CN206071790U - A kind of compound hydraulic drive type wave energy generating set - Google Patents
A kind of compound hydraulic drive type wave energy generating set Download PDFInfo
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- CN206071790U CN206071790U CN201621081143.0U CN201621081143U CN206071790U CN 206071790 U CN206071790 U CN 206071790U CN 201621081143 U CN201621081143 U CN 201621081143U CN 206071790 U CN206071790 U CN 206071790U
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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 kind of compound hydraulic drive type wave energy generating set disclosed in this utility model, single-rod piston hydraulic cylinder are connected with wave energy absorbing device, and two end interface of single-rod piston hydraulic cylinder is connected with double-acting supercharger；Double-acting supercharger is in parallel with check valve, check valve oil-out is connected with high-pressure oil passage, high-pressure oil passage is connected with accumulator by three-position four-way electromagnetic directional valve, accumulator is in parallel with pressure switch, electromagnetic relief pressure valve, proportional velocity regulating valve, pressure transducer, overflow valve and hydraulic motor are sequentially connected in series on high-pressure oil passage, and be connected with controller respectively, hydraulic motor output shaft is connected with TRT, photoelectric encoder respectively, accumulator is connected in parallel between the oil-in of check valve and oil-out, and check valve is connected with oil feeding reservoir and accesses low pressure oil way.This utility model converts wave energy into stable mechanical energy using the up and down motion of wave, so as to drive electrical power generators, the energy of stability and high efficiency is provided for system by charger boost and accumulator accumulation of energy, the utilization ratio of wave energy is effectively improved.
Description
Technical field
The present invention relates to wave power utilization technology, specifically a kind of compound hydraulic drive type wave energy generating set.
Background technology
As the progress of human society, society are increasing to the demand of the energy, the non-renewable energy such as traditional energy is day by day
Exhaustion, the too high environmental problem that can also cause World Focusing of its carbon emission amount, wave energy as a kind of clean reproducible energy, its
Reserves are huge.Using its Large Marine Ecosystem big country research tendency each into the world that generated electricity.Kinetic energy contained by wave energy is probably wind energy
1000 times, it allows less equipment to produce electric power using which.Meanwhile, the density of water is 850 times of air, therefore the electricity of water
Power yield is more notable than air much higher.Different with wind energy and solar energy, the fertile electric power of wave has persistence.While ripple
Wave can also have unstability, so the kind of drive being suitable for into a kind of comparison using hydraulic drive.Due to hydraulic drive system
System small volume, transmission power are larger, it is possible to achieve the forms of motion of transfer complex in the less space, and easily realize overload
The advantages of protection accumulation of energy is protected, hydraulic way is in wave-energy power generation field with extensive.The big state in each ocean in the world all attaches great importance to
Research in terms of wave-energy power generation, China starts late, and the mechanism for being mainly engaged in wave energy research mainly has the Chinese Academy of Sciences wide
State Energy Research Institute etc., therefore, it is significant for our researchers with wave-energy power generation.
It is a kind of for varying load droop control wave energy that China Patent No. has been 201410179733.6 disclosure of the invention
Electric Hydraulic Power Transmission System, including through-rod piston hydraulic cylinder moved back and forth under the drive of Wave energy collecting device, and then drive two
Four, end single-rod piston hydraulic cylinder is moved back and forth, and four cylinders can be adjusted by the regulation of electromagnetic valve and is changed into twin-tub operation.But,
The invention does not have an obvious rollback power-assisted to Wave energy collecting device, and in not explicitly pointing out system solenoid valve from what
, there is weaker defect.
The content of the invention
In order to solve above-mentioned technical problem, the present invention provides a kind of hydraulic energy-accumulating, exports constant, and is supplied using solar energy
The compound hydraulic drive type wave energy generating set of electricity.
