Abstract: A computerized method and computing platform provides for managing a skill-based competition via network-based submissions. The method includes providing event rules across a communication network to a first user, the event rules relating to competing in the skill-based competition. Via the communication network, the method includes receiving an entry submission from the first user, the entry submission including score data and video data relating to a video feed of the first user competing in the skill-based competition. The method includes analyzing the video feed of the first user competing in the skill-based competition using at least one photogrammetry processing technique, including validating if the first user was in compliance with the event rules while competing in the skill-based competition. Based thereon, a verification score is compared with the score data and the method manages a leaderboard data set as part of managing the competition.

Abstract: Multi-player games in which players cooperate and/or compete with one another over the course of several rounds of the game are disclosed. A controller may synchronize gaming devices used by the players during the multi-player games. The controller may send sync commands to the gaming devices. In response to the sync commands, the gaming devices may start a sync timer which defines a window in which certain guarded operations may be accepted by the gaming devices. The controller may send periodic sync update commands to the gaming devices which cause the gaming devices to update their respect sync timers to a time remaining of a master sync timer or window maintained by the controller. The controller may ensure that play of the multi-player game proceeds in a relatively lock-step manner across the gaming devices.

Abstract: A yo-yo has at least one sensor configured to measure a parameter related to movement of the yo-yo, a transmitter configured to transmit the measured parameter to the computing device. A server is configured to determine a trick performed with the yo-yo based on the measured parameter, and to communicate the determination to one or more computing devices of different players.

Abstract: A plush toy having an attached lenticular printed film is described. The plush toy may comprise an exterior surface comprising a front fabric panel, a rear fabric panel, and an interior surrounded by the exterior surface and comprising a filling. The exterior surface may comprise a lenticular printed film sewn to the front fabric panel along a second seam and comprising a first embedded image and a second embedded image different from the first embedded image. The plush toy may have a substantially flat face to limit any ghosting effect in the lenticular printed film. The lenticular printed film may display a pair of eyes, a nose, and/or other facial features. The plush toy head may also have legs, feet, arms, hands, ears, and/or a tail.

Abstract: The present disclosure provides processes and systems for ethanol production. In one embodiment, a first beer column receives a first portion of a feed mixture including ethanol and water to form a first beer column bottom stream and a first beer column vaporous overhead stream. A beer column receives a second portion of the feed mixture. A first portion of the first beer column bottom stream is forwarded to a first beer column reboiler. A second portion of the first beer column bottom stream is forwarded to a plurality of evaporators. A condensed portion of the first beer column vaporous overhead stream is forwarded to a stripper column. The stripper column forms a feed stream, which is contacted with a separation system, thereby forming a permeate and a retentate. The permeate is forwarded directly to at least one selected from the first beer column and the stripper column.

Abstract: A phase separation assembly includes a stand pipe configured to be located at a bottom of a distillation column, the stand pipe for directing a liquid phase of a hydrocarbon fluid through a bottom outlet to a heating assembly; a return conduit configured to direct heated hydrocarbon fluid from the heating assembly into the distillation column; a ring baffle configured to be located within the distillation column above the return conduit; and a horizontal plate configured to be disposed above the stand pipe. The ring baffle directs the heated hydrocarbon fluid around the inner circumferential wall of the distillation column so that vapor and liquid phases can separate. Weir features on the ring baffle can facilitate separation of vapor and liquid flows of the hydrocarbon.

Abstract: The present invention relates to a method for removing HCl in a chlorination reaction, and more particularly, to a method capable of efficiently removing HCl produced during a chlorination reaction of an aromatic compound. The present invention includes, in a chlorination reaction in which a final product with a chlorine-substituted terminal is produced in column reactors connected to each other in series, heating hydrogen chloride produced in the chlorination reaction in a stripping column connected to the reactor positioned at the rearmost end, to remove hydrogen chloride.

Abstract: The present invention discloses systems, devices, and methods for symphasic closed-cycle heat exchange, applicable to processes for extraction of compounds from biological materials, such as cannabis and other plants; said systems, devices, and methods incorporating a closed-cycle refrigeration circuit to provide energy savings and other improvements over existing single loop closed-cycle extraction processes.

