CN117963122A - Composite wing type sail - Google Patents
Composite wing type sail Download PDFInfo
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- CN117963122A CN117963122A CN202410140049.0A CN202410140049A CN117963122A CN 117963122 A CN117963122 A CN 117963122A CN 202410140049 A CN202410140049 A CN 202410140049A CN 117963122 A CN117963122 A CN 117963122A
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
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Abstract
The invention relates to the technical field of ships and discloses a composite wing-shaped sail which comprises a supporting component, a rotary drum sail and a wing-shaped sail, wherein the rotary drum wind sail coat is arranged on the outer side of the supporting component and can rotate around the supporting component; the wing type sail comprises a slat and a flap, wherein the slat and the flap are respectively arranged at the front end and the rear end of the rotary drum sail and are both in rotary connection with the supporting component, the slat is a windward wing sail, and the flap is a wind removal wing sail. The composite wing-shaped sail combines the rotary drum sail and the wing-shaped sail, the slat and the flap of the wing-shaped sail are respectively arranged at the front end and the rear end of the rotary drum sail and are rotationally connected with the supporting component, the slat is an windward wing sail, the flap is a wind-removing wing sail, partial thrust is respectively provided by the rotary drum sail and the wing-shaped sail, meanwhile, the wing-shaped sail can recover the wake vortex energy of the rotary drum sail, the efficiency of the wing-shaped sail and the wing-shaped sail is improved, and the wind energy utilization rate is improved.
Description
Technical Field
The invention relates to the technical field of ships, in particular to a composite airfoil-shaped sail.
Background
The sail of the ship generally adopts a rotary drum sail or an airfoil sail, the principle of the rotary drum sail is a magnus effect, and the rotary drum sail generates annular quantity through rotation of the rotary drum sail and provides thrust; while airfoil sails utilize the airfoil shape to create an annulus that provides thrust. The rotary drum sail has the problems of vortex shedding, wake energy loss, obvious vibration noise and the like; the wing-shaped sail has the advantages of large dead zone, complex control, complex structure, high cost, lower wind energy utilization rate and limited provided lift force. Therefore, there is a need to design a composite airfoil sail to address the above-described issues.
Disclosure of Invention
The invention aims to provide a composite wing-shaped sail, which solves the problems of vortex shedding, wake flow energy loss, obvious vibration noise and the like of the conventional rotary drum sail; the wing-shaped sail has the technical problems of large dead zone, complicated control, complex structure, high cost, lower wind energy utilization rate and limited provided lift force.
To achieve the purpose, the invention adopts the following technical scheme:
the present invention provides a composite airfoil sail comprising:
A support assembly;
a rotor sail, the rotor wind sail coat being disposed outside the support assembly and being rotatable about the support assembly;
The wing-shaped wind sail comprises a slat and a flap, wherein the slat and the flap are respectively arranged at the front end and the rear end of the rotary drum wind sail and are both in rotary connection with the supporting component, the slat is a windward wing sail, and the flap is a wind-removal wing sail.
The composite wing-shaped sail combines the rotary drum sail and the wing-shaped sail, the slat and the flap of the wing-shaped sail are respectively arranged at the front end and the rear end of the rotary drum sail and are rotationally connected with the supporting component, the slat is an windward wing sail, the flap is a wind-removing wing sail, partial thrust is respectively provided by the rotary drum sail and the wing-shaped sail, meanwhile, the wing-shaped sail can recover the wake vortex energy of the rotary drum sail, the efficiency of the wing-shaped sail and the wing-shaped sail is improved, and the wind energy utilization rate is improved.
As a preferable scheme of the composite airfoil type sail, the supporting component, the rotary drum sail and the airfoil type sail are all telescopic structures.
The structure is a telescopic structure, and when the ship passes through a height limiting bridge or stops working and overhauling, the height of the composite wing-shaped sail can be adjusted to meet different scene demands.
As a preferable scheme of the composite airfoil-shaped sail, the support assembly and the airfoil-shaped sail are internally provided with telescopic driving devices.
