303 results about "Aqueous droplet" patented technology

1. The name of the design product: water droplet humidifying aromatherapy machine (KJR-321). 2. The use of the design product: for increasing air humidity and air fragrance by atomizing and volatilizing water and spices. 3. The design points of the design product: in shape. 4. The picture or photo best indicating the design points: perspective view.

A three-dimensional ice accretion reconstruction method and apparatus for a fan blade, and a device and a storage medium. The method comprises: using a cross-sectioning method to cut a fan blade, so as to obtain two-dimensional airfoil-section coordinate data of each position; performing airflow field calculation on each two-dimensional airfoil section, so as to obtain an external airflow velocity of each two-dimensional airfoil section; performing force analysis on water droplets, calculating impingement positions of the water droplets on each two-dimensional airfoil section, and then calculating a local water droplet impingement coefficient and a freeze fraction; on the basis of the local water droplet impingement coefficient, the freeze fraction and environmental parameters, acquiring the thickness of an ice accretion on each two-dimensional airfoil section and an ice accretion shape on each two-dimensional airfoil section; on the basis of the thicknesses of the ice accretions, updating the two-dimensional airfoil-section coordinate data; performing ice accretion calculation at the next time step until a preset condition is met; and performing lofting processing on each two-dimensional airfoil section, so as to obtain a three-dimensional ice accretion shape result of the fan blade. The increased thicknesses and shape of ice accretions of a fan blade under different working conditions are quickly obtained with a small amount of calculation.

A spectrophotometric system and method for quantifying water content in a liquid hydrocarbon stream is disclosed. The system can include at least one light source that produces a light having a desired wavelength and a flow chamber that allows passage of a sample of the liquid hydrocarbon stream. The light is configured to pass through the liquid hydrocarbon stream within the flow chamber. The system can also include at least one photosensitive detector array that measures an intensity of the light at one or more desired wavelengths of the light after it passes through the liquid hydrocarbon stream in the flow chamber. The intensity measurement of the at least one photosensitive detector array is used to quantify the undissolved water content of the liquid hydrocarbon stream.

The present technology presents an apparatus for cleaning the air and surfaces within an enclosed space of a viral, microbial, or malodor contamination. In an exemplary embodiment, the apparatus includes: a container configured to contain a water and a solid or gel pack that releases the gaseous cleaning agent upon contact with the water; an aerator housed in the base of the container; an air distributor in the container configured to distribute air from the aerator into the container to cause agitation of the water and release of gaseous agent; and a lid on the container having an opening configured to accelerate an air-borne spray of gaseous agent and water droplets therethrough into the surroundings.

The invention relates to the technical field of coating preparation, and provides a super-hydrophobic oleophobic epoxy anticorrosive wear-resistant powder coating and a preparation method thereof. According to the coating, phenolic epoxy resin and bisphenol A epoxy resin are used as matrix resin, phenolic hydroxyl resin is used as a curing agent, super-hydrophobic / oleophobic carbon nanotubes are used as a modifier, ethylene-tetrafluoroethylene copolymer and polyamide resin are used as flexibilizers, super-hydrophobic / oleophobic nano silicon dioxide powder and super-hydrophobic hollow glass beads are used as fillers, and the super-hydrophobic / oleophobic nano silicon dioxide powder and the super-hydrophobic hollow glass beads are used as fillers. The super-hydrophobic and oleophobic epoxy anti-corrosion wear-resistant powder coating is prepared by taking an inorganic pigment as a coloring agent through the steps of material preparation, premixing, melt extrusion, tabletting, cooling, crushing and sieving under the cooperation of various functional assistants. The powder coating is subjected to electrostatic spraying (40-70 KV), the coating film thickness is about 350 microns, and the powder coating is cured into a film after being subjected to hydrophobic / oleophobic min at 180 DEG C / 5 min or 230 DEG C / 1.5 under the baking condition of 180 DEG C / 5 min. The contact angles of oil drops and water drops can reach 160 degrees and 161 degrees respectively, and the rolling angles are 2 degrees and 1 degree respectively.