Abstract: A fluidic coupling is positioned between a first fluidic structure and a second fluidic structure. The first fluidic structure has a first channel configured for conducting fluid and opening at a first opening at a first surface of the first fluidic structure. The second fluidic structure has a second channel configured for conducting fluid and opening at a second opening at a second surface of the second fluidic structure. The fluidic coupling includes a sealing element and an elastic structure. The elastic structure may be elastically deformed by the sealing element, thus allowing a fluidic communication between the first channel and the second channel.

Abstract: A liquid chromatography column comprising: a column tube including a flow path that runs therethrough in an axial direction of the column tube and that is filled with a filler; a filter unit that is mounted at an axial direction end of the column tube to trap the filler inside the flow path; and a cap that includes a through hole communicated with the flow path through the filter unit and that is mounted at the column tube, wherein a gap, which is a space into which the filler overflowing from the flow path can escape when the cap is being attached to the column tube, is formed at an outer side of a contact surface at which the column tube and the filter unit contact each other.

Abstract: A degasser for degassing a mobile phase includes a degasser chamber with a degasser volume for receiving a degassing membrane, a delimiting unit for delimiting a first space of the degasser volume with respect to a second space of the degasser volume while maintaining a fluid connection between the first space and the second space. The first space in an operation in an environment of the degassing membrane includes a higher partial pressure of vapor of the mobile phase than the second space with a lower partial pressure of vapor of the mobile phase. The degasser further includes a suction unit for sucking a gas that passed through the degassing membrane from the second space, and/or an associated gas supply unit for supplying an associated gas in the second space or in a fluid conduit that is connected to the second space.

Abstract: A filter unit for a mixing apparatus includes a hydrophilic filter and a hydrophobic vent filter. The hydrophilic filter is configured to receive a fluid including a liquid and gas. The hydrophilic filter is further configured to sterilize the liquid. The hydrophobic vent filter is configured to receive the gas from the hydrophilic filter. The hydrophobic vent filter further includes a vent and a membrane configured to separate an interior of the filter unit from an exterior of the filter unit, the gas being vented from the filter unit by flowing across the membrane and out of the vent. In some embodiments, the filter unit further includes a defoaming device configured to receive gas, foam comprised the liquid containing trapped gas, and some of the liquid from the hydrophilic filter and is further configured to release at least some of the gas from the foam.

Abstract: The presently disclosed subject matter concerns a gas-purge assembly comprising a phase-separator and a gas-purge valve, for receiving a gas-liquid mixture and intermittently release gas therefrom; said phase-separator comprising a separator tank for accommodating said gas-liquid mixture and facilitate bubbling of gas of the gas-liquid mixture towards an upper portion thereof; and a main port for receiving the gas-liquid mixture from a top portion of an external gas-liquid mixture source disposed therebelow; said gas-purge valve comprising a valve chamber for separately accommodating liquid and gas, said valve chamber having an upper zone in fluid communication with an upper portion of said separator tank, and a lower zone in fluid communication with a lower portion of said separator tank; a venting aperture formed at said upper zone; and a sealing arrangement, configured to intermittently seal and open said venting aperture to enable intermittent release of gas therethrough.

Abstract: A filtrate vat assembly for a filter press, including a filtrate vat defining a receptacle being laterally delimited by a border elevated from a base of the receptacle and open towards a side opposing the base. A gap is provided on the border, such that an outlet opening extending laterally through the border is formed, thereby providing a fluid drainage route from the receptacle, the gap being open towards the side opposing the base. The filtrate vat assembly further includes a lid covering the outlet opening from the side opposing the base, such that the outlet opening is delimited by the border and the lid.

Abstract: A filter cartridge includes a housing, a filter member disposed within the housing, and an endcap disposed within the housing between the filter member and the housing. The housing includes a first end with an inlet, a second end opposite to the first end, and an outlet. The filter member includes a first axial end that faces the first end of the housing and a second axial end that faces the second end of the housing. The endcap including an outer side that faces the first end of the housing and fins that project from the outer side of the endcap. The fins configured to redirect the fluid flowing into the filter cartridge through the inlet in the housing.

Abstract: A modular fluid collection system. The fluid collection system comprises a plurality of modular fluid collectors. Each modular fluid collector comprises a geocellular module; a containment membrane; and a filter, with the modular fluid collector disposed at a gradient. The plurality of modular fluid collectors are in communication with each other and are substantially parallel to each other. A method for fluid collection. The fluid collection system comprises contacting a fluid with a plurality of fluid collection modules; passing a fluid through a containment membrane; receiving the fluid into cavity; and contacting the fluid with a geocellular module.

