CN112910173B

CN112910173B - Power generation facility and boats and ships for boats and ships

Info

Publication number: CN112910173B
Application number: CN202110128136.0A
Authority: CN
Inventors: 章柯; 董旭静
Original assignee: Guangzhou Shipyard International Co Ltd
Current assignee: Guangzhou Shipyard International Co Ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2022-08-02
Anticipated expiration: 2041-01-29
Also published as: CN112910173A

Abstract

The invention provides a ship power generation device and a ship, wherein the ship power generation device comprises a coil, a stator, a rotor and a rotor sail, the rotor comprises a first magnetic pole, the stator comprises a second magnetic pole, and the coil is positioned between the first magnetic pole and the second magnetic pole; the coil is fixedly connected with the stator, the rotor can rotate relative to the stator, the rotor sail is fixedly connected with the rotor, and external fluid drives the rotor sail to rotate so as to drive the rotor to rotate; the power generation device also comprises a current output device which is electrically connected with the coil; the power generation device for the ship and the ship drive the rotor to rotate through the speed of the circular motion of fluid particles, so that the purposes of power generation, energy conservation, rectification and shock absorption are achieved.

Description

Power generation facility and boats and ships for boats and ships

Technical Field

The invention relates to the field of ship manufacturing, in particular to a power generation device for a ship and the ship.

Background

The existing ship is generally pushed to advance by a propeller positioned at the stern, snail outflow caused by the rotation of the ship propeller advances forwards by pushing of the snail outflow.

If there is a rudder behind the propeller or close to the hull surface, this can cause the rudder or hull surface to be subjected to cyclic stresses, resulting in dynamic excitation. Meanwhile, no matter whether a rudder is arranged behind or close to the surface of a ship body, according to the momentum conservation law, only motion towards the stern in the motion direction of the fluid particles plays a role in pushing the ship to advance, and the motion of the fluid particles along the circumferential direction is energy dissipation, so that energy waste is caused.

Disclosure of Invention

Accordingly, it is necessary to provide a power generation device for a ship and a ship, which can save power generation and reduce vibration by rectification.

In order to solve the technical problem, the invention provides a power generation device for a ship, which comprises a coil, a stator, a rotor and a rotor sail, wherein the rotor comprises a first magnetic pole, the stator comprises a second magnetic pole, and the coil is positioned between the first magnetic pole and the second magnetic pole;

the coil is fixedly connected with the stator, the rotor can rotate relative to the stator, the rotor sail is fixedly connected with the rotor, and external fluid drives the rotor sail to rotate so as to drive the rotor to rotate;

the power generation device further comprises a current output device, and the current output device is electrically connected with the coil.

Preferably, the stator further comprises a stator guide shell, and the second magnetic pole is fixedly connected in the stator guide shell.

Preferably, the rotor further comprises a rotor guide shell, the first magnetic pole is fixedly connected in the rotor guide shell, and the rotor guide shell is rotatably connected with the stator guide shell.

Preferably, a guide slide rail is arranged on the stator guide shell, a guide groove is arranged on the rotor guide shell, the guide groove is matched with the guide slide rail, and the rotor guide shell moves along the extending direction of the guide slide rail.

Preferably, a bearing is disposed between the guide groove and the guide rail.

Preferably, the cross section of the combined stator and rotor is in a shuttle shape, and the connecting line of two tips of the shuttle shape is the central line of the cross section.

Preferably, the first magnetic pole, the coil and the second magnetic pole form a core power generation structure of the power generation device, the core power generation structure includes a first side portion, a second side portion and a middle portion, the first side portion, the second side portion and the middle portion are connected with each other, the first side portion and the second side portion are located at two ends of the middle portion, and the first side portion and the second side portion are bent toward the direction of the first magnetic pole relative to the middle portion.

Preferably, the stator, the coil and the rotor are all annular, the stator, the coil and the rotor are concentric circles, the stator is located on an outer ring of the power generation device, the rotor is located on an inner ring of the power generation device, and the coil is located between the stator and the rotor; the rotor is fixedly connected with a plurality of rotor sails, and the free ends of the rotor sails face to the central axis of the power generation device.

The invention also provides a ship, which comprises a ship body, a propeller and the ship power generation device, wherein the propeller is connected with the ship body, the ship power generation device is also connected with the ship body, and the propeller is positioned between the ship body and the ship power generation device.

