CN210317588U - Combined wave power generation device - Google Patents
Combined wave power generation device Download PDFInfo
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- CN210317588U CN210317588U CN201920192981.2U CN201920192981U CN210317588U CN 210317588 U CN210317588 U CN 210317588U CN 201920192981 U CN201920192981 U CN 201920192981U CN 210317588 U CN210317588 U CN 210317588U
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- 238000010248 power generation Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 claims abstract description 6
- 239000003921 oil Substances 0.000 claims description 87
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 239000010720 hydraulic oil Substances 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 14
- 230000005611 electricity Effects 0.000 claims description 8
- 238000004146 energy storage Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000005484 gravity Effects 0.000 description 2
- 241000272525 Anas platyrhynchos Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
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Abstract
A combined wave power generation device comprises an ocean platform, wherein a low-pressure oil pipe, a high-pressure oil pipe, an energy accumulator, an electromagnetic ball valve, a hydraulic motor, a generator and an oil tank are mounted on the ocean platform. The utility model discloses a combination formula wave energy power generation facility and power generation method catches energy system and the eccentric pendulum-type energy system of multi freedom with the hydraulic pressure cantilever and catches energy system and platform and combine together, can make full use of platform wave energy resource on every side, provide the electric energy for the production life activity on the platform major structure. The connecting rod is respectively connected with the head of the cantilever frame and the multi-degree-of-freedom eccentric swinging type energy capturing system floating on the sea surface through spherical hinges at two ends of the connecting rod, so that the constraint of the connecting mode on the multi-degree-of-freedom eccentric swinging type energy capturing system can be greatly reduced. The two cantilever frames on the same side have one long and one short, so that the shielding and shielding effects of the front multi-degree-of-freedom eccentric swinging type energy capturing system and the hydraulic cantilever energy capturing system on the rear energy capturing system can be reduced, and the utilization efficiency of wave energy is improved.
Description
Technical Field
The utility model belongs to wave energy power generation field, in particular to one kind in this field catches the combination formula wave energy power generation facility that can system and multi freedom eccentric pendulum formula energy system and ocean platform combined together with hydraulic pressure cantilever.
Background
Ocean wave energy is a green renewable energy source and is highly valued by people. Nowadays, the devices for generating electricity by using ocean wave energy are developed rapidly, and have diversity in shape structure, which is roughly divided into the following types: oscillating water columns, overtopping and oscillating floats. The oscillating float type wave energy power generation device has multiple types and is developed rapidly, for example: point absorption, duck, raft, pendulum, etc. However, most wave energy power generation devices only work in a monomer mode and rarely adopt a combined mode, the built position of the ocean platform is often rich in wave energy reserves, and if various wave energy power generation devices can be combined with the ocean platform in a combined mode, continuous power supply can be provided for production and living activities on the ocean platform.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a combination formula wave energy power generation facility that can system and the eccentric pendulum-type of multi freedom energy system of catching and platform combine together is caught with hydraulic pressure cantilever is provided exactly.
The utility model adopts the following technical scheme:
the utility model provides a modular wave energy power generation facility which improves and lies in: the power generation device comprises an ocean platform, wherein a low-pressure oil pipe, a high-pressure oil pipe, an energy accumulator, an electromagnetic ball valve, a hydraulic motor, a generator and an oil tank are arranged on the ocean platform, an oil inlet of the energy accumulator is connected with the high-pressure oil pipe, an oil outlet of the energy accumulator is connected with an oil inlet of the electromagnetic ball valve through a pipeline, an oil outlet of the electromagnetic ball valve is connected with an oil inlet of the hydraulic motor through a pipeline, an oil outlet of the hydraulic motor is connected with the oil tank through a pipeline, the oil tank is also connected with the low-pressure oil pipe, and in addition, a power; the method comprises the following steps that a steel frame is installed on the side face of an ocean platform, the root of a cantilever frame is hinged with the bottom of the steel frame, the root of a hydraulic cylinder is hinged with the top of the steel frame, the head of a piston rod in the hydraulic cylinder is hinged with the cantilever frame, the upper end and the lower end of the hydraulic cylinder are respectively connected with a hydraulic oil conveying pipe, the tail end of each hydraulic oil conveying pipe is connected with a tee joint, each tee joint is connected with a low-pressure oil pipe on the ocean platform through a one-way oil inlet valve and connected with a high-pressure oil pipe on the ocean platform through a one-way oil outlet valve, and a buoyancy tank capable of floating on; the multi-degree-of-freedom eccentric pendulum energy capturing system comprises a semi-ellipsoidal shell, an upper support and a lower support in the horizontal direction are mounted inside the semi-ellipsoidal shell, a generator is mounted on the lower support, electricity generated by the generator is transmitted to an ocean platform, the bottom of a vertical main shaft is mounted on a bearing of the lower support, the top of the vertical main shaft penetrates through the bearing on the upper support and penetrates out of the upper support, a horizontal straight rod is fixedly mounted on the part of the vertical main shaft above the upper support, a pendulum bob is mounted at the tail end of the horizontal straight rod, and the vertical main shaft is in transmission connection with a power input end of the lower support generator through a gear reversing speed-increasing transmission system.
