CA2499018A1 - Ocean wave hydraulic air compressor - Google Patents

Ocean wave hydraulic air compressor Download PDF

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Publication number
CA2499018A1
CA2499018A1 CA002499018A CA2499018A CA2499018A1 CA 2499018 A1 CA2499018 A1 CA 2499018A1 CA 002499018 A CA002499018 A CA 002499018A CA 2499018 A CA2499018 A CA 2499018A CA 2499018 A1 CA2499018 A1 CA 2499018A1
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Canada
Prior art keywords
compressor
air
ocean wave
air compressor
seawater
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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.)
Abandoned
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CA002499018A
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French (fr)
Inventor
Afif Abou-Raphael
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Individual
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Individual
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Publication date
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Priority to CA002499018A priority Critical patent/CA2499018A1/en
Publication of CA2499018A1 publication Critical patent/CA2499018A1/en
Abandoned legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03BMACHINES OR ENGINES FOR LIQUIDS
    • F03B13/00Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
    • F03B13/12Adaptations 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
    • F03B13/14Adaptations 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
    • F03B13/141Adaptations 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 with a static energy collector
    • F03B13/142Adaptations 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 with a static energy collector which creates an oscillating water column
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03BMACHINES OR ENGINES FOR LIQUIDS
    • F03B13/00Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
    • F03B13/12Adaptations 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
    • F03B13/14Adaptations 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
    • F03B13/148Adaptations 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 static pressure increase due to the wave
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03BMACHINES OR ENGINES FOR LIQUIDS
    • F03B13/00Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
    • F03B13/12Adaptations 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
    • F03B13/14Adaptations 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
    • F03B13/16Adaptations 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"
    • F03B13/18Adaptations 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
    • F03B13/1845Adaptations 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
    • F03B13/1875Adaptations 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 is the piston or the cylinder in a pump
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B35/00Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B35/00Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
    • F04B35/004Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for driven by floating elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05BINDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00Function
    • F05B2260/40Transmission of power
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/30Energy from the sea, e.g. using wave energy or salinity gradient

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)

Abstract

The subject of this invention is an ocean wave air compressor that produces variable flows, by using the perpetual, clean, abundant and renewable energy of the sea waves. This compressor uses the force of the waves and the hydrostatic pressure of water in order to admit and compress air in an adjustable compression chamber where any waves' height is useful. The said compressor can be mounted in addition on pylons in the middle of seawater, where levelling means are used to lower or higher it during high and low tides. Air is compressed when the wave hits the compressor and water is admitted inside the compression chamber, and atmospheric air is admitted for the next cycle when the water recedes out of the compressor. The resulting compressed air is collected in a pressure tank to be used later to run a power plant such as that described in CA patent no 2328580.

