CN219242088U - Hydraulic control system for sea wave power generator set - Google Patents
Hydraulic control system for sea wave power generator set Download PDFInfo
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- CN219242088U CN219242088U CN202320076398.1U CN202320076398U CN219242088U CN 219242088 U CN219242088 U CN 219242088U CN 202320076398 U CN202320076398 U CN 202320076398U CN 219242088 U CN219242088 U CN 219242088U
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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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
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Abstract
The utility model discloses a hydraulic control system, in particular a hydraulic control system for a sea wave power generator set, and belongs to the technical field of design and manufacture of hydraulic control equipment. The hydraulic control system for the sea wave power generator set can effectively convert ocean wave energy and tidal energy into energy which can be used by human beings. The hydraulic control system at least comprises a tidal power generation control unit and a hydraulic station, wherein an oil liquid conveying end of the tidal power generation control unit is connected with the hydraulic station, and a tidal power generator set connected with an external power floater through the tidal power generation control unit drives the tidal power generator set to generate power by utilizing fluctuation and tide power of sea waves under the cooperation of the tidal power generation control unit.
Description
Technical Field
The utility model relates to a hydraulic control system, in particular to a hydraulic control system for a sea wave power generator set, and belongs to the technical field of design and manufacture of hydraulic control equipment.
Background
Ocean wave energy and tidal energy are inexhaustible clean energy sources, and natural energy from universe is converted into energy required by human beings, such as electric energy becomes an indispensable part of human energy. Tidal energy is a periodic natural seawater fluctuation phenomenon generated by the action of the gravity of the moon, the sun and other celestial bodies on the seawater; wave energy is formed by the atmosphere and sea in the process of mutual influence, and has certain kinetic energy and potential energy due to the fact that waves which never stop and periodically fluctuate are formed under the action of gravity of wind and sea water. In the prior art, there is no technology available for reference how to realize effective utilization of ocean wave energy and tidal energy.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: the hydraulic control system for the sea wave power generator set can effectively convert ocean wave energy and tidal energy into energy which can be used by human beings.
The technical scheme adopted for solving the technical problems is as follows: the hydraulic control system at least comprises a tidal power generation control unit and a hydraulic station, wherein an oil conveying end of the tidal power generation control unit is connected with the hydraulic station, and the tidal power generation unit connected with an external power floater through the tidal power generation control unit drives the tidal power generation unit to generate power by utilizing fluctuation tide power of sea waves under the cooperation of the tidal power generation control unit.
Further, the hydraulic control system also comprises a wave power generation control unit, and an oil liquid conveying end of the wave power generation control unit is also connected with the hydraulic station; the wave power generation control unit is matched with the wave power generation set, and the wave power in all directions of the wave is utilized to drive the wave power generation set to generate power.
The hydraulic control system also comprises a float height adjusting and locking cylinder group, and the external power floats are locked in the vertical direction through the float height adjusting and locking cylinder group connected to the tidal power generation control unit.
Further, the float height adjusting and locking cylinder group comprises a motor pump group, a secondary telescopic cylinder and a hydraulic winch, wherein the secondary telescopic cylinder and the hydraulic winch lock an external power float along the vertical direction through the driving force output by the motor pump group.
The optimal mode of the scheme is that the tidal power generation control unit at least comprises two groups of reversing valves and two groups of balance valves, one infusion end of the tidal power generation control unit is connected with a hydraulic station through a motor pump set of a float height adjusting and locking oil cylinder group, and a second-stage telescopic oil cylinder of the float height adjusting and locking oil cylinder group and a hydraulic winch are connected in parallel at the tail end of the motor pump set through one group of reversing valves and one group of balance valves respectively.
Further, the tidal power generation control unit also comprises a loading control valve and an overflow valve, wherein the loading control valve is arranged at the output end of the motor pump set, and the other infusion end of the tidal power generation control unit is connected with the hydraulic station through the reversing valve.