The technical solution adopted in the present invention is：
A kind of compound hydraulic drive type wave energy generating set, including Wave energy collecting device and the oil being connected with the device
Road, unlike the prior art：
Also include single-rod piston hydraulic cylinder, double-acting supercharger, check valve, three-position four-way electromagnetic directional valve, pressure relay
Device, accumulator, electromagnetic relief pressure valve, proportional velocity regulating valve, overflow valve, hydraulic motor, TRT, oil feeding reservoir, pressure transducer, light
Photoelectric coder, controller and solar panel；
The single-rod piston hydraulic cylinder is connected with wave energy absorbing device, two end interface of single-rod piston hydraulic cylinder and double acting
Supercharger connects；Double-acting supercharger is in parallel with check valve, and check valve oil-out is connected with high-pressure oil passage, and high-pressure oil passage passes through three
Position four-way electromagnetic reversing valve is connected with accumulator, and accumulator is in parallel with pressure switch, electromagnetic relief pressure valve, proportional velocity regulating valve, pressure
Force transducer, overflow valve and hydraulic motor are sequentially connected in series on high-pressure oil passage, and are connected with controller respectively, hydraulic motor output
Axle is connected with TRT, photoelectric encoder respectively, and accumulator is connected in parallel between the oil-in of check valve and oil-out, check valve
Connect with oil feeding reservoir and access low pressure oil way.
The check valve includes that the first check valve, the second check valve, the 3rd check valve, the 4th check valve and the 5th are unidirectional
Valve, wherein：Double-acting supercharger one end is in parallel with the second check valve with the first check valve respectively, and the other end is unidirectional with the 3rd respectively
Valve and the 4th check valve are in parallel, and the 3rd check valve oil-out is incorporated to high-pressure oil passage after connecting with the second check valve oil-out, and first
Check valve is in parallel with the 4th check valve oil-in, and the 5th check valve accesses low pressure oil way after connecting with oil feeding reservoir.
The pressure switch includes first pressure relay and second pressure relay；Accumulator includes the first accumulation of energy
Device, the second accumulator and the 3rd accumulator, wherein：First accumulator and the second accumulator respectively with three-position four-way electromagnetic directional valve
Connection, the first accumulator oil-in are in parallel with first pressure relay, and the second accumulator oil-in is with second pressure relay simultaneously
Connection, the 3rd accumulator are connected in parallel between the 3rd check valve oil-in and the 4th check valve oil-out.
The solar panel is powered for electric-control system.
The present invention operation principle be：Wave energy collecting device is driven by sea water, single-rod piston hydraulic cylinder, double cropping is promoted
Hydraulic oil is input into supercharger oil circuit, hydraulic oil is sent to high-pressure oil passage accumulation of energy group through the 3rd check valve, the second check valve, not
It is disconnected to fill oil extraction and reach the purpose for providing a system to stable high voltage.The pressure and flow of system is by electromagnetic relief pressure valve and proportional velocity regulating valve
To adjust, system low-voltage oil circuit is provided with accumulator and provides repairing and the effect of boosting.In the system, accumulator group has and persistently fills
Oil extraction provides the function of continuous high-pressure oil for system, and accumulator group in the course of the work, controls 3-position 4-way electricity by controller
It is oil-filled for the first accumulator that magnetic reversal valve is transferred to left position by middle position, and when the first energy storage pressure reaches set pressure, first presses
Power relay sends signal to controller, and controller control three-position four-way electromagnetic directional valve is transferred to right position, is continued to the second accumulation of energy
Device fuel feeding, while the first accumulator oil extraction, when the second accumulator set pressure is reached, second pressure relay is sent out to controller
Go out signal, controller controls three-position four-way electromagnetic directional valve again and is transferred to left position, works down successively, can reach and be constantly
System confesses the purpose of hydraulic oil, meanwhile, solar panel is powered for electric-control system.
Beneficial benefit produced by the present invention is：Stable machinery is converted wave energy into using the up and down motion of wave
Can, so as to drive electrical power generators, the energy of stability and high efficiency is provided for system by charger boost and accumulator accumulation of energy, effectively
Improve the utilization ratio of wave energy, be adapted to inshore wave power utilization.
