2199 results about "Water wheel" patented technology

A device and method for determination of the drive-power distribution in a hybrid driveline of a vehicle, a land or water vehicle or an aircraft. The device is characterized by a device for determining a nominal state of charge (soc_ksport) of an energy accumulator as a function of the driver's current, dynamic or economical manner of driving and for determining the current mode of operation (operating mode) of the driveline as a function of the nominal state of charge (soc_ksport), by way of a device (23) for determining the electrically possible nominal drive-power (em_soll_p1) for one electric machine as a function of the nominal state of charge (soc_ksport) and the current mode of operation (operating mode) of the driveline, and by a device for determining the nominal drive-power (vm_soll_p, em_soll_p) for the combustion engine and the at least one electric machine as a function of the electrically possible nominal drive-power (em_soll_p1).

The invention is a transportable hydroelectric power generating system which is capable of being fully or partially assembled in a factory setting and then transported to a water stream. The system includes water channeling features which enhance the pressure within the system that the water exerts and a secondary pump feature which serves to further supply pressurized water to the impellers on the water wheels. Thus marginal streams may become power generating sites.

A water sprayer includes a housing and a water wheel holder connected to the housing. The water wheel holder has a receiving chamber therein in communication with a water inlet in the housing, a first water outlet, and a second water outlet formed of a plurality of fine holes. A water wheel is rotatably stepwise mounted in the water wheel holder and located inside the receiving chamber. The water wheel has a plurality of primary water passages, which are selectively connectable between the water inlet and the first water outlet for guiding water from the water inlet to the first water outlet, and a secondary water passage, which is selectively connectable between the water inlet and the second water outlet for guiding water from the water inlet to the second water outlet.

A pivotal gate system to be installed across the drain opening to a catch basin of a storm drain system and having a catch basin blocking gate that is adapted to rotate from a closed position extending completely across the drain opening at which to trap and prevent leaves, litter and other debris from entering the catch basin during dry periods and light rainfall to an open position removed from the drain opening at which to permit rainwater to enter the catch basin during periods of heavy rainfall. A water wheel is mounted for rotation within the catch basin. The water wheel is coupled to the catch basin blocking gate by way of a pulling cable. The water wheel rotates in response to impact forces caused by rainwater dropping downwardly on a plurality of scoops extending around the water wheel. A rotation of the water wheel generates a pulling force in the pulling cable to be applied to the catch basin blocking gate whereby to cause the blocking gate to move from the closed position to the open position.

A pivotal gate system to be installed across the drain opening to a catch basin of a storm drain system and having a catch basin blocking gate that is adapted to rotate from a closed position extending completely across the drain opening at which to trap and prevent leaves, litter and other debris from entering the catch basin during dry periods and light rainfall to an open position removed from the drain opening at which to permit rainwater to enter the catch basin during periods of heavy rainfall. A water wheel is mounted for rotation within the catch basin. The water wheel is coupled to the catch basin blocking gate by way of a pulling cable. The water wheel rotates in response to impact forces caused by rainwater dropping downwardly on a plurality of scoops extending around the water wheel. A rotation of the water wheel generates a pulling force in the pulling cable to be applied to the catch basin blocking gate whereby to cause the blocking gate to move from the closed position to the open position.

A multiple-energy power driving vessel is characterized by comprising a wind energy driving system, a wind power generation system, a water wheel power generation system, a wave energy power generation system, a solar power generation system, an electric energy driving system and a main vessel body. The water wheel power generation system is composed of a lifting device, a plurality of water wheels, a plurality of one-way clutches, a gear transmission, a current shunt and a power generator, wherein the current shunt divides a water wheel system into two cavities, each cavity only allows current in one direction to pass through, and the water wheels are arranged in the cavities and rotate under the push of the current. The one-way clutches are arranged between shafts of the water wheels and the gear transmission to ensure the gear transmission to rotate to the same direction, and the gear transmission is connected with the power generator to drive a rotor of the power generator to rotate to generate power. The lifting device is used for regulating the position of the water wheel system; when the vessel runs, the water wheel system rises above the water surface to decrease resistance; when the vessel berths, the water wheel system descends under the water surface, and power is generated by means of kinetic energy of the current.

