Using wave energy (F03B13/14)

Converter of external kinetic energy into electricity // 2637529
FIELD: power industry.SUBSTANCE: converter is made to convert the wave energy into electric power and comprises a stator with turns of the electrical winding 4 provided with contact terminals 5 and a rotor 9 of a linear generator. The stator comprises a support frame 1 provided with a through longitudinal groove 2, on one side of which the magnetic system 3 of the stator with the winding 4 is fixed. In the opening of the groove 2 an elastic plate 6 is installed, one end of which is rigidly connected to frame 1 and at its loose end the rotor 9 is fixed, made in the form of a magnetic body, arranged with a working gap relative to the surface of the stator with possibility of reciprocating displacement relative to it through the groove 2. The plate 6 is made with an eigenfrequency of resonant oscillations of a greater frequency of water oscillations in the waves and faces their flow with one side.EFFECT: increased output power and simplified design of the device.5 cl, 4 dwg

Device for stable underwater electric power transmission to drive high-speed engines or other underwater loads // 2614741
FIELD: electrical engineering.SUBSTANCE: invention relates to electrical engineering. Device for stable underwater electric power transmission to drive high-speed engines or other underwater loads, e.g. pumps, compressors and control systems, represents rotary stepped frequency change device, more precisely, frequency increase or decrease rotary device; it comprises engine and generator functionally connected so, that engine drives generator; at least, one vessel filled with gas and/or liquid, in which, at least, one of engine and generator is arranged, wherein cable length is long, which means long enough, to cause problems due to Ferranti effect at frequencies and power levels, suitable for underwater pumps and compressors engines. Through lengthy cable device gets power supply at input at sufficiently low frequency to have stable transmission. Functionally connected to engine device, at output outputs electric current frequency, current and voltage, suitable for connected engines operation. Hydrocarbon fluid medium underwater pressure increase system or other fluid medium comprises said device.EFFECT: invention can be used in equipment for electric power transmission to underwater loads, located far from platform surface parts or from shore, requiring transmission of high power.15 cl, 7 dwg, 4 tbl

Breakwater and caisson breakwater unit // 2611917
FIELD: construction.SUBSTANCE: group of inventions relates to a caisson breakwater and, in particular, to a caisson breakwater unit containing an oscillating water column. Unit 100 of a caisson breakwater has windward and leeward sides 110 and 120 and comprises an oscillating water column. Caisson breakwater comprises base 20 installed onto sea bottom 5 and cover 50 made able to be arranged over base 20. Base 20 makes a water intake on windward side 110 and additionally forms water oscillating chamber 21. Cover 50 forms breakwater section 52 on windward side 110, turbine chamber 51, at least one air duct 58 connected with chamber 51. Cover 50 has a built-in additional essentially tight chamber 57.EFFECT: group of inventions is aimed at creation of an improved breakwater structure.16 cl, 17 dwg

Arrangement of integrated generator for generation of energy from renewable alternative sources without hazardous emissions, which protects and saves environment // 2545263
FIELD: electricity.SUBSTANCE: invention relates to a generator for energy generation. Generator (100) includes floating platform (1) adapted for partial submersion into fluid medium, mast (2) located on platform (1) and containing at least one wind generator (3), at least one first energy storage device and one converter. Generator (1) also includes at least one system for storage and conversion of mechanical energy. At least one system for storage and conversion of mechanical energy includes at least one rechargeable mechanical storage battery (14), at least one balance arm (12) with a flywheel, which is connected to storage battery (14), and a device for conversion of mechanical energy to electrical energy. Wave motion or flow of fluid medium, into which platform (1) is submerged, determines oscillating movement of platform (1), mast (2) and at least one balance arm (12) for charging of storage battery (14), which in its turn outputs the energy generated by its movement to the mechanical energy conversion device.EFFECT: invention is aimed at improvement of energy generation efficiency.16 cl, 10 dwg

