CN106585885A - Environmental-friendly and energy-saving tail icebreaking type multipurpose heavy lift carrier - Google Patents
Environmental-friendly and energy-saving tail icebreaking type multipurpose heavy lift carrier Download PDFInfo
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- CN106585885A CN106585885A CN201710056029.5A CN201710056029A CN106585885A CN 106585885 A CN106585885 A CN 106585885A CN 201710056029 A CN201710056029 A CN 201710056029A CN 106585885 A CN106585885 A CN 106585885A
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- heavy lift
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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
- B63B35/08—Ice-breakers or other vessels or floating structures for operation in ice-infested waters; Ice-breakers, or other vessels or floating structures having equipment specially adapted therefor
- B63B35/083—Ice-breakers
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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
- B63B35/08—Ice-breakers or other vessels or floating structures for operation in ice-infested waters; Ice-breakers, or other vessels or floating structures having equipment specially adapted therefor
-
- 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
- B63B1/08—Shape of aft part
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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
- 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
- B63H—MARINE PROPULSION OR STEERING
- B63H1/00—Propulsive elements directly acting on water
- B63H1/02—Propulsive elements directly acting on water of rotary type
- B63H1/12—Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
- B63H1/14—Propellers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H21/00—Use of propulsion power plant or units on vessels
- B63H21/20—Use of propulsion power plant or units on vessels the vessels being powered by combinations of different types of propulsion units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
- B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
- B63H5/08—Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller
- B63H5/10—Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller of coaxial type, e.g. of counter-rotative type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
- B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
- B63H5/125—Arrangements on vessels of propulsion elements directly acting on water of propellers movably mounted with respect to hull, e.g. adjustable in direction, e.g. podded azimuthing thrusters
- B63H5/1252—Arrangements on vessels of propulsion elements directly acting on water of propellers movably mounted with respect to hull, e.g. adjustable in direction, e.g. podded azimuthing thrusters the ability to move being conferred by gearing in transmission between prime mover and propeller and the propulsion unit being other than in a "Z" configuration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
- B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
- B63H5/08—Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller
- B63H5/10—Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller of coaxial type, e.g. of counter-rotative type
- B63H2005/103—Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller of coaxial type, e.g. of counter-rotative type of co-rotative type, i.e. rotating in the same direction, e.g. twin propellers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
- B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
- B63H5/08—Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller
- B63H5/10—Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller of coaxial type, e.g. of counter-rotative type
- B63H2005/106—Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller of coaxial type, e.g. of counter-rotative type with drive shafts of second or further propellers co-axially passing through hub of first propeller, e.g. counter-rotating tandem propellers with co-axial drive shafts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
- B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
- B63H5/125—Arrangements on vessels of propulsion elements directly acting on water of propellers movably mounted with respect to hull, e.g. adjustable in direction, e.g. podded azimuthing thrusters
- B63H2005/1254—Podded azimuthing thrusters, i.e. podded thruster units arranged inboard for rotation about vertical axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H21/00—Use of propulsion power plant or units on vessels
- B63H21/20—Use of propulsion power plant or units on vessels the vessels being powered by combinations of different types of propulsion units
- B63H2021/202—Use of propulsion power plant or units on vessels the vessels being powered by combinations of different types of propulsion units of hybrid electric type
- B63H2021/205—Use of propulsion power plant or units on vessels the vessels being powered by combinations of different types of propulsion units of hybrid electric type the second power unit being of the internal combustion engine type, or the like, e.g. a Diesel engine
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- 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)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention provides an environmental-friendly and energy-saving tail icebreaking type multipurpose heavy lift carrier comprising a heavy lift carrier body and propellers mounted on the heavy lift carrier body. An icebreaking part is arranged on the stern of the heavy lift carrier body and used for butting against an ice layer and crushing the ice layer. The propellers can drive the heavy lift carrier body to travel toward the stern direction, and the propellers are arranged on the stern of the heavy lift carrier body. The propellers are the full circle swinging contra-rotating propeller propellers, and the prow of the heavy lift carrier body is provided with a bulbous bow. When water surface freezes, the propellers are utilized to drive the heavy lift carrier body to travel toward the stern direction, and the icebreaking portion is utilized to crush the ice layer, so that the environmental-friendly and energy-saving tail icebreaking type multipurpose heavy lift carrier can be used as an icebreaker. When the water surface does not freeze, the propellers can be utilized to drive the heavy lift carrier body to travel toward the prow direction, and the bulbous bow and a contra-rotating propeller both have obvious energy-saving effect, energy consumption is effectively reduced, and the environmental-friendly and energy-saving tail icebreaking type multipurpose heavy lift carrier also can be used as a normal heavy lift carrier, so that the utilization rate of the tail icebreaking type multipurpose heavy lift carrier is greatly increased, and using cost is reduced.
Description
Technical field
The present invention relates to shipbuilding technical field, more particularly to a kind of green energy conservation tail type multipurpose that opens ice is hung again
Ship.By CCS ship class symobl notation criteria classification, its basic ship type is " general dry cargo ships " classification；Can the dry groceries of carrying, dissipate
Goods, container, being equipped with large-scale crane and big opening freight house can voluntarily load and unload giant mechanical and electrical equipment and large cargo；It is also equipped with autonomous
Open ice operational capabilities.
