CN102619792B - Autonomous hydraulic controller of wave energy conversion device - Google Patents
Autonomous hydraulic controller of wave energy conversion device Download PDFInfo
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- CN102619792B CN102619792B CN201210077287.9A CN201210077287A CN102619792B CN 102619792 B CN102619792 B CN 102619792B CN 201210077287 A CN201210077287 A CN 201210077287A CN 102619792 B CN102619792 B CN 102619792B
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Abstract
The invention discloses an autonomous hydraulic controller of a wave energy conversion device. The autonomous hydraulic controller comprises a main oil path of a hydraulic system in the wave energy conversion device, an oil tank, a hydraulic valve, a hydraulic cylinder, a measuring energy storage device, a slide block, a sliding chute, a first ball valve and a second ball valve, wherein the hydraulic valve is used for controlling opening and closing of the main oil path; the hydraulic cylinder is used for hydraulic transmission; the measuring energy storage device is used for pre-charging gas; the first ball valve and the second ball valve are provided with a first forked handle and a second forked handle respectively; the two ends of the slide block are crosswise provided with a first poke rod and a second poke rod respectively; and the hydraulic valve is provided with a pilot block for controlling opening and closing of the hydraulic valve. By using the autonomous hydraulic controller, autonomous work of the wave energy hydraulic conversion system can be realized, i.e., the hydraulic system realizes system pressure self-control by means of combination of pipelines and elements of the system, so that a non-hydraulic control mechanism which simultaneously occurs in the system is avoided; and thus, on one hand, the failure rate of the control system is greatly reduced, and on the other hand, the power for executing control action by a hydraulic autonomous control system is provided by the hydraulic autonomous control system itself.
Description
Technical field
The present invention relates to the hydraulic control technology of Wave energy converting device, in particular a kind of autonomous hydraulic controller of Wave energy converting device.
Background technique
Wave energy converting device is applied to electricity generation by sea waves field usually, and it needs to Protean drive marine condition below unwatched condition, and independent operating and briny environment are its features.In view of the working characteristics of Wave energy converting device, the necessary maximized realization of its design, from main control, reduces complicated external control facility, to reduce its rate of fault.At present, the conversion regime of Wave energy converting device is mainly based on hydraulic conversion, and hydraulic system wherein mostly adopts magnetic valve controller to control.But, often there is following problem in magnetic valve controller: 1, the power supply problem of electromagnetic valve work in the process controlling wave energy reforming unit, unlatching or the closing motion of solenoid valve need power supply, and along with the increase of hydraulic system pressure and flow, the power consumption of solenoid valve significantly rises, and therefore for floating on the wave energy apparatus worked alone among ocean, the power supply system of Electromagnetic Control is most important, once there is powerup issue, device is out of control at once.2, Wave energy converting device soaks and works in the seawater, careless slightly, and magnetic valve controller is intake or made moist, and whole control gear will lose efficacy at once.3, Wave energy converting device complex structure, is in again in briny environment, and apparatus structure and briny environment affect the working effect of electromagnetic system, the problem such as probably occur signal conductively-closed or weaken.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
The object of the present invention is to provide a kind of autonomous hydraulic controller of Wave energy converting device, to solve the technical problem such as need power supply, easily damaged and working effect unstable existing for magnetic valve controller that above-mentioned prior art Wave energy conversion equipment commonly uses.
Technological scheme of the present invention is as follows:
A kind of autonomous hydraulic controller of Wave energy converting device, comprise the working connection of hydraulic system in described Wave energy converting device, fuel tank, for controlling the hydraulic operated valve of working connection folding, wherein, also comprise for hydraulicdriven oil hydraulic cylinder, the measurement accumulator for precharge of gas, slide block, chute, the first ball valve, the second ball valve; Described first ball valve and the second ball valve are respectively arranged with the first fork-shaped handle and the second fork-shaped handle that control its folding; The two ends of described slide block are arranged in a crossed manner respectively the first driving lever for stirring described second fork-shaped handle and the first fork-shaped handle and the second driving lever; Described hydraulic operated valve is provided with the first guide block controlling its folding;
The rod chamber of described oil hydraulic cylinder is communicated with working connection and arranges with described chute and the oil hydraulic cylinder interval that is in line;
The rodless cavity of described oil hydraulic cylinder is communicated with measures accumulator, the piston rod of described oil hydraulic cylinder and slide block chain connection;
Described slide block can line activities be arranged in chute;
The both sides of described chute are arranged between described first ball valve and the second ball valve are in line etc.;
One end of described first ball valve is communicated with working connection, and the other end is communicated with one end of the second ball valve, first guide block two-way;
The other end of described second ball valve is communicated with described fuel tank by oil line pipe;
One end of described hydraulic operated valve is communicated with working connection, and the other end is communicated with the oil hydraulic motor of described Wave energy converting device.