The support assembly and the wing-shaped sail are internally provided with telescopic driving devices, the telescopic driving devices are used for realizing the respective telescopic driving of each part of structure, and the telescopic driving devices are arranged in each part and have no influence on aerodynamic force.
As a preferred embodiment of the composite airfoil sail, the support assembly includes:
A base;
The telescopic support comprises a base, a telescopic support cylinder, a rotary drum sail, an airfoil sail and a telescopic drive device, wherein the base is arranged on the base, the telescopic support cylinder is arranged at the bottom end of the telescopic support cylinder, the telescopic support cylinder can axially stretch and retract, the telescopic drive device is used for driving the telescopic support cylinder to stretch and retract, the rotary drum sail and the airfoil sail are both connected with the telescopic support cylinder in a rotating mode.
The supporting telescopic cylinder of the supporting component is of a telescopic structure so as to realize the telescopic operation of the rotary drum sail and the wing-shaped sail.
As a preferred embodiment of the above composite airfoil sail, the slat includes:
the telescopic slat sleeve structure comprises a plurality of sections of slat sleeve structures which are sequentially connected in a telescopic manner;
The slat shaft is a telescopic shaft, a telescopic driving device used for driving the slat shaft to stretch and retract is arranged in the slat shaft, the slat shaft penetrates through the telescopic slat sleeve structures and is connected with each slat sleeve structure, and two ends of the slat shaft are rotatably connected with the supporting telescopic cylinder.
The telescopic structure of the multi-section slat sleeve can be realized, and the telescopic structure is simple in structure and flexible to control.
As a preferred embodiment of the above composite airfoil sail, the flap comprises:
the telescopic flap sleeve structure comprises a plurality of sections of flap sleeve structures which are sequentially connected in a telescopic manner;
The flap shaft is a telescopic shaft, a telescopic driving device used for driving the flap shaft to stretch out and draw back is arranged in the flap shaft, the flap shaft is arranged in the telescopic flap sleeve structures in a penetrating mode and connected with the flap sleeve structures, and two ends of the flap shaft are rotatably connected with the supporting telescopic cylinders.
The flap structure can realize the expansion and contraction of the multi-section flap sleeve structure, and is simple in structure and flexible in control.
As a preferred embodiment of the above composite airfoil sails, the rotary drum sail comprises:
The telescopic sail sleeve structures comprise a plurality of sections of sequentially telescopic connected sail sleeve structures, the telescopic sail sleeve structures are sleeved on the outer sides of the supporting telescopic cylinders, and each of the telescopic sail sleeve structures is connected with the supporting telescopic cylinders.
The rotary drum sail can realize the expansion and contraction of a multi-section sail sleeve structure, and is simple in structure and flexible to control.
As a preferable scheme of the composite airfoil type sail, the tops of the slat and the flap are respectively connected with the supporting component in a rotating way through a top wing bracket;
The bottoms of the slat and the flap are respectively connected with the support component in a rotating way through a bottom wing bracket.
The arrangement of the top wing support and the bottom wing support can play a role in supporting the slat and the flap, and is convenient for realizing the rotary connection with the supporting component.
As a preferable scheme of the composite wing type sail, bearings are arranged between the top wing support and the bottom wing support and between the bottom wing support and the supporting component.
The arrangement of the bearing is convenient for realizing the rotation connection between the top wing support and the supporting component and between the bottom wing support and the supporting component, and reduces the abrasion among the top wing support, the bottom wing support and the supporting component.
As a preferred embodiment of the composite airfoil sail, the composite airfoil sail further includes:
A first rotational drive for driving the rotary drum sail to rotate about the support assembly;
A second rotational drive for driving the slat to rotate about the support assembly; and/or
And the third rotation driving device is used for driving the flap to rotate around the supporting assembly.
The rotary drum sail, the slat and the flap can be driven to rotate around the supporting component by the rotary driving device.
The invention has the beneficial effects that:
The composite wing-shaped sail provided by the invention combines the rotary drum sail and the wing-shaped sail, the slat and the flap of the wing-shaped sail are respectively arranged at the front end and the rear end of the rotary drum sail and are both in rotary connection with the supporting component, the slat is a windward wing sail, the flap is a wind removal wing sail, partial thrust is respectively provided by utilizing the rotary drum sail and the wing-shaped sail, meanwhile, the wing-shaped sail can recover wake vortex energy of the rotary drum sail, the efficiency of the rotary drum sail and the wing-shaped sail is improved, and the wind energy utilization rate is improved.
