30results about How to "Speed up water flow" patented technology

The invention relates to a designing method for improving the encircled-type harbor basin water body exchanging capacity. The designing method is characterized by mainly comprising the steps that 1 a plane two-dimensional convection and diffusion mathematical model is established; 2 the harbor basin water body exchanging capacity is evaluated; 3 the encircled-type harbor basin water body exchanging mechanism is analyzed; 4 engineering proposal calculation is conducted, and main factors influencing water body exchanging function improvement are analyzed; 5 an engineering improvement scheme capable of improving the encircled-type harbor basin water body exchanging capacity is formed. According to the designing method, the relation between convection and diffusion and the main factors influencing harbor basin water exchanging can be obtained by calculating harbor basin Peclet number distribution, therefore, the mechanism for improving the encircled-type harbor basin water body exchanging capacity is disclosed, optimization design can be conducted on a scheme for arranging a water body exchanging channel, and accordingly, the harbor basin water body exchanging capacity is improved.

The invention discloses a wave-energy energy-collecting power generation device for ships. The wave-energy energy-collecting power generation device comprises two balanced drainage energy-collecting mechanisms, connecting components, protection components and a power generation system, wherein the two balanced drainage energy-collecting mechanisms are symmetrically arranged on the two sides of a ship body and are connected with the ship body through the connecting components; the protection components are mounted at the top end and on the bottom part of each of the balanced drainage energy-collecting mechanisms; and the power generation system is mounted in the balanced drainage energy-collecting mechanisms. According to the wave-energy energy-collecting power generation device for the ships disclosed by the invention, power is generated by adopting marine-renewable wave energy instead of fossil energy such as gasoline or diesel, so that the sailing cost of the ships is reduced, voyages of the ships can be increased, and pollution to a marine environment is reduced. By adopting the balanced drainage energy-collecting mechanisms, wave is converged and accelerated, so that water flowing kinetic energy can be effectively improved, and the power generation efficiency is promoted; and meanwhile, a water turbine is driven by bidirectionally utilizing wave energy so as to generate thepower, so that the adaptability of the power generation device on complicated and changeable marine conditions also can be improved.

The invention discloses a gas water heater. The gas water heater comprises a heat exchanger and a water mixing water path; the heat exchanger is connected with a water incoming pipe and a water outgoing pipe, so that a water path can be formed; the water mixing water path is connected with the heat exchanger in parallel and provided with a control valve for controlling the opening and closing of the water path; and the water incoming pipe is provided with a pump for adjusting water incoming flow speed. The invention further discloses a control method of the gas water heater. According to the gas water heater of the invention, when the required heat load of the gas water heater is smaller than the minimum set value of the heat load, inflow water of the heat exchanger of the gas water heateris shunted, or the flow speed of the heat exchanger of the gas water heater is increased; and the gas water heater is controlled to operate at temperature larger than the minimum set value of the heat load. With the control method adopted, the gas water heater can adjust the temperature of outflow water which has been subjected to combustion heat exchange through the increased water flow speed, and therefore, the gas water heater is suitable for a working condition having a low-heat-load requirement, and the use range of the gas water heater is widened.

The invention relates to an automatic adjusting system and method for the water inflow flow speed of condenser cooling pipes. The automatic adjusting system for the water inflow flow speed of the condenser cooling pipes comprises a condenser assembly, an adjusting assembly and a control device. The condenser assembly comprises a condenser shell, the multiple cooling pipes and a pipe plate. The condenser shell is provided with a water inlet chamber. The adjusting assembly comprises partition plates and a baffle capable of rotating by itself. The partition plates are arranged in the water inlet chamber and include the first partition plate and the second partition plate which are fixed to the outer side of the pipe plate in a spaced manner. The baffle is arranged between the first partition plate and the second partition plate and provided with a first matching part and a second matching part which are symmetrically arranged. The control device comprises a power mechanism. The output end of the power mechanism is fixedly connected with the baffle. The control device controls rotation of the baffle through the power mechanism. According to the automatic adjusting system and method for the water inflow flow speed of the condenser cooling pipes, the heat exchange efficiency of the condenser and equipment running safety can be improved.

