CN-116241406-B - Multi-shaft wave power generation device

Abstract

The invention discloses a multi-shaft wave power generation device which comprises a carrier, a main body, a wave power generator set, a rotating mechanism, a lifting mechanism and a control unit, wherein the main body is coupled with the carrier, the wave power generator set is electrically connected with the rotating mechanism and the lifting mechanism, the wave power generator set is coupled with the main body and comprises a cantilever, the rotating mechanism is coupled between the carrier and the main body, the lifting mechanism is coupled between the cantilever and the main body, the control unit is used for controlling the rotating mechanism to drive the main body to rotate around a vertical axis relative to the carrier so as to adjust the direction of the cantilever relative to the carrier, and the lifting mechanism is also used for controlling the lifting mechanism to drive the cantilever to rotate around a horizontal axis relative to the main body so as to adjust the included angle of the cantilever relative to the main body.

Inventors

• WENG QINGLIANG

Assignees

• 富连海能源科技有限公司

Dates

Publication Date

20260505

Application Date

20211222

Priority Date

20211207

Claims (20)

1. 1. A multi-axis wave power device, comprising: A carrier; A body coupled to the carrier; A wave power unit coupled to the main body, the wave power unit including at least one generator, a cantilever, and a driving member, the at least one generator being coupled between the main body and the cantilever or between the cantilever and the driving member, such that movement of the cantilever relative to the main body or movement of the driving member relative to the cantilever drives the at least one generator to generate power; A rotation mechanism coupled between the carrier and the main body for driving the main body to rotate around a vertical axis relative to the carrier to adjust the direction of the cantilever relative to the carrier, and A control unit electrically connected to the rotation mechanism and used for controlling the rotation mechanism to drive the main body to rotate around the vertical shaft relative to the carrier, The wave power unit further comprises a permanent magnet generator arranged between the cantilever and the driving piece and a hydraulic generator arranged between the permanent magnet generator and the cantilever, wherein a rotor of the permanent magnet generator is coupled with the driving piece, a stator of the permanent magnet generator is coupled with the cantilever and can rotate around a second rotating shaft relative to the cantilever, a piston of the hydraulic generator is coupled with the stator of the permanent magnet generator, and a hydraulic cylinder of the hydraulic generator is coupled with the cantilever.
2. 2. The multi-axis wave power device according to claim 1, wherein the control unit controls the rotation mechanism to rotate the main body around the vertical axis relative to the carrier according to a wind direction, a sea wave direction or a power generation amount.
3. 3. The multi-axis wave power device of claim 1, wherein the rotating mechanism comprises a turntable and a driving assembly coupled to the turntable for driving the turntable to rotate relative to one of the body and the carrier.
4. 4. A multi-axis wave power unit as claimed in claim 3, wherein the driving assembly is electrically connected to the control unit, and the control unit is configured to control the driving assembly to rotate the turntable.
5. 5. A multi-axis wave power unit as claimed in claim 3, wherein the turntable is rotatably coupled to one of the main body and the carrier and fixedly coupled to the other of the main body and the carrier.
6. 6. The multi-axis wave power device of claim 1, further comprising at least one lifting mechanism coupled between the cantilever and the main body and electrically connected to the control unit, the control unit further configured to control the at least one lifting mechanism to rotate the cantilever relative to the main body about a horizontal axis perpendicular to the vertical axis to adjust an angle of the cantilever relative to the main body.
7. 7. The multi-axis wave power unit of claim 6, wherein the control unit controls the at least one elevating mechanism to rotate the cantilever with respect to the main body about the horizontal axis according to wave height, tide level value or power generation amount.
8. 8. The multi-axis wave power unit of claim 6, wherein the at least one lifting mechanism is further configured to generate power, and wherein the at least one lifting mechanism comprises: a hydraulic energy conversion assembly; a motor generator coupled to the hydraulic energy conversion assembly; a hydraulic cylinder coupled to one of the boom and the body; A piston movably disposed within the hydraulic cylinder to divide the hydraulic cylinder into a first chamber and a second chamber, the piston coupled to the other of the boom and the body; An oil tank containing hydraulic oil, and An oil passage system for conveying the hydraulic oil; Wherein when the motor generator drives the hydraulic energy conversion assembly to convey the hydraulic oil to one of the first chamber and the second chamber through the oil path system, the piston moves toward the other of the first chamber and the second chamber, and when the piston is driven to move toward the one of the first chamber and the second chamber to convey the hydraulic oil to the other of the first chamber and the second chamber through the oil path system, the hydraulic energy conversion assembly drives the motor generator to generate electricity.
9. 9. The multi-axis wave power device of claim 8, wherein the oil circuit system further comprises: a first pipe member which is communicated between the hydraulic energy conversion assembly and the oil tank; A first switching valve; a second pipe member connected between the first switching valve and the hydraulic energy conversion assembly; a three-position four-way reversing valve; The third pipe fitting is communicated between the three-position four-way reversing valve and the first switching valve; A second switching valve; The fourth pipe piece is communicated between the second switching valve and the three-position four-way reversing valve; a fifth pipe communicated between the second chamber and the second switching valve; A third switching valve; a sixth pipe member that communicates between the third switching valve and the first chamber; A seventh pipe fitting communicated between the three-position four-way reversing valve and the third switching valve; the eighth pipe fitting is communicated between the oil groove and the three-position four-way reversing valve; a ninth pipe member communicating between the first chamber and the oil sump; A tenth pipe member which is communicated between the second switching valve and the oil tank; an eleventh pipe member communicating between the first and second switching valves, and And a twelfth pipe communicated between the first switching valve and the third switching valve.
