CN203130354U - Hydraulic type energy conversion system - Google Patents
Hydraulic type energy conversion system Download PDFInfo
- Publication number
- CN203130354U CN203130354U CN2013200541200U CN201320054120U CN203130354U CN 203130354 U CN203130354 U CN 203130354U CN 2013200541200 U CN2013200541200 U CN 2013200541200U CN 201320054120 U CN201320054120 U CN 201320054120U CN 203130354 U CN203130354 U CN 203130354U
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- China
- Prior art keywords
- oil hydraulic
- float
- pipe
- energy conversion
- column
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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
Abstract
The utility model relates to a hydraulic type energy conversion system which comprises a floater, a stand column, a hydraulic system and an energy output device. The floater is sleeved on the stand columns, and the top portion and the bottom portion of the floater are respectively provided with four identical guide devices which are used for limiting the movement of the floater in the horizontal direction. The hydraulic system comprises a blending tank, a hydraulic motor and four identical hydraulic drive mechanisms which are respectively arranged on the four side faces of the stand column. Each hydraulic drive mechanism comprises a hydraulic cylinder, a water inlet pipe, a water pipe A and a water pipe B. The water outlet of the blending tank is communicated with the water inlet of the hydraulic motor, a drain pipe is arranged on the water outlet of the hydraulic motor, and one-way valves are arranged on the water inlet pipe, the water pipe A, the water pipe B and the drain pipe. The hydraulic type energy conversion system is high in energy conversion efficiency and capable of working in different water depths, the construction cost of the hydraulic type energy conversion system is low, the output electric energy is relatively stable, and the hydraulic type energy conversion system is widely used.
Description
Technical field
The utility model belongs to the wave-energy power generation technical field, particularly a kind of hydraulic type energy conversion system.
Background technique
Wave energy electric generator comprises two conversion process of energy usually when carrying out the wave energy generating: at first be that wave energy is converted to the mechanical energy form that can supply generator to utilize, i.e. energy transfer process; Next is by generator mechanical energy to be converted to electric energy to export, i.e. the secondary transfer process of energy.The key problem of Wave energy converter is a transfer process of energy.The form of the mechanical energy that wave energy produced in the transfer process in the first time has and utilizes wave to move up and down to be directly changed into mechanical motion; Have and utilize wave to move up and down to produce air-flow or current to go to drive turbine generation; The swing that utilizes the wave device is also arranged or rotate and produce air-flow or current remove to drive turbine generation; Or the big wave of low pressure become the small volume high pressure water, introduce head-tank then and produce head and drive turbine generation.
Energy conversion device commonly used at present mainly contains following two kinds:
Oscillaton water column type: safety reliability height but the wave energy conversion ratio is lower, existing oscillaton water column type Wave energy electric generator mostly is miniature power equipment power supplies such as navigation mark light, and output power is less; Offshore oscillaton water column type Wave energy electric generator is had relatively high expectations to coastal landform.
More unrestrained formula: simple in structure, the wave energy conversion ratio is higher, but because higher to material requirements, and very easily under wave action, destroy, disablement, maintenance and protect cost higher.
Big with American-European countries coastal marine site wave height, energy flux density is high compares, China's coastal marine site wave energy cycle is short, wave height is little, availability is lower, is not suitable for above dual mode.
The model utility content
For solving the problems of the technologies described above, it is higher to the utility model proposes a kind of energy conversion efficiency, and construction cost is low, and the output electric energy is stable, widely used hydraulic type energy conversion system.
The technical solution of the utility model is: a kind of hydraulic type energy conversion system, it comprises float, column, hydraulic system and energy output device.Float is set on the column, moves up and down along column.Float top and bottom be respectively equipped with four identical in order to limit the guiding device of float horizontal motion.Guiding device can be eliminated the influence that wave topples and vibrates the float level, is conducive to collection and the conversion of wave energy.Hydraulic system comprise mixing tank, oil hydraulic motor identical with four, be arranged at the fluid drive mechanism of four sides of column respectively.Fluid drive mechanism comprises oil hydraulic cylinder, intake pipe, conduit pipe A and conduit pipe B.Four sides of column are respectively equipped with an oil hydraulic cylinder.Oil hydraulic cylinder is positioned at the float top, and its socket end is fixedlyed connected with column, and its piston rod is fixedlyed connected with float by the supporting frame of guiding device; Intake pipe one end stretches in the seawater, and the other end is communicated in the water intake of oil hydraulic cylinder sleeve; Conduit pipe A one end is communicated in the water outlet of oil hydraulic cylinder sleeve, and the other end is communicated in conduit pipe B, and conduit pipe B one end is communicated in the outlet of conduit pipe A, and the other end is communicated in the water inlet of mixing tank.The water outlet of mixing tank is communicated with the water intake of oil hydraulic motor, and the water outlet place of oil hydraulic motor arranges waste pipe, and unnecessary water is discharged.Be equipped with one-way valve on described intake pipe, conduit pipe A, conduit pipe B and the discharge tube.The input end of described energy output device is connected with the output terminal of oil hydraulic motor.Mixing tank, oil hydraulic motor and energy output device are higher than the sea.
