94results about "Water wheels" patented technology

An embodiment of a system includes a pipeline of a wastewater system, an equalization tank that is configured to receive wastewater from the pipeline, and a return line extending from the equalization tank to the pipeline. In addition, the system includes an electricity generation assembly in fluid communication with the return line that is configured to generate electrical power using a flow of wastewater through the return line. The electricity generation assembly includes a flow channel, a water wheel that is partially inserted into the flow channel such that a portion of the water wheel is extended outside of the flow channel, and an electrical generator connected to the water wheel.

An ocean wave and tidal current energy conversion system includes a first vessel and a second vessel, the first vessel being parallel and spaced apart from the second vessel. The first and second vessels include supports that receive cylinders that rotate from ocean waves and currents to create hydraulic oil pressure via hydraulic cylinders. The hydraulic oil in the energy conversion system is pumped into a pressure accumulator that removes hydraulic surges and operates an electric generator. The electric generator may power an electrolysis batch system for the production of hydrogen that fills each vessel with hydrogen gas.

To solve the problem that it is necessary for a country that a water turbine power generation system supplies stable power, once the waterwheel power generation rotates once, it continues to rotate without stopping forever unless water runs out, the water turbine power generation lasts for a long time because a water turbine 1 is not rusted or broken by stainless steel 8 and an aluminum rod 10 in a water receiver, and is replaced when rusted or broken, thereby stabilizing the power, the periphery of the water turbine power generation is surrounded by a concrete block 25, so that the water turbine power generation system is strong against a typhoon, a storm and a disaster, and to provide a water turbine power generation and a water circulation supply device constituted to simplify a function and its work process and to improve efficiency by selling one set of six water turbines 1 and twelve generators 5.SOLUTION: A water turbine power generation system is obtained by unifying five bodies of the water turbine 1, a vinyl chloride pipe 2, a projection 3 in the vinyl chloride pipe 2, the generator 5, and a submerged pump 6, wherein water is jetted out by water pressure from the projection 3 by the submerged pump 6 for rotating the water turbine 1, the water turbine 1 is rotated and water is returned to a water tank 17 from a water distributing groove 18, which is a circulation type. This method allows the water turbine power generation system to be installed anywhere, so that electric power is stabilized and power saving is not required.SELECTED DRAWING: Figure 2

An embodiment of a system includes a pipeline of a wastewater system, an equalization tank that is configured to receive wastewater from the pipeline, and a return line extending from the equalization tank to the pipeline. In addition, the system includes an electricity generation assembly in fluid communication with the return line that is configured to generate electrical power using a flow of wastewater through the return line. The electricity generation assembly includes a flow channel, a water wheel that is partially inserted into the flow channel such that a portion of the water wheel is extended outside of the flow channel, and an electrical generator connected to the water wheel.

This invention relates to a waterwheel-type power generation device suitable for fast-flowing river environments with elevation differences. It concentrates the water flow from the rapid current into a channel, then utilizes the impact force of the water flow to drive a waterwheel. The waterwheel is connected to a permanent magnet generator via a speed increaser to generate electricity. This waterwheel-type power generation device includes a waterwheel, a generator, and a speed increaser. It also includes: a mounting base for installing the waterwheel, with a vibration damping and energy-capturing mechanism on the mounting base; a insertion mechanism on the mounting base for securely installing the mounting base on both sides of the channel; and a pressurization mechanism on the mounting base, which drives the insertion mechanism to continuously and stably fix the mounting base to one side of the channel. This waterwheel-type power generation device, suitable for fast-flowing river environments with elevation differences, ensures the installation stability of the waterwheel in complex fast-flowing environments and improves the equipment's service life and operating efficiency.

ELECTRICAL ENERGY PRODUCTION SYSTEM FOR RIVER AND FISHERIES ENGINEERING STRUCTURES System (100, 200) for producing electrical energy for river and fisheries engineering structures (900a, 900b) mainly comprising a unit (10, 20) for producing electrical energy and a means (11, 21) for fixing said system to said structure, said unit comprising a water intake (101, 201), a flow conduit (102, 202), at least one hydroelectric turbine (103, 203), a water outlet (109, 209), said means for fixing said system comprising two inserts (111, 121) inserted into cofferdam grooves (93a, 93b) of a frame (90a) of said structure; and said system being installed in said structure without new constructions or foundations. Abstract figure: figure 2