Installation for conversion of roll and pitch energy of going vessel // 2536462
FIELD: electricity.SUBSTANCE: installation for conversion of roll and pitch energy of the going vessel comprises a body of anticorrosive material with ratchet mechanisms arranged in parallel to its sides, one end of the mechanisms is placed in the rear part of the installation while the second is in the front part and is fixed to the cylinder-shaped shaft. Both ends are interconnected by a circuit connected to side outputs of a rectangular tank placed inside the installation. On the top of the tank there are a front and rear handles. Wheels of the tank are placed at the rails fixed to the installation bottom. Between rails in the front and rear part of the installation there are spring-type brake systems consisting of a heel and a spring. At the installation top part, from inwards, at both sides there are gripping mechanisms, which consist of a latch hook, a lock and spring.EFFECT: simplification of the installation design, reduction of manufacturing costs.5 dwg

Hydraulic unit // 2534642
FIELD: power industry.SUBSTANCE: invention relates to hydraulic unit for removal of energy from wave movement. Automatic adjustable hydraulic unit 200 for conversion of wave energy includes pump 201 intended for fluid medium pumping through hydraulic unit 200. Pump 201 has housing 202 forming chamber 203 and piston 207 allowing separation of chamber 203 into working compartment 208 and blind compartment 209. A provision is made for an activating element that is connected to piston 207. The inlet hole is interconnected with working compartment 208 of chamber 203 so that a provision of fluid medium flowing from the inlet hole to working compartment 208 of chamber 203 is provided. The outlet hole is interconnected with working compartment 208 of chamber 203 so that a possibility of fluid medium flowing from working compartment 208 of chamber 203 to the outlet hole is provided. A provision is made for a hydraulic control device having a possibility of control of pump 201 by controlling the fluid medium pressure at the inlet hole and the outlet hole so that optimisation of pump 201 output power as a response to tidal variations and/or sea state is provided. Control of the fluid medium pressure at the inlet hole and the outlet hole is performed in compliance with a control algorithm.EFFECT: invention is aimed at achievement of higher volumes of production at lower costs.21 cl, 12 dwg

Hydrojet device for conversion of mechanical energy of ship's oscillating motion to hydrojet energy // 2521703
FIELD: power industry.SUBSTANCE: hydrojet device includes a water passage with nozzles formed with vertical side walls and flat plates. The water passage is divided at least into two cascades. Each successive cascade has bigger height. Cascades are connected to each other by means of connection planks. Each cascade of the water passage has upper and lower outside channels, at least one upper inner nozzle, one lower inner nozzle and one central nozzle. An inlet water intake hole of the central nozzle is located vertically and perpendicular to the longitudinal axis of the water passage. Connection planks are inclined to the longitudinal axis of the water passage in a vertical plane. The water passage diverges along the longitudinal axis of the water passage in a horizontal plane. Flat plates are bent symmetrically and in a convex manner relative to the longitudinal axis of the water passage in a horizontal plane so that a blunt angle is formed. Water flow turbulisers formed with spiral-shaped vertical strips are installed on the outer side of the side walls of the water passage.EFFECT: improving use efficiency of a hydrojet device at conversion of oscillating motion energy of a ship to hydrojet energy.3 dwg

Wave power plant // 2482325
FIELD: electrical engineering.SUBSTANCE: wave power plant contains at least one float 1 or several interconnected floats. The float 1 is shaped asymmetrically relative to the waves propagation direction; alternatively, the interconnected floats are positioned asymmetrical relative to the waves propagation direction. The said asymmetrical shape or the said asymmetrical position results in a circular motion of the float 1 or the element linking the interconnected floats in response to the pushing action of a series of waves propagating in the said direction. The power plant additionally contains elements for converting circular movement into rotation for extraction of energy.EFFECT: conversion of waves reciprocating movement immediately into continuous rotation.18 cl, 10 dwg

Transmission system for energy generation // 2469228
FIELD: machine building.SUBSTANCE: transmission (10) is supported by turbine (5) housing and includes inlet (12), outlet (20) and gear train (14, 16) between inlet and outlet, which is intended to increase the rotation speed at the outlet in comparison to the inlet. Gear train includes many gear wheels for transmission of torque from inlet to outlet. Transmission also includes static carrier (44) of stage of planetary transmission (14), which is elastically connected to housing (50) of turbine to receive reactive torque of a single elastic gear train. Transmission also includes elastic support that includes extended torsional element (60) designed for elastic twisting around torsional axis (C).EFFECT: improvement of turbine transmission design.11 cl, 12 dwg