Description of the drawings
The present invention is further described below in conjunction with the accompanying drawings.
Fig. 1 is mechanism principle figure of the present invention；
Fig. 2 is control block diagram of the present invention.
In figure：1. single-rod piston hydraulic cylinder, 2. double-acting supercharger, 3. the first check valve, 4. the second check valve, 5. the 3rd
Check valve, 6. the 4th check valve, 7. the 5th check valve, 8. the 3rd accumulator, 9. three-position four-way electromagnetic directional valve, 10. the first pressure
Power relay, 11. second pressure relays, 12. first accumulators, 13. second accumulators, 14. electromagnetic relief pressure valves, 15. ratios
Flow speed control valve, 16. overflow valves, 17. hydraulic motors, 18. TRTs, 19. oil feeding reservoirs, 20. pressure transducers, 21. photoelectric codings
Device, 22.PID controllers, 23. solar panels.
Specific embodiment
Refering to Fig. 1, a kind of compound hydraulic drive type wave energy generating set, by single-rod piston hydraulic cylinder 1, double acting supercharging
Device 2, the first check valve 3, the second check valve 4, the 3rd check valve 5, the 4th check valve 6, the 5th check valve 7,3-position 4-way electromagnetism
Reversal valve 9, first pressure relay 10, second pressure relay 11, the first accumulator 12, the second accumulator 13, the 3rd accumulation of energy
Device 8, electromagnetic relief pressure valve 14, proportional velocity regulating valve 15, overflow valve 16, hydraulic motor 17, TRT 18, oil feeding reservoir 19, pressure are passed
Sensor 20, photoelectric encoder 21, PID controller 22 and solar panel 23 are constituted；
Single-rod piston hydraulic cylinder 1 is connected with wave energy absorbing device；1 liang of end interface of single-rod piston hydraulic cylinder and double acting
Supercharger 2 connects；2 one end of double-acting supercharger the first check valve 3 of parallel connection and the second check valve 4, other end parallel connection the 3rd are unidirectional
Valve 5 and the 4th check valve 6,5 oil-out of the 3rd check valve connect to 4 oil-out of the second check valve and are incorporated to high-pressure oil passage, high-pressure oil passage
9 oil-in of three-position four-way electromagnetic directional valve is accessed, three-position four-way electromagnetic directional valve 9 picks out the first accumulator 12 and the second accumulator
13, in 12 oil-in of the first accumulator parallel connection first pressure relay 10, in 13 oil-in of the second accumulator parallel connection second pressure
Relay 11,9 oil-out of three-position four-way electromagnetic directional valve take back high-pressure oil passage, and electromagnetic relief pressure valve is sequentially connected in series on high-pressure oil passage
14, electromagnetic speed-adjusting valve 15, pressure transducer 20, overflow valve 16, hydraulic motor 17, hydraulic motor output shaft is connected to generating and fills 18,
And photoelectric encoder 21 is connected to, the 3rd accumulator 8 is connected in parallel between 5 oil-in of the 3rd check valve and 6 oil-out of the 4th check valve,
First check valve 3 is in parallel with 6 oil-in of the 4th check valve, and the 5th check valve 7 is connected with oil feeding reservoir 19 and accesses low pressure oil way.The sun
Energy cell panel 23 is powered for electric-control system.
The present invention practical work process be：After absorption device energy absorption, by driving single-rod piston hydraulic cylinder 1
Motion, and then drive the reciprocating motion of double-acting supercharger 2 to provide hydraulic oil for system, hydraulic oil is constantly filled for accumulator group
Oil, accumulator group is to the continuous oil extraction of systems stay, while the 3rd accumulator 8 can play low pressure oil way repairing and boosting single pole is lived
The effect of plug hydraulic cylinder.Meanwhile, electric-control system is powered by solar panel 23, can complicated utilization clean energy resource, more greatly
Improve the utilization ratio of wave energy in ground.
