3403 results about "Water delivery" patented technology

A misting fan includes a fan assembly and a misting assembly. The fan assembly includes a fan housing and a fan blade assembly. The fan housing includes an air inlet guard and an air outlet guard. The air outlet guard includes a mist outlet portion and air outlet vanes, the mist outlet portion includes a mist outlet hole and air outlet holes. The misting assembly includes an atomizing member and a water tank. The water tank includes a main tank body, at least one water delivery pipeline, and an atomizing portion. Liquid in the main tank body is provided to the atomizing member through the at least one water delivery pipeline and the atomizing portion, thereby enabling the atomizing member to spray mist spray formed by atomizing the liquid from the mist outlet hole, and outlet airflow is arranged around the mist spray.

A water injection regulation system for water injection well has a float limiting device (A) provided at a wellhead configured to release and capture a float; a ground water delivery device (B) having an outlet in communication with the float limiting device (A), and is configured to inject water into well through the float limiting device (A); and a plurality of downhole water distribution devices, each arranged in a target layer and outside a sidewall of a water-injection string, and configured to monitor production data of the target layer. The float is configured to receive a water distribution instruction to regulate water distribution of each downhole water distribution device, enter the water-injection string (11) with water flow, and float upwards to the wellhead after completing data collection. Each downhole water distribution device is configured to exchange the production data with the water distribution instruction carried by the float.

The invention relates to the technical field of water treatment equipment, and particularly discloses intelligent dynamic water-saving two-stage reverse osmosis water treatment equipment which comprises a treatment pipe, the two ends of the treatment pipe are fixedly connected between two sections of water conveying pipes in a sealed mode through bolts, and the outer surface of the treatment pipe is fixedly sleeved with a baffle ring. According to the intelligent dynamic water-saving two-stage reverse osmosis water treatment equipment, along with continuous upward movement of a driving rod, a sealing disc is driven to move upwards along a sliding rod, so that the water pressure of a cavity above the sealing disc is increased, a reverse extrusion force is generated on a filter plate, and impurities blocked at the filter plate generate a reverse extrusion force; after the filtering disc is dredged, the pressure disc and the sealing disc are reset under the action of elastic force to enable the filtering disc to work again, so that the filtering disc is automatically dredged after the filtering disc is blocked in the water treatment process, and the working time of equipment is greatly prolonged; the problem of insufficient water treatment efficiency caused by frequent cleaning of equipment is avoided.

The invention provides a seawater cooling control system and method which are applied to the technical field of ocean engineering, and the seawater cooling control system comprises a cooling water well, a first temperature sensor, a water level gauge, a water suction pump, a water delivery pump, a monitoring buoy, a second temperature sensor, a flow meter and a controller. The first temperature sensor and the second temperature sensor monitor the temperature in the well and the coral reef area and the water flow speed of the flow velocity metering area respectively, the water level gauge ensures that the water volume in the well is stable, and data are analyzed in real time through the controller to generate a control instruction. The difference value between the environment temperature and the whitening threshold value, the cooling water temperature in the well and the coral reef flow speed serve as input variables, the flow requirement of the water delivery pump is dynamically calculated through a preset rule base, and self-adaptive adjustment is achieved. Through cooperative feedback of the double temperature sensors, it is ensured that the water delivery temperature is strictly controlled within a coral tolerance threshold value, and heat stress whitening is avoided. Layered water taking is combined with a fuzzy control algorithm, energy consumption is reduced compared with a traditional deepwater extraction scheme, and negative effects of shading measures on zooxanthellae are avoided.

The present invention discloses a multi-modal system for real-time plant hydration monitoring and irrigation management. The system comprises at least one acoustic sensor configured to emit controlled sound waves through plant tissues and detect corresponding vibrations and resonance frequencies using sensitive microphones or piezoelectric sensors to assess plant hydration. The system includes at least one bioelectrical sensor for monitoring bioelectrical signals. At least one nanotechnology-based sensor is configured to detect molecular changes in water content within plant cells through embedded or externally applied nanosensors. An aerial imaging device mounted on an unmanned aerial vehicle captures data related to canopy temperature, leaf color, and hydration indicators using infrared, multi-spectral, and thermal cameras. A central processing unit receives and analyzes data using predictive models, integrates the data via data fusion algorithm to generate a plant hydration profile, and controls water delivery through an irrigation management unit based on the hydration profile.

