Floating coastal hydro-wave power plant

FIELD: power industry.

SUBSTANCE: floating coastal hydro-wave power plant that uses the energy of its body (1) rolling by waves and wind, contains cargoes (2) moving relative to the body (1), kinematically connected to the shafts of the electric generator rotors, to which end the cargo (2) bases are made along a circle arc and have the possibility of arc moving in the body (1). Cargo (2) is freely installed along and/or across the axis of the body (1) by its lateral cylindrical surfaces on parallel to them supporting rollers (5) with the possibility of the cargoes (2) stable orientation to the Earth's center in a vertical plane and their free rotation along the arch of their base when rolling the body (1) by waves and wind. The support rollers (5) are kinematically connected with the rotors and stators of the electric generators.

EFFECT: providing effective power removal with a wide range of parameters and wave energy.

25 cl, 22 dwg

 



 

Same patents:

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

FIELD: electricity.

SUBSTANCE: vibration-to-voltage converter comprises a fixed magnetic core with excitation and generation windings, a movable magnetic core with a resilient element, a capacitor and diodes. The movable magnetic core is made of high-carbon steel and moved in direction of magnetic flow. The resilient element has rigidity that defines free-running frequency of the movable magnet core as approximately equal to free-running frequency of the vehicle. The capacitor has capacitive resistance approximately equal to inductive resistance of the generation winding.

EFFECT: increasing power.

1 dwg

FIELD: electricity.

SUBSTANCE: invention relates to machine building. Electric power generator comprises a combustion engine, an electrical machine, electric capacitors and an accumulator, electric units for energy conversion and an electronic control unit. Crankless opposed combustion engine design is used with reciprocating piston movement. The combustion engine cylinders are placed in a row and coupled to the case through springs. The pistons are connected rigidly to rods. At rods there are movable parts of the electrical machines, limiting discs, pins, position sensors and piston motion rate sensors. Fixed parts of the electrical machines are mounted at the case.

EFFECT: reduced emission of harmful substances to the atmosphere is reached.

6 dwg

FIELD: machine building.

SUBSTANCE: method of adapting oscillation frequency of generator pump lifter-pistons to linear oscillator circuit in braking power recovery exploits control system to change fluid control valves into opposite positions with delay after every cycle of electric power pulse generation during displacement of said lifter-piston from one extreme point to the other one. Delay duration is selected to increase working fluid pressure in line communicating the motor-pump with generator pump to magnitude whereat oscillation frequency of generator pump lifter-pistons complies with resonance frequency of liner oscillator. Then, control system drives fluid flow control valves to opposite positions to generate regular electric power pulse with period equal to that of previous pulse.

EFFECT: complete recovery of vehicle braking kinetic energy over the entire range of speeds.

1 dwg

FIELD: electricity.

SUBSTANCE: linear generator includes fixed magnetic conductors and movable magnetic conductor. Movable magnetic conductor is made from carbon steel preserving the residual induction and has n salient poles along longitudinal and transverse axis, which are located in axial direction at the distance from each other, which exceeds the pole width by 3 times. Fixed magnetic conductors are located in pairs along longitudinal and transverse axis and have two windings each - excitation winding and generator winding that creates e.m.f. proportional to rate of change of flux linkage with frequency that is higher by n-1 times than frequency of back and forth movements. Generator windings are connected through diode bridge and thermal resistance to capacitor, thus charging it. Excitation windings are connected to capacitor too through a diode allowing the current to pass in one direction for creation of constant magnetic field.

EFFECT: simpler design and lower pulsations of rectified voltage.

2 cl, 2 dwg

Wave power plant // 2467199

FIELD: machine building.

SUBSTANCE: invention refers to wave power plant for generation of electric power. Wave power plant includes a floating body provided with possibility of floating in the sea, and electric linear oscillator with stator 5 and translator 6 performing back-and-forth movements. Stator 5 is provided with possibility of being anchored at the sea bottom. Translator 6 is connected to floating body by means of connection device. Translator 6 is supported with many rolling elements 15 so that circumferential gap 14 is formed between stator and translator. Each rolling element has elasticity that is rather low to comply with the condition consisting in the fact that the result of change of width "d" of the gap is the change of full force of rolling elements 15, which exceeds full magnetic forces on translator 6, which are the result of the above change of width "d".

EFFECT: invention is aimed at improvement of operating reliability.

20 cl, 8 dwg

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

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

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

FIELD: lighting.

SUBSTANCE: invention refers to portable electric devices and can be used in many areas in which there required is electric device with independent power supply having the possibility of battery recharging, but not requiring compliance with electric safety conditions at battery recharging. Device can contain any useful load and can be a lamp, a vessel for drinks with decorative illumination, a jacklight, a laser pointer, a radio receiver, an audio player, a thermometre or another sensor, etc. In the device the useful load is connected to the battery supplying the power to it, and in addition, the device includes electric winding arranged on magnetic conductor and connected to the above battery; at that, edges of this magnetic conductor are taken to the outside, to external surface of portable electric device. In order to charge the battery, there used is charging device containing electric winding connected to electric connector to be connected to electric power supply and arranged on magnetic conductor the edges of which are taken to the outside, to external surface of charging device.