The autonomous hydraulic controller of described Wave energy converting device, wherein, the angle between described first fork-shaped handle and the second fork-shaped handle two handles is separately set to 45 degree.
The autonomous hydraulic controller of described Wave energy converting device, wherein, described first driving lever and the second driving lever is respectively arranged with roller.
The autonomous hydraulic controller of described Wave energy converting device, wherein, the oil extraction volume of the volume of described measurement accumulator and the rodless cavity of described oil hydraulic cylinder matches, to ensure that the oil-feed volume measuring accumulator changes corresponding with the pressure measuring accumulator.
The autonomous hydraulic controller of described Wave energy converting device, wherein, the preset pressure CLV ceiling limit value of rushing gas pressure and the hydraulic system of described Wave energy converting device in advance of described measurement accumulator and low pressure limit value corresponding.
The autonomous hydraulic controller of described Wave energy converting device, wherein, extend outside the piston rod of described oil hydraulic cylinder the longest position time, the first ball valve and the second ball valve are in closedown and opening state respectively; Extend outside the piston rod of described oil hydraulic cylinder the shortest position time, the first ball valve and the second ball valve are in opening and closing state respectively.
The autonomous hydraulic controller of described Wave energy converting device, wherein, the setting position of described first ball valve and the second ball valve meet the first driving lever to the second fork-shaped handle stir and the second driving lever carries out successively to stirring of the first fork-shaped handle.
The present invention is by providing a kind of hydraulic controller of autonomy for Wave energy converting device, wave energy hydraulic conversion system autonomy work can be realized, namely hydraulic system relies on the combination of self pipeline and element to realize system pressure self-contr ol, avoid occurring non-hydraulic control mechanism in system simultaneously, such one side reduces control system rate of fault greatly, the power of hydraulic pressure autonomous control system execution control action is provided by hydraulic system self on the other hand, compared with other control system of employing, hydraulic pressure autonomous system does not need extra power supply, this for long-term work isolated in ocean wave energy apparatus significant.
Accompanying drawing explanation
Fig. 1 is the structural representation of the autonomous hydraulic controller of Wave energy conversion equipment of the present invention.
Fig. 2 is the first working state figure of the autonomous hydraulic controller of Wave energy conversion equipment of the present invention.
Fig. 3 is the second working state figure of the autonomous hydraulic controller of Wave energy conversion equipment of the present invention.
Fig. 4 is the 3rd working state figure of the autonomous hydraulic controller of Wave energy conversion equipment of the present invention.
Fig. 5 is the 4th working state figure of the autonomous hydraulic controller of Wave energy conversion equipment of the present invention.
Fig. 6 is the 5th working state figure of the autonomous hydraulic controller of Wave energy conversion equipment of the present invention.
Embodiment
For making object of the present invention, technological scheme and advantage clearly, clearly, developing simultaneously referring to accompanying drawing, the present invention is described in more detail for embodiment.
Shown in the structural representation of the autonomous hydraulic controller of Wave energy conversion equipment as of the present invention in Fig. 1, the autonomous hydraulic controller of Wave energy converting device provided by the invention comprises oil hydraulic cylinder 1, measures accumulator 2, hinge 3, slide block 5, chute 10, first ball valve 7, second ball valve 9, fuel tank 8, working connection 13, hydraulic operated valve 12.Wherein, the two ends, left and right of slide block 5 are installed with the first driving lever 4 and the second driving lever 6 respectively and the first driving lever 4 and the second driving lever 6 are separately positioned on the both sides up and down of slide block 5, and the end of the first driving lever 4 and the second driving lever 6 is all provided with roller.On first ball valve 7 and the second ball valve 9, the angle be separately installed with between two respective bars of the first fork-shaped handle 14 and the second fork-shaped handle 15, first fork-shaped handle 14 and the second fork-shaped handle 15 is set to 45 degree.Hydraulic operated valve 12 is provided with first guide block 11.Measuring accumulator 2 is a measuring bag type accumulator.
