1928 results about "Treated water" patented technology

The invention provides a plateau lake agricultural non-point source pollution treatment method which comprises the following steps: acquiring vegetation indexes and surface temperature field data by using a remote sensing satellite, and generating a pollution source space thermodynamic diagram in combination with water quality and soil parameters of ground sampling points; performing space-time alignment and data fusion on the thermodynamic diagram and real-time runoff and soil permeability data acquired by the hydrological sensor network, and constructing a structured pollution migration database; on the basis of the database, a hybrid neural network model embedded with physical constraints is utilized to predict pollutant concentration distribution within 72 hours in the future; inputting the predicted value into a multi-stage optimization controller, and generating a control parameter set comprising treatment intensity, engineering parameters and a fertilization ratio; generating a treatment strategy map covering the drainage basin through a GIS; and deploying an Internet of Things monitoring node to collect the treated water quality data to form a closed-loop control link. The treatment efficiency and effect can be improved, the treatment cost is reduced, and the negative influence on the ecological environment is reduced.

The invention discloses a water environment pollution water treatment and purification device and a purification method thereof, and belongs to the technical field of water treatment, the water environment pollution water treatment and purification device comprises a water inlet tank, a treatment tank is fixedly connected to one side of the water inlet tank, a water outlet tank is fixedly connected to one side of the treatment tank, and water pumps are fixedly connected to the water inlet tank and the water outlet tank; the input end of the water pump is fixedly connected with a water pumping pipe. According to the conveying device, the first motor drives the transmission wheels to rotate, the transmission wheels drive the belt and the other transmission wheel to rotate synchronously, then the connecting shaft rotates, the connecting shaft drives the reciprocating lead screw to move in the fixing plate, the reciprocating lead screw pushes the threaded cap to move, the threaded cap drives the transverse plate to move synchronously, and then the conveying cylinder moves stably in the horizontal direction. Chemical agents can be evenly distributed in the treatment box, the chemical agents and sewage are fully mixed through continuous stirring of the stirring blades, the purification effect is achieved, and finally treated water is sucked into the water outlet box through the water pump and discharged through the water outlet valve.

Livestock may be managed by a variety of systems, processes, and techniques. In particular implementations, the properties of water may be monitored by automated techniques and treated water may be provided to animals. In certain implementations, sick, or potentially sick, livestock may be provided with treated water to improve their health. The automated techniques may include monitoring the movements and / or water consumption of the livestock and predicting which ones may be sick based on their movements and / or water consumption. In some implementations, a water trough may contain multiple segments. The water properties in the segments may be maintained at different states.

The invention discloses a full-quantitative treatment method for PFAs in environmental water, which comprises the following steps: passing wastewater containing PFAs through a filter, then adsorbing the wastewater through an adsorption tank A or an adsorption tank B containing an active adsorbent to obtain treated water reaching the standard, directly discharging the treated water, introducing a NaOH solution for desorption after the adsorption tank A or the adsorption tank B is saturated, and discharging the treated water after the adsorption tank A or the adsorption tank B is saturated. An obtained desorption solution is introduced into a BDD reaction tank for electrochemical oxidative degradation and then returns to the adsorption tank A or the adsorption tank B for desorption, then the obtained desorption solution enters the BDD reaction tank for electrochemical oxidative degradation, after desorption-degradation circular treatment is carried out, desorption is completed, and an acid solution is introduced into the adsorption tank A or the adsorption tank B after desorption is completed so that the active adsorbent can be regenerated; and after the desorption is completed, the obtained desorbed liquid is firstly discharged to the storage tank, and after the adsorption tank A or the adsorption tank B is saturated by adsorption, the desorbed liquid is returned and introduced into the adsorption tank A or the adsorption tank B to enter the next cycle of desorption.

