416 results about "Dosing units" patented technology

The invention discloses an oxidation leaching system and method for argillaceous sandstone uranium ore. The system comprises a uranium leaching pool, a recovery pool, a liquid preparation-dosing unit pool and an intermediate pool. Wherein the uranium leaching tank is provided with a water dispersing layer, a uranium ore layer and a liquid collecting layer from top to bottom, and efficient oxidation of uranium ore is achieved through coupling of oxygen and ferric iron; the recovery pool is sequentially provided with a resin adsorption layer and a water inlet layer from top to bottom, and efficient recovery of uranium in the leachate is achieved; the liquid preparation-dosing unit pool is provided with an acid-resistant submersible sewage pump used for circularly conveying the ore leaching liquid to the uranium leaching pool and adjusting the pH value of the ore leaching liquid and the initial concentration of Fe < 3 + >. And the middle tank drives the ore leaching liquid to form periodic tidal flow circulation in the uranium leaching tank through an acid-resistant submersible sewage pump. According to the system and the method, tidal flow regulation and control, aeration oxygen supply enhancement and iron ion circulation oxidation technologies are coupled, and the uranium leaching rate gt of the argillaceous sandstone uranium ore is achieved by establishing a multi-stage oxidation field domain, optimizing a fluid migration path and establishing an iron element regeneration mechanism; 92%.

The invention belongs to the technical field of drinking water purification equipment, and particularly relates to an intelligent dosing system based on cloud computing, which comprises a monitoring unit, a data control unit and a dosing unit, according to the invention, the content of residual chlorine in the clean water tank and the concentration of sodium hypochlorite in the dosing pipe are detected, and the dosing rate and start-stop time of the dosing unit are controlled according to the detection result, so that dynamic control of the concentration of sodium hypochlorite in tap water is realized; the mode of storing the sodium hypochlorite solution in advance is utilized, the burden of the sodium hypochlorite generator is reduced, meanwhile, the adjustable range of the dosing rate of the dosing unit is expanded, the adjusting rate of the residual chlorine content in tap water is flexible, and tap water chlorine disinfection operation is more convenient.

The invention discloses an aquatic product temporary rearing circulation control system, and relates to the technical field of aquaculture. According to the method, a temporary rearing part and a circulation control part connected with the temporary rearing part are included; the temporary rearing part comprises a plurality of temporary rearing units, and the circulation control part comprises a circulation filtering unit, a disinfection unit, a balance adjusting unit, an automatic dosing unit, a control unit and an electric power storage unit; each temporary culture unit is connected with the circulating filtration unit, the ultraviolet disinfection unit, the balance adjustment unit, the control unit and the power storage unit in sequence; wherein the interior of the temporary rearing unit is divided into an upper temporary rearing area and a lower sewage collecting and discharging area with a conical bottom through a net-shaped partition plate, and the automatic dosing unit is connected with the balance adjusting unit. Automatic water filtration circulation can be achieved through the structure that the circulation control unit is communicated with the sewage collecting and discharging area, important parameters of the aquatic product temporary rearing environment are self-adaptively regulated and controlled through the control unit, the automation degree and the production efficiency of aquatic product temporary rearing are improved, and the labor cost is reduced.

The utility model provides a softening and hardness-removing device system for high-salinity wastewater. The device system comprises a reaction unit, a dosing unit and a central control unit, the reaction unit comprises a water inlet pipeline, a precipitation reactor and a water outlet pipeline which are connected in sequence; the water inlet pipeline is provided with a first detection module, the precipitation reactor comprises a plurality of purification monomers, each purification monomer is provided with a second detection module, the water outlet pipeline is provided with a third detection module, and the first detection module, the second detection module and the third detection module are used for detecting the quality of wastewater; the chemical adding unit is used for providing chemicals for the purification monomers; the central control unit is electrically connected with the first detection module, the second detection module, the third detection module and the dosing unit respectively. According to the high-salinity wastewater softening and hardness removing device, efficient and convenient softening and hardness removing of high-salinity wastewater are realized through accurate dosing control.

