44results about How to "Improve water energy utilization" patented technology

The invention discloses an ocean heat energy open circulation power generation system which comprises a flash evaporator, a warm seawater pipe, a warm seawater pump, a low-pressure steam pipe, a front-arranged small steam turbine, a steam compressor, a high-pressure steam pipe, a main steam turbine, a power generator, a steam exhaust pipe, a surface type condenser, a cold seawater pipe, a cold seawater pump, a steam pumping pipe and a heat exchange pipe bundle. Low-pressure steam is divided into two channels, one channel of low-pressure steam enters the front-arranged small steam turbine to do work to drive the steam compressor to work, the other channel of low-pressure steam is compressed by the steam compressor to become high-temperature high-pressure steam, the high-temperature high-pressure steam then enters the main steam turbine to do work to drive the power generator to generate power, part of steam is pumped from the main steam turbine to be used for heating seawater in the flash evaporator, and the amount of the steam generated by the flash evaporator is increased. According to the ocean heat energy open circulation power generation system, the size of the steam turbine in existing open circulation is effectively reduced, and the problem that the unit capacity is limited is solved; the ocean heat energy open circulation power generation system has the advantages of being high in system heat efficiency, high in water power utilizing rate, high in net power generated power and the like.

The invention discloses a water wave generator power input mechanism. The mechanism comprises a base, a floating thrust mechanism and a gear transmission mechanism; the base is used for placing the floating thrust mechanism and a gear set; the floating thrust mechanism moves up and down along with the effect of water waves to drive the gear set to operate; and the gear set drives a generator to generate electricity. Through skillful arrangement of the gear transmission set in the power input mechanism, the floating thrust mechanism can drive an engine rotating shaft to rotate in the ascendingand descending process, so that the water energy utilization rate and the power generation capacity are doubled, and the prominent practicability and the prominent economical value are achieved.

The invention discloses a large scale crawler belt type riverway river closure electricity generating boat. The large scale crawler belt type riverway river closure electricity generating boat is a large scale crawler belt type water conservancy machine unit fixed by two river diversion load boats pulled and suspended by two steel wires from two sides. Wire heads are fixed on a river bank foundation bed. The crawler belt type water conservancy machine unit is provided with a crawler belt which is provided with n baffle boards with n movable joints and n bendable pull rods. Water current is collected by the river diversion to impact the baffle boards. The crawler belt can rotate along the water current direction in n double-faced tracks with upper tack wheels and lower track wheels to drive power output wheels, and drive a high-voltage direct current generator to generate electricity by speed change. The large scale crawler belt type riverway river closure electricity generating boat can be conveniently installed in riverways of various sizes around the world and river basins with a flow rate reaching over one meter per second, and has the advantages of being safe and environmental-friendly, simple in structure, and convenient to product, manufacture and maintain.

The invention relates to the technical field of green energy source power generating equipment, in particular to an automatic opening and closing paddle of a water turbine. The automatic opening and closing paddle of the water turbine comprises an arc-shaped blade fan and a plurality of arc-shaped blades which are uniformly mounted on the blade fan, wherein the blade fan is mounted on a rotary shaft of the water turbine. The automatic opening and closing paddle is characterized in that a sleeve ring is fixed on the blade fan between two blades, wherein a lifting rod is arranged in the sleeve ring in a sleeving mode; a slide wheel is mounted on the bottom of the lifting rod; a plurality of semicircular rails which take the rotary shaft as the circle center are paved at one side, against water, of a lower water slot of the water turbine; each of the rail is in the shape of a crescent moon which is horizontal in middle and downward at two ends; and the blades are fixed on the blade fan by hinges. The automatic opening and closing paddle is novel in concept and unique in design; the automatic opening-closing paddle is adopted, so that the resistance force during rotation, against water, of the paddle is greatly reduced, and the water turbine can be wide enough and high enough, and is high in power generating capacity; and power generating power, which is obviously superior to that of current equipment of generating power by utilizing free water, of a power generating set of the single water turbine can reach about 10000 Kw.