The present invention relates to an eco-friendly small hydro power generation device, comprising: a main clutch unit configured such that first and second seesaw arms, installed on both sides of a first rotating shaft extending from a water turbine, are separated from the first rotating shaft when rotated upward and are coupled to the first rotating shaft when descended; a motor for rotationally driving a second rotating shaft; upper and lower pulleys installed so as to be able to rotate in conjunction with the movement of first and second wires having one end coupled to the first and second seesaw arms, respectively; a swing motion support unit for applying the rotational force of the second rotating shaft using the other ends of the first and second wires by, while the first seesaw arm performs a first swing motion, performing a second swing motion in a pattern in which the second seesaw arm descends when the first seesaw arm ascends; and a generator for generating electric power by receiving the rotational force of the water turbine.

Device for generating energy under a waterfall, consisting of a rotatably mounted pendulum sphere which is set into rotation by the impacting mass of water and which has propellers or blades on its surface which amplify the torque generated by the waterfall, wherein the rotational movement of the pendulum sphere drives a generator arranged inside the sphere via a central axis or an internal transmission system to generate electrical energy.

The present invention relates to a buoyancy-based rotational turbine system that utilizes gravitational and buoyant forces to generate sustained rotational motion for a prolonged period of time for energy conversion. The system comprises a central rotating shaft and multiple specially designed hollow blades, each incorporating a weighted wheel, a floater, and a vacant section. The weighted wheel exerts downward force, while the floater generates an upward buoyant force upon liquid immersion, facilitating uninterrupted rotation. The turbine operates without reliance on external environmental conditions, ensuring high efficiency and sustainability. The rotation of the shaft is mechanically coupled to a power generation mechanism, enabling electricity production. The optimized design of the blades, including a curved hypotenuse side for fluid interaction, enhances energy conversion efficiency. This innovative system provides an eco-friendly, cost-effective, and self-sustaining alternative for renewable energy generation, making it suitable for various applications, including remote electrification and industrial power supply.

The invention relates to the technical field of hydroelectric generation, and discloses a drum-type power generation and water pumping system for intercepting river or ocean current. Comprising a roller, a flange, a blade, a front end cover, a rear end cover, a bolt, a screw, an oil filling hole countersunk head screw, a mechanical seal, a framework oil seal, a hollow stator axis, a spline, a screw thread, a spline sleeve, a nut, a movable pin, a transmission shaft, a cable and a movable pin hanging ring. At the same time, a level difference is formed between the upstream water surface and the downstream water surface of the roller, the water flow pushes the blades below the roller to promote the roller to continuously roll, and then the generator or the water pump connected to the two ends of the roller is driven to operate, and meanwhile the lever-like principle is utilized to counteract the counter-acting force of the generator hollow stator axis rotating along with the rotor through the transmission shaft connected with the spline housing. Only the rotor of the generator rotates while the stator is kept static, so that stable power generation is realized.

The disclosure features subaquatic power generation systems and methods of their use in bodies of water. Some implementations feature a subaquatic power generation system that includes (a) a housing having an inlet, an outlet, and, between the inlet and outlet, a channel through which water can pass in a fluid flow direction, and a power generating area defining a watertight and airtight chamber configured to provide an air pocket within the housing when the housing is fully submersed in water; and (b) a waterwheel disposed within the power generating area such that a longitudinal axis of the waterwheel is oriented generally horizontally and generally perpendicular to the fluid flow direction, an upper portion of the waterwheel is disposed within the chamber, and a lower portion of the waterwheel is disposed within the channel and acted upon by fluid flow through the channel.

To provide a power generation system capable of causing a dynamo provided on a bicycle to generate electricity without pedaling. [Solution] The hydroelectric power generation system S is a hydroelectric power generation system for a bicycle (1) having multiple spokes attached to a wheel (10) and a dynamo adjacent to the wheel (10) that generates electricity through the rotation of the wheel (10), and is also provided with a blade (4) and a second stand (3). The blade (4) has a holding portion with a roughly C-shaped cross section and multiple plate members. The holding portion has a hollow portion extending in the longitudinal direction in which the spokes are placed, and slits that are continuous with the hollow portion and extend in the longitudinal direction and through which the spokes are passed. The plate members extend radially outward from the longitudinal direction of the holding portion. The second stand (3) exposes the upper half of the wheel (10) on which the blade (4) is placed above the water surface and separates the wheel (10) from the bottom so that the lower blade (4) of the wheel (10) is at a height where it experiences water resistance.

