3754 results about "Potable water" patented technology

Described are compositions for use as and methods for generating water harvesting material. The disclosed compositions can include a thermoresponsive gel network, a hygroscopic material, a copolymer, a photothermal agent, a crosslinking agent, or any combination thereof to generate or for use as an atmospheric water harvesting material. The disclosed compositions and methods advantageously allow for the efficient sorption and desorption of atmospheric moisture in low relative humidity environments. The atmospheric water harvesting material can be useful for generating potable water in environments for example, where access to clean water is limited.

The invention discloses a waterworks double-coagulant accurate prediction method based on automatic machine learning, and the method comprises the steps: firstly obtaining the water quality data of a waterworks, the agent dosage data of two coagulants, and other basic data, and carrying out the preprocessing of the data; an automatic machine learning method is adopted, and a tap water double-coagulant dosage prediction model under the production condition is built; the model is optimized according to an actual effluent target value, and accurate prediction of the dosage of the two coagulants is realized by using the optimal model. According to the invention, accurate calculation and intelligent regulation and control of the dosage of the coagulant in the waterworks are realized, and the predictive capability of the double coagulant is particularly emphasized, so that the innovation point ensures that the effluent quality reaches the drinking water standard, meanwhile, the dependence on manpower is remarkably reduced, the operation cost and the medicament cost of the waterworks are saved, and the economic benefit is increased. And double improvement of economic benefits and environmental benefits is realized.

The invention discloses a drinking water disinfection by-product generation prediction method based on a reaction kinetic model, and belongs to the technical field of drinking water treatment and drinking water quality prediction, and the method is realized based on the following steps: 1) constructing a disinfection by-product generation kinetic model of a model compound and determining the reaction rate of each step; 2) constructing and optimizing a disinfection by-product generation kinetic model of the natural organic matter on the basis of the obtained reaction rate to obtain a disinfection by-product generation kinetic model of an actual water body; 3) establishing a prediction method for the concentration of each component in the model; and 4) inputting the measured concentration of each component in the actual water body into the constructed model, and calculating and predicting a disinfection by-product generation kinetic result of the actual water body through the model. The method fully considers the generation kinetics of the disinfection by-products of the actual water body under different space (time) distribution, can quickly predict the generation of various disinfection by-products which are managed and controlled and are not managed and controlled but have high toxicity, provides early warning for the effluent quality of drinking water treatment, and ensures the safety of drinking water.

The invention relates to the technical field of intelligent control, and particularly discloses a boiling point self-adaptive heating control method and device for a water dispenser and the water dispenser. The method comprises the steps that the boiling point temperature of drinking water is determined according to the environment air pressure value; controlling the heating device to heat the drinking water in a high-power mode until the temperature of the drinking water reaches a preset first temperature threshold value; after the temperature of the drinking water reaches the first temperature threshold value, the heating device is controlled to continuously heat the drinking water in a low-power mode until the temperature of the drinking water reaches the boiling point temperature; according to the method, firstly, the environment air pressure value is obtained, the boiling point temperature of drinking water is adaptively determined according to the environment air pressure value, the defect that the boiling point temperature of a traditional water dispenser is fixed is overcome, the accuracy of the boiling point temperature in different air pressure environments is guaranteed, meanwhile, a two-section type heating control mode is adopted, and the heating efficiency can be guaranteed while the heating efficiency is guaranteed. The energy consumption is reduced, and the scale generated by violent boiling is reduced.

The invention provides an intelligent drinking water distribution path optimization method based on a mobile terminal, and the method comprises the steps: calculating an order regularity coefficient and a recovery rate, classifying users into four types, and determining the order basic priority according to the four types; and calculating a time urgency degree weight in combination with the expected order delivery time so as to determine a comprehensive priority value of the order. According to the method, real-time road conditions and deliveryman position information of a delivery area are collected, an order density thermodynamic diagram is generated, distribution area grids are adaptively divided based on the thermodynamic diagram, and a high-density area is covered with a smaller grid size. And a multi-objective optimization model is established by combining the vehicle-mounted capacity state of the deliveryman, and optimization objectives comprise weighted delivery time minimization, vehicle-mounted capacity utilization rate maximization, container recovery efficiency maximization and workload balancing. And solving the optimization model by using an ant colony algorithm, adjusting a distribution path in real time, and dynamically updating path planning according to vehicle-mounted capacity change data so as to realize efficient and flexible intelligent distribution management.