Description

Ocean Wave Hydraulic Air Compressor.
This invention relates to the con struction of an ocean wave hydraulic air compressor that uses the perpetual, clean, abundant and renewable energy of sea waves.
The subject of this invention is a hydraulic-like compressor; that uses the perpetual, clean, abundant and renewable energy of sea waves in order to admit and compress variable volumes of air. This compressor uses a compression chamber that replaces the cylinder, and the seawater that replaces the piston of conventional compressors. In addition the present ocean wave hydraulic air compressor eliminates specially the use of non-renewable energy while ensuring ease of operation, efficiency and the conservation of energy.
The embodiment of this invention includes the following:
1- A container turned upside dov~rn, where its bottom-opening is connected to a wide open mouth, that faces the open sea in order to contain completely any size of sea waves, while permitting them to hit hard, that allows seawater to flow inside the container propelled by inertia and hydrostatic pressure in order to compress and push out of the said compressor any imprisoned volume of air inside the said container that is called the compression chamber. The said mouth is made in a way to let the waves hit and be direct to 'the inside of the compressor, and it is used in addition of seawater inlet during the air compression cycle, for the seawater outlet during atmospheric air admission when the wave recedes and the sf;awater retreats out of the compression chamber of the said ocean wave hydraulic air compressor.
2- Air inlet and outlet valves that are located at the higher end of the container, allow only atmospheric air to enter during the air admission cycle through the inlet valves while the outlet valves are blocked, and compressed air to exhaust during the compressed air exhaust cycle through the outlet valves while the inlet valves are blocked.
3- A variable compression chamber allowing the compressor to produce variable flows according to the height of the sea waves during high or low seas. The said container is made out of two telescopic parts, an upper first part that is mobile and a lower second part that is stationary. The upper end of the mobile first upper part is closed and houses the air inlet and outlet valves, while its bottom is open enough to let it overlap and slide over the stationary second lower part that permits the creation of a variable volume inside the compressor in order to admit and compress a right volume of air according with the waves height and energy.
4- A seal that is located between the mobile first upper and the stationary second lower parts of the compressor in order to create a tight joint between them, which prevents any air leak at this point during the air compression cycles..
5- Levelling means such as hydraulic cylinders or the like, to higher or lower the mobile first upper part of the compressor in order to variate the inside volume of the compression chamber that determines the admitted volume of atmospheric air.
6- Float means that prevent seawater from going beyond the air outlet valves at the end of the compression and the exhaust cycle of compressed air. These float means are optional.
7- Seawater collection means that hold any seawater crossing beyond the compressed air outlet valves, that help to collect and purge any seawater accumulation from the compressed air's system.
8- Shock absorber means that can be fixed on the compressor's mobile first upper part levelling means, in order to absorb the violent hits of the sea waves on the upper end of the compression chamber at the end of the compressed air cycles.
9- Other levelling means for the entire compressor, combined with long pylons that are affixed on the sea-bed in order to hold the entire compressor fare from shore at the right level according to high and low tides for a better harness of the perpetual, clean, abundant and renewable energy of the sea waves.
The compressed air produced by this type of ocean wave hydraulic air compressors will be used to run power plants of the sort of the Canadian patent no 2460452.

Depending on site specifications and the output required, various components, configurations and dimensions for the embodiment may be combined to achieve the desired results.
For a better understanding of this invention and to facilitate its examination, it is represented in the following 21 Figures.

Brief description of the drawings:
1- Figure 1 is a left view of the ocean wave hydraulic air compressor.
2- Figure 2 is a front view of figure 1.
3- Figure 3 is a top view of figure 1.
4- Figure 4 is a cross-sectional view along line A-A of figure 3.
5- Figure 5 is a cross sectional view along line A-A of figure 3, showing the end of an atmospheric air admission cycle and the lowest level the seawater can rich during a storm.
6- Figure 6 is a cross sectional view along line A-A of figure 3, showing the end of an air compression cycle and the highest level the seawater can rich during a storm.
7- Figure 7 is a cross-sectional view along line B-B of figure 6.
8- Figure 8 is a left view of the ocean wave hydraulic air compressor during an almost calm sea.
9- Figure 9 is a front view of figure 8.
10- Figure 10 is a top view of figure 8.
11- Figure 11 is a cross sectional view along line G-G of figure 10.
12- Figure 12 is a cross sectional view along line G-G of figure 10, showing the end of an atmospheric air admission cycle, and the lowest level the seawater can rich during an almost calm sea, with optional water collection means that collect the seawater in case some seawater crosses the exhaust outlet valves, with optional float means that prevent seawater from crossing the exhaust outlet valves and going into the air compression exhaust line, and with optional shock absorber means that protect the ocean wave hydraulic air compressor if the water hits hard the inside higher wall of the air compression chamber.
13- Figure 13 is a cross sectional view along line G-G of figure 10, showing the end of an air compression cycle and the highest level the seawater can rich during an almost calm sea, with the said optional water collection means, the said optional float means, and the said optional shock absorber means.
14- Figure 14 is a cross-sectional view along line C-C of figure 13.
15- Figure 15 is an enlarged schematic cross-sectional view of an optional shock-absorber means.
16- Figure 16 is a schematic left view of an ocean waves hydraulic air compressor, built on pylons that are affixed to the sea-bed fan from shore with levelling-means that lower the entire compressor during low tide and higher it during high tide.
17- Figure 17 is a front view of figure 16.
18- Figure 18 is a top view of figure 16.
19- Figure 19 is a cross sectional view along line D-D of figure 18.
20- Figure 20 is a schematic representation of a power plant of the Canadian patent no 2460452 working with compressed air produced by an ocean wave hydraulic air compressor during an almost calm sea.
21- Figure 21 is a schematic representation of a power plant of the Canadian patent no 2460452 working with compressed air produced by an ocean wave hydraulic air compressor during high sea.

