131results 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.

A method and a system for optimizing operating swing of a vertical shaft suspended hydrogenerator unit, and the method includes: measure turning swing and operating parameters of the unit during turning, calculate direction of relative displacement between the rotating center of each bearing for the unit and a center line of a main shaft, and calculate and adjust offset distance of an installation center for a guide bearing to a certain direction by the temperature of a bearing bush; then carry out a temperature rise test of the unit, optimize the operating swing of the hydrogenerator unit while the bush temperature is less than the design requirement, and select optimal bush gap to achieve optimal operating swing and ensure that the bush temperature, the cooling oil level, the cooling oil temperature and the operating swing reach the most scientific and reasonable balanced state.

A floating turbine system comprising a turbine comprising a central cylinder comprising a curved cylindrical surface, a first end face and a second end face opposite the first end face, wherein the first end face and the second end face are joined by a the curved cylindrical surface, and wherein the central cylinder has a sealed inner cavity; a plurality of helical vanes disposed on outer side of the curved cylindrical surface; wherein channels are formed between each of the plurality of helical vanes; and wherein the channels are configured to allow fish to pass along the channels.

The invention discloses a multifunctional energy-saving invisible high-efficiency power station, and relates to the technical field of power stations, the multifunctional energy-saving invisible high-efficiency power station comprises a water pool, a generator room is arranged below the water pool, a circulating water channel is arranged below the generator room, a plurality of generator sets are placed in the generator room, and backflow devices are arranged on the two sides of the circulating water channel; a plurality of multifunctional power machines are arranged in the generator room, each multifunctional power machine comprises a multi-blade spiral directional water wheel, a guide device, a first water wheel, a second water wheel and a third water wheel which are coaxially arranged up and down, and the guide device is connected below the multi-blade spiral directional water wheel. The spiral blades on the multifunctional power machine push the spiral center shaft to rotate, the blades push the rotating shaft to rotate, and the multi-blade spiral directional water wheel, the first water wheel, the second water wheel and the third water wheel which are arranged up and down greatly improve the utilization rate of water potential energy.

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.

The present invention relates to a small hydroelectric power generation device, comprising: a first water conduit located on the upstream side; a second water conduit located on the downstream side; a water turbine located at the most downstream of these water conduits and having a rotation axis in a direction orthogonal to the water flow; a lateral movement device capable of moving the second water conduit in an upstream direction or a downstream direction; and a longitudinal movement device capable of moving the water turbine in a vertical direction, so that efficient power generation can be performed according to the amount of water in the water conduit.

The invention is a wind power plant (100) or micro wind power plant comprising a wind turbine (200) with a first rotary shaft (210), an alternator (700) suited to transform the rotary motion of a shaft into electrical energy, a hydraulic system suited to transmit the motion of said first rotary shaft (210) to said second shaft, wherein said hydraulic system in turn comprises: an open-circuit axial piston hydraulic pump (300), a hydraulic circuit (400) in which an oil flow driven by said hydraulic pump (300) circulates, a valve block (500) suited to control the oil flow, a hydraulic gear motor (600), a hydraulic oil tank (800).

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 power generation apparatus. A power generation apparatus including according to an embodiment of the present invention includes: a main chamber provided with a main space for the accommodation of water, and configured to accommodate water sucked through a suction pipe on the bottom surface thereof; a support part; an auxiliary chamber configured to receive water from the main chamber or to supply water to the main chamber; a pressure pump configured to generate pressure and thus discharge air in the main space out of the main chamber through a discharge pipe provided on the ceiling surface of the main chamber; a spout part configured to spout water, sucked by the pressure pump and accommodated in the main space, out of the main chamber; and a power generation part configured to generate electric power using the pressure of water spouted by the spout part.

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.

A water wheel includes a casing to carry a fluid flow through an inside of the casing, a pipe extending in the inside of the casing, a rotor unit having a shaft to be inserted in the inside of the casing, and a support. The shaft is directed toward the pipe. The rotor unit is detachably attached to the casing from outside. The support supports the rotor unit at a predetermined position relative to the pipe when the rotor unit is attached to the casing. A hydraulic power generation device includes the water wheel and a generator driven by the water wheel. A hydraulic power generation system includes the hydraulic power generation device and a flow path with the hydraulic power generation employed in the flow path.

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.