Characterised by using wave or tide energy (F03B13/12)

Tidal power plant power module // 2633497
FIELD: electricity-producing industry.SUBSTANCE: tidal power plant power module comprises at a minimum one pair of tanks 10 that are linked to each other by the flexure link, which is connected to the drive that provides the electric generator shaft movement. The module has one upper open from the top for the water entry from the outside and one closed lower pools 2 and 1 that are linked to the mine 5. The mine 5 cuts off the interior space from the external environment and has vertical guides 6 suitable for the tanks 10 periodic reciprocating motion along the guides. The pool 2 is located in such a way that it provides the tanks 10 water admission through the drainage holes that are fitted with the sealed with regard to the pool 2 shutoff locking device suitable for its movement in the vertical plane.EFFECT: invention allows to receive the environmentally friendly electric energy through the use of the affluxions with the elimination of the interruption of the power supply into the electric power system and with the efficiency factor increase.8 cl, 7 dwg, 1 tbl

Hydroelectric power generator // 2628942
FIELD: power industry.SUBSTANCE: hydroelectric power generator contains a main and an auxiliary wave generators, wave power stations of the float type connected to a single power system, and a hydroelectric power processing and accumulating unit. The auxiliary generator is made in the form of a pendulum, the axis of which is built into the pillar support. On the long arm of the pendulum, a container with a liquid is fixed, for example with alcohol, and at the end of the short arm a rod is attached, connected with a ratchet mechanism for converting the reciprocating motion of the pendulum into a one-sided forward rotation of the star wheel shaft of the main wave generator. A container of water intake from the reservoir is fixed to each ray of the star wheel. The main wave generator is provided with a lock chamber for water discharge to generate wave processes on the surface of the reservoir. The receipt of hydroelectric power is provided by creating wave processes on the surface of the reservoir and by converting the vibration energy of the floats into electricity.EFFECT: achieving a higher power of the hydroelectric power station by introducing an auxiliary wave generator, as a result of which the energy generated by the wave power plants is completely supplied to the power storage unit, the installation of an additional current generator in the lock chamber of the main wave generator, operating from the mechanical energy of water discharge.2 cl, 3 dwg

Screw-type wave power plant (versions) // 2608795
FIELD: energy.SUBSTANCE: group of inventions relates to hydropower industry and can be used for generation of electric energy from wave motion in seas or oceans. Screw-type wave power plant comprises shafts with screw blades forming a single-or multiple-thread screws that are located at an angle to the flow, a base, a reduction gear, connecting the lower ends of shafts, cardan joints connecting upper end of one shaft with the generator, the upper end of the other shaft with the thrust bearing. Generator and bearing are connected to the supports. Flexible cables are used as shafts. Screw blades are made with positive buoyancy. Generator, reduction gear and thrust bearing are arranged on separate floating bases connected to the supports.EFFECT: group of inventions is aimed at increasing the efficiency and performance of a power plant.2 cl, 2 dwg

Damless hps with forced stream acceleration (versions) // 2596478
FIELD: energy.SUBSTANCE: group of inventions relates to hydraulic power engineering and can be used for obtaining electric energy from hydraulic flows, including at low speed of water movement. In version of single unit device comprises storage water vessel filled with flow, accelerating device, turbine installed in vessel and connected via reduction gear with generator. Acceleration device is represented by rotary vane flow breaker connected by pull rod with float water level controller in vessel. When incoming water reaches specified level controller by means of pull rod connected with spring-loaded thrust, releases for movement switch blade and portion of water in the form of hydraulic pulse is transmitted on to turbine. Water level falls, controller releases thrust from tension which under spring action returns to initial position, stopping blade of turned flow switch for creating water reserve. In version of several modular devices installed in flow, their turbines are integrated with common shaft and connected via multiplexer to electric generator, and their float water level controllers in vessels are installed at different levels, which provides their series connection.EFFECT: higher efficiency of damless HPS.4 cl, 2 dwg

Wave power system // 2580994
FIELD: energy; construction.SUBSTANCE: invention relates to hydrotechnical structures for power generation and simultaneous protection of shore from storms. Wave power complex is arranged in water with properties of electrolyte in zone of wave motion. Complex comprises converting elements 1, electrically connected to each other in parallel. Every element 1 is made as electric current generator and comprises bearing base 3, magnetic system of permanent magnets 2 arranged on basis 3, protective plate 4, current collector and current-collecting bus 5. Current collector is made in form of contact-rectifier module 6 with paired connecting terminals, made with possibility of being connected to terminals of adjacent elements 1 with aligned polarity. Magnetic system is covered from above plate 4 of dielectric with buses 5. Ends of one bus 5 are connected to terminals of positive polarity module 6, and ends of second bus 5 are connected to terminals of negative polarity. Polarity of magnets 2 arranged along edges of the base 3 and oriented along longitudinal axes of buses 5, is same and opposite to polarity of magnets 2 located between buses 5.EFFECT: simplified design and provision of direct conversion of wave energy into electrical one.4 cl, 5 dwg

Self-discharge wind-wave power plant // 2568016
FIELD: power engineering.SUBSTANCE: self-discharge wind-wave hydraulic power plant includes submersible platforms 1 in the form of reservoirs. On one of platforms 1 there is a hydraulic turbine 2, a generator 3. On the platforms 1, having water-pumping devices, there is a tight chamber filled with compressed air with a discharge column, into the inner cavity 0of which pumps with drives from wind and wave power plants pump and discharge water. At the same time the open upper part of the column is connected to the inner volume of the right chamber, and the lower one is connected by the discharge pipeline 5 to a flow reservoir 4 of the hydraulic turbine 2. The tight chamber via a pressure controller and pneumatic lines 11 is connected to a receiver 6 for compressed air used to pull pressure at water arriving into the column. Above water surface in the column and in the reservoir 4 there is compressed air with adjustable pressure, providing for specified head during operation of the hydraulic turbine 1.EFFECT: improved submersible hydraulic power plant using renewable sources of energy, where heat at a hydraulic turbine is adjusted and does not depend on depth of its submersion.3 cl, 4 dwg