Drawings
FIG. 1 is a schematic view of the structure of a composite airfoil sail provided by the present invention;
FIG. 2 is a top view of a composite airfoil sail provided by the present invention;
FIG. 3 is an exploded view of the composite airfoil sail provided by the present invention.
In the figure:
1. A support assembly; 11. A base; 12. Supporting the telescopic cylinder;
2. a rotor sail; 21. a telescoping sail sleeve structure; 211. a sail sleeve structure;
3. An airfoil sail; 31. slats; 311. a telescoping slat sleeve structure; 3111. a slat sleeve structure; 32. a flap; 321. a telescoping flap sleeve structure; 3211. a flap sleeve structure;
41. A first top wing rest; 42. a first bottom wing bracket; 43. a second top wing rest; 44. a second bottom flap.
Detailed Description
The invention is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present invention are shown in the drawings.
In the description of the present invention, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.
The sail of the ship generally adopts a rotary drum sail or an airfoil sail, the principle of the rotary drum sail is a magnus effect, and the rotary drum sail generates annular quantity through rotation of the rotary drum sail and provides thrust; while airfoil sails utilize the airfoil shape to create an annulus that provides thrust. The rotary drum sail has the problems of vortex shedding, wake energy loss, obvious vibration noise and the like; the wing-shaped sail has the advantages of large dead zone, complex control, complex structure, high cost, lower wind energy utilization rate and limited provided lift force.
In order to solve the above problems, as shown in fig. 1-3, the present embodiment provides a composite airfoil type sail, which includes a support assembly 1, a rotary drum sail 2 and an airfoil type sail 3, wherein the rotary drum sail 2 is sleeved outside the support assembly 1 and can rotate around the support assembly 1; the wing type sail 3 comprises a slat 31 and a flap 32, the slat 31 and the flap 32 are respectively arranged at the front end and the rear end of the drum sail 2 and are both in rotary connection with the support assembly 1, the slat 31 is a windward wing sail, and the flap 32 is a despin wing sail.
The compound wing-shaped sail combines the rotary drum sail 2 and the wing-shaped sail 3, the slat 31 and the flap 32 of the wing-shaped sail 3 are respectively arranged at the front end and the rear end of the rotary drum sail 2 and are respectively connected with the supporting component 1 in a rotating way, the slat 31 is an windward wing sail, the flap 32 is a wind removal wing sail, partial thrust is respectively provided by utilizing the rotary drum sail 2 and the wing-shaped sail 3, meanwhile, the wing-shaped sail 3 can recover the wake vortex energy of the rotary drum sail 2, the efficiency of the rotary drum sail 2 and the wing-shaped sail are respectively improved, the wind energy utilization rate is improved, and the defects existing in the independent arrangement of the rotary drum sail 2 or the independent arrangement of the wing-shaped sail 3 are overcome.
Optionally, the supporting component 1, the rotary drum sail 2 and the wing-shaped sail 3 are all telescopic structures, and when the ship passes through a height limiting bridge or stops working and overhauling, the height of the composite wing-shaped sail can be adjusted to meet different scene requirements.
Optionally, the support assembly 1 and the wing sail 3 are both internally provided with telescopic driving devices, the telescopic driving devices are used for realizing the respective telescopic driving of each part of structure, and the telescopic driving devices are arranged in each part and have no influence on aerodynamic force.
Specifically, as shown in fig. 3, the support assembly 1 includes a base 11 and a support telescopic cylinder 12, the bottom end of the support telescopic cylinder 12 is disposed on the base 11, the support telescopic cylinder 12 can stretch along the axial direction thereof, a telescopic driving device for driving the support telescopic cylinder 12 to stretch is disposed in the support telescopic cylinder 12, and the rotary drum sail 2 and the wing type sail 3 are both rotationally connected with the support telescopic cylinder 12. The support telescopic cylinder 12 of the support assembly 1 is of a telescopic structure so as to realize the telescopic operation of the rotary drum sail 2 and the wing type sail 3.