EFFECT: development of portable electric device with power supplied from the battery and the charging device, reducing possible short circuit, including in increased humidity conditions.

58 cl, 12 dwg, 1 tbl

FIELD: power industry.

SUBSTANCE: wave electric power plant includes a floating hull made in the form of a cylinder, in the lower part of which there is a working chamber with inlet and outlet valves, a piston located inside the cylinder and fixed on a stock mechanically connected to a float, a circulation pipe located under the hull, a hydraulic turbine with a generator, which is interconnected with the working chamber. The electric power plant includes additional inlet and outlet valves. The circulation pipe is connected in series with one of the additional outlet valves and the hydraulic turbine, which is connected in the lower part to the additional inlet valve, and in the upper part to the generator.

EFFECT: easier offshore installation of a wave electric power plant; simpler design; improved reliability of a generator.

2 cl, 2 dwg

FIELD: electricity.

SUBSTANCE: invention relates to equipment for production of electric energy by conversion of energy of sea waves. The device for outfeed of energy of sea waves comprises a floating object 2, a converter of energy of sea waves located on it, including a generator of electric energy and a submersible element 1, in the working position located below the bottom of the object 2. The area of projection of the element 1 onto the plane, which in the working position of the device is a horizontal plane, is more than each area of its projections onto two other planes perpendicular to the first plane and each other. The profile of the element 1 is made as a convexo-convex or convex at one side and concavo-convex at the other side, or concavo-convex at two sides. The element 1 is connected with the converter of energy with the possibility of relative displacement of the element 1 and the object 2. The energy converter includes a sliding link. The element 1 has positive buoyancy and is connected with the sliding link as capable of transferring mechanical power to the generator with submersion of the object 2.

EFFECT: invention is aimed at increasing efficiency of outfeed of energy of sea waves.

7 cl, 14 dwg

Wave power plant // 2482326

FIELD: power engineering.

SUBSTANCE: wave power plant comprises a floating body 1, a mechanical converter of sea waves energy made in the form of a horizontally installed carrier 5 at one end connected with a shaft 6 vertically and hingedly installed on the body, and the shaft is connected with a rotor of a power generator 4, the stator of which is connected with a floating body 1, and its other end is equipped with a mass 7. The power plant is equipped with additional floats 2, connected to the body 1 with the help of telescopic sliding mechanisms 3, as capable of adjusting total length of the floating part of the body 1 and floats 2 equal to wave half-length. The carrier 5 is equipped with a telescopic sliding mechanism of mass 7 displacement relative to the shaft 6 of the power generator 4 drive.

EFFECT: expanded range of optimally used waves, increased energy efficiency and capacity.

3 cl, 2 dwg

FIELD: power industry.

SUBSTANCE: wave electric power station intended for being installed on or in the sea or lake, for power generation includes floating construction and at least one floating body 1 which is moved vertically in relation to floating construction and is connected to the aforesaid construction through power transmission device. Floating construction includes a deck which is supported in fact with vertical supports. Supports have a pontoon functioning as damper and adapted for being arranged below water level. Deck, supports and pontoon comprise the space within which floating body 1 or bodies are located. In fact, pontoons have square section with oblique angles and with width which is more than height so that the floating construction is essentially fixed relative to still water level.

EFFECT: increasing output energy of wave electric power station.

17 cl, 17 dwg

FIELD: electrical engineering.

SUBSTANCE: invention relates to electrical power engineering, particularly to electricity generating installations which convert energy of sea waves. The wave electric power station contains pivotally connected floats of a profiled floatation raft with a dynamic anchor, freewheel clutch and torque-limiting clutch. The electric power station is fitted with a self-adjusting bubble breaker, which includes a pneumatic blower driven by the former, starting from the head, floats of the profiled floatation raft, air pipe and an air-distribution pipe, placed on the arms of the dynamic anchor in the water space in front of the head float, and a device for automatic control of air release, for example in form of a stop valve activated by floats. Pivotal connections of the first floats are provided with pneumatic shock-absorbers, for example combined with pneumatic blowers. Drive wheels of these floats are linked with the latter through combination sleeves, which comprise freewheel clutch and torque-limiting clutch.

EFFECT: invention is aimed at designing a wave electric power station, capable of stable operation in any field operating conditions.

4 dwg

FIELD: power engineering.

SUBSTANCE: device is designed to supply stationary and mobile consumers. Proposed power generating station contains system of floats, kinematic system with overrunning clutches and flywheel coupled with electric generator. Floats are connected with dynamic anchor by prestressed elastic ties. Kinematic system has common multilink propeller shaft connected with body of each float by kinematic pair with gear ratio rising from link to link in direction from machine compartment and connected with flywheel either rigidly through torque limiting clutch, to shaft of flywheel speed stabilizer made in form of dynamic clutch is connected directly or through step-up gear. Rotor of electric generator is coupled with dynamic clutch.

EFFECT: provision of use of wave irrespective of amplitude of waves.

4 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

Pendulum engine // 2176327

Wave energy machine // 2141057
The invention relates to power engineering and can be used in devices for converting wave energy into electrical energy

Wave power plant // 2080478

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

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