WO1994000688A1 - Automatic pumping apparatus utilizing wave motion - Google Patents
Automatic pumping apparatus utilizing wave motion Download PDFInfo
- Publication number
- WO1994000688A1 WO1994000688A1 PCT/JP1993/000888 JP9300888W WO9400688A1 WO 1994000688 A1 WO1994000688 A1 WO 1994000688A1 JP 9300888 W JP9300888 W JP 9300888W WO 9400688 A1 WO9400688 A1 WO 9400688A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- pumping
- piston
- water
- height
- cylinder
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
- F03B13/12—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy
- F03B13/14—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy
- F03B13/16—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem"
- F03B13/18—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" where the other member, i.e. rem is fixed, at least at one point, with respect to the sea bed or shore
- F03B13/1845—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" where the other member, i.e. rem is fixed, at least at one point, with respect to the sea bed or shore and the wom slides relative to the rem
- F03B13/187—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" where the other member, i.e. rem is fixed, at least at one point, with respect to the sea bed or shore and the wom slides relative to the rem and the wom directly actuates the piston of a pump
-
- 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
- Y02E10/20—Hydro energy
-
- 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
Definitions
- the present invention relates to an automatic water pumping device using waves used for hydropower generation, irrigation, salt washing, fire extinguishing, aquariums, and the like.
- a seawater intake valve equipped with a seawater intake valve is provided at the pumping tank, and a drainage pipe communicating with the storage tank is connected to the upper part of the pumping tank, and from the storage tank to the pumping tank A check valve is provided to prevent seawater from flowing back to the sea.
- the present invention solves the problems of the conventional apparatus using the wave from such a viewpoint, and provides automatic pumping using the wave which can be operated stably for a long period of time and can be sufficiently used industrially and practically. It is intended to provide equipment.
- one or more floating bodies provided to move up and down in response to a wave, and are disposed below the floating bodies, via a transmission mechanism.
- a transmission mechanism Connected to the combined floating body, responding to vertical movement of the floating body
- a piston that moves inside the fixed cylinder with one end open a pump connected to the other end of the cylinder, and extends to a position higher than the vertical movement range of the floating body.
- a storage tank for storing water sent from the cylinder via the pumping pipe, and a water flow path from the inside of the cylinder to the storage tank below the water surface.
- An automatic pumping device using the characteristic wave will be provided.
- the floating body has a through hole in the center, and a combined cylinder extending through the through hole extends coaxially, and the open end of the cylinder is located at the bottom and has a piston inside. May be inserted upward.
- the cylinder may be located coaxially below the suspended body, and its open end may be located at the top, in which the stone may be placed downward.
- S is the horizontal cross section of the float.
- H is the height of the pumping pipe and H is the remaining height of the floating body that generates pressure applied to the piston in order to fill the pumping pipe with water.
- h is the horizontal cross-sectional area of the piston.
- Can be set based on S is the horizontal cross section of the float.
- the horizontal cross-sectional area of the piston is defined as h
- the designated wave height of the wave is defined as h
- the remaining height of the floating and sinking body of the floating body by the first operation of the piston is defined as h
- the height of the first pumping h—h, and the first pumping volume are given by the relational expression
- Specific wave height is the outer diameter of the floating body and the wave height: When the two wavelengths are matched equally, it means the wave height (at the time of wavelength matching) of pumping water from the filled pumping tube to the storage tank with maximum efficiency in relation to the predetermined piston cross-sectional area.
- “Upper wave height” is the maximum allowable for the floating body to operate It means the wave height (at the time of wavelength matching).
- “Lower wave height” means the lowest wave height (at wavelength matching) at which the piston connected to the floating body generates pressure to fill the pumping pipe, and is the specified wave height.
- Floating residual height is the height that cannot rise in proportion to the pumping height because of the weight of pumping water applied to the piston connected to the floating body when the floating body floats due to the action of waves. Shall mean.
- the ⁇ remaining sinking height '' is a height that cannot sink in proportion to the pumping height due to the amount of pumping water added to the piston connected to the floating sinking body when the floating body sinks due to the action of waves. Shall mean.
- FIG. 1 is a schematic diagram showing one embodiment of the present invention.
- FIG. 2 is a schematic diagram showing another embodiment of the present invention.
- Fig. 1 shows an embodiment of an automatic water pumping device using waves.
- 1 is a floating body set on the water surface, which is vertically movable by a supporting frame 2 'so that it floats and sinks in response to the action of the wave. Is held.
- the float 1 is made of a material that is excellent in mechanical properties and can sufficiently withstand the impact of wind waves, for example, titanium.