Background technology
Circum-Bohai Sea, Liaodong Peninsula are that northern China is economically developed, increase powerful area.Easily sea-freight is these areas
One of favourable basic condition of economic development.The economic requirement large conveying quantity of modernization, on schedule, reliable cargo service.But
The areas such as Circum-Bohai Sea, Liaodong Peninsula, in recent years extreme weather take place frequently, sea area in the winter time when large area ice condition happen occasionally,
In climatic extreme year and in inshore, sometimes thickness reaches 0.4～0.6 meter to ice sheet.Sea ice frost in flakes can intercept goods sea-freight.
Conventional Ship obtains limited structure " anti-ice " by thickening planking and strengthening the method for internal stiffener
Ability, can in the navigation channel of the broken floating ice of adrift fritter for having broken low steaming.Although above-mentioned freighter possesses ice formation adding
Strong structure, but it is effective just for trash ice；When the sheet blown in the navigation channel for having broken compared with heavy floe block, or because weather it is pre-
Report is inaccurate, when marine site of the forecast without ice meets with the sheet wafted compared with heavy floe, such freighter is not due to possessing ice-breaking capacity not
Can pass through.
Because dry monsoon is big, large stretch of is Great possibility compared with heavy floe drift, even if so possessing ice formation in practice
The freighter of reinforcement structure can also adopt conservative strategy, only there is ice breaker to open a way, or along the busy main channel boat for having broken
OK, brought to avoiding being besieged by ice cube.So, possess the freighter of ice formation reinforcement structure when sea area navigation is freezed, follow broken
Ice boat is followed by unique overall safety；May be besieged by the thicker drift floating ice of sheet at any time during autonomous navigation.
Accordingly, it would be desirable to when passing through freeze-up sea area transport goods, Conventional Ship can not be individually competent at.Employ ice breaker open circuit
Escort again because the factor such as expense, sailing date significantly increases shipment and delivery cost.Therefore it is yellow when there is extreme large area sea ice meteorology
The shipping in the Bohai Sea can be severely impacted.
CCTV once reported, after certain offshore island is freeze-up, the daily life supply of resident is interrupted.Because Conventional Ship is not
Can open ice and drive into, employ ice breaker to open a way and uneconomical worthwhile for freighter.As a result merchant purchasing can be used to navigate by water on ice
Small air cushion ship be that daily kinds of goods are transported in shop, alleviate the matter of great urgency.But if aircushion vehicle casts anchor in midway, risk is very
Greatly.And aircushion vehicle cargo dead-weight very little, do fairly large shipping uneconomical.
The economic requirement large conveying quantity of modernization, on schedule, reliable cargo service.Existing common " ice formation reinforcement " carrier
Can only in the navigation channel of the broken floating ice of adrift fritter for having broken low steaming, the freeze-up many littoral harbours of severe cold in Huanghai Sea and Bohai Sea
Shipping is all affected.As Circum-Bohai Sea, northeast China's economic further develop, China needs the sea for further developing this area
Fortune.Future adds the freighter of " higher anti-ice ability " with " autonomous ice-breaking capacity ", can provide large conveying quantity, standard in frost sea area
Point, reliable, economic cargo service, are further to develop Circum-Bohai Sea, northeast China's economic, and exploitation northeast to Bering, north
The requisite selection of resource in polar circle.
As expanding economy, food, medicated clothing, electrical equipment of high value and other items are substantially Container Transport.High value
Giant mechanical and electrical equipment is also substantially transported by heavy lift carrier.Therefore, a type good energy saving property, based on carrying container, carries weight
Hang can carrying giant mechanical and electrical equipment, and can carrying bulk goods, add the green of " higher anti-ice ability " with " voluntarily ice-breaking capacity "
Energy-conservation tail opens ice 16500 tons of DWT multipurposes heavy lift carriers of type by with good market prospect.This ship type can independently break sheet
Compared with heavy floe, also can navigate by water as conventional freighter without ice formation domain, so as to the shipping that economic and reliable is provided to freeze sea area takes
Business.
Research staff Jing consults industry sources and participates in trades council and learns, there is no on market can meet this needs
General commercial type " have autonomous ice-breaking capacity " multipurpose freighter reality ship and design.
This is because in prior art there is following larger defect in related ship：1st, can be used for the scissors-type ship that winter opens ice
Head designs, when spring and autumn three quarters normal/cruise is used, energy consumption is very big, and the market competitiveness is poor.Simultaneously bow is pruned very under waterline
Many, it is few for the space of advancing equipment to cause bow, and buoyancy loss is more, and floading condition trim is more difficult.2nd, for so that build is huge
On the quarter main frame and propeller promote lower realization independently to open ice to freighter, need with power beyond the more master of normal/cruise demand
Machine；So as to cause power dissipation and efficiency during normal/cruise to decline, therefore merchant ship shipowner worries that such " tool is not built in investment loss of capital
Have autonomous ice-breaking capacity " multipurpose freighter ship type.3rd, Conventional Ship hull is huge, and the mode that afterbody propulsion stem opens ice is so that whole
Individual huge hull will squeeze through ice sheet, bring hull to be easily damaged.Simultaneously because the presence that ice rubs with hull, the transmission of afterbody thrust
The thrust that actually opens ice to bow is less, and the efficiency that opens ice is low.And can not successfully manage when embacle, snow drift is met with.