When moving right in horizontal bar piston hydraulic cylinder 1 such as Fig. 1, hydraulic oil is through 2 left chamber of double-acting supercharger pressurization Jing
Cross the second check valve 4 and flow to high-pressure oil passage, when horizontal bar piston hydraulic cylinder 1 is to left movement, hydraulic oil Jing double-acting superchargers 2 are right
Chamber pressurization flows to high-pressure oil passage through the 3rd check valve 5.
In the system, accumulator group includes three-position four-way electromagnetic directional valve 9, first pressure relay 10, second pressure relay
Device 11, the first accumulator 12, the second accumulator 13, its have persistently fill oil extraction for system provide continuous high-pressure oil function, its
The course of work is as follows, and it is that the first accumulator 12 is oil-filled that controller 22 controls three-position four-way electromagnetic directional valve and is transferred to left position by middle position,
When 12 pressure of the first accumulator reaches set pressure, first pressure relay 10 is controlled to 22 sender of controller, controller 22
Three-position four-way electromagnetic directional valve is transferred to right position, continues to give the second accumulator 13 fuel feeding, while 12 oil extraction of the first accumulator, when reaching
During the second accumulator set pressure, to 22 sender of controller, controller controls 3-position 4-way electromagnetism and changes second pressure relay again
Left position is transferred to valve, is worked down successively, the purpose that hydraulic oil is constantly confessed for system can be reached.
Oil liquid pressure is converted into electric signal and passes to controller 22 by pressure transducer 20, and controller 22 is according to signal of telecommunication sender
Control electromagnetic relief pressure valve 14 is so as to stabilisation systemss pressure.
17 invariablenes turning speed of hydraulic motor to be ensured, therefore the detection hydraulic motor of electromagnetic encoder 21 is installed on hydraulic motor 17
Rotating speed, by electric signal transmission to controller 22,22 sender of controller control 15 restriction of proportional velocity regulating valve is big for photoelectric encoder 21
It is little constant so as to ensure the flow for being input to hydraulic motor 17.
For anti-locking system because leakage causes pipeline internal drop to lose, oil feeding reservoir 21 is set in low pressure oil way, while in low pressure
Oil circuit arranges the 3rd accumulator 8, can be system repairing by filling oil extraction, and being capable of boosting hydraulic cylinder backhaul.
Solar panel 26 is by absorbing solar energy by the electrical power storage changed in multistage accumulator, so as to for system
Continued power.
As shown in Fig. 2 hydraulic motor rotary speed is sent to controller by photoelectric encoder by electricity generation system, controller according to
Transmission signal control proportional velocity regulating valve restriction size is constant so as to control hydraulic motor rotary speed；By pressure transducer by hydraulic pressure
Motor pressure is sent to controller, and the signal that controller is spread out of according to pressure transducer controls electromagnetic relief pressure valve to adjust system pressure
Power；First accumulator set pressure is converted into by the signal of telecommunication by first pressure relay and sends controller to, controller is by three
Position four-way solenoid valve is transferred to left position, and the first accumulator of control is oil-filled, the second accumulator oil extraction；By second pressure relay by
Two accumulator set pressures are converted into the signal of telecommunication and send controller to, and three position four-way electromagnetic valve is transferred to right position by controller, control
First accumulator oil extraction, the second accumulator are oil-filled.