System for power generation by hydraulic method // 2565121
FIELD: electricity.SUBSTANCE: invention relates to systems for electric power generation by hydrodynamic method. The system contains overhead crossing 100, used for vehicles passage, and hydrodynamic system 200. The overhead crossing 100 is made out of multiple pairs of road spans 101A, 101B. Each span contains end locks 128A, 128B. The hydrodynamic system 200 is made to support the overhead crossing 100 and to generate the electric power by means of the conversion of the sea tides energy or river current energy and forces, acting on the hydrodynamic system immersed in the ocean tide or river current and moving relatively them. The hydrodynamic system 200 is made out of multiple hydrodynamic elements connected by lock.EFFECT: invention ensures possibility of the effective and reliable manufacturing, assemblage, disassemblage, installation, removal and maintenance of the hydrodynamic system parts.20 cl, 26 dwg

ethod of sea waves use for electric power generation // 2559212
FIELD: electricity.SUBSTANCE: concentration of wave front is performed due to water passage through set of tanks connected in series and communicating with each other by check valves. The tanks are located along the sea waves movement. Liquid is accumulated in water pressure tank in form of the water column. Further the water column is used to drive the rotor of the generator generating electric current. Water additionally passes inside the tanks when wave crests pass above them via the check valves located on upper part of the tank, increasing pressure inside the next tank and facilitating movement of the water head towards water tower.EFFECT: increased efficiency, universality and simple design.4 dwg

Device for electric power generation based on sea waves use // 2559098
FIELD: electricity.SUBSTANCE: device for electric power generation based on sea waves use contains converter of sea waves energy made in form of set of tanks connected in series and communicating with each other by check valves, resulting in liquid accumulation in the accumulator of the hydropotential energy. The tanks are located along the sea waves movement. Accumulator is made in form of water tower creating the required water head for the electric generator turbine generating electric power. Tanks in upper part are provided with the additional check valves passing water inside the tanks when waves pass above them.EFFECT: increased efficiency of the device, increased its universality and simplified design.3 cl, 6 dwg

Hydraulic machine impeller, hydraulic machine containing such impeller, and energy conversion plant equipped with such hydraulic machine // 2557837
FIELD: machine building.SUBSTANCE: group of inventions relates to the impeller of Francis impeller for the hydraulic machine through which the forced water flow shall pass. The Francis impeller for the hydraulic machine contains rim (1) with symmetrical rotation around the rotation axis (Z) of the impeller, ceiling (12) and multiple bent blades (21) secured with rim (1) and ceiling (12), each of them has peripherical edge (212). Edge (212) of at least one of the blades (21) is bent and its concavity looks outside the impeller. Distance measured between any point of the edge (212) and straight line passing from one side through first point of interface between the edge (212) and rim (1), and from the other side through the second point of interface between the edge (212) and ceiling (12) is maximum at level of the intermediate point of the edge (212). Radius of the intermediate point is strictly lower the radius of first interface point and radius of second interface point.EFFECT: invention designs the impeller which geometry ensure stabilisation of the impeller rotation speed during transient start-up phases at relatively low fall heights.15 cl, 10 dwg

Inertial generator // 2553968
FIELD: electricity.SUBSTANCE: device consists of interconnected vessels with the liquid 1, floats 2i, i = 1, …, 2, connectors 3i, i = 1, …, 2, converters of mechanical energy into electric one 4i, i = 1, …, 2.EFFECT: solution of the problem of simplification and increase of production efficiency of electric energy for low-power self-contained units installed on moving objects.1 dwg

Ramp wave energy storage unit // 2550998
FIELD: construction.SUBSTANCE: invention relates to the shore facilities, ensuring the use of wave energy with its subsequent conversion, for example into electric energy. Ramp wave energy storage unit comprises a storage pool that has fences against the wave forming water area. Part of the fence from the wave forming water area is designed in the form of optimal height of water storage barrier, which has the upper edge integrated with ramp, bevelled to the pool. The ramp is submerged into the wave forming water area by the bottom part and has horizontally placed channels from the front side with respect to the water area, providing the opportunity to take water from waves in case of wave setup on the ramp. Horizontally disposed channels have tubular outlets, through which water flows into the storage pool. Ramp wave energy storage unit provides the water flow into the storage pool not only in stormy weather, but also at moderate wave setups and back drafts at coasts of seas, lakes and other wave forming water areas.EFFECT: invention makes it possible to ensure protection of onshore facilities and at the same time to accumulate the wave energy.2 cl, 1 dwg

Device for lifting of depth sea water onto surface // 2549253
FIELD: engines and pumps.SUBSTANCE: device comprises a floating element 10, which is placed onto the sea surface and connected to a pump, rigidly fixed to the sea bottom or to massive floatage 8. The pump is made in the form of a cylindrical pipe-shaped vertically arranged chamber 1 semi-submerged into the sea, which in its upper and lower parts is equipped accordingly with lower 3 and upper 6 nozzles. At the lower nozzle 3 there is a hose 4 with certain length arranged in water depth. In the chamber there is a piston in the form of an inlet check valve placed on the stem 9, which is made as capable of passing water in the chamber only in direction from the lower nozzle to the upper one and is connected by means of the stem 9 with a floating element 10. The piston may be made within a membrane 12 adjacent to the plane of a disc 11 made with through holes, axes of which are parallel to the axis of the disc.EFFECT: simplified design, expanded area of application of a device for water lifting.2 cl, 1 dwg

Unit for tidal flow energy utilisation // 2546174
FIELD: power industry.SUBSTANCE: invention refers to hydro power engineering. Device utilising tidal flow energy includes rotor 1 consisting of spiral vanes with segmented profile, attached by cross-beams to the shaft, and generator mounted on a platform and connected to the rotor. Lower end of rotor 1 shaft and generator connected to it are placed in a sealed capsule 2. Sealed capsule 2 rests on two bearing beams 4 with the help pf two pins 3 protruding from opposite sides of outer capsule surface and can rotate around horizontal axis perpendicular to the flow direction. Bearing beams 4 are attached to cylindrical cases 5, the ends of which are interconnected by braces 7 with segment-shaped cross-section turned with its convexity down and forming α angle to the horizon to produce lifting power directed towards the bottom.EFFECT: simplified design, extended application range covering water areas of large-capacity navigation and ice cover.4 dwg