Detailed description of the invention.
When considered with the description herein, the characteristics of the invention are apparent from the accompanying drawings, which exemplify an embodiment of the invention for purposes of illustration only, and in which -1- Figure 1 is a left view of an ocean wave hydraulic air compressor including the mobile first upper part 2, the stationary second lowc,~r part 3, the large mouth 1, the levelling-means of the mobile first upper part 2 including in this design, hydraulic cylinders 4, pistons 5, brackets 6 that are affixed to the mobile first upper part 2, brackets 7 that are affixed to the stationary second lower part 3. Figure 1 includes in addition the air admission line 8 and the compressed air transmission line 9.
2- Figure 2 is a front view of figure 1 including the mobile first upper-part 2, the large mouth 1 with its higher end 13, its lower end 12:, and its right and left ends 11.
3- Figure 3 is a top view of figure 1 including the mobile first upper-part 2, the air inlet valves 14 and the air outlet valves 15, the large mouth 1 with its higher end 13. Figure 3 includes in addition the brackets 6 and 7, and the hydraulic compressors 4 of the levelling-means of the mobile first upper-part 2.
4- Figure 4 is a cross-sectional view along line A-A of figure 3 including the mobile first upper-part 2, the stationary second lower part 3, the bottom-end 3-A of the stationary second lower part 3 where atmospheric air enters to the compression chamber at the end of the atmospheric air admission cycle, the large mouth 1, the seal 17 that is located between the mobile first upper-part 2 and the stationary second lower part 3 of the compressor in order to create a tight joint between them that prevents any air leak at this point during the air compression cycles, the levelling-means of the mobile first upper-part 2 including in this design, the hydraulic cylinders 4, the pistons S, the brackets 6 that are affixed to the mobile first upper-part 2, the brackets 7 that are affixed to the stationary second lower-part 3. Figure 3 includes in addition, the air inlet valve 14, the compressed air outlet valve 15, the admission line 8 and the compressed air transmission line 9, the upper end 13 and the lower end 12 of the large mouth 1.

