CN212716987U

CN212716987U - Wind energy and wave energy integrated power generation device

Info

Publication number: CN212716987U
Application number: CN202020845330.1U
Authority: CN
Inventors: 蒋嘉豪; 苏玉香; 王少杰; 刘庆玉; 姚齐国; 沈晓群
Original assignee: Zhejiang Ocean University ZJOU
Current assignee: Zhejiang Ocean University ZJOU
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2021-03-16
Anticipated expiration: 2030-05-19

Abstract

The utility model provides an integrated power generation facility of wind energy and wave energy belongs to ocean new forms of energy utilization technical field. The technical problems that the construction, installation and maintenance costs of the offshore wind energy and wave energy power generation device are high and the like are solved. The wind energy and wave energy integrated power generation device comprises a floating body with a wind energy generator, a wave energy generator and an electric power output assembly, wherein the output ends of the wind energy generator and the wave energy generator are connected with the electric power output assembly; a vertical damping plate is arranged below the floating body, the length direction of the damping plate is perpendicular to the wave propagation direction, and the damping plate is connected with the wave energy generator through a connecting rod and can drive a rotor of the wave energy generator to operate. The utility model discloses the cost of construction, installation and maintenance of marine wind energy and wave energy power generation facility has been reduced.

Description

Wind energy and wave energy integrated power generation device

Technical Field

The utility model belongs to the technical field of ocean new forms of energy utilization, a wind energy and integrated power generation facility of wave energy is related to.

Background

Wind power generation and wave power generation are used as clean renewable energy sources with wide development prospect and are always energy development strategies of all countries in the world; traditional offshore wind power plants are generally constructed with towers as foundations; wave energy power generation and offshore wind energy power generation are generally arranged into two mutually independent devices, so that the construction cost of offshore wind energy and wave energy power generation devices is increased.

Chinese patent (publication number: CN 207420785U; publication date: 2018-05-29) discloses a single-pile type wind energy-wave energy integrated power generation system suitable for offshore, and an integrated system integrating wind energy and an oscillating water column type wave energy system is established in the ocean by utilizing a single-pile type supporting structure to form an integral power generation system.

In the above-mentioned patent document, the single-pile wind-wave energy integrated power generation system suitable for offshore use is configured such that the single-pile support structure stands on the seabed to support the whole power generation system, the lower portion of the single-pile support structure is located on the seabed, the high salinity of seawater and the wave and tidal motion of seawater easily cause corrosion and impact distortion of the single-pile support structure, and the single-pile support structure is configured on the seabed, so that the installation, manufacturing and maintenance costs of the power generation system are increased, and the development of offshore energy utilization is severely restricted.

Disclosure of Invention

The utility model discloses to the above-mentioned problem that prior art exists, provide a wind energy and integrated power generation facility of wave energy, the utility model aims to solve the technical problem that: how to reduce the cost of building, installing and maintaining the offshore wind energy and wave energy power generation device.

The purpose of the utility model can be realized by the following technical proposal:

the wind energy and wave energy integrated power generation device is characterized by comprising a floating body with a wind energy generator, a wave energy generator and an electric power output assembly, wherein the output ends of the wind energy generator and the wave energy generator are connected with the electric power output assembly; the wave energy generator is characterized in that a vertical damping plate is arranged below the floating body, the length direction of the damping plate is perpendicular to the wave propagation direction, a connecting rod is arranged between the damping plate and the floating body, and the damping plate is connected with the wave energy generator through the connecting rod and can drive a rotor of the wave energy generator to operate.

The working principle is as follows: the floating body in the technical scheme floats on the sea surface, the sea wind blows the blades to rotate, the blades drive the rotating shaft to rotate, and the lower end of the rotating shaft is connected with the wind power generator to drive the wind power generator to generate power; the damping plate is positioned in sea water below the sea surface, and because the floating body rolls along with sea waves on the wave surface, the damping plate positioned under the sea can slightly swing or almost keep still under the action of huge resistance of the sea water, so that the damping plate and the floating body generate relative rotation, the damping plate rotates relative to the floating body to drive the wave energy generator to generate electricity, and the electric power output assembly on the floating body can transmit electric energy generated by the wind energy generator and the wave energy generator out, so that the part of electric energy can be utilized; the floating body floats on the sea surface as the base of the whole wind energy and wave energy integrated power generation device, so that the construction and installation cost of the offshore power generation device is reduced, the floating body is slightly corroded by the sea water, can move along with the waves, is small in impact force and high in durability, and the maintenance cost of the offshore wind energy power generation and wave energy power generation device is reduced.