The invention discloses oil-containing chemical waste water treatment equipment and a treatment method. The oil-containing chemical waste water treatment equipment comprises a power source, a reaction device, a shaft type negative pole, a spiral positive pole, an air floating device and a biochemical treatment device; the shaft type negative pole is vertically fixed to the center of a cylindrical reaction part through a negative pole fixing device, and the top end of the shaft type negative pole is connected with a negative pole of the power source through a wire; the periphery of the shaft type negative pole is sleeved with a rotatable positive pole fixing device, the spiral positive pole comprises multiple conducting blades, and the conducting blades are spirally distributed on the outer wall face of the positive pole fixing device; the air floating device is connected with a reaction water outlet; the biochemical treatment device is connected with an air floating water outlet. The collaborative coupling function of all processes can be achieved in the same reaction device, the processes complement and promote one another, defects when the processes respectively take effect are overcome, the treatment effect is improved remarkably, energy consumption is reduced, the structure of the reaction device is optimized, and the occupied area is reduced.

The invention discloses energy recycling equipment of aeration water flow. The energy recycling equipment comprises a barrel, wherein a vertical partition plate is arranged inside the barrel; the barrel is divided into a left part and a right part by the vertical partition plate; an aerating apparatus of an aerating system is arranged at the bottom of the right barrel; paddles capable of being impacted by aeration water flow are respectively arranged inside the left barrel and the right barrel of the barrel, and drive an output shaft to rotate and output energy; the vertical partition plate is arranged inside the barrel; the aerating apparatus is arranged at the lower part of the right barrel, so that the flow inside the two barrels is different in direction; the paddles are impacted by the water flow in different directions inside the two barrels, so that the energy recycling equipment can rotate along the same peripheral direction, and drives the output shaft to rotate. Thus, kinetic energy of the water flow generated by aeration is converted into reusable energy.

The invention relates to agricultural irrigation and water conservancy equipments, in particular to an integrally adjustable automatic water elevator unit used for agricultural water conservancy. The water elevator unit mainly comprises a hydraulic power engine and a water elevator unit coaxially driven by the hydraulic power engine or a driving device and is characterized in that a sprocket shaft of the hydraulic power engine is installed on a lifting leg; a chain band plate is coaxially sheathed with an adjustable looseleaf bucket-shaped hydraulic plate; the hydraulic power engine comprisesa U-shaped underhole and baffles at both sides, which form a pressure conical volume cavity with the band plate; the water elevator is of single chain type; a water elevating sprocket wheel is coaxial with a drive sprocket axle of the hydraulic power engine; a closed single chain running around the water elevating sprocket wheel and a water discharging sprocket wheel is equipped with a looseleaf plastic cap and a water barrel at an opening by hanging. The water elevator unit can make full use of hydraulic power and can be easily adjusted. The hydraulic power engine, the water elevator mechanism and water elevating equipments can realize integral variable combination, in particular, the hydraulic power engine can be used by permutation and combination, thus increasing efficacy.

The invention provides a shaftless pump and a using method thereof. The shaftless pump comprises an outer ring, a middle ring, an inner ring, a plurality of arc-shaped blades, a plurality of support rods and guide cones, wherein circular bayonets are symmetrically formed in the upper part and the lower part of the outer ring; a U-shaped motor driving coil is arranged on the inner side of the middle ring and serves as a stator; the outer side of the middle ring is hinged to the circular bayonets of the outer ring through two cylindrical hinged pieces, and the outer side of the inner ring is connected with the middle ring through a positioning bearing and serves as a rotor; one end of each support rod is connected with the inner side wall of the inner ring, and the other end of each supportrod is connected with the corresponding guide cone in a supporting mode; the guide cones are positioned in the center of the inner ring; and the arc blades are connected to the middle parts of the corresponding support rods and are uniformly distributed to form an impeller. According to the shaftless pump, an internal middle ring and inner ring linking body of a rotary pump realizes blade expanding while running through a pipeline and operating a water pump; the blade is packed up when the water pump is closed or subjected to fault, so that the flushing of running water on the blade is reduced, and the service life is prolonged.

The invention discloses a semi-open impeller supercharge structure comprising a back plate, vanes, balance holes and a shaft hole. Curved-surface vanes tilting backwards in the counter-rotation direction are evenly distributed on the outward end of the back plate. One forwardly-recessed surface of each vane is an operating surface, and the other outwardly-projecting surface of each vane is a back surface. An outlet angle beta 2 of each vane is 70 degrees to 90 degrees. An included angle alpha between inner edges of outlets of adjacent vanes on the outer periphery of an impeller is 45 degrees to 60 degrees. The top surface of each vane is a surface tapered at angle theta of 130 degrees to 160 degrees. The backward elevation of each vane is increased to beta 2, the traditional backwardly-bent vanes of a cooling pump impeller are modified into backwardly-tilting bent vanes, the vane shape is modified, lift of a cooling pump compared with the prior art is increased by 7-10% under rated flow, the capacity of outgoing cooling water passing through a waterway is improved, and cooling effect of a diesel engine is directly improved.