Hydrojet unit // 2447316
FIELD: power industry.SUBSTANCE: hydrojet unit contains water conduit as system of channels with input water intake holes, vertical side walls and horizontal curved walls in channels cross-section. Water conduit is divided into two or more cascades and in each cascade there are systems getting narrower along flow direction of channels. Each further cascade has bigger height. Side walls of each conduit cascade are made with front and rear edges bevelled along the flow direction. Each conduit cascade has upper and lower outside channels, at least one upper inner channel, one lower inner channel and one central channel. At each side wall of cascades there vertical chambers formed by concave plates along rear edge of vertical side walls.EFFECT: invention allows improvement of hydrojet unit efficiency at conversion of roll and pitch energy of a ship into hydraulic-jet energy.3 dwg

Device for data transmission and system for data transmission over water surface of seas and oceans // 2446579
FIELD: information technology.SUBSTANCE: device for data transmission over water surface - marine notification column (MNC) - contains mast with equipment to receive and transmit communication signals, pivotally connected via rods with at least three floats connected with device for electric power generation made capable to convert work executed during relative movement of the floats and the mast into electric power as well as mooring device located in the lower part of the mast. MNC is also equipped with solar battery installed on the mast and being capable to be folded and deployed. The system of data transmission over water surface contains MNCs spaced-apart on marine and/or ocean water surface in at least one chain or network so that robust communication is ensured, and fixed in their locations using mooring devices. It is easy to estimate that to cover with complete square grid of MNCs with square side of 40 km providing robust communication in all directions of various water surfaces of seas and oceans it would be enough and to spare to have 200000 such masts.EFFECT: obtaining information from remote regions, communication over marine space, placement of data transmission device directly on sea surface and providing robust communications within World ocean.7 cl, 4 dwg

Hydraulic jet device // 2438037
FIELD: power industry.SUBSTANCE: hydraulic jet device includes water conduit made in the form of system of channels with inlet water intake holes, which is located symmetrically relative to its longitudinal axis, vertical side walls common for all channels and horizontal curved walls in cross section of the channels, which form nozzles converging in the flow direction, which are meant for conversion of mechanical energy of the ship's pitching to hydraulic jet energy. At that, on each side wall of channels on outer side of water conduit there is vertical chamber with inlet hole on the side of front side of water conduit; vertical side walls have front and rear edges which are chamfered in the flow direction, each of which forms an angle respectively on the inlet side, to water conduit and on outlet side from it with vertex of an angle, which is located on longitudinal axis of water conduit; water conduit has upper and lower external channels, at least two internal upper and two internal lower channels and one central channel; at that, inlet water intake hole of central channel is located vertically, perpendicular to water conduit longitudinal axes; external walls of upper and lower external channels are concave relative to water conduit longitudinal axes; upper and lower walls of upper and lower internal channels respectively, which are common with channels adjacent to them of upper and lower external and internal channels, as well as upper and lower walls of central channel consist of straight plates with concave inlet section relative to water conduit longitudinal axis; at inlet of central channel in the middle between its horizontal curved walls there installed with possibility of being bent relative to its inlet edge is horizontal flat plate the inlet edge of which protrudes forward and is located in front of inlet water intake hole of central channel; at the inlet of external and internal channels there installed are flow turbulators made in the form of the rods located in middle section between curved walls across the flow entering the channels, and vertical chambers are formed with concave plates located along rear edge of vertical side walls so that concave plates form together with side walls of water conduit the convergent-divergent nozzles.EFFECT: increasing use efficiency of hydraulic jet device at conversion of pitching energy of ship to hydraulic jet energy.3 dwg

ethod and device of energy conversion of sea waves to electric energy by differentiating between form coefficients determining hydraulic resistance // 2438036
FIELD: power industry.SUBSTANCE: store of energy created with wind force includes sufficient amount of energy to meet the demands of the whole mankind. The invention represents effective device supplying this energy store for practical use. On rotating drive shaft 3 there installed is a pair of shaped parts 1, 2 of convex and concave profile, open V-shaped profile with rounded top, which reverses its orientation through 180 degrees, i.e. it is rotated from convex state to concave state. Drive shaft is rotated through 180 degrees. Circular movement of water, which takes place in the wave, effectively brings into operation such turbine, while the wave dies away. Pair of concave and convex shaped parts 1, 2 is spirally spread about drive shaft 3, by means of which the streams in all directions, which come into contact with pair of shaped parts, create the torque moment.EFFECT: improving the use efficiency of streams and multidirectional oscillatory movements occurring in waves.25 cl, 20 dwg