In this embodiment, the base 11 is a high strength steel structure, the size is 8mx8mx1.5m, the connection form between the base 11 and the ship body is welding, the base 11 is internally provided with a reinforcing structure, the base 11 is provided with an opening, and maintenance personnel can conveniently enter the base 11 for internal installation and maintenance through the opening. The distribution box is mounted in the base 11.
In this embodiment, the supporting telescopic cylinder 12 is configured as a three-section structure, the supporting telescopic cylinder 12 is made of a high-strength steel material, the diameter of the supporting telescopic cylinder 12 is 4m, the height is 37m, and the bottom of the supporting telescopic cylinder 12 is welded and fixed on the base 11. Each section of support telescopic cylinder 12 is internally provided with a telescopic driving device, and can drive the support telescopic cylinder 12 in a telescopic manner in a segmented manner, so that the control is flexible.
Alternatively, as shown in fig. 3, the rotary drum sail 2 includes a telescopic sail sleeve structure 21, the telescopic sail sleeve structure 21 includes a plurality of sections of sequentially telescopically connected sail sleeve structures 211, the telescopic sail sleeve structure 21 is sleeved on the outer side of the supporting telescopic cylinder 12, and each sail sleeve structure 211 is connected with the supporting telescopic cylinder 12 through a bearing. The rotary drum sail 2 can drive the telescopic operation of the multi-section sail sleeve structure 211 by supporting the telescopic operation of the telescopic cylinder 12, and has simple structure and flexible control. In this embodiment, the rotary drum sail 2 has a three-stage structure.
In the embodiment, the diameter of the rotary drum sail 2 is 5m, the height is 35m, and the material is a high-strength composite material, so that the structural weight can be reduced, and the energy consumption can be reduced. The rotary drum sail 2 is installed outside the support telescopic cylinder 12 at a distance of 0.5m from the outer wall of the support telescopic cylinder 12, and friction can be prevented.
Alternatively, the rotary drum sail 2 is driven to rotate by a first rotation driving means installed at the outer wall of the bottom of the support telescoping cylinder 12, lowering the center of gravity of the support telescoping cylinder 12. In this embodiment, the first rotation driving device includes a driving motor, a driving gear and a driven gear, where the driving motor and the driving gear are disposed on an outer wall of the supporting telescopic cylinder 12, the driven gear is disposed on an inner wall of the rotary drum sail 2, and the driven gear is meshed with the driving gear, and drives the driving gear to rotate through the driving motor so as to drive the driven gear to rotate, thereby driving the rotary drum sail 2 to rotate. The rotating speed interval of the rotary drum sail 2 is designed to be 0-180rpm, the rotary drum sail 2 automatically adjusts the rotating speed to turn according to the wind speed and the wind direction, so that the thrust is maximized, and when severe weather is met, the rotary drum sail 2 can be stopped to rotate in an emergency. In other embodiments, the structure of the first rotation driving device is not limited to the above structure, as long as the rotation driving of the rotary sail 2 can be achieved.
Alternatively, the slat 31 is a windward wing sail mounted at the front end of the rotor sail 2, and is constructed as a skin rigid skeleton. The inside of the slat 31 is provided with a reinforcing structure, and the airfoil surface of the slat 31 is bonded with the reinforcing structure by using strong glue. The reinforcing structure includes, but is not limited to, reinforcing ribs disposed in a transverse direction and a longitudinal direction, and the specific structure of the reinforcing structure is not particularly limited as long as the reinforcing structure can effectively strengthen the slit wing 31. The height of the slat 31 is the same as the height of the rotary drum sail 2, the surface area of the slat 31 is about 360 square meters, the distance from the rotary drum sail 2 is 0.4m, and the velocity loop generated by rotation of the rotary drum sail 2 is not disturbed. The slat 31 can rotate 360 degrees around the supporting telescopic cylinder 12, and the attack angle can be changed according to the wind direction at any time, so that the maximum lift-drag ratio is provided.