A method of making a covalent organic framework includes continuously feeding a first precursor and a second precursor to a flow reactor; heating, and mixing the first and second precursors; nucleating and growing the covalent organic framework; and continuously outputting the covalent organic framework from the third section of the flow reactor. A photo-reactor for treating contaminated water includes: a light source; an enclosed channel around the light source; a cover comprising one or more lights illuminating the enclosed channel; and a covalent organic framework cased within the enclosed channel, where the covalent organic framework is photo-catalytically active for degrading a contaminant in the contaminated water so as to produce treated water. A method of treating contaminated water includes feeding the contaminated water to the photo-reactor and contacting the contaminated water with the covalent organic framework.

The invention discloses a marine sewage treater and a sewage treatment system, and relates to the technical field of sewage treatment.The marine sewage treater comprises a tank body, the tank body is provided with a sewage inlet, a purified water outlet and an oil stain outlet, a center cylinder and a spiral flow guide pipe are arranged in the tank body, and the top end of the spiral flow guide pipe is communicated with the sewage inlet; the bottom end of the spiral flow guide pipe is communicated with the central cylinder, a partition plate is fixedly arranged in the tank body, the spiral flow guide pipe and the central cylinder both penetrate through the partition plate, the partition plate is of a net surface structure, a filler layer is arranged in the tank body and located above the partition plate, and the purified water outlet is communicated with the space below the partition plate. And the oil stain outlet is formed in a position close to the top of the tank body. According to the device, oil stains and other suspended impurities in the flue gas washing water are efficiently and reliably cleaned, and it is guaranteed that the treated water quality meets the emission standard, so that the marine environment is protected.

The invention relates to the technical field of environmental engineering, in particular to an aerobic granular sludge sewage treatment process which comprises the following steps: S1, performing ultrasonic treatment on raw sewage; s2, preliminarily screening the sewage subjected to ultrasonic treatment; s3, adjusting the pH value of the screened sewage, and adding nutrient substances; s4, injecting the adjusted sewage into a biological reaction zone containing pre-cultured aerobic granular sludge, and carrying out intermittent aeration operation; s5, regularly performing microwave treatment in the biological reaction process; s6, carrying out chemical precipitation on the sewage subjected to biological treatment; s7, performing microfiltration on the sewage subjected to biological treatment and chemical treatment; s8, performing ozone and ultraviolet light treatment on the water subjected to microfiltration; s9, carrying out tail end disinfection on the treated water; according to the invention, the formation and stabilization of aerobic granular sludge are effectively promoted, the removal efficiency of pollutants such as organic matters, nitrogen and phosphorus in sewage is improved, and the effluent quality is ensured to reach the standard.

The invention provides a composite polyaluminum ferric chloride water purifying agent as well as a preparation method and application thereof, and belongs to the technical field of waste resource recycling and municipal sewage treatment. The industrial hazardous waste aluminum ash is subjected to innocent treatment and then reacts with the pickling steel waste liquid of the steel mill, and the polyaluminum ferric chloride meeting the industrial standard is prepared. The polyaluminum ferric chloride and a cationic adsorbent are compounded according to a specific proportion to obtain the composite polyaluminum ferric chloride water purifying agent. According to the method provided by the invention, the resource recycling of hazardous wastes is realized, and the composite polyaluminum ferric chloride water purifying agent obtained by the method is used for treating municipal sewage, so that the treated water quality can reach the first-grade discharge standard A.

The invention relates to the field of wastewater treatment, and discloses an intelligent conditioning and purifying device for bio-fertilizer production wastewater, the intelligent conditioning and purifying device comprises a treatment tank body, the upper end of the treatment tank body is provided with a medicament adding port, the upper end of the inner side of the treatment tank body is provided with a pre-filtering plate, and the lower end of the inner side of the treatment tank body is provided with a top filtering plate; bottom filter plates are vertically and movably arranged below the top filter plates, and gaps between the top filter plates are used for being filled with activated carbon particles; a stirring part is arranged at the upper end of the pre-filtering plate. According to the intelligent conditioning and purifying device for the bio-fertilizer production wastewater, medicament adding treatment, pre-filtering treatment and activated carbon purification treatment are integrated on one device, and meanwhile, a gap between a top filter plate and a bottom filter plate can be increased during activated carbon particle adsorption treatment, and activated carbon particles can be dispersed; the use effect of the activated carbon particles is improved, and the activated carbon particles are blown by water treated at the bottom, so that circular wastewater treatment is realized, and the wastewater treatment effect is improved.