The invention provides an intelligent irrigation district management method and system based on the Internet of Things, and the method comprises the steps: obtaining the real-time irrigation water amount and water pump energy consumption data of each water conveyance channel in a target irrigation district; according to the real-time irrigation water amount and the water pump energy consumption data, generating a dynamic water resource supply and demand relation graph; determining a target water delivery channel corresponding to the water resource transaction request of the water consumption terminal of each irrigation area from a target irrigation area, and if any target water delivery channel has a condition that a water pump is overloaded or a deposition diffusion coefficient value is greater than a preset diffusion coefficient threshold value, determining the water resource transaction request of the water consumption terminal of each irrigation area based on a dynamic water price adjustment rule and a dynamic water resource supply and demand relationship graph, generating a water resource transaction price of the target water conveyance channel; and according to the water resource transaction prices of all the target water conveyance channels and the node states in the dynamic water resource supply and demand relationship graph, generating target water conveyance optimization parameters of each target water conveyance channel. The water resource allocation efficiency of the irrigation area and the operation stability of the water conveying system are improved.

The utility model relates to the technical field of food processing, in particular to a food soaking device for food processing, which comprises a soaking tank, a bottom plate arranged below the soaking tank, a water storage tank and a fixed side plate arranged on the bottom plate, a feed pipe and a discharge pipe arranged on the soaking tank, a water pump arranged on the water storage tank, and a water delivery pipe connected to the water pump. The soaking tank is provided with a heating plate and a motor, the motor is provided with a main shaft, the main shaft is provided with a stirring blade, the stirring blade is provided with a germicidal lamp, and the calandria is provided with a valve and a filter screen shell. Small-particle residues in granular bean raw materials are effectively filtered, discharging is carried out in the later period, the purity of finished products manufactured in the later period is improved, the situation that bacteria breed during long-time soaking is avoided, and then the quality of the finished products manufactured in the later period can be guaranteed.

The invention provides an irrigation district reservoir and canal system water resource joint optimization scheduling method and device based on partition decoupling, and the method comprises the steps: obtaining the topological information of a target irrigation district reservoir and canal system, carrying out the irrigation division, and determining the water supply and demand of a future time period; based on the topological information, aggregating and generalizing each reservoir and channel in the irrigation area reservoir and channel system into a plurality of aggregated reservoirs and aggregated channel systems according to a coupling relationship, and dividing the target irrigation area reservoir and channel system into a plurality of subareas; channel water distribution flow feasible regions of different types of aggregation channel systems are deduced step by step from bottom to top from the last-stage channel; a double-layer water resource joint optimization scheduling model is established, the upper layer takes the maximum sum of the ratio of the water supply amount to the water demand amount of each subarea as the optimization target, and the lower layer takes the shortest water delivery time and the minimum water delivery loss of each subarea as the optimization target; the model is solved, the optimal water supply amount of each partition and the flow of the reservoir and the channel of each partition are obtained, and a scheduling optimization scheme is obtained. The method can maximize the water-saving benefit of the irrigated area.

The invention relates to the technical field of heat exchangers, and particularly discloses an efficient heat transfer device of a heat exchanger for a geothermal source heat pump, which comprises a heat exchanger shell, a water tank and a buried pipe, end covers are installed at the two ends of the heat exchanger shell, and heat exchange pipes are arranged in the heat exchanger shell. A cold source water inlet pipe and a cold source water outlet pipe are arranged on the outer wall of the heat exchanger shell; the water tank is arranged outside the heat exchanger shell; the buried pipe is buried in soil; a heat source water inlet pipe communicated with the buried pipe is arranged on the end cover at one end of the heat exchanger shell, and a heat source water outlet pipe communicated with the water tank is arranged on the outer wall of the end cover at the other end; a water conveying mechanism is further arranged outside the heat exchanger shell. A descaling mechanism is arranged in the heat exchanger shell; in the long-time working process of the heat exchange pipe, the outer wall of the heat exchange pipe is cleaned through the descaling mechanism, water scales on the outer wall of the heat exchange pipe are scraped off, and the heat exchange efficiency is improved.