The embodiment of the invention provides a carbon nanotube / fluorocarbon resin composite microsphere photo-thermal super-hydrophobic anti-condensation coating and a preparation method thereof.The preparation method comprises the steps that firstly, carbon nanotubes and fluorocarbon resin are evenly dispersed in a solvent, then a small amount of non-solvent water is added to enable a solution system to be subjected to phase separation, and carbon nanotube / fluorocarbon resin composite microsphere dispersion liquid is formed; and finally, spraying the carbon nanotube / fluorocarbon resin composite microsphere dispersion liquid, and curing to obtain the photo-thermal super-hydrophobic anti-condensation coating. The carbon nano tube is in a microsphere shape in the coating, so that a typical micro / nano coarse structure is obtained on the surface, the water drop contact angle of the coating is as high as 158 degrees, the icing delay time is as high as 434s, and the ice adhesion force is as low as 16kPa; under the irradiation of sunlight, the temperature of the coating can be increased to 54.5 DEG C within 10 minutes under the photo-thermal action of the carbon nanotubes, so that the melting of ice is accelerated.

1. Name of the product in this design: Tissue Box (Water Drop). 2. Purpose of this design: For use in tissue boxes. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

Provided is a cellulose ester composition that has good flowability, and a molded product obtained therefrom that is a molded product in which water droplet marks are inhibited from occurring. A cellulose ester composition contains: (A) 100 parts by mass of a cellulose ester; (B) 19 to 45 parts by mass of a citric acid ester compound having a solubility in water of 2 g / 100 ml or less; and (C) 1 to 9 parts by mass of an adipic acid ester compound.

The application relates to a super-hydrophobic cotton fabric and a preparation method thereof. The fabric can be prepared by the following method: firstly, a pore-forming agent and polystyrene are dissolved in dimethylformamide to prepare a spinning solution; secondly, the cotton fabric is pretreated; thirdly, the spinning is performed by using an electrostatic spinning technology; and finally, the super-hydrophobic cotton fabric is prepared by washing under the assistance of ultrasonic waves. The super-hydrophobic cotton fabric prepared by the application contains the hydrophobic material polystyrene on the surface, the apparent contact angle of water drops on the surface of the cotton fabric ranges between 151 DEG and 154 DEG, the super-hydrophobic property is very good, the hydrophobic property of the cotton fabric is not obviously weakened after 10 times of washing, and this indicates that the hydrophobic material polystyrene can be firmly attached to the surface of the cotton fabric.

Device for producing a solid cryogenic abrasive from water, characterized in that the cryo-tube and loading unit form a single unit, wherein one or more spray nozzle blocks, equipped with identical or different interchangeable spray nozzles, are arranged in the cone of the cryo-tube such that the water can be sprayed from below into a cold nitrogen atmosphere of the cryo-tube, and the amount of nitrogen required for ice formation can be introduced from nitrogen nozzles attached to the tube and the lid, and the frozen water droplets immediately fall from the cryo-tube into the loading unit for absorption into the transport gas stream, assisted by the gas pressure generated during freezing.

5 Disclosed is a process for capturing multi-gas emissions. The process comprises passing multi-gas emissions through a reactor unit, spraying any one of sodium hydroxide, fly ash, fly ash-slaked / quick lime mixture, fly ash- steelmaking residue mixture, slaked lime- steelmaking residue mixture, red mud and red mud-fly ash mixture, over the multi-gas emissions in the reactor unit; and capturing water droplets coming along the multi-10 emissions using a demister unit.

The invention discloses a high-yield method for reducing dinitro and retaining sensitive protecting groups, which comprises the following steps: adding water, sodium dithionite and sodium carbonate into a container, stirring and clarifying, and dropwise adding a mixed solution containing raw materials; after the reaction is finished, extracting, separating liquid, concentrating, and purifying by silica gel column chromatography to obtain a product and a byproduct; the raw material is a compound containing a carbon-carbon double bond, a p-methoxybenzyl protecting group, a t-butyloxycarboryl protecting group and dinitro. Adding a byproduct into a phosphoric acid mixed solution for reaction; and after the reaction is finished, adding dichloromethane and water, dropwise adding triethylamine to adjust the pH value, extracting, separating liquid, drying, concentrating, and purifying by silica gel column chromatography to obtain the product. According to the method, a sodium hydrosulfite / sodium carbonate system and phosphoric acid step-by-step treatment strategy is adopted, reduction of dinitro is achieved under mild conditions, meanwhile, PMB protecting groups, Boc protecting groups and C-C double bonds are reserved, and the problem that stability and high yield of the protecting groups cannot be considered at the same time in an existing method is solved.