The rod chamber of oil hydraulic cylinder 1 connects the working connection 13 of the hydraulic system of Wave energy converting device, and working connection 13 is also connected with the accumulator (not shown) of energy storage in hydraulic system.The rodless cavity of oil hydraulic cylinder 1 connects measures accumulator 2, and oil hydraulic cylinder 1 piston rod is by hinge 3 connection sliding block 5.Slide block 5 is arranged within chute 10.Chute 10 and oil hydraulic cylinder 1 are fixedly mounted on same straight line.Slide block 5 can only do linear reciprocating motion along chute 10.First ball valve 7 and the second ball valve 9 are in line the equidistant both sides being arranged on chute 10, and the first ball valve 7 and the second driving lever 6 are in the side of chute 10, and the second ball valve 9 and the first driving lever 4 are in the opposite side of chute 10.
Shown in first working state figure of the autonomous hydraulic controller of Wave energy conversion equipment as of the present invention in Fig. 2, the position of the first fork-shaped handle 14 of the first ball valve 7 shown in Fig. 2 is closed condition, first fork-shaped handle 14 clockwise turns to breakdown action, first fork-shaped handle 14 turns clockwise and is less than 45 degree and can opens the first ball valve 7, the position of the second ball valve 9 second fork-shaped handle 15 shown in Fig. 2 is opening state, second fork-shaped handle 15 is rotated counterclockwise as closing motion, and the second fork-shaped handle 15 is rotated counterclockwise and is less than 45 degree and can closes the second ball valve 9.
One end of first ball valve 7 connects main oil way of hydraulic system 13 by oil line pipe, the other end connects the first guide block 11 on one end of the second ball valve 9 and hydraulic operated valve 12 respectively, the other end of the second ball valve 9 connects fuel tank 8, one end of hydraulic operated valve 12 connects main oil way of hydraulic system 13, the other end 16 connecting fluid pressure motor (not shown), the first guide block 11 of hydraulic operated valve 12 upper end imports if any high pressure oil, then hydraulic operated valve 12 is unlocked, i.e. two ends conducting, working connection 13 connects oil hydraulic motor, and the high pressure liquid force feed in working connection 13 drives oil hydraulic motor acting generating; If the high pressure oil in the first guide block 11 of hydraulic operated valve 12 upper end is released, then hydraulic operated valve 12 cuts out automatically, and namely two ends cut off, and working connection 13 and oil hydraulic motor disconnect, and the high pressure liquid force feed in working connection 13 just cannot drive oil hydraulic motor to do work and generate electricity.
The design and use of the autonomous hydraulic controller of Wave energy converting device provided by the invention must meet following requirement: 1, the measurement volume of accumulator 2 and the oil extraction volume of oil hydraulic cylinder 1 rodless cavity will mate, because the oil-feed volume measuring accumulator changes corresponding with the pressure measuring accumulator.2, the gas pressure that rushes in advance measuring accumulator 2 wants corresponding with low pressure limit value with the upper pressure limit value of hydraulic system setting.3, measure oil hydraulic cylinder 1 and will hinge 3 with the joint of slide block 5, so as not to chute 10 and oil hydraulic cylinder 1 error is installed time, hinge can adapt to error to a certain extent.4, the initial mounting state of the first ball valve 7 and the second ball valve 9 is wanted accurately, the piston rod of oil hydraulic cylinder 1 be in overhanging the longest time, first ball valve 7 is in closed condition, second ball valve 9 is in opening state, measure the piston rod of oil hydraulic cylinder 1 pull slide block 5 reach the shortest position time, the second ball valve 9 and the first ball valve 7 respectively by rotation to closed condition and opening state.5, the mounting point of the first ball valve 7 and the second ball valve 9 will meet the second fork-shaped handle 15 that the first driving lever 4 when slide block 5 bounces back backward promotes the second ball valve 9 and rotate until before the firstth driving lever 4 retreats and leave the second fork-shaped handle 15 of the second ball valve 9, second driving lever 6 there is no the first fork-shaped handle 14 touching the first ball valve 7, and slide block 5 the first fork-shaped handle 14 that second driving lever 6 promotes the first ball valve 7 when advancing rotates until before the second driving lever 6 leaves forward the first fork-shaped handle 14 of the first ball valve 7, first driving lever 4 there is no the second fork-shaped handle 15 touching the second ball valve 9, namely the action rotating another ball valve can just be carried out after will having realized the action of a rotation ball valve, two valves will be separated by the action rotated.6, slide block 5 moves ahead and in fallback procedures, the first driving lever 4 fixed thereon and the second driving lever 6 can promote the first ball valve 7 easily and the second ball valve 9 rotates, and all there will not be dieback phenomenon until depart from.