Provided is a novel rotating device. The novel rotating device is mainly characterized in that: on a rotating skeleton with both ends in linear shapes, cross shapes, or double-cross shapes, an impeller which can move in the center of the rotating skeleton in a shuttle-like manner is installed; and the impeller always linearly crosses from one side of the center of the rotating skeleton to the other side of the center of the rotating skeleton after finishing work in rotating. The novel rotating device of the invention is suitable for the field of mechanical production with work done only in half of a rotating cycle and no work done in the other half of the rotating cycle. Compared with the prior art applied in the mechanical production field, the novel rotating device of the invention has the advantages of eliminating the backspin energy consumption of the impeller in the area without work done, and decreasing the distance of the impeller returning to the area with work done from the area without work done at the same time, so that the work doing efficiency is greatly increased. The novel rotating device of the invention can be widely applied to wind power generation, hydraulic power generation, air transport, water transport, advertisement, and other fields, and therefore has important development and application values.

The invention belongs to the field of drilling machinery, and particularly relates to an efficient injection-suction type hydraulic impactor. The efficient injection-suction type hydraulic impactor comprises an upper connector, a nozzle, a spray bearing device, a limiting guide sleeve, a movable valve, an impact hammer rod, an outer pipe, a lower cylinder sleeve and an impact anvil block connector, wherein the nozzle is installed in a center hole of the upper connector, the lower portion of the upper connector is installed in the upper end of the outer pipe, the limiting guide sleeve is installed in an inner hole in the upper portion of the outer pipe, an upper limiting step of the movable valve is hung at the position of a limiting ring of the limiting guide sleeve, the upper end of the spray bearing device is installed in an inner hole in the upper end of the limiting guide sleeve, a guide pipe at the lower end of the spray bearing device is inserted into an inner hole in the upper end of the movable valve, and the upper end of the impact hammer rod is installed in an inner hole in the lower portion of the limiting guide sleeve; and the lower end of the impact hammer rod and the upper end of the impact anvil block connector are both installed in the lower cylinder sleeve, the upper portion of the impact anvil block connector is installed in the lower end of the outer pipe, and the lower cylinder sleeve is installed in an inner hole in the lower portion of the outer pipe. According to the efficient injection-suction type hydraulic impactor, the stable injection-suction performance can be generated, the starting flow and the working pressure are reduced, and the working performance of the hydraulic impactor is improved.

The invention discloses a tide power generation device. The tide power generation device comprises a pressure pipeline and an adjusting device which is seal connection with the pressure pipeline; interior pressure of a first sealing chamber and a second sealing chamber inside the pressure pipeline is changed due to continuous movement of the adjusting device; a first intelligent water inlet valve and a second intelligent water outlet valve on the pressure pipeline are started and the second intelligent water outlet valve is communicated with an electric generator when the tide falls; a second water inlet valve and a first intelligent water outlet valve of the pressure pipeline are started when the tide rises and the first intelligent water outlet valve is communicated with the electric generator. The tide power generation device has the advantages of effectively guaranteeing balancing of water feeding and water discharging of the pressure pipeline, accordingly achieving continuous circulation of the power generation technology and allowing power generation every time the tide rises or the tide falls.

The invention discloses a vertical water current generator for tides. A base consists of a circular bracket positioned at the front part, and a conical bracket connected with the circular bracket and positioned at the back part; a left main shaft and a right main shaft are rotationally mounted on the left and right sides of the circular bracket of the base; multiple left blades are peripherally distributed on the left main shaft; multiple right blades are peripherally distributed on the right main shaft; the front end of a tail vane blade is movably mounted on the conical bracket through a rotating shaft, so that the tail vane blade can swing left and right around the rotatijng shaft; the rotating shaft for mounting the tail vane blade is positioned on a center extension line between the left main shaft and the right main shaft; a left guide blade and a right guide blade are respectively mounted on the left and right side ends of the circular bracket of the base, and are positioned on the respective opposite outer sides of the left main shaft and the right main shaft; and the front ends of the left guide blade and the right guide blade are movably mounted on two sides of the circular bracket through the rotating shaft. The thrust of water currents to the left blade and the right blade is dynamically adjusted; and the thrust of the water currents to the blades is reinforced to improve the power generation efficiency of the generator and to prevent the damage of the generator under strong water currents.