To provide a hydroelectric power generation mechanism that can utilize energy with high efficiency. [Solution] The hydroelectric power generation mechanism comprises a first-shaft turbine having a first rotor with first rotor blades on its outer surface and a hollow first rotor connected thereto, a second-shaft turbine having a second rotor with second rotor blades on its outer surface and a second rotor connected thereto and arranged coaxially with the first-shaft turbine, and a generator. In this hydroelectric power generation mechanism, the first rotor blades are positioned upstream of the second rotor blades in an annular flow path, the generator is positioned upstream of the first-shaft turbine, a planetary gear mechanism is positioned between the generator and the first-shaft turbine, the gear at the end of the first rotor meshes with an internal gear, the second rotor is connected to a planetary carrier, and the input shaft of the generator is connected to a sun gear. During operation, the first and second rotors rotate in the same direction, and the second rotor rotates at a lower rotational speed than the first rotor.

The invention relates to a water turbine for converting the kinetic energy of flowing water into mechanical rotational energy. The water turbine has a rotor rotatably mounted in a flow-through housing (2), which has a helically wound, ribbon-shaped rotor blade (1). The water turbine is particularly suitable for power generation or for the direct drive of machinery when operating in shallow river sections or in the outflow area of ​​tailings basins.

The present invention relates to a power generation and propulsion system using a water pressure difference, and to a power generation and propulsion system using a water pressure difference, the system comprising: an inlet pipe of which one end is positioned on the outer wall of a ship that can be positioned in the water, and of which the other end is positioned inside the ship such that a fluid flows therein by means of a water pressure difference; a turbine provided inside the ship to be positioned below the other end of the inlet pipe, so as to be rotated by means of the influent fluid; a generator for converting the rotational force of the turbine into electrical energy; a water storage tank provided inside the ship to be positioned below the turbine, so that the fluid that rotates the turbine is stored therein; a discharge pipe of which one end communicates with the water storage tank and of which the other end is positioned at the stern of the ship; and a drain pump by which the fluid stored in the water storage tank moves to the stern through the discharge pipe, and thus electrical energy can be produced through the generator as the fluid flowing in through the inlet pipe rotates the turbine, and the fluid stored in the water storage tank passes through the discharge pipe and is discharged into the water according to the operation of the drain pump, and thus can act as the propulsive force of the ship.

The utility model discloses a cultivation waterwheel based on an inner rotor motor, which effectively realizes the integrated design of a permanent magnet variable frequency motor and better optimizes the power transmission effect, and comprises a buoyancy plate and an inner rotor motor connected to the upper side of the buoyancy plate, a fixing frame is arranged on the upper side of the buoyancy plate, and a transmission mechanism is arranged on the upper side of the fixing frame. A power shaft is arranged in the middle of the transmission mechanism; the inner rotor motor comprises a rotating shaft, a first shell, a second shell and a third shell, the rotating shaft is rotationally connected to the interior of the first shell, the second shell is detachably connected to the upper side of the first shell, and the third shell is detachably connected to the upper side of the second shell. The service life of the device is effectively prolonged, the inner rotor motor is convenient to assemble, wire harnesses in the inner rotor motor are convenient to comb, workers can conveniently carry out overwater operation, and the stability of the waterwheel during overwater operation is improved.

A water conveyor having containers A which are shaped to allow spilled water to be collected in another container A below. Containers A may have a slanted shape. The water may be fed from multiple sources (WS01, WS02, WS03, Drawing 02 / 04), located at various heights; the conveyor is preferably coupled to wheels P, Q, R, S, a belt driven pulley, and there may be a generator to generate electricity. The generator output may be electronically sensed so an electronic control unit (E.C.U, Drawing 04 / 04) can control of the volume of water delivered.

A system for gravity-driven seawater intake and desalination includes a first turbine powered by elevated seawater and configured to drive rollers that rotate foam-sponge roller belts carrying foam-sponge rollers configured to absorb seawater; one or more fans configured to fan the seawater in the foam-sponge rollers to generate at least desalinated water vapor; a second turbine configured to be driven by the elevated seawater to generate electricity to power the one or more fans; and condensation collector tubes configured to condense the desalinated water vapor into desalinated water.