Abstract: Provided by the present invention is a faucet water purifier for filtering a raw water, which comprises a control valve and a filtering device, wherein the filtering device defines a first communicating opening and a second communicating opening, the control valve comprises a valve body and a valve core, wherein the valve body defines a valve cavity, a first opening, a second opening, a third opening, a raw water inlet and a draining opening, wherein the valve core is disposed inside the valve cavity, wherein the first opening is communicated with the first communicating opening of the filtering device, the second opening is communicated with the second communicating opening of the filtering device, the third opening is communicated with a water outlet of the filtering device, and the raw water inlet of the valve body is adapted to be communicated with a raw water source.

Abstract: A filter assembly includes a manifold having a fluid inlet and a fluid outlet, a filter housing having a filter medium provided therein, the filter medium defining an inner filter chamber and defining an outer filter chamber between the filter medium and the filter housing, the filter housing being removably attached to the manifold so as to provide a fluid flow path from the inlet into the inner filter chamber, through the filter medium into the outer chamber and out of the outlet; characterised by the filter assembly further comprising a valve assembly mounted inside the manifold, the valve assembly comprising a shut off valve piston and a shut off valve spring arranged in engagement with the valve piston to bias the valve piston into a first position

Abstract: A filter assembly includes a manifold having a fluid inlet and a fluid outlet, a filter housing having a filter medium provided therein. The filter medium defines an inner filter chamber and defining an outer filter chamber between the filter medium and the filter housing, the filter housing being removably attached to the manifold so as to provide a fluid flow path from the inlet into the inner filter chamber, through the filter medium into the outer chamber and out of the outlet. The filter assembly also has a valve assembly mounted inside the manifold. The valve assembly also includes a shut off valve piston and a shut off valve spring arranged in engagement with the valve piston to bias the valve piston into a first position and an adaptor ring located between the shut off valve piston and the filter housing and provided with an annular outlet seal.

Abstract: An air filter has a filter housing with inlet opening, outlet opening, and service opening. A first filter element and a second filter element are arranged inside the filter housing between inlet opening and outlet opening. The first filter element is arranged in a mounting frame. The first and second filter elements can be flowed through serially in one or more operating states of the air filter. The mounting frame is insertable through the service opening into the filter housing in a joining direction and removable from the filter housing opposite to the joining direction. The second filter element has a wedge stop. A clamping wedge arranged at the mounting frame, upon insertion of the mounting frame into the filter housing, contacts the wedge stop of the second filter element and clamps the second filter element at the filter housing in a clamping direction transversely to the joining direction.

Abstract: A method of verifying sterilization comprises performing a sterilization cycle on a sterilizing cabinet, opening the door with the first filter overlying the vent port by a single user being non-sterile and ungowned and examining the first filter, by the single user being non-sterile and ungowned, to verify the integrity of the sterilization cycle in the sterilizing device, determining if the integrity of the first filter is acceptable by the single user being non-sterile and ungowned, and removing, by the single user being sterile and gowned, through the access port at least one tray from the interior of the sterilizing cabinet if the integrity of the first filter is acceptable.

Abstract: A portable air filtration system for efficiently installing an air filtration system to a barrier which may be easily removed or replaced. The portable air filtration system generally includes a filtration unit which is adapted to be secured to a barrier over an opening in the barrier. The filtration unit includes a first connector which may include a fastener or a magnetic element. A second connector is provided to secure the filtration unit to the barrier, with the second connector including a fastener or a magnetic element on its first side to engage with the first connector and an adhesive on its second side to engage with the barrier. The filtration unit may also include a removable one-way valve such as a flap and an optional secondary filter.

Abstract: A gaseous fluid filter has a filter element insertable into the filter housing through a service opening. A clamping wedge is insertable in a joining direction for clamping the filter element in clamping direction against the filter housing. The filter element rests against the filter housing with a seal surface facing away from the clamping wedge. The clamping wedge has a housing wedge side facing a housing stop and a filter element wedge side facing a filter element stop. These wedge sides each have first and second bearing surfaces separated by a step. The joining direction extends in or parallel to a contact plane between housing wedge side and housing stop. The first and/or second bearing surface of the filter element wedge side is positioned at a wedge base angle of 1° to 20° to the joining direction. The steps of the wedge sides are offset in joining direction.