A water based renewable energy system is shown which uses tidal flow and an associated water wheel / weir assembly to provide pumping power for the system. A water wheel powered pump and associated piping are used to raise water from a lower lake reservoir to a higher storage lake reservoir. The water which is pumped to the higher storage lake can be released to a generator located at a lower elevation and then returned to the lower storage lake. The cycle can then be repeated by again pumping water from the lower lake to the upper lake. The pumped storage provides flow and head to generate electric power through the turbine generator.

A water based renewable energy system is shown which uses tidal flow and an associated water wheel / weir assembly to provide pumping power for the system. A water wheel powered pump and associated piping are used to raise water from a lower lake reservoir to a higher storage lake reservoir. The water which is pumped to the higher storage lake can be released to a generator located at a lower elevation and then returned to the lower storage lake. The cycle can then be repeated by again pumping water from the lower lake to the upper lake. The pumped storage provides flow and head to generate electric power through the turbine generator.

A Styrofoam-filled plastic cylinder that has collapsible paddle wheel fins attached about the circumference. Two shafts extend from the ends of the cylinder. The shafts are held by bearings. The bearings are attached to a frame structure that is embedded into the seabed. The shafts then extend past the bearings and are connected to a gear drive system that, in turn, connected to generators or other mechanical devices. When installed in the sea, the cylinder will turn in the swells / tidal action for as long as the ocean produces waves. Platforms on either side of the cylinder rise and fall with tidal action to maintain effective contact with the water at all times. Moreover, because the structure is positioned at or near the water surface, maintenance is much simpler for this device.

An aerial fire suppression system that is used to put out major fires from the air. This invention is usually used in conjunction with a helicopter. This invention uses a constant flow of water to put out a major forest fires. The aerial fire suppression system uses a fire hose 14 to supply the helicopter with a constant flow of water. The other end of the fire hose connects to the hose boom unit 20. The hose boom unit 20 lifts the fire hose above the trees to create an obstruction free path from the helicopter and the water supply. The hose boom unit 20 supply water by connecting to a fire truck, water truck, fire hydrant, lake or any water supply or fire suppression solution. This invention may also be used to clean up oil spills.

The utility model provides a mixed wind-light compensation water pumping and energy storing system comprising a wind-light compensation unit, a controller, a direct current load, an alternating current load, an inverter and a water pumping and energy storing unit. The wind-light compensation unit comprises a wind generating set and a photovoltaic array; the water pumping and energy storing unit comprises reversible water pump-water wheel unit, an upper water pond and a lower water pond; and the controller comprises a wind-light compensation controller, a digital signal processor chip, a voltage / current sampling circuit, a voltage / current transformer set, a breaker driving circuit and three breakers. In the invention, a traditional wind-light compensation system, namely an energy storing device-storage battery set, is replaced by a pumped storage and power generation system, on the water pumping and energy storing unit, the reversible water pump-water wheel unit is used for pumping water or generating electricity, and by applying a segmented integration method, the energy of the upper water pond of the water pumping and energy storing unit is monitored and controlled. With the mixed wind-light compensation water pumping and energy storing system, the defects of expensiveness, short service life, environmental pollution and the like of a storage battery set can be solved, the system stability and power supply reliability can be improved, and the system building and running cost can be lowered.

A water powered motor for extracting raw energy from a water current and converting it to kinetic energy. The water powered motor is generally rectangular in shape with a generally round water wheel consisting of foldable vanes. The vanes receive raw energy produced by water current transforming that raw energy into usable energy for powering a pump, electric generator or as a general power source to power other equipment such as desalinization machinery.

The invention is a transportable hydroelectric power generating system which is capable of being fully or partially assembled in a factory setting and then transported to a water stream. The system includes either a wind-driven or solar-powered pump or both features which serve to further supply pressurized water to the impellers on the water wheels. Thus marginal streams may become power generating sites.