In the wind energy and wave energy integrated power generation device, the floating body comprises two floating pontoons arranged in parallel at intervals and two floating boxes used for being connected with the opposite end parts of the floating pontoons, the floating pontoons are transversely arranged, the length directions of the floating pontoons are parallel to the length direction of the damping plate, equipment cabins used for installing the wave energy power generators and the power output assemblies are arranged between the floating pontoons, and two sides of the equipment cabins are fixedly connected to the inner side surfaces of the two floating boxes respectively. With two flotation pontoons and two flotation tanks setting around, the equipment compartment sets up in the middle of, has improved the stability of body, prevents that the body phenomenon of turning on one's side from appearing.

In the wind energy and wave energy integrated power generation device, the longitudinal section of the buoy is circular, the two ends of the buoyancy tank are both in the shape of a semi-circular arc, and the end parts of the two ends of the buoyancy tank are flush with the outer side surfaces of the corresponding buoy. The shape of the pontoon reduces its resistance to movement at sea.

In the wind energy and wave energy integrated power generation device, the wind energy generator is a vertical axis wind energy generator, and the wind energy generator is positioned between the rotating shaft and the floating body. The wind driven generator is convenient to maintain and repair due to the installation position of the wind driven generator.

In the wind energy and wave energy integrated power generation device, the blade assembly comprises a Sa-foshenus blade and a Dalie blade, the Sa-foshenus blade is connected to the position, close to the upper end, of the outer peripheral surface of the rotating shaft through an amplitude wheel, and two ends of the Dalie blade are fixedly connected to the outer peripheral surface of the upper end of the rotating shaft and the rotating shaft located below the Sa-foshenus blade respectively. The Sabourne and Dareu blades are easy to manufacture and low in cost, and the rotating shaft can be driven to rotate without being influenced by offshore wind direction.

In the wind energy and wave energy integrated power generation device, the connecting rod is vertically arranged, the upper end of the connecting rod is connected with a rotor of a wave energy generator located in the equipment cabin, and the lower end of the connecting rod is fixedly connected to the middle of the upper side of the damping plate. The lower end of the connecting rod is connected with the middle part of the upper side of the damping plate, so that the damping plate is stressed uniformly, and the wave energy power generation efficiency is improved.

Compared with the prior art, the utility model has the advantages of it is following:

1. the utility model discloses in utilize the body to float on the sea as power generation facility's base, reduce offshore wind power generation and wave energy power generation facility's construction, installation and maintenance cost.

2. The utility model provides a steamed twisted pair blade of steamed twisted pair and darrieus blade can not receive the influence of offshore wind direction and can drive the pivot and rotate, has improved offshore wind power generation's efficiency.

3. The utility model discloses in carry out the integrated form design with wind power generation set and wave energy power generation facility, reduced the cost of building wind power generation and wave energy electricity generation, improved the utilization ratio of the ocean energy.

Drawings

Fig. 1 is a schematic perspective view of the wind energy and wave energy integrated power generation device.

FIG. 2 is a schematic structural diagram of a wind energy power generation device in the wind energy and wave energy integrated power generation device.

Fig. 3 is a schematic structural diagram of a wave energy power generation device in the wind energy and wave energy integrated power generation device.

In the figure, 1, a wind energy generator; 2. a wave energy generator; 3. a float; 31. a float bowl; 32. a buoyancy tank; 33. an equipment compartment; 4. a rotating shaft; 5. a blade assembly; 51. sa-fosnius leaves; 52. darrieus lamina; 6. a damping plate; 7. a connecting rod; 8. a wheel.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 3, the wind energy and wave energy integrated power generation device in this embodiment includes a floating body 3 floating on the sea surface, a wind energy generator 1 is disposed on the floating body 3, the wind energy generator 1 is a vertical axis wind power generator, the floating body 3 includes two floating pontoons 31 disposed in parallel and at intervals, the floating pontoons 31 are disposed horizontally and have a circular longitudinal section, two floating tanks 32 are disposed at two ends of each floating pontoon 31, so that the floating tanks are two, the two ends of each floating tank 32 are both shaped like a semi-circular arc, two ends of each floating tank 32 are connected to opposite end portions of the two floating pontoons 31, end surfaces of the two ends of each floating tank 32 are flush with outer side surfaces of the corresponding floating pontoon 31, an equipment compartment 33 is disposed between the two floating tanks 31, two sides of the equipment compartment 33 are respectively fixedly connected to inner side surfaces of the corresponding floating tank 32, a wave energy generator 2 and an electric power output assembly are disposed, a vertical rotating shaft 4 is arranged above the equipment cabin 33, the lower end of the rotating shaft 4 is connected with a wind energy generator 1 positioned on the equipment cabin 33, the rotating shaft 4 rotates to drive a rotor of the wind energy generator 1 to rotate, the wind energy generator 1 is positioned between the rotating shaft 4 and the equipment cabin 33 of the floating body 3, a plurality of blade assemblies 5 are arranged on the outer peripheral surface of the upper part of the rotating shaft 4, each blade assembly 5 consists of a Sa-nest-Neus blade 51 and a Da-lie blade 52, the Sa-nest-Neus blade 51 is connected to the outer peripheral surface of the upper part of the rotating shaft 4 close to the upper end through an amplitude wheel 8, the upper end of the Da-lie blade 52 is fixedly connected to the outer peripheral surface of the upper end of the rotating shaft 4, and the lower end of the Da-lie blade 52 is fixedly connected to; the vertical connecting rod 7 and the vertical damping plate 6 are arranged below the floating body 3, the length direction of the damping plate 6 is perpendicular to the wave propagation direction and parallel to the length direction of the floating barrel 31, the upper end of the connecting rod 7 is connected with the wave energy generator 2 located in the equipment cabin 33, the lower end of the connecting rod 7 is fixedly connected to the middle of the upper side of the damping plate 6, and the damping plate 6 and the floating body 3 rotate relatively to drive the stator of the wave energy generator 2 to rotate.