Provided herein are methods, and compositions for the detection and analysis of biomolecule interactions a microfluidic device. The detection and analysis occurs in aqueous droplets within an oil layer having surfactants.

Provided are a fluorine-containing ether composition and a coating liquid which are capable of forming a surface layer having excellent water droplet slipping properties, and an article having a surface layer having excellent water droplet slipping properties. A fluorine-containing ether composition containing a fluorine-containing ether compound (A) and a fluorine-containing ether compound (B), the compound (A) and the compound (B) each having a poly (oxyperfluoroalkylene) chain, a perfluoroalkyl group bonded to one end thereof, and a group represented by formula (I), in the combination of the compound (A) and the compound (B) contained in the composition, the number of carbon atoms of the perfluoroalkyl group contained in the compound (A) is less than the number of carbon atoms of the perfluoroalkyl group contained in the compound (B), and the content of the compound (A) is 30-95 mass% with respect to the total amount of the compound (A) and the compound (B). In-SiRnL3-n (I), L is a hydroxyl group or a hydrolyzable group, R is a hydrogen atom or a monovalent hydrocarbon group, and n is an integer of 0-2.

The invention belongs to the technical field of oil exploitation, and particularly relates to a fracturing fluid thickening agent as well as a preparation method and application thereof. The preparation method comprises the following steps: adding aminomethane tripropionic acid, ethanol and allyl chloride into a first reactor, carrying out a heat preservation reaction, and carrying out reduced pressure distillation to obtain a first functional monomer; adding 3-amino-1, 5-naphthalene disulfonic acid disodium salt, ethanol and allyl chloride into a second reactor, carrying out a heat preservation reaction, and carrying out reduced pressure distillation to obtain a second functional monomer; adding acrylamide, 1, 5-hexadiene-3, 4-diol, 3-[(3-acrylamidopropyl) dimethylammonium] propionate, a first functional monomer, a second functional monomer, monopotassium phosphate and water into a third reactor, dropwise adding an initiator, carrying out heat preservation reaction, adding ethanol, separating out precipitate, centrifuging to obtain a solid, and drying overnight to obtain the thickening agent. The thickening agent provided by the invention has the advantages of high apparent viscosity, strong shear resistance and strong antibacterial ability.

1. The name of the design product: plastic bottle (diamond water drop type 50ML-20L). 2. The use of the design product: for product packaging. 3. The design points of the design product: in the combination of shape and pattern. 4. The picture or photo that best indicates the design points: perspective view.

In aerogel glass plates, we provide a water droplet dispersion glass plate that completely eliminates residual water droplets adhering to the glass surface facing the outside air through the lotus effect. [Solution] In the aerogel plate glass 1, a water droplet dispersion plate glass G was formed in which irregularities ranging from several micrometers to more than 10 micrometers were formed on the glass surface 1A of at least one side of the glass by any means such as plasma treatment, nanocoating, or laser microfabrication.

1. Name of the designed product: wine bottle (arch bridge water drop bottle). 2. Use of the designed product: for containing liquid. 3. Design points of the designed product: in shape. 4. Picture or photo that best shows the design points: perspective view.

The invention provides an oral irrigator capable of accelerating the evaporation speed of residual water drops in a water tank in a vertical posture and realizing effective drainage and ventilation. The oral irrigator (1) is provided with a body (10) and a water tank (20) detachably connected to the body (10), the lower end of the body (10) is formed into a cylindrical shape with an opening, the upper end of the water tank (20) is connected to the lower end of the body (10), the oral irrigator (1) can be switched among a first state, a second state and a third state, and when the oral irrigator is in the first state, the water tank (20) is in the second state. The water tank is connected to the body so that water cannot leak to the outside through the water tank, when the oral irrigator is in the second state, a drainage and ventilation path is formed between the water tank and the body, the drainage and ventilation path allowing air to circulate inside and outside the water tank and discharging water, and when the oral irrigator is in the third state, the water tank is not connected to the body.