Hydraulic jet device // 2416736
FIELD: power industry.SUBSTANCE: hydraulic jet device includes water conduit made in the form of system of channels with inlet water intake holes, which are located symmetrically relative to its longitudinal axis, vertical side walls common for all channels and with curved walls which are horizontal in cross section of channels, which form nozzles converging in the flow direction and having the outlet holes for conversion of mechanical energy of the ship's rolling to hydraulic jet energy. System contains three stages of energy conversion, which are located one after the other. Each of the stages is made in the form of system of channels located one above the other in vertical longitudinal plane of the water conduit section and symmetrically relative to its longitudinal axis.EFFECT: increasing use efficiency of hydraulic jet device at conversion of wave energy to hydraulic jet energy.5 dwg

Hydraulic jet device // 2416735
FIELD: power industry.SUBSTANCE: hydraulic jet device includes water conduit made in the form of system of channels with inlet water intake holes, which are located symmetrically relative to its longitudinal axis, vertical side walls common for all channels and with curved walls which are horizontal in cross section of channels, which form nozzles converging in the flow direction and having the outlet holes for conversion of mechanical energy of the ship's rolling to hydraulic jet energy. System contains three stages of energy conversion, which are located one after the other. Each of the stages is made in the form of system of channels located one above the other in vertical longitudinal plane of the water conduit section and symmetrically relative to its longitudinal axis. At that, water conduit of hydraulic jet device is fixed by means of torsion bars with possibility of being turned in horizontal plane relative to longitudinal axis of water conduit through an angle of 10 to 15.EFFECT: increasing use efficiency of hydraulic jet device at conversion of wave energy to hydraulic jet energy.4 dwg

Hydraulic jet device // 2408794
FIELD: power industry.SUBSTANCE: hydraulic jet device includes water conduit made in the form of system of channels with inlet water intake holes, which are located symmetrically relative to its longitudinal axis, vertical side walls common for all channels and with curved walls which are horizontal in cross section of channels, forming nozzles converging in the flow direction and having the outlet holes for conversion of mechanical energy of the ship's rolling to hydraulic jet energy; at that, system contains two stages of energy conversion, which are located one after the other, each of the stages is made in the form of system of channels located one above the other in vertical longitudinal plane of the water conduit section and symmetrically relative to its longitudinal axis; at that, the first stage has two upper and lower external channels, at least two upper and lower internal channels, and one central channel, and the second stage has two upper and lower external channels and one central channel the input of which is interconnected with output of channels of the first stage; horizontal walls of channels are curved in longitudinal direction with plates, upper and lower external and internal channels of the first stage and upper and low external channels of the second stage are located opposite to each other, and inlet water intake hole of central channel is located in vertical plane perpendicular to longitudinal axis of water conduit; external walls of upper and lower external channels of the first and the second stages are concave relative to longitudinal axis of water conduit, upper and lower walls respectively of upper and lower internal channels of the first stage, which are common with lower and upper wall of upper and lower external channels of the first stage, as well as upper and lower walls of central channel of the second stage, which form lower and upper walls of external channels of the second stage are made of straight plates with inlet section which is convex relative to longitudinal axis of water conduit, and horizontal curved walls of central channel of the first stage are made of straight planes with the section concave relative to longitudinal water conduit axis and located on the side of inlet water intake hole and are at the same time the walls of upper and lower internal channels of the first stage; at that, at the input of the central channel between horizontal curved walls of central channel of the first stage there installed with possibility of being turned relative to its entering edge is horizontal plane plate the leading edge of which is taken forward and located before inlet water intake hole of central channel, at the output of the second stage there installed on water conduit is shell forming the channel divergent in the flow direction so that the second stage of water intake holes is formed above upper and under lower external channels, and in vertical side walls between rear edges of vertical side walls and front edges of vertical walls there made on the side of narrow inlet section of the shell are vertical slot-type holes.EFFECT: increasing efficiency of its use during conversion of wave energy to hydraulic jet energy, increasing use efficiency of hydraulic jet device at conversion of wave energy to hydraulic jet energy.