The present disclosure provides a straw and a straw bottle containing a combined straw. The straw includes a rigid tube, a hose sleeved to a bottom of the rigid tube, and an elastic installing base sleeved on an outside of the rigid tube. The elastic installing base is detachably sleeved in a drinking water outlet of a cover body. When a top cover is buckled with the cover body, the top cover presses the rigid tube, so that the hose is in a compression and bending state, and the straw is placed in the drinking water outlet. Thus, a user may disassemble and assemble the straw, which is convenient for the cleaning of the straw.

The invention discloses a drinking water source environment risk assessment method and system, and relates to the field of risk assessment, and the method comprises the steps: S1, obtaining a comprehensive feature value of a to-be-assessed drinking water source; s2, generating a pollutant migration capability value of the drinking water source land to be evaluated; s3, obtaining an environment risk assessment range of the drinking water source land to be assessed; s4, generating a potential pollution risk value of the drinking water source land to be evaluated; according to the method, the basic and meteorological information is integrated, the water source features are represented, the remote sensing monitoring period is optimized, and the monitoring efficiency is improved. The method scientifically assesses risks and reasonably allocates monitoring resources. Meanwhile, by analyzing pollution source activity data and pollutant migration ability, potential risks are effectively obtained, risk management is enhanced, and targeted measures are formulated.

The invention provides a mineralization composition as well as a preparation method and application thereof. The mineralization composition comprises modified celestite, modified strontium-containing dolomite, modified medical stone, modified zeolite, modified tourmaline, modified wollastonite and modified serpentine. The strontium ion dissolution amount of the modified celestite is 50 to 55 mg / L; the strontium ion dissolution amount of the modified strontium-containing dolomite is 15 to 20 mg / L; the metasilicate ion dissolution amount of the modified medical stone is 30 to 35 mg / L; the metasilicate ion dissolution amount of the modified zeolite is 40 to 45 mg / L; the metasilicate ion dissolution amount of the modified tourmaline is 3 to 5 mg / L; the dissolution amount of metasilicate ions in the modified wollastonite is 3 to 5 mg / L; the dissolution amount of metasilicate ions in the modified serpentine is 10 to 15 mg / L. The mineralization composition can stably and enduringly release strontium ions and metasilicate ions, and also can adjust the water quality to alkalescence, so that the water quality reaches the national drinking water standard, and safe and healthy drinking water can be provided for users.

The invention provides a system and a method for treating coexisting new pollutants in drinking water, and the system and the method are characterized in that firstly, ozone microbubble water with small volume and large specific surface area and magnetized superfine activated carbon are used for carrying out oxidation treatment on the coexisting new pollutants and adsorbing pollutants with small molecular weight and relatively high activity; the purpose of removing part of new pollutants is achieved; then, under the irradiation of an ultraviolet lamp tube, the reducing agent catalyzes sulfite to generate reducing free radicals such as hydration electrons [eaq-],. H and SO3., and under the substitution action of iodide ions, reductive dehalogenation and iodine substitution reaction of the halogenated organic matter difficult to degrade are achieved, and reduction removal of new pollutants difficult to degrade is achieved. The system is simple and compact in structure, is a treatment device integrating filtration, oxidation, adsorption and reduction, reduces the occupied area, can realize effective removal of coexisting new pollutants with different molecular characteristics and different reaction activities through multiple actions of physical interception, oxidation, adsorption, reduction and the like, and has a wide application prospect.

An apparatus and a method are provided for a mobile reservoir system to provide potable water to desired destinations. The mobile reservoir system includes a waterborne vessel that includes a cargo hold. A collection unit comprised of a material for safe and sterile storage of potable water is disposed in the cargo hold. One or more collectors channel rainwater into the collection unit. Each collector is a sheet of a non-porous material supported on a retractable frame and a plurality of support arms. The sheet provides a surface area for collecting rainwater. A porous material covers the collection unit and operates as a filter for collected rainwater. A retractable cover may be extended over the cargo hold to provide protection to the collected rainwater in the collection unit. A filtration system is configured to offload the rainwater as potable water.