Further, the slat 31 includes a telescopic slat sleeve structure 311 and a slat shaft, the telescopic slat sleeve structure 311 includes a plurality of sections of slat sleeve structures 3111 which are sequentially connected in a telescopic manner; the slat shaft is a telescopic shaft, the sections of the telescopic shaft are connected by upper and lower bearings, the slat shaft is arranged in the telescopic slat sleeve structure 311 in a penetrating manner and is connected with each slat sleeve structure 3111, two ends of the slat shaft are rotatably connected to the supporting component 1, and a telescopic driving device for driving the telescopic shaft to stretch out and draw back is arranged in the telescopic shaft. The slat 31 can be extended and contracted by a multi-section slat sleeve structure 3111, and has a simple structure and flexible control. In this embodiment, the slat shaft and the telescopic slat sleeve structure 311 are all configured as a three-segment structure, and a group of telescopic driving devices are all disposed in each segment of slat shaft, so that the slat shaft and the telescopic slat sleeve structure 311 can be driven in a telescopic manner in a segmented manner, and the control is flexible.
Alternatively, the flap 32 is a desuperheating wing sail mounted at the rear end of the rotor sail 2, and is constructed as a skin rigid skeleton. The flap 32 has the same height as the rotor sail 2 and a surface area of about 760 square meters, and is spaced from the rotor sail 2 by a distance of 0.4m without interfering with the speed loop created by the rotation of the rotor sail 2. The flap 32 can rotate 360 degrees around the supporting telescopic cylinder 12, the angle can be changed at any time according to the wind direction, the flap 32 and the slat 31 jointly move, the optimal angle is kept, the maximum lift-drag ratio is provided, vortex shedding is reduced, wake vortex energy is recovered, and the sail efficiency is improved.
Further, the flap 32 comprises a telescopic flap sleeve structure 321 and a flap shaft, and the telescopic flap sleeve structure 321 comprises a plurality of sections of flap sleeve structures 3211 which are sequentially connected in a telescopic manner; the flap shaft is a telescopic shaft, a telescopic driving device for driving the flap shaft to stretch out and draw back is arranged in the flap shaft, the flap shaft penetrates through the telescopic flap sleeve structures 321 and is connected with each flap sleeve structure 3211, and two ends of the flap shaft are rotatably connected with the supporting component 1. The flap 32 structure can realize the expansion and contraction of the multi-section flap sleeve structure 3211, and is simple in structure and flexible to control. In this embodiment, flexible flap sleeve structure 321 and flap axle all set up to the syllogic structure, all are provided with a set of flexible drive arrangement in every section flap axle to can stretch out and draw back the drive to flexible flap sleeve structure 321 and flap axle by the segmentation, control is comparatively nimble.
In this embodiment, the support assembly 1, the rotary drum sail 2 and the wing type sail 3 are all of a three-section structure, and have a telescopic function, and the maximum telescopic height is 20m. When the ship passes through the height limiting bridge or stops working and overhauling, the sail is shortened from the original three sections, and when the ship works, the sail stretches up to the designed height, and can stretch up layer by layer according to the set sequence, so that the clamping situation is avoided. In other embodiments, the support assembly 1, the rotary drum sail 2 and the wing type sail 3 are not limited to the three-stage structure, but may be a two-stage, four-stage or more-stage structure, and are not particularly limited herein.
Optionally, the supporting component 1, the rotary drum sail 2 and the wing-shaped sail 3 are all three-section structures, and telescopic driving devices are arranged in each section structure of the supporting component 1 and the wing-shaped sail 3, namely, a group of telescopic driving devices are arranged in each structure of each layer of composite wing-shaped sail, so that each layer can move independently, and can also rise up layer by layer according to a program. In this embodiment, the composite airfoil sail is provided with 9 sets of telescoping drive arrangements. Specifically, the specific structure of the telescopic driving device belongs to the prior art, and is not described herein.
Optionally, the tops of the slat 31 and flap 32 are rotatably connected to the support assembly 1 by a top flap carrier, respectively; the bottoms of the slat 31 and flap 32 are rotatably connected to the support assembly 1 by a bottom bracket, respectively. The arrangement of the top and bottom brackets provides a bearing for the slot wing 31 and the flap 32 and also facilitates the rotational connection to the support assembly 1.