The working principle of the autonomous hydraulic controller of Wave energy converting device provided by the invention is as follows:
Shown in first working state figure of the autonomous hydraulic controller of Wave energy conversion equipment as of the present invention in Fig. 2, the rod chamber of oil hydraulic cylinder 1 connects main oil way of hydraulic system 13, pressure in rod chamber in oil hydraulic cylinder 1 is equal constantly with the pressure in main oil way of hydraulic system 13, the rodless cavity of oil hydraulic cylinder 1 is connected by pipeline with measurement accumulator 2, and the pressure in the rodless cavity of oil hydraulic cylinder 1 is equal constantly with pressure in measurement accumulator 2.Not yet absorb wave energy acting at Wave energy converting device, when hydraulic system accumulation of energy is zero, measure the gas of accumulator 2 preliminary filling certain pressure, rodless cavity inside is full of hydraulic oil, oil hydraulic cylinder 1 piston rod is in most long status, and now, hydraulic operated valve 12 is in closed condition.
Shown in second working state figure of the autonomous hydraulic controller of Wave energy conversion equipment as of the present invention in Fig. 3, along with Wave energy converting device progressively wave energy is converted to hydraulic energy, the hydraulic energy that hydraulic system stores progressively increases, pressure increase, when the pressure of oil hydraulic cylinder 1 rod chamber end is greater than rodless cavity end pressure, the piston rod of oil hydraulic cylinder 1 inwardly shrinks, oil hydraulic cylinder 1 rodless cavity is to measurement accumulator 2 squeezed fluid force feed, the gas measured in accumulator 2 is compressed, measure accumulator 2 and the rising of oil hydraulic cylinder 1 rodless cavity Simultaneous Pressure, piston rod pulls slide block 5 to bounce back backward in slideway 10 simultaneously.Along with the lasting rising of pressure, oil hydraulic cylinder 1 inner piston rod pulls slide block 5 progressively to retreat, first driving lever 4 of slide block 5 both sides and not corresponding with it the second ball valve 9 and the first ball valve 7 handle contact of the second driving lever 6 in this process, first ball valve 7 is still in closed condition, and the second ball valve 9 is still in opening state; Wave energy apparatus continues acting, hydraulic pressure continues to rise, slide block 5 continues to retreat under the pulling of oil hydraulic cylinder 1 piston rod, the second fork-shaped handle 15 that the first driving lever 4 fixing on slide block 5 promotes on the second ball valve 9 rotates, until the second fork-shaped handle 15, second ball valve 9 that the first driving lever 4 departs from the second ball valve 9 is closed.
Shown in 3rd working state figure of the autonomous hydraulic controller of Wave energy conversion equipment as of the present invention in Fig. 4, along with the further rising of hydraulic system pressure, slide block 5 continues to retreat, the second driving lever 6 fixing on slide block 5 promotes the rotatable handle of the first ball valve 7, progressively the first ball valve 7 is opened, in this condition, due to opening of the first ball valve 7, high pressure liquid force feed in main oil way of hydraulic system 13 enters the first guide block 11 of hydraulic operated valve 12 by the first ball valve 7, first guide block 11 under pressure, push hydraulic operated valve 12 open, working connection 13 is opened, in hydraulic system, the high pressure liquid force feed of accumulation is discharged by hydraulic operated valve 12, impact oil hydraulic motor, motor acting generating.
Above process implementation Wave energy converting device progressively fluid accumulation pressure energy, system pressure progressively rises, and when reaching certain pressure value, apparatus of the present invention open hydraulic main valve automatically---and hydraulic operated valve 12, in system, the hydraulic oil of accumulation is released acting.In the process that oil hydraulic cylinder 1 inner carrier progressively retreats, the hydraulic oil in rodless cavity is also progressively pressed into measures accumulator 2, and the gas measured in accumulator 2 is compressed, and pressure also progressively rises.