The invention provides a hydraulic ram pump system, comprising: a hydraulic ram pump body comprising a main body pipeline, a water escape valve, a water delivery valve and a pressure tank, the main body pipeline comprises a main body pipe and a third branch pipe which are communicated, the main body pipe is provided with a water inlet, a first interface and a second interface, the third branch pipe is provided with a third interface, the water escape valve is arranged at the first interface, and the pressure tank and the water delivery valve are arranged at the second interface; the piston assembly is hermetically mounted on the third branch pipe in a reciprocating motion manner from the third interface; the piston assembly, the transmission conversion device, the rotation transmission device and a rotor of the power generation device are sequentially in transmission connection, and the transmission conversion device is arranged to convert reciprocating linear movement of the piston assembly into one-way rotation of the rotation transmission device. The rotation transmission device is arranged to drive the rotor of the power generation device to rotate unidirectionally. According to the water hammer pump system, when the water hammer pump body continuously operates, the piston assembly can periodically do reciprocating linear movement, and power generation of the power generation device can be achieved.

The invention belongs to the technical field of cooling towers, and particularly relates to a circulating spraying system and a cooling tower comprising the same, the circulating spraying system comprises a water pipe, a water tank arranged below the water pipe; the pressure control assembly is arranged in the water tank and comprises a sealing block, a connecting ring is arranged on the outer surface of the sealing block, and a connecting hole is formed in the lower surface of the connecting ring. During use, the water pump is started to feed water in the water tank into the atomizing nozzles through the water conveying pipe and the flow dividing pipe. Water flow firstly makes contact with the flow guide strips, impacts the flow guide pieces after drainage and drives the connecting plate and the transmission rod to rotate. The transmission rod penetrates through the first linear bearing and is matched with the second linear bearing to drive the cleaning support to rotate, the first spring buffers, the second spring pushes the cleaning support to enable the cleaning brush to be attached to the inner wall of the nozzle, and the inner wall is cleaned rotationally. After passing through the kinetic energy conversion assembly, the water flow is atomized and sprayed out through the spray orifice plate. The flexible nanofiber brush can remove dirt to avoid blockage, the inner wall is not damaged, and uniform atomization is guaranteed.

The utility model belongs to the field of irrigation, particularly relates to photovoltaic agricultural irrigation equipment, and provides the following scheme aiming at the problems that the existing irrigation equipment is usually single in effect, most of the existing irrigation equipment can only spray and irrigate appointed positions, and the spraying angle is difficult to adjust: the photovoltaic agricultural irrigation equipment comprises a main frame, the main frame comprises a chassis and a hollow column fixedly arranged at the top of the chassis, the top end of the hollow column rotationally communicates with an outer pipe, the top end of the outer pipe fixedly communicates with a communicating cylinder, and one side of the hollow column fixedly communicates with an input pipe; the photovoltaic module is used for collecting energy and rotating the outer pipe, the water conveying pipe is communicated with the input pipe, and then electricity is generated through the photovoltaic module and stored so that a power source can be provided for a follow-up water suction pump and a servo motor; the effect of farmland irrigation is achieved through cooperation of the water suction pump and the servo motor and the irrigation assembly, and the angle of each spray head can be independently adjusted, so that the irrigation range is controlled.

The utility model discloses a water delivery PCCP (prestressed concrete cylinder pipe) fixing device, which belongs to the technical field of PCCP fixing, and comprises an annular steel belt, a locking component, a through hole and a steel wire rope, when the steel wire rope is used for grouting, mortar can be gathered downwards along the steel wire rope by repeatedly pulling the steel wire rope at the two ends of the steel wire rope, and the steel wire rope can be used for fixing the PCCP. Through the arrangement of the through holes, the vibrating effect can be achieved, mortar filling is more uniform, in the repeated drawing process of the steel wire rope, air in the filling gaps can be discharged outwards from the gaps between the through holes and the steel wire rope, mortar filling is more convenient, drawing can be more convenient through the arrangement of the drawing handle, and the practicability is high. And by arranging the sliding wheels, the steel wire rope can be pulled more smoothly when being pulled repeatedly, so that the pulling resistance is reduced, and the operation is more convenient.