The blade assembly 5 rotates under the action of sea wind and drives the rotating shaft 4 to rotate, and the wind energy generator 1 in the equipment cabin 33 can convert mechanical energy into electric energy; the damping plate 6 which is arranged perpendicular to the wave propagation direction is connected with the wave energy generator 2 arranged in the equipment cabin 33 through the connecting rod 7, the floating body 3 rolls along with sea waves on the wave surface, the damping plate 6 slightly swings or almost keeps still due to the huge resistance of deep water, so that the damping plate 6 and the floating body 3 rotate relatively, the stator of the wave energy generator 2 is driven to rotate, the purpose of wave energy power generation is achieved, and the electric power output assembly in the working cabin can transmit electric energy generated by the wind energy generator 1 and the wave energy generator 2 so as to provide electric power for a required place.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Claims

1. The wind energy and wave energy integrated power generation device is characterized by comprising a floating body (3) with a wind energy generator (1), a wave energy generator (2) and an electric power output assembly, wherein the output ends of the wind energy generator (1) and the wave energy generator (2) are connected with the electric power output assembly, a vertical rotating shaft (4) is arranged above the floating body (3), the upper part of the outer peripheral surface of the rotating shaft (4) is connected with a blade assembly (5) capable of driving the rotating shaft (4) to rotate, and the lower end of the rotating shaft (4) is connected with the wind energy generator (1) and can drive a rotor of the wind energy generator (1) to rotate; the wave energy generator is characterized in that a vertical damping plate (6) is arranged below the floating body (3), the length direction of the damping plate (6) is perpendicular to the wave propagation direction, a connecting rod (7) is arranged between the damping plate (6) and the floating body (3), and the damping plate (6) is connected with the wave energy generator (2) through the connecting rod (7) and can drive a rotor of the wave energy generator (2) to operate.

2. The wind energy and wave energy integrated power generation device according to claim 1, characterized in that the floating body (3) comprises two floating pontoons (31) which are arranged in parallel and at intervals and two floating boxes (32) which are used for connecting the opposite end parts of the floating pontoons (31), the floating pontoons (31) are arranged transversely, the length direction of the floating pontoons is parallel to the length direction of the damping plate (6), an equipment cabin (33) which is used for installing the wave energy generator (2) and an electric power output component is arranged between the two floating pontoons (31), and two sides of the equipment cabin (33) are respectively fixedly connected to the inner side surfaces of the two floating boxes (32).

3. The wind energy and wave energy integrated power generation device according to claim 2, characterized in that the longitudinal section of the buoy (31) is circular, the two ends of the buoyancy tank (32) are both semi-circular arc-shaped, and the end parts of the two ends are both flush with the outer side surfaces of the corresponding buoy (31).

4. A wind and wave energy integrated power plant according to claim 1 or 2 or 3, characterized in that the wind energy generator (1) is a vertical axis wind generator, the wind energy generator (1) being located between the shaft (4) and the float (3).

5. The wind energy and wave energy integrated power generation device according to claim 4, characterized in that the blade assembly (5) comprises a Sagnac Nerns blade (51) and a Daruneus blade (52), the Sagnac Nerns blade (51) is connected to the outer circumferential surface of the rotating shaft (4) near the upper end through a width wheel (8), and the two ends of the Daruneus blade (52) are respectively fixedly connected to the outer circumferential surface of the upper end of the rotating shaft (4) and the rotating shaft (4) below the Sagnac Nerns blade (51).

6. The wind energy and wave energy integrated power generation device according to claim 2 or 3, characterized in that the connecting rod (7) is vertically arranged, the upper end of the connecting rod (7) is connected with a rotor of the wave energy generator (2) located in the equipment compartment (33), and the lower end of the connecting rod (7) is fixedly connected to the middle of the upper side of the damping plate (6).