85results about How to "Improve evaporation effect" patented technology

The invention discloses a Janus structure photo-thermal fabric with adjustable wettability and a preparation method and application thereof, and belongs to the technical field of solar interface water evaporation. According to the wettability-adjustable Janus structure photo-thermal fabric, a hydrophobic carbon fiber fabric serves as a substrate, a hydrophilic layer is arranged on one side of the hydrophobic carbon fiber fabric, a hydrophobic layer is arranged on the other side of the hydrophobic carbon fiber fabric, the hydrophilic layer is a deposited CuS layer, and the hydrophobic layer is a non-deposited CuS layer. And the hydrophilic layer with radial pores is formed by connecting CuS nanosheets grown on the surface of the hydrophobic carbon fiber fabric in a staggered manner. The problems that in the evaporation process of an existing two-dimensional evaporator, due to water energy imbalance, heat loss and evaporator surface salt deposition are caused, and due to the fact that light absorption and water transmission of the evaporator coexist in the same space, inevitable mutual influence is caused can be solved, and the efficient and long-term stability of the evaporator is improved.

The invention discloses a mask assembly, evaporation equipment and an evaporation method, the application number is CN202310335049.1, the application date is a divisional application of March 30, 2023, and the invention relates to the mask assembly, the evaporation equipment and the evaporation method, the mask assembly comprises at least one mask frame and a mask sheet arranged on the bearing surface of the mask frame; the mask frame comprises a mask frame and at least one support beam located in a surrounding area of the mask frame; and the bearing surface of the supporting beam is flush with the bearing surface of the mask frame. The problem that the mask sheet deforms due to gravity can be reduced, the method is suitable for mask sheets of various sizes, the alignment accuracy of the target substrate is improved, and the evaporation effect is improved.

The invention provides a whole-process continuous production system for an aliphatic epoxy diluent. The invention further provides a whole-process continuous production process of the aliphatic epoxy diluent. The invention further provides an aliphatic epoxy diluent which is prepared by the production process. According to the full-process continuous production system and process for the aliphatic epoxy diluent, through continuous process design and device optimization, the problems of high labor intensity and large product quality fluctuation in traditional intermittent method epoxy diluent production are effectively solved, the production efficiency and the product quality stability are improved, and the production cost is reduced. And the method has great application value and market competitiveness.

The invention relates to a target material structure and a preparation method thereof.The target material structure comprises at least two target material layers and a connecting unit, and the target material layers are arranged in a stacked mode in the first direction and made of the same material; the connecting unit is located between every two adjacent target material layers, the connecting unit is connected with the adjacent target material layers in the first direction, the connecting unit comprises a first connecting layer, the material of the first connecting layer is the same as that of the target material layers, the first connecting layer is located in at least part of the area of the connecting unit, and the first connecting layer is connected with the target material layers in the second direction. And the thermal conductivity of at least part of the connecting unit is smaller than that of the target material layer. According to the target material structure, by arranging the connecting units with the heat conductivity not larger than that of the target material layer, in the process of gradual evaporation from top to bottom, heat conduction of the target material structure in the longitudinal direction can be optimized, longitudinal heat accumulation is avoided, and then the influence on the quality of the target material structure on the lower layer is avoided; and the evaporation performance of the target material structure and the final film forming quality are improved.

The utility model discloses a manganese sulfate MVR (Mechanical Vapor Recompression) crystallization solid-liquid continuous separation device which comprises a base, the supporting leg frame is arranged at the top of the base; the evaporator is arranged at the top of the supporting leg frame; the feeding hole is formed in the top of the evaporator; the stirring assembly is arranged in the evaporator; the stirring assembly comprises a driving motor, a rotating rod and a stirring frame; the top of the evaporator is fixedly connected with a driving motor; an output shaft of the driving motor is fixedly connected with a rotating rod through a coupling; and the outer wall of the rotating rod is fixedly connected with a stirring frame. According to the manganese sulfate MVR crystallization solid-liquid continuous separation device, through the arranged valve, materials in the evaporator can flow into the fluidization crystal device through the connecting pipe, crystals can be discharged from the outflow pipe through the arranged fluidization crystal device, and a solution can be pumped through the liquid pump, so that the crystallization effect is improved; and the solution is conveyed into the evaporator through the return pipe to be treated again, so that the solution can be continuously separated.