The utility model provides a pressure regulating device and a long-distance gravity water delivery system. The device comprises a pressure regulating pipe, an electric regulating valve, an adapter pipe and a monitor, wherein the pressure regulating pipe is used for being communicated with a main water delivery pipe; the adapter pipe comprises a first pipe section and a second pipe section vertically communicated with the first pipe section; the first pipe section is provided with a first pipe opening, and the electric adjusting valve is arranged between the first pipe opening and the pressure adjusting pipe and is in communication connection with the monitor. The second pipe section is provided with a second pipe opening, and the second pipe opening is bent towards the ground and used for being communicated with the atmosphere. A liquid level meter is arranged in the adapter tube and is in communication connection with the monitor; the monitor is used for receiving an alarm signal of the liquid level meter and transmitting the alarm signal to the water delivery control platform, and the water delivery control platform remotely regulates and controls the valve opening degree of the electric regulating valve through the monitor so as to relieve the alarm and achieve pressure regulation of the main water delivery pipe. According to the utility model, accurate voltage regulation is realized, a voltage regulation system can be simplified, and the cost is reduced.

The invention relates to the technical field of environmental protection engineering construction, in particular to a building construction dust falling device and a dust falling method. The dust falling device comprises a water conveying pipeline with a water conveying cavity and a flow discharging cavity, a spray head communicated with the water conveying cavity, a flow gathering cover arranged on the periphery of the spray head and fan blades arranged in the flow gathering cover. Wherein the water delivery cavity is communicated with the drainage cavity, and a water blocking valve is arranged at the communication position; one side of the fan blade is connected with a driven part located at the communicating position between the water conveying cavity and the drainage cavity. The flow gathering cover has a gathering state and an expansion state used for limiting the water blocking valve. According to the building construction dust falling device and the dust falling method, the water pressure in the water conveying cavity is increased by improving the power of the water pump, and the water pressure is used for driving the flow gathering cover to gather and driving the fan blades to rotate, so that water mist is blown to a construction site. In the process, only the power of the water pump needs to be improved, and therefore the fan blades do not need to be driven in an electric power mode.

The invention relates to the technical field of water closing tests of large-span radial gates, and provides a water closing test method of a large-span radial gate, which comprises the following steps: constructing a water closing test space, closing a gate of a target gate hole, and setting an upstream temporary closing area; arranging a water injection system, and arranging a water injection pump, a water conveying pipeline, a valve and a flow meter; checking the sealing and connecting state of each facility before the test; performing graded water injection, sequentially loading a low water head, a middle water head and a designed water head, and observing the leakage condition step by step; after water injection is stopped and the water level is maintained at the designed water head stage, water stop area leakage observation and gate structure displacement measurement are carried out; and after the test is finished, draining water and sorting data for performance evaluation. According to the invention, the sealing performance and the installation quality of the large-span radial gate can be effectively verified, and if the leakage amount is within a design allowable range, the gate is good in sealing and stable in structure; on the contrary, reasons need to be searched for and processed. The method is suitable for the standardized closed water test before field operation.

The invention relates to the field of ship locks, in particular to a method for analyzing the opening and closing rate of a water delivery valve, which comprises the following steps of: observing the elevation change of a typical measuring point at the initial opening stage of the valve, selecting the typical opening degree of the valve, monitoring the time-average pressure at the top and the bottom of a gallery after selection, and observing the distribution rule and amplitude difference of the time-average pressure and pulsating pressure; the water pressure is analyzed in combination with the working water head, then the change rule of the flowing water acting force and the opening degree is obtained by analyzing the door opening speed, the change rule is compared with the flowing water acting force, the influence of the door closing speed on the flowing water effect during door closing is analyzed, and therefore the good opening and closing time is obtained. According to the embodiment of the invention, the valve opening time of tv = 60s and the valve closing time of tu = 30s are recommended through comparison and analysis of a plurality of groups of tests and are both 2-3min lower than the current standard, so that the operation efficiency of the ship lock can be improved on the premise of meeting safety.