5- Figure S is a cross sectional view along line A-A of figure 3, showing the end of an atmospheric air admission cycle and the lowest level the sea water can rich during a storm, it includes the mobile first upper-part 2, the stationary second lower part 3, the bottom-end 3-A of the stationary second lower part 3 where atmospheric a.ir enters to the compression chamber at the end of the atmospheric air admission cycles, the large mouth 1, the seal 17, the levelling-means of the mobile first upper-part 2 including in this design, than hydraulic cylinders 4, the pistons 5, the brackets 6 that are affixed to the mobile first upper part 2, tile brackets 7 that are affixed to the stationary second lower part 3.
Figure 3 includes in addition the air inlet valve 14 that is open, the compressed air outlet valve 15 that is closed, the admission line 8 and the compressed air transmission line 9, the upper end 13 and the lower end 12 of the large mouth 1, and the seawater that is at the lowest level during the end of atmospheric air admission cycle.
6- Figure 6 is a cross sectional view along line A-A of figure 3, showing the end of an air compression cycle and the highest level the sea water can rich during a storm, it includes the mobile first upper-part 2, the stationary second lower part 3, the large mouth 1, the seal 17, the levelling-means of the mobile first upper-part 2 including in this design, the hydraulic cylinders 4, the pistons 5, the brackets 6 that are affixed to the mobile first upper-part 2, the brackets 7 that are affixed to the stationary second lower part 3. Figure 3 includes in addition the air inlet valve 14 that is closed, the compressed air outlet valve 1 S that is open, the admission line 8 and the compressed air transmission line 9, the upper end 13 and the lower end 12 of the large mouth 1, and the seawater that is at the highest level during compressed a.ir cycles.
7- Figure 7 is a cross-sectional view along line B-B of figure 6 including the mobile first upper-part 2, the stationary second lower part 3, the seal 17, the large mouth 1 with its higher end 13, its lower end 12, and its left and right ends 11. Figure 3 includes in addition the brackets 7, and the hydraulic compressors 4 of the levelling-means of the mobile first upper-part 2.
8- Figure 8 is a left view of the ocean wave hydraulic air compressor during an almost calm sea including the mobile first upper-part 2, the stationary second lower part 3, the large mouth 1, the levelling-means of the mobile first upper-part 2 including in this design, hydraulic cylinders 4, pistons 5, brackets 6 that are affixed to the mobile first upper-part 2, brackets 7 that are affixed to the stationary second lower part 3. Figure 1 includes in addition the air admission line 8 and the compressed air transmission line ~9.
9- Figure 9 is a front view of figure 8 including the mobile first upper-part 2, the bottom end 3-A of the stationary second lower part 3 where atmospheric air enters to the compression chamber at the end of the atmospheric air admission cycles, the large mouth 1 with its higher end 13, its lower end 12, and its right and left ends 11.
10- Figure 10 is a top view of figure 8 including the mobile first upper-part 2, the air inlet valves 14 and the air outlet valves 15, and the large mouth 1 with its higher end 13.
Figure 3 includes in addition the brackets 6 and 7, and. the hydraulic cylinders 4 of the levelling-means of the mobile first upper-part 2.
11- Figure 11 is a cross sectional view along line G-G of figure 10 including the mobile first upper-part 2, the stationary second lower part 3, the bottom end 3-A of the lower part 3 where atmospheric air enters to the compression chamber at the end of the atmospheric air admission cycles, the large mouth l, the seal 17 that are located between the mobile first upper-part 2 and the stationary second lower part 3 of the compressor in order to create a tight joint between them that prevents any air leak at this point during the air compression cycles, the levelling-means of the mobile first upper-part 2 including in this design, the hydraulic cylinders 4, the pistons 5, the brackets 6 that are affixed to the mobile first upper-part 2, the brackets 7 that are affixed to the stationary second lower part 3. Figure 3 includes in addition the air inlet valve 14, the compressed air outlet valve 15, the admission line 8 and the compressed air transmission line 9, the upper end 13 and the lower end 12 of the large mouth 1.
12- Figure 12 is a cross sectional view along line G-G of figure 10, showing the end of an atmospheric air admission cycle, and the lowest level the seawater can rich during an almost calm sea, with an optional seawater collection means including a tank 25 and a purge valve 26 that collect and purge seawater 27 in case some of it crosses accidentally the exhaust outlet valves 15, with optional float means including a float 21, a float-housing 22, drillings 24 that permit seawater to enter the float housing 22, the float's upper surface 23 that fits snugly with the opening 2-A to prevent seawater from crossing the exhaust outlet valve 15 and going into the air compressed transmission line 9 at the end of the compressed air exhaust cycle where seawater is not permitted to go beyond this limit, and with optional shock absorber means 20 that protect the ocean wave hydraulic air compressor from being damaged if the seawater hits hard the inside higher wall of the air compression chamber at the end of the compression and exhaust cycles.