A turbofan engine and a bleed air door arrangement for reducing the effects of rain on engine performance. The bleed air door arrangement includes a bleed air window, a valve plate, and a grid; the bleed air window is configured in an intermediate casing between an outer and an inner duct, through the intermediate casing; the valve plate extends upstream from a downstream edge of the bleed air window into the inner duct to open the bleed air window; the grid extends from the valve plate into the inner duct to break up water droplets in the inner duct.

The utility model is suitable for single -effect evaporator technical field provides a single -effect evaporator, including jar body, the lateral wall of jar body is equipped with liquid inlet pipe, the inside of jar body is equipped with heating cavity, the inside of heating cavity is equipped with heating wire, heating wire electric connection has power supply and control system, the inside of jar body is located heating cavity below and is equipped with cylinder, the top surface and bottom surface of cylinder are through arrangement, the both sides inner wall of cylinder is equipped with first baffle and second baffle staggered interval, the top of jar body is equipped with air outlet pipe, the bottom of jar body is equipped with liquid outlet pipe. This scheme is equipped with cylinder and first baffle and second baffle staggered interval setting in the both sides inner wall of cylinder, can effectively isolate the suspended solids or the subsider in the solution in the evaporation process, is equipped with two heating cavities and the communicating pipe, not only energy -conserving, but also can improve heating efficiency, makes the solution heat more evenly, improves the evaporation effect.

The invention discloses a partition-optimized 0.1-0.4mm ultra-thin VC and a preparation method thereof, comprising an upper cover plate and a lower cover plate, wherein the upper cover plate is welded to the lower cover plate; the upper cover plate and the lower cover plate both comprise an evaporation section, an insulation section and a condensation section; the surface of the evaporation section of the upper cover plate is set as a super-hydrophilic cavity-shaped micro-nano structure, the surface of the insulation section is set as a super-hydrophilic equal-width groove micro-nano structure, and the surface of the condensation section is set as a super-hydrophobic conical micro-nano structure; the surface of the evaporation section region of the lower cover plate is set as a super-hydrophilic conical micro-nano structure, the surface of the insulation section region is set as a super-hydrophilic cactus-like wedge-shaped groove micro-nano structure, and the surface of the condensation section region is set as a super-hydrophilic conical micro-nano structure; the application also discloses a preparation method of the ultra-thin VC. The invention can not only optimize the vapor cavity structure and liquid cavity structure and volume distribution inside the heat pipe, but also ensure its good capillary water absorption performance and low water resistance and thermal resistance.

The invention provides an evaporation device which comprises a substrate to be evaporated, a mask, a plurality of magnetic adsorption units and a magnetic isolation structure, the magnetic adsorption units are arranged on the side, away from the mask, of the substrate to be evaporated at intervals, and the magnetic adsorption units are used for adsorbing the mask to the substrate; the magnetic isolation structure and the magnetic adsorption units are located on the same side of the to-be-evaporated substrate and used for isolating any two adjacent magnetic adsorption units. According to the evaporation device, any two adjacent magnetic adsorption units are isolated through the magnetic isolation structures, so that mutual interference of magnetic fields between the magnetic adsorption units is avoided, the distribution uniformity of the magnetic fields is improved, the magnetic adsorption force of the magnetic adsorption units on each area of the mask is more uniform, and the evaporation efficiency is improved. Therefore, in the process that the mask plate is used for carrying out evaporation on the to-be-evaporated substrate, the mask plate is attached to the to-be-evaporated substrate more uniformly and tightly, the phenomenon that the mask plate is wrinkled is reduced, poor evaporation such as color mixing is reduced, and the evaporation effect is improved.