The invention relates to the field of hydraulic engineering, in particular to a smart reservoir management method based on big data, which comprises the following steps: S1, monitoring the water quality of a reservoir; s2, reservoir water quality analysis; s3, predicting the water level of the reservoir; s4, water scheduling analysis; s5, dam safety monitoring; s6, equipment state monitoring; according to the method, the pollution time periods of all the detection points of the reservoir are screened by analyzing the water quality parameters of the water samples at all the time points and all the detection points of the reservoir, the water delivery amount of all the areas and all the time periods is analyzed by obtaining the water consumption amount of all the areas and all the time periods, and then water delivery is conducted on all the areas in all the time periods; according to the maximum water level prediction value of each future time point of the reservoir, the safety evaluation coefficient of the reservoir dam and the state evaluation coefficient of the reservoir equipment, the safety comprehensive evaluation index of the reservoir is obtained through analysis and fed back, the safety condition of the reservoir can be comprehensively evaluated, and potential risks and problems can be found in time.

The invention belongs to the technical field of pump testing, and provides a gas-liquid two-phase flow pump closed test device and method, the device mainly comprises a water tank, a water delivery pipeline, a gas-water uniform mixer, a water return pipeline, an oil tank, an oil delivery pipeline, an oil-gas uniform mixer, an oil return pipeline and a gas delivery pipeline; the water tank serves as a water source storage unit, an inlet of the water tank is connected with the water conveying pipeline, and water is led out and conveyed to the testing platform. And the outlet of the water return pipeline is connected with the water tank. And the gas-water uniform mixer is mounted on the water conveying pipeline. The design of two test loops is adopted, the two test loops are used for testing the gas-water mixing working condition and the oil-gas mixing working condition respectively, the performance test of the gas-liquid two-phase flow pump corresponding to the two working conditions in actual production is simulated, the deviation caused by performance conversion only after the clean water test is adopted is avoided, and the pump performance test precision is improved.

This application relates to the technical field of pipelines and discloses a water filtration pipeline, comprising a pipeline body, the pipeline body including a water delivery unit and a filter unit, the filter unit being connected and communicating between the two water delivery units; the filter unit including two main pipes and two branch pipes, the two main pipes being connected to the two water delivery units, the two branch pipes being located between the two main pipes, and the two ends of each branch pipe being connected to the two main pipes, the connection point between the branch pipes and the main pipes being a communication port; each main pipe has a movable blocking seat, and the filter unit has an adjustment device for driving the blocking seat to move; the branch pipes are used to place filter material, and each branch pipe has a material exchange port connected to the branch pipe for replacing the filter material. The branch pipes are detachably mounted with an opening and closing seat at the material exchange port for opening and closing the opening. This application can reduce the impact of replacing filter material on production efficiency.

The invention relates to the technical field of sewage information acquisition, in particular to a sewage information acquisition device which comprises a floating plate, a water suction pipe penetrates through the bottom of the floating plate, the bottom of the water suction pipe is communicated with a filter disc, the top end of the water suction pipe is communicated with a first box body, and one side of the first box body is communicated with a second box body. One side of the second box body is communicated with a collecting bottle through a water supply pipe, a filtering mechanism is arranged on the outer wall of the water suction pipe, and a cleaning mechanism used for cleaning impurities is arranged at the bottom of the water suction pipe. Sewage and small solid particles can enter the first box body by controlling the motor to operate at the maximum rotating speed, and it is ensured that detection is accurate and reliable; the motor operates at the minimum rotating speed, only sewage can be collected, pipeline blockage is avoided, fluid impacts a fan blade B to drive a scraper to clean a filter disc, continuous and efficient sewage collection is guaranteed, the rotating shaft rotates to drive an inner cylinder, solid and liquid are separated through centrifugal force, and the sampling precision and reliability are improved.