Figure 12 includes in addition the mobile first upper-part 2, the stationary second lower part 3, the bottom end 3-A of the stationary second lower part 3 where atmospheric air enters to the compression chamber at the end of the atmospheric air admission cycles, the seal 17, the large mouth 1, the levelling-means of the mobile first upper-part 2 including in this design, the hydraulic cylinders 4, the pistons 5, the brackets 6 that are affixed to the mobile first upper part 2, the brackets 7 that are affixed to the stationary second lower part 3, the air inlet valve 14 that is open, the compressed air outlet valve 1 S
that is closed, the admission line 8 and the compressed air transmission line 9, the upper end 13 and the lower end 12 of the large mouth 1, and the seawater that is at the lowest level during atmospheric air admission cycles 13- Figure 13 is a cross sectional view along line G-G of figure 10, showing the end of an air compression cycle, and the highest level the seawater can rich during an almost calm sea with optional seawater collection means including a tank 25 and a purge valve 26 that collect and purge seawater 27 in case some of it crosses accidentally the exhaust outlet valves 15, with optional float means including a float 21 and a float-housing 22 that prevent water from crossing the exhaust outlet valve 15 and going into the air compression exhaust line 9 at the end of air exhaust cycles, and with optional shock absorber means 20 that protect the ocean wave hydraulic air compressor from being damaged if the seawater hits hard the inside higher wall of the air compression chamber at the end of the compression and exhaust cycles. Figure 12 includes in addition the mobile first upper-part 2, the stationary second lower part 3, the seal 17, the large mouth 1, the levelling-means of the mobile first upper-part 2 including in this design, the hydraulic cylinders 4, the pistons 5, the brackets 6 that are affixed to the mobile first upper-part 2, the brackets 7 that are affixed to the stationary second lower part 3, tree air inlet valve 14 that is closed, the compressed air outlet valve 1 S that is open, the admission lire 8 and the compressed air transmission line 9, the upper end 13 and the lower end 12 of the large mouth 1, and the seawater that is at the highest level during atmospheric air compression cycle 14- Figure 14 is a cross-sectional view along line C-C of figure 13 including the mobile first upper-part 2, the stationary second lowc;r part 3, the seal 17, and the large mouth 1 with its higher end 13, its lower end 12, and its left and right ends 11. Figure 3 includes in addition the brackets 7 and the hydraulic cylinders 4 of the levelling-means of the mobile first upper-part 2, and the float housing 22.
15- Figure 15 is an enlarged schematic cross-sectional view of the optional shock absorber means including a spring 29 a spring housing 20, the piston 5 and the piston's extension 5-A as an example.
16- Figure 16 is a schematic left view of an ocean wave hydraulic air compressor built on pylons 31 that are affixed to the sea bed 40, far from shore with levelling-means that lower the entire compressor during low tide and higher it during high tide in order to harness the maximum amount of renewable, abundant and clean energy of the sea waves. Figure 16 includes the vertical pylons 31 that are affixed to the sea bed 4(I, the hydraulic compressor 33 that are mounted on the pylons 31 through the levelling means that include in this case as an example the hydraulic cylinders 33, the beams 32, the brackets 36 that affix the hydraulic cylinders 33 to the beams 32, the brackets 37 that are affixed from one end to the; pistons 34 of the cylinders 33 and from the other end to the compressor it self, the bars 38 th;~t slide along the pylons 31 in the grooved channels 39 that guide the entire compressor during its levelling by low or high tides while keeping the said compressor solid in front of the impact of the sea waves.
17- Figure 17 is a front view of figure 16 including the pylons 31 that are affixed to the sea bed 40, the beams 32 and the brackets 38 of the compressor's levelling device, the compressor's mobile first upper-part 2, the bottom end 3-A of the stationary second lower part 3, where atmospheric air enters to the compression chamber at the end of the atmospheric air admission cycles, the large mouth 1 with its upper end 13, its lower en.d 12 and its right and left ends 11 18- Figure 18 is a top view of figure 16 including the pylons 31, the beams 32 with the brackets 37 and 38 of the compressor's levelling device, the mobile first upper part 2, the mouth 1 with its upper end 13, the hydraulic pistons 4 and the brackets 7 of the mobile first upper's part 2 levelling device, the air inlet valves 14 and the compressed air outlet valves 15.