The invention provides a water outlet control method and device, a mineralization faucet and a storage medium, and the method comprises the steps: carrying out the human body recognition of a target object in a current space, and obtaining a target recognition result; when determining that the target object is a non-human animal object based on the target identification result, determining that the water outlet control strategy is a water outlet prohibition strategy; when it is determined that the target object is the human body object of the preset age group based on the target recognition result, the water outlet control strategies are determined as a low-temperature secondary unlocking water outlet strategy and a high-temperature multi-time unlocking water outlet strategy; and when it is determined that the target object is a human body object of a non-preset age group based on the target recognition result, determining that the water outlet control strategies are a low-temperature direct water outlet strategy and a high-temperature secondary unlocking water outlet strategy. Through accurate human body recognition and water outlet control strategies, small animals are effectively prevented from mistakenly triggering water outlet, different water outlet control modes are provided for users of different age groups, and the water outlet safety is improved; through real-time monitoring and visual display of water quality information, a user can obtain instant water quality feedback, the convenience and accuracy of drinking water quality monitoring are improved, and thus the user experience is improved.

Systems and methods for cooling an aircraft galley cart compartment by providing cooling from a potable water flow circuit directed from an aircraft potable water supply to provide direct and indirect cooling are disclosed.

The invention belongs to the field of drinking water treatment, and relates to a treatment system for preparing drinking water, which comprises a water inlet device, a filter screen device and an immersed flat sheet membrane filtering device which are arranged in sequence. The immersed flat sheet membrane filtering device comprises a membrane stack, the membrane stack comprises a plurality of membrane bag units, and each membrane bag unit comprises a flat sheet membrane. The preparation raw material of the flat sheet membrane is a high polymer doped with a negatively charged microporous frame material. The preparation raw materials of the negative electricity charged microporous framework material comprise 4, 6-dicyanoresorcinol, 1, 4-butane sultone and sylvite. The negatively charged microporous frame material has a rigid microporous structure, can increase water permeation channels in a flat sheet membrane, can form a penetrating structure with membrane pores in the flat sheet membrane, effectively shortens a water transmission path, and improves membrane flux. In addition, the negatively charged microporous frame material also has negatively charged property, has repulsive action on pollutants in the water body, can prevent the pollutants from entering the aperture of the flat sheet membrane, and reduces the pollution blocking phenomenon on the flat sheet membrane.

The invention relates to the technical field of water quality monitoring, in particular to a distributed raw water quality real-time monitoring system which comprises an underground water sampling module, a sample analysis module, a water quality feedback terminal and a data storage terminal. And finally, the water body quality corresponding to the underground water quality in the target raw water body area is fed back to a system interface for interface display, the water quality evaluation can guarantee the safety and sustainability of the water resource, and the water quality evaluation efficiency is improved. Health risks and economic losses caused by water quality pollution are avoided, and underground water quality evaluation has direct influence on public health. Various health problems may be caused by drinking or using the water for a long time, the drinking water safety of residents can be guaranteed, health risks can be found and treated in time, and therefore the health of the residents is protected.

The invention provides a method for realizing dynamic balance of source water minerals based on ion coordinated regulation and control, and belongs to the technical field of water treatment. According to the method, multi-parameter coupling regulation and control are achieved by conducting split-flow pretreatment on source water and building a dynamic synergistic coefficient model, the source water is separated to prepare calcium-magnesium compensation liquid, the ion concentration and the water temperature are monitored in real time, and a synergistic coefficient model fusing ion activity factors and the temperature effect is built; a fuzzy PID controller is used for dynamically analyzing pH fluctuation and collaborative deviation to adjust the injection proportion of compensation liquid, and precise mineralization is achieved by combining turbulence mixing intensity optimization; a closed-loop feedback mechanism and a high-frequency liquid supplementing technology are adopted to quickly correct ion concentration deviation, and the dissolution activity of compensation liquid is differentially regulated and controlled through a reverse temperature difference strategy so as to stabilize pH. According to the method, the ion synergistic effect, dynamic algorithm control and dissolution kinetics optimization are combined, the response speed and balance precision of water quality regulation are improved, and the method is suitable for precise mineral regulation and quality optimization of high-quality drinking water.

