阅读说明：本技术 一种联合风能和点阵式波浪能发电的浮式平台 (Floating platform combining wind energy and dot-matrix wave energy power generation ) 是由 霍仕环 邹荔兵 刘凡鹰 于 2021-01-29 设计创作，主要内容包括：本发明公开了一种联合风能和点阵式波浪能发电的浮式平台,包括漂浮式风力发电机组和波浪能发电装置,所述漂浮式风力发电机组包括漂浮式基础,所述波浪能发电装置包括波浪能吸收单元、摆动支撑结构、框架支撑结构和发电主机,所述波浪能吸收单元通过摆动支撑结构与框架支撑结构连接,所述框架支撑结构和发电主机均安装于漂浮式基础,所述波浪能吸收单元通过传动机构与发电主机连接。本发明在风载荷作用下,浮式平台产生垂荡运动,增大波浪能发电装置的运动幅度,与海水耦合作用下,可以有效提高波浪能发电装置的发电量；波浪能发电装置会为浮式平台提供一定阻尼,有利于增强浮式平台的在风浪联合作用下的稳定性。(The invention discloses a floating platform for generating electricity by combining wind energy and dot matrix wave energy, which comprises a floating wind generating set and a wave energy generating device, wherein the floating wind generating set comprises a floating foundation, the wave energy generating device comprises a wave energy absorbing unit, a swinging supporting structure, a frame supporting structure and a generating host, the wave energy absorbing unit is connected with the frame supporting structure through the swinging supporting structure, the frame supporting structure and the generating host are both arranged on the floating foundation, and the wave energy absorbing unit is connected with the generating host through a transmission mechanism. Under the action of wind load, the floating platform generates heaving motion, the motion amplitude of the wave energy power generation device is increased, and the generated energy of the wave energy power generation device can be effectively improved under the coupling action of the floating platform and seawater; the wave energy power generation device can provide certain damping for the floating platform, and is beneficial to enhancing the stability of the floating platform under the combined action of wind and waves.)

1. The floating platform is characterized by comprising a floating wind generating set and a wave energy generating device, wherein the floating wind generating set comprises a floating foundation, the wave energy generating device comprises a wave energy absorbing unit, a swinging supporting structure, a frame supporting structure and a power generating host, the wave energy absorbing unit is connected with the frame supporting structure through the swinging supporting structure, the frame supporting structure and the power generating host are both arranged on the floating foundation, and the wave energy absorbing unit is connected with the power generating host through a transmission mechanism.

2. The combined wind and dot matrix wave energy power generation floating platform according to claim 1, wherein the floating wind turbine further comprises a tower, the frame support structure and the generator host are mounted on the tower, the wave energy absorption unit is connected with the frame support structure through a swing support structure, and the wave energy absorption unit is connected with the generator host through a transmission mechanism.

3. The floating platform for combined wind and dot matrix wave power generation according to claim 1, wherein the floating wind turbine comprises a wind turbine, a floating foundation and a tower, the wind turbine is installed with the floating foundation through the tower, the frame support structure is installed on the outer surface of the floating foundation, and the power generation main machine is installed in the inner cavity of the floating foundation.

4. The combined wind and lattice wave energy power generation floating platform according to claim 3, wherein adjacent two wind power generators are connected through a tension unit.

5. The combined wind and lattice wave energy power generation floating platform according to claim 4, wherein the tension unit comprises steel strands or nylon ropes.

6. The combined wind and lattice wave energy power generation floating platform according to claim 3, wherein the wind power generator is connected with the floating foundation through a tension unit.

7. The combined wind and lattice wave energy power generation floating platform according to claim 6, wherein the tension unit comprises steel strands or nylon ropes.

8. The combined wind and lattice wave energy power generation floating platform of claim 1, wherein the floating foundation comprises a plurality of foundation arms and a plurality of wind direction buoys, wherein one ends of the foundation arms are connected to each other to form a center, the tower is installed at the center, the wind direction buoys are installed at the other ends of the foundation arms, the frame support structure is installed on the outer surfaces of the wind direction buoys, and the generator main unit is installed in the inner cavity of the wind direction buoys.

9. The combined wind and dot matrix wave power generation floating platform according to claim 1, further comprising a single point mooring system mounted to the bottom of the floating foundation.

Technical Field

The invention relates to the technical field of offshore wind generating sets, in particular to a floating platform for generating electricity by combining wind energy and dot-matrix wave energy.