19- Figure 19 is a cross sectional view along line D-D of figure 18 including the pylons 31, the beams 32 with the brackets 36, 3'l, the hydraulic cylinders 33 and the pistons 34 of the compressor's levelling device, the mobile first upper part 2 and the stationary second lower part 3 of the compressor, the bottom end 3-A of the stationary second lower part 3 where atmospheric air enters to the compression chamber at the end of the atmospheric air admission cycles, the seal 17 that are located between the upper part 2 and the lower part 3 in order to create a tight joint between them that prevents any air leak at this point during the air compression cycles, the right and left ends 11 and the lower end 12 of the large mouth 1.
20- Figure 20 is a representation of a power plant E of the Canadian patent no 2460452 working with compressed air produced by an ocean wave hydraulic air compressor during an almost calm sea.
21- Figure 21 is a representation of the same power plant E of the Canadian patent no 2460452 working with compressed air produced by the same ocean wave hydraulic air compressor during high sea.
It should be understood, of course, that this compressor can be built from various materials and in different dimensions according to the quantity of compressed air required. The drawings do not show every step in the construction of the present invention, but they set out the overall result clearly.
The said ocean wave hydraulic air compressor can have any number of units. The following is the functioning of one unit as detailed in the example of the present invention.
According to the example of the present invention, the ocean wave hydraulic air compressor is built offshore and before starting it, all of its components must be in place in order to produce the needed flow of compressed air:
1- The size and the flow of the compressor is determined in order to build the appropriate power plant of the Canadian patent no 2460452 that can function with the actual compressed air of the said ocean wave hydraulic air compressor, 2- The mobile first upper part 2 i;~ in place overlapping the stationary second lower part 3 in order to slide over it to create the needed volume for the compression chamber according to the sea wave's height, while the seal 17 is in place and the compressor's large mouth 1 is in place ready to receive the waves of high or low seas. In addition the mobile first upper part's 2 levelling device is in place where the brackets 6 are affixed to the mobile first upper part 2, the brackets 7 are affixed to the stationary second lower part 3 and the cylinders 4 with their pistons 5 are in place and ready to move upward or downward the said mobile first upper part 2 according to waves' height.
3- The location of the compressor is chosen in order to determine the length and the size of the needed pylons 31 that are affixed to the sea floor 40.
4- The entire compressor is mounted on the said pylons 31 offshore through its levelling device that includes the brackets 36 that are affixed to the beams 32 that in turn are affixed to the pylons 31, the brackets 37 that are affixed to the compressor it self and in turn are affixed to the pistons 34 of the hydraulic cylinders 33, the sliding brackets 38 that are in place in the guiding grooves 39 of the pylons 31 that are used to guide the entire compressor during its levelling procedures while holding it firmly against the repeated hits and the force of the waves.
5- The line 9 of the compressed air is connected to the rotary transfer joint 18-A of the power plant E of the Canadian patent no 2460452 in order to transfer the compressed air from the compressor to the power plant E.
6- The power plant E is built according to the specifications of the Canadian patent 2460452 in order to function with the fluctuated flows that are produced by the ocean wave hydraulic air compressor the subject of the present invention.
Operation of the invention.
Once all of the components are irk place, the ocean wave hydraulic air compressor is ready to run.
1- according to high or low tides, the compressor's levelling device's sensor determines constantly the level of the seawater then the order goes to the hydraulic cylinders 33 to position the compressor's mouth 1 at the right level, and the compressor waves height's sensor determines constantly the height of the waves, then the order goes to the hydraulic cylinders 4 to position the compressor's mobile first upper part 2 that creates the right volume for the compression chamber in order to harness the maximum amount of energy that helps to produce the maximum air flow according to every situation.