Further, bearings are provided between the top and bottom brackets and the support assembly 1. The arrangement of the bearing is convenient for realizing the rotation connection between the top wing support and the supporting component 1 and between the bottom wing support and the supporting component 1, and reduces the abrasion among the top wing support, the bottom wing support and the supporting component 1. In the embodiment, the top wing support is connected with the supporting component 1 by a common bearing and can rotate freely, so as to play a role in supporting stress; the bottom wing support is connected with the supporting component 1 through a special bearing, can rotate freely and bear the dead weight of the slat 31, the flap 32 and the rotary drum sail 2.
Specifically, the top of the slat 31 is rotatably connected with the support assembly 1 through a first top wing bracket 41, and the bottom of the slat 31 is rotatably connected with the support assembly 1 through a first bottom wing bracket 42, specifically, two ends of a slat shaft of the slat 31 are respectively welded with the first top wing bracket 41 and the first bottom wing bracket 42. The top of the flap 32 is rotatably connected to the support assembly 1 by a second top wing rest 43, and the bottom of the flap 32 is rotatably connected to the support assembly 1 by a second bottom wing rest 44, specifically, both ends of the flap shaft of the flap 32 are welded to the second top wing rest 43 and the second bottom wing rest 44, respectively. Bearings are provided between the first top wing rest 41, the second top wing rest 43, the first bottom wing rest 42 and the second bottom wing rest 44 and the support assembly 1.
Optionally, the composite airfoil sail further includes a second rotary driving device and a third rotary driving device, the second rotary driving device is used for driving the slat 31 to rotate, and the second rotary driving device is installed in the first bottom wing bracket 42, so that the gravity center of the composite airfoil sail can be reduced, and the influence on ship stability is reduced. The third rotary driving device is used for driving the flap 32 to rotate around the supporting component 1, and is arranged in the second bottom wing bracket 44, so that the gravity center of the composite wing type sail can be lowered, and the influence on ship stability is reduced.
It should be noted that: the second rotation driving device and the third rotation driving device may be in a gear transmission manner, a belt transmission manner, or the like, so long as the rotation driving of the slat 31 and the flap 32 can be realized, and the description thereof will not be repeated.
The composite wing-shaped sail has two working modes, when the wind goes down, the wind is switched into a fixed wing sail mode, the rotary drum sail 2 is fixed, the wing-shaped sail 3 is also fixed, the energy is saved, the thrust is provided, and the wind-driven rotary drum sail has more advantages compared with the traditional rotary drum sail. When wind comes sideways, the rotary wing sail mode is switched, and the rotary drum sail 2 and the wing-shaped sail 3 can rotate to adapt to wind direction and improve thrust.
The composite wing-shaped sail combines the principles of the rotary drum sail 2 and the wing-shaped sail 3, combines two kinds of sail structures, has two kinds of sail functions, and realizes three modes (two working modes and a telescopic driving mode); compared with the traditional rotary drum sail, the flap 32 inhibits vortex shedding of the tail part of the rotary drum sail 2, recovers vortex energy of the tail part of the rotary drum sail 2, reduces vibration noise of the sail, and overcomes the defects of the downwind condition due to the fixed wing sail mode; the rotary drum sail 2 plays a role in lifting the pressure difference between two ends of the wing-shaped sail 3, so that the lift force of the sail is improved; the rotary wing sail mode increases the lift of the wind sail and increases the stall angle of the wing sail.
According to the real-time wind speed and direction, the attack angle and the working mode of the wing-shaped sail 3 are automatically changed, the rotating speed of the rotary drum sail 2 is automatically changed, the linkage of the slat 31 and the flap 32 is realized by the second rotating driving device and the third rotating driving device, and the setting of the telescopic driving device realizes the one-key telescopic function.
The composite airfoil type sail improves the wind energy utilization rate, further reduces the fuel consumption of a ship main engine, and reduces the emission of nitride and carbon dioxide.