Preferably, the ship further comprises a bracket for fixing the power generation device for the ship, the power generation device for the ship is coaxial with the propeller, a stator of the power generation device is positioned on one side close to the propeller, a rotor of the power generation device is positioned on one side far away from the propeller, and a free end of the rotor sail extends towards the direction far away from the propeller; the periphery of the marine power generation device is larger than that of the propeller; the ship further comprises a voltage stabilizing circuit, wherein the input end of the voltage stabilizing circuit is connected with the coil, and the output end of the voltage stabilizing circuit is connected with an electric power storage power supply and/or electric equipment.

The ship power generation device is provided with the rotor sail, the rotor sail can be driven to rotate by the snail-shaped water flow formed by rotation of the propeller, the rotor sail drives the first magnetic pole to rotate, so that the coil cuts magnetic lines of force between the first magnetic pole and the second magnetic pole, electromotive force is formed in the coil, and the ship power generation device pushes the rotor to rotate at the speed of circular motion of fluid particles, so that the purposes of power generation, energy conservation, rectification and shock absorption are achieved.

Drawings

The foregoing and other objects, features and advantages of the invention will be apparent from the following more particular description of preferred embodiments of the invention, as illustrated in the accompanying drawings. Like reference numerals refer to like parts throughout the drawings, and the drawings are not intended to be drawn to scale in actual dimensions, emphasis instead being placed upon illustrating the principles of the invention.

FIG. 1 is a schematic view of a marine power generation system and a propeller according to a preferred embodiment of the present invention;

fig. 2 is a cross-sectional view of a power generation device for a ship according to a preferred embodiment of the present invention;

fig. 3 is a partially enlarged view of the marine power generation device in fig. 2;

FIG. 4 is a schematic view of a portion of the structure of a preferred embodiment of the vessel of the present invention;

fig. 5 is a fluid flow circuit diagram under the action of a propeller in accordance with a preferred embodiment of the present invention.

In the figure: 10. a power generation device for a ship; 1. a support; 2. a coil; 3. a stator; 31. a second magnetic pole; 32. a stator draft shell; 33. a guide slide rail; 4. a rotor; 41. a first magnetic pole; 42. a rotor guide shell; 43. a guide groove; 5. a rotor sail; 20. a propeller; 30. the ship body.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element and be integral therewith, or intervening elements may also be present. The terms "mounted," "one end," "the other end," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

With reference to fig. 1-5, the invention provides a marine power plant, comprising a coil 2, a stator 3, a rotor 4 and a rotor sail 5. Referring to fig. 2 and 3, the rotor 4 includes a first magnetic pole 41, the stator 3 includes a second magnetic pole 31, and the coil 2 is located between the first magnetic pole 41 and the second magnetic pole 31. The first magnetic pole 41 is an N pole, the second magnetic pole 31 is an S pole, or the first magnetic pole 41 is an S pole, the second magnetic pole 31 is an N pole, and magnetic lines of force can be formed between the first magnetic pole 41 and the second magnetic pole 31, so that the coil 2 cuts the magnetic lines of force to generate electricity.

Coil 2 and stator 3 fixed connection, rotor 4 can rotate stator 3 relatively, rotor sail 5 and rotor 4 fixed connection, outside fluid drives rotor sail 5 and rotates, thereby drive rotor 4 and rotate, when using, support 1 is fixed on the hull, stator 3, coil 2 and support 1 are all motionless relatively to the hull, the vortex that screw 20 produced promotes rotor sail 5, and then drive rotor 4 and rotate, first magnetic pole 41 in the rotor 4 also follows the rotation, make magnetic line of force and coil 2 form relative motion, coil 2 cuts the magnetic line of force, thereby convert kinetic energy into the electric energy.

The power generation device further comprises a current output device, wherein the current output device is electrically connected with the coil 2, and specifically, the output device can be a connector lug, a wiring point, a primary-secondary plug or a conductive circuit and the like which are electrically connected with the coil 2.

Referring to fig. 3, in a preferred embodiment, the stator 3 further includes a stator guide shell 32, the second magnetic pole 31 is fixedly connected to the inside of the stator guide shell 32 and plays a role of protecting the second magnetic pole 31, the stator guide shell 32 is fixedly connected to the bracket 1, and the second magnetic pole 31 is fixedly connected to the stator guide shell 32, so that the second magnetic pole 31 is immovable relative to the hull.