The wave power generation control unit comprises a wave power conversion oil cylinder group and a generator driving valve group, one end of the generator driving valve group is connected with the hydraulic station, the other end of the generator driving valve group is connected with one end of the wave power conversion oil cylinder group, and the other end of the wave power conversion oil cylinder group is connected with the hydraulic station.
Further, the wave energy conversion oil cylinder group comprises at least four groups of hydraulic cylinders which are connected in parallel, the rod ends of the hydraulic cylinders of each group are respectively and simultaneously connected with the hydraulic station, the rod ends of the hydraulic cylinders of each group are connected with the generator driving valve group after being connected in parallel through one conveying end, the rod ends of the hydraulic cylinders of each group are connected with the hydraulic station through the other conveying end, the two conveying ends of the rod ends of the hydraulic cylinders of each group are respectively connected with the one-way valve in series, and the hydraulic cylinders of each group are respectively connected with the floater through piston rods arranged in the hydraulic cylinders of each group.
The preferable mode of the scheme is that the conveying end of each group of hydraulic cylinders which are connected in parallel is also connected with a high-pressure filter and an energy accumulator.
Further, the generator driving valve group comprises a primary pressure control valve, a secondary pressure control valve, a generator motor, a proportional reversing valve, a throttle valve and an oil inlet one-way valve, one ends of the primary pressure control valve, the secondary pressure control valve, the generator motor and the throttle valve which are connected in parallel are connected with a hydraulic station, the other ends of the primary pressure control valve, the secondary pressure control valve, the generator motor and the throttle valve which are connected in parallel are connected with one ends of all groups of hydraulic cylinders which are connected in parallel through high-pressure filters and are not connected with the hydraulic station, and the proportional reversing valve is arranged on a parallel line between the primary pressure control valve and the secondary pressure control valve.
The beneficial effects of the utility model are as follows: according to the technical scheme, the hydraulic control system at least comprising the tidal power generation control unit and the hydraulic station is arranged, the oil conveying end of the tidal power generation control unit is connected with the hydraulic station, and then the tidal power generation unit connected with the external power floater through the tidal power generation control unit drives the tidal power generation unit to generate power by utilizing fluctuation tide power of sea waves under the cooperation of the tidal power generation control unit. Therefore, ocean tide can be at least effectively converted into electric energy which is generated under the control of the tidal power generation control unit through the tidal power generation control unit under the cooperation of the hydraulic station, and the purpose that ocean wave energy and tidal energy can be effectively converted into energy which can be used by human beings is achieved.
Drawings
Fig. 1 is a schematic structural diagram of a hydraulic control system for an ocean wave power generator set according to the present utility model.
Marked in the figure as: the tidal power generation control unit 1, the hydraulic station 2, the wave power generation control unit 3, the float height adjustment and locking cylinder group 4, the motor pump group 5, the secondary telescopic cylinder 6, the hydraulic winch 7, the reversing valve 8, the balance valve 9, the loading control valve 10, the overflow valve 11, the wave power conversion cylinder group 12, the generator driving valve group 13, the hydraulic cylinder 14, the one-way valve 15, the piston rod 16, the high-pressure filter 17, the energy accumulator 18, the primary pressure control valve 19, the secondary pressure control valve 20, the generator motor 21, the proportional reversing valve 22, the throttle valve 23 and the oil inlet one-way valve 24.
Detailed Description
The hydraulic control system for the sea wave power generator set, which is provided by the utility model, can effectively convert ocean wave energy and tidal energy into energy which can be used by human beings, is shown in fig. 1. The hydraulic control system at least comprises a tidal power generation control unit 1 and a hydraulic station 2, wherein an oil liquid conveying end of the tidal power generation control unit 1 is connected with the hydraulic station 2, and a tidal power generation unit connected with an external power floater through the tidal power generation control unit 1 drives the tidal power generation unit to generate power by utilizing fluctuation tide power of sea waves under the cooperation of the tidal power generation control unit 1. According to the technical scheme, the hydraulic control system at least comprising the tidal power generation control unit and the hydraulic station is arranged, the oil conveying end of the tidal power generation control unit is connected with the hydraulic station, and then the tidal power generation unit connected with the external power floater through the tidal power generation control unit drives the tidal power generation unit to generate power by utilizing fluctuation tide power of sea waves under the cooperation of the tidal power generation control unit. Therefore, ocean tide can be at least effectively converted into electric energy which is generated under the control of the tidal power generation control unit through the tidal power generation control unit under the cooperation of the hydraulic station, and the purpose that ocean wave energy and tidal energy can be effectively converted into energy which can be used by human beings is achieved.