The invention provides a mill welding machine with moving and rotating function, which comprises a base, a main frame, a moving frame, an induction mill welding structure, a worktable and a clamp; a drive structure is arranged at the bottom of the main frame, which is composed of a screw rod connected with a motor and a nut at the bottom of the main frame; a sliding way which is parallel to a lead rail is arranged on the main frame; the moving frame is supported on the sliding way, an induction mill welding structure is provided at one side of the worktable close to the moving frame; the worktable and the clamp are fixed two lead rails at one side of the base, which comprises a worktable of the supporting work piece and a clamp of the clamp work piece. The beneficial effect of the invention is that: the invention has simple structure and advanced technology, which is suitable for symmetric work piece at the position of welding opening. The forming structure can ensure the welding opening flat, which is especially suitable for large and middle size water wheel dynamo rotor coil with adopting four corner welded purple copper bar. After one side of the work piece is finished welding, the main frame returns, the worktable drives the coil rotate by 180 degree, and proceed welding to the other side of the work piece.

A reaction turbine system for the generation of hydroelectricity is disclosed. It consists of a Darrieus type turbine with a horizontal axis of rotation. The blades may be straight or helical, and are held equidistant from the central rotating shaft by blade support members. The blades are oriented so that a blade at its rotational apex moves directly opposite to the direction of water flow. The turbine is elevated such that the top portion, where blades travel directly against the direction of water flow, is in the air and above the water level. This design greatly reduces stresses on the system and increases energy output relative to a Darrieus turbine fully immersed in water flow. This design also enables the turbine to self-start.

The invention discloses a method for diagnosing an interturn short circuit of a rotor winding. The method comprises the following steps of: giving a judgment that a rotor winding has interturn stability short circuit fault through a rotor alternating current impedance test; then judging whether the rotor winding has the interturn instability or stability short circuit fault or not by combining a voltage oscillation wave test; and blending the results of the alternating current impedance test and the oscillation wave test to analyze and find out the position of a short circuit point so as to process the fault in time and recover the rotor winding to be insulated. The invention has the characteristics of simple and convenient measurement, low cost and good practical effect and can be used for detecting and diagnosing the interturn faults of rotors of steam turbine generators, water wheel generators and electric motor generator in a static state.

The invention discloses an ecological purifying device of urban effluent, which comprises the following parts: biological earthworm reactor, biological rack, hydraulic aerating distributor, biological water-wheel type rotary disc, ecological purifying functional area and aeration filter purifying system, wherein the hydraulic aerating distributor connects biological earthworm reactor through overflow distributing board, which interconnects emergent aquatic plant area of ecological purifying functional area; the biological water-wheel type rotary disc is set in the outlet channel of biological earthworm reactor.

The invention relates to a wave energy generating set which has the advantages of high efficiency and high reliability. The invention aims to provide a wave energy generating set which has the advantages of high efficiency, high reliability and low construction cost. The invention has the technical scheme that the wave energy generating set comprises a wave energy collection and conversion system, a water wheel generating system and an anchorage system, wherein the wave energy collection and conversion system comprises a reservoir, a wave guide plate, a wave collection plate and a water outlet pipe; the water wheel generating system comprises a water turbine, a generator and a transmission mechanism, the water turbine and the generator are arranged at up and down through the transmission mechanism, and the water turbine is positioned below the generator; and the anchorage system comprises an anchor chain, a loading hanging block and a gravity anchor, the gravity anchor is anchored on the seabed, one end of the anchor chain is fixed on the gravity anchor, the other end is connected to the corner end on the bottom of the outer side of the reservoir, the anchor chain is symmetrically distributed by using the reservoir as the center, and the loading hanging block is hung on the anchor chain through a short chain. The invention has the advantages of high wave energy utilization ratio, high wave energy conversion rate, favorable overall stability and high reliability.

The invention discloses a cascading variable speed constant frequency wind power system, comprising a winder machine, a double rotor motor, a generator and a transducer; wherein, the double rotor motor comprises a slip ring, a outer rotor, and an inner rotor; the generator comprise a stator and a rotor; the wind machine is cascaded with the inner rotor through a shaft one; the inner rotor is equipped with a three-phase winding, and connected with the transducer; the outer rotor is cascaded with the generator through a shaft two; the stator of the generator has the three-phase winding connected with grid inside. With cascading electric transmission structure, the invention accomplishes function of variable speed constant frequency electricity generation by forming collection of power associated with variable frequency magnetism speed adjustment. The invention also removes the step of speed raising gear case transmission, and reduces failure rate of system. The generator is connected with grid. The power rating capacity of power electronic component can be reduces obviously. The invention is appropriate for the field of wind power generation, steamer generator set, water wheel generator set, internal combustion engine generator, etc.