A combined method for carbon sequestration and water treatment is described in the present invention. Said carbon sequestration comprises capturing atmospheric carbon dioxide in an aqueous solution, and said water treatment comprises simultaneous removal of said carbon dioxide from said aqueous solution by electrochemical deposition of metal carbonates, hydroxides and / or mixed salts crystallised on crystallisation seeds or beads. The metal carbonates, hydroxides and mixed salts are insoluble or sparingly soluble inorganic compounds obtained from the captured carbon dioxide by chemical reactions with water and metal cations contained in said pre-treated water. The crystallisation seeds are seeding crystals serving as nucleation centres for crystal growth of the metal carbonates, hydroxides and / or mixed salts from the alkaline stream. The crystallisation seeds and beads are optionally chemically modified with chemical functional groups to provide selective tuneable purity to the crystalline metal carbonates, hydroxides and / or mixed salts crystallised on said seeds or beads.

Provided is a water treatment device (1) for producing treated water by removing metal ions from water to be treated, the water treatment device comprising: an electrolytic cell (10) that includes an anode chamber (15) having an anode (12), a cathode chamber (16) having a cathode (13), and a membrane (14) that partitions the anode chamber and the cathode chamber and is capable of ion permeation, the electrolytic cell (10) producing acidic water and alkaline water from the water to be treated by electrolysis; a first conductivity measurement unit (70) that measures the conductivity of water circulated through the anode chamber; a second conductivity measurement unit (80) that measures the conductivity of water circulated through the cathode chamber; and a control unit (100) that controls the voltage or current between the anode and the cathode. The acidic water circulates through the anode chamber, and the alkaline water circulates through the cathode chamber. The control unit changes the voltage or current applied between the anode and the cathode on the basis of the conductivity of the water measured by the first conductivity measurement unit and the conductivity of the water measured by the second conductivity measurement unit.

The invention relates to the technical field of water conservancy projects, in particular to a monitoring and processing system for domestic sewage of a construction site. Firstly, monitoring data of a sedimentation tank, a pipeline and a sewage treatment stage are acquired; then, the sewage inflow, the sewage flow rate, the temperature data and the sludge depth data of the sedimentation tank are analyzed, and a sedimentation tank monitoring value is obtained; evaluating the water quality data of the treated water to obtain a sewage treatment evaluation value; correcting the sewage treatment evaluation value by using flow velocity data, environment temperature data and sewage treatment equipment aging data in the sewage treatment process to obtain a sewage treatment monitoring value; then, comparing the multi-sensor data of the sewage pipeline with a corresponding standard value to obtain a pipeline leakage monitoring value; finally, monitoring information of the sedimentation tank is input into the sedimentation tank temperature prediction model, and a temperature adjustment weight coefficient is obtained; and adjusting the current temperature of the sedimentation tank by using the temperature adjustment weight coefficient.