In the above embodiment, in order to make maximum use of ocean energy, and simplify the structure of the hydraulic control system of the present application, and improve the compactness of the whole system, the hydraulic control system of the present application further includes a wave power generation control unit 3 and a float height adjusting and locking cylinder group 4, where an oil delivery end of the wave power generation control unit 3 is also connected with the hydraulic station 2; the wave power generation control unit 3 is matched with the wave power generation control unit 3 to drive the wave power generation unit to generate power by utilizing the wave power of the sea wave in all directions; the external power float is locked in the vertical direction with the locking cylinder group 4 by the float height adjustment connected to the tidal power control unit. At this time, preferably, the float height adjusting and locking cylinder group 4 includes a motor pump group 5, a secondary telescopic cylinder 6 and a hydraulic winch 7, and the secondary telescopic cylinder 6 and the hydraulic winch 7 lock an external power float in a vertical direction by a driving force output from the motor pump group 5.
Further, in order to utilize the existing standard components as far as possible, reduce the use of special spare part, be convenient for make, equipment and follow-up the general neck repair, tidal power generation control unit 1 of this application include two sets of switching-over valves 8 and two sets of balanced valves 9 at least, a transfusion end of tidal power generation control unit 1 is connected with hydraulic pressure station 2 through the motor pump package 5 of float altitude mixture control and locking hydro-cylinder group 4, the second grade telescopic hydro-cylinder 6 of float altitude mixture control and locking hydro-cylinder group 8 and hydraulic winch 7 respectively through a set of switching-over valve 8 and a set of balanced valve 9 parallelly connected at the end of motor pump package 5. At this time, for convenience in control, the tidal power generation control unit 1 further includes a loading control valve 10 and an overflow valve 11, the loading control valve 10 is disposed at the output end of the motor pump unit 5, and the other infusion end of the tidal power generation control unit 1 is connected with the hydraulic station 2 through the reversing valve 8. Correspondingly, the wave power generation control unit 3 comprises a wave power conversion cylinder group 12 and a generator drive valve group 13, one end of the generator drive valve group 13 is connected with the hydraulic station 2, the other end of the generator drive valve group 13 is connected with one end of the wave power conversion cylinder group 12, and the other end of the wave power conversion cylinder group 12 is connected with the hydraulic station 2. At this time, the wave energy conversion cylinder group 12 includes at least four groups of parallel hydraulic cylinders 14, the rod ends of each group of hydraulic cylinders 14 are respectively connected with the hydraulic station 2 at the same time, the rod ends of each group of hydraulic cylinders 14 are connected with the generator driving valve group 13 after being connected in parallel through one conveying end, the rod ends of each group of hydraulic cylinders 14 are connected with the hydraulic station 2 through the other conveying end, the two conveying ends of the rod ends of each group of hydraulic cylinders 14 are respectively connected with one-way valves 15 in series, and each group of hydraulic cylinders 14 are respectively connected with the floats through piston rods 16 arranged in the hydraulic cylinders. A high-pressure filter 17 and an accumulator 18 are also connected to the parallel connected delivery ends of the hydraulic cylinders 14. At this time, preferably, the generator driving valve set 13 includes a primary pressure control valve 19, a secondary pressure control valve 20, a generator motor 21, a proportional reversing valve 22, a throttle valve 23 and an oil inlet check valve 24, one ends of the primary pressure control valve 19, the secondary pressure control valve 20, the generator motor 21 and the throttle valve 23 which are connected in parallel are all connected with the hydraulic station 2, and the other ends of the primary pressure control valve 19, the secondary pressure control valve 20, the generator motor 21 and the throttle valve 23 which are connected in parallel are connected with one ends of the hydraulic cylinders 14 which are not connected with the hydraulic station 2 in parallel through a high-pressure filter 17, and the proportional reversing valve 22 is arranged on a parallel line between the primary pressure control valve 19 and the secondary pressure control valve 20.