Wave and tidal power plant // 2545112
FIELD: power industry.SUBSTANCE: invention refers to hydraulic power industry, particularly to wave and tidal power plants. Wave and tidal power plant includes buoyant tank 1 with at least one pulley 2 attached to it, at least one vertical underwater cylinder 3 connected by a flexible link 4 with anchor 5 set at the sea bottom, plunger 6 featuring at least one stem 8 and positioned inside the cylinder 3 with a possibility of reciprocal movement down under its own weight or spring or up along with buoyant tank 1 upheaval with a wave or tide, resulting in work medium suction and displacement from the cylinder 3 and transfer to an electric power generator or to the land. Cylinder 3 is buoyant and is located under water completely or partially, or is non-buoyant and is attached to levelled sea bottom. The cylinder 3 is connected to the plunger stem by flexible link 7 passing through the pulley 2 of buoyant tank 1, and thus the rising travel distance of the plunger 6 is approximately equal to two rising travel distances of the buoyant tank 1.EFFECT: enhanced efficiency of the plant due to increased plunger travel amplitude.8 cl, 3 dwg

Combined wave energy converter // 2536754
FIELD: power industry.SUBSTANCE: invention relates to the power industry, namely to sea wave energy removal devices in a near-shore area. A combined wave energy converter is made in the form of a hollow reinforced-concrete mass 1 forming a pool having the front (facing to the sea) wall 4 with inlet plate-like valves 8 in the underwater part and an inlet valve in the upper part and a rear wall 6 with an outlet water line and low-pressure hydraulic turbine 11 in the underwater part. The upper valve of the front wall 4 is made in the form of a floating pontoon 9 on a hinged connection, which is inclined inside the pool. On the upper edge of the rear wall there attached by means of a hinge is a flap 12 elevated above the water surface and retained in a vertical position with elastic couplings 13, which is capable of being swung by crests of big waves and has an additional line power takeoff device 14.EFFECT: invention is aimed at the improvement of the wave energy takeoff efficiency, automatic control and coordination of operation of a combination of different working elements of the device.1 dwg

Wave power station // 2536413
FIELD: power industry.SUBSTANCE: invention refers to hydropower industry and can be applied in wave and tide power plants, and as shore protection structure. Wave power station includes vertical guide racks, cross-beam between them, bearing two turbine plants separated by space. Cross-beam can move in vertical direction on the racks to the turbine plant submersion depth depending on wave height. Additionally the wave power plant includes two dams between which waves pass, reflecting screens directing water stream to turbine plants and mounted on the cross-beam made in the form of metal frame, and one-side gate valves mounted on the dam ends. One turbine plant can be operated by a wave approaching the shore while the other plant can use retreating wave.EFFECT: simplified device, expanded application scope and area for conversion of wave and tide energy to electric power.3 dwg

icro run-of-river plant // 2525776
FIELD: power engineering.SUBSTANCE: run-of-river micro station comprises hydraulic turbine with blades 1, generator 7 fitted at pontoon 8 with anchor pole 9. Diverging blades 1 are curved in conical screw line or in conical logarithmic spiral. Front ends 2 of blades 1 bent through 90 degrees are secured inside hear case 3 at shaped bush 4. Rear ends 5 of blades 1 are secured to spider 6.EFFECT: fast-assemble-disassemble portable run-of-river plant.3 cl, 4 dwg

Electrohydraulic system // 2519842
FIELD: electricity.SUBSTANCE: electrohydraulic system contains multi-step concrete pedestals placed in one or more rows where the pedestals in the second row and next rows are placed in gaps between the pedestals in the previous rows. On the steps of the pedestals there are installed wave electric power stations united in the common power generating system, and their floats are placed awash. The pedestals are made as multi-step polygonal prisms, e.g., hexagonal ones, installed around the wave generator. The wave generator is made as a motor 3 mounted on a polygonal, e.g., hexagonal, platform 2, the motor shaft is coupled to a cam gear 4, on which a rod 5 lies with a ball 6 fixed at its end. The second end of the rod is fixed to the platform. The wave electric power stations are installed around the wave generator on multilevel polygonal, e.g., hexagonal prisms with their floats floating awash. All wave electric power stations are coupled to the unit of electric energy accumulation and distribution and the latter is coupled to the motor. Neighbouring groups of polygonal prisms around the wave generator are placed in damped wave zones.EFFECT: invention of additional electric energy generating sources due to wave properties use of different natural water bodies.3 dwg

Hydraulic power system // 2518438
FIELD: energy industry.SUBSTANCE: hydraulic power system comprises multistage concrete pedestals located in two or more rows so that the pedestals of the second and subsequent rows are placed in the gaps between the pedestals of the preceding rows. On the steps of the pedestals the wave power plants are installed connected in the unified energy system, which floats float on the waves. The pedestals are made in the form of multistage polygonal prisms, such as hexagonal, and are arranged around the wave generator. The wave generator is made in the form of a column 2 installed on a concrete polyhedral, for example hexagonal, base 3, on which, above the water surface, the water reservoir 5 is placed with the cuffs 6 at its upper edge, and a conical nozzle 7 in the bottom, and a pump 8 for supplying water in the reservoir. Faces of the prism and the concrete base 2, which are in contact with water, have the shape of a parabola. All the wave power plants are connected to a unit of storage and distribution of the electric energy which is connected to the pump. The groups of adjacent polygonal prisms around the wave generator are located in areas of damped waves.EFFECT: ability to create additional sources of electricity generation through the use of the wave properties of various natural water reservoirs.3 dwg