10. 10. The multi-axis wave power device of claim 9, wherein the oil circuit system further comprises: A first check valve provided on the ninth pipe member for restricting the flow of the hydraulic oil from the first chamber to the oil tank; a second check valve provided on the tenth pipe member for restricting the flow of the hydraulic oil from the second chamber to the oil tank through the second switching valve; a third check valve provided on the eleventh pipe member for restricting the flow of the hydraulic oil from the first switching valve to the second switching valve, and And a fourth check valve provided on the twelfth pipe for restricting the flow of the hydraulic oil from the first switching valve to the third switching valve.
11. 11. Multiaxial wave power generation device according to any of claims 1-10 wherein the carrier is a wheeled, tracked or orbital carrier.
12. 12. A multi-axis wave power device, comprising: A carrier; A body coupled to the carrier; A wave power unit coupled to the main body, the wave power unit including at least one generator, a cantilever, and a driving member, the at least one generator being coupled between the main body and the cantilever or between the cantilever and the driving member, such that movement of the cantilever relative to the main body or movement of the driving member relative to the cantilever drives the at least one generator to generate power; At least one lifting mechanism coupled between the cantilever and the main body for driving the cantilever to rotate around a horizontal axis relative to the main body so as to adjust the included angle of the cantilever relative to the main body, and A control unit electrically connected to the at least one lifting mechanism and used for controlling the at least one lifting mechanism to drive the cantilever to rotate around the horizontal shaft relative to the main body, The wave power unit further comprises a permanent magnet generator arranged between the cantilever and the driving piece and a hydraulic generator arranged between the permanent magnet generator and the cantilever, wherein a rotor of the permanent magnet generator is coupled with the driving piece, a stator of the permanent magnet generator is coupled with the cantilever and can rotate around a second rotating shaft relative to the cantilever, a piston of the hydraulic generator is coupled with the stator of the permanent magnet generator, and a hydraulic cylinder of the hydraulic generator is coupled with the cantilever.
13. 13. The multi-axis wave power unit of claim 12, wherein the control unit controls the at least one elevating mechanism to rotate the cantilever relative to the main body about the horizontal axis according to wave height, tide level value or power generation amount.
14. 14. The multi-axis wave power unit of claim 12, wherein the at least one lifting mechanism is further configured to generate power, and wherein the at least one lifting mechanism comprises: a hydraulic energy conversion assembly; a motor generator coupled to the hydraulic energy conversion assembly; a hydraulic cylinder coupled to one of the boom and the body; A piston movably disposed within the hydraulic cylinder to divide the hydraulic cylinder into a first chamber and a second chamber, the piston coupled to the other of the boom and the body; An oil tank containing hydraulic oil, and An oil passage system for conveying the hydraulic oil; wherein when the motor generator drives the hydraulic energy conversion assembly to convey the hydraulic oil to one of the first chamber and the second chamber through the oil path system, the piston moves toward the other of the first chamber and the second chamber, and when the piston is driven to move toward one of the first chamber and the second chamber to convey the hydraulic oil to the other of the first chamber and the second chamber through the oil path system, the hydraulic energy conversion assembly drives the motor generator to generate electricity.
15. 15. The multi-axis wave power device of claim 14, wherein the oil circuit system further comprises: a first pipe member which is communicated between the hydraulic energy conversion assembly and the oil tank; A first switching valve; a second pipe member connected between the first switching valve and the hydraulic energy conversion assembly; a three-position four-way reversing valve; The third pipe fitting is communicated between the three-position four-way reversing valve and the first switching valve; A second switching valve; The fourth pipe piece is communicated between the second switching valve and the three-position four-way reversing valve; a fifth pipe communicated between the second chamber and the second switching valve; A third switching valve; a sixth pipe member that communicates between the third switching valve and the first chamber; A seventh pipe fitting communicated between the three-position four-way reversing valve and the third switching valve; the eighth pipe fitting is communicated between the oil groove and the three-position four-way reversing valve; a ninth pipe member communicating between the first chamber and the oil sump; A tenth pipe member which is communicated between the second switching valve and the oil tank; an eleventh pipe member communicating between the first and second switching valves, and And a twelfth pipe communicated between the first switching valve and the third switching valve.
16. 16. The multi-axis wave power device of claim 15, wherein the oil circuit system further comprises: A first check valve provided on the ninth pipe member for restricting the flow of the hydraulic oil from the first chamber to the oil tank; a second check valve provided on the tenth pipe member for restricting the flow of the hydraulic oil from the second chamber to the oil tank through the second switching valve; a third check valve provided on the eleventh pipe member for restricting the flow of the hydraulic oil from the first switching valve to the second switching valve, and And a fourth check valve provided on the twelfth pipe for restricting the flow of the hydraulic oil from the first switching valve to the third switching valve.
17. 17. The multi-axis wave power device of claim 12, further comprising a rotation mechanism comprising a turntable and a drive assembly coupled to the turntable and electrically connected to the control unit, the control unit further configured to control the drive assembly to rotate the turntable relative to one of the body and the carrier, thereby rotating the body relative to the carrier about a vertical axis perpendicular to the horizontal axis to adjust the direction of the cantilever relative to the carrier.
18. 18. The multi-axis wave power device of claim 17, wherein the turntable is rotatably coupled to the one of the main body and the carrier and fixedly coupled to the other of the main body and the carrier.
19. 19. The multi-axis wave power unit of claim 17, wherein the control unit controls the driving assembly to rotate the turntable according to wind direction, wave direction or power generation amount, thereby rotating the main body around the vertical axis relative to the carrier.
20. 20. Multiaxial wave power device according to any of claims 12-19 wherein the carrier is a wheeled, tracked or orbital carrier.