The utility model belongs to the field of urban rainwater management, particularly relates to a rainwater collection system for urban rainwater management, and aims to solve the problem that rainwater cannot reach the standard of drinking water due to the fact that an existing rainwater collection system cannot effectively filter and sterilize rainwater. The first water pump is fixedly mounted on the water storage tank; the first filtering device is arranged on the water storage tank; the second filtering device is arranged at the bottom of the first filtering device; the cleaning device is arranged on the second filtering device; the stirring device is arranged on one side of the water storage tank; the bevel gear transmission mechanism is arranged at the top of the stirring device; the disinfection device is arranged on the stirring device; according to the utility model, rainwater can be effectively filtered and sterilized, and the water quality is improved and reaches the quality of drinking water.

The invention relates to the technical field of water quality detection, and discloses a drinking water source intelligent monitoring method based on artificial intelligence, and the method comprises the steps: S1, a sensor arranged in a drinking water source region collects water quality parameters and hydrological and hydraulic information in real time; s2, on the basis of the collected hydrological and hydraulic information, establishing a pollution diffusion simulation model, when a sensor detects that water quality parameters of any monitoring point are abnormal, carrying out pollution diffusion simulation by taking the current monitoring point as an initial condition, and predicting a future diffusion trajectory and an influence area of pollution; and S3, the generated pollution diffusion trajectory and the influence area are acquired. According to the technical scheme of fusion of the pollution diffusion trend simulation module and the artificial intelligence identification process, the two-dimensional pollution diffusion model is constructed to dynamically simulate the space-time propagation trajectory of the pollutants, and the simulation result is used as a time sequence to assist in inputting the AI model, so that the technical effect of improving the prediction timeliness of the pollution event and the space coverage precision is achieved.

The invention provides a reservoir pressure salinity scheduling method based on a physical information neural network (PINN). The reservoir pressure salinity scheduling method comprises the following steps: Step 1, salinity prediction based on a physical information neural network (PINN) model; the method comprises the following steps: in a PINN model framework, embedding a physical law of salinity conservation into a multi-layer perceptron (MLP) artificial neural network for training so as to carry out salinity prediction; step 2, establishing an estuary water-salt model based on a three-dimensional ocean numerical FVCOM model; step 3, carrying out upstream reservoir salty water pressing and light water supplementing emergency scheduling based on salinity forecast; comprising the following steps: Step3.1, establishing a multi-objective function; and Step3.2, solving a scheduling model. According to the method, the salinity momentum conservation constraint can be considered, the salinity prediction accuracy under the influence of different upstream flows and downstream tidal ranges can be improved, and the emergency scheduling of the reservoir for the salt tide invasion of the estuary drinking water source can be carried out in combination with the scheduling model, so that the water supply safety is ensured.

The invention discloses a pollution source monitoring method and system based on a neural network, and relates to the technical field of pollution source monitoring, and the method comprises the steps: dividing a preset range of a target drinking water source into a plurality of grid sub-regions through a GIS means, setting water quality monitoring point positions in the grid sub-regions, and obtaining the water quality monitoring data of each point position; constructing a digital twinborn model, judging whether a water quality abnormity alarm signal and a water quality abnormity early warning signal are generated or not according to the water quality monitoring result of each water quality monitoring point, and obtaining a correlation coefficient between the water quality abnormity early warning signal generated by each water quality monitoring point and the scene sub-sequence; adding a pollution source monitoring model through a neural network on the basis of the digital twin model; according to the method, the pollution source monitoring model is learned in real time, real-time monitoring and control are performed by using the sewage treatment whole-process model according to the prediction result of the pollution source monitoring model, effective early warning of sudden water source water quality pollution events such as natural disasters in the drinking water source is realized, and the pollution monitoring timeliness is ensured.