Generator of hydroelectric power // 2518011
FIELD: energy industry.SUBSTANCE: generator comprises multistage concrete pedestals arranged in two or more rows so that the pedestals of the second and subsequent rows are arranged in the gaps between the pedestals of the preceding rows. On the steps of the pedestals the wave power plants connected in one power system are mounted. The wave power plants are mounted on the multifaceted and multitiered prisms around the wave generator. The wave generator is made in the form of a column 3 mounted on the concrete polygonal prism 2, on which above the water surface in a magnetic bearing the rotating star-shaped, for example a four-rayed, wheel 4 is mounted. The outer end of each ray of the wheel the stone or cast iron polished ball 5 is attached by means of the connecting element 6. On the inner side surfaces of the star-shaped wheel the troughs 7 are made, the distance between which edges is greater than the diameter of the ball 5. The length of the connecting element 6 is greater than the distance from the base of horizontally disposed trough 7 of the star-shaped wheel to the water surface, but less than the depth of the water reservoir. The facets of polygonal concrete pedestal and the multifaceted prism in contact with the waves are designed according to shape of parabola. The star-shaped wheel shaft 4 is connected to the motor shaft 11 which is connected to the outlet of the unit of processing and storing electric energy, connected to a group of wave power plants. In the water reservoir the star-shaped wheel 4 is mounted so that the ball 5 is moved along its course. The connecting element 6 is made in the form of a rope or cable or cord On the water surface in the area of damped waves the similar groups of wave power plants are located.EFFECT: ability to use various natural water reservoirs, lakes, ponds, rivers and other water areas for obtaining hydroelectric power, and increase in the efficiency of their use.3 dwg

Tidal-wave power plant // 2507412
FIELD: electricity.SUBSTANCE: tidal-wave power plant is made on the basis of two turbines 1 and 2. Each of turbines 1 and 2 comprises at least two disks 3, connected to each other by axes 4, on which blades 5 are hingedly fixed, displacement of which is limited by main and additional fixators 6 and 7. Both turbines 1 and 2 are hingedly installed on a single axis 8, fixed in a frame 9, a part of which is fixed on the bottom, and the other part includes a site 10 on the surface, where a reducer 11 and a generator 12 are placed. In one turbine the main fixators 6 are arranged at the right side of the blades 5, while in the other turbine the main fixators 6 are located at the left side of the blades 5. Adjacent discs 3 of turbines 1 and 2 are equipped with main conical gears, between which there are additional conical gears hingedly fixed on an axis 14, which is perpendicular to the single axis 8 of turbines 1 and 2. A power takeoff shaft 13 reaching a site 10 on the surface is stiffly fixed to one of additional conical gears.EFFECT: provision of higher efficiency factor due to operation of turbines in three squares and at any direction of a flow, with simultaneous preservation of design simplicity.6 dwg

Driving mechanism // 2478829
FIELD: power engineering.SUBSTANCE: driving mechanism comprises a symmetric wing 1 arranged in an uneven flow of water with side walls 2, the axis 3 of which is installed in hinged supports 4 at rear ends of cross beams 5, connected by front ends through hinged joints 6 to a support structure 7, and also an actuating mechanism 9 connected with the axis of the wing 1 by means of a gear 8. The mechanism 9 is equipped with an elastic air cushion 11 arranged in the upper part of the wing 1 above water 10 filling its lower part 10, a lever 12, fixed on the wing 1, and vertical traction rods 13. Traction rods 13 are connected by lower ends with bearings 14 installed on the axis 3 and are attached by upper ends by means of springs 15 to the structure 7. Between the structure 7 and the lever 12 there are the following components installed in series - an elastic element 16 and a controller 17 of wing 1 position. In walls 2 there are holes 18. The top of the holes 18 is arranged below the upper point of the wing 1 profile and matches the level 19 of its filling water 10 and the lower border of the cushion 11, which is arranged in the form of an elastic shell 20, filled with air 21.EFFECT: higher efficiency due to parametric amplification of rotary oscillations of a driving mechanism wing.2 dwg

Wave power plant // 2478827
FIELD: power engineering.SUBSTANCE: plant comprises a floating body partially filled with liquid, a flat float arranged in it, the central part of which is arranged by means of a flexible element with the body bottom. Along the line of the diameter of the upper surface of the float at the identical distance from its centre there are two stands fixed as perpendicular to the float surface. The upper end of one stand is equipped with an upper flexible element, which is tightened, wound in direction of hour hand motion onto the upper part of the coil, and the end of the wound section is fixed on it. The upper end of the other stand is equipped with a lower flexible element, which is tightened, wound in direction opposite to the hour hand motion onto the lower part of the coil, and the end of the wound section is fixed on it, besides, lengths of flexible elements are equal to each other. The coil is tightly placed onto a shaft of a vertically arranged electric generator. The middle part of the coil, the upper end of the upper part, the lower end of the lower part of the coil are equipped with flanges. In the plane of stands arrangement on the lower surface of the float with displacement from its centre there is a fin fixed.EFFECT: higher reliability of a plant in case of wave movement direction change.3 cl, 1 dwg

Inshore hydraulic wind-powered plant // 2478826
FIELD: power engineering.SUBSTANCE: inshore hydraulic wind-powered plant comprises a platform with a slot, fixed on sea surface in its coastal strip, a rotor plant arranged in the platform slot with location of its part under water and comprising two rotors, which are arranged in a mirror-like manner on a common shaft, mechanically connected with a power generator shaft, every of which is arranged in the form of a disc with blades in the form of aerodynamic wings, arranged with a gap relative to the common shaft, two fairings, each of which is installed on the common shaft in front of the appropriate rotor and covers the gap between the inner edges of blades, and two confusors, and an additional sunk platform fixed in front of the platform at the side of the sea. Ends of rotor blades are arranged as truncated to the axis of the common shaft. Confusors are installed at peripheral parts of ends of rotor blades to form a gap with an appropriate fairing.EFFECT: increased fullness of joint usage of energy of swash, ebbs and air flow, and also simplified design of an inshore hydraulic wind-powered plant and its operation.7 cl, 4 dwg

Flowing damless hydraulic turbine // 2466293
FIELD: power engineering.SUBSTANCE: flowing damless hydraulic turbine comprises a pontoon 1 with a bearing stand 3, on which by means of roller supports 4 there are inclined paired rotors fixed coaxially. Rotors are arranged in the form of a shaft 5 with blades 6. Rotors via hinged couplings 7 interact with a power takeoff shaft 8, and via a sprocket 9, rigidly fixed on the shaft 8, with a multiplier and a power unit.EFFECT: simplified design of a hydraulic turbine, reduction of its dimensions and provision of the possibility to use it on small rivers and streams for power supply to individual households and farms.3 cl, 5 dwg

Wave-activated power plant // 2443900
FIELD: power engineering.SUBSTANCE: wave-activated power plant comprises an energy converter including a system of gears enclosed into a body fixed on a support above the water surface capable of rotation around the vertical axis, a lever, which is connected with its one end to the gear system via a mechanism of single-sided rotation, and with the second one - to a cylindrical float. The float is equipped with a wave tail unit for alignment along with direction of waves and freely rotates on the lever axis, compensating variances of wave forces at the float ends. A generator is fixed on the support above the water surface and is connected to the energy converter.EFFECT: invention makes it possible to align the float along the direction of waves and to more efficiently convert the energy of sea waves.