Furthermore, two steel frames are respectively arranged on two sides of the ocean platform, and a hydraulic cantilever energy capturing system and a multi-freedom-degree eccentric swinging energy capturing system which are composed of cantilever frames, hydraulic cylinders and floating boxes are respectively arranged on each steel frame.
Further, in the two cantilever brackets on the same side of the ocean platform, the cantilever bracket in the front is shorter than the cantilever bracket in the rear.
Further, electricity generated by the lower support generator is transmitted to an energy storage device of the ocean platform.
Furthermore, the gear reversing speed-increasing transmission system comprises a vertical main shaft, wherein a counterclockwise one-way bearing and a clockwise one-way bearing are sequentially arranged on a position between an upper support and a lower support from top to bottom, a first driving gear is arranged on the counterclockwise one-way bearing, a second driving gear is arranged on the clockwise one-way bearing, a gear fixing plate is arranged between the upper support and the lower support, a driven shaft and an output shaft are arranged on the gear fixing plate along the vertical direction, a driven gear meshed with the first driving gear is arranged on the driven shaft, a first output gear meshed with the driven gear and a second output gear meshed with the second driving gear are sequentially arranged on the output shaft from top to bottom, and in addition, the output shaft is also in transmission connection with a power input end of a lower support generator through a coupler.
The improvement of a power generation method using the combined wave power generation device is as follows:
(1) after the power generation device is installed in place and started, under the action of sea surface waves, a semi-ellipsoidal shell of the multi-freedom-degree eccentric pendulum energy capturing system moves in multiple degrees of freedom, a vertical main shaft of the multi-freedom-degree eccentric pendulum energy capturing system is not orthogonal to a horizontal plane any more, an included angle is formed between a horizontal straight rod and the horizontal plane at the moment, a pendulum bob moves under the action of gravity, so that the horizontal straight rod drives the vertical main shaft to rotate, a gear reversing and speed increasing transmission system converts clockwise or anticlockwise rotation of the vertical main shaft into rotation in the same direction and then drives a generator to generate power, and the power generated by the generator is transmitted to an energy;
(2) after the power generation device is installed in place and started, the floating box floating on the sea surface moves up and down under the action of waves, so that the cantilever frame is driven to swing around the steel frame, a piston rod in the hydraulic cylinder moves in a reciprocating and telescopic manner, when the piston rod retracts, low-pressure oil is sucked into the lower end of the hydraulic cylinder from the low-pressure oil pipe through the one-way oil inlet valve and the hydraulic oil pipe on the tee joint, high-pressure oil is squeezed into the energy accumulator from the hydraulic oil pipe at the upper end of the hydraulic cylinder through the one-way oil outlet valve and the high-pressure oil pipe on the tee joint, when the piston rod extends out, the low-pressure oil is sucked into the upper end of the hydraulic cylinder from the low-pressure oil pipe through the one-way oil inlet valve and the hydraulic oil pipe on the tee joint, the high-pressure oil is squeezed into the energy accumulator from the hydraulic oil pipe at the lower end of the hydraulic cylinder through the one-way oil outlet valve and the high-, the hydraulic motor rotates to drive the generator to generate electricity, low-pressure oil flows out of an oil outlet of the hydraulic motor to an oil tank, and the electromagnetic ball valve is closed when the high-pressure oil in the energy accumulator drops to a certain pressure value.