The utility model discloses a water-gas separation device which comprises a separation tank, a liquid outlet and a liquid inlet, the liquid outlet and the liquid inlet are arranged outside the separation tank, an exhaust pipe is arranged at the top end of the separation tank, a rotating column is arranged at the side end of the top end of the separation tank, and a rotating sleeve is rotatably connected outside the rotating column. A filter sleeve capable of being quickly detached is additionally arranged outside an exhaust pipe at the top end of a separation tank, a rotating sleeve can be shifted, a sleeve frame on the rotating sleeve drives the filter sleeve to quickly move to the outside of the exhaust pipe, and the filter sleeve can perform secondary fine filtration on rising gas exhausted from the exhaust pipe and intercept tiny water drops left after preliminary separation such as gravity settling; and when the filter cartridge is blocked due to excessive intercepted impurities, a worker can quickly rotate the rotating sleeve to enable the filter sleeve on the exhaust pipe to quickly leave, and the other set of sleeve frames can drive a new cartridge to move to the exhaust pipe to complete replacement, so that the shutdown maintenance time of equipment can be greatly shortened, and the production continuity is guaranteed.

This invention discloses a method for calculating the water droplet collection coefficient of a rotationally axisymmetric surface. The method includes: establishing a geometric model of a two-dimensional cross-section of the rotationally axisymmetric surface and meshing it; selecting a two-dimensional axisymmetric computational fluid dynamics model and solving for the two-dimensional axisymmetric airflow field; correcting the airflow field; establishing the force-motion equations for water droplets within a Lagrangian framework; releasing water droplets at equal intervals in the radial direction at a far-field location away from the surface; solving the motion equations for each water droplet; adding the mass flux of water droplets impacting surface micro-elements to the cumulative mass flux of that impacted micro-element; traversing the surface micro-elements and obtaining the water droplet collection coefficient of the rotationally axisymmetric surface based on the ratio of the cumulative mass flux to the theoretically maximum possible mass flux of water droplets collected by that micro-element. This method uses a two-dimensional axisymmetric approach to calculate the airflow field and water droplet collection coefficient of a rotationally axisymmetric surface, significantly reducing the number of meshes and improving computational efficiency.

The utility model provides a nozzle structure which comprises a shell, a spray pipe and an atomizing part, an installation cavity is arranged in the shell, the spray pipe is located in the installation cavity, a water injection hole is formed in the spray pipe, and the atomizing part is located between the front end face of the installation cavity and the front end face of the spray pipe. The front end of the shell is provided with a water outlet hole communicated with the front end face of the installation cavity, the spray pipe is provided with a water guide hole communicated with the water injection hole, the water guide hole is communicated with an atomization channel on the atomization piece, the side wall of the shell is provided with a first air inlet hole communicated with the installation cavity, and the side wall of the shell is provided with a second air inlet hole communicated with the installation cavity. A second air inlet hole communicated with the water injection hole is formed in the spray pipe, and the first air inlet hole is communicated with the second air inlet hole, so that the purpose that water is sprayed in a water drop shape and is not easily blown away by crosswind is achieved.

The invention relates to the technical field of hydrogen peroxide preparation through an anthraquinone method, in particular to a working solution regeneration treatment method and device in the process of hydrogen peroxide preparation through the anthraquinone method, and the method comprises the following steps: step 1, adsorbing and removing moisture in a working solution by adopting a solid alkaline material; step 2, applying an electric field to the working solution, so that water drops mixed in the working solution are charged; step 3, enabling the working solution to flow along a surface with sieve pores, applying another electric field on the surface, enabling the electrified water drops to move towards the surface under the action of the electric field, enabling the water drops to be polarized and subjected to electrostatic induction by the electric field, enabling two ends of the water drops to be charged with opposite charges to form induced dipoles, enabling positive and negative dipoles of adjacent water drops to attract each other, colliding with each other, and coalescing into large water drops, large water drops are discharged along the surface with the sieve holes; 4, the working solution is transferred to a carclazyte bed, a degradation product is reduced into anthraquinone, and then the working solution repeatedly enters a hydrogenation workshop section. The method has the following beneficial effects that the regeneration effect is good, the cost is low, and the service life of aluminum oxide is prolonged.