It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the invention. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (10)
1. The compound airfoil sail, its characterized in that includes:
A support assembly (1);
the rotary drum sail (2) is sleeved outside the supporting component (1) and can rotate around the supporting component (1);
wing section sail (3), including slat (31) and flap (32), slat (31) with flap (32) set up respectively in rotary drum sail (2) front end and rear end, and all with supporting component (1) rotate and be connected, slat (31) are the wing sail that meets the wind, flap (32) are the wing sail that removes.
2. The composite airfoil sail according to claim 1, characterized in that the support assembly (1), the rotor sail (2) and the airfoil sail (3) are all telescopic structures.
3. Composite airfoil sail according to claim 2, characterized in that the support assembly (1) and the airfoil sail (3) are each provided with telescopic drive means.
4. A composite airfoil sail according to claim 3, wherein the support assembly (1) comprises:
A base (11);
Support flexible section of thick bamboo (12), support flexible section of thick bamboo (12) bottom set up in base (11), support flexible section of thick bamboo (12) can be along its axial extension, be used for the drive support flexible section of thick bamboo (12) flexible drive arrangement set up in support flexible section of thick bamboo (12), rotary drum sail (2) wing section of thick bamboo (3) all with support flexible section of thick bamboo (12) rotation connection.
5. The composite airfoil sail according to claim 4, wherein the slat (31) includes:
a telescopic slat sleeve structure (311) comprising a plurality of sections of sequentially telescopically connected slat sleeve structures (3111);
The slat shaft is a telescopic shaft, a telescopic driving device for driving the slat shaft to stretch and retract is arranged in the slat shaft, the slat shaft is arranged in the telescopic slat sleeve structure (311) in a penetrating way and is connected with each slat sleeve structure (3111), and two ends of the slat shaft are rotatably connected with the supporting telescopic cylinder (12).
6. The composite airfoil sail according to claim 4, wherein the flap (32) includes:
the telescopic flap sleeve structure (321) comprises a plurality of sections of flap sleeve structures (3211) which are sequentially connected in a telescopic manner;
the flap shaft is a telescopic shaft, a telescopic driving device used for driving the flap shaft to stretch out and draw back is arranged in the flap shaft, the flap shaft is arranged in the telescopic flap sleeve structures (321) in a penetrating mode and is connected with each flap sleeve structure (3211), and two ends of the flap shaft are rotatably connected with the supporting telescopic cylinder (12).
7. The composite airfoil sail according to claim 4, wherein the rotary drum sail (2) includes:
the telescopic sail sleeve structure (21) comprises a plurality of sections of sequentially telescopic connected sail sleeve structures (211), the telescopic sail sleeve structures (21) are sleeved on the outer sides of the supporting telescopic cylinders (12), and the telescopic sail sleeve structures (211) are connected with the supporting telescopic cylinders (12).
8. A composite airfoil sail according to any of claims 1-7, characterized in that the tops of the slats (31) and flaps (32) are respectively rotatably connected to the support assembly (1) by a top foil carrier;
the bottoms of the slat (31) and the flap (32) are respectively connected with the support component (1) in a rotating way through a bottom wing bracket.
9. The composite airfoil sail according to claim 8, wherein bearings are provided between the top and bottom brackets and the support assembly (1).
10. The composite airfoil sail of any of claims 1-7, further comprising:
A first rotation driving device for driving the rotary drum sail (2) to rotate around the support assembly (1);
-a second rotary drive for driving rotation of the slat (31) about the support assembly (1); and/or
And a third rotation driving device for driving the flap (32) to rotate around the support assembly (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410140049.0A CN117963122A (en) | 2024-02-01 | 2024-02-01 | Composite wing type sail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410140049.0A CN117963122A (en) | 2024-02-01 | 2024-02-01 | Composite wing type sail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117963122A true CN117963122A (en) | 2024-05-03 |
Family
ID=90864331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410140049.0A Pending CN117963122A (en) | 2024-02-01 | 2024-02-01 | Composite wing type sail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117963122A (en) |
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2024
- 2024-02-01 CN CN202410140049.0A patent/CN117963122A/en active Pending
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