The utility model has the advantages that:
the utility model discloses a combination formula wave energy power generation facility and power generation method catches energy system and the eccentric pendulum-type energy system of multi freedom with the hydraulic pressure cantilever and catches energy system and platform and combine together, can make full use of platform wave energy resource on every side, provide the electric energy for the production life activity on the platform major structure. The connecting rod is respectively connected with the head of the cantilever frame and the multi-degree-of-freedom eccentric swinging type energy capturing system floating on the sea surface through spherical hinges at two ends of the connecting rod, so that the constraint of the connecting mode on the multi-degree-of-freedom eccentric swinging type energy capturing system can be greatly reduced. The two cantilever frames on the same side have one long and one short, so that the shielding and shielding effects of the front multi-degree-of-freedom eccentric swinging type energy capturing system and the hydraulic cantilever energy capturing system on the rear energy capturing system can be reduced, and the utilization efficiency of wave energy is improved.
Drawings
Fig. 1 is a schematic view of a connection relationship between hydraulic components on a marine platform in a power generation device disclosed in embodiment 1 of the present invention;
fig. 2 is a schematic view of a connection relationship between a hydraulic cantilever energy capturing system and a multi-degree-of-freedom eccentric pendulum energy capturing system in the power generation device disclosed in embodiment 1 of the present invention;
fig. 3 is a schematic view of an internal structure of a multi-degree-of-freedom eccentric pendulum energy capturing system in the power generation device disclosed in embodiment 1 of the present invention;
fig. 4 is a schematic view of the overall structure of the power generation device disclosed in embodiment 1 of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Embodiment 1, this embodiment discloses a combined wave energy power generation device, as shown in fig. 1, the power generation device includes an ocean platform 401, a low pressure oil pipe 302, a high pressure oil pipe 301, an energy accumulator 303, an electromagnetic ball valve 304, a hydraulic motor 305, a power generator 307 and an oil tank 306 are mounted on the ocean platform, wherein an oil inlet of the energy accumulator is connected with the high pressure oil pipe, an oil outlet of the energy accumulator is connected with an oil inlet of the electromagnetic ball valve through a pipeline, an oil outlet of the electromagnetic ball valve is connected with an oil inlet of the hydraulic motor through a pipeline, an oil outlet of the hydraulic motor is connected with the oil tank through a pipeline, the oil tank is also connected with the low pressure oil pipe, and in addition, a power output; as shown in figure 2, a steel frame 402 is arranged on the side surface of an ocean platform, the root of a cantilever bracket 202 is hinged with the bottom of the steel frame, the root of a hydraulic cylinder 203 is hinged with the top of the steel frame, the head of a piston rod in the hydraulic cylinder is hinged with the cantilever bracket, a hydraulic oil delivery pipe is respectively connected with the upper end and the lower end of the hydraulic cylinder, the tail end of each hydraulic oil delivery pipe is connected with a tee joint, each tee joint is connected with a low-pressure oil pipe on the ocean platform through a one-way oil inlet valve and is connected with a high-pressure oil pipe on the ocean platform through a one-way oil outlet valve, namely the upper end and the lower end of the hydraulic cylinder are respectively corresponding to the tee joint, each tee joint is connected with a one-way oil inlet valve, one joint is connected with a one-way oil outlet valve, one joint is connected with the hydraulic oil delivery pipe, each one-way oil inlet, the hydraulic oil delivery pipes are respectively connected to the upper ends or the lower ends of the hydraulic cylinders corresponding to the hydraulic oil delivery pipes. A floating box 204 which can float on the sea surface is fixedly arranged at the bottom of the cantilever frame; the connecting rod 201 is respectively connected with the head of the cantilever bracket and the multi-freedom eccentric pendulum energy catching system floating on the sea surface through spherical hinges at two ends of the connecting rod, as shown in fig. 3, the multiple-degree-of-freedom eccentric pendulum energy capturing system comprises a semi-ellipsoidal shell 101, an upper bracket 103 and a lower bracket 104 which are arranged in the horizontal direction are arranged in the semi-ellipsoidal shell, a generator 106 is arranged on the lower bracket, the electricity generated by the generator is transmitted to an energy storage device of the ocean platform, the bottom of the vertical main shaft is arranged on a bearing of the lower bracket, the top of the vertical main shaft penetrates through the upper bracket through the bearing on the upper bracket, a horizontal straight rod is fixedly arranged on the part of the vertical main shaft above the upper bracket, a pendulum bob 105 is arranged at the tail end of the horizontal straight rod, and the vertical main shaft is in transmission connection with the power input end of the lower bracket generator through a gear reversing speed-increasing transmission system 102.