A transmission conductor glaze ice coating growth modeling and simulation method comprises the steps that an air flow field control equation is established, and the local collision coefficient of water drops and the surface of a conductor is solved based on the Euler-Lagrangian method; the method comprises the following steps: dispersing the surface of an iced conductor into a plurality of infinitesimal control bodies, establishing a mass conservation equation of each infinitesimal, and carrying out partition modeling on a surface thin water film flow process; constructing an infinitesimal energy conservation equation according to a thermodynamic equilibrium principle, and calculating a water drop freezing coefficient by balancing multiple energy input and output items; combining the collision coefficient and the freezing coefficient to establish an icing growth thickness calculation model; and setting physical parameters and boundary conditions in a finite element simulation environment, and simulating an icing growth process to obtain a glaze icing three-dimensional shape. According to the method, icing key parameters can be accurately calculated, the relative error between a simulation result and actual icing is lower than 5%, the defect of a wet growth icing theory is overcome, data support is provided for torsion, galloping and other problems caused by wire icing, and power transmission line icing prediction, analysis and prevention and control can be assisted.

Gas sensor element (1) for detecting a specific gas component in a measured gas, wherein the gas sensor element (1) is enclosed in a cover body (S) and has the following features: an element body (2) in the form of a long plate, which has a gas collection part (20) at its end on one side of the end surface (21) in a longitudinal direction (X); and a porous protective layer (3) which covers an outer circumference of the end on this side of the end surface (21) of the element body (2), wherein in a cross-section comprising two adjacent surfaces selected from the end surface (21) and the side surfaces (22) connected to the end surface (21), an outer surface (31) of the protective layer (3) facing an element corner (23) at which the two surfaces (21, 22) meet, has a shape with a corner part (4), the corner part (4) is configured such that the ratio (D / L) of an assumed diameter (D) of a water droplet (W) contained in the measured gas in an application environment to an effective length (L) of the corner part (4) in the cross-section including the two surfaces (21, 22) is greater than or equal to 1.5, wherein the cover body (S) has an inner cover (S11) and an outer cover (S12), and the assumed diameter (D) is determined as a function of the size of a hole diameter of through holes (S13, S14) of the cover body (S) and a space between the inner cover (S11) and the outer cover (S12) of the cover body (S), and in the cross-section which includes these two surfaces (21, 22), an angle formed by two surfaces (32, 33, 321, 331) of the outer surface (31) which meet at the corner part (4) is an acute angle.

The utility model discloses a novel hydrofluoric acid-resistant fog chamber, which comprises a fog chamber with an upper opening and a lower opening, the upper opening of the fog chamber is a sample outlet, and the sample outlet is provided with a sample outlet pipe; a lower cover is arranged at a lower opening of the fog chamber, and the lower cover is provided with a liquid discharge pipe communicated with the interior of the fog chamber; the sample outlet and the liquid discharge pipe are in the same axial direction, and a hollow pipe inner column detachably connected to the sample outlet is arranged in the same axial direction; the side wall of the mist chamber is provided with a guide pipe communicated with the inner wall of the mist chamber, the guide pipe is connected with an atomizer through an adapter, the mist chamber is designed to be of a top-shaped structure, after the inner wall of the mist chamber is subjected to sodium treatment, the hydrophilicity of the inner wall of the mist chamber is improved, and similarly, large water drops on the inner wall of the mist chamber can be effectively intercepted through the arrangement of an inner column and a flow guide groove; large water drops are prevented from entering the sample outlet.

A water atomizing unit that affixes to a blade sharpening device to cool, lubricate and clean the blade and sharpening disc. The unit pumps atomized water vertically downward and funnels the atomized fluid into a linear spray. The length and shape of the linear spray pattern is set by an elliptical array of bristles affixed to the bottom of the funnel. The spray deposits the clean water uniformly onto the blade and disc, keeping the blade temperature uniform across its length and width. The elliptical bristle array allows atomized water droplets to condense onto the bristles so as to define an elliptical ring of larger dripping water drops. The unit uses ultrasonic atomization in which the water is crushed and torn into small droplets by the energy of ultrasonic oscillation. The ultrasonic atomization is accomplished by a single piezo ultrasonic atomization device powered by a USB configured DC power supply.