The invention relates to the technical field of water treatment, and particularly discloses a crystal nucleus granulation induced hardness removal integrated water treatment process which comprises the following steps: firstly, ultrasonically dispersing nano-hydroxyapatite in deionized water, adding gamma-glycidoxypropyltrimethoxysilane for reaction, and treating to obtain a silanized hydroxyapatite crystal nucleus; the sodium polyacrylate reacts with aluminum sulfate and the like in an ethylene glycol solution to prepare the composite inducer. The preparation method comprises the following steps: reacting the two components in a phosphate buffer solution in proportion to obtain inducer-loaded crystal nucleus particles, carrying out multi-step reaction and treatment on the inducer-loaded crystal nucleus particles with calcium chloride and the like to obtain surface-coated crystal nucleus granulation bodies, and mixing the surface-coated crystal nucleus granulation bodies with cationic polyacrylamide and nano-zinc oxide to prepare the reinforced hardness removal agent. When to-be-treated water is treated, the reinforced hardness removal agent is added, stirring and precipitation are performed, supernate sequentially passes through the activated carbon filter column to adsorb impurities and is sterilized by the ultraviolet disinfection device, and finally effluent is collected, so that the hardness in the water can be efficiently removed, the process integration level is high, and the effect is good.

To provide an activated carbon injection control system, an activated carbon injection control method, and a water treatment system which are capable of inexpensively and quickly identifying moldy odors generated from treated water, and determining an activated carbon injection rate without excess or deficiency, thereby stably suppressing moldy odors generated from the treated water for a long period of time.SOLUTION: An activated carbon injection control system includes picoplankton number prediction means 201 that predicts a number of picoplankton in raw water by machine learning using raw water quality data and meteorological data, storage method 103 that stores water quality data, meteorological data, and predicted values of picoplankton number, moldy odor substance concentration prediction means 202 that predicts the concentration of moldy odor substances in raw water by machine learning using the predicted values of picoplankton number and water quality data, and activated carbon injection control means 204 that controls the activated carbon injection rate of activated carbon injected into raw water based on the activated carbon injection rate determined based on the predicted results of the concentration of moldy odor substances.SELECTED DRAWING: Figure 1

A solar powered water collection, treatment and dispenser system condenses water from surrounding moisture laden air. The system includes a housing assembly having at least one solar collection panel mounted thereto to generate electrical power to operate the system. A collection assembly has an air intake unit to draw in the surrounding moisture laden air and a dehumidifier to condense untreated water from the moisture laden air drawn into the system. A reverse osmosis assembly remove contaminants from the untreated water to produce treated water. Hot and cold water assemblies are provided having a heated water tank and a cooled water tank, respectively, to receive treated water from the reverse osmosis assembly, and to dispense hot and cold treated water to the user therefrom via hot and cold water dispensers.

The invention discloses wastewater treatment equipment for cleaning cast aluminum automobile workpieces and a treatment process of the wastewater treatment equipment, and relates to the technical field of wastewater treatment.The wastewater treatment equipment comprises a raw water tank used for storing to-be-treated wastewater; the air floatation and precipitation all-in-one machine is used for removing suspended matters and oils in the wastewater; the quartz sand filter is used for further removing suspended matters in the wastewater; the activated carbon filter is used for removing organic matters in the wastewater; the ultrafiltration membrane device is used for removing ions and small molecular organic matters in the wastewater; the water producing box is used for storing treated water, a water purifying box is arranged on one side of the water producing box, a high-pressure pump is arranged between the water purifying box and the water producing box and used for conveying water from the water producing box into the water purifying box, and a reverse osmosis device is installed in the water purifying box. By arranging various filtering devices and arranging the reverse osmosis device, the wastewater treatment efficiency is improved.

The utility model relates to the technical field of sewage treatment, and provides a sewage air flotation treatment device which comprises a sewage air flotation treatment box, a plurality of scrapers arranged in the sewage air flotation treatment box and used for scraping a scum layer and a conveying part used for conveying the scrapers, and the multiple scrapers are arranged in the length direction of the sewage air flotation treatment box at intervals; a collecting tank for collecting scum on the scraper blade is arranged at one end of the sewage air flotation treatment box, and is provided with a cleaning piece for cleaning the scum adsorbed on the scraper blade; the cleaning part comprises a plate body, a cleaning plate and an elastic part; the cleaning plate is rotationally connected to the plate body and is used for scraping dross adsorbed on the scraping plate; the elastic part is used for enabling the cleaning plate to rotate in the direction close to the scraping plate; the conveying part drives the scraping plate to move in the direction close to the collecting tank and the cleaning plate. The device has the beneficial effect of reducing the possibility of secondary pollution of a large amount of scum adsorbed on the scraping plate to primarily treated water in the process of circularly conveying and using along with the scraping plate.