In this embodiment, as shown in fig. 4, two steel frames are respectively disposed on two sides of the ocean platform, and a hydraulic cantilever energy capturing system and a multi-degree-of-freedom eccentric pendulum energy capturing system, which are composed of a cantilever frame, a hydraulic cylinder and a buoyancy tank, are mounted on each steel frame. And in the two cantilever brackets on the same side of the ocean platform, the cantilever bracket in front is shorter than the cantilever bracket in back, and the two hydraulic cantilever energy capturing systems in front and back are arranged in an array.
The gear reversing speed-increasing transmission system comprises a vertical main shaft, wherein a position between an upper support and a lower support is sequentially provided with a counterclockwise one-way bearing and a clockwise one-way bearing from top to bottom, the counterclockwise one-way bearing is provided with a first driving gear, the clockwise one-way bearing is provided with a second driving gear, a gear fixing plate is arranged between the upper support and the lower support, the gear fixing plate is provided with a driven shaft and an output shaft along the vertical direction, the driven shaft is provided with a driven gear meshed with the first driving gear, the output shaft is sequentially provided with a first output gear meshed with the driven gear and a second output gear meshed with the second driving gear from top to bottom, and the output shaft is also in transmission connection with a power input end of a lower support generator through a coupler.
The embodiment also discloses a power generation method, which uses the combined wave energy power generation device:
(1) after the power generation device is installed in place and started, under the action of sea surface waves, a semi-ellipsoidal shell of the multi-freedom-degree eccentric pendulum energy capturing system moves in multiple degrees of freedom, a vertical main shaft of the multi-freedom-degree eccentric pendulum energy capturing system is not orthogonal to a horizontal plane any more, an included angle is formed between a horizontal straight rod and the horizontal plane at the moment, a pendulum bob moves under the action of gravity, so that the horizontal straight rod drives the vertical main shaft to rotate, a gear reversing and speed increasing transmission system converts clockwise or anticlockwise rotation of the vertical main shaft into rotation in the same direction and then drives a generator to generate power, and the power generated by the generator is transmitted to an energy;
(2) after the power generation device is installed in place and started, the floating box floating on the sea surface fluctuates under the action of waves, so that the cantilever frame is driven to swing around the steel frame, a piston rod in the hydraulic cylinder makes reciprocating telescopic motion, when the piston rod retracts, low-pressure oil is squeezed into the energy accumulator from a low-pressure oil pipe through a one-way oil inlet valve on a tee joint (namely the tee joint corresponding to the lower end of the hydraulic cylinder) and a hydraulic oil conveying pipe, high-pressure oil is squeezed into the upper end of the hydraulic cylinder from the hydraulic oil conveying pipe on the upper end of the hydraulic cylinder through a one-way oil outlet valve on the tee joint (namely the tee joint corresponding to the upper end of the hydraulic cylinder) and the high-pressure oil pipe, when the piston rod extends out, the low-pressure oil is squeezed into the energy accumulator from the low-pressure oil pipe through the one-way oil inlet valve on the tee joint (namely the tee joint corresponding to the upper end of the hydraulic cylinder) and the one-way oil outlet valve on the tee joint (namely When the high pressure oil in the energy accumulator rises to a certain pressure value, the electromagnetic ball valve is opened, the high pressure oil enters the hydraulic motor and drives the hydraulic motor to rotate and then becomes low pressure oil, the hydraulic motor rotates to drive the generator to generate electricity, the low pressure oil flows out of an oil outlet of the hydraulic motor to an oil tank, and when the high pressure oil in the energy accumulator falls to the certain pressure value, the electromagnetic ball valve is closed, so that the high pressure oil in the energy accumulator is added again to continue to accumulate energy.