Pontoon tidal power plant // 2441172
FIELD: electricity.SUBSTANCE: pontoon tidal power plant comprises pontoon vertical cylindrical shells (1), generators, water intake and discharge pipes (20), a system of ropes (8) and anchors (9). Shells (1) are installed with a gap between adjacent shells along a longitudinal line, perpendicular to direction of tide (4). In the middle part of pontoon shells (1) at both sides there are ropes (8) fixed as connected to anchors (9). In the pontoon vertical cylindrical shell (1) there is a water-receiving (10) and dry (11) chambers concentrically arranged. The water-receiving chamber (10) is divided by a partition (12) into sections. In each section there are outlet nozzles (13), a perforated flow distributor (14), a central perforated riser (16), an inlet nozzle (19) of a discharge pipe (20). Outlet nozzles (13) are installed tangentially for flow swirling. The flow distributor (14) is made as a truncated cone with an open upper base and a lower base (15) closed by a wall. The perforated riser (16) is made in the form of a pipe. The lower hole (17) of the pipe is opened, and the upper one is connected to a fish-discharge pipe (18). A dotted line (26) shows position of the pontoon vertical cylindrical shell (1) at the maximum level of water in the sea.EFFECT: exclusion of fish passage via working elements of generators provides for higher efficiency of fish protection.4 cl, 3 dwg

Wind-wave power plant // 2435981
FIELD: power industry.SUBSTANCE: plant includes pontoons 1 and 2 connected by means of bellows 3. Pontoon 1 has bellows 4 on front side, and bellows chamber 5 is attached to its bottom. Above pontoon 1 there attached through turning bearing 6 is vertical air duct 7 with turbogenerator 8. Air intake socket pipe 9 with chain 10 and hinged non-return valve 11 is fixed on its right side. To the left of air duct 7 there attached is plumage 12, from above is elbow 13 the outlet hole of which faces plumage 12. Air duct 14 is attached through bearing 15 from above to pontoon 2 and has turbogenerator 16 from inside, plumage 17 on the left side 17, and angular socket pipe 18 from above 18. At the bottom to air duct 14 under plumage 17 there attached is connection pipe 19 closed with hinged non-return valve 20. Hinged non-return valves 21 and 22 are installed in outlet holes of pontoons 1 and 2. Valve 22 is pressed to its seat with flat spring 23. To pontoon 2 there attached is bellow chamber 24 having cap 25. Plumage 12 and 17 is made of closed metal frame 26 and 27, and piezoelectric films 28 and 29 are fixed on them.EFFECT: providing the possibility of maximum wave and wind energy use.1 dwg

Device for obtaining electric energy from sea waves // 2435068
FIELD: power industry.SUBSTANCE: device for obtaining electric energy from sea waves includes vessel hull, several longitudinal channels 2 at vessel hull, hydraulic turbine generators 14, electric accumulators, electric actuator 12 with screw propeller 13. Longitudinal channels 2 are slanted towards vessel aft. Lower edge of inlet nose hole 4 of channel 2 is arranged at level of average seal water level value. In longitudinal channel 2 there installed is circular cylinder with vertical axis with possibility of its being flown along the outline with sea water flow, in the cavity of which there provided are pipelines interconnected with each other and with longitudinal channel. Hydraulic turbine generators 14 are installed on pipeline which is transverse to longitudinal channel.EFFECT: obtaining electric energy used immediately at production site for electric actuator of vessel screw propeller.3 cl, 6 dwg

ethod for producing electric energy from sea currents // 2422671
FIELD: power industry.SUBSTANCE: method for producing electric energy from sea currents involves sea water intake to pipeline 3 arranged in cavity of circular cylinder 1 with vertical axis, passage of sea water to working member of hydraulic generator 4, and water discharge from pipeline 3. Sea water intake to pipeline is performed in circuit 5 of circular cylinder 1 at leakage point of approaching flow. Sea water discharge from pipeline 3 is performed at point 6 in circuit of circular cylinder 1, which is located in the gap between two adjacent circular cylinders 1.EFFECT: higher efficiency of energy extraction from sea currents and improved operating conditions.1 dwg

Hydraulic-wave stock-type core electric generator // 2413868
FIELD: power industry.SUBSTANCE: device represents hydraulic-wave stock-type core electric generator which includes floating housing (1) made so that it retains its constant position relative to vertical line at any rise and fall of water; vertical pin (2) fixed on housing; float (3) arranged on pin with possibility of back-and-forth movement along the pin; vertical stock (4) attached to the float with magnet (5) fixed inside the stock; limit stop (6) installed near upper end of vertical pin to exclude the position when the float exceeds upper limit of the pin, core (7) attached to the limit stop and around the cross section of which there is winding (8).EFFECT: providing effective generation of electric energy on waves of any length irrespective of the speed of vertical wave movement, high operating reliability of the device because component parts are not used in the design, absence of rotating parts and lubricating materials predicts improvement of environmental behaviour of the device, mobile floating housing allows transporting the device by water, device has storm resistant properties because horizontal waves freely pass through frame housing and flow about the floats of the device; the number of materials for manufacture of the device has been considerably reduced, which is essential for economic component of manufacture; besides, maintainability of the devices is achieved, which influences the cost reduction of the generated electric energy, namely at its being used on sites of industrial production of sea and coastal location.21 cl, 8 dwg