An object of the present invention is to provide a novel plant component-containing ceramic containing a plant component, a method for producing a novel plant component-containing ceramic-treated water obtained by contacting with the novel plant component-containing ceramic, and a water treatment apparatus for producing the treated water. 【Solution means】 To solve the above problems, a preparation step of preparing a plant component-containing ceramic obtained by sintering a mixture of a plant component and a ceramic raw material, and a contact step of bringing the water to be treated into contact with the plant component-containing ceramic are provided. A method for producing a plant component-containing ceramic-treated water is provided, which is characterized by comprising the above steps.

The utility model discloses a sewage treatment device. Comprising a reaction shell, a water outlet channel for discharging treated water is arranged on the inner side of the upper part of the reaction shell; a water inlet pipe for feeding sewage is arranged at the bottom of the reaction shell; a perforated plate for supporting filler balls is arranged above the water inlet pipe, and the filler balls inoculated with activated sludge are arranged on the perforated plate; and an aeration pipe is arranged in the reaction shell on the lower side of the water inlet pipe. According to the utility model, the problem of maintenance of high-concentration sludge is solved, the concentration of sludge in the aeration tank can be effectively improved, the concentration of activated sludge in the aeration tank is not limited by hydraulic retention time and sludge discharge cycle, and meanwhile, due to more sludge anoxic and anaerobic zones arranged in the sludge maintenance device, the denitrification reaction is more facilitated, and the denitrification efficiency is improved. Therefore, the total nitrogen removal effect is better.

The invention relates to the technical field of ozone disinfection of aquatic products, and discloses ozone disinfection equipment for removing peculiar smell of aquatic products, which comprises an ozone generation assembly for generating ozone and conveying the ozone to a water treatment tank through a conveying pipe; the aquatic product treatment assembly is used for carrying out sterilization and deodorization treatment on the aquatic products by using ozone water; the auxiliary dissolving assembly is used for optimizing the dissolving efficiency of ozone and ensuring the formation of high-concentration ozone water; the water cooling assembly is used for filtering, cooling and recycling the treated water; the tail gas eliminating assembly is used for decomposing undissolved ozone and ensuring safe and environment-friendly emission; and the two buckle assemblies are used for conveniently disassembling and assembling the two activated carbon boxes. A mechanical reciprocating motion structure is adopted by the auxiliary dissolving assembly, so that the dissolving efficiency of ozone is optimized, high-concentration ozone water is formed, and the sterilization and deodorization effects are enhanced. The dynamic mixing mode greatly increases the gas-liquid contact area, and avoids the defect of low ozone utilization rate.

To provide a method for yielding a lithium-containing liquid suitable as a raw material for producing lithium compounds of high purity, from to-be-treated water containing lithium ions, sodium ions, metal ions other than lithium ions and sodium ions, fluoride ions, and anions serving as conjugate bases of acids, and to provide related techniques thereof.SOLUTION: Provided is a method for producing a raw material liquid for a lithium compound, comprising: step 1 of adding a sulfiding agent and a calcium compound to the to-be-treated water, subjecting the to-be-treated water containing the formed solid matter to solid-liquid separation to obtain a treated liquid A; step 2 of adding an oxalate ion source to the treated liquid A, subjecting the treated liquid A containing the formed solid matter to solid-liquid separation to obtain a treated liquid B; and step 3 of subjecting the treated liquid B to bipolar electrodialysis to obtain an alkaline liquid containing lithium ions and sodium ions as a raw material liquid for producing a lithium compound.SELECTED DRAWING: None