The utility model discloses a treatment device capable of accelerating starting of autotrophic denitrification of pyrite, and belongs to the technical field of sewage treatment. The Fe < 3 + > dosing unit comprises a Fe < 3 + > dosing tank (4) and a dosing pump (6); according to the water inlet unit, an aeration head (2) is arranged in a raw water tank (3), the aeration head (2) is connected with a nitrogen cylinder (1) through a valve, filler filled in the reactor is modified pyrite filler particles and modified ceramsite, the bottom of the reactor is connected with an aeration pump, and a Fe < 3 + > dosing tank (4) is connected with a water inlet (7) in the bottom of the reactor (13) through a dosing pump (6). The method comprises the following steps: aerating sludge, standing, discharging water, and adding ferric iron into the water subjected to nitrogen aeration treatment to carry out accelerated reaction. By adopting the technology of the utility model, the starting can be quickly carried out for more than 10 days.

The invention discloses a post-electroplating wastewater treatment system and treatment method with graded recovery, and relates to the technical field of electroplating wastewater treatment.The post-electroplating wastewater treatment system comprises a recovery cylinder, a primary separation unit, a chemical adding unit, a final-stage separation unit and a driving unit, and the recovery cylinder is used for mounting and fixing the primary separation unit, the chemical adding unit, the final-stage separation unit and the driving unit; the primary separation unit is used for separating greasy dirt and precipitated impurities, the chemical adding unit is used for separating suspended solids, the final-stage separation unit is used for separating organic matters and cleaning the inner wall, and when sewage enters the recycling barrel, the driving unit is used for controlling the primary separation unit to separate and recycle the greasy dirt and the precipitated impurities, and the chemical adding unit is used for recycling the suspended solids; organic matter separation and inner wall cleaning are carried out through the final-stage separation unit, and the influence on the separation and recovery efficiency is avoided.

The utility model discloses a high-efficiency automatic dosing device which comprises a main body treatment unit which comprises a sewage treatment tank and a liquid medicine box arranged right above the sewage treatment tank, and one side of the lower side wall of the liquid medicine box is fixedly communicated with a plurality of groups of dosing pipes which are uniformly distributed; the automatic uniform chemical adding unit comprises a double-shaft output motor fixedly mounted at the center of the lower side wall of the chemical liquid box, an output shaft of the double-shaft output motor is fixedly connected with a transmission rod, each transmission rod is sleeved with a corresponding walking wheel, walking supports matched with the walking wheels are fixedly arranged at the upper ends of the two sides of the chemical liquid box, and the walking supports are fixedly connected with the transmission rods. Rotating rods are fixedly installed on the inner walls of the two sides of the pesticide liquid box, the outer sides of the rotating rods are wrapped with a layer of separation cover, and the two ends of the rotating rods penetrate through the pesticide liquid box outwards and are fixedly sleeved with transmission wheels. According to the utility model, the liquid medicine scattering point can uniformly add the liquid medicine to the sewage in the sewage treatment tank along the sewage treatment tank, so that the sewage at all positions can be contacted and reacted with the liquid medicine at the first time.

A system (1) and a method for three-dimensional printing of a fibre-reinforced concrete structure, the system comprising: - a mortar mixing unit (3); - a print head (5) comprising a nozzle (7), a concrete mixing unit (9), a driving unit (12) arranged for driving said concrete mixing unit, an extruding unit (13), a further driving unit (15) arranged for driving said extruding unit; - a first transport means (17) for transporting the mortar; - an aggregate dosing unit (19); - a fibre dosing unit (21); - a second transport means (23) for transporting the aggregates and fibres; - a robot arrangement (25), comprising a static framework (27) and a robot (29) attached to said static framework, wherein the system comprises sensor means (31, 32, 33) for measuring and a control unit (34) for controlling the output flow rate of the mortar, the aggregate dosing rate and the fibre dosing rate. A computer program product with program code for performing the method is also claimed.