Abstract: Disclosed is a complex air purifier. The air purifier includes a device housing provided with an outdoor air inlet part and a purified air outlet, a filter unit provided in the device housing to purify air, a blowing fan provided in the device housing to enable the air introduced through the outdoor air inlet part to be filtered by the filter unit and the purified air to be discharged through the purified air outlet, and a sterilization unit provided in the device housing to sterilize the air purified by the filter unit, wherein the sterilization unit includes a photocatalytic sterilization unit configured to generate OH radicals through a photocatalytic reaction.

Abstract: A test device is provided for an air filter comprised in an air channel of a portable air purifier. The test device includes a sensor inlet and a sensor outlet, at least the sensor inlet being connectable to the air channel of the portable air purifier. The test device further includes a filter condition sensor, positioned between the sensor inlet and the sensor outlet, and configured to analyse a condition of an air filter comprised in the air channel.

Abstract: An air purifier includes a housing having a vented upper surface, a motorized fan assembly positioned within an interior volume of the housing and operable for discharging a filtered airstream through the vented upper surface, a hollow top cover, and an electric circuit, e.g., wireless charging electronics. The hollow top cover at least partially defines therein an electronics bay, floor vents configured to admit a portion of the filtered airstream into the electronics bay as a cooling airstream, at least one primary exhaust port for discharging the filtered airstream to a surrounding ambient environment, and at least one secondary exhaust port for discharging the cooling airstream to the surrounding ambient environment. The electric circuit is positioned in the electronics bay within the cooling airstream.

Abstract: The tube-shaped pleated filter member may comprise: a filter body having a tube shape such that a filter medium is pleated and is wound; and a support unit. The filter body may comprise outer pleated portions corresponding to the outside of the tube shape, and inner pleated portions corresponding to the inside of the tube shape. An inner virtual line connecting corners of the inner pleated portions may have the shape in which a unit wave shape recessed in the outward direction is repeated. Assuming, that the thickness at a part having the maximum distance between the inner virtual line and the outer virtual line is a first thickness (T1), the first thickness (T1) may have a range defined by [equation 1] with regard to the diameter (D) of the outer virtual line. D/15?T1?D/6.

Abstract: A filter element includes a media pack of Z-media having first and second opposite flow faces and a side wall extending between the first and second flow face. A gasket is secured to the side wall. The gasket has a sealing portion and an attachment portion. The sealing portion has a flat surface at least one inch long and is located between being planar with and 0.5 inches recessed from the first flow face, inclusive. The filter element can be used in a dust collector.

Abstract: The present invention describes systems and methods for blocking, confining and settling suspended particulate matter less than 100 m, preferably less than or equal to 10 m, comprising irradiating with radio waves the medium in which said suspended particulate matter is present in order to destabilize it, causing blocking from one zone to another, confining and settling.

Abstract: Provided herein is an apparatus. The apparatus can include a sorbent to dispose in an electric vehicle. The electric vehicle can include a battery cell. The sorbent can be configured to remove hydrogen sulfide gas from the electric vehicle. The hydrogen sulfide gas can be generated by a component of the battery cell.

Abstract: A fixing interface for fixing an air dryer cartridge and an air treatment device for a vehicle, especially a utility vehicle, includes a cartridge base assignable to the air dryer cartridge. The cartridge base has a fixing flange and a circular ring-shaped metal sheet in contact with the fixing flange in the mounted state. A housing portion assignable to a housing of the air treatment device fixes, in a mounted state, the fixing flange to the housing portion. The fixing flange has a first flange fixing element and the housing portion has a first housing fixing element. The first flange fixing element and the first housing fixing element, in the mounted state, are engaged with one another.

Abstract: A method of desorbing CO2 from a CO2-containing liquid solvent, comprising: providing a liquid solution comprising CO2; contacting the liquid to a porous anodized aluminum surface or porous anodized titanium surface while increasing the temperature or reducing the pressure of the liquid solution; and separating desorbed CO2 gas from the liquid solution. A desorption composition is provided comprising: an anodized aluminum substrate coated with a porous alumina layer and a functionalized surface and characterizable by an infrared absorption near 1712 cm?1 and a Raman band near 530 cm?1.

Abstract: Disclosed herein is a method of securing a membrane to a substrate, the method comprising: depositing a metal layer onto a surface of a substrate; and performing a bonding process that bonds a metal membrane onto the deposited metal layer.