In summary, the design concept of the application is that the tide pushes the floater to rise and fall, the lifting of the floater drives the screw rod to rotate, the screw rod rotates to drive the generator to rotate, so that the generated electric energy can be used for any equipment or device needing electricity, the height of the position of the floater can be adjusted through the two-stage telescopic oil cylinder, and the condition that the height of the non-tide level can be met can generate electricity can be met;
wave promotes the front and back left and right swing of float, and swing mechanism drive pneumatic cylinder reciprocating motion, and the bridge type return circuit that constitutes through the check valve is continuous to be absorbed from the oil tank, and the oil extraction to produce continuous hydraulic energy, transmit to control valve piece and energy storage ware, can make the motor continuously operate through the control valves, thereby drive engine work. The swing mechanism can be locked when the proportional electromagnetic valve is powered off; when the proportional electromagnetic valve is powered on, the generator works to generate electricity.
The hydraulic control system has the working principle that sea waves push the hydraulic cylinder to extend, the oil cylinder does not have a dry cavity for absorbing oil, hydraulic oil enters a rodless cavity of the hydraulic cylinder through a pipeline via an oil inlet one-way valve 18, and the hydraulic oil in the rod cavity is discharged back to the oil tank; when sea waves push the hydraulic cylinder to retract, the rod cavity of the hydraulic cylinder 16 absorbs oil from the oil tank through a pipeline, hydraulic oil in the rodless cavity of the hydraulic cylinder 16 flows out through the oil outlet one-way valve 17 after being increased by the oil cylinder, the hydraulic oil enters the generator motor 11 through the proportional valve after absorbing the oil pulsation through the energy accumulator 13, the high-pressure oil pushes the generator motor to rotate, and the motor drives the generator to rotate, so that the function of converting ocean wave energy into electric energy is realized; the opening size of the proportional reversing valve can be adjusted to control the rotation speed of the motor of the generator, so that the power generation of the generator is controlled, and the generator is prevented from being damaged due to the fact that the wave energy is too high; the working flow reciprocates, and power generation can be continuously performed only by ocean waves without additional energy.
Claims (10)
1. A hydraulic control system for wave power generating set, its characterized in that: the hydraulic control system at least comprises a tidal power generation control unit (1) and a hydraulic station (2), wherein an oil conveying end of the tidal power generation control unit (1) is connected with the hydraulic station (2), and a tidal power generation unit connected with an external power floater through the tidal power generation control unit (1) drives the tidal power generation unit to generate power by utilizing fluctuation tide power of sea waves under the cooperation of the tidal power generation control unit (1).
2. The hydraulic control system for an ocean wave power generator set of claim 1, wherein: the hydraulic control system also comprises a wave power generation control unit (3), and the oil liquid conveying end of the wave power generation control unit (3) is also connected with the hydraulic station (2); the wave power generation control unit (3) is matched with the wave power generation control unit (3) to drive the wave power generation unit to generate power by utilizing wave power of sea waves in all directions.
3. The hydraulic control system for an ocean wave power generator set of claim 2, wherein: the hydraulic control system also comprises a float height adjusting and locking cylinder group (4), and an external power float is locked in the vertical direction through the float height adjusting and locking cylinder group (4) connected to the tidal power generation control unit.
4. A hydraulic control system for a sea wave power generator set according to claim 3, characterized in that: the float height adjusting and locking cylinder group (4) comprises a motor pump group (5), a secondary telescopic cylinder (6) and a hydraulic winch (7), wherein the secondary telescopic cylinder (6) and the hydraulic winch (7) lock an external power float along the vertical direction through the driving force output by the motor pump group (5).