Referring to fig. 3, in the preferred embodiment, the rotor 4 further includes a rotor guide shell 42, and the first magnetic pole 41 is fixedly connected to the inside of the rotor guide shell 42 to protect the first magnetic pole 41. The rotor guide shell 42 is rotatably connected with the stator guide shell 32, the first magnetic pole 41 is fixedly connected with the rotor guide shell 42, and the rotor guide shell 42 rotates relative to the stator guide shell 32, so that a variable magnetic line of force is generated between the first magnetic pole 41 and the second magnetic pole 31, and the coil 2 can cut the magnetic line of force.

Referring to fig. 3, in a preferred embodiment, the stator guide shell 32 is provided with a guide slide rail 33, the rotor guide shell 42 is provided with a guide slot 43, the guide slot 43 is disposed in cooperation with the guide slide rail, and the rotor guide shell 42 moves along the extending direction of the guide slide rail 33, so that the rotor guide shell 42 can move along a predetermined track relative to the stator guide shell 32, thereby generating a fluctuating magnetic force line between the first magnetic pole 41 and the second magnetic pole 31. In a further preferred embodiment, a bearing is arranged between the guide groove 43 and the guide slide rail 33, so that friction force is reduced, consumed kinetic energy is reduced, and power generation efficiency is higher.

Referring to fig. 3, in the preferred embodiment, the cross section of the stator 3 and the rotor 4 combined is in the shape of a shuttle, and specifically, the cross section of the stator 3 and the cross section of the rotor 4 combined are in the shape of a shuttle. The line connecting the two pointed ends of the shuttle shape is the central line of the cross section. The shuttle shape is provided with two tip ends, the end points of the two tip ends are connected through two edges, and the two edges are smooth arc edges protruding outwards. Specifically, a line connecting the end points of the two tips divides the cross section of the stator 3 and the rotor 4 equally, or the line connecting the end points of the two tips is a central symmetrical line of the shuttle shape.

Referring to fig. 3, in the preferred embodiment, the first magnetic pole 41, the coil 2 and the second magnetic pole 31 form the core power generation structure of the power generation device, and the power generation device mainly generates power by three core components, namely the first magnetic pole 41, the coil 2 and the second magnetic pole. The core power generation structure includes a first side portion, a second side portion, and a middle portion, which are connected to each other, the first side portion and the second side portion are located at both ends of the middle portion, and the first side portion and the second side portion are bent toward the first magnetic pole 41 with respect to the middle portion. The first magnetic pole 41, the coil 2, and the second magnetic pole 41 in the middle portion are provided in a disconnected state, and the coil 2 in the middle portion is led out by guiding.

Referring to fig. 1, in a preferred embodiment, the stator 3, the coil 2 and the rotor 4 are all annular, the stator 3, the coil 2 and the rotor 4 are concentric circles, and the stator 3 is located at an outer ring (meaning at the outer periphery of the annulus) of the power generation device, the rotor 4 is located at an inner ring (meaning at the inner ring of the annulus) of the power generation device, and the coil 2 is located between the stator 3 and the rotor 4; the rotor 4 is fixedly connected with a plurality of rotor sails 5, and the free ends of the rotor sails 5 face to the central axis of the power generation device.

Referring to fig. 4, the present invention also provides a ship including a ship body 30, a propeller 20, and any one of the ship power generation devices 10, wherein the propeller 20 is connected to the ship body, the ship power generation device 10 is also connected to the ship body, and the propeller 20 is located between the ship body and the ship power generation device 10.

In a preferred embodiment, the ship further comprises a bracket 1 for fixing the ship power generation device, the ship power generation device 10 is coaxial with the propeller 20, the stator 3 of the power generation device is positioned at one side close to the propeller 20, the rotor 4 of the power generation device is positioned at one side far away from the propeller 20, and the free end of the rotor sail 5 extends towards the direction far away from the propeller 20, so that the kinetic energy of the water flow can be utilized to the maximum extent according to the flowing direction of the vortex generated by the propeller 20. The outer periphery of the marine power generation device 10 is larger than the outer periphery of the propeller 20; the ship further comprises a voltage stabilizing circuit, wherein the input end of the voltage stabilizing circuit is connected with the coil 2, and the output end of the voltage stabilizing circuit is connected with an electric power storage power supply and/or electric equipment.

The working principle is as follows: as the propeller 20 rotates, a snail wake flows through the stator 3, rotor 4 and rotor sail 5. The velocity of the fluid infinitesimal can be decomposed into a velocity towards the rear of the vessel 30 and a circumferential velocity around the axis of the propeller 20. The motion state towards the rear of the ship 30 is continuously maintained, and the circumferential speed acts on the rotor sail 5 to generate thrust to the rotor sail 5, so that the rotor sail 5 drives the rotor 4 to make a circular motion around the axis of the propeller 20. At the moment, the magnetic induction wire is cut to generate electric energy, and the electric energy is utilized again, so that the aim of saving energy is fulfilled. Meanwhile, after the fluid infinitesimal passes through the energy-saving ring, the circumferential speed is partially consumed, so that the shock excitation influence on the rudder and the surface of the ship body is reduced.