- the support frame 2 of the floating body 1 reduces the frictional resistance so that the floating body 1 can slide up and down smoothly. Therefore, in the illustrated embodiment, three pillars are used, and a required number of stationary rings 2a are attached and fixed to the outer periphery thereof so as not to hinder vertical movement of the floating body.
- each support frame 2 The three pillars of each support frame 2 are firmly erected on the concrete floor 3 at the bottom of the water.
- Each float 1 has a through-hole la at the center, and a cylinder 4 extends coaxially through the through-hole la.
- Each cylinder 4 extends from a support column 5 erected on the water bottom 3. It is fixedly supported by the support arm 6.
- the bottom of each cylinder 4 is open, and is covered with a net 7 so that dust and the like do not enter the cylinder.
- a piston 8 is inserted so as to be movably upward, and the piston 8 is connected to the combined floating body 1 via a connecting rod member 9;
- Each piston 8 slides up and down in the cylinder 4 according to the vertical movement of the floating body 1.
- the sliding length of the piston 8 in each cylinder 4 is determined in consideration of the maximum tide level difference and the waves at the ebb tide.
- each cylinder 4 is connected to one end of a branch pumping pipe 11 via a joint 10.
- the other end of each branch pumping pipe 11 is connected to a pumping pipe connecting box 12 provided at the top of the supporting column 5, and from the pumping pipe connecting box 12 to a storage tank 14 via a main pumping pipe 13 extending upward. Communicating.
- the size of the storage tank 14 can be appropriately designed according to the purpose of use.
- each cylinder 4 has a through hole la at the center, and a cylinder 4 extends coaxially through the through hole la, and each cylinder 4 extends from a support column 5 erected on the water bottom 3. It is fixedly supported by the cylinder support arm 6.
- each cylinder 4 The bottom of each cylinder 4 is open, and is covered with a net 7 so that dust and the like do not enter the cylinder.
- a piston 8 is slidably inserted upward, and the piston 8 is connected to the combined floating body 1 via a connecting rod member 9, and accordingly, the floating Each piston 8 slides up and down in the cylinder 4 according to the vertical movement of the body 1.
- the running length of the piston 8 in each cylinder 4 is determined in consideration of the maximum tide level difference and the waves in the ebb tide.
- each cylinder 4 is connected to the negative end of a branch pumping pipe 11 via a joint 10.
- the other end of each branch pumping pipe 11 is connected to a pumping pipe connecting box 12 provided at the top of the supporting column, and communicates with the storage tank 14 via a main pumping pipe 13 extending upward from the pumping pipe connecting box 12. are doing.
- the size of the storage tank 14 can be appropriately designed according to the purpose of use.
- a check valve 15 is provided in an upper portion of each cylinder 4 to prevent the flow of water from the water storage tank 14 to the bottom of the cylinder 4. This check valve 15 is Equal to high.
- FIG. 2 shows an automatic water pumping apparatus according to another embodiment of the present invention, and portions corresponding to FIG. 1 are denoted by the same reference numerals.
- the piston 8 is activated and water is pumped, and the water is lifted using the weight of the floating body 1. That is, each cylinder 4 is fixedly supported by a cylinder column 18 erected on the concrete foundation 3 below the float 1, and in this case, the upper end of each cylinder 4 is opened, The bottom end is connected to the branch pipe 11. The piston 8 is inserted downward. In this case, the check valve 15 is provided near the top of the branch pipe 11.
- the height of the floating body 1 above the water surface may be higher than the upper limit wave height, but the upper limit wave height is determined by the height below the water surface, and the height above the upper limit wave height 1 Z 2 and the sinking
- the sum of the volume of the floating body 1 and the volume of water equal to the volume of water that exceeds the frictional resistance of the floating body 1 and piston 8 generated during the operation is the weight that sinks below the water surface when the wave is at rest.
- piston 8 has a structure with low head loss.
- the floating body 1 installed on the water surface floats by the action of the wave, — 8—
- FIG. 2 shows an automatic water pumping apparatus according to another embodiment of the present invention, and portions corresponding to FIG. 1 are denoted by the same reference numerals.
- the piston 8 when the floating body 1 sinks, the piston 8 is activated and water is pumped.
- the weight of the floating body 1 is used to pump water. That is, each cylinder 4 is fixedly supported by a cylinder support 8 erected on the concrete foundation 3 below the floating body 1, and in this case, the upper end of each cylinder 4 is opened and the bottom end is branched. Connected to pumping pipe 11.
- the piston 8 is inserted downward.
- the check valve 15 is provided near the top of the branch pumping pipe 11 in this case.