Description

Multi-shaft wave power generation device Technical Field The present invention relates to a power generation device, and more particularly, to a multi-axis wave power generation device with high maneuverability and stable power generation. Background Wave power generation is regarded as converting wave energy into electric energy, and the wave energy is unstable and irregular, but the wave energy is almost inexhaustible, so that the wave power generation becomes the most potential power generation mode in ocean energy power generation. However, the existing wave power generation device cannot resist strong wind and heavy rain caused by typhoons and has poor maneuverability, so that a great deal of manpower and material resources are required to be spent to execute corresponding anti-typhoon measures before typhoons come to attack so as to avoid damage of the wave power generator caused by wind disasters. In addition, the existing wave power generation devices are not capable of being adjusted along with environmental conditions, so that the generated energy is unstable. Disclosure of Invention Accordingly, the present invention is directed to a multi-axis wave power generation device with high maneuverability, good environmental adaptability and stable power generation capacity, so as to solve the above-mentioned problems. According to one embodiment of the present invention, a multi-axis wave power generation device is disclosed, which comprises a carrier, a main body, a wave power generator set, a rotating mechanism and a control unit, wherein the main body is coupled to the carrier, the wave power generator set is coupled to the main body, the wave power generator set comprises at least one generator, a cantilever and a driving member, the at least one generator is coupled between the main body and the cantilever or between the cantilever and the driving member, so that the motion of the cantilever relative to the main body or the motion of the driving member relative to the cantilever drives the at least one generator to generate power, the rotating mechanism is coupled between the carrier and the main body and is used for driving the main body to rotate relative to the carrier around a vertical axis so as to adjust the direction of the cantilever relative to the carrier, and the control unit is electrically connected to the rotating mechanism and is used for controlling the rotating mechanism to drive the main body to rotate relative to the carrier around the vertical axis. According to one embodiment of the present invention, the control unit controls the rotation mechanism to rotate the main body around the vertical axis relative to the carrier according to the wind direction, the ocean wave direction or the power generation amount. According to one embodiment of the present invention, the rotating mechanism includes a turntable and a driving assembly, and the driving assembly is coupled to the turntable and is used for driving the turntable and one of the main body and the carrier to rotate relatively. According to one embodiment of the present invention, the driving component is electrically connected to the control unit, and the control unit is used for controlling the driving component to drive the turntable to rotate. According to one embodiment of the present invention, the turntable is rotatably coupled to one of the main body and the carrier and fixedly coupled to the other of the main body and the carrier. According to one embodiment of the present invention, the multi-axis wave power generation device further comprises at least one lifting mechanism coupled between the cantilever and the main body and electrically connected to the control unit, and the control unit is further configured to control the at least one lifting mechanism to drive the cantilever to rotate around a horizontal axis perpendicular to the vertical axis relative to the main body, so as to adjust an included angle of the cantilever relative to the main body. According to one embodiment of the invention, the control unit controls the at least one lifting mechanism to drive the cantilever to rotate around the horizontal shaft relative to the main body according to wave height, tide level value or power generation amount. According to one embodiment of the present invention, the at least one lifting mechanism is further used for generating electricity, and the at least one lifting mechanism comprises a hydraulic energy conversion component, a motor generator, a hydraulic cylinder, a piston, an oil groove and an oil way system, wherein the motor generator is coupled to the hydraulic energy conversion component, the hydraulic cylinder is coupled to one of the cantilever and the main body, the piston is movably arranged in the hydraulic cylinder to divide the hydraulic cylinder into a first cavity and a second cavity, the piston is coupled to the other of the cantilever and the main body, the oil groove is accommodated with hy