The invention belongs to the field of hydraulic engineering, and discloses a physical information network-based intelligent optimization method and system for a three-dimensional structure design of a long-distance water delivery tunnel lining, and the method comprises the steps: S1, building a three-dimensional geometric model of the long-distance water delivery tunnel lining; s2, establishing a structural mechanical analysis physical model considering surrounding rock stress and a construction excavation process; s3, establishing a multi-parameter physical information network model and performing training; and S4, the lining bearing capacity, the maximum deformation and the crack width serve as constraint boundaries, the engineering cost serves as an optimization target, a set of lining structure design parameters is obtained through optimization, and the lining structure design parameters comprise tunnel shape parameters, lining thickness and construction supporting parameters. The method is simple and practical, the lining bearing capacity, the maximum deformation and the crack width can be efficiently and accurately analyzed and calculated according to existing data, inversion optimization of lining structure design parameters is achieved, and the optimal design parameter set is obtained.

The invention belongs to the technical field of intelligent irrigation, and particularly relates to a dry land terrace intelligent irrigation control system based on multi-modal data, which comprises a data acquisition module, a data analysis and processing module, a water source and water delivery module, an irrigation execution module and a user interface and monitoring module. According to the invention, sudden water deficit (such as late spring coldness) is dealt with through path re-planning by the mobile irrigation unit, the emergency response speed is increased by 70%, and the drought loss rate is reduced by 54% by a synchronous digital twinning alarm strategy. The core breakthrough is that a closed-loop dynamic optimization mechanism of multi-source data acquisition-edge cloud collaboration-execution feedback is formed, and the problem of resource mismatching caused by data splitting of a traditional system is thoroughly solved, so that the emergency capability is improved; through collaborative optimization of an edge calculation layer (for example, more than 50% humidity data is removed in real time in continuous 3 hours) and a cloud decision layer (three-dimensional control matrix output), a valve is dynamically adjusted in combination with gravitational potential energy, so that the irrigation misjudgment rate is reduced.

The utility model discloses a semi-automatic disinfection and aromatherapy watering and maintenance vehicle for indoor flowers and green plants, relates to the technical field of flower and green plant maintenance, and solves the technical problem that the existing technology cannot perform multifunctional maintenance on flowers. The utility model comprises a main vehicle body, a walking structure is installed at the lower end of the main vehicle body, a maintenance structure is installed in the main vehicle body, a water storage bin is installed in the main vehicle body, and a sundries storage structure is installed in the main vehicle body. The maintenance vehicle of the utility model can perform watering and maintenance semi-automatically, reduces the workload of manual operation, and is convenient and practical; the maintenance structure comprises an automatic hose reel and a high-pressure steam engine, which can realize not only watering, but also spraying high-pressure steam for cleaning and disinfection, providing all-round maintenance for flowers; the walking structure comprises five universal wheels, which can be flexibly moved, and is convenient for maintenance operations in various places indoors; the water supply structure comprises a water storage bin and a water pump machine, which can effectively save water resources and ensure that flowers get an appropriate amount of water.

The utility model relates to a granulator for biological fertilizer production. The granulator comprises a base and a water spraying assembly, when materials are added into the barrel through the feeding port and then the barrel rotates for granulation and water spraying, a water conveying hose is connected with a vertical pipe, then a rotating motor drives a lead screw to rotate, a moving block moves along a sliding rod, the moving block drives an L-shaped block to move, the L-shaped block drives a water conveying pipe to move inwards, and a spraying head moves into the barrel through the feeding port; when the spray head moves to a position where water needs to be sprayed, water in the water conveying hose is sprayed to materials from the spray head through the water conveying pipe to adjust the humidity of the materials, after spraying is completed, the rotating motor rotates reversely, the lead screw rotates, the moving block drives the L-shaped block to move outwards along the sliding rod, the water conveying pipe and the spray head move outwards, and the spray head moves out of the cylinder to wait for being used when water is sprayed next time. In this way, manual operation can be replaced, the labor intensity of operators is reduced, and the working efficiency is improved accordingly.

The invention relates to the field of ship locks, in particular to a construction method of a water delivery valve model, which comprises the following steps of: selecting a valve with the most unfavorable working condition as a research object, constructing the model through a similarity principle, providing support for a flat plate type valve through a first guide wheel and a second guide wheel, and being capable of bearing pressure in two directions; non-constant flowing water characteristics and cavitation characteristics during valve operation are detected, valve model resistance is corrected by introducing hydraulic parameters of a ship lock water delivery system overall model, the model can be locally optimized based on a corrected model resistance coefficient, and the resistance coefficient is reduced.