Background

A floating offshore platform provided with a double-wind-wheel wind generating set, the wind generating set adopts a passive yaw system to automatically face wind, a tower structure of the floating offshore platform is provided with a wing-shaped section, and simultaneously, a steel strand inhaul cable is required to be connected to the top of the tower to enhance the stability. In order to fully utilize ocean energy, a combined arrangement form of a dot-matrix wave power generation device structure is added.

The structure of the wind generating set in the prior art is a single wind wheel active yawing system, and is not combined with other energy forms. The traditional wind generating set is an upwind generating set, the floating type platform is a multi-point anchoring platform, and the combined power generation with wave energy is still in a research stage.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provides a floating platform combining wind energy and lattice type wave energy for power generation.

The purpose of the invention is realized by the following technical scheme: the floating platform capable of generating power by combining wind energy and dot matrix wave energy comprises a floating wind generating set and a wave energy generating device, wherein the floating wind generating set comprises a floating foundation, the wave energy generating device comprises a wave energy absorbing unit, a swing supporting structure, a frame supporting structure and a power generating host, the wave energy absorbing unit is connected with the frame supporting structure through the swing supporting structure, the frame supporting structure and the power generating host are both installed on the floating foundation, and the wave energy absorbing unit is connected with the power generating host through a transmission mechanism.

Preferably, the floating wind generating set further comprises a tower frame, the frame supporting structure and the generating main machine are both mounted on the tower frame, the wave energy absorbing unit is connected with the frame supporting structure through a swing supporting structure, and the wave energy absorbing unit is connected with the generating main machine through a transmission mechanism.

Preferably, the floating wind generating set comprises a wind driven generator, a floating foundation and a tower, the wind driven generator is provided with the floating foundation through the tower, the frame supporting structure is arranged on the outer surface of the floating foundation, and the main generator is arranged in the inner cavity of the floating foundation.

Preferably, two adjacent wind power generators are connected through a tension unit.

Preferably, the tensioning unit comprises a steel strand or a nylon rope.

Preferably, the wind driven generator is connected with the floating foundation through the tensioning unit.

Preferably, the tensioning unit comprises a steel strand or a nylon rope.

Preferably, the floating foundation comprises a plurality of foundation arms and a plurality of wind direction buoys, the foundation arms are connected with one another to form a center, the tower is installed at the center, the wind direction buoys are installed at the other ends of the foundation arms, the frame supporting structure is installed on the outer surface of the wind direction buoys, and the power generation host is installed in an inner cavity of the wind direction buoys.

Preferably, the system further comprises a single-point anchoring system, and the single-point anchoring system is arranged at the bottom of the floating foundation.

Compared with the prior art, the invention has the following advantages and beneficial effects:

1. according to the floating type wind power generation device and the wave energy power generation method, due to the floating type wind power generation set and the wave energy power generation device, the floating type platform generates heaving motion under the action of wind load, the motion amplitude of the wave energy power generation device is increased, and the generated energy of the wave energy power generation device can be effectively improved under the coupling action of the floating type wind power generation set and sea water; the wave energy power generation device can provide certain damping for the floating platform, and is beneficial to enhancing the stability of the floating platform under the combined action of wind and waves; wind energy and wave energy share one set of boosting rectification and power transmission system, and development cost is effectively reduced.

2. According to the invention, the wave energy power generation device is arranged on the tower frame, so that the power generation capacity of the wave energy power generation device is increased, and the stability of the strong floating platform under the combined action of wind and waves is better facilitated.

3. The wave energy power generation device has the advantages that the single-point anchoring system is adopted, the structure is simple, the original structure of the floating platform is fully utilized, the single-point anchoring system is shared, and the construction cost of the wave energy power generation device is greatly reduced.

Drawings

FIG. 1 is a schematic diagram of a combined wind and lattice wave energy powered floating platform of the present invention;

FIG. 2 is an elevation view of a combined wind and lattice wave energy powered floating platform of the present invention;

FIG. 3 is a schematic diagram of a lattice wave power generation device of a floating platform for combining wind energy and lattice wave energy to generate power;

reference numbers for parts in the drawings: 1. a floating wind generating set; 11. a wind power generator; 12. a tower; 13. a tension unit; 14. a floating foundation; 141. a wind direction buoy; 142. a base arm; 143. at the center; 15. a single point mooring system; 2. a dot-matrix wave power generation device; 21. a wave energy absorbing unit; 22. a swing support structure; 23. a frame support structure; 24. a power generation main machine.