Described energy output device is generator.
Described guiding device comprises upper saw pulley and supporting frame.Supporting frame is fixed on the float, and the wheel shaft of upper saw pulley is fixed on the supporting frame, upper saw pulley and described column contacts side surfaces.
Described float is the hollow cylinder that the bottom is inverted cone.This structure is conducive to collect more wave energy, and its boring can be loaded counterweight according to sea situation.The float top layer is coated with corrosion resistant coating, to prevent by seawater corrosion.
The beneficial effects of the utility model are:
1, directly contact with wave, the transformation of energy number of times is few, has improved energy conversion rate.
2, simple in structure, movable part is less, the global stability height, and reliability is good, can take into account reliability of structure and wave energy conversion ratio.
3, the servo-actuated property to wave is superior, and reliability height, long service life, efficient be low, be easy to dismounting and assembling, is convenient to install deploy troops on garrison duty and keep in repair.
4, construction cost is lower, and the output electric energy is stable, can be used for protection to device require not too high, the zone that wave energy density is low.
Description of drawings
Fig. 1 is overall structure schematic representation of the present utility model;
Fig. 2 is the partial enlarged drawing that oil hydraulic cylinder is connected with float in the utility model;
Fig. 3 is the structural representation of guiding device in the utility model;
Fig. 4 is the structural representation of float in the utility model.
Among the figure: 101, generator, 102, waste pipe, 103, oil hydraulic motor, 104, mixing tank, 105, conduit pipe B, 106, conduit pipe A, 107, oil hydraulic cylinder, 108, guiding device, 109, float, 110, intake pipe, 111, column, 112, piston rod, 113, supporting frame, 114, upper saw pulley, 115, wheel shaft.
Embodiment
Specify the utility model below in conjunction with drawings and Examples.
Embodiment 1
As shown in Figure 1-Figure 3: the utility model comprises column 111, float 109, hydraulic system and energy output device.Float 109 is set on the column 111, moves up and down along column 111.Float 109 tops and bottom be respectively equipped with four identical in order to limit the guiding device 108 of float 109 horizontal motion.Guiding device 108 can be eliminated the influence that wave topples and vibrates float 109 levels, is conducive to collection and the conversion of wave energy.Guiding device 108 comprises upper saw pulley and supporting frame.Supporting frame is fixed on the float 109, and the wheel shaft 115 of upper saw pulley is fixed on the supporting frame, upper saw pulley and column 111 contacts side surfaces.
Hydraulic system comprise mixing tank 104, oil hydraulic motor 103 identical with four, be arranged at the fluid drive mechanism of 111 4 sides of column respectively.Fluid drive mechanism comprises oil hydraulic cylinder 107, intake pipe 110, conduit pipe A106 and conduit pipe B105.Four sides of column 111 are respectively equipped with an oil hydraulic cylinder 107.Oil hydraulic cylinder 107 is positioned at float 109 tops, and its socket end is fixedlyed connected with column 111, and its piston rod is fixedlyed connected with float 109 by the supporting frame of guiding device 108; Intake pipe 110 1 ends stretch in the seawater, and the other end is communicated in the water intake of oil hydraulic cylinder 107 sleeves; Conduit pipe A106 one end is communicated in the water outlet of oil hydraulic cylinder 107 sleeves, and the other end is communicated in conduit pipe B105, and conduit pipe B105 one end is communicated in the outlet of conduit pipe A106, and the other end is communicated in the water inlet of mixing tank 104.The water outlet of mixing tank 104 is communicated with the water intake of oil hydraulic motor 103, and the water outlet place of oil hydraulic motor 103 arranges waste pipe 102, and unnecessary water is discharged.Be equipped with one-way valve on described intake pipe 110, conduit pipe A106, conduit pipe B105 and the discharge tube.The input end of described energy output device is connected with the output terminal of oil hydraulic motor 103.Mixing tank 104, oil hydraulic motor 103 and energy output device are higher than the sea.
Energy output device is generator 101, and generator 101 input shafts are connected by coupling with the output shaft of oil hydraulic motor 103.