Hydraulic wave rod core electric generator // 2413089
FIELD: power industry.SUBSTANCE: device includes floating housing (1) maintaining its constant position relative to vertical plane at any rise and fall of waves, vertical rod (2) attached to housing with magnet (3) fixed inside the rod, float (4) arranged on rod with possibility of back-and-forth movement along the rod, core (5) attached to the float and around the cross section of which there is winding (b). Device is resistant to storm since horizontal waves freely pass through frame housing and flow around floats of the device; the quantity of materials for manufacture of the device is considerably decreased, which is essential for economic constituent of manufacture, besides the serviceability of the device is achieved, which influences on the reduction of cost of the received electric energy, namely at its being used at objects of commercial manufacture of sea and nearshore location.EFFECT: providing effective generation of electric energy on waves of any length irrespective of speed of vertical wave movement; composite elements are not used in the design, and as a result, high operating reliability of the device is reached, absence of rotating parts and lubricating oils provides improvement of ecological characteristics of the device, and mobile floating housing allows transporting the device by water.21 cl, 8 dwg

Device for power generation from sea currents // 2401358
FIELD: construction.SUBSTANCE: device includes several cylindrical shell supports arranged on sea shelves, system of supply and drain pipelines, hydraulic generators. Cylindrical shell supports are installed in a row with clearance for water passage along line perpendicular to direction of tidal and ebb currents. Cavity of cylindrical shell support is divided along vertical line into several tiers, for instance into 2 and more, to locate pipelines and hydraulic generators. Supply pipeline passes perpendicularly along diagonal line, and drain pipeline - along diagonal line parallel to line of installation of cylindrical shell supports. At the same time ends of these pipelines communicate with sea, and hydraulic generators are arranged on drain pipelines.EFFECT: reduced cost of generated electric energy, less operational problems and higher efficiency due to application of full tide and ebb cycle.2 dwg

ethod and device for energy generation // 2398130
FIELD: power engineering.SUBSTANCE: oscillations of float through double-arm level via mechanical drive actuate rotor of power generator that generates electric current and is located in tight closed inner space of base fixed on bottom in coastal area. Additionally wave front is concentrated by means of guide platform fixed on concrete base. Beginning of platform is located at the level of water surface and to direct wave front to receiving platform, which, deviating under action of wave front impact and wave water weight, through mechanical drive, rotates rotor of electric generator, and as water flows down from it, it returns into initial position with the help of return-damping spring. Spring with its one end is connected to receiving platform, and the other end is fixed on concrete base.EFFECT: environmentally safe power generation on the basis of sea waves energy application.2 cl, 1 dwg

Electric current generator, its versions and methods of its installation // 2396673
FIELD: electricity.SUBSTANCE: electric current generator includes rotor and stator with common longitudinal axis located horizontally, the cores with coils and excitation system of which provide generation of electric current; at that, centre of mass of rotor or stator are eccentrically offset relative to longitudinal axis of their rotation, and for increasing the eccentricity on rotor or stator there fixed is additional weight, or there are slots and/or holes to which there can be introduced the material with unit weight which is bigger than that of the material enclosing it, or one or some part of coils and their cores are removed, or cores with coils are located axisymmetrically or in odd number which is more than 3. In order to provide the possibility of swinging of statically unbalanced rotors or stators, they shall be installed freely, and their paired rotor or stator is fixed on the floating device having the possibility of oscillations through angle ± α at movement of water waves and possibility of being turned along the normal to impact of waves owing to the shape of their housing or vertical finning. At that, generators can be installed in front rows or in rows one after the other, and in order to percept oscillations of floating device in mutually perpendicular directions, generators can be built perpendicularly in hollow tubular rotor of external generator the rotor or stator of which are statically unbalanced and have the possibility, owing to free suspension in direction to the centre of the Earth, of oscillatory movements relative to their paired rotors and stators fixed on floating device at influence of waves thereon. In order to provide the possibility of oscillations in three mutual planes the rotors and stators of generators can be installed on horizontal rotary platform installed on floating device and having the possibility of free rotation about their vertical axis. At that, on platform and surfaces of floating device, which are adjacent to it, there can be installed cores with coils and excitation system, which provide electric current generation. Rotors and stators can also be suspended to horizontal platform, including in several tiers.EFFECT: providing reliable generation of electric current at free mutual offset of rotor and stator of generator with forces of gravity of the Earth.29 cl, 12 dwg

Water lifting pump for marine surf wave hydraulic power plant // 2392484
FIELD: engines and pumps.SUBSTANCE: invention refers to marine hydraulic power engineering and can be used for construction of hydraulic power plant using the energy of breaking wave. Water lifting pump for marine surf wave hydraulic power plant includes pontoon-float 4 and hollow flattened cone 2 with lower wide intake and upper narrow supply part changing into vertical upward directed tube and which is rigidly connected to pontoon-float 4 with possibility of back-and-forth upward-downward movement under influence of breaking wave. Pump is equipped with the system of hollow flattened cones 2 with internal conicity of 0.025 to 0.01, which form common rigid construction and capacities 1 rigidly fixed and pre-filled with water, in each of which there lowered is movable cone 2 which is not connected rigidly to the housing of capacity 1 with possibility of water carry-over upward to the next adjacent above located capacity 1. In the first capacity 1 the upper edge is located at water level with possibility of being constantly filled with movement of breaking wave. Each of cones 1 is equipped with dividing check valve installed at the transition from cone 2 to the tube.EFFECT: providing high operating efficiency.2 dwg

Wave energy plant (versions) // 2374484
FIELD: mechanical engineering.SUBSTANCE: invention relates to field of renewable energy sources, particularly wave power and transformation of it into other kinds, principally, into electric. Wave energy plant contains interacting to each other the first and the second horizontal shafts, installed on vertical struts with ability of free rotation, pontoons, installed in pairs symmetrically relative to vertical struts, fixed in pairs levers, pivotally connected to corresponding pontoons, the first and the second gear, immovable installed at the first and the second shafts and are interlocked to each other, step-up gear and generator. On each shaft it is installed N-amount of pairs of overrunning clutches, naves of which are immovable installed on corresponding shafts, and iron rings by flat hinges are connected to top ends of levers, bottom ends of which, as well by flat hinges, are connected to corresponding pontoons. Distance between joints of two parallel levers is equal to distance between two horizontal shafts. When iron ring of top coupling of each pair interlocks to nave of iron ring, iron ring of bottom coupling disengages and inversely.EFFECT: increasing of coefficient of efficiency and design simplification of installation.5 cl, 5 dwg