The invention discloses a power generation method and device of an H-bridge. The device comprises an H-bridge-type waterway pipeline, a permanent magnetic piston (rotor) and a stator coil; the H-bridge-type waterway pipeline comprises a left bridge arm, a right bridge arm and a bridge arm channel; a left spacing buffer device and a right spacing buffer device are installed at two ends of the inner side of the bridge arm channel respectively; the permanent magnetic piston (rotor) is positioned in the bridge arm channel and is positioned within the spacing range of the left spacing buffer device and the right spacing buffer device; the stator coil is around the periphery of the outer surface of the bridge arm channel; and the stator coil is connected with a stator coil outgoing line. In power generation, through controlling four electromagnetic valves on the H-bridge arm in pairs, under the spacing of the permanent magnetic piston (rotor) by the left spacing buffer device and the right spacing buffer device, the permanent magnetic piston (rotor) moves in the bridge arm channel in a reciprocating mode, thus a magnetic field cuts the stator coil, and electricity energy is generated on the stator coil outgoing line. The power generation method and device of the H-bridge have the characteristics of less water using amount, high water energy utilization ratio, low cost and the like.

The invention discloses a portable micro water current generator set. A base of the portable micro water current generator set consists of a circular bracket and a conical bracket at the back part, wherein a left main shaft and a right main shaft are rotationally mounted at the left and right sides of the circular bracket of the base; the front end of a tail rudder is movably mounted on the conical bracket through a rotating shaft; a left guide vane and a right guide vane are respectively mounted on the left and right side ends of the circular bracket of the base; first arc projection parts are arranged at the front ends of the left and right guide vanes, and second arc projection parts are arranged at the tail ends of the left and right guide vanes; at least two electricity generating modules are arranged between adjacent drainage brackets; and opening directions of water inlets of the adjacent electricity generating modules of the at least two electricity generating modules are opposite. The portable micro water current generator set can dynamically adjust the thrust of water currents on left and right vanes, so that the thrust of the water currents on wheel blades is intensified, the electricity generating efficiency of a generator is improved, the damage of the generator under strong water currents is prevented, and the water energy utilization rate is improved.

The invention discloses a hydraulic turbine set vibration detection system and method, on one hand, the hydraulic turbine set vibration detection system comprises a power supply module, a clock module, a communication module and a plurality of data acquisition channels, wherein the data acquisition channels are used for acquiring data obtained by corresponding probes; an acquisition control module used for controlling the data acquisition channels and sorting the acquired data; a central processing module used for processing the arranged data; a data storage module used for storing the data processed by the central processing module. The vibration monitoring system provided by the invention is used for carrying out real-time vibration detection on the hydraulic turbine set, and plays an important role in improving the utilization rate of hydraulic turbine set equipment, carrying out equipment maintenance in a planned manner, improving the water energy utilization rate and the like. After the detection system is used, the normal operation time of the hydraulic turbine set can be prolonged, the equipment operation condition is optimized, and the operation safety of the hydroelectric generating set is improved.

A hydraulic water turbine consists of a runner casing and a hydraulic cylinder. The runner casing is a round-table shape without a bottom and in the centre of the upper base is fixed a drive shaft. The hydraulic cylinder is covered in the runner casing. Around the cylinder there is a set of water spray nozzles and at the bottom of the cylinder there is a water inlet in communication with a water intake pipe.

The invention discloses a hydraulic transmission type energy-saving river clean-up device and a clean-up method, and relates to the technical field of hydraulic engineering. According to the hydraulictransmission type energy-saving river clean-up device, a pollutant conveying channel is built on a shore side of a river way, wherein a transmission clean-up device is arranged at the outer side of the inlet end of the pollutant conveying channel; and the transmission clean-up device stretches across the river way in an inclined mode. Compared with a novel clean-up boat, the hydraulic transmission type energy-saving river clean-up device is wide in coverage, is high in clean-up efficiency, is low in manpower demand, mainly utilizes hydraulic drive, and is energy-saving and environmentally friendly. Besides, the hydraulic transmission type energy-saving river clean-up device further can reduce resistance to improve hydraulic utilization efficiency, realizes automatic collecting and transporting of garbage, and meets river way ship-passing over-bleaching requirements while necessary.