Claims (4)
1. a kind of compound hydraulic drive type wave energy generating set, including Wave energy collecting device and the oil being connected with the device
Road, is characterized in that：
Also include single-rod piston hydraulic cylinder, double-acting supercharger, check valve, three-position four-way electromagnetic directional valve, pressure switch, storage
Can device, electromagnetic relief pressure valve, proportional velocity regulating valve, overflow valve, hydraulic motor, TRT, oil feeding reservoir, pressure transducer, photoelectricity volume
Code device, controller and solar panel；
The single-rod piston hydraulic cylinder is connected with wave energy absorbing device, and two end interface of single-rod piston hydraulic cylinder is pressurized with double acting
Device connects；Double-acting supercharger is in parallel with check valve, and check valve oil-out is connected with high-pressure oil passage, and high-pressure oil passage passes through three four
Electric change valve is connected with accumulator, and accumulator is in parallel with pressure switch, and electromagnetic relief pressure valve, proportional velocity regulating valve, pressure are passed
Sensor, overflow valve and hydraulic motor are sequentially connected in series on high-pressure oil passage, and are connected with controller respectively, hydraulic motor output shaft point
Be not connected with TRT, photoelectric encoder, accumulator is connected in parallel between the oil-in of check valve and oil-out, check valve with mend
Fuel tank series connection accesses low pressure oil way.
2. compound hydraulic drive type wave energy generating set according to claim 1, is characterized in that：The check valve includes
First check valve, the second check valve, the 3rd check valve, the 4th check valve and the 5th check valve, wherein：Double-acting supercharger one end
In parallel with the second check valve with the first check valve respectively, the other end is in parallel with the 3rd check valve and the 4th check valve respectively, and the 3rd
Check valve oil-out is incorporated to high-pressure oil passage, the first check valve and the 4th check valve oil-in after connecting with the second check valve oil-out
Parallel connection, the 5th check valve access low pressure oil way after connecting with oil feeding reservoir.
3. compound hydraulic drive type wave energy generating set according to claim 1, is characterized in that：The pressure switch
Including first pressure relay and second pressure relay；Accumulator includes the first accumulator, the second accumulator and the 3rd accumulation of energy
Device, wherein：First accumulator and the second accumulator are connected with three-position four-way electromagnetic directional valve respectively, the first accumulator oil-in with
First pressure relay is in parallel, and the second accumulator oil-in is in parallel with second pressure relay, and the 3rd accumulator is connected in parallel on the 3rd
Between check valve oil-in and the 4th check valve oil-out.
4. compound hydraulic drive type wave energy generating set according to claim 1, is characterized in that：The solaode
Plate is powered for electric-control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621081143.0U CN206071790U (en) | 2016-09-27 | 2016-09-27 | A kind of compound hydraulic drive type wave energy generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621081143.0U CN206071790U (en) | 2016-09-27 | 2016-09-27 | A kind of compound hydraulic drive type wave energy generating set |
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| Publication Number | Publication Date |
|---|---|
| CN206071790U true CN206071790U (en) | 2017-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621081143.0U Expired - Fee Related CN206071790U (en) | 2016-09-27 | 2016-09-27 | A kind of compound hydraulic drive type wave energy generating set |
Country Status (1)
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| CN (1) | CN206071790U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106150850A (en) * | 2016-09-27 | 2016-11-23 | 桂林航天工业学院 | A kind of compound hydraulic drive type wave energy generating set |
| CN108591137A (en) * | 2018-07-12 | 2018-09-28 | 西南交通大学 | A kind of novel robot hydraulic knuckle drive system |
| CN109026510A (en) * | 2018-09-28 | 2018-12-18 | 天津尚吉液压设备有限公司 | Swinging electricity generator |
-
2016
- 2016-09-27 CN CN201621081143.0U patent/CN206071790U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106150850A (en) * | 2016-09-27 | 2016-11-23 | 桂林航天工业学院 | A kind of compound hydraulic drive type wave energy generating set |
| CN106150850B (en) * | 2016-09-27 | 2018-07-10 | 桂林航天工业学院 | A kind of compound hydraulic drive type wave energy generating set |
| CN108591137A (en) * | 2018-07-12 | 2018-09-28 | 西南交通大学 | A kind of novel robot hydraulic knuckle drive system |
| CN109026510A (en) * | 2018-09-28 | 2018-12-18 | 天津尚吉液压设备有限公司 | Swinging electricity generator |
| CN109026510B (en) * | 2018-09-28 | 2024-04-12 | 天津尚吉液压设备有限公司 | Swing power generation device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170405 Termination date: 20190927 |