Hydraulic jet device // 2408793
FIELD: power industry.SUBSTANCE: hydraulic jet device includes water conduit made in the form of system of channels with inlet water intake holes, which are located symmetrically relative to its longitudinal axis, vertical side walls common for all channels and with curved walls which are horizontal in cross section of channels, forming nozzles converging in the flow direction and having the outlet holes for conversion of mechanical energy of the ship's rolling to hydraulic jet energy; at that, system contains two stages of energy conversion, which are located one after the other, each of the stages is made in the form of system of channels located one above the other in vertical longitudinal plane of the water conduit section and symmetrically relative to its longitudinal axis; at that, the first stage has two upper and lower external channels, at least two upper and lower internal channels, and one central channel, and the second stage has two upper and lower external channels and one central channel the input of which is interconnected with output of channels of the first stage; horizontal walls of channels are curved in longitudinal direction with plates, upper and lower external and internal channels of the first stage and upper and low external channels of the second stage are located opposite to each other, and inlet water intake hole of central channel is located in vertical plane perpendicular to longitudinal axis of water conduit; external walls of upper and lower external channels of the first and the second stages are concave relative to longitudinal axis of water conduit, upper and lower walls respectively of upper and lower internal channels of the first stage, which are common with lower and upper wall of upper and lower external channels of the first stage, as well as upper and lower walls of central channel of the second stage, which form lower and upper walls of external channels of the second stage are made of straight plates with inlet section which is convex relative to longitudinal axis of water conduit, and horizontal curved walls of central channel of the first stage are made of straight planes with the section concave relative to longitudinal water conduit axis and located on the side of inlet water intake hole and are at the same time the walls of upper and lower internal channels of the first stage; at that, at the output of the second stage there installed on water conduit is the shell forming the channel diverging in the flow direction, and water intake holes are formed above upper external and under lower external channels of the second stage of water intake holes.EFFECT: increasing use efficiency of hydraulic jet device at conversion of wave energy to hydraulic jet energy.4 dwg

Pitch-driven ship and pitch drive propulsor // 2392177
FIELD: transport.SUBSTANCE: pitch-driven ship is a ship exploiting pitch energy to drive it at sufficient water heaving. Pitch-driven propulsor comprises elasto-vibrating wing that makes a propulsion generator. Said wing oscillates when ship hull pitches and is fitted on stream-lined posts-holders arranged below ship hull at preset depth. Water heaving at said depth can be considered zero, not decreasing the difference in vertical velocities of the wing and water (wing propulsion varies with square difference). To reach maximum wing propulsion, proposed propulsor is arranged nearby ship edge. Effect of separate wing increases if propulsor is mounted on every edge of the ship. Note that, in this case, propulsion and alternating acceleration are smoothed. Pitch-driven propulsor design is distinguished for by the number of posts-holders, i.e. one or two, and propulsor can be made lifting, rotary or fixed. Also there can be retractable wing extensions and wings can be made folding. Note that wing halves can vibrate independently. Proposed ship is with furnished with two pitch-driven propulsors. Flat horizontal flaps can be arranged on ship edges, nearby deadline, and screw propellers can be used in low heaving conditions.EFFECT: increased range and speed, reduced fuel consumption.8 cl, 27 dwg