2- figure 5 shows the compressor in place at the surface of the seawater during high sea, and the wave's height is previously determined by the compressor's sensor that commands the hydraulic cylinders 4 to lift the mobile first upper part 2 of the compressor to create the right volume that can be filed exactly with seawater when the wave hits. In addition figure 5 shows the end of the air inlet cycle when the wave receded to the lower level the seawater can retreat to.
While retreating, the seawater is evacuated from the compressor back to the sea through the large mouth 1, and atmospheric air is admitted inside the compression chamber through the inlet air valve 14 in order to accelerate the evacuation of the seawater, then, when the level of the seawater riches the bottom end 3-A of the stationary second lower part 3, a communication is established at this point between the inside of the compressor and the atmosphere while a bigger quantity of atmospheric air enters the compressor in order to fill up completely the compression chamber with the needed atmospheric air for the following compression cycle.
3- Figure 6 shows the end of the <;ompressed air cycle during high sea. When the next wave hits, the seawater is pushed to enter the compressor through the mouth 1 while compressing the imprisoned air and pushing it out of the compressor through the outlet valve 15 and the line 9 to go to an air tank or directly to the power plant E figure 21 of the Canadian patent no 2460452.
4- Figure 12 shows the compressor in place at the surface of the seawater during low sea, and the wave's height is previously determined by the compressor's sensor that commands the hydraulic cylinders 4 to lower the mobile first upper part 2 of the compressor to create the right volume for the compression chamber that can be filed exactly with seawater when the wave hits. In addition figure 12 shows the end of the air inlet cycle when the wave receded to the lower level the seawater can retreat to. The same thing happens as for high sea, While retreating, the seawater is evacuated from the compressor back to the sea through the large mouth l, and atmospheric air is admitted inside the compression chamber through the inlet air valve 14 in order to accelerate the evacuation of the seawater, then, when the level of the seawater riches the bottom end 3-A of the stationary second lower part 3, a communication is established exactly as in figure 6 during high sea, and bigger quantity of atmospheric air enters the compressor in order to fill up completely the compression chamber with the needed atmospheric air for the following compression cycle.
5- Figure 13 shows the end of the compressed air cycle during low sea. When the next wave hits, The same thing happens as for high sea, the sea water is pushed to enter the compressor through the mouth 1 while compressing the imprisoned air and pushing it out of the compressor through the outlet valve 15 and the transmission line 9 to go to an air tank or directly to the power plant E figure 20 of the Canadian patent no 2461)452.
6- If the compressor is equipped with float means, the float 21 is built in a way to float at the surface of the seawater that enters the float housing 22 through the drillings 24 and its upper surface 23 fits snugly with the opening 2-A where the compressed air exits through the compressed air outlet valve 15 at the end of the compressed air exhaust cycle where the seawater is not permitted to go beyond this limit.
7- If the compressor is equipped with seawater collection means that hold any seawater crossing accidentally beyond the air outlet valves 15 to the air compressed transmission line 9, the water 27 enters the container 25 while the compressed air continues its way toward the air tank or toward the power plant E of the Canadian patent no 2460452. In addition the air system is equipped with sensors that help to purge the collected seawater out of the container 25 through the purge valve 26.
8- If the compressor is equipped with Shock absorber means 20 that can be fixed on the compressor's mobile first upper I>art's levelling means in order to absorb the accidental violent hits of the sea waves on the upper end 2-A of the compression chamber when the seawater hits hard accidentally, that means when all of the compressed air of the present cycle is already pushed out of the compressor and the seawater still have some inertia. In order to protect the compressor from being damage, the hard hit is absorbed by the spring 29 while the mobile first upper part 2 is pushed upwardly and the entire compressor stays in place without being affected.
Finally after the hit the mobile first upper part 2 returns to its original position to be ready for the next compression cycle.