5. A hydraulic control system for a sea wave power generator set according to claim 2, 3 or 4, characterized in that: the tidal power generation control unit (1) at least comprises two groups of reversing valves (8) and two groups of balance valves (9), one infusion end of the tidal power generation control unit (1) is connected with the hydraulic station (2) through a motor pump set (5) of the float height adjustment and locking oil cylinder group (4), and a second-stage telescopic oil cylinder (6) of the float height adjustment and locking oil cylinder group (4) and a hydraulic winch (7) are connected in parallel at the tail end of the motor pump set (5) through a group of reversing valves (8) and a group of balance valves (9) respectively.
6. The hydraulic control system for an ocean wave power generator set of claim 5, wherein: the tidal power generation control unit (1) further comprises a loading control valve (10) and an overflow valve (11), the loading control valve (10) is arranged at the output end of the motor pump set (5), and the other infusion end of the tidal power generation control unit (1) is connected with the hydraulic station (2) through the reversing valve (8).
7. The hydraulic control system for an ocean wave power generator set of claim 6, wherein: the wave power generation control unit (3) comprises a wave energy conversion oil cylinder group (12) and a generator drive valve group (13), one end of the generator drive valve group (13) is connected with the hydraulic station (2), the other end of the generator drive valve group (13) is connected with one end of the wave energy conversion oil cylinder group (12), and the other end of the wave energy conversion oil cylinder group (12) is connected with the hydraulic station (2).
8. The hydraulic control system for an ocean wave power generator set of claim 7, wherein: the wave energy conversion oil cylinder groups (12) comprise at least four groups of hydraulic cylinders (14) which are connected in parallel, the rod ends of the hydraulic cylinders (14) of each group are respectively and simultaneously connected with the hydraulic station (2), the rod ends of the hydraulic cylinders (14) of each group are connected with the generator driving valve group (13) after being connected in parallel through one conveying end, the rod ends of the hydraulic cylinders (14) of each group are connected with the hydraulic station (2) through the other conveying end, the two conveying ends of the rod ends of the hydraulic cylinders (14) of each group are respectively and serially connected with one-way valves (15), and the hydraulic cylinders (14) of each group are respectively connected with a floater through piston rods (16) which are arranged in the hydraulic cylinders.
9. The hydraulic control system for an ocean wave power generator set of claim 8, wherein: the conveying end of each group of hydraulic cylinders (14) is also connected with a high-pressure filter (17) and an energy accumulator (18).
10. The hydraulic control system for an ocean wave power generator set of claim 9, wherein: the generator drive valve group (13) comprises a primary pressure control valve (19), a secondary pressure control valve (20), a generator motor (21), a proportional reversing valve (22), a throttle valve (23) and an oil inlet one-way valve (24), wherein one ends of the primary pressure control valve (19), the secondary pressure control valve (20), the generator motor (21) and the throttle valve (23) which are connected in parallel are connected with the hydraulic station (2), the other ends of the primary pressure control valve (19), the secondary pressure control valve (20), the generator motor (21) and the throttle valve (23) which are connected in parallel are connected with one end of each group of hydraulic cylinders (14) which are connected in parallel, which is not connected with the hydraulic station (2), and the proportional reversing valve (22) is arranged on a parallel line between the primary pressure control valve (19) and the secondary pressure control valve (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320076398.1U CN219242088U (en) | 2023-01-10 | 2023-01-10 | Hydraulic control system for sea wave power generator set |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202320076398.1U CN219242088U (en) | 2023-01-10 | 2023-01-10 | Hydraulic control system for sea wave power generator set |
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| CN219242088U true CN219242088U (en) | 2023-06-23 |
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| CN202320076398.1U Active CN219242088U (en) | 2023-01-10 | 2023-01-10 | Hydraulic control system for sea wave power generator set |
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