The present application relates to desulfurization wastewater treatment technical field, disclose a kind of double-frequency sound field intensification evaporation desulfurization wastewater bypass processing device and method, comprising: high-temperature flue gas is introduced into evaporation tower and collects radial temperature sequence, calculates nonlinear sound velocity distribution model and delimits central acoustic constraint channel equivalent physical boundary, limit initial atomization extension formation droplet group;According to model, obtain phase compensation information and radiate low-frequency sound wave, form radial constraint sound field and maintain droplet group in center;Radiate high-frequency sound wave into constraint channel and excite micro-vortex flow field, synchronously obtain transient electrical impedance signal and extract characteristic quantity;Combined with the current device processing load state, real-time dynamic adjustment double-frequency sound wave output parameter, finally separate and discharge gas-solid mixture.The present application cuts off droplet collision wall scale path by low-frequency sound field constraint, uses high-frequency sound wave to peel off water vapor boundary layer to intensify mass transfer, and realizes closed-loop regulation in combination with impedance feedback, guarantee system evaporation stability.

The utility model relates to the technical field of caustic soda preparation, and discloses high-safety high-concentration caustic soda equipment which comprises a device barrel, a backflow pipe is fixedly connected in the inner wall of the left side of the device barrel, a backflow device is fixedly connected to the lower portion of the backflow pipe, and a steam pipe is fixedly connected in the inner wall of the right side of the device barrel. An electric control valve is fixedly connected to the side wall of the steam pipe, the inner barrel is heated through the heating device, heated alkali liquor in the inner barrel is concentrated to generate water vapor, the water vapor continuously enters the steam heating layer from the interior of the inner barrel through the backflow pipe, and the side wall of the inner barrel is heated; according to the device, water vapor generated inside is prevented from being directly discharged out of the device to be condensed through a heat exchanger, the heat loss of the device is reduced, the production cost of high-concentration alkali liquor is reduced, the alkali liquor is uniformly heated by heating the bottom and the inner wall of the inner barrel, and the evaporation efficiency and effect of the alkali liquor are improved.

The invention discloses a preparation method and application of a degradable hydrogel solar evaporator with a surface microstructure, and relates to the technical field of interface evaporation materials. The invention aims to solve the problems that an existing solar evaporator is low in evaporation efficiency, difficult to recycle after alkaline wastewater treatment, easy to form solid wastes and lack of an in-situ degradation environment-friendly scheme. Functional groups capable of being subjected to hydrolysis reaction under alkaline conditions are introduced into a hydrogel network, and the evaporator with a specific geometric structure is constructed by utilizing a photocuring 3D printing technology, so that the evaporator keeps structural stability and high evaporation performance in a use stage, and can be degraded according to preset conditions in an alkaline environment; therefore, the evaporator can disappear controllably after being used. According to the method, the photocuring 3D printing technology is combined, accurate design of the macroscopic shape and the microstructure of the evaporator is achieved, the surface microstructure of the evaporator is one or more of a spherical structure, a prismatic table structure and a tree-shaped structure, and the evaporation rate can be increased.

The application discloses an evaporation equipment, a display panel preparation method and a display panel. The evaporation equipment comprises an evaporation chamber, an evaporation source arranged in the evaporation chamber, and the evaporation source is rotatably arranged relative to the evaporation chamber, wherein the evaporation source comprises an evaporation port for spraying evaporation materials; a baffle structure arranged in the evaporation chamber and located at the outer circumferential side of the evaporation source, wherein the baffle structure comprises a plate body and an opening arranged on the plate body, and the evaporation port of the evaporation source is rotatably arranged opposite to the opening; a cooling structure arranged on one side of a second surface of the baffle structure, wherein the cooling structure comprises a cooling pipeline and a cooling medium arranged in the cooling pipeline; and a track assembly arranged on one side of the opening away from the evaporation source, wherein the track assembly comprises a bearing plate and a track part arranged on the bearing plate, and the track part is used for guiding the movement of a to-be-evaporated substrate. The cooling structure can cool the baffle structure, increase the adhesion capacity of the evaporation materials on the baffle structure, and improve the reliability of the evaporation equipment and the evaporation effect.