The content of the invention
The shortcoming of prior art in view of the above, it is an object of the invention to provide a kind of stronger green of ice-breaking capacity
Energy-conservation tail opens ice type multipurpose heavy lift carrier.
For achieving the above object, the present invention provides a kind of green energy conservation tail and opens ice type multipurpose heavy lift carrier, including heavy lift carrier
Hull and the propeller on heavy lift carrier hull, the stern of the heavy lift carrier hull sets the portion of opening ice, and the portion of opening ice is used for
Ice sheet is leant and crushed with ice sheet；The propeller can drive heavy lift carrier hull to stern direction running, and the propeller
Installed in the stern of heavy lift carrier hull.
Further, the propeller is all-direction propeller.
Further, the propeller is full circle swinging propeller.
Further, the bow of the heavy lift carrier hull is provided with bulb bow.
Further, the propeller is co-axial contra rotating propeller, and the propeller includes that two groups oppositely oriented and position is relative
The blade answered.
Further, the angle of rake blade material is rustless steel.
Further, the propeller is connected by drive mechanism with power set, and the power set are arranged on weight
Hang ship hull interior.
Further, the propeller has multiple；At least one propeller is connected by drive mechanism with main power plant
Connect；At least one propeller is connected by drive mechanism with auxiliary power unit；The main power plant and auxiliary power are filled
Put and the different energy are respectively adopted.
Further, the main power plant is diesel engine；The auxiliary power unit is motor.
Further, the Bu You centers of opening ice are in expanded configuration to both sides.
Further, angle α≤45 ° of the middle buttocks L in the portion that opens ice and the water surface.
Further, angle α=25 ° of the middle buttocks L in the portion that opens ice and the water surface.
Further, the propeller is located at the 2.5m～5m of water surface lower section.
The type multipurpose heavy lift carrier as described above, green energy conservation tail according to the present invention opens ice, has the advantages that：
The present invention such as in the case of water surface icing, using propeller heavy lift carrier ship can be driven as needed when using
To stern direction running, i.e., using stern as front inlet side, and the portion that opens ice using stern leans body with ice sheet, so as to by ice sheet
It is broken so that the Green energy-conservation tail of the present invention type multipurpose heavy lift carrier that opens ice has ice-breaking capacity.Meanwhile, propeller in the present invention
So, stern is being utilized installed in the stern of heavy lift carrier hull, i.e. propeller positioned at same one end of heavy lift carrier hull with the portion of opening ice
The portion of opening ice opened ice during, the ice cube for being broken can with propeller produce powerful current quickly flow away, it is to avoid break
The ice cube opened is piled up at the portion of opening ice and heavy lift carrier hull is caused to hinder, and so as to ensure that it is in hgher efficiency that the present invention opens ice, opens ice
Effect is more preferable.In addition, the current that propeller is on the quarter produced, can produce lubricant effect between ice sheet and heavy lift carrier hull again,
Frictional resistance between the two is reduced, and then is easy to break ice sheet, improve actual ice-breaking capacity.
Description of the drawings
Fig. 1 is that Green energy-conservation tail of the present invention opens ice the front view of type multipurpose heavy lift carrier.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is that Green energy-conservation tail of the present invention opens ice the structural representation of type multipurpose heavy lift carrier.
Fig. 4 be Green energy-conservation tail of the present invention open ice type multipurpose heavy lift carrier stern top view.
Fig. 5 be Green energy-conservation tail of the present invention open ice type multipurpose heavy lift carrier stern front view.
Fig. 6 is the left view of Fig. 5.
Fig. 7 is angle of rake structural representation in the present invention.
Fig. 8 is the left view of Fig. 7.
Component label instructions
1 heavy lift carrier hull
11 open ice portion
12 bulb bows
13 first cargo holds
14 second cargo holds
141 hatch
15 the 3rd cargo holds
16 hang again
2 propellers
21 blades
22 main thrusters
23 auxiliary propellers
24 pairs of rotating disk reduction boxes
25 full circle swinging bodies under water
3 drive mechanisms
31 power transmission shafts
32 gear assemblies
33 shells
4 power set
41 main power plants
42 auxiliary power units
5 bow sides push away
Specific embodiment
Hereinafter embodiments of the present invention are illustrated by particular specific embodiment, those skilled in the art can be by this explanation
Content disclosed by book understands easily other advantages and effect of the present invention.
It should be clear that structure, ratio, size depicted in this specification accompanying drawing etc., only to coordinate disclosed in description
Content, so that those skilled in the art understands and reads, is not limited to enforceable qualificationss of the invention, therefore does not have
Technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not affecting institute's energy of the present invention
Under effect of generation and the purpose to be reached, all should still fall in the disclosed technology contents scope to be covered
It is interior.Meanwhile, in this specification it is cited such as " on ", D score, "left", "right", the term of " centre " and " ", be also only just
Understand in narration, and be not used to limit enforceable scope of the invention, its relativeness is altered or modified, without substantive change
Under technology contents, when being also considered as enforceable category of the invention.