Its working procedure is as follows: the wave of different direction, frequency is patted float 109, and float 109 absorbs wave energies, and when float 109 was subjected to power that wave makes progress, float 109 rose, and wave energy is converted to the mechanical energy of float 109.The piston rod that float 109 drives oil hydraulic cylinder 107 moves upward, on the intake pipe 110 one-way valve is set, seawater can only enter from intake pipe 110 in the oil hydraulic cylinder 107, and the seawater in the oil hydraulic cylinder 107 enters in the mixing tank 104 by conduit pipe A106 and conduit pipe B105 under the effect of piston rod.When the seawater storage in the mixing tank 104 acquires a certain degree, discharge impact oil hydraulic motor 103 by the water outlet of mixing tank 104, thereby drive generator 101 generatings.Oil hydraulic motor 103 is directly discharged seawater by discharge tube.When float 109 descends, the piston rod of oil hydraulic cylinder 107 moves downward thereupon, on conduit pipe A106 and the conduit pipe B105 one-way valve is set all, seawater can only flow to mixing tank 104 from oil hydraulic cylinder 107, and can not reverse flow, piston rod moves downward, and oil hydraulic cylinder 107 internal pressures reduce, and seawater pours in down a chimney the oil hydraulic cylinder 107 from intake pipe 110.
Embodiment 2
Outside distinguishing down, other are with embodiment 1.
As shown in Figure 4, float 109 is the hollow cylinder of inverted cone for the bottom.These float 109 structures are conducive to collect more wave energy, and its boring can be loaded counterweight according to sea situation.Float 109 top layers are coated with corrosion resistant coating, to prevent by seawater corrosion.
Claims (4)
1. a hydraulic type energy conversion system is characterized in that, comprises float, column, hydraulic system and energy output device;
Described float is set on the column, moves up and down along column; Float top and bottom be respectively equipped with four identical in order to limit the guiding device of float horizontal motion;
Described hydraulic system comprise mixing tank, oil hydraulic motor identical with four, be arranged at the fluid drive mechanism of four sides of column respectively, fluid drive mechanism comprises oil hydraulic cylinder, intake pipe, conduit pipe A and conduit pipe B, four sides of column are respectively equipped with an oil hydraulic cylinder, oil hydraulic cylinder is positioned at the float top, its socket end is fixedlyed connected with column, and its piston rod is fixedlyed connected with float by the supporting frame of guiding device; Intake pipe one end stretches in the seawater, and the other end is communicated in the water intake of oil hydraulic cylinder sleeve; Conduit pipe A one end is communicated in the water outlet of oil hydraulic cylinder sleeve, the other end is communicated in conduit pipe B, conduit pipe B one end is communicated in the outlet of conduit pipe A, the other end is communicated in the water inlet of mixing tank, the water outlet of mixing tank is communicated with the water intake of oil hydraulic motor, the water outlet place of oil hydraulic motor arranges waste pipe, is equipped with one-way valve on described intake pipe, conduit pipe A, conduit pipe B and the discharge tube;
The input end of described energy output device is connected with the output terminal of oil hydraulic motor;
Described mixing tank, oil hydraulic motor and energy output device are higher than the sea.
2. hydraulic type energy conversion system according to claim 1 is characterized in that, described guiding device comprises upper saw pulley and supporting frame; Supporting frame is fixed on the float, and the wheel shaft of upper saw pulley is fixed on the supporting frame, upper saw pulley and described column contacts side surfaces.
3. hydraulic type energy conversion system according to claim 1 is characterized in that, described energy output device is generator.
4. hydraulic type energy conversion system according to claim 1 is characterized in that, described float is the hollow cylinder that the bottom is inverted cone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200541200U CN203130354U (en) | 2013-01-31 | 2013-01-31 | Hydraulic type energy conversion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200541200U CN203130354U (en) | 2013-01-31 | 2013-01-31 | Hydraulic type energy conversion system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203130354U true CN203130354U (en) | 2013-08-14 |
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ID=48938342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013200541200U Expired - Fee Related CN203130354U (en) | 2013-01-31 | 2013-01-31 | Hydraulic type energy conversion system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203130354U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104454357A (en) * | 2014-11-07 | 2015-03-25 | 山东科技大学 | Wind energy and wave energy combined electricity generation device |
| CN114807964A (en) * | 2022-04-21 | 2022-07-29 | 哈尔滨工程大学 | Blue fuel preparation system based on offshore wave energy and wind energy |
-
2013
- 2013-01-31 CN CN2013200541200U patent/CN203130354U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104454357A (en) * | 2014-11-07 | 2015-03-25 | 山东科技大学 | Wind energy and wave energy combined electricity generation device |
| CN114807964A (en) * | 2022-04-21 | 2022-07-29 | 哈尔滨工程大学 | Blue fuel preparation system based on offshore wave energy and wind energy |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20140131 |