The invention provides a drinking water pipeline anti-corrosion powder coating multi-component proportioning intelligent batching method and system, and relates to the technical field of intelligent manufacturing, and the method comprises the following steps: obtaining drinking water pipeline anti-corrosion powder coating raw material parameters and formula information; constructing a quantitative characteristic volume element numerical simulation unit, and performing multi-scale bridging calculation in combination with microscopic molecular dynamics and a macroscopic discrete element method; inputting parameters, calculating, correcting a formula, and converting into control parameters; dynamically adjusting parameters through a regression network self-learning feedback compensation algorithm; starting mixing equipment for batching, calculating the uniformity in real time, stopping mixing after the uniformity reaches the standard, detecting a finished product, and generating a report. According to the invention, through a self-learning feedback compensation algorithm based on a regression network, in combination with real-time weight detection and a material blockage identification result, intelligent dynamic adjustment of quantitative feeding control parameters is realized.

The utility model discloses a drinking water sterilization pipe structure in the technical field of drinking water sterilization, which comprises a pipe body, a connecting shell is fixedly mounted at the bottom of the pipe body, a movable groove is formed in the connecting shell, a motor is fixedly mounted at the bottom of the movable groove, the output end of the motor is fixedly connected with a rotating shaft, and the top of the rotating shaft penetrates through the bottom of the pipe body. The rotating shaft is rotationally connected to the bottom of the pipe body, the driving shaft rotates to drive a top rotating disc to rotate, the rotating disc rotates to drive a plurality of stirring rods on the top to rotate in the pipe body, and the stirring rods fully brush the inner side wall of the pipe body through brushes on the outer sides of the surfaces; meanwhile, a brush on the inner side of the stirring rod is used for fully brushing the outer wall of the ultraviolet disinfection pipe, so that attachments on the outer wall of the ultraviolet disinfection pipe and the inner wall of the pipe body are effectively treated, the service life of the ultraviolet disinfection pipe is prolonged, the disinfection efficiency of drinking water is improved, and the practicability is high.

Provided herein are water harvesting systems, as well as methods using such systems, for capturing water from surrounding air. The systems and methods use water capture materials to adsorb water from the air. For example, the water capture materials may be metal-organic-frameworks. The systems and methods desorb this water in the form of water vapor, and the water vapor is condensed into liquid water and collected. The liquid water is suitable for use as drinking water.

The invention relates to the technical field of production line control, and discloses a drinking water production line water quality real-time monitoring and intelligent adjusting system based on the Internet of Things. Registration equipment is unified with units, and NTP time synchronization is performed to eliminate deviation; the shift / CIP calibrates the zero range, and the EWMA monitors the drift weight drop; constructing state vectors containing IDs / batches, and performing auditing and warehousing; median / bilateral filtering denoising is carried out, and grid interpolation is unified; sliding window multi-scale aggregation is carried out, and self-adaptive sampling is carried out according to curvature and events; normalizing and interpolating a near-time training window; estimating indexes difficult to measure by a soft sensor, and depicting residual chlorine by a mechanism model; and carrying out uncertainty weighted fusion, and outputting estimation and intervals and auditing. According to the method, the whole process of real-time monitoring, quick response and traceable compliance is realized, the risk caused by chemical shortage or ratio error and environmental protection constraint is remarkably reduced, the capacity loss caused by cleaning and plan conflict is reduced, and the factory water quality stability and the treatment transparency are improved.

The utility model discloses a dechlorination device for drinking water filtration, and relates to the technical field of drinking water treatment, the dechlorination device comprises a box body, a supporting plate is fixedly mounted on the inner wall of the box body, and an activated carbon filter is fixedly mounted on the inner wall of the supporting plate; a heating cavity and a filtering cavity are fixedly installed at one end of the supporting plate in the box body, a heating plate is fixedly installed on the inner wall of the heating cavity, a temperature sensor is fixedly installed on the inner top wall of the heating cavity, and a temperature display screen and a switch module are fixedly installed on the surface of the box body; according to the dechlorination device for filtering the drinking water, the activated carbon filter, the filtering cavity and the heating cavity are arranged in the box body, particles and impurities in water are filtered through the filtering cavity, the filtered water is subjected to secondary filtering through the activated carbon filter, and the filtering effect is improved; the heating plate is arranged on the inner wall of the heating cavity to heat water, so that chlorine and impurities in the water are evaporated.