Detailed Description

The following describes the object of the present invention in further detail with reference to the drawings and specific examples, which are not repeated herein, but the embodiments of the present invention are not limited to the following examples.

The utility model provides a combined wind energy and lattice wave energy power generation's floating platform, including floating wind generating set 1 and lattice wave energy power generation facility 2, floating wind generating set 1 includes floating basis 14 and tower 12, lattice wave energy power generation facility 2 includes wave energy absorption unit 21, swing bearing structure 22, frame bearing structure 23 and host computer 24 of generating electricity, wave energy absorption unit 21 is connected with frame bearing structure 23 through swing bearing structure 22, frame bearing structure 23 installs respectively in the surface of the wind direction flotation pontoon 141 of floating basis 14 and the surface of tower 12, the inner chamber at wind direction flotation pontoon 141 (including an upwind direction flotation pontoon 141 and two downwind direction flotation pontoons 141) and the inner chamber of tower 12 are installed respectively to host computer 24 of generating electricity, wave energy absorption unit 21 is connected with host computer 24 of generating electricity through drive pontoon mechanism.

The wave energy absorption unit 21 is used for converting wave energy into mechanical energy; the swing support structure 22 functions as a bracket for connecting the wave energy absorbing unit 21 and the frame support structure 23; the main function of the frame support structure 23 is to mount the wave energy absorbing unit 21 on the wind direction buoy 141; the transmission mechanism converts wave energy into mechanical energy and transmits the mechanical energy to the power generation host 24; the main function of the generator main unit 24 is to convert mechanical energy into electrical energy.

The lattice type wave energy power generation device 2 can adopt an oscillating water column type or an oscillating floater type, a plurality of wave energy absorption units 21 are arranged around the bottom end of the wind direction buoy 141 or the tower 12, and the number of the wave energy absorption units 21 is determined according to the structural size of the wave energy absorption units 21 to form an array. The wave energy absorption unit 21 can swing up and down along with the waves, and the wave energy absorption unit 21 drives the power generation host 24 to generate power through a transmission mechanism. The lattice type wave energy power generation device 2 is located on the sea level and absorbs wave energy to generate electric energy, the electric energy generated by the lattice type wave energy power generation device 2 and the electric energy generated by the floating type wind generating set 1 are collected together through a cable, the electric energy reaches the upwind direction buoy 141 through the inside of the floating type foundation 14, a high-voltage slip ring and power distribution equipment are arranged inside the upwind direction buoy 141, and the electric energy is sent out through a submarine cable.

The floating wind generating set 1 comprises two wind driven generators 11, a floating foundation 14, a tower 12 and a single-point anchoring system 15, wherein the floating foundation 14 is a Y-shaped floating foundation 14 and comprises three radial foundation arms 142, an upwind buoy 141 and two downwind buoys 141, one ends of the three foundation arms 142 are connected with each other to form a center, the tower 12 is installed at the center of the Y-shaped floating foundation 14, and the upwind buoy 141 and the two downwind buoys 141 are respectively installed at the other ends of the three foundation arms 142. The tower 12 is a Y-shaped tower 12, the two wind power generators 11 are respectively installed at two top ends of the Y-shaped tower 12, and the two wind power generators 11 are connected by a tension unit 13. The two wind turbine generators are also connected with three foundation arms 142 of the Y-shaped floating foundation 14 through tensioning units 13, and the tensioning units 13 are steel strands or nylon ropes. The wing section tower 12 of the Y-shaped tower 12 is obliquely arranged, and the stability is ensured by obliquely pulling steel strands or nylon ropes. A single point mooring system 15 is mounted on the bottom of the Y-shaped floating foundation 14.

The floating foundation 14 mainly has the function of providing buoyancy for the floating wind generating set 1 and the dot matrix wave power generating device 2; the tower 12 is for supporting two wind power generators 11. The primary function of the wind buoy 141 is to provide buoyancy to the floating foundation 14, the single point mooring system 15 is used to secure the entire vessel in position, and the foundation arms 142 act as a support.

The above-mentioned embodiments are preferred embodiments of the present invention, and the present invention is not limited thereto, and any other modifications or equivalent substitutions that do not depart from the technical spirit of the present invention are included in the scope of the present invention.