The invention discloses an automatic ammonia preparation device for adding ammonia water into condensed water at multiple points, and belongs to the technical field of industrial water treatment. Comprising an ammonia preparation unit, a multi-path adding unit and a control unit, the ammonia preparation unit comprises an ammonia water storage tank, a desalted water tank, a mixing and diluting tank, a first metering pump, a second metering pump and an online conductivity meter; the ammonia preparation unit is used for mixing ammonia water and desalted water in proportion; the multi-path adding unit comprises a main distribution pipeline and at least three parallel adding branches, each adding branch is communicated with a regulating valve, a flow meter and a static mixer, and the multi-path adding unit is used for adding mixed ammonia water to a plurality of adding points of the condensed water system; the control unit comprises a PLC (Programmable Logic Controller) and a pH sensor, the pH sensor is used for monitoring the pH value of condensed water at each feeding point, the PLC is in signal connection with the pH sensor, the online conductivity meter, the regulating valve and the flow meter, and the control unit is used for realizing dynamic flow distribution.

The invention relates to a plant for the generation of negative emissions of CO2 and decarbonised hydroxide. The plant comprises a gasifier (1), a heat exchanger (3), an indirect calciner (10), a contactor (20), a pH corrector (30), a hydroxide production unit (60) and a hydroxide dosing unit (40). The gasifier (1) receives high-temperature fuel (12) and steam (32) and releases syngas (11). The exchanger (3) receives high-temperature flue gas (170) from the calciner (10) and low-temperature steam (612) from the hydroxide production unit (60) and releases low-temperature flue gas (171) containing CO2 and high-temperature steam (32). The calciner (10) receives carbonate (110), syngas (11) and oxygen (160) and releases oxide (130) and high-temperature flue gas (170). The contactor (20) reacts water with the CO2 of the low-temperature flue gas (171) and releases acidic water (230). The pH corrector (30) reacts the acidic water (230) with the hydroxide (640) and releases buffered acidic water (240). The hydroxide production unit (60) reacts the oxide (130) with water (610) and releases hydroxide (630) and low-temperature steam (612). The hydroxide dosing device (40) doses hydroxide (640) for pH correction and decarbonised hydroxide (450) for other uses. The invention also relates to a method for the generation of negative emissions of CO2 and decarbonised hydroxide emissions.

Drilling emulsion plant, comprising a base emulsion unit (10), a mixing and dosing unit (20), a control unit (30) and an emulsion main line (50) wherein the base emulsion unit (10) is configured to provide a base emulsion and to supply it to the mixing and metering unit (20) via the emulsion main line (50), wherein the mixing and metering unit (20) is connected to the main emulsion line (50) and has an additive unit (40) and an emulsion secondary line (51) and is designed to provide a finished emulsion by adding an additive emulsion to the base emulsion wherein the aggregate unit (40) comprises an aggregate storage container (41), a pre-stage control element (42), an aggregate emulsion container (43) and a final control element (44), wherein the aggregate storage container (41) is designed to receive an aggregate, wherein the upstream actuating element (42) is designed to meter the aggregate into the aggregate emulsion container (43), wherein the emulsion bypass line (51) is connected to the emulsion main line (50) and is designed to direct a bypass flow of the base emulsion into the additive emulsion container (43) in a metered manner by means of an associated bypass control element (52), wherein the aggregate emulsion container (43) is designed to provide an aggregate emulsion from the aggregate, wherein the final actuating element (44) is connected to the control unit (30) and is configured to meter the additive emulsion into a main stream of the base emulsion, wherein the control unit (30) is configured to provide a final control signal which is configured to control an operating state of the final actuator.

The wastewater treatment system comprises a water inlet unit, a reactor, a separation unit and a circulation unit which are sequentially connected to form a closed-loop system, the water inlet unit is further connected with a chemical dosing unit, the water inlet unit is used for conveying wastewater to the reactor, and the chemical dosing unit is used for adding alkali into the wastewater to adjust the pH value and providing required magnesium ions; a fluidization reaction zone and a separation zone are arranged in the reactor, and the fluidization reaction zone promotes generation and growth of struvite particles through particle collision and aggregation; the separation zone enables generated particles to partially fall back to the fluidization reaction zone for continuous reaction through preliminary solid-liquid separation; the separation unit is used for receiving the wastewater in the separation area, further removing residual particles, and enabling the small particles to flow back to the reactor through the circulation unit for recycling. By optimizing the particle generation, separation and backflow processes in wastewater treatment, the formation of target large particles is promoted, the resource recycling is facilitated, meanwhile, the consumption of chemical agents is reduced, and the cost is reduced.