The invention relates to an efficiently loaded flocculation sewage treatment device which comprises an adjusting device, a reaction tank, an electromagnetic flocculation device, an extrusion device and a separation magnetic seed/pollutant device, wherein the reaction tank is arranged inside or outside the adjusting device; the reaction tank comprises a tank body; water flow regulation and controlbaffle pieces are arranged at intervals inside the tank body to form flow holes; a certain angle is formed between the water flow regulation and control baffle pieces and the tank body; the electromagnetic flocculation device comprises a second bucket body; a third water inlet is formed in the upper end of the second bucket body; an arc-shaped baffle plate is arranged inside the second bucket body; the arc-shaped baffle plate is arranged around the third water inlet; a waved partition plate is arranged on the inner side of the second bucket body and forms a joint hole with the arc-shaped baffle; a moveable baffle plate is fixedly connected with the upper end of the waved partition plate rotationally; an oscillation circuit and an electromagnetic sensing coil are arranged on the outer sideof the second bucket body. The efficiently loaded flocculation sewage treatment device provided by the invention is high in reaction efficiency, long in service life, easy to maintain and high in popularization and application value.

The invention discloses a suspended electrode electrochemical oxidation water treatment device which comprises a water tank, a circulating pump, a fan and an air pump, a fixing plate is fixedly arranged in the middle of the top of the water tank, the front end and the rear end of the fixing plate are connected with cover plates, fixing blocks are fixedly distributed at the bottom of the outer side of the water tank, and supporting legs are fixedly arranged at the bottoms of the fixing blocks. A water discharging hopper is fixedly arranged at the bottom of the water tank, a water discharging opening is fixedly formed in the bottom of the water discharging hopper, the side portion of the water discharging opening is connected with an electromagnetic valve, a suspension electrode control device is fixedly arranged in the middle of the top of the fixing plate, and the draught fans are fixedly arranged at the two ends of the suspension electrode control device. The solar panel is arranged at the top of the suspension electrode control device, the circulating pump is arranged at the lower end of the rear portion of the water tank, and the air pump is arranged at the front end of the top of the fixing plate. The suspended electrode electrochemical oxidation water treatment device can oxidize and decompose organic matters in sewage, so that the treatment efficiency is greatly improved.

The invention discloses an efficient and energy-saving solar water heater, and relates to the technical field of efficient and energy-saving industries. The efficient and energy-saving solar water heater comprises a solar mechanism used for utilizing solar energy, a flushing and cleaning mechanism used for flushing and cleaning, an elastic cleaning mechanism used for cleaning by utilizing elasticity and a thermal expansion and cold contraction mechanism used for utilizing thermal expansion and cold contraction, a water outlet bin is arranged in the solar mechanism, and the inner wall of the water outlet bin is fixedly connected with the thermal expansion and cold contraction mechanism. According to the efficient and energy-saving solar water heater, when the temperature of a mercury bin rises in the daytime, mercury in the mercury bin can be thermally expanded, so that water in the water outlet bin is squeezed, the water in the water outlet bin is squeezed, water flow circulation among the water outlet bin, a heating pipe and a communicating pipe is increased, and moss adsorption is reduced; and cleaning claws are rubber arc claws and can elastically scrape moss after being attached to the inner wall of the heating pipe.

The invention relates to the technical field of hydroelectric generation and discloses hydroelectric generation equipment capable of improving potential energy based on the water flow. The apparatus includes a tank body, wherein a water storage plate is fixedly connected with the interior of the tank body, a rotating rod is movably connected with a surface of the water storage plate, a push rod ismovably connected into the rotating rod, springs are movably connected with two sides of the push rod, a gear is movably connected with the end, away from the rotating rod, of the push rod, a movingplate is movably connected with a surface of the gear, and a power generation wheel is movably connected with a surface of the moving plate through a connecting rod. The released water impacts a pressure film on the surface of the water storage plate, the pressure film is extruded to sink inwards and pushes the rotating rod directly connected with the pressure film, the rotating rod is extruded topush a push rod, the push rod is engaged with the gear and drives the gear to rotate, when the water flow does not enter the drainage box, the power generation wheel rotates to generate the suction force, so effects of sucking the water flow to move and increasing the kinetic energy of the water flow are achieved, and the kinetic energy in the water is fully utilized.