, supports various operations on the sea such as lifting.It is achieved in the marine work of the asymmetric catamaran of this large commercial
The optimization of industry ability.To this optimization project, stability meets and requires when ensureing unloaded when implementing, and at sea can also make during operation
Stability is further enhanced with ballast water.
7th, in this programme, main hull 110 is reserved using meter is built in multilayer on multilayer cabin under high freeboard deck, deck
More open deck face can be used for scientific investigation operation.On this basis, lamellar body (i.e. main hull, secondary hull) and connecting bridge 130, primary and secondary
Light-duty grid deck can be arranged between lamellar body, working area is further increased with this.It is achieved in this large commercial asymmetric double
The open deck working area of body ship is broad.To this optimization project, time zone separate loading size is implemented, arranged by code requirement
The deck structure of respective strengths.
8th, in this programme, the design-build of main hull 110 is used with conventional monomer ship, and secondary hull 120 and the nothing of connecting bridge 130
Labyrinth, without special electromechanical equipment.It is achieved in the asymmetric catamaran of this large commercial cheap.To this optimization project,
All can be built using steel when implementing, using conventional electromechanical equipment, overall cost is cheap.
9th, in this programme, equipment arrangement, the close conventional monomer ship of routine use, overall handling is sufficiently close to monohull
(secondary hull is optional with electric plating propulsion).It is achieved in the asymmetric catamaran of this large commercial easy to use, and crewman is without the need for special
Different training.To this optimization project, can be by optimization time hull demension and drinking water when implementing so that this hull is grasped to main hull
Control affects minimum；Can be verified by fluid finite element modelling and tank test simultaneously.
10th, in this programme, the asymmetric catamaran of the large commercial is coordinated by main hull with secondary hull, is possessed without harbour rolling
Dress discharge capacity, the berthing in the usual way of main hull side can be used when there is terminal facilities, can eaten secondary lamellar body without harbour waters
Water is adjusted to minimum and secondary lamellar body is rushed into beach, then routs up the long springboard being mounted between two lamellar bodies outward, you can without the berthing of harbour waters
Up and down.Springboard is capable of achieving to be loaded onto down without the rolling of harbour waters after strengthening.It is achieved in the asymmetric catamaran berthing side of this large commercial
Just.To this optimization project, only need to be firm by secondary hull structural design when implementing, without attached body, structure is by seat beach for smooth-shaped
Design is strengthened.
11st, in this programme, the firm structure of the asymmetric catamaran of the large commercial, sufficient floor space and suitable position
Put, helicopter landing requirement can be met.Being achieved in the asymmetric catamaran of this large commercial can landing helicopter.To this optimization item
Mesh, is moderately strengthened when implementing by landing plot structure, is risen by helicopters such as related request configuration observation communication, safety barriers
Drop affiliated facility is realized.
12nd, in this programme, the asymmetric catamaran of the large commercial meets newest Lloyd's Register of Shipping and Chinese ship's classification
Society's specification, can draft suitable, specific ship class symobl notation according to newest Britain Lloyd's and China's CCS specifications；Simultaneously according to ship's classification
The requirement of the corresponding design specification chapters and sections of symbol, you can launch specific design and draw, examined, input fortune after building by figure
Battalion.Thus the engineering path of the asymmetric catamaran of this large commercial is clear and definite, connected applications newest Britain's labor when implementing
" multi-hull (the multi-hull ship) " ship's classification and China's CCS specifications of family name's specification, can smoothly complete construction drawing design examination ＆ approval.
From the foregoing, it will be observed that the asymmetric catamaran of large commercial of the proposition of this programme innovation, which overcoming existing ship type can only
Ensure the optimum shortcoming of single or several indexs, enable to be optimal while more than ten big indexs or more excellent result
(such as sea-keeping is high, high speed energy-conservation rapidity is good, stability is abundant, wind and wave resistance airworthiness is good, Ship Structure is firm, multi-functional
Business load carries that ability is big, operation on the sea ability is strong, open deck working area is broad, can landing helicopter, can roll without harbour
Handling goods, cheap, easy to use etc. without the need for Special Training and special harbour).This new herbicide is if input actually makes
With by so that ship operating efficiency, benefit in the case of cost small elevation obtain lifting at double.