A system for softening high-salinity water via self-induced calcium bicarbonate crystallization in a fluidized bed, including a fluidized bed-based crystallization-softening reaction unit, a water feeding unit, a dosing unit and a regulation unit. The fluidized bed-based crystallization-softening reaction unit is configured to induce a crystallization reaction to soften high-salinity water. The water feeding unit is configured to supply high-salinity water to the fluidized bed-based crystallization-softening reaction unit. The dosing unit is configured to supply a pH regulating agent to the fluidized bed-based crystallization-softening reaction unit. The regulation unit is configured to perform reflux replenishment for the fluidized bed-based crystallization-softening reaction unit and recover escaping crystals. A high-salinity water softening method using such system is also provided.

A method for managing refilling a first reservoir of an ambulatory infusion system from a first container that stores a first drug and for managing refilling a second reservoir of the ambulatory infusion system out of a second container that stores a second drug is disclosed. The method includes repeatedly and automatically carrying out a filling volume assessment routine, which involves determining the expected infusion of the first drug and the second drug between the present time tp and the end of an estimation time interval tf and determining if the first reservoir shall be refilled and / or if the second reservoir shall be refilled at tp based on the expected infusion of the first drug and the second drug determined in step (a). Ambulatory infusion device control units and ambulatory infusion devices that are configured for carrying out such method are also disclosed.

The invention discloses a sewage treatment device with a flow adjustable function, and relates to the technical field of sewage treatment.The sewage treatment device comprises a treatment cylinder, an adjusting unit, a chemical adding unit, a stirring unit and a cleaning and filtering unit, and the treatment cylinder is used for installing and fixing the adjusting unit, the chemical adding unit, the stirring unit and the cleaning and filtering unit; the adjusting unit is used for adjusting the flow of sewage, the dosing unit is used for feeding a flocculating agent, the stirring unit is used for fully mixing the sewage and the flocculating agent, and the cleaning and filtering unit is used for filtering the sewage and treating impurities. A flocculating agent is self-adaptively fed according to sewage quantity through the dosing unit, sewage is fully stirred by matching with the stirring unit and is fully reacted and settled with the flocculating agent, and finally, impurities are treated and the sewage is filtered through the self-cleaning filtering unit, so that the sewage treatment efficiency is improved.

The utility model discloses a wastewater pretreatment device for an MVR (Mechanical Vapor Recompression) evaporator. The wastewater pretreatment device comprises a hardness removal reaction unit, a wastewater collection unit, a dosing unit and a treating fluid transfer unit, the hardness removal reaction unit comprises a reaction tank and a sediment solid discharge port formed in the bottom of the reaction tank; the wastewater collecting unit comprises a wastewater collecting barrel and a first lifting pump which is arranged on the wastewater collecting barrel and is used for sucking wastewater into the reaction tank; the dosing unit comprises a liquid medicine barrel and a dosing pump used for sucking liquid medicine in the liquid medicine barrel into the reaction tank, and the main chemical component of the liquid medicine is one of Na2CO3, NaHCO3 or H2CO3; the treatment liquid transfer unit comprises a treatment liquid transfer barrel and a second lifting pump for sucking the wastewater without hardness in the reaction tank into the treatment liquid transfer barrel. According to the device disclosed by the utility model, calcium and magnesium ions in the wastewater are separated out in a crystal form by adding the carbonic acid soluble salt; and part of crystalline salt remaining in the waste liquid is filtered and removed by the filter for the second time, so that a series of problems caused by scaling of the evaporator are solved.