The invention discloses a mask assembly, a preparation method and evaporation equipment, and belongs to the technical field of display. The mask assembly comprises a mask, and the mask comprises an effective mask area used for being arranged corresponding to a display area of a display substrate. The mask plate comprises an organic material layer which comprises a plurality of mask openings located in the effective mask area and arranged at intervals, and the mask openings are used for being arranged corresponding to areas to be evaporated in the display area; and the magnetic pattern layer is positioned on one side of the organic material layer and is positioned among the mask openings in the effective mask region. The mask opening precision can be improved, so that the evaporation process precision requirement of the display substrate can be met.

The utility model discloses rectification equipment for hexane extraction. The rectification equipment comprises a base, a shell mounted at the top end of the base, an inlet mounted at the top end of the shell, a recovery mechanism mounted at the top end of one side of the shell, a filter screen mounted on one side of a discharge pipe, a discharge pump mounted on one side of the discharge pipe, and a flange mounted on one side of the discharge pipe. The discharging pump is installed on one side of the discharging pipe, suction force can be generated when the discharging pump works, hot air in the shell can be sucked out when the discharging pump works, then the hot air can be sucked out through the discharging pipe, the discharging pipe can be connected with other pipelines through the flange plate, the hot air passing through the discharging pipe can be filtered through the filter screen, and the filtering effect is good. According to the rectifying equipment for hexane extraction, dust is prevented from entering the discharging pipe, hot air can enter different devices through the discharging pipe and other pipelines, the hot air can be recycled, the devices are more energy-saving and environment-friendly, and therefore the purpose that the rectifying equipment for hexane extraction can conveniently recycle heat is achieved.

The application discloses a fluorine-modified graphene oxide-based aerogel bilayer as well as a preparation method and application thereof, and comprises a graphene oxide-based composite aerogel, wherein a main body of the graphene oxide-based composite aerogel comprises graphene oxide and sodium cellulose or chitosan; one side of the graphene oxide-based composite aerogel is subjected to modification treatment of fluorochlorosilane to provide hydrophobic and oleophobic properties. The preparation method comprises the following steps: preparing a graphene oxide aqueous solution and an aqueous solution of sodium cellulose or chitosan; mixing the graphene oxide solution and the sodium cellulose solution or the chitosan solution; freeze-drying the mixed solution, and then vacuum drying to obtain an aerogel; and using an organic solution containing fluorochlorosilane to infiltrate a non-woven fabric, placing the infiltrated non-woven fabric on a surface of the aerogel, standing, and drying. The graphene oxide-based aerogel is subjected to hydrophobic and oleophobic modification on the upper layer by using fluorochlorosilane, and the lower layer is hydrophilic, so that the graphene oxide-based aerogel has good salt resistance and stain resistance and high evaporation efficiency, and has a wide application prospect in the field of seawater desalination.

The application discloses an environment-friendly degradable functional school uniform fabric and a preparation method thereof, and particularly relates to the technical field of textiles, and relates to an environment-friendly degradable functional school uniform fabric and a preparation method thereof; the environment-friendly degradable functional school uniform fabric is prepared from polylactic acid chips, polyethylene glycol, dicumyl peroxide, quaternary ammonium chitosan derivative, tea polyphenol, baicalin, citric acid, butanetetrol, cotton pulp and N-methylmorpholine-N-oxide; the application constructs a fabric matrix by using fully biodegradable cellulose and hydrophilic modified polylactic acid, and matches a natural degradable functional system, so that the fabric can be completely decomposed by microorganisms in a compost environment, and the degradation performance of the application is improved.