Claims (5)
1. The utility model provides a modular wave energy power generation facility which characterized in that: the power generation device comprises an ocean platform, wherein a low-pressure oil pipe, a high-pressure oil pipe, an energy accumulator, an electromagnetic ball valve, a hydraulic motor, a generator and an oil tank are arranged on the ocean platform, an oil inlet of the energy accumulator is connected with the high-pressure oil pipe, an oil outlet of the energy accumulator is connected with an oil inlet of the electromagnetic ball valve through a pipeline, an oil outlet of the electromagnetic ball valve is connected with an oil inlet of the hydraulic motor through a pipeline, an oil outlet of the hydraulic motor is connected with the oil tank through a pipeline, the oil tank is also connected with the low-pressure oil pipe, and in addition, a power; the method comprises the following steps that a steel frame is installed on the side face of an ocean platform, the root of a cantilever frame is hinged with the bottom of the steel frame, the root of a hydraulic cylinder is hinged with the top of the steel frame, the head of a piston rod in the hydraulic cylinder is hinged with the cantilever frame, the upper end and the lower end of the hydraulic cylinder are respectively connected with a hydraulic oil conveying pipe, the tail end of each hydraulic oil conveying pipe is connected with a tee joint, each tee joint is connected with a low-pressure oil pipe on the ocean platform through a one-way oil inlet valve and connected with a high-pressure oil pipe on the ocean platform through a one-way oil outlet valve, and a buoyancy tank capable of floating on; the multi-degree-of-freedom eccentric pendulum energy capturing system comprises a semi-ellipsoidal shell, an upper support and a lower support in the horizontal direction are mounted inside the semi-ellipsoidal shell, a generator is mounted on the lower support, electricity generated by the generator is transmitted to an ocean platform, the bottom of a vertical main shaft is mounted on a bearing of the lower support, the top of the vertical main shaft penetrates through the bearing on the upper support and penetrates out of the upper support, a horizontal straight rod is fixedly mounted on the part of the vertical main shaft above the upper support, a pendulum bob is mounted at the tail end of the horizontal straight rod, and the vertical main shaft is in transmission connection with a power input end of the lower support generator through a gear reversing speed-increasing transmission system.
2. A combined wave energy power plant according to claim 1, characterized in that: two steel frames are respectively arranged on two sides of the ocean platform, and a hydraulic cantilever energy capturing system and a multi-freedom-degree eccentric swinging energy capturing system which are composed of cantilever frames, hydraulic cylinders and floating boxes are respectively arranged on each steel frame.
3. A combined wave energy power plant according to claim 2, characterized in that: in the two cantilever brackets on the same side of the ocean platform, the cantilever bracket in the front is shorter than the cantilever bracket in the rear.
4. A combined wave energy power plant according to claim 1, characterized in that: and the electricity generated by the lower support generator is transmitted to an energy storage device of the ocean platform.
5. A combined wave energy power plant according to claim 1, characterized in that: the gear reversing speed-increasing transmission system comprises a vertical main shaft, wherein a position between an upper support and a lower support is sequentially provided with a counterclockwise one-way bearing and a clockwise one-way bearing from top to bottom, the counterclockwise one-way bearing is provided with a first driving gear, the clockwise one-way bearing is provided with a second driving gear, a gear fixing plate is arranged between the upper support and the lower support, the gear fixing plate is provided with a driven shaft and an output shaft along the vertical direction, the driven shaft is provided with a driven gear meshed with the first driving gear, the output shaft is sequentially provided with a first output gear meshed with the driven gear and a second output gear meshed with the second driving gear from top to bottom, and the output shaft is also in transmission connection with a power input end of a lower support generator through a coupler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201920192981.2U CN210317588U (en) | 2019-02-13 | 2019-02-13 | Combined wave power generation device |
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| CN201920192981.2U CN210317588U (en) | 2019-02-13 | 2019-02-13 | Combined wave power generation device |
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| CN210317588U true CN210317588U (en) | 2020-04-14 |
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| CN201920192981.2U Withdrawn - After Issue CN210317588U (en) | 2019-02-13 | 2019-02-13 | Combined wave power generation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109763931A (en) * | 2019-02-13 | 2019-05-17 | 中国海洋大学 | A kind of combined type wave energy generating set and electricity-generating method |
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2019
- 2019-02-13 CN CN201920192981.2U patent/CN210317588U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109763931A (en) * | 2019-02-13 | 2019-05-17 | 中国海洋大学 | A kind of combined type wave energy generating set and electricity-generating method |
| CN109763931B (en) * | 2019-02-13 | 2024-02-20 | 中国海洋大学 | Combined wave energy power generation device and power generation method |
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