The utility model discloses a sludge low-temperature acidolysis device which comprises a dosing unit and a PLC (programmable logic controller), a reaction unit is arranged on one side of the dosing unit, a double-pipe heat exchanger is arranged on one side of the reaction unit, and a storage unit is arranged on one side of the double-pipe heat exchanger. Sulfuric acid can be added into sludge in the hydrolysis tank through the medicine storage tank and the electromagnetic flow pump, so that the sulfuric acid reacts with the sludge, the pH value of the sludge is reduced to 5, hydrolysis of organic molecules in the sludge and dissolution of cell membranes are promoted, bound water in cells can be released to become free water easy to remove, and the sludge can be recycled. The sludge dewatering performance is effectively improved, meanwhile, by controlling the temperature in the hydrolysis tank, some side reactions generated by high-temperature reactions can be effectively avoided, needed heating energy is correspondingly reduced, consumption is greatly reduced, the sludge can be cooled through the double-pipe heat exchanger, later treatment is facilitated, and the sludge dewatering efficiency is improved. Meanwhile, the storage unit can be used for well storing the acidolysis sludge, so that later sludge dewatering operation is facilitated.

The invention belongs to the technical field of wastewater treatment, and particularly relates to an intelligent dosing system and method for hardness and alkali removal wastewater. The monitoring unit is used for monitoring calcium hardness, magnesium hardness and alkalinity of inlet water and outlet water and monitoring the pH value in a reaction tank 1; the control system is in communication connection with the monitoring unit, receives the monitoring data, and is used for selecting a dosing mode according to the calcium hardness, magnesium hardness and alkalinity data of the inlet water, calculating the dosing amount and feeding back and adjusting the dosing and pH value according to the monitoring data of the outlet water; the chemical adding unit comprises a lime chemical adding device, a sodium hydroxide chemical adding device and a sodium carbonate chemical adding device which are respectively connected with the control system, and corresponding chemicals are added according to instructions of the control system; the treatment unit sequentially comprises a coagulation tank, a reaction tank 1, a reaction tank 2, a flocculation tank and a sedimentation tank. According to the invention, through automatic intelligent dosing, the purpose of removing alkalinity and hardness in water at the lowest cost is achieved.

The invention relates to the technical field of diesel generator waste gas treatment, in particular to a diesel generator waste gas treatment device which comprises a gas inlet, a waste gas treatment unit for filtering waste gas, a collecting box for collecting particles generated during treatment and discharging the particles, and a chemical adding unit for adjusting chemicals according to the waste gas treatment amount. A dust removal opening is formed in the collection box; the waste gas treatment unit comprises a wet treatment box and a dry filtering box fixedly mounted on the wet treatment box. According to the waste gas treatment device, waste gas is discharged after being subjected to particle filtration through the primary filter screen and the rear filter screen and then is discharged into the moisture treatment box through the bag body, meanwhile, water is sprayed into the moisture treatment box through external water spraying equipment, liquid medicine in water is neutralized with harmful substances in the waste gas, and therefore the harm of waste gas emission to the environment is reduced; and particle treatment and harmful substance treatment of waste gas are completed, and the treatment effect is better.

The utility model provides a stainless steel wastewater treatment system which comprises a pretreatment unit which comprises a high-density sedimentation tank device and a first filtering device which are sequentially connected in series through a pipeline; the deep treatment unit is communicated with the pretreatment unit through a pipeline, and the deep treatment unit comprises an ultrafiltration device and a first reverse osmosis device which are sequentially connected in series through a pipeline; the sludge treatment unit is communicated with the high-density sedimentation tank device through a pipeline; the dosing unit is respectively connected with the high-density sedimentation tank device, the ultrafiltration device, the first reverse osmosis device and the sludge treatment unit. According to the utility model, most impurities and pollutants in the wastewater can be effectively removed, the treated water quality can stably reach the standard, the treatment efficiency is high, the operation cost is low, and the requirements of environmental protection and reuse of reclaimed water can be met.