This invention belongs to the field of thin-film evaporation technology and relates to a method for adjusting the heating process of a thin-film evaporator based on the wall film area. First, the liquid phase volume fraction of the grid cells on the wall surface in the internal flow field of the thin-film evaporator is used as a criterion. A liquid phase volume fraction of 0.5 is used as a boundary to screen the liquid film region and the dry wall region. For the dry wall region, a vaporization core region and a cracked region are screened with a limit of 1 Pa. Then, the area ratio of the vaporization core region in the wall film area is calculated. By adjusting the superheat, when the area ratio of the vaporization core region in the wall film area reaches the peak value under different superheats, the optimal superheat at the maximum evaporation rate is finally applied to actual production, thereby enabling the thin-film evaporator to obtain the optimal evaporation capacity. This invention subdivides the dry wall region, determines the optimal evaporation capacity by judging the wall film area ratio under the optimal superheat, and then applies it to actual production to improve the evaporation capacity of the thin-film evaporator.

This application provides a drying apparatus, including a primary drying mechanism, a secondary drying mechanism, and a hot air device. The primary drying mechanism includes a primary drying chamber and a conveyor. The primary drying chamber has a feed inlet facing the conveyor and connecting the primary drying chamber to the outside. The secondary drying mechanism includes a secondary drying chamber and a stirring mechanism. The secondary drying chamber is interconnected with the primary drying chamber. The stirring mechanism is disposed within the secondary drying chamber and configured to stir the material conveyed by the primary drying mechanism. The hot air device is connected to both the primary and secondary drying mechanisms and is configured to perform hot air drying on the materials within both chambers. By using a primary drying mechanism for preliminary drying and then a secondary drying mechanism for thorough drying, combined with the agitation of the stirring mechanism, surface moisture of the material can be removed, effectively solving the problem that traditional drying methods for powders can only remove surface moisture while internal moisture is difficult to completely evaporate.

This invention discloses a n-butane evaporator, relating to the technical field of evaporator equipment. It includes a first tank, a second tank, and heat exchange piping. The first tank has a first inlet at its bottom and a first outlet at its top. The second tank has a second inlet and a second outlet at its top, with a flow pipe connecting the first outlet and the second inlet. The heat exchange piping includes a first heat exchange flow path and a second heat exchange flow path that are interconnected. The first heat exchange flow path extends from the bottom into the first tank, extends upward, bends downward at a predetermined height, and exits from the bottom of the first tank. The second heat exchange flow path is wrapped around the outer wall of the flow pipe. The first end of the first heat exchange flow path is connected to a medium inlet, and the second end is connected to a medium outlet. The second tank is connected to a pressure system used to reduce the internal pressure of the second tank. This invention has the advantages of good evaporation effect and energy saving.

The utility model relates to the field of chemical equipment and evaporation technology discloses a kind of reaction devices of spray evaporation and tank wall flow guiding synergistic effect, including reaction bucket, material bucket, the top end inner wall of material bucket is fixedly connected with material extraction component, another end of the material extraction component is fixedly connected with spray head, the inner wall of reaction bucket is fixedly connected with multiple circumferential distribution's spoiler, the inner wall of reaction bucket is equipped with two interlaced distribution's flow guide groove, the inner wall bottom of reaction bucket is fixedly connected with material collecting plate, the bottom of reaction bucket is fixedly connected with discharge pipe, the outside of discharge pipe is provided with valve, the outside of reaction bucket is fixedly connected with evaporation switch mechanism.In the utility model, compared with the prior art, the contact area between the material liquid and the heating medium is increased, the problem of uneven evaporation in local area is avoided, and the evaporation effect of the material liquid is improved.

The application belongs to the technical field of interfacial evaporation materials, and particularly relates to a graphene composite hydrogel interfacial evaporation material and a preparation method and application thereof. The composite hydrogel interfacial evaporation material comprises a hydrogel matrix and nitrogen-doped graphene oxide, and the nitrogen-doped graphene oxide is embedded into the hydrogel matrix through covalent bonding and hydrogen bonding. The hydrogel matrix comprises polyvinyl alcohol and polyethyleneimine. The hydrogel matrix has a double-network composite structure. Through construction of a double-polymerization network and directional water channels, the water evaporation rate is improved. The preparation process is simple, green and environmentally friendly. The obtained hydrogel has excellent photothermal performance, can realize evaporation enthalpy reduction and efficient seawater evaporation, and has good desalination effect on seawater.