The pumped storage power plant continuously generates an excess of energy (current) during operation, the level of the excess being dependent on the size of the plant. The mode of operation is simple and efficient. During operation, the pumped storage power plant consumes only a very small proportion of the energy / current that it produces, that is to say consumes less energy. Photovoltaic elements, which allow the start-up of the plant, fails or lead none of the energy yield, are described in the request.

The present invention relates to a buoyancy-based rotational turbine system that utilizes gravitational and buoyant forces to generate sustained rotational motion for a prolonged period of time for energy conversion. The system comprises a central rotating shaft and multiple specially designed hollow blades, each incorporating a weighted wheel, a floater, and a vacant section. The weighted wheel exerts downward force, while the floater generates an upward buoyant force upon liquid immersion, facilitating uninterrupted rotation. The turbine operates without reliance on external environmental conditions, ensuring high efficiency and sustainability. The rotation of the shaft is mechanically coupled to a power generation mechanism, enabling electricity production. The optimized design of the blades, including a curved hypotenuse side for fluid interaction, enhances energy conversion efficiency. This innovative system provides an eco-friendly, cost-effective, and self-sustaining alternative for renewable energy generation, making it suitable for various applications, including remote electrification and industrial power supply.

The utility model belongs to the technical field of impellers, and particularly relates to an impeller driving assembly and a water tower cleaning system. Comprising an impeller, a fixing part and an input driving part, and the fixing part is provided with a first mounting cavity for mounting the input driving part and a second mounting cavity for mounting the impeller; a driving shaft is arranged on the impeller, the driving shaft can extend into the first mounting cavity to be matched with the input driving part, the input driving part is provided with a driving cap, the driving cap is movably arranged in the first mounting cavity and has a working state combined with the driving shaft and a non-working state separated from the driving shaft, and the elastic piece is mounted in the first mounting cavity; and the spring is used for acting on the driving cap to keep the driving cap in a non-working state. Under the condition that the impeller is stuck, the driving cap can be manually pushed, so that the driving cap moves towards the driving shaft and is combined with the driving shaft, then force is manually applied to rotate the driving cap, and the driving cap can drive the impeller to rotate again through the driving shaft, so that the stuck condition is relieved, and the impeller recovers to work normally.

Disclosed is a pressurized pumped-storage hydropower system using a cylinder and a piston, the system comprising: a turbine unit (110) formed to rotate in a space inside a turbine cover (111) and including a turbine (112) that generates power from the hydraulic head of a fluid falling via an inlet passage (111a); a discharge unit (120) including a discharge pipe (121), which guides the fluid supplied to the turbine (112), and first valves (122), which are vertically spaced inside the discharge pipe (121) and interrupt the flow of the fluid; a cylinder unit (130) including a piston (132), which ascends and descends inside a cylinder (131) and accommodates the fluid in an inner space, and a second valve (133), which is formed at the bottom surface of the piston (132) and opens and closes to communicate the cylinder (131) and the piston (132); and a return unit (140) including a return pipe (141), which is connected from an outlet passage (111b) of the turbine unit (110) to the upper end of the piston (132), and a return pump (142), which is formed in the return pipe (141) and pumps and returns the fluid. In a state in which the second valve (133) is open and the first valves (122) are closed, the cylinder (131) is filled with a certain amount of the fluid. In a state in which the second valve (133) is closed, the piston (132) is filled with a certain amount of the fluid by the return unit (140), after which the first valves (122) are opened to make the fluid filled in the cylinder (131) fall to the turbine (112), and thereby generate power by means of the hydraulic head.

A self-powered hot water heater capable of heating water without external electricity is disclosed. The heater device includes an insulated, sealed housing, preferably cuboidal, with inlet and outlet ports for flow of water. A magnetic paddle wheel is disposed within the housing and rotates by water inflow. The wheel is equipped with outwardly extending paddles and a central magnetic core that generates a magnetic field. When the magnetic field is cut through by the paddles, voltage is induced in windings through electromagnetic induction. A copper tubing inside the housing is wrapped in resistance wire and is connected to the windings. The tubing uses the induced voltage to heat water as the water moves from the inlet port to the outlet port. The system also includes a voltage controller that converts AC to DC and features an automatic cut-off to prevent overheating.