Abstract: A carbon dioxide recovery system includes a main controller and unit controllers. The main controller provides guidelines to the unit controllers for a plurality of recovery units. The guideline serves as a guideline for controlling operations of components including an electrochemical cell, a channel on/off valve, a pump, and a channel switching valve. Each one of the unit controllers determines a control content for each one of components based on the guideline.

Abstract: A carbon dioxide capture composition includes a hydroxide-ion-exchanged poly(N-vinyl guanidine)-based polymer material as a sorbent. A method of preparing the carbon dioxide capture composition includes contacting a poly(N-vinyl guanidine)-based polymer material with hydroxide ion exchange beads, and exchanging hydroxide ion into the poly(N-vinyl guanidine)-based polymer material to form the sorbent. A carbon dioxide capture method includes contacting the sorbent with a gas stream, and sorbing carbon dioxide in the gas stream with the sorbent. A carbon dioxide capture system includes a sorption bed having a hydroxide-ion-exchanged poly(N-vinyl guanidine)-based polymer material as a sorbent.

Abstract: A method for calculating carbon credits includes obtaining sensor data associated with at least a portion of a deployment for cultivating a target product in a body of water, executing at least one model based at least in part on the sensor data to generate an output predicting at least one characteristic associated with the target product, the deployment, or a portion of the body of water, and inputting the output into a quantification model. The quantification model is executed to generate an output associated with a predicted capacity of the target product to sequester carbon dioxide. An accuracy of the predicted capacity resulting from the output of the quantification model is greater than an accuracy of a predicted or inferred capacity resulting from the output of each model individually. Carbon dioxide offset credits are determined based on the predicted capacity resulting from the output of the quantification model.

Abstract: The removal of acid gases (e.g., non-carbon dioxide acid gases) using sorbents that include salts in molten form, and related systems and methods, are generally described.

Abstract: An integrated, modular system for direct air capture (DAC) and electro-microbial production (EMP) for bioelectrochemical conversion of CO2 comprises (a) a solid absorbent configured to directly capture CO2 from air; (b) a first bioreactor configured to receive enriched and purified CO2 from the absorbent and convert the CO2 to an upgradeable organic carbon intermediate by an autotrophic microorganism, wherein the autotrophic organism derives energy from oxidation of electrochemically-generated reducing equivalents; and (c) a second bioreactor configured to receive the organic carbon intermediate from the first bioreactor for use as a feedstock by a metabolically engineered microorganism to generate a value added product.

Abstract: According to an example aspect of the present invention, there is provided a method of selectively catalytically reducing dinitrogen oxide present in a gaseous sample, comprising: providing a catalyst capable of reducing dinitrogen oxide; bringing the gaseous sample into contact with the catalyst to reduce dinitrogen oxide in the gaseous sample in the presence of the catalyst; wherein as a result of the reduction step, the gaseous sample is adapted for determination of the amount of an isotopic form of CO2 in the gaseous sample.

Abstract: The invention relates to a wall flow filter for removing particulate matter from the exhaust of internal combustion engines, comprising a wall flow filter substrate having a length L, and different coatings Z and F, the wall flow filter substrate being provided with channels E and A which run parallel between a first end and a second end of the wall flow filter substrate, are separated by porous walls, and form surfaces OE and OA, respectively; channels E are closed at the second end, and channels A are closed at the first end; coating Z is disposed in the porous walls and/or on surfaces OA, but not on surfaces OE, and contains palladium and/or rhodium and a cerium/zirconium mixed oxide; coating F is disposed mainly on surfaces OE, but not on surfaces OA, and comprises a membrane and no precious metal. The wall flow filter is characterized in that the mass ratio of coating Z to coating F ranges from 0.1 to 25.

Abstract: One aspect of the present disclosure is a membrane for water treatment. The membrane preferably includes at least one membrane sub-unit, and at least one membrane cartridge disposed in the at least one membrane sub-unit, the at least one membrane cartridge having a non-cylindrical profile.

Abstract: Methods of manufacturing ion exchange membranes and ion exchange coated electrodes are described herein. Such membranes and electrodes can be used in, for example, desalination processes.

Abstract: A high-flux silicon carbide ceramic filter membrane and a preparation method thereof are provided. In the preparation method, a separation layer is directly coated at a time on the basis of a support, that is, after the support is sintered, the separation layer is directly coated and then sintered for carbon removal. In the present disclosure, a sintering process and a coating formula are optimized to prevent fine silicon carbide particles from entering micropores of a support due to capillary filtration and film formation during coating, such that a separation layer with an average pore size of 0.2 ?m or less can be directly coated on a silicon carbide support with an average pore size of 10 ?m or more, and fine silicon carbide particles can be effectively prevented from entering micropores of the support during the coating.