Shown in 4th working state figure of the autonomous hydraulic controller of Wave energy conversion equipment as of the present invention in Fig. 5, along with the progressively release of hydraulic system inner fluid, hydraulic system pressure progressively reduces, when the active force of hydraulic oil to piston in oil hydraulic cylinder 1 rodless cavity is greater than the active force of the hydraulic oil in rod chamber to piston, oil hydraulic cylinder 1 inner piston rod is pushed ahead, and slide block 5 is advanced in unison under the promotion of piston rod; Along with the sustained release of hydraulic system inner fluid, hydraulic system pressure continues to reduce, and oil hydraulic cylinder 1 internal piston continues to advance, and slide block 5 synchronously continues to advance, the second driving lever 6 fixing on slide block 5 progressively contacts and the second fork-shaped handle 14 promoted on the first ball valve 7 rotates, first ball valve 7 is closed, and working connection 13 and first guide block 11 oil circuit disconnect, the hydraulic oil in first guide block 11 oil circuit by locked in pipeline, discharge nowhere, first guide block 11 maintains the original state, and hydraulic operated valve 12 maintains the original state, i.e. open mode.
Shown in 5th working state figure of the autonomous hydraulic controller of Wave energy conversion equipment as of the present invention in Fig. 6, hydraulic system inner fluid continues release, slide block 5 moves on, the first driving lever 4 fixing on slide block 5 progressively contacts and the second fork-shaped handle 15 promoted on the second ball valve 9 rotates, second ball valve 9 is opened, locked hydraulic oil in first guide block 11 oil circuit is released by the second ball valve 9, first guide block 11 loses pressure, hydraulic operated valve 12 cuts out automatically, hydraulic system stops draining the oil automatically, and oil hydraulic motor stops doing power generating.
Above process implementation wave energy apparatus progressively to discharge the hydraulic energy of accumulation, system pressure progressively declines, when device energy-storage pressure drops to certain value, apparatus of the present invention close hydraulic main valve automatically---hydraulic operated valve 12, system stops the acting of release hydraulic oil, in the process that oil hydraulic cylinder 1 inner carrier progressively advances, measure accumulator 2 and progressively in rodless cavity, discharge hydraulic oil, the pressure measured in accumulator 2 also progressively declines.
When device continues acting accumulation of energy, hydraulic pressure autonomous controller repeats above-mentioned action, is interrupted release hydraulic energy under moderate seas condition.If come unrestrained larger, after hydraulic pressure autonomous controller opens working connection, the hydraulic energy of hydraulic system release is less than or equal to the hydraulic energy of wave energy apparatus input, pressure is all the time higher than the low pressure limit value of closing hydraulic main valve, hydraulic pressure autonomous controller will be in opening state always, continue generating under implement device rough sea conditions.
Should be understood that, application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can be improved according to the above description or be converted, such as, the autonomous hydraulic controller institute pilot pressure CLV ceiling limit value of Wave energy conversion equipment of the present invention and lower limit by designer's free setting, and can determine the pressure etc. of oil hydraulic cylinder size, measurement accumulator volume and precharge of gas accordingly.The present invention also can be applicable to other needs pressing force grade to carry out in the hydraulic system controlled.All these improve and convert the protection domain that all should belong to claims of the present invention.
Claims (6)
1. an autonomous hydraulic controller for Wave energy converting device, comprises the working connection of hydraulic system in described Wave energy converting device; Fuel tank; For controlling the hydraulic operated valve of working connection folding, it is characterized in that, also comprising for hydraulicdriven oil hydraulic cylinder; For the measurement accumulator of precharge of gas; Slide block; Chute; First ball valve and the second ball valve; Described first ball valve and the second ball valve are respectively arranged with the first fork-shaped handle and the second fork-shaped handle that control its folding; The two ends of described slide block are arranged in a crossed manner respectively the first driving lever for stirring described second fork-shaped handle and the first fork-shaped handle and the second driving lever; Described hydraulic operated valve is provided with the first guide block controlling its folding; Extend outside the piston rod of oil hydraulic cylinder the longest position time, the first ball valve and the second ball valve are in closedown and opening state respectively; Extend outside the piston rod of described oil hydraulic cylinder the shortest position time, the first ball valve and the second ball valve are in opening and closing state respectively;
The rod chamber of described oil hydraulic cylinder is communicated with working connection and arranges with described chute and the oil hydraulic cylinder interval that is in line;
The rodless cavity of described oil hydraulic cylinder is communicated with measures accumulator, the piston rod of described oil hydraulic cylinder and slide block chain connection;
Described slide block can line activities be arranged in chute;
The both sides of described chute are arranged between described first ball valve and the second ball valve are in line etc.;
One end of described first ball valve is communicated with working connection, and the other end is communicated with one end of the second ball valve, first guide block two-way;
The other end of described second ball valve is communicated with described fuel tank by oil line pipe;
One end of described hydraulic operated valve is communicated with working connection, and the other end is communicated with the oil hydraulic motor of described Wave energy converting device.