As shown in Figures 1 to 6, the present invention provides a kind of green energy conservation tail and opens ice type multipurpose heavy lift carrier, including heavy lift carrier
Hull 1 and the propeller on heavy lift carrier hull 12；The stern of its heavy lift carrier hull 1 sets the portion of opening ice 11, the portion 11 that opens ice
For leaning with ice sheet and crush ice sheet；Propeller 2 can drive heavy lift carrier hull 1 to stern direction running, and propeller 2
Installed in the stern of heavy lift carrier hull 1.Green energy conservation tail of the present invention opens ice type multipurpose heavy lift carrier, when using can as needed,
Such as in the case of water surface icing, heavy lift carrier hull 1 is driven to stern direction running using propeller 2, i.e., using stern as
Front inlet side, and the portion 11 that opens ice using stern leans with ice sheet, so as to ice sheet be crushed so that Green energy-conservation tail of the present invention
The type that opens ice multipurpose heavy lift carrier has ice-breaking capacity.Meanwhile, propeller 2 is arranged on the stern of heavy lift carrier hull 1 in the present invention, i.e.,
Propeller 2 is located at same one end of heavy lift carrier hull 1 with the portion of opening ice 11, so, carries out opening ice in the portion 11 that opens ice using stern
Cheng Zhong, the powerful current that the ice cube for being broken can be produced with propeller 2 quickly flow away, it is to avoid the ice cube for having broken is in the portion of opening ice 11
Place piles up and heavy lift carrier hull 1 is caused to hinder, and so as to ensure that it is in hgher efficiency that the present invention opens ice, the effect that opens ice is more preferable.In addition,
The current that propeller 2 is on the quarter produced, can produce lubricant effect between ice sheet and heavy lift carrier hull 1 again, reduce between the two
Frictional resistance, and then be easy to break ice sheet, improve actual ice-breaking capacity.And during opening ice, the thrust of propeller 2 can be complete
For opening ice, so as to strengthen the ice-breaking capacity of the present invention.
As shown in fig. 6, Bu11You centers of opening ice in the present embodiment are in expanded configuration to both sides；So as to ensure utilization of the present invention
Open ice portion 11 and ice sheet leans and under the impetus of propeller 2, smoothly can crush ice sheet and arrange.In the present embodiment
Portion 11 open ice adjacent to water surface setting, effectively will can crush positioned at the upper and lower ice sheet of the water surface.
It is that ice sheet is pressed into into uniform fine grained chippings, as shown in Figures 1 to 6, the portion 11 that opens ice in the present invention is in scoop.Broken
During ice, the upper end in the portion 11 that opens ice first can lean with ice sheet；As heavy lift carrier hull 1 continues along the direction running that opens ice, with
And the drag effect of ice sheet, the portion 11 that opens ice will have upward sliding relative to ice sheet, and whole heavy lift carrier hull 1 is pushed away in propeller 2
Under dynamic and self gravitation effect, it will apply downward pressure to ice sheet by the portion of opening ice 11, and ice sheet is broken.To ensure
The portion 11 that opens ice can apply larger pressure to ice sheet, as shown in figure 5, the middle buttocks L in the portion 11 that opens ice in the present invention and the water surface
Angle α is less, and the middle buttocks L in the portion 11 that opens ice and angle α≤45 ° of the water surface, indulges in the portion 11 that opens ice in the present embodiment
Angle α=25 ° of hatching line L and the water surface.Open ice in the present embodiment portion 11 middle buttocks L it is less with the angle α of the water surface, propulsion
Under the impetus of device 2, heavy lift carrier hull 1 is easier to climb up ice sheet, i.e., relative to ice sheet upward sliding；Further, according to mechanics
Principle, whole heavy lift carrier hull 1 propeller 2 promote and self gravitation effect, under, the portion 11 that opens ice will apply bigger to ice sheet
Pressure, so as to the ice-breaking capacity for ensureing the present invention is higher.
Open ice in another kind of embodiment portion 11 middle buttocks L in smoothed curve, and the middle buttocks L in the portion 11 that opens ice by
It is up to lower to be gradually reduced with the angle α of the water surface.The middle buttocks L opened ice at the upper end of portion 11 is larger with the angle of the water surface, to protect
Demonstrate,prove the portion 11 that opens ice smoothly can lean with ice sheet.And the middle buttocks L of the down position of portion 11 that opens ice gradually subtracts with the angle of the water surface
Little, to ensure that heavy lift carrier hull 1 is climbed up after ice sheet, heavy lift carrier hull 1 can apply larger pressure to ice sheet, and with stronger
Ice-breaking capacity and the efficiency that opens ice.The middle buttocks L in portion 11 that opens ice in this embodiment refers to the portion of opening ice 11 with the angle α of the water surface
Middle buttocks L corresponding positions tangent line and the water surface angle.The portion 11 that opens ice in another kind of embodiment includes from top to bottom dividing
The first of cloth open ice portion, second open ice and portion and the 3rd open ice portion, wherein the first middle buttocks L and the water surface opened ice at portion
Angle α1=45 °；The angle α of the second middle buttocks L opened ice at portion and the water surface2=34 °；The 3rd middle buttocks L opened ice at portion
With 3=25 ° of the angle α of the water surface.The middle buttocks L in portion 11 of opening ice may also be employed the design of above-mentioned smoothed curve so as to open ice
It is easier to climb up ice sheet in journey, i.e., with respect to ice sheet upward sliding, so as to apply bigger pressure to ice sheet, to strengthen its energy that opens ice
Power.