Carry out illustratively this programme below by way of an instantiation.
Small waterline plane ship, common catamaran, trimaran or monohull are typically adopted for existing scientific investigation-special operation vessel
Etc. the ship type of symmetrical hull, this example is based on such scheme innovation there is provided the high sea-keeping of a kind of green energy conservation, multi-functional, many
The asymmetric catamaran of index -91 meters of jobs that requires special skills of optimization.
Referring to Fig. 1-Fig. 6, this main two hull clearly demarcated including size of asymmetric catamaran 100 of 91 meters of jobs that requires special skills-
The connecting bridge 130 of main hull 110 and time hull 120 and connection primary and secondary hull.
In the asymmetric catamaran 100 of 91 meters of jobs that requires special skills, main hull 110, the buoyancy aid length-width ratio of secondary hull 120 exceed
10:1, compare more common workboat general 5:1 or so, the characteristics of its underwater portion has long, deep, narrow, it is adapted to high speed navigation.
Ship type wave making resistance in middle and high speed navigation will be greatly reduced, and being optimal of rapidity is compared with equal length workboat
In middle and high speed navigation, energy-saving effect is obvious.
Referring to Fig. 2, the main hull 110 in this asymmetric catamaran 100 is using on multilayer cabin under high freeboard deck, deck
Meter is built in multilayer, the main deck moldeed depth of main hull is up to 9 meters (sea-keeping is greatly improved), and reserving more open deck faces is used for
Scientific investigation operation.Bow has 34 meters of length open decks 111, and stern has 24.6 meters of length open decks 112, and operation section length far surpasses
Conventional monomer scientific investigation ship.Arrange that light-duty grid deck can also continue to roll up operation between lamellar body and connecting bridge, primary and secondary lamellar body
Area.
Thus its open deck working area of the main hull 110 for constituting is broad, and overall structure is firm, can be in bow or stern
Open deck 111, large-scale lifting appliance 113 is installed on open deck 112, and combine time hull 120 and adjusted using ballast, can
Meet marine weight crane operation stability to require；In the same manner can between gunnel, lamellar body, on deck carry multiple-task load such as instrument packaging
Case, dink.Thereby guarantee that there is this asymmetric catamaran 100 very strong multi-functional mission payload to carry ability.
Referring to Fig. 1 and Fig. 3, the secondary hull 120 in this asymmetric catamaran 100 is connected to main hull by connecting bridge 130
110, the middle part of specially secondary hull 120 is connected to the middle part of main hull 110 by connecting bridge 130, and it is from main hull center line
There is the very long arm of force farther out.On this basis, this inside of hull 120 arranges corresponding ballast tank 121, and uses less chi
Degree, drinking water, coordinate dynamic ballast water, the regulation of freeboard buoyancy reserve, thus meet main hull stability at large angle, lifting appliance and make
Industry stability, plurality of devices carry the requirement of stability.When this time hull 120 is implemented, its ballast tank possesses 3000 tons. the horizontal stroke of rice
To torque adjustment capability, stability is abundant, can according to load-carrying and functional requirement in interior adjustment on a large scale, obtain optimal value.
3000 tons possessed based on the ballast tank 121 of secondary hull 120. the athwartship moment adjustment capability of rice, by optimization
Adjustment and main hull 110, can meet superduty and hang operation on the sea counterweight requirements again, so that this asymmetric catamaran 100
Operation on the sea ability is strong, and stability is controllable on a large scale, can carry out various operations on the sea.
In addition, as needed this hull 120 can also match somebody with somebody small power electric propeller 122.
On this basis, the catamaran further by the yardstick of optimization time hull 120, drinking water can coordinate dynamic ballast
The regulation of water, freeboard buoyancy reserve, can obtain abundant and much smaller than the initial stability of common catamaran so that rolling is eased up, and improve
Personnel's comfort level, airworthiness；Be capable of achieving asymmetric catamaran simultaneously rushes beach without harbour.
As an example, time hull least draught only has 1.5 meters (can further optimize) in this example, and its drinking water is substantially little
It is so convenient to rush beach without harbour in main hull, and so that the resistance of time hull can be less.Because secondary vessel draft is little, length
Middle part little and positioned at main hull, so has substantially no effect on the maneuverability of main hull so that the various manipulation driving performances of whole ship body
Closely conventional monomeric ship.