Wave power installation (versions) // 2373424
FIELD: machine building.SUBSTANCE: invention refers to renewable sources of energy, particular to wave power and to converting it into other kinds, mainly into electrical energy. Wave power installation consists of the first and the second horizontal interacting shafts installed on vertical poles and freely rotating; further installation consists of pontoons arranged in pairs and symmetrically relative to vertical poles, of bridged in pairs levers pivotally connected to corresponding pontoons, of the first and the second pinions rigidly fixed on the first and the second shafts and meshing with one another, of a step-up-gear and generator. N-number of overrunning clutches is installed on each shaft; hubs of clutches are stationary assembled on corresponding shafts. Socket sleeves are connected with upper ends of levers by means of flat hinges; lower ends of levers are tied with corresponding pontoons also with flat hinges. Distance between hinges of two parallel levers equals to distance between two horizontal shafts. When the socket sleeve of the upper clutch meshes the hub of the socket sleeve, the socket sleeve of the lower clutch comes out of meshing and vice-versa.EFFECT: object of invention is increased efficiency and simplification of installation design.5 cl, 6 dwg

Generator operating at sea current // 2368799
FIELD: power engineering.SUBSTANCE: invention is related to designs of plants for transformation of sea current energy into electric energy. Generator that operates at sea current comprises cylindrical jacket 19 with inlet and outlet nozzles 20 and 21, two power generators 1 installed parallel to each other with cylindrical body 3 and external rotor 4, installed outside body 3, and hydrodynamic drive 2, made in the form of blades 9, which are radially installed on external surface of external rotors 4 in both power generators 1. Power generators 1 are arranged as birotating and are equipped with internal rotor 5, installed inside body 3. Internal and external rotors 4 and 5 are connected to each other by means of reduction gear 12, cavity of which is filled with lubricating liquid, which provides for opposite rotation of rotors 4 and 5, and blades 9 are arranged as flat.EFFECT: invention is aimed at higher efficiency factor of plant with reduction of its dimensions and simultaneous increase of power.2 cl, 2 dwg

Wave energy plant // 2362044
FIELD: electrical power engineering.SUBSTANCE: invention relates to hydro-power engineering and can be used for converting sea wave energy into electrical energy. The wave energy plant contains a bellows chamber, air pipe, wind blade wheel, mounted on a horizontal shaft and an electric generator. The installation is provided with a buoyancy tank, tied to the bottom by anchor chains, located on both its sides, and a bellows with a rectangular cross section, for example. The bellows chamber is fixed below the buoyancy tank, and a vertical air pipe with a rectangular cross section, divided by a partition wall into two identical channels, is mounted on top of the buoyancy tank. The bellows and the bellows chamber are pneumatically linked to the inner part of the buoyancy tank. In the section of the partition wall on the horizontal shaft, a wind wheel with radial spokes and concave blades at its ends is fitted. The shaft is mechanically linked through a clutch to the electric generator, installed at the outer rear wall of the air pipe.EFFECT: increased reliability and efficiency of operation.2 cl, 1 dwg

Water power device // 2361109
FIELD: engines and pumps.SUBSTANCE: invention is related to the field of renewable power sources, namely to use of potential energy accumulated in water reservoirs and its conversion into other types of energy, mostly in electric energy. Water power device comprises the following components that interact with each other - platform, multiplier, power generator, the first and second shafts, in which according gears are installed, overrun clutches and sprockets that interact with chain. Device additionally comprises the first and second trolleys. They are connected to each other by chain and are installed in appropriate inclined guides with the possibility of reciprocal motion. Appropriate reservoirs are installed in trolleys, being equipped with exhaust water valves. In upper points reservoirs interact with appropriate newly introduced inlet water valves and units of position fixation, and in lower points - with end supports.EFFECT: makes it possible to simplify design and increase efficiency of energy transformation.7 cl, 6 dwg

Tidal hydroelectric plant // 2359083
FIELD: power engineering.SUBSTANCE: invention relates to hydroenergetics, to low pressure flows of seas, rivers and water outlets of hydro electric stations and reservoirs. A tidal hydroelectric plant contains a cylindrical body of the machine compartment with a gear box and electric generator of the tail hydroturbine with arms, mounted on its axis and the axis of rotation. On the upper part of the body is fixed a flat pylon, on the end of the pivot system and the axis of rotation. The body is suspended on a crossbeam in the passage of the catamaran for lifting the power station to the level of the servicing platform on the grooves of the support bridge pier, connected by the arch with a lifting mechanism. Arms of the hydroturbine are made short and wide sweptforward on the leading edge and with a concave surface in the form of a parabolic curve, and a convex surface of the tailpiece perforated with slanting slits.EFFECT: reduces the depth of the low pressure power stations, increases the hydrodynamic quality of the hydroturbines arms, and ensures periodic lifting of the power station from the water.3 cl, 4 dwg

Energy-producing floating platform // 2343306
FIELD: engineering industry.SUBSTANCE: invention refers to water power engineering, and namely to water-borne vehicles producing electric energy used for external consumers and for its own movement. Energy-producing floating platform consists of a triangular-shaped platform with a power unit, which is elevated above water surface by means of columns, floats, piston-type pumps, and supports which are hinged to columns. Floating platform is equipped with wind impellers installed on brackets and being synchronously rotated by propelling screws with wheels. Between each support and float arranged are piston-type pumps. Inside each column there is an axle on lower end of which there installed is a propelling screw and a wheel, and the other axle end is taken out above the platform surface and is provided with a pulley. Over pulleys there passed is a flexible rope pulled over by a steering mechanism.EFFECT: designing the maneuvering self-moving energy-producing floating platform which is capable of autonomous movement on water surface.2 dwg