Meanwhile, propeller 2 is that propeller 2 can drive heavy lift carrier hull 1 in all-direction propeller, i.e. the application in the present invention
In 360 degree of scope either directions traveling, including forwardly and rearwardly travelling.So, under normal circumstances, such as three season of spring and summer autumn
In section, the water surface is had no under ice condition, and propeller 2 drives heavy lift carrier hull 1 to ship's head, i.e., still using bow as front inlet side
Traveling, so as to ensure that the Green energy-conservation tail of the present invention type multipurpose heavy lift carrier that opens ice normally is used in summer and autumn in spring.And
In the case where the water surface freezes, such as in winter, propeller 2 rotates 180 °, and propeller 2 produces the motive force to stern, so as to
Drive heavy lift carrier hull 1 to stern direction, i.e., travelled as front inlet side using stern, and ice sheet is broken in the portion 11 that opens ice using stern
It is broken.The present invention realizes that heavy lift carrier hull 1, to bow or stern direction running, had both kept heavy lift carrier original using all-direction propeller
Function, and make it have ice-breaking capacity by the quarter arranging the portion of opening ice 11.Simultaneously as the portion 11 that opens ice in the present invention is arranged
On the quarter, due in prior art heavy lift carrier stern be closer to the structure of portion 11 that opens ice of ice-breaking capacity, therefore, existing
Have on the heavy lift carrier stern in technology arrange open ice portion 11 when, its design and retrofit work amount it is less, be easy to utilize prior art
In heavy lift carrier built, saved construction cost.During opening ice, the angle of rotation for changing all-direction propeller can be passed through
Degree, to produce the pulling force of efficient Caudad and left and right directions, so as to control the travel route of heavy lift carrier hull 1 so that the present invention
Icebreaking service mode is more, in hgher efficiency, safer.Such as the present invention in heavy lift carrier hull 1 can zigzag mode widen navigation channel,
So that the navigation channel broken out is more wider than hull local width, the frictional force that ice sheet is produced to heavy lift carrier hull 1 is reduced so that the present invention
Also can be free to advance or retreat in thicker ice sheet.
As shown in figures 1 and 3, the bow of heavy lift carrier hull 1 is provided with bulb bow 12 in the present invention.So, in normally travel
When, i.e., still using the bow with bulb bow 12 as front inlet side when, can effectively eliminate wave using the bulb bow 12, it is ensured that this
Lucid and lively speed, smooth-ride, so as to play the effect of energy-conservation.And Jing actual experiments are proved, can effective energy-conservation using the bulb bow 12
More than 5%, energy-saving effect is notable.Meanwhile, innovatively using to turning oar in the present invention, this pair turns paddle type and compares with single-blade type and can save
Energy 3% to 10%, also there is obvious energy-saving effect.The present invention efficiently solves scissors-type ice breaker of the prior art, because of it
Can only be travelled with the bow in scissors-type；Meanwhile, and because bow is opened ice by it, portion's structure is limited, i.e. the portion of opening ice is in scissors-type, and
Bulb bow 12 cannot be set, so as to cause it without the higher defect of ice season use cost.
So, Green energy-conservation tail of the present invention opens ice type multipurpose heavy lift carrier, under water surface ice condition, using propulsion
Device 2 drives heavy lift carrier hull 1 to stern direction running, and is broken ice sheet with the abutment action of ice sheet using the portion 11 that opens ice, from
And the present invention is used as ice breaker；And in the case where the water surface is without ice condition, such as in summer and autumn in spring, using propeller
2 drive heavy lift carrier hull 1 to ship's head traveling, and bow is provided with bulb bow 12 in the present invention, effectively reduces energy consumption, this
Also there is obvious energy-saving effect to turning oar in bright, full ship totality energy-saving effect is notable.So that the present invention also can be used as energy-saving
Multipurpose heavy lift carrier is normally used, and so as to substantially increasing the utilization rate of the present invention and reducing use cost, is easy to the present invention general
And use.
In actual sea ice forming process, can because between big ice sheet mutually extruding and ice and snow easily blown, and formed by
What trash ice and snow drift were accumulated is spaced apart the very long pressure ridge that is continuous.It is higher and immerse relatively deep under water that this kind of pressure ridge stretches out the water surface,
Traditional ice breaker is difficult to crush this kind of pressure ridge merely with the bow of its scissors-type, particularly immerses deeper part under water.
For this purpose, as shown in Fig. 1, Fig. 3 and Fig. 5 to Fig. 8, the present embodiment propeller 2 is full circle swinging propeller.Using the full circle swinging spiral shell
Rotation oar promote heavy lift carrier hull 1 using stern as front inlet side opened ice when, the portion 11 that opens ice of its stern can effectively by neighbouring water
The pressure ridge in face is crushed；Meanwhile, positioned at the lower section of the portion of opening ice 11 and the blade 21 of water-immersed full circle swinging propeller effectively will can soak
Enter under water deeper pressure ridge to smash, that is, produce and cut ice effect, recycle the current that blade 21 is produced to push trash ice, so as to ensure
Ice-breaking capacity of the present invention is higher, opens ice in hgher efficiency.The present invention can effectively crush icebreaker, pressure ridge that snow drift is mixed to form etc..