The invention discloses a device and method for recovering rare earth in yttrium lutetium silicate crystals, and relates to the technical field of yttrium lutetium rare earth recovery, the device comprises a rear vertical plate, a top plate, a middle plate and a workbench, the top of the top plate is rotatably connected with a first centrifugal cylinder, and the top of the middle plate is rotatably connected with a second centrifugal cylinder; and a switch valve is additionally arranged at the top of the first centrifugal cylinder. One of the core structures is the recycling barrel, the multifunctional composite assembly is arranged in the recycling barrel, and when the filter screen disc in the recycling barrel needs to be cleaned, the multifunctional composite assembly can automatically dredge blocked meshes of the filter screen disc through the weight when the recycling barrel is turned over; meanwhile, the multifunctional composite assembly can make the recycling barrel stop entering a to-be-treated water phase; when the recovery cylinder is turned over, the assembly can automatically dredge the blocked meshes of the filter screen disc by utilizing the self weight, so that the manual maintenance cost is reduced, and the self-cleaning capability of the equipment is improved.

The present inventive concept relates to a water recycling device comprising:an outlet configured to output treated water;a drain for collecting used water output from said outlet;a return / evacuation path in liquid communication with said drain, wherein said return / evacuation path comprises an inlet for receiving water collected by said drain;a return path in liquid communication with said return / evacuation path;a treatment path in liquid communication with said return path and said outlet;an external water path in liquid communication with said treatment path, said external water path being connected to an external water outlet;a valve arrangement configured to accept as inputs used water from said return path and / or external water from said external water path, said valve arrangement being placed between said return path and said treatment path, said valve arrangement being configured to direct said inputs to said treatment path, said valve arrangement being configured to mix said external water with said used water from said return path;a circulation pump for providing a flow in said water recycling device; anda water treatment arrangement placed downstream to said valve arrangement.

The invention provides a sewage treatment process design method, a sewage treatment system and a control method.The sewage treatment process design method is used for calculating the use number of sludge screeners in a sewage treatment process and comprises the steps that the current organic matter proportion and the current treated water amount of sludge of a sewage treatment main route are obtained; determining a performance improvement target based on the current organic matter proportion and the current water treatment amount; and calculating the use number of the sludge screener based on the calculation step corresponding to the performance improvement target. According to the sewage treatment process design method, the sewage treatment system and the control method, a reasonable and effective calculation method is provided for the use number of the sludge screener in the sewage treatment process, the determined use number can meet the actual requirement of a sewage treatment main route, and the cost input can be effectively controlled.

An ammonia treatment system according to the present invention comprises: an absorption tower that has a casing, a gas introduction part that introduces an ammonia gas that includes ammonia into the casing, a water sprinkling part that sprinkles water from an upper part of the inside of the casing and thereby absorbs the ammonia and generates ammonia water, and a water discharging part that discharges the ammonia water from a lower part of the casing; an ammonia component removal part that is provided outside the absorption tower and removes the ammonia component of the ammonia water to generate treated water; an ammonia water introduction line that introduces the ammonia water discharged from the water discharging part to the ammonia component removal part; and a first treated water supply line that supplies the treated water generated by the ammonia component removal part to the water sprinkling part.

The utility model discloses a flue gas desulfurization and denitrification device and relates to the field of flue gas treatment. According to the flue gas desulfurization and denitrification device disclosed by the utility model, the divided-flow type water storage tank convenient to clean comprises the supporting base, the water storage tank I, the water storage tank II, the three-way connecting pipe, the cleaning water detector, the divided-flow tank, the conical guide plate and the electromagnetic flow divider valve, so that the treated water can be replaced under the condition that the equipment is not stopped when the flue gas desulfurization and denitrification device is used; the self-separation flue gas inlet box comprises a flue gas separation shell, a gas inlet pipe, a supporting frame, a flue gas dispersion column, a flue gas connecting pipe and a conical drainage cover, so that the uniformity of flue gas release can be ensured during use, and the flue gas can be in repeated contact with the treated water; meanwhile, treated water can be prevented from entering the smoke pipe during use, and the device is simple in structure and convenient to operate and brings better use prospects.