To provide a hydroelectric power generation unit capable of improving power generation efficiency.SOLUTION: A hydroelectric power generation unit HPU comprises: an open peripheral flow-shaped undershot water turbine 1 that rotates due to a water flow; a power generation unit 2 that generates power by rotating a rotational shaft of the water turbine 1; and a water flow control wall 3 that is arranged on the upstream side of the water flow WF with respect to the water turbine 1, and adjacent to an upper half part of the water turbine 1, so as to intersect with the water flow WF.SELECTED DRAWING: Figure 1

A hydroelectric power generator including a water wheel rotatably mounted in a watercourse about a rotation axis, electric generating means operatively connected to the water wheel for converting, when in use, the rotational energy of the water wheel into electric energy, and a support and containment structure for supporting the water wheel in a condition of partial immersion in the watercourse and maintaining the rotation axis in a substantially horizontal position. The water wheel, the means of electrical generation and the support and containment structure are configured to adjust, in relation to the flow of the watercourse, the level of the water upstream of the water wheel with respect to the level of the water downstream of the water wheel.

This invention provides hydroelectric power generation equipment that can generate electricity more efficiently than conventional methods by utilizing the flow of water in rivers, irrigation canals, and other waterways. [Solution] The present invention relates to a hydroelectric power generation facility that generates electricity by water power while being moored in the middle of a water flow, comprising: a float 1 forming a hull that floats on the water; a channel 2 provided in the shape of a groove in the float 1 that is open in the direction of the water flow when the float 1 is moored and whose bottom surface is submerged below the waterline; a water turbine 3 mounted on the float 1 to rotate in response to the water flow through the channel 2; and a generator 6 mounted on the float 1 to generate electricity using the rotational force of the water turbine 3, wherein the width and depth dimensions of the water intake 2a of the channel 2 are formed to gradually expand toward the upstream side.

The application relates to a high-rise building sewage pipeline power generation system, which comprises a sewage pipeline installed on a building and a power generation device, the power generation device comprises a generator, a water wheel and a storage battery, the storage battery is electrically connected to the generator, the water wheel is connected to the rotating shaft of the generator and is used for providing the generator with kinetic energy required for power generation, the water wheel is installed in the sewage pipeline, a partition plate extending along the length direction of the sewage pipeline is fixedly connected to the inner wall of the sewage pipeline, the partition plate divides the sewage pipeline into a sewage channel and a sundry channel, the water wheel is located in the sewage channel, the front end of the partition plate along the water flow direction is provided with a blocking net, and the blocking net covers the inlet of the sewage channel. The application can fully utilize the gravity potential energy of sewage in the sewage pipeline, thereby enriching the use effect of the sewage pipeline.

The utility model relates to a waterwheel component which comprises an axle and a plurality of blade buckets for containing water. One end of each blade bucket is fixed on the axle, and the plurality of blade buckets are radially unfolded towards the periphery on the axle; the blade bucket comprises two side plates and a sealing plate away from one end of the axle, and the included angle between the blade bucket bottom 9 and the tangent line 8 of the axle in front of the blade bucket is larger than 90 degrees in the rotating direction of the waterwheel. The waterwheel has the advantages that sewage only needs to fill the topmost blade bucket, the waterwheel can rotate under the action of gravity, and due to the fact that the included angle between the bottom 9 of the blade bucket and the tangent 8 of the axle in front of the blade bucket is larger than 90 degrees, due to the lever principle, the blade bucket is far away from the axial face of a waterwheel component, and the amount of water needed by rotation under the action of gravity is small; according to comprehensive measurement and calculation, the driving water quantity of the waterwheel required by the utility model is half of the driving water quantity of a waterwheel with a conventional structure, so that the waterwheel is relatively energy-saving.

An embodiment of the present invention relates to a power generation device using a capillary rise phenomenon in a porous material and, more specifically, to a power generation device which moves water upward by using a capillary phenomenon due to surface tension and allows the water to freely fall, thereby generating power by a rotary generator. An embodiment of the present invention provides a power generation device using a capillary rise phenomenon in a porous material, the power generation device comprising: a potential energy conversion unit for moving water in contact with the lower portion thereof to the upper portion thereof through the capillary phenomenon; a water collecting unit which collects the water falling from the upper portion of the potential energy conversion unit and funnels the collected water down into a hole in the center; and a generator positioned below the hole to generate power by using the water falling from the hole.