This product is a device that supplies drinking water and is also called a water server. Drinking water includes not only regular water, but also hydrogen water, which contains more hydrogen than regular water, and carbonated water.

According to the portable seawater desalination device provided by the scheme, a miniature magnesium air battery is used as a power supply, and a [Fe (CN6)] < 4-> / [Fe (CN6)] < 3-> redox medium is added into a cathode chamber and an anode chamber of an electrodialysis unit to form a high-concentration redox electrolyte, so that the current density and the ion migration rate are improved. A magnesium electrode is adopted as an anode and cooperates with a miniature magnesium air battery, the electrochemical environment is optimized, efficient and high-water-recovery-rate seawater desalination is achieved, seawater can be stably desalted into fresh water (TDS is smaller than or equal to 1000 mg / L) meeting the drinking water standard, and the seawater desalination device is suitable for outdoor exploration, emergency and other scenes.

The invention discloses a preparation method of an in-situ nano manganese dioxide and zeolite composite material and application of the composite material in removal of metal ions and micropollutants in water, and belongs to the field of drinking water source water treatment. The preparation method of the in-situ nano manganese dioxide and zeolite composite material comprises the following steps: 1, pretreating natural zeolite; 2, preparing acid-treated zeolite; and 3, preparing the in-situ nano manganese dioxide and zeolite composite material. According to the invention, an impregnation-calcination method is adopted, MnO2 is loaded in situ on the pore channels and the surface of the acid-treated zeolite, and uniform growth of nanometer and sub-nanometer layered manganese dioxide is realized based on the nanometer pore channel structure of the zeolite. According to the structure, the reactivity of various oxidants represented by monopersulfate is stimulated, macromolecules and background substances with the same electric property are excluded through the confinement effect, interference of non-target objects on the oxidation process is reduced, and a new thought and technical support are provided for solving the problem of combined pollution of drinking water.

A container cover relating the technical field of smart water cups is provided. The container cover includes a cover body provided with a drinking water passage, wherein an upper side of the drinking water passage is a drinking port; a cover cap provided on an upper side of the cover body; an inner cover provided on a lower side of the cover body, wherein a water outlet connected to the drinking water passage is provided in the inner cover, and a sealed accommodation cavity is formed between the inner cover and the cover body; a cover opening transducer provided between the cover body and the cover cap; and a flow sensing transducer, an orientation transducer, a power supply module, and a control circuit board provided in the sealed accommodation cavity.

A WC device with a WC body and a flushing water supply device for supplying flush water to the toilet body. The flush water supply device is provided with a water connection for drinking water for use as flush water. The WC body has a bowl-shaped WC body section and a subsequent odor trap. The bowl-shaped WC body section has a porous inner surface which is connected to a device for supplying cleaning fluid for keeping the porous inner surface clean. The flushing water supply device is provided with at least one back-suction safety device, which prevents back-suction of cleaning liquid from the porous inner surface to the water connection. Thus, the WC device completely or at least largely prevents excrement or dirt residues from adhering to the inner surface of the WC body, and the back-suction safety device provides hygienically flawless protection on the drinking water side.

The invention relates to the technical field of household appliances, and discloses a filter element device capable of generating microbubble water and a water purifier thereof. The filter element device comprises a filter element cover and a filter element cylinder, a plurality of water bunching pieces are fastened in an inner cavity of the filter element, the water bunching pieces are conical and cylindrical, shrinkage holes are formed in the centers of the water bunching pieces, ribbed expansion holes are formed in the back water end faces of the water bunching pieces, and strong magnets are embedded in water bunching piece bodies; a cavity defined by part of the inner wall of the filter element is formed between the two water bundling pieces, and the cavity is filled with a particle layer made of mineralizable and far-infrared materials and a filter screen; filtered water penetrating through the filter element layer or water entering through the water bunching piece enters the cavity, so that bubbles and water form vortex, collide with each other and are stripped from the particle layer to participate in deeper mixing; the water purifier with the device can produce microbubble cleaning water and microbubble drinking water rich in mineral substances, so that consumers are benefited.