In summary, the main advantage of this invention is to produce compressed air in an effective way through the use of the renewable;, abundant and clean energy of the sea-waves, in order to supply any city or remote areas with the needed electrical power. In addition, units of the present invention can be mounted on floating pontoons equipped with levelling devices, that can be used to produce compressed air for power plants built in recycled ships as described in the Canadian patent no 2460452, in order to supply especially areas in time of emergencies.
It should be understood, of course, that the foregoing disclosure relates to only a preferred embodiment of the invention, and that it is intended to cover all changes, and modifications of the example of the invention herein chosen, for the purposes of the disclosure, which do not constitute departures from the spirit and scope of the invention.

Claims (9)

1- Ocean wave hydraulic air compressor for compressing air by utilising the perpetual, clean, abundant and renewable energy of the sea waves, characterised by:
A container turned upside down, where its bottom opening is connected to a wide open mouth, that faces the open sea in order to contain completely any size of sea waves, while permitting them to hit hard, that allows seawater to flow inside said container propelled by inertia and hydrostatic pressure in order to compress and push out of the said ocean wave hydraulic air compressor any imprisoned volume of air inside said container that is called the compression chamber.
Said compressor's wide open mouth is used in addition for seawater outlet during atmospheric air admission when the wave recedes and the seawater retreats out of said compression chamber of said ocean wave hydraulic air compressor.
2- Ocean wave hydraulic air compressor as claimed in claim 1, characterised by:
A variable compression chamber that allows said Ocean wave hydraulic air compressor to produce variable flows according to the height of sea waves during high or low seas.
3- Ocean wave hydraulic air compressor as claimed in claim 1 and 2, characterised by:
Said container that is made out of two telescopic parts, an upper first part that is mobile and a lower second part that is stationary. The upper end of the mobile first upper part is closed and houses the atmospheric air inlet and compressed air outlet valves, while its bottom is open enough to let said mobile first upper part to overlap and slide over said stationary second lower part, that permits the creation of a variable volume for said compression chamber of said ocean wave hydraulic air compressor in order to admit and compress a right volume of air according with any sea waves' height and energy.
4- Ocean wave hydraulic air compressor as claimed in claim 3, characterised by:
A seal that is located between said mobile first upper and said stationary second lower parts of said ocean wave hydraulic air compressor in order to create a tight joint between them, that prevents any air leak at this point during the air compression cycles.
5- Ocean wave hydraulic air compressor as claimed in claims 1 to 4, characterised by:
Levelling means to higher or lower said mobile first upper part of said ocean wave hydraulic air compressor in order to variate the inside volume of said compression chamber that determines the admitted volume of atmospheric air.
6- Ocean wave hydraulic air compressor as claimed in claim 1, characterised by:
Float means that prevent seawater from going beyond said air outlet valves at the end of any compression and exhaust cycles of compressed air.
7- Ocean wave hydraulic air compressor as claimed in claim 1, characterised by:
seawater collection means that hold any seawater crossing beyond said compressed air outlet valves, that help to collect and purge any seawater accumulation from the compressed air's system,
8- Ocean wave hydraulic air compressor as claimed in claim 1, characterised by:
Shock absorber means that can be fixed on said compressor's mobile first upper part's levelling means, in order to absorb the violent hits of the sea waves on the upper end of said compression chamber at the end of the compressed air cycles,
9- Ocean wave hydraulic air compressor as claimed in claim 1, characterised by:
Levelling means for the entire compressor, combined with long pylons that are affixed on the sea bed in order to hold said entire ocean wave hydraulic air compressor fare from shore at a right level according to high and low tides for a better harness of said perpetual, clean, abundant and renewable energy of said sea waves.
CA002499018A 2005-03-10 2005-03-10 Ocean wave hydraulic air compressor Abandoned CA2499018A1 (en)

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CA002499018A CA2499018A1 (en) 2005-03-10 2005-03-10 Ocean wave hydraulic air compressor

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013009198A1 (en) 2011-07-08 2013-01-17 Petersen Peter Alfred Sea wave energy recovery installation
EP2995807A1 (en) * 2014-09-12 2016-03-16 RSE s.r.l. System for obtaining electrical energy from a wave motion
WO2018071963A1 (en) * 2016-10-17 2018-04-26 Wave Swell Energy Limited Apparatus and method for extracting energy from a fluid
CN112145335A (en) * 2020-10-13 2020-12-29 李明山 Wave energy collecting system for power generation and working method thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013009198A1 (en) 2011-07-08 2013-01-17 Petersen Peter Alfred Sea wave energy recovery installation
EP2995807A1 (en) * 2014-09-12 2016-03-16 RSE s.r.l. System for obtaining electrical energy from a wave motion
WO2018071963A1 (en) * 2016-10-17 2018-04-26 Wave Swell Energy Limited Apparatus and method for extracting energy from a fluid
US11644004B2 (en) 2016-10-17 2023-05-09 Wave Swell Energy Limited Apparatus and method for extracting energy from a fluid
CN112145335A (en) * 2020-10-13 2020-12-29 李明山 Wave energy collecting system for power generation and working method thereof

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