The invention discloses a high-turbidity wastewater treatment system and method.The treatment system comprises a water inlet pipe, a control system, a mud storage tank, a stacked screw machine, a flocculation treatment assembly and a settling pond, the water inlet pipe is connected with the settling pond through the flocculation treatment assembly, and the settling pond is connected with the inlet end of the mud storage tank through a mud pipeline; the outlet end of the mud storage tank is connected with the stacked screw machine through a mud pipeline, the stacked screw machine is connected with the sedimentation tank through a water return pipe, the mud scraper is arranged on the sedimentation tank, and the control system is electrically connected with the mud scraper, the mud storage tank, the stacked screw machine and the flocculation treatment assembly. According to the invention, automatic treatment of high-turbidity raw water is realized, automatic dehydration of sludge and circular treatment of wastewater are realized, the work of manually cleaning sludge in a traditional simple three-grid sedimentation tank is avoided, the technical problems of large workload and unstable treated water outlet are avoided, and the environment and cleanliness of a construction site are greatly improved.

To provide a detection apparatus capable of reliably performing solid-liquid separation in water treatment.SOLUTION: An information processing unit 18 used as a detection apparatus has a CPU 31 and an SSD 34, and the CPU 31 extracts the displacement frequency, which indicates the displacement frequency of a float 16 floating on the surface of treated water and the time interval of displacement, based on the displacement amount in the vertical direction of the float 16 and the measured time, or the displacement amount stored in the SSD 34 and the elapsed time from the reference time. When the displacement frequency does not match the aeration frequency stored in the SSD 34 in advance, the position range of an aperture 14 that emits coarse bubbles impinging on the float 16 is identified.SELECTED DRAWING: Figure 1

The present invention relates to a continuous flow-electrode capacitive deionization system connecting adsorption and desorption processes, the system comprising: an ion adsorption device which adsorbs negative ions and positive ions in first inflow water to a first electrode fluid and a second electrode fluid, respectively, by means of a flow-electrode capacitive deionization method to generate first treated water and which discharges the first electrode fluid having the negative ions adsorbed thereto and the second electrode fluid having the positive ions adsorbed thereto; and an ion desorption device into which the first electrode fluid and the second electrode fluid discharged from the ion adsorption device are introduced, which applies negative power to the first electrode fluid having the negative ions adsorbed thereto to desorb the negative ions, adsorbed to the first electrode fluid, into second inflow water and applies positive power to the second electrode fluid to desorb the positive ions, adsorbed to the second electrode fluid, into the second inflow water to generate second treated water, and which discharges the first electrode fluid having the negative ions desorbed therefrom and the second electrode fluid having the positive ions desorbed therefrom, wherein the first electrode fluid and the second electrode fluid discharged from the ion desorption device are introduced as a first electrode fluid and a second electrode fluid for the flow-electrode capacitive deionization method into the ion adsorption device.

The invention relates to a washing and caring machine in the technical field of bathing and caring, the washing and caring machine comprises a washing and caring device and a water treatment system, the washing and caring device comprises a cabin body and a spraying piece, and the spraying piece is arranged in the cabin body; the water treatment system is used for treating water to enable parameters of the water to meet preset conditions and conveying the treated water to the spraying part; when the spraying piece outputs water into the cabin body, a washing and protecting effect can be achieved; wherein the parameters of the water comprise at least one of temperature and cleanliness, and the communication relation among the water treatment system, the cabin body and the spraying piece is designed, so that the washing and protecting machine can achieve highly-automatic bathing operation from water inlet to water outlet, and a user can start bathing only by entering the cabin body; the user does not need to carry out tedious and complex pre-bath preparation work, and does not need to carry out large-amplitude carrying, lifting, moving and other operations on the user, so that the injury risk of the user in the moving process is greatly reduced, and the user experience is improved.