The invention discloses a method and a device for online monitoring and positioning a turn-to-turn short circuit for a rotator of a water wheel generator, belongs to monitoring and protecting technology of the rotator of the water wheel generator, and aims at providing three types of methods and devices capable of carrying out online monitoring and positioning of the turn-to-turn short circuit for the rotator of the water wheel generator. The method comprises the following steps: synchronously acquiring inductive potential waveform of numbered and positioned magnetic poles through an induction coil in real time; sending the inductive potential waveform to a microcomputer and calculating an average value ep of a peak value of magnetic pole inductive potential, a pole average value vp; and comparing the smallest peak value e min of the inductive potential and the smallest pole value v min of the inductive potential with the ep and vp and making the judgment. The device comprises a positioning identification label (11), first and second separated circuits (13, 7), the microcomputer (3), a position sensor (12), a filtering amplifying circuit (8), an A / D transferring circuit (4), a magnetic pole induction coil (9), a frequency dividing circuit (15), a wave-shaping circuit (16) and a display (5), and a device is additionally provided with two pole amplifying circuit (6) on the basis of the devices.

The invention relates to a power generation device and a power generation system, in particular to an auxiliary power generation device and an auxiliary power generation system utilizing wastewater of high-rise buildings and clean energy, which can effectively utilize domestic wastewater, solar energy and wind energy to generate the electricity so as to effectively utilize the gravitational potential energy of wastewater discharge of the high-rise buildings as well as favorable solar energy and wind energy sources on the tops of the high-rise buildings to provide electric energy for energy equipment in corridors of the high-rise buildings to achieve the aims of energy conservation and environmental protection. Due to the adoption of a flow concentration plate and a drainage plate, the power generation device and the power generation system can ensure that the flowed wastewater intensively impacts a water wheel so as to strengthen the energy, can also prevent sewer pipelines from being blocked at the same time, can better convert the gravitational potential energy of wastewater in drainage pipelines of high-rise apartment buildings into electric energy, and improve the recovery utilization rate of wastewater energy sources.

This invention relates to the twin channel across system of the microcomputer speed controller in a digital water wheel with large-scale, which includes an actively adjusting main channel and an assistant channel, wherein the actively adjusting main channel includes the microcomputer regulators A and B with two redundancies connecting and a main channel with the mechanical hydraulic pressure system, wherein the actively adjusting assistant channel includes a microcomputer regulator C and an assistant channel with mechanical hydraulic pressure or the mechanical(electric) handle structure; when the main channel is working, the assistant channel doesn't affect the main channel's work, but it tracks the main channel, and the adjusting aim of its guide vane receiver is completely identical with the main channel, which can realize the none-trouble switch of the main or assistant channel. The cross redundancy twin PLC control structure composed of the correspondence and software has a high ability to allow false, which can allow the fault of the different named module in the two stand-alones, and the crossing structure can make the speed adjusting device work normally.

The invention relates to a land airship which is composed of a machine casing, a steering rudder, guardrails, tires, a landing rack, a water wheel drive, an automobile assembly, an engine arranged in the machine casing, a navigation and control system and a weapon attack system. A rotor wing sternpost rudder is not needed, angle adjustment blades are arranged in the tires, blade angles can be closed, the land airship can drive on roads, and the land airship can vertical take off by increasing the blade angles to improve rotating speed. The land airship can be of a hydraulic structure or mechanical structure. The engine is connected onto the tires, the landing rack and the water wheel drive through a hydraulic transmission system or a mechanical transmission system. The control system adjusts automobile direction, tire folding, tire front flying inclination angles, tire inner blade angles and landing rack stretching and contracting through a servo motor control hydraulic system in sensing and numerical control mode. A continuous voyage emergency landing emergency hedge appliance is arranged in the land airship. The land airship has the advantages of being small in volume in taking off and simple in structure and capable of finishing vertical take-off and landing on roads and narrow spaces in courtyards, is three-purpose and can timely cope with various driving conditions in the sea, in the land and in the air.