Auxiliary hydrojet device for submersible crafts // 2392176
FIELD: power engineering.SUBSTANCE: auxiliary hydrojet device for submersible crafts comprises at least two water conduits arranged symmetrically on lateral sides relative to longitudinal axis of submersible craft. Each water conduit is arranged in the form of nozzles that narrow along with flow direction with output openings arranged inside water conduit and faced outside with inlet water intake openings. Vertical walls of water conduit are formed by flat plates. In each water conduit in vertical plane there are upper and lower rows of nozzles arranged as symmetrically relative to longitudinal axis of water conduit with formation of central water-speeding chamber inside water conduit communicated from the side of inlet to central nozzle arranged in front part of water conduit and output opening from the side of back part of water conduit. Nozzles are formed by curvilinear walls arranged between vertical walls of water conduit as horizontal in cross section of nozzles to form rectangular cross section of nozzles. Horizontal curvilinear walls of nozzles are made of plates with smoothly bent section convex relative to longitudinal axis of submersible craft arranged on the side of input water intake opening. Between smoothly bent sections of adjacent horizontal curvilinear walls at the inlet to nozzles there are plates installed as bent in longitudinal direction and concave relative to longitudinal axis of submersible craft to guide flow and horizontal in cross section.EFFECT: improved efficiency of water flow energy application in process of submersible craft motion in it.2 cl, 4 dwg

Device to maintain and repair submerged communication cable main lines // 2389638
FIELD: transport.SUBSTANCE: proposed invention can be used to maintain and repair submerged communication cable main lines and carry out research in sea and ocean areas. Proposed device comprises drowning self-contained apparatus with electric power supplies and motors. Aforesaid apparatus is connected by cable-rope with floating wave source of electric power via damping unit including spiral spring and a section of said cable-rope that forms a loop. Said wave electric power source is connected in parallel to storage batteries and motor and represents an anchored sea wave power converter furnished with anchor made up of plat circle with braces.EFFECT: increased independency of submarine navigation.2 dwg

Auxiliary hydrojet device for underwater vehicles // 2364747
FIELD: engines and pumps.SUBSTANCE: invention makes it possible to use water energy for creation of motive force for longitudinal motion of vehicle, where device is installed, during vertical motion of vehicle in water. Auxiliary hydrojet device for underwater vehicles comprises at least two water conduits installed with the possibility of rotation symmetrically in vertical plane relative to longitudinal axis of underwater vehicle. Every water conduit is arranged in the form of nozzles that narrow along with flow direction with outlet openings and inlet water intake openings installed at the angle to longitudinal axis. Vertical walls of water conduit are formed with flat plates. Nozzles are arranged as located between vertical walls of water conduit with curvilinear walls that are horizontal in cross section of nozzles to form rectangular cross section of nozzles. Horizontal curvilinear walls of nozzles are made of plated with smoothly bent section, which is convex relative to longitudinal axis of underwater vehicle and is located near inlet water intake opening. Between smoothly bent sections of adjacent horizontal curvilinear walls at inlet to nozzles, there are plates installed as bent in longitudinal direction, concave relative to longitudinal axis of underwater vehicle and horizontal in cross section that guide the flow.EFFECT: higher efficiency of water flow energy use, while underwater vehicle with hydrojet devices moves in it.3 dwg

Hydrojet device // 2362045
FIELD: engines and pumps.SUBSTANCE: invention is related to devices for transformation of waves energy, in particular, for transformation of vessel vibration energy into hydrojet energy. Hydrojet device comprises channel-tube system, lateral right 1 and left 2 walls of device. System consists of fixed straight and profiled plates. It contains the first and second stages of energy transformation. The first stage of energy transformation includes wall 3 of central pipeline 4, wall 5 of internal channel-pipeline, internal channel - pipeline 6, external wall 7 of external channel-pipeline 8. The second stage of transformation includes wall 9 of central pipeline 10, wall 11 of internal channel-pipeline 12, internal channel- pipeline 12 and external wall 13 of external channel-pipeline 14. Central channels 4 and 10 are arranged with inlets 15. Also cutoff plates 16 are installed in channels.EFFECT: invention makes it possible to use all energy of waves, independently on angle of flow striking at device along its longitudinal axis, which results in higher efficiency of device application during transformation of waves energy into hydrojet energy and stabilisation of vessel position.2 dwg