The ship power generation device 10 is provided with the rotor sail 5, the rotor sail 5 can be driven to rotate by the snail-shaped water flow formed by the rotation of the propeller 20, the rotor sail 5 drives the first magnetic pole 41 to rotate, so that the coil 2 cuts magnetic lines between the first magnetic pole 41 and the second magnetic pole 31, electromotive force is formed in the coil 2, and the rotor 4 is driven to rotate by the ship power generation device 10 at the speed of circular motion of fluid particles, so that the purposes of power generation, energy conservation, rectification and shock absorption are achieved.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, reference to the description of the terms "preferred embodiment," "yet another embodiment," "other embodiments," or "specific examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.

Claims

1. A power plant for ships, characterized by comprising a coil (2), a stator (3), a rotor (4) and a rotor sail (5), the rotor (4) comprising a first pole (41), the stator (3) comprising a second pole (31), the coil (2) being located between the first pole (41) and the second pole (31);

the coil (2) is fixedly connected with the stator (3), the rotor (4) can rotate relative to the stator (3), the rotor sail (5) is fixedly connected with the rotor (4), and external fluid drives the rotor sail (5) to rotate so as to drive the rotor (4) to rotate;

the power generation device also comprises a current output device which is electrically connected with the coil (2);

the first magnetic pole (41), the coil (2) and the second magnetic pole (31) form a core power generation structure of the power generation device, the core power generation structure comprises a first side part, a second side part and a middle part which are connected with each other, the first side part and the second side part are positioned at two ends of the middle part, and the first side part and the second side part are bent towards the direction of the first magnetic pole (41) relative to the middle part.

2. Marine vessel power plant according to claim 1, characterised in that the stator (3) further comprises a stator guide shell (32), the second pole (31) being fixedly connected within the stator guide shell (32).

3. A marine power plant according to claim 2, wherein the rotor (4) further comprises a rotor pod (42), the first pole (41) being fixedly attached within the rotor pod (42), the rotor pod (42) being rotatably connected to the stator pod (32).

4. The marine power generation device of claim 3, wherein the stator guide shell (32) is provided with a guide slide rail (33), the rotor guide shell (42) is provided with a guide groove (43), the guide groove (43) is matched with the guide slide rail (33), and the rotor guide shell (42) moves along the extension direction of the guide slide rail (33).

5. Marine vessel power plant according to claim 4, characterised in that a bearing is arranged between the guide groove (43) and the guide rail (33).

6. The marine power generation device of claim 1, wherein the cross section of the combined stator (3) and rotor (4) is in the shape of a shuttle, and the line connecting the two tips of the shuttle is the center line of the cross section.

7. A power plant for ships according to claim 1, characterized in that said stator (3), said coil (2) and said rotor (4) are all ring-shaped, said stator (3), said coil (2) and said rotor (4) are concentric circles, and said stator (3) is located at the outer ring of the power plant, said rotor (4) is located at the inner ring of the power plant, and said coil (2) is located between said stator (3) and said rotor (4); the rotor (4) is fixedly connected with a plurality of rotor sails (5), and the free ends of the rotor sails (5) face to the central axis of the power generation device.

8. A ship, comprising a ship body (30), a propeller (20) and the marine power generation device (10) of any one of claims 1 to 7, wherein the propeller (20) is connected to the ship body, the marine power generation device (10) is also connected to the ship body, and the propeller (20) is located between the ship body and the marine power generation device.

9. A ship as claimed in claim 8, characterized in that the ship further comprises a bracket (1) for fixing the power plant for the ship, the power plant for the ship and the propeller (20) being coaxial, the stator (3) of the power plant being located on the side close to the propeller (20), the rotor (4) of the power plant being located on the side remote from the propeller (20), and the free end of the rotor sail (5) extending in a direction away from the propeller (20); the outer periphery of the marine power generation device is larger than the outer periphery of the propeller (20); the ship further comprises a voltage stabilizing circuit, wherein the input end of the voltage stabilizing circuit is connected with the coil (2), and the output end of the voltage stabilizing circuit is connected with an electric power storage power supply and/or electric equipment.