Disclosed is a manufacturing method of a fishtail generating set with double lift rotors. The fishtail generating set comprises an upper cover plate (1) and a lower bottom plate (8), a bearing plate (11) is connected to the upper left of the upper cover plate (1), a rotating shaft (10) is connected to the bottom of the upper cover plate (1), a generator (3) is connected with a middle gear (4), the middle gear (4) is connected with the bearing plate (11) through a drive gear, a water divider (9) is disposed on the left of the rotating shaft (10), the lift rotors (7) are arranged on the right of the rotating shaft (10), and a fishtail turn plate (6) is connected with the lift rotors (7). The fishtail generating set has the advantages that the fishtail generating set can operate under various flow speeds and angles, both utilization rate of water power and generating efficiency can be improved, the fishtail generating set is simple in structure, low in cost and widely applicable to environments such as rivers and seas, and the fishtail generating set is free of waste gas, waste materials, polluted water, noise or radiation and has no effect on the natural environment.

The invention relates to the technical field of water conservancy projects, and discloses a hydroelectric generation assembly capable of performing double generators based on gravity. The hydroelectric generation assembly comprises a main body, a sliding bearing is movably connected to the left side of the main body, a turbine is movably connected to the bottom of the main body, a mounting frame and a fixing frame are movably connected to the middle of the main body, and an input shaft is movably connected to the left side of the main body; the top of the fixing frame is movably connected witha main generator, the input shaft is movably connected with the main generator through an intermediate shaft and a gear set, the bottom of the left side of the fixing frame is movably connected witha limiting block, the bottom of the fixing frame is movably connected with a fifth gear, and the bottom of the fixing frame is movably connected with a clamping connector; and the bottom of the inputshaft is movably connected with a clutch, the left side of the clutch is movably connected with a movable connecting rod, the middle of the clutch is movably connected with an iron block, the bottom of the right side of the main body is movably connected with an auxiliary generator, and the input shaft is movably connected with the auxiliary generator through an intermediate shaft and a gear set.The hydroelectric generation assembly disclosed by the invention has the advantages of rotating speed amplification, double generators, high water energy utilization rate and no damage to the servicelife of the generators.

The invention discloses a high-efficiency low-noise light-emitting shower head comprising a shower head body, a hydraulic electricity generation device located in the shower head and a light-emitting device installed on the shower head. The hydraulic electric generation device comprises an impeller and an electricity generation assembly connected with the impeller. The light-emitting device is electrically connected with the electricity generation assembly. An impeller cavity is arranged in the shower head body. The impeller is located in the impeller cavity. The impeller cavity is provided with a water inlet and a water outlet. The water outlet is of an arc long-strip-shaped structure or an annular structure arranged along the circumference of the impeller and arranged outside one end of each blade of the impeller in a matched manner. According to the high-efficiency low-noise light-emitting shower head, after water enters the impeller cavity, the impeller can be driven to rotate at a high speed, and water can be discharged in time and cannot generate swirl distribution in the impeller cavity; and in this way, the rotation speed of the impeller is improved, the electricity generation efficiency of the electricity generation assembly is improved, the luminance of the light-emitting device is improved, and the noise generated by a water stream in the impeller cavity through impact can be greatly lowered.

The invention discloses a seawater wave power generation device with an isolation cover. The power generation device comprises a base, a floating thrust mechanism, a gear transmission mechanism and agenerator; the base is formed by a left base and a right base which are arranged in a mirror symmetry mode, a cavity is formed between the left base and the right base, and a left arc-shaped groove and a right arc-shaped groove which are vertical and correspond to each other are arranged between the left base and the right base; the two arc-shaped grooves are spliced into a motion space of the floating thrust mechanism, and the floating thrust mechanism drives a generator rotating shaft to rotate through the cooperation with the gear transmission mechanism; and the positions, away from the arc-shaped grooves, of the left base and the right base are provided with base plates, the gear transmission mechanisms are fixed on the base plate, and the isolation cover is arranged on the base platesin a cover mode. According to the power generation device, the isolation cover is additionally arranged, so that a gear transmission part in a power input mechanism is covered, direct contact betweenthe transmission part and seawater is effectively avoided, the situation that the transmission part is damaged due to seawater corrosion is effectively avoided, and the power generation device has outstanding practicability.