Auxiliary hydrojet device // 2343307
FIELD: engineering industry.SUBSTANCE: invention refers to wave energy conversion devices and is meant for converting ship's vibration energy into hydrojet energy. Device includes a water conduit provided in bow bulb of the ship. Therein arranged is device meant for conversion of mechanical energy into hydrojet one. That device is made in the form of chambers. Chambers are located one above the other in a vertical longitudinal plane of water conduit section and symmetrically relative to its longitudinal axis. Each chamber is provided with an inlet water-intake opening. Walls of chambers form nozzles with outlet openings, which narrow in the flow direction. Hydrojet energy of water jet at the ship's going ahead can compensate some part of lost speed. In order to stabilise ship's position at strong side wind, on each side wall of bulb on its external side there provided is a vertical chamber with an inlet opening from the side of bulb front. Nozzles provided in the flow direction forward the outgoing flow to the sides from external side wall of the bulb, thus creating jet reaction in the direction opposite to direction of ship's transfer. After each vertical chamber in side wall of the bulb there provided are outlet openings of water conduit.EFFECT: converting ship's vibration energy into hydrojet energy.2 cl, 3 dwg

Hydrojet device // 2342559
FIELD: motors and pumps.SUBSTANCE: invention relates to devices for wave energy conversion including vessels swinging energy to hydrojet energy. Device includes water conduit in the shape of chambers (C), which are symmetrical with regard to longitudinal axis of device. Chambers are provided with water intake inlets (I) and curvilinear walls, which are horizontal in cross-section. Walls constrict to nozzles with outlets I. Device includes one central C, two external C and no less than two internal chambers C. All chambers C are rectangular in cross-section. Vertical walls of chambers C are formed by flat horizontal plates (P). Horizontal in cross section C walls C are formed by curvilinear in longitudinal section plates P. Inlets I of external chambers C are located along horizontal walls of rectangular plates P forming vertical walls C. They are directed opposite to each other. Inlets I of internal chambers C are situated at an angle to water conduit longitudinal axis and form obtuse angle together with inlets I of external chambers C in vertical longitudinal cross section. The inlet I of the central C is situated vertically and perpendicular to longitudinal axis and along vertical walls of plant rectangular plates P forming vertical walls of water conduit. The external wall of the external chamber C is made concave with regard to longitudinal axis of water conduit. Curvilinear walls of internal chambers C, which are common with external chamber C consist of smoothly bent plates P with convex section regarding longitudinal section from the side of inlet I and with convex section regarding outlet nozzle I. Two concave curvilinear plates are installed at the inlet part of the central chamber and are symmetrical with regard to longitudinal axis. Curvilinear plate P, which is convex regarding longitudinal axis, is installed at the inlet part of each internal chamber.EFFECT: improvement of wave energy conversion into hydrojet thrust energy.2 cl, 2 dwg

Auxiliary hydraulic-jet device // 2338088
FIELD: engines and pumps.SUBSTANCE: device incorporates water duct arranged in the ship bow bulb housing appliance of converting mechanical energy in hydraulic-jet power representing a set of chambers arranged one above the other in the said water duct lengthwise section and in symmetry with the said duct lengthwise axis. Every chamber incorporates an inlet water-intake hole, the chamber walls forming the nozzles narrowing streamwise and furnished with outlet holes. The proposed device incorporates one central chamber, two external upper and lower chambers and, at least, two internal upper and lower chambers the water duct chamber side walls are formed by the bulb lateral walls. The water duct chamber upper and lower walls represent lengthwise-curvilinear and horizontal-section plates. The central chamber inlet accommodates two concave curvilinear plates arranged in symmetry with the water duct lengthwise axis. The inlet of every internal chamber houses a curvilinear plate concave relative to the water duct lengthwise axis.EFFECT: conversion of ship heaving and pitching energy into hydraulic-jet power, ship stabilisation in storm.1 dwg

Wave engine (versions) // 2329396
FIELD: engines and pumps.SUBSTANCE: wave engine relates to renewable power sources, in particular, wave power and to conversion of the latter into electrical power. The aforesaid engine incorporates kinematically linked pantones, an output shaft, a step-up gear, an electric generator, the first power converter, the second and third power converters interacting with the said first converter, the output shaft and with each other. The first power converter contains kinematically linked the first and second shafts, the first, second and third gears, the first and second sprockets fitted on free-wheel clutches, a chain, the first, second and third cables, anchors and a weight. The first, second and third gears, as well as the first and second sprockets are fitted on appropriate shafts. The first end of the chain interacting with the said sprockets on the said free-wheel clutch is connected, via the third cable, with the weight, while its second end being connected with the third anchor. The first pantone is anchored to the sea floor by means of the first cable and three anchors.EFFECT: higher power and efficiency.7 cl, 6 dwg