This utility model discloses a multi-stage purification device for continuous production of phosphate esters, relating to the field of phosphate ester production technology. It includes a heat-insulated negative pressure evaporator, with multiple heating collection hoppers evenly distributed on the inner wall of the evaporator, the smaller ends of which face downwards. A servo drive motor is fixedly connected to the center of the bottom of the evaporator, and a central rotating shaft is rotatably mounted at the center of the evaporator, passing through the center of the multiple heating collection hoppers. By incorporating an alcohol-ester separation bowl and an annular filter cover, alcohols in the phosphate ester solution can be separated, preventing alcohol residue in the solution and improving the purity of the phosphate ester. Through continuous evaporation via the multi-stage heating collection hoppers, the purity of the phosphate ester is gradually increased, achieving continuous production and effectively solving the problems of high steam consumption and low efficiency in traditional single-stage evaporators.

The utility model provides a rainwater sedimentation and seepage tank for a transformer substation. The rainwater sedimentation and seepage tank comprises a desilting basin, a sludge discharge well and a seepage tank, the grit chamber is communicated with rainwater output by the transformer substation through a water inlet pipe, the settled rainwater is input into the water seepage tank, and settled silt is discharged into the sludge discharge well; the bottom of the grit chamber is connected with a sludge discharge pump in the sludge discharge well through a sludge discharge pipe, and the sludge discharge well collects and discharges silt output by the sludge discharge pump; the upper part of the inner wall of the grit chamber is communicated with the water seepage tank; a grit cover plate is arranged at the top of the grit chamber; a water seepage cover plate capable of opening and closing the water seepage tank is arranged at the top of the water seepage tank. The desilting basin is arranged in front of the water seepage basin, sediment sedimentation is facilitated, and the water quality of inlet water of the rainwater water seepage basin is greatly improved. Under the weather condition of sunny days, the water seepage tank can be opened to increase the rainwater evaporation capacity, and rainwater is prevented from overflowing outwards in rainy seasons. The problem that a traditional rainwater seepage pool has a good water seepage effect in the early stage of substation construction is solved. And in the operation process for many years, the desilting and silt settling effects are not achieved.

The present invention discloses an ultra-thin heat spreader super-hydrophilic micro-nano structure liquid absorbent core, comprising a liquid absorbent core and a heat spreader cover plate, wherein the liquid absorbent core is directly prepared on the heat spreader cover plate; the liquid absorbent core is composed of a periodically distributed micron array and channels around it; the surface of the micron array and the surface of the channels around it are densely distributed with nano-scale substructures, and the three constitute a micro-nano full-coverage structure containing rich micro-cavities; the surface of the micro-nano full-coverage structure is provided with a high surface energy oxide coating. Compared with the traditional preparation methods of the existing liquid absorbent core by powder spraying sintering and copper wire mesh liquid absorbent core, the laser method for preparing the liquid absorbent core has fewer process steps, shorter process, higher efficiency, better structural consistency, higher stability, and better comprehensive performance, and can achieve the lowest heat pipe thickness and the best heat dissipation effect.

The utility model belongs to the technical field of rotary evaporators, and particularly relates to a double-opening type rotary evaporator which comprises a bottom plate, a water bath heater and a hollow support, the water bath heater and the hollow support are arranged at the top of the bottom plate, a height adjusting assembly is arranged in the hollow support and provided with a second connecting rod, and a hollow shell is hinged to one end of the second connecting rod. A first connecting block is rotationally arranged at one end of the hollow shell, a distillation flask body is in threaded connection with the first connecting block, a condenser assembly is mounted at the other end of the hollow shell, a collecting flask is mounted at the bottom of the condenser assembly, a first connecting rod is arranged on the inner wall of the hollow shell, and a first circular groove and a second circular groove are formed in the hollow shell; a double-shaft motor is installed at the bottom of the first connecting rod, and a first worm and a second worm are installed at the two output ends of the double-shaft motor correspondingly. According to the device, the evaporation speed in liquid of the distillation flask body can be increased, so that the separation speed is increased, and meanwhile, the condensation effect can be improved.