The invention relates to the technical field of wastewater treatment, in particular to a micro-plastic removal and recovery method and system based on magnetic adsorption-dissociation. The method comprises the following steps: S1, magnetic adsorption agglomeration; S2, magnetic separation; and S3, dissociation and recovery. The system comprises a raw water tank, a magnetic seed adding unit internally provided with a magnetic seed storage tank, a mixing reactor, a magnetic separator, a dissociation regeneration tank and a secondary magnetic separator which are connected in sequence, the method disclosed by the invention has high-efficiency removal capability on micro-plastics under different water quality conditions, regeneration cycle performance of magnetic seeds and adaptability and stability to complex water bodies, and the technology has remarkable advantages in the aspects of deep removal of the micro-plastics and resource recovery.

The invention relates to the technical field of tap water disinfection equipment, in particular to a real-time monitoring and self-adjusting intelligent dosing system for a waterworks and a dosing method. A real-time monitoring and self-adjusting waterworks intelligent chemical dosing system comprises a tank body, a water body input unit, a chemical agent input unit, an automatic chemical dosing unit, a stirring and mixing unit and a water quality monitoring unit, the stirring and mixing unit is provided with a stirring shaft arranged in the tank body, and the automatic chemical dosing unit comprises a chemical dosing bin body with a plurality of chemical dosing openings; according to the chemical dosing device, after a preset amount of chemical is injected into the chemical storage cavity, the caliber regulation and control mechanism is started to open all the chemical dosing openings in a unified mode, it is guaranteed that the chemical release amounts of all points are consistent at the same time, and the chemical dosing device is stable in chemical dosing by combining rotation of the stirring shaft; and under the action of the rotary linkage assembly, the dosing bin body is driven to rotate at the same time, and it is ensured that chemicals can be evenly distributed in the whole tank body range.

The utility model relates to a biopharmaceutical wastewater treatment system which comprises a primary treatment unit, a secondary treatment unit and an ultrafiltration membrane unit, and the ultrafiltration membrane unit is used for filtering sewage discharged from a water producing pool and separating the sewage into recycled water and concentrated sewage; the sludge discharge unit is used for collecting sludge of the air flotation machine, the sedimentation tank, the middle tank and the pre-sedimentation tank; the dosing unit comprises a nutrition dosing device, an alkali dosing device, a coagulation dosing device and a flocculation dosing device; and the aeration unit is used for carrying out aeration treatment on the low-concentration adjusting tank, the high-concentration adjusting tank, the mixed flocculation tank, the anoxic tank, the first-stage aerobic tank, the second-stage aerobic tank, the third-stage aerobic tank, the middle tank and the membrane cleaning tank. According to the biological pharmaceutical wastewater treatment system disclosed by the embodiment of the invention, pharmaceutical wastewater with different concentrations can be fully and effectively treated through the primary treatment unit, the secondary treatment unit and the ultrafiltration membrane unit, so that a very good sewage treatment effect is achieved.

The utility model discloses a fly ash landfill leachate treatment device, and belongs to the technical field of wastewater treatment. The device comprises a feeding unit, a reaction unit, a filter unit, a sludge treatment unit, a concentrated water treatment unit and a dosing unit, the feeding unit, the reaction unit and the filter unit are sequentially connected, and the dosing unit is respectively connected with the reaction unit, the filter unit and the sludge treatment unit. The sludge treatment unit is respectively connected with the reaction unit and the filter unit, the concentrated water treatment unit is connected with the rear end of the filter unit, the device breaks through the treatment mode that membrane treatment + A / O process is used as a pretreatment process section in the traditional process, adopts an efficient electro-catalysis device, is stable in operation, and ensures that the effluent quality meets the requirements of general regions.