Further, the connecting bridge 130 between secondary hull 120 and main hull 110 is using high-order setting.The connecting bridge 130
It is higher by the water surface and reaches 5.5 meters, yardstick firm in structure is little, and particular location is in ship.Thus the connecting bridge 130 for arranging and general binary
Structure connecting bridge is compared anti-billow ability and is significantly improved.
In addition, the connecting bridge 130 is arranging 131 (referring to Fig. 4) towards the side of bow using slope, further to improve
The performance of anti-strong wind wave, reduces stormy waves to the destructive power of connecting bridge 130.
The connecting bridge 130 for arranging accordingly coordinates the main hull 110 that main deck moldeed depth is up to 9 meters, can make this asymmetric binary
Ship is obtained in that high sea-keeping, and with compared with yardstick monomer scientific investigation ship, its seakeeping capacity improves two sea situation grades, is lifted
Effect is apparent, so that anti-strong wind wave is significantly better than monomer in the airworthiness of this asymmetric catamaran 100 and navigation
Ship.Furthermore, according to the asymmetric catamaran 100 that such scheme is constituted, its structural strength of main hull therein 110 is high, and secondary ship
Body yardstick is little, shallow draft, and the load for thus acting on connecting bridge 130 is very little, it is to avoid two big lamellar bodies are produced to connecting bridge
The problem of big torsional load, so as to ensure that overall structure is firm.
On the basis of above-mentioned asymmetric catamaran 100, long springboard is carried between this example main hull 110 and secondary hull 120
140, the long springboard 140 is used to coordinate time hull 120, realizes being loaded onto down without the rolling of harbour waters.
Thus the overall handling of asymmetric catamaran 100 for constituting is sufficiently close to monohull, easy to use, equipment cloth
Put, ship is manipulated Jie Jin common ship, berthing can be using the routine berthing of main hull side.
Referring to Fig. 5, this asymmetric catamaran 100 can be leaned on the side of main hull 110 when there is terminal facilities by common mode
Pool, without terminal facilities bank beach rolling dress handling are being rushed.The drinking water of secondary lamellar body 120 can be adjusted to without harbour waters it is minimum and by secondary piece
Body 120 rushes beach (1.5m described above), then routs up the long springboard 140 being mounted between two lamellar bodies outward, you can leaning on without harbour waters
Pool.The springboard 140 is capable of achieving to be loaded onto down without the rolling of harbour waters after strengthening.
On the basis of above-mentioned asymmetric catamaran 100, this example also further arranges helicopter landing field 150.Due to this
The free space of asymmetric catamaran 100 is big, and helicopter landing field arrangement is convenient.
As shown in fig. 6, the helicopter landing field 150 is preferably placed in connecting bridge 130, its yardstick is preferably 27 meter * 17
Rice, the unscreened good helicopter landing facility of three-dimensional can meet 3 tonnes of helicopter landing operations.
This example provide asymmetric catamaran 100, its when implementing, the design-build of main hull 110, electromechanical equipment
Type selecting is arranged with conventional monomer ship.Secondary lamellar body 120 and connecting bridge 130 are built without labyrinth and equipment using steel.Whole
It is cheap, total displacement appropriateness.
Meanwhile, using " Multi (multi-hull multi-hull ships) " ship class symobl notation of Britain's Lloyd's rule, instruct asymmetric double
Body hull structural design.And by Britain Lloyd's and China's CCS specifications, drafted the ship class symobl notations such as electromechanics.According to ship class symobl notation pair
The requirement of the design specification chapters and sections answered, you can launch specific design and draw, smoothly completes construction drawing design examination ＆ approval, after building by figure
Put into effect.Clearly, engineering practicability is strong in whole engineering path.
From the foregoing, it will be observed that the list of the asymmetric catamaran 100 of 91 meters of jobs that requires special skills of this example offer and common 91 or so captain
Body scientific investigation ship is compared, and lifting of this ship type to function, performance is fairly obvious, particularly in high speed of a ship or plane section energy-conservation substantially, wind and wave resistance
Ability is substantially improved, airworthiness personnel comfortableness is good, equipment is carried and work capacity is strong etc.；Wherein sea-keeping and with yardstick list
Body scientific investigation ship is compared can improve two sea situation grades, lift effect and surpass the expectation, and reach unexpected effect.