The utility model provides a direct-current variable-frequency high-temperature heat pump system which comprises a first-stage heat pump system, a second-stage heat pump system and a water supply system which is respectively connected with the first-stage heat pump system and the second-stage heat pump system. An intermediate heat exchanger capable of overlapping the first-stage heat pump system and the second-stage heat pump system and enabling heat absorbed by the first-stage heat pump system to be transmitted to the second-stage heat pump system is connected between the first-stage heat pump system and the second-stage heat pump system, and the intermediate heat exchanger is connected with a refrigerant storage circulation branch for the first-stage heat pump system to store part of refrigerant. The refrigerant circulation branch is connected to the first-stage heat pump system, the first-stage heat pump system is connected with an enhanced vapor injection loop, and the second-stage heat pump system is provided with an economizer used for supercooling heat exchange with the enhanced vapor injection loop. The two-stage cascade heat pump system adopting the structure is high in operation stability, the heating energy efficiency is greatly improved, the system performance is improved, and high-temperature hot water can still be continuously discharged in a low-temperature environment.

This invention discloses a vaccine separator and its working method that utilizes vapor phase to achieve self-sterilization and cleaning functions. It relates to the field of vaccine separator technology and employs steam cleaning during the cleaning process of the vaccine separator. The principle behind this method is that vapor media have better permeability and diffusion than liquid media, and also possess superior heat dissipation and evaporation effects, resulting in better inactivation of residual bacteria during the separation process. Based on these aspects, a dual-path vapor-liquid structure is proposed, which, in essence, performs targeted and localized cleaning actions based on the injection method of the bacterial mixture during the separation process. This requires real-time interaction between the temperature and pressure environments inside the vessel according to the high-temperature steam injection process, ultimately aiming to improve the overall cleaning effect.

The utility model discloses a waste water evaporator for potato starch preparation, which comprises a first-effect evaporator, a second-effect evaporator and a preheating box, the first-effect evaporator and the second-effect evaporator are both connected with a steam source through a heating coil for heating, steam generated by the first-effect evaporator is conveyed into the heating coil of the second-effect evaporator, and steam generated by the preheating box is conveyed into the heating coil of the second-effect evaporator. Steam generated by the second-effect evaporator is conveyed into the preheating box, the first-effect evaporator and the second-effect evaporator are each provided with a feeding pipe and a discharging pipe in a matched mode, a liquid conveying pipe is arranged between the discharging pipe at the bottom of the first-effect evaporator and the feeding pipe on the side wall of the second-effect evaporator, and a liquid inlet pipe and a liquid outlet pipe are arranged on the preheating box. The liquid outlet pipe is connected with a liquid inlet pipe on the first-effect evaporator, a rotating shaft, a scraping plate, a stirring blade group and a motor are arranged in each of the first-effect evaporator and the second-effect evaporator in a matched mode, the waste water evaporation effect in the potato starch preparation process can be improved, and meanwhile adhesion of the inner wall is avoided.

The present invention relates to the technical field of wood processing, and in particular to a raw material pretreatment device for wood carving construction processing, comprising two condenser pumps installed at one end of a drying processing box, control frames are slidably arranged at both ends of the drying processing box, two pretreatment tanks are arranged between the two control frames, top rods are respectively arranged on the top of the two pretreatment tanks, and the two ends of the top rods are respectively fixedly connected to the two control frames, and pretreatment reinforcement components for clamping the upper half of the raw material are respectively arranged on the two top rods. The present invention is conducive to the segmented clamping action of the upper half of the raw material, preventing the cracking or internal cracking caused by temperature and evaporation factors during the drying process of the raw material, improving the drying efficiency and quality of the raw material, expanding the scope of application of the pretreatment device, and at the same time, ensuring the uniform discharge of moisture, enhancing the evaporation effect, and improving the processing quality of the raw material.