The invention relates to a tide generating facility and a generating method thereof, which include as follows: a culvert is arranged under a seaside dyke of a coastal impounding reservoir; a regulating gate and a water wheel are arranged in the culvert; the water wheel comprises a support saddle; a mainstay is arranged on the support saddle in radial direction; the mainstay is sleeved with vanes which are capable of swaying around the mainstay; a positioning device for restricting sway angles of the vanes is arranged at the support saddle; a vertical shaft is driven by a rotating shaft through a steering gear box; and a power conveying system is connected to the top of the vertical shaft, and the generator is driven by the power conveying system. Before a tide rises, the regulating gate is closed. During the process of tide rising, when the water level outside the pool rises to a certain position, the regulating gate is opened. The water outside flows into the pool and at the same time the water wheel is driven by the flowing water to rotate and generate electricity. Before a tide falls, the regulating gate is closed at first. When the external water level falls to a certain position, the regulating gate is opened and the water flows out and shocks the vanes of the water wheel. The vanes are changed to another angle and rotate in the same direction. The tide generating facility is efficient in operation.

The invention discloses a cleaning machine for waste floating on water surface. A machine frame (15) is fixed on a floating platform (14); the floating platform (14) is arranged among four upright posts (3) and thus is restrained from shifting horizontally and rotating, and the cleaning machine automatically rises and falls to an optimal operating position with water level; a water wheel is driven by water flow to rotate to provide power for the cleaning machine, and when the cleaning machine is positioned in a slow flow or still water area, a drive compensating motor (6) is used as a power source; and a cam (5) on a transmission shaft (2), through a linkage mechanism (19), drives a collecting rake (13) to sway on water level to drive waste to gather in a fishing opening, a meshy shoveling plate 7 fishes the waste onto a meshy conveying plate (10), and the waste is conveyed to a waste bin (4) by a conveying system. The cleaning machine for waste floating on the water surface has the characteristics of high self adaptability, energy conservation, high working efficiency, no need for manual maintenance, wide application range and the like and can be widely used for cleaning floating waste on water surface in rivers and lakes.

A hydroelectric power plant for use in flowing bodies of water is described which includes a new spillway canal constructed to enhance the flow of water by increasing the water pressure. Because the canal has the angled feature on both ends, the water flow can be enhanced when backflow conditions exist as well as when primary flow conditions are present. In addition the canal utilizes a unique combination of both traditional and Pelton type water wheels to convert the water pressure to electric power. The canal, the extensions and both types of water wheels are also adjustable in nature to maximize the amount of power obtainable from any given body of water.

The invention relates to hydraulically automatic lifting flood prevention walls which are arranged along the inner side of a river levee in a paralleling manner. Each hydraulically automatic lifting flood prevention wall comprises a driving device, locking mechanisms, vertical columns, a base and a baffle, wherein the base is a hollow cavity; the baffle is assembled in the inner cavity of the base through the vertical columns in the vertical direction; sliding chutes corresponding to the baffle are formed in the side parts of the vertical columns; the driving device corresponding to the baffle is arranged in the inner cavity of the base, and comprises a waterwheel and a pulley group; the waterwheel drives the baffle to move up and down through the pulley group along the sliding chutes; by the arrangement of the lifting baffle, the baffle is hidden in the base of each flood prevention wall in the non-flood season; when flood occurs and reaches a specific water level, the flood prevention baffle automatically rises up under the action of the traction force of the waterwheel; after the baffle rises up and reaches the upper parts of the vertical columns, bayonets at the top of the baffle are connected to the locking mechanisms on the vertical columns, to form a fixed connection relation; and the baffle is used for blocking the flood, to complete the flood prevention task.

A system and method are disclosed for advantageously using field-controlled high-frequency alternators for the generation of controlled high-voltage DC power from variable speed mechanical power sources such as wind turbines, water wheels, and gas or steam turbines. The production of controlled high-voltage DC power without involving hard switching of the full output power is described.

The waterwheel powered air delivery device is a system for powering an air compressor, aerator, or other device that moves air from power produced by a waterwheel without the necessity of providing electricity from an outside power source or the intermediate production of electricity from the waterwheel. The waterwheel may be an overshot, undershot or sideshot waterwheel. The device being powered may be an air compressor, aerator, or other air delivery device having an air pump that may be of the diaphragm, piston, rotary vane, rotary screw or other type. Preferably the air produced by the waterwheel and air delivery device is used for aeration of wastewater, although the delivery device may be used for other purposes, e.g., ventilation, power, etc.