Tide power system // 2326264
FIELD: electric power engineering.SUBSTANCE: invention is related to electric power engineering and may be used for generation of electric power at the account of ocean tides, ocean waves, wind from the shore by integration of tide energy with hydrogen technology. Barrage for energy extraction from potential energy contained in ocean tides, consists of multiple support stands installed with the same interval from each other in the ocean along the perimeter line and attached to the sea bottom. Panels are installed one above the other and fixed between pairs of neighboring support stands. Gaps between every panel and support stands are leak-tightened. Pairs of support stands from two rows of support stands for caissons. Support panels are placed between every pair of opposite support stands from the mentioned two rows so that caisson is supported by support panels, so that they form platform between two rows for caissons. In every caisson there are turbines with facilities that provide for water passing through the turbine by operator command. Electric generators are connected to at least one turbine. Barrage has no gaps or slots. As a result the ocean is separated from the area inside the barrage, excluding time, when operator provides water passing through turbine for electric power generation. Invention works at different loads and functions as power complex with electrolyzers and fuel elements for generation of electric power by request, excluding by that impulse character of traditional tide energy. Hydrogen may be produced as target product.EFFECT: reduces cost of works.6 cl, 17 dwg

Wave power plant // 2317439
FIELD: power engineering.SUBSTANCE: plant is designed for generating power by conversion of energy of sea waves. Proposed wave power plant is mounted on pontoon and provided in nose part with bellows with bottom from wave side and longitudinal bell with vertical tube arranged over bellows accommodating electric generator with mechanical converter, and in center of pontoon behind the bell, box-shaped vertical air duct is installed divided by vertical partition into two parts and communicating with pontoon through two check valves. Windwheel with blades is installed in cut of partition, being mechanically connected through shaft with electric generator. Bellows chamber with bottom is installed in stern part of pontoon. Holes are made in wall of pontoon between spaces of bellows and pontoon, and in wall of pontoon bottom between spaces of bellows chamber and pontoon to pass compressed air inside pontoon, and electric generators are installed.EFFECT: provision of more complete utilization of energy of sea waves.8 cl, 3 dwg

Wave power plant // 2316670
FIELD: power engineering.SUBSTANCE: proposed plant is designed for converting energy of waves into electric energy. Proposed plant contains vertical support secured on bottom, rocking rod installed on support for rotation around axis of support, float secured on one of rod ends. Float is provided with intake bottom hole and outlet top hole, both provided with remote controlled valves, and electric generator. Upper end of support remains under water at any possible magnitudes of waves. Wave magnitude sensor is connected with remote controlled valves, float is connected to pneumatic line connected with pressure source, rocking rod is connected with pump which is connected by pipeline with accumulator of hydropotential energy on shore, electric generator is located on shore and is coupled with hydraulic turbine connected with accumulator of hydropotential energy. Plant changes to safe mode of operation owing to filling of float with water at excess of magnitudes waves determined by corresponding wave magnitude sensor.EFFECT: provision of reliable and long operation.9 cl, 3 dwg

ethod of and device for obtaining energy by its multistage conversion // 2311558
FIELD: power generating.SUBSTANCE: invention is designed for use in vehicle power drives and for power generation. Method of conversion of energy of working medium into mechanical and electric energy is provided by multistage conversion of energy of drive engine having rotating output shaft, for instance, hydraulic turbine. Power torque is transmitted from shaft of drive engine to mechanical power consumer by means of at least two-stage conversion of mechanical energy into energy of working medium, for instance, water. Water pressure is provided by use of centrifugal hydraulic pump or radial-axial hydraulic turbine operating as a pump with provision of generation of reactive energy caused by interaction of water with blades of hydraulic turbine stage or reactive jet nozzle of stage runner, with transmission of water through fixed waterway and stage stator made in form of spiral chamber or branched manifold. Peripheral speed of stage runner with blades or reactive jet nozzles in creases torque by value of difference of radii of stage runner and drive engine wheel. Device contains drive engine with rotating shaft, for instance, hydraulic turbine, transmitting shaft, generator and at least two similar conversion stages. Shaft of hydraulic turbine is coupled with centrifugal pump impeller of first stage radially from which fixed waterways are laid to branched manifold or to spiral chamber on side surface of which radial-axial turbine runner is installed with working blades or nozzles over periphery under which drain manifold is installed. Runner of second stage hydraulic pump is rigidly installed on shaft by means of which it is connected with runner of first stage and rotor of electric generator.EFFECT: increased torque transmitted to electric generator.3 dwg

Wave power plant // 2305794
FIELD: power engineering.SUBSTANCE: proposed plant is designed to convert energy of waves into electric energy. Proposed device contains pontoon, anchor chain and anchor, electric generator and drive including working and support sheaves over which flexible tie with weights o each end is passed. One of weights is installed for hanging over bottom and is made in form of floating anchor and the other is made in form of counterweight. Anchor chain is provided with tie-rod. Floating anchor and counterweight are made for adjustment of their mass. Floating anchor can be made in form of hollow platform in which row of chambers is made. Each chamber is sealed and designed for accommodating and/or ground, and /or air, and/or water. Counterweight is made in form of hollow float with sealed chamber in lower part which is designed for ground, and sealed air chamber is found in its upper part. Tie-rod is installed by one end on anchor chain and by other end, on pontoon. It is made flexible and can be adjusted in length.EFFECT: provision of operation at any depth.5 cl, 3 dwg

Wave energy converter // 2300663
FIELD: power engineering.SUBSTANCE: invention is designed for conversion of wave energy into electric energy. Proposed converter contains mechanically coupled fixed post, float chambers, frame, shaft, step-up gear and electric generator. Moreover, converter additionally contains relatively interacting second shaft, first and second gears and at least two motion converters. First and second gears are fixed on corresponding shafts and engage with each other. Each motion converter has vertical rod installed for vertical vibration on upper end of which first block is installed, and on lower end, third sprocket engaging with first and second float chambers. First and second overrunning clutches with sprockets are installed on shafts and they engage through first and second chains with third sprocket.EFFECT: increased efficiency.8 cl, 7 dwg