Meanwhile, as shown in figure 3, in the present embodiment propeller 2 be located at the water surface lower section 2.5m～5m at, i.e., the upper end of blade 21 away from
From water surface 2.5m～5m, this kind of distance is arranged and not only ensures that the powerful current that propeller 2 is produced can effectively by broken ice cube
Push, and blade 21 can under water pressure ridge that is relatively deep, even immersing 2.5m～5m under water be smashed effectively by immersion, and then ensure this
The ice-breaking capacity of invention is higher.In addition, generally harder berg is swum at the neighbouring water surface, this kind of distance is arranged can also be effective
Avoid the harder berg directly contact of blade 21 and the neighbouring water surface and be damaged, so as to ensure the present invention service life more
It is long.
As Fig. 1, Fig. 3 and Fig. 5 to Fig. 8 show, propeller 2 is that co-axial contra rotating propeller, i.e. propeller 2 include two groups in the present invention
The corresponding blade 21 in oppositely oriented and position.The design of the co-axial contra rotating propeller, can effectively improve propeller 2 propulsion capability,
And propulsive efficiency, and can effective energy-conservation 5%-10%.Simultaneously as propeller of the present invention 2 is designed using co-axial contra rotating propeller, make
Obtain of the invention in the case where required thrust is met, the diameter of blade 21 of its co-axial contra rotating propeller is less.So, ensureing to turning spiral shell
In the case that the lower end of rotation oar is substantially flush with the lower end of heavy lift carrier hull 1, the upper end of co-axial contra rotating propeller and the water surface in the present invention
It is in larger distance, so as to ensure that propeller of the present invention 2 can be immersed at 2.5m～5m under water, relative to the depth of immersion of prior art blade 21
1 meter can be increased.In addition, co-axial contra rotating propeller can also effectively improve it and cutting ice ability, cutting ice efficiency, the broken of the present invention is further improved
Ice efficiency.
Meanwhile, the material of blade 21 of propeller of the present invention 2 is rustless steel.In addition, the present invention has been also carried out adding to blade 21
Thickness is processed.Rustless steel blade is higher by much than conventional bronze material blade hardness and intensity.So, thicken rustless steel blade 21 to have
The ability that standby continuous running smashes in ice cube, snow drift, and the of short duration shock ice cube of the bronze blade of Conventional Ship will be destroyed and made
Into bringing to, so as to the use for ensureing the present invention is effective, the life-span is longer.
Shown as shown in Figure 1, Figure 3 and Figure 4, propeller 2 is connected by drive mechanism 3 with power set 4 in the present invention, and dynamic
Power apparatus 4 are arranged on inside heavy lift carrier hull 1.Power set 4 are arranged on inside heavy lift carrier hull 1 in the present invention, are easy to dynamic
Power apparatus 4 are controlled and safeguard.Drive mechanism 3 includes power transmission shaft 31 and gear assembly 32, wherein tooth in the present embodiment
The part of wheel assembly 32 is located in heavy lift carrier hull 1, is partly located at outside heavy lift carrier hull 1.All-gear drive in the application is improved
Reliability, and reduce cost.As shown in Figure 7 and Figure 8, it is provided with affixed with heavy lift carrier hull 1 outer outside gear assembly 32
Shell 33.In addition, in the present embodiment propeller 2 also include be located at two groups of blades 21 between to rotating disk reduction box 24, Yi Jiyu
The body of full circle swinging under water 25 that rotating disk reduction box 24 is connected.
As shown in Fig. 1 and Fig. 3 to Fig. 6, propeller 2 has multiple in the present invention, can effectively be strengthened using multiple propellers 2
Propulsion capability to heavy lift carrier hull 1.Wherein, at least one propeller 2 is connected by drive mechanism 3 with main power plant 41
Connect；At least one propeller 2 is connected by drive mechanism 3 with auxiliary power unit 42；And main power plant 41 and auxiliary are dynamic
Power apparatus 42 are respectively adopted the different energy, the i.e. present invention and adopt hybrid power.When using can according to need travel situations adjust phase
The power set 4 answered, so as to ensure that the present invention has more preferable energy-saving effect.Meanwhile, main power plant 41 is in the present embodiment
Diesel engine；Auxiliary power unit 42 is motor.
As shown in Figures 3 to 6, propeller 2 has 3 in the present embodiment；Wherein, 1 propeller 2 be main thruster 22 and
Positioned at the middle part of stern lower end, the main thruster 22 is connected with main power plant 41, and two other propeller 2 is auxiliary propulsion
Device 23 and respectively positioned at the both sides of stern lower end, two auxiliary propellers 23 are connected respectively with two auxiliary power units 42.
When in use, the angle of above-mentioned 3 propellers 2 can be respectively controlled, to heavy lift carrier hull 1 to provide corresponding motive force respectively,
So that the present invention's is handling more preferable.
As shown in figures 1 and 3, bow both sides are provided with bow side and push away 5 in the present embodiment, to strengthen integrated pushing energy of the present invention
Power and stationkeeping ability.Simultaneously as bow of the present invention is designed using energy-saving big bulb bow 12, using bow as front inlet side
During navigation, not only with good wave dissipation effect, and energy-saving effect；Meanwhile, the underwater heavy lift carrier hull 1 of its bow is satisfied
Full, i.e., inner space is larger, is easy to said one or multiple bow sides to push away 5 arrangement, and this kind of structure cause its bow buoyancy foot,
Floading condition is good, increased safety.And traditional bow ice breaker, it is to obtain the middle buttocks L with pressure ice action, prune ball nose
Bow 12 and bulk underwater buoyant body are accumulated, and cause bow side to push away 5 grade equipment difficult arrangements, and the loss of stem buoyancy is big, and ship entirety floading condition is matched somebody with somebody
Flat difficulty, brings certain risk.