- the height of the floating body 1 above the water surface may be higher than the upper limit wave height, but the upper limit wave height is determined by the height below the water surface, and the height above the upper limit wave height 1 Z 2 and the sinking
- the sum of the volume of the floating body 1 and the volume of water equal to the volume of water that exceeds the frictional resistance of the floating body 1 and piston 8 generated during the operation is the weight that sinks below the water surface when the wave is at rest.
- piston 8 has a structure with low head loss.
- the floating body 1 installed on the water surface floats by the action of the wave, It is also possible to configure the system so that it can be controlled remotely by detecting the state of wave motion, failure of check valves, pistons, etc., in which case the equipment can be automated unattended, and labor costs and accident response This is extremely advantageous.
- the horizontal cross-sectional area of the piston is generally inversely proportional to the pumping height with respect to the horizontal cross-sectional area of the sediment, but it can be determined by setting the specified wave height, or by setting the lower wave height. May be determined. It is desirable to determine the length of the cylinder in consideration of the wave height due to waves and the maximum value of the tide level difference due to ebb and flow.
- the horizontal cross-sectional area of the piston is generally the inverse of the pumping height with respect to the horizontal cross-sectional area of the floating body, but it is determined either by setting the specified wave height or after setting the lower limit wave height May be. It is desirable to determine the length of the cylinder in consideration of the wave height due to the waves and the maximum value of the tide level difference due to the ebb tide. Becomes
- the volume of the float is
- the volume of the float is
- the weight of the floating body will sink 1 m below the surface of the water at rest.
- Soh! S, (h — h,)
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU43581/93A AU4358193A (en) | 1992-06-30 | 1993-06-29 | Automatic pumping apparatus utilizing wave motion |
GB9426138A GB2284864B (en) | 1992-06-30 | 1993-06-29 | Automatic pumping apparatus utilizing wave motion |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4/210597 | 1992-06-30 | ||
JP4210597A JPH0617742A (ja) | 1992-06-30 | 1992-06-30 | 波動を利用した自動揚水装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1994000688A1 true WO1994000688A1 (en) | 1994-01-06 |
Family
ID=16591963
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1993/000888 WO1994000688A1 (en) | 1992-06-30 | 1993-06-29 | Automatic pumping apparatus utilizing wave motion |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPH0617742A (ja) |
AU (1) | AU4358193A (ja) |
GB (1) | GB2284864B (ja) |
WO (1) | WO1994000688A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103485968A (zh) * | 2012-09-18 | 2014-01-01 | 余運錩 | 波浪引水装置 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2436595B (en) * | 2006-03-29 | 2011-04-27 | Peter Francis Kenny | Wavecycle generator |
TW201410968A (zh) * | 2012-09-14 | 2014-03-16 | Yun-Chang Yu | 波浪引水裝置 |
CN112299552B (zh) * | 2020-10-16 | 2022-06-28 | 合肥市恒昌自动化控制有限责任公司 | 一种化学除磷装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5169201A (ja) * | 1974-12-11 | 1976-06-15 | Tokyo Tobari Kk | |
JPS5791380A (en) * | 1980-11-28 | 1982-06-07 | Michio Mizutani | Seawater pumping up method by combination of buoy and lever |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50149839A (ja) * | 1974-05-24 | 1975-12-01 | ||
US4742241A (en) * | 1986-04-01 | 1988-05-03 | Melvin Kenneth P | Wave energy engine |
KR950010463B1 (ko) * | 1992-05-22 | 1995-09-18 | 임명식 | 바다의 파도를 이용한 파력 발전장치 |
-
1992
- 1992-06-30 JP JP4210597A patent/JPH0617742A/ja active Pending
-
1993
- 1993-06-29 AU AU43581/93A patent/AU4358193A/en not_active Abandoned
- 1993-06-29 WO PCT/JP1993/000888 patent/WO1994000688A1/ja active Search and Examination
- 1993-06-29 GB GB9426138A patent/GB2284864B/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5169201A (ja) * | 1974-12-11 | 1976-06-15 | Tokyo Tobari Kk | |
JPS5791380A (en) * | 1980-11-28 | 1982-06-07 | Michio Mizutani | Seawater pumping up method by combination of buoy and lever |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103485968A (zh) * | 2012-09-18 | 2014-01-01 | 余運錩 | 波浪引水装置 |
WO2014044140A1 (zh) * | 2012-09-18 | 2014-03-27 | Yu Yun-Chang | 波能引水装置 |
Also Published As
Publication number | Publication date |
---|---|
GB2284864A (en) | 1995-06-21 |
JPH0617742A (ja) | 1994-01-25 |
AU4358193A (en) | 1994-01-24 |
GB2284864B (en) | 1997-02-12 |
GB9426138D0 (en) | 1995-02-22 |
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