Auxiliary hydroreactive device // 2322609
FIELD: marine engineering.SUBSTANCE: device is designed to transform energy of wave, particularly, energy of shop oscillations into hydroreactive energy. Proposed auxiliary hydroreactive device contains water guide in form of chambers arranged symmetrically relative to its longitudinal axis with water intake holes and curvilinear walls horizontal in cross section of chambers, forming nozzles narrowing in direction of flow with output holes perpendicular to longitudinal axis of water guide. Device contains one central chamber, two outer chambers and at least two inner chambers. Inlet water intake holes of outer chambers are arranged horizontally and are pointed opposite to each other. Inlet water intake holes of inner chambers are arranged at angle to longitudinal axis and they form obtuse angle with inlet water intake holes of outer chambers in vertical longitudinal section. Inlet water intake hole of central chamber is arranged vertically perpendicularly to longitudinal axis of water guide. Vertical walls of chamber are formed by flat plates to from rectangular cross section of chamber of water guide. Outer horizontal wall of outer chamber is made of flat plate, and horizontal curvilinear walls of inner chamber are common, one with outer chamber, and the other, with central chamber, being made of smoothly curved plates with section convex relative to longitudinal axis of water guide, and concave relative to longitudinal section of water guide from side of outlet hole of nozzle.EFFECT: increased efficiency when converting wave energy into hydroreactive energy.

ethod and device "wave turbine ustjug" // 2303708
FIELD: hydraulic power engineering.SUBSTANCE: proposed method and device "wave turbine USTJUG" are designed for converting energy of sea waves into mechanical energy rotating the turbine. Turbine is arranged in deep still layers of water, and float holding turbinerotating shaft but not taking part in its rotation is located on water surface tasking part in wave motion. Displacements of float are transmitted through rotating shaft by means of rigid longitudinal tie with turbine, thus setting turbine into rotation. Owing to flexibility of blades, turbine moves always in one direction. Chords of blades at rest are located in plane of turbine rotation, and in active state, blades flex like wing of bird or tail of fish at stroke cross to direction of motion. Gripping of blade and power action from float to blade is provided according to rule U=0.29 in direction cross to plane of blade motion. Blades are arranged in pairs symmetrically relative to rotating shaft on crossmember to form separate element of turbine with torques of same signs for both blades number. Of such elements arranged along turbine rotating shaft determines power of turbine rising in proportion of number of turbine elements whose relative arrangement in angle of plane of rotation and element-to-element distance of rotating shaft is determined to provide maximum efficiency of elements in operation.EFFECT: effective conversion of wave energy and reliability in operation.12 dwg

Surf hydraulic power station // 2291985
FIELD: power engineering.SUBSTANCE: power station comprises underwater wave-receiving blade mounted for permitting rocking around the axle, hydraulic pump, and fluid-operated motor provided with electric generator. The wave-receiving blade is provided with the hydraulic accumulator built in its intermediate section and drain tank. The hydraulic pump is provided with the diaphragm and has two ways. The flexible diaphragms are arranged from the outsides of the wave-receiving blade.EFFECT: enhanced reliability.3 dwg

The wave pump // 2208699
The invention relates to the field of hydropower and can be used in pumps using energy waves to raise the deep water to the surface for oxygen saturation

Wave power station // 2152535

Wave power plant // 2092714

Wave power plant // 2065077

Wave power plant // 2023905
The invention relates to a wave energy installations, allowing you to use the energy of sea waves, and can serve as an environmentally friendly energy source

Wave power plant // 2016226
The invention relates to hydropower, in particular to the wave energy installations

Device for the energy of the fluid // 2010993
The invention relates to small hydropower, and is intended for the energy of the fluid

Wave power plant // 2007615

Tidal hydroelectric // 2006661

Wave power plant // 2005202

Wave power plant // 2004842

Wave power plant // 2004841
 
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