In addition, reinforcement structure is provided with corresponding to the portion 11 that opens ice inside heavy lift carrier hull 1 in the present invention, to strengthen stern
Intensity, it is ensured that service life of the present invention is longer.Reinforcement structure includes the reinforcement of the laterally spaced distribution of polylith in the present embodiment
Steel plate, spacing distance is 600mm, and the height for strengthening steel plate is 1000mm or so.Afterbody opens ice reinforcement structure can be in original hull
Moderately increase scantling in structure and arrangement is formed, compare with the reinforcement structure that opens ice is arranged in bow, the rolled steel dosage of increase
Much smaller with construction volume, this is also one of advantage of the present invention.
Green energy conservation tail of the present invention opens ice type multipurpose heavy lift carrier, i.e., a kind of novel ship, and its bow adopts above-mentioned ball nose
Bow 12 is designed, and its stern is located at the portion of opening ice 11；Can be changed using the energy-saving direction of propulsion to turning oar all-direction propeller simultaneously
The characteristics of change so that it can normally be used in normal season as heavy lift carrier；And in the case where the water surface freezes, but also as
Ice breaker is used.And the overall more conventional scissors-type ice breaker of energy that opens ice of the present invention has obvious advantage.Ball nose in the present invention
Compared with scissors-type bow, area and buoyancy increase many to type bow under waterline, can easily arrange various equipment.The present invention
The aspect such as cargo dead-weight, multifunctional equipment arrangement, buoyancy reserve and safety and existing shears head open ice heavy lift carrier compared it is bright
Aobvious advantage.
Bow side pushes away 5 power and selects 600KW in this example；The power of main power plant 41 selects 2720KW；Two auxiliary
The power of power set 42 selects 1000KW.Because 3 propellers 2 of the present invention are all-direction propeller, 5 can be pushed away with reference to bow side
Comprehensive positioning power is provided, so that the stationkeeping ability of the present invention is higher by much than common heavy lift carrier, higher positioning energy is obtained
Power labelling, is commercially more easy to contract business acquisition more high charge.Simultaneously because whole thrusts to be full circle swinging omnidirectional controllable, break
Ice operation is more flexible, when ice sheet is relatively thin, directly oblique can drive into, once outputs the navigation channels many more than this ship beam.
When ice sheet is thicker, can continue low speed and open ice continuously to press ice mode to drive into using total power.In addition, the present invention possesses good
Dynamic positioning ability can provide cargo service for the special type facility such as oil platform, obtain compared with high repayment.Main generating in the present embodiment
Machine is three groups, for providing electric power to auxiliary power unit 42.And every group of main generator power is 1200KW, with two for one.This
The Motor drive that auxiliary power unit 42 is adopted in application has moment of torsion big, and response is fast, access power supply it is various the characteristics of；Possess and add
Upgrade to the ability of more energy efficient " hybrid (mixing) " bavin electricity accumulating energy-saving propulsion system after the electrical storage devices such as holding storage battery group；
Upgrading potentiality are big.
As depicted in figs. 1 and 2, this ship maintains the arrangement and various functions of standard multi-purpose heavy lift carrier.In the present embodiment
The first cargo hold 13, the second cargo hold 14 and the 3rd cargo hold 15 are sequentially provided with heavy lift carrier hull 1 along the cephalocaudal direction.And heavy lift carrier
Two crane capacities are also equipped with hull 1 and hang 16 again for 28m*30t.Two hang again 16 be separately mounted to the first cargo hold 13 with
The junction of the second cargo hold 14 and the junction of the second cargo hold 14 and the 3rd cargo hold 15.Meanwhile, it is provided with the second cargo hold 14
The hatch 141 of 36m*19.7m, in order to hoisting large-size equipment, material.
The present embodiment Green energy-conservation tail opens ice type multipurpose heavy lift carrier and opens ice 16500 tons of DWT of type for a kind of color energy-conservation tail
Multipurpose heavy lift carrier, and with advantages below：
1st, winter can independently plough the ice transport goods, save huge ice breaker service fee.So that general ice-bound
The big drop of the common shipping cost of serving in sea area, and make efficiently, on schedule, the commerce services of large conveying quantity become a reality.
2nd, as the heavy hoisting ship with powerful autonomous ice-breaking capacity, with the ability for providing emergency guarantee, can be used as political affairs
The emergent strength of mansion department.Because when extremely freeze-up situation occurs, the limited ice breaker of China's on-hand quantity is substantially powerless should
Pay.
3rd, the application new herbicide adopt big bulbous bow, normally forward direction can drive in spring and autumn three quarters, Bulb bows with cut
Knife prime minister ratio can save main engine power more than 3%, while using the design of co-axial contra rotating propeller, can effectively improve pushing away for propeller 2
Enter ability and propulsive efficiency, and can effective energy-conservation 5%-10%.Whole energy effect is significant.
4th, bulbous bow and shears prime minister ratio, area and buoyancy increase many under waterline, can easily arrange various
Equipment.New herbicide is in the aspects such as cargo dead-weight, multifunctional equipment arrangement, buoyancy reserve and safety and existing shears head ice breaker ratios
Have a clear superiority.