Abstract: A porous cylindrical support for use in supporting a zeolite membrane has a generally cylindrical inside surface having a central axis extending in the longitudinal direction and a generally cylindrical outside surface that surrounds the inside surface. A zeolite membrane is formed on the outside surface. A maximum value A and a minimum value B of a support thickness in a circumferential direction satisfy (A?B)/(A+B)?0.3 in at least part of the support in the longitudinal direction, the support thickness being a radial distance between the inside surface and the outside surface. By reducing a variation in support thickness, it is possible to improve uniformity in the thickness of the zeolite membrane formed on the support.

Abstract: The present invention provides among other things a silver nanoparticle-coated membrane that reduces biofouling. The membranes exhibit extended antimicrobial properties that prevents the buildup that causes biofouling, which in turn prolongs the life of the membranes. The membranes may be reverse osmosis membranes, microfiltration membranes, ultrafiltration membranes, nanofiltration membranes, or any other membrane suitable for liquid processes.

Abstract: The present invention relates to a device for preparing a dialysis concentrate or another fluid, wherein the device includes an inflow for the raw material for the dissolving of or mixing with a raw material located in a container that can be dissolved in the solvent or can be mixed with it and a container having a raw material to be dissolved by means of the solvent or miscible with the solvent, wherein the device has connection means for connecting to the container, characterized in that the device has a mixing unit that is self-regulating and a mixing line and a suction unit arranged in the mixing line and a mixing chamber, with the suction unit being able to be brought into fluid communication with the inflow for the solvent and, by means of a suction line, with the container connectable to the device, and with a return line downstream of the mixing chamber leading back to the container connectable to the device.

Abstract: A receiving apparatus for receiving a bottle for a carbonation machine; the receiving apparatus has a securing apparatus for securing the bottle, the securing apparatus has a locking element, the locking element has a guiding means; when the receiving apparatus is moved from the bottle receiving state into the fitting state, the locking element is guided by the guiding means such that the bottle is secured by means of the locking element; the locking element is configured to be pivoted about a locking element axis; the locking element in the bottle receiving state is arranged in a radially outer position; when the receiving apparatus is moved from the bottle receiving state into the fitting state, the locking element is pivoted about the locking element axis from the radially outer position into a radially inner position, and the radially inner position is configured to secure the bottle.

Abstract: A mixer and method for mixing are provided. The mixer includes a housing including a fluid inlet, an additive inlet, and an outlet. The housing defines a mixing chamber in fluid communication with the fluid inlet, the additive inlet, and the outlet. The mixer also includes an impeller disposed in the mixing chamber. When rotated, the impeller pumps fluid through the fluid inlet. The mixer also includes a slinger disposed in the mixing chamber and configured to receive the fluid from the impeller and to receive an additive from the additive inlet. When rotated, the slinger slings the fluid and the additive radially outwards. The mixer further includes a flush line extending between the mixing chamber and the additive inlet. The flush line is receives, from the mixing chamber, a portion of the fluid pumped by the impeller and to deliver the portion of the fluid to the additive inlet.

Abstract: The present specification generally relates to mixing systems using impellers which entrain gas into the liquid both at the surface and below the surface where it is dispersed into the circulation produced by the impellers. In particular, the invention pertains to the use of multiple vertical agitators in a single fermenter tank to allow the hydrostatic head to remain constant as scale increases, thereby preventing an increase in dissolved carbon dioxide. In addition, multiple agitators allow for wider fermenters without the issue of tip-speed induced bacterial shear.

Abstract: A mixing and dispersing apparatus includes a tank body, a stirring part, a dispersing part, and a driving part. The tank body has an accommodating cavity configured to accommodate materials. The stirring part is disposed in the accommodating cavity and configured to mix the materials in the accommodating cavity. The dispersing part is disposed in the accommodating cavity and includes a first cylinder and a second cylinder. The first cylinder has a first cavity in communication with the accommodating cavity, the second cylinder is located in the first cavity, and the second cylinder has a second cavity in communication with the accommodating cavity. The driving part is connected to the stirring part and the dispersing part. The materials mixed in the accommodating cavity flow into the second cavity and flow out after being dispersed in the dispersing part.