2. the autonomous hydraulic controller of Wave energy converting device according to claim 1, is characterized in that, the angle between described first fork-shaped handle and the second fork-shaped handle two handles is separately set to 45 degree.
3. the autonomous hydraulic controller of Wave energy converting device according to claim 1, is characterized in that, described first driving lever and the second driving lever are respectively arranged with roller.
4. the autonomous hydraulic controller of Wave energy converting device according to claim 1, it is characterized in that, the oil extraction volume of the volume of described measurement accumulator and the rodless cavity of described oil hydraulic cylinder matches, to ensure that the oil-feed volume measuring accumulator changes corresponding with the pressure measuring accumulator.
5. the autonomous hydraulic controller of Wave energy converting device according to claim 1, is characterized in that, the precharge of gas pressure of described measurement accumulator is corresponding with the preset pressure CLV ceiling limit value of the hydraulic system of described Wave energy converting device and low pressure limit value.
6. the autonomous hydraulic controller of Wave energy converting device according to claim 1, it is characterized in that, the setting position of described first ball valve and the second ball valve meet the first driving lever to the second fork-shaped handle stir and the second driving lever carries out successively to stirring of the first fork-shaped handle.
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| CN201210077287.9A CN102619792B (en) | 2012-03-21 | 2012-03-21 | Autonomous hydraulic controller of wave energy conversion device |
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| CN201210077287.9A CN102619792B (en) | 2012-03-21 | 2012-03-21 | Autonomous hydraulic controller of wave energy conversion device |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925148B (en) * | 2014-04-30 | 2016-02-10 | 武汉大学 | A kind of for varying load droop control wave-energy power generation Hydraulic Power Transmission System |
| CN104929856B (en) * | 2015-04-23 | 2017-09-29 | 中国科学院广州能源研究所 | It is a kind of to have accumulation of energy link the autonomous Wave energy conversion system run |
| CN104930017B (en) * | 2015-06-29 | 2017-01-11 | 中国科学院广州能源研究所 | Hydraulic device capable of adjusting buffer energy on two ends |
| CN106194858B (en) * | 2016-07-28 | 2017-12-12 | 中国科学院广州能源研究所 | A kind of wave energy apparatus hydraulic pressure automatic classification Loading Control device |
| CN111927687B (en) * | 2020-07-13 | 2022-05-17 | 中国科学院广州能源研究所 | Impulse turbine type wave power generation system for ocean observation |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1995740A (en) * | 2006-12-21 | 2007-07-11 | 中国科学院广州能源研究所 | Floating type double-floater ocean wave power generator |
| CN201396239Y (en) * | 2009-05-12 | 2010-02-03 | 福建万新发电设备有限公司 | Ball valve control device |
| CN101713372B (en) * | 2009-12-02 | 2011-09-21 | 浙江大学 | Wave energy absorbing device based on hydraulic transmission dual-stroke work application |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61272476A (en) * | 1985-05-27 | 1986-12-02 | Toshiba Corp | Control device for globe valve |
| US6812588B1 (en) * | 2003-10-21 | 2004-11-02 | Stephen J. Zadig | Wave energy converter |
-
2012
- 2012-03-21 CN CN201210077287.9A patent/CN102619792B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1995740A (en) * | 2006-12-21 | 2007-07-11 | 中国科学院广州能源研究所 | Floating type double-floater ocean wave power generator |
| CN201396239Y (en) * | 2009-05-12 | 2010-02-03 | 福建万新发电设备有限公司 | Ball valve control device |
| CN101713372B (en) * | 2009-12-02 | 2011-09-21 | 浙江大学 | Wave energy absorbing device based on hydraulic transmission dual-stroke work application |
Non-Patent Citations (1)
| Title |
|---|
| 赵丽君等.一种新型波浪能液压转换装置-双向输出高压油回路的设计.《可再生能源》.2012,第30卷(第1期),120-122. * |
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