5th, the ship profile of the afterbody that the application new herbicide passes through particular design, by the reinforcement internal structure that opens ice, from spy
Different all-rotation thrust unit, obtains more advanced icebreaking service mode.It is more first than existing shears broken under equal main engine power
Ice boat ice-breaking capacity is higher, and with more performance capacitys embacle, snow drift are for example crushed；Wave traveling and widen ice midchannel etc..
Open ice with conventional shears type head and compare energy-saving effect significantly, icebreaking service mode is more, ability is higher.
Therefore, this ship winter do not need ice breaker assist, can under the guidance of weather forecast, along frost sea area side
Edge, or along the Fairway navigation for having broken, when the ice pack that wind comes is met with, unlike Conventional Ship such as can only bring at the fallback
Help or make a return voyage, this ship can be ploughed the ice with stern ice breaking structure, navigation of directly opening ice in ice pack, therefore this ship is in ice
The reliability of area's execution shipping task, safety, economy are compared with common anti-ice ship and are greatly improved.
In sum, the present invention effectively overcomes various shortcoming of the prior art and has high industrial utilization.
The principle and its effect of above-described embodiment only illustrative present invention, it is of the invention not for limiting.It is any ripe
Know the personage of this technology all can carry out modifications and changes under the spirit and the scope without prejudice to the present invention to above-described embodiment.Cause
This, such as those of ordinary skill in the art is complete with institute under technological thought without departing from disclosed spirit
Into all equivalent modifications or change, should by the present invention claim be covered.
Claims (13)
1. a kind of green energy conservation tail opens ice type multipurpose heavy lift carrier, including heavy lift carrier hull (1) and installed in heavy lift carrier hull (1)
On propeller (2), it is characterised in that：The stern of the heavy lift carrier hull (1) sets the portion of opening ice (11), and the portion that opens ice (11) is used
In leaning with ice sheet and crush ice sheet；The propeller (2) can drive heavy lift carrier hull (1) to stern direction running, and institute
State stern of the propeller (2) installed in heavy lift carrier hull (1).
2. according to claim 1 green energy conservation tail opens ice type multipurpose heavy lift carrier, it is characterised in that：The propeller (2)
For all-direction propeller.
3. green energy conservation tail according to claim 1 or claim 2 opens ice type multipurpose heavy lift carrier, it is characterised in that：The propeller
(2) it is full circle swinging propeller.
4. according to claim 1 green energy conservation tail opens ice type multipurpose heavy lift carrier, it is characterised in that：The heavy lift carrier hull
(1) bow is provided with bulb bow (12).
5. according to claim 1 green energy conservation tail opens ice type multipurpose heavy lift carrier, it is characterised in that：The propeller (2)
For co-axial contra rotating propeller, the propeller (2) includes the two groups of oppositely oriented and corresponding blade in positions (21).
6. according to claim 1 green energy conservation tail opens ice type multipurpose heavy lift carrier, it is characterised in that：The propeller (2)
Blade (21) material be rustless steel.
7. according to claim 1 green energy conservation tail opens ice type multipurpose heavy lift carrier, it is characterised in that：The propeller (2)
It is connected with power set (4) by drive mechanism (3), the power set (4) are internal installed in heavy lift carrier hull (1).
8. the green energy conservation tail according to claim 1 or 7 opens ice type multipurpose heavy lift carrier, it is characterised in that：The propeller
(2) have multiple；At least one propeller (2) is connected by drive mechanism (3) with main power plant (41)；At least one propulsion
Device (2) is connected by drive mechanism (3) with auxiliary power unit (42)；The main power plant (41) and auxiliary power unit
(42) the different energy are respectively adopted.
9. according to claim 8 green energy conservation tail opens ice type multipurpose heavy lift carrier, it is characterised in that：The main power plant
(41) it is diesel engine；The auxiliary power unit is motor.
10. according to claim 1 green energy conservation tail opens ice type multipurpose heavy lift carrier, it is characterised in that：The portion that opens ice
(11) it is in expanded configuration from center to both sides.
11. according to claim 1 green energy conservation tail open ice type multipurpose heavy lift carrier, it is characterised in that：The portion that opens ice
(11) middle buttocks L and angle α≤45 ° of the water surface.
The 12. green energy conservation tails according to claim 11 open ice type multipurpose heavy lift carrier, it is characterised in that：The portion that opens ice
(11) middle buttocks L and angle α=25 ° of the water surface.
13. according to claim 1 green energy conservation tail open ice type multipurpose heavy lift carrier, it is characterised in that：The propeller (2)
At the 2.5m～5m of water surface lower section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710056029.5A CN106585885A (en) | 2017-01-25 | 2017-01-25 | Environmental-friendly and energy-saving tail icebreaking type multipurpose heavy lift carrier |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710056029.5A CN106585885A (en) | 2017-01-25 | 2017-01-25 | Environmental-friendly and energy-saving tail icebreaking type multipurpose heavy lift carrier |
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| CN106585885A true CN106585885A (en) | 2017-04-26 |
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ID=58586201
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710056029.5A Pending CN106585885A (en) | 2017-01-25 | 2017-01-25 | Environmental-friendly and energy-saving tail icebreaking type multipurpose heavy lift carrier |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109050809A (en) * | 2018-09-01 | 2018-12-21 | 哈尔滨工程大学 | A kind of self-rolling wave type icebreaker for making wave ice-breaking |
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Application publication date: 20170426 |