Furthermore this ship type advanced technology is practical, compare with similar real ship, can greatly improve after operation strengthens ship
Actual job ability, efficiency, efficiency；Be significantly increased actually can go to sea, the activity duration；Greatly improve the economic benefit of ship.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel it should be appreciated that the present invention is not restricted to the described embodiments, the simply explanation described in above-described embodiment and specification this
The principle of invention, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, these changes
Change and improvement is both fallen within scope of the claimed invention.The claimed scope of the invention by appending claims and its
Equivalent thereof.
Claims (14)
1. the asymmetric catamaran of high sea-keeping multi-index optimization large commercial, it is characterised in that the asymmetric catamaran includes：
Main hull (110), secondary hull (120) and connecting bridge (130), described time hull is different from main hull, and secondary ship length is far little
In main hull, and main hull is connected to by connecting bridge.
2. the asymmetric catamaran of high sea-keeping multi-index optimization large commercial according to claim 1, it is characterised in that institute
Main hull (110) and time hull (120) buoyancy aid length-width ratio are stated more than 10:1.
3. the asymmetric catamaran of high sea-keeping multi-index optimization large commercial according to claim 1, it is characterised in that institute
It is full steel structure hull to state main hull, and many cabins are arranged under deck, and bow and stern are provided with open deck；It is the main hull, secondary
It is optional with arranging light-duty grid deck further to increase operating area between hull, connecting bridge, main hull and secondary hull.
4. the asymmetric catamaran of high sea-keeping multi-index optimization large commercial according to claim 3, it is characterised in that institute
State main hull on main equipment can be installed, between gunnel, main hull and secondary hull or on deck can carry multiple-task carry
Lotus.
5. the asymmetric catamaran of high sea-keeping multi-index optimization large commercial according to claim 1, it is characterised in that institute
State time hull to design using shifting ballast water and greater freeboard reserve buoyancy, and the size with secondary hull and drinking water are engaged.
6. the asymmetric catamaran of high sea-keeping multi-index optimization large commercial according to claim 5, it is characterised in that institute
State asymmetric catamaran and provide relatively larger transverse restoring moment by using the shifting ballast water of secondary hull and deposit freeboard.
7. the asymmetric catamaran of high sea-keeping multi-index optimization large commercial according to claim 1, it is characterised in that institute
State time hull configuration electric plating propulsion.
8. the asymmetric catamaran of high sea-keeping multi-index optimization large commercial according to claim 1, it is characterised in that institute
Time hull lines are stated smooth without attached body, using seat beach reinforcement structure.
9. the asymmetric catamaran of high sea-keeping multi-index optimization large commercial according to claim 1, it is characterised in that institute
State connecting bridge and be higher by water surface 5-6 rice, towards forward end ramped shaped is designed as.
10. the asymmetric catamaran of high sea-keeping multi-index optimization large commercial according to claim 1, it is characterised in that
The connecting bridge is separately positioned on the medium position on main hull and time ship length direction.
The asymmetric catamaran of 11. high sea-keeping multi-index optimization large commercials according to claim 1, it is characterised in that
Helicopter landing field is there also is provided on the asymmetric catamaran, the helicopter landing field is arranged in connecting bridge.
The asymmetric catamaran of 12. high sea-keeping multi-index optimization large commercials according to claim 1, it is characterised in that
Long springboard is carried between the main hull and secondary hull.
The asymmetric catamaran of 13. high sea-keeping multi-index optimization large commercials according to claim 12, it is characterised in that
The asymmetric catamaran can carry out rushing beach without harbour by time hull.
The asymmetric catamaran of 14. high sea-keeping multi-index optimization large commercials according to claim 13, it is characterised in that
The asymmetric catamaran can use the berthing in the usual way of main hull side when there is terminal facilities, can be by secondary ship without harbour waters
Body drinking water is adjusted to minimum and secondary hull is rushed into beach, then routs up the long springboard being mounted between main hull and secondary hull outward, realizes nothing
Harbour rolling dress handling.
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| GB2589844A (en) * | 2019-11-20 | 2021-06-16 | Ba Tech Limited | Watercraft |
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