The invention discloses a regulation and control system for anaerobic digestion and a magnetic charcoal preparation method thereof, which effectively achieve the purposes of increasing methane yield and reducing system energy consumption, and comprises: an anaerobic fermentation unit, which is provided with an aeration device and a heat exchanger; the micro-nano bubble generation unit is connected with the aeration device through a pipeline and comprises a switchable gas source for providing at least one of H2, N2 and CO2; the bubble generation assembly adopts a composite structure of a microporous membrane and a Venturi tube; the magnetic charcoal adding unit is connected with the anaerobic fermentation unit through a sealing pipeline and comprises a storage tank and a screw feeder; the intelligent control unit comprises a sensor array and an executing mechanism, the structure is novel, the conception is ingenious, operation is easy and convenient, the effects of accurately controlling the particle size of bubbles and maintaining the interface potential are effectively achieved, and the effect of intelligently switching gas components and the charcoal adding amount is achieved.

The utility model provides an intelligent super-efficiency magnetic disk underground in-situ turbidity removal system, and aims to solve the technical problems of high medicament consumption and energy consumption caused by the fact that the medicament adding amount of existing mine water underground treatment equipment needs to be manually controlled. The system comprises a mine water pretreatment unit, a magnetic coagulation unit, a magnetic disk separation unit, a magnetic recovery unit and a dosing unit which are connected through pipelines, the chemical adding unit comprises a controller, and a water inlet flow meter, a water inlet quality monitor, a water outlet quality monitor, an image acquisition instrument and a chemical adding pump which are respectively in communication connection with the controller; the controller is used for controlling the adding amount of the medicament adding pump according to the measured water inlet flow value, the measured SS value and COD value of the inlet water, the measured SS value and COD value of the outlet water and the measured alumen ustum image of the outlet water. According to the system disclosed by the utility model, underground in-situ treatment of the mine water is realized, an intelligent dosing system is adopted, and when the treatment scale is 2000-30000 m / d, the medicament consumption is saved by more than 20%, and the energy consumption is saved by more than 69%.

A manufacturing system for a multifunctional composite mala colored stone material, characterized in that: It comprises a raw material pretreatment module, a precision composite manufacturing module, a finished product post-treatment module, which are connected in sequence, and an intelligent control module that networks the respective modules; that the raw material pretreatment module contains an aggregate treatment unit and an auxiliary material treatment unit, for the aggregate treatment unit a link of “vibrating feed → jaw coarse crushing → cone medium crushing → VSI sand production-shaping → classification by means of a multi-deck circular vibrating screen” is used, through the classification aggregates are obtained in specifications of 30 meshes, 50 meshes, 80 meshes, 120 meshes, the auxiliary material treatment unit is equipped with an LM vertical mill and a drying-dehumidifying device;that the precise compound manufacturing module includes an intelligent dosing unit and a mixing modification unit, the intelligent feeding unit is controlled by a PLC control system networked with an electronic dosing scale, and the precision error of a proportional division is ≤ ± 0.5%.

A dispensing unit (100) for automatically dispensing detergent tablets (102) for use in an automatic dispensing system (20) of an aqueous household appliance (1), the dispensing unit (100) comprising a storage magazine (110) for storing a plurality of detergent tablets (102) and a dispensing device (120) for releasing a respective one of the detergent tablets (102), wherein the storage magazine (110) comprises a tubular portion (112) for storing the plurality of detergent tablets (102) in a line one after the other.

A device for dosing solid and / or liquid substances includes a container to hold solid and / or liquid substances in an interior space of the container. The container has at least one side wall, at least one base wall, and at least one outlet opening. The device also includes a dosing unit to dose solid and / or liquid substances contained in the container from the outlet opening, and a sensor arranged in the exterior space to detect electromagnetic radiation. The sensor is located in a region above the base wall and opposite a transparent part of the side wall. The device is configured to enable an empty signal from the device's container to be detected more reliably and a drink to be completely dosed, even upon receiving an empty signal. A beverage maker and a method are additionally provided.

Exhaust aftertreatment device, in which a HWL is conveyed through a flexible HWL hose (15) to a metering unit (23) with a nozzle (70) which injects the HWL into an exhaust gas stream (18), wherein the HWL hose (15) is arranged within a jacket (31), wherein a spacer (37) maintains a distance between the HWL hose (15) and the jacket (31), wherein a blower (22) is provided with which air can be conveyed within the jacket (31) to the metering unit (23).