The present invention provides a high-salt wastewater membrane softening and hardness reduction device, which relates to the technical field of wastewater treatment, comprising a water delivery platform, wherein a water inlet pipe is fixed to the top of the outermost end of the water delivery platform, and four groups of evaporation boxes are equidistantly fixed to the other end of the water delivery platform, and an evaporation plate is rotatably installed inside the evaporation box through a bearing, the water delivery platform is connected with the evaporation box at the top of the evaporation plate through a pipeline, and the evaporation box is provided with a push-out assembly at the position of the evaporation plate at the bottom of the evaporation plate, and the push-out assembly comprises an upper scraper and a lower scraper, and the upper scraper and the lower scraper are both embedded in the inner wall of the evaporation box on the side close to the water delivery platform. Compared with the prior art, multiple groups of evaporation boxes and vertical pipes are connected to the tubular membrane assembly to separate the wastewater for evaporation and crystallization, thereby improving the efficiency, and the generated water vapor is filtered by the tubular membrane assembly, and the bottom of the evaporation box and the inside of the vertical pipe can be cleaned in time by the push-out assembly and the cleaning assembly to discharge the precipitate, thereby avoiding affecting the wastewater treatment efficiency.

The invention relates to a mooring belt high-altitude cleaning unmanned aerial vehicle, and relates to the technical field of unmanned aerial vehicles, the mooring belt high-altitude cleaning unmanned aerial vehicle comprises an unmanned aerial vehicle body, a power distribution cabinet placed on the ground and used for supplying power to the unmanned aerial vehicle body, water spraying equipment installed on the unmanned aerial vehicle body, and supercharging equipment placed on the ground and used for supplying water to the water spraying equipment; the unmanned aerial vehicle body is connected with the power distribution cabinet through a wire, and the water spraying equipment is connected with the supercharging equipment through a water conveying pipe; a water pipe pay-off assembly is arranged on the supercharging equipment, an electric wire pay-off assembly is arranged on one side of the water pipe pay-off assembly, the electric wire pay-off assembly is electrically connected with the power distribution cabinet, and a combined connecting piece for combining a wire and a water conveying pipe together is arranged between the water pipe pay-off assembly and the electric wire pay-off assembly. The unmanned aerial vehicle has the effects of prolonging the working time of the unmanned aerial vehicle and improving the production efficiency.

The invention provides an air tank for relieving the positive pressure of a pipeline and an application method thereof, a first connecting pipe and a second connecting pipe are arranged between the bottom of the air tank for relieving the positive pressure of the pipeline and a pressure pipeline in a communicating mode, and a one-way damping device is installed in the first connecting pipe. The invention discloses an air tank for relieving pipeline positive pressure and an application method thereof, a double-connecting-pipe air tank with different bottom connection forms is designed, through combination with a one-way damping device, the impedance loss of the bottom of the air tank and the on-way loss of connecting pipes are changed, and the difficulty of water flowing into and out of the air tank is controlled; the water level of the air tank is adjusted, and the situation that the positive pressure in the pipeline exceeds the standard is effectively relieved. According to the method, under the condition that the size of the air tank is not changed, the phenomena that the pressure in the pipeline exceeds the standard and the water level of the air tank exceeds the range are avoided by adjusting the sizes of the connecting pipe and the valve, certain economic benefits are achieved, and support is provided for safe and stable operation and optimization of a pump station water conveying system.

The invention discloses a long-distance water-salt dynamic regulation and control method and device, a medium and a product, and relates to the technical field of ecological management, and the method comprises the steps: periodically obtaining monitoring data through a real-time monitoring network; determining the opening degree of a flow valve based on a partial pressure technology according to the water pressure and flow data of each node of the water delivery pipe network, and dynamically adjusting the water pressure and flow of each shunt branch in the water delivery pipe network according to the opening degree of the flow valve; according to the water content of the artificial soil layer, a water supplementing strategy is determined based on a vegetation water demand model; according to the salinity value of the artificial soil layer, on the basis of a salinity accumulation risk model, salt control closed-loop control based on a high salinity water active suction band-off mechanism is carried out; according to the invention, dynamic, accurate and closed-loop management of moisture and salinity can be realized.