32 results about "Liquid vapor" patented technology

The invention discloses a method for preparing three-dimensional graphene foam from organic silicon waste liquid, the three-dimensional graphene foam and application, and the preparation method comprises the following steps: (1) preheating and evaporating the organic silicon waste liquid to obtain organic silicon waste liquid steam, and mixing the organic silicon waste liquid steam with water vapor to obtain organic silicon waste liquid steam; then hydrolyzing in an inert atmosphere with a carrier gas flow rate of 100-1000 sccm, cooling, filtering to obtain synthesis gas, and passing the synthesis gas through an alkaline substance to obtain purified synthesis gas; (2) introducing the purified synthesis gas into a reaction furnace, carrying out a chemical vapor deposition reaction by taking foamed nickel as a substrate to obtain a three-dimensional graphene foam initial product and hydrogen-rich synthesis gas, and then preparing the hydrogen-rich synthesis gas on the surface of the three-dimensional graphene foam initial product according to the dosage per unit area of 0.2-1.0 mL / cm < 2 >, an anisole solution proppant of polymethyl methacrylate with the mass content of 5%-10% is coated, and then the three-dimensional graphene foam is obtained through acid etching. The three-dimensional graphene foam prepared by the method has excellent conductivity, is suitable for the field of functional materials such as electromagnetic shielding materials, and has a good industrial application prospect.

The invention provides a wafer pre-wetting method and device, and the method comprises the steps: carrying out the vacuum pumping of a cavity, enabling the vacuum degree in the cavity to reach a preset value, and enabling the cavity to contain a wafer; vaporizing the liquid into vapor; and conveying the steam to the surface of the wafer, so that the steam enters the holes in the wafer and is condensed on the surface of the wafer to form a liquid adsorption layer. According to the wafer pre-wetting method and the wafer pre-wetting device, the gas in the holes in the wafer can be removed, so that the pre-wetting effect is improved in a vacuum environment; aiming at a high aspect ratio structure, the pre-wetting process time can be effectively shortened while the pre-wetting effect is ensured, and the productivity is improved; meanwhile, due to the good hole filling performance of vapor molecules, a pre-wetting process does not need to be carried out in a high-vacuum environment, the cavity vacuum treatment time is shortened, and the productivity is further improved; due to small interaction force between molecules in a vacuum environment, the average free path of the molecules is increased, the effective contact area of vapor molecules can be enlarged, and the wafer pre-wetting uniformity is improved.

An iron powder random hydrogen making device comprises an iron powder box, iron powder, an electrical bar, a machine shell, a purifier, a hydrogen storage tank, a cooler, a recovery valve, vaporizing liquid and the like, and is characterized in that the iron powder is filled in the iron powder box, the electrical bar is arranged in a chute of the machine shell and outside the bottom of the machine shell, the vaporizing liquid is filled at the lower part in the machine shell, and the purifier, the cooler and the hydrogen storage tank are communicated through pipelines. The working process is as follows: iron powder and vaporized liquid are simultaneously heated by the electrical bar in the rampway of the shell, vaporized liquid steam encounters the hot iron powder in the rampway of the shell to generate chemical reaction, and H2 and Fe3O4 are generated. H2 enters the hydrogen storage tank for later use after being treated by the cooler and the purifier, and Fe3O4 slides to the lower part in the shell and is recycled by the recycling valve. The vaporized liquid is mainly composed of water and a catalyst. Fe2O4 is an important chemical raw material for pigment, antirust paint, recording tape, radiation protection and the like. Iron powder made of scrap iron is used as a raw material, and the device for producing hydrogen by using the iron powder is a new technology in the field of producing hydrogen by using the iron powder and has zero pollution. Hydrogen which is produced and used at any time can replace diesel oil to drive vehicles, ships and the like. The raw materials are sufficient and cheap, the hydrogen production device is easy to manufacture and low in cost, the power cost is about half of that of diesel oil, and the market is large and long.

The present application relates to the technical field of cleaning device, specifically a sliding type semi-closed cleaning device and a cleaning method, comprising: a cleaning mechanism; a protection mechanism arranged along the circumference of the cleaning mechanism, and the inner side of the protection mechanism is provided with a circumferential air pipe, the air outlet direction of the circumferential air pipe is inclinedly directed to the direction of the protection mechanism from top to bottom; and a bearing mechanism, the bearing mechanism is provided with a bearing position, the bottom of the bearing position is provided with an inclined liquid discharge surface, and the bottom of the liquid discharge surface is provided with a liquid discharge hole. Compared with the prior art, the present application has the advantages that: the cleaning of the to-be-cleaned objects on the work position can be realized, the air showering and air drying functions can be realized; the bearing mechanism has the function of automatically adsorbing the to-be-cleaned objects, and the absolute fixation of the to-be-cleaned objects can be realized; the cleaning liquid can be prevented from polluting other work positions and equipment; the rapid recovery of waste liquid can be realized, the waste liquid can be quickly extracted to prevent accumulation; residual gas can be extracted to reduce the influence on the external environment and prevent waste liquid vapor from polluting the working environment.

A cartridge for a stick-shaped aerosol-generating article is provided, the article being for an inductively heating aerosol-generating device, the cartridge including: a vaporization chamber at a distal end portion of the cartridge to vaporize aerosol-forming liquid; a reservoir chamber proximal the vaporization chamber to store the liquid; a liquid-conveying susceptor arrangement to convey the liquid from the reservoir chamber into the vaporization chamber and to be inductively heated with the device in order to vaporize the liquid within the vaporization chamber; a vapor-conveying conduit providing a fluid communication for vaporized liquid from the vaporization chamber to a region proximal the reservoir chamber; a septum forming a common wall of the vaporization chamber and the reservoir chamber, the septum including a filling hole for filling the liquid into the reservoir chamber via the vaporization chamber; and a plug-shaped distal end cap forming a distal end wall of the vaporization chamber.

The invention discloses a sulfide-based composite solid electrolyte membrane as well as a full-dry preparation method and application thereof, and the method comprises the following steps: (1) forming a lithium borate coating layer on the surface of a sulfide electrolyte by adopting an atomic layer deposition process to obtain coated powder; (2) adsorbing vinyl-containing ionic liquid steam by the coated powder to obtain adsorbed powder; (3) ball-milling and mixing the adsorbed powder, a fluorine-containing polymer binder and a photoinitiator to obtain mixed powder; and (4) maintaining the pressure of the mixed powder, and performing double-sided irradiation with ultraviolet light to obtain the sulfide-based composite solid electrolyte membrane. The sulfide electrolyte is subjected to surface coating through atomic layer deposition, and the full-dry preparation of the sulfide-based composite solid electrolyte membrane is realized on the premise of avoiding solvent contact in combination with gas phase adsorption polymerization and a hot pressing-ultraviolet synergistic curing process.

The application discloses an antibacterial and antiviral four-piece processing equipment, relating to the technical field of textile equipment, which comprises a base piece, an outer shell, winding shafts, a material passing assembly, an evaporation assembly, a feeding assembly, a material pushing assembly and a first driving part, wherein the base piece comprises an outer frame, a limiting clamping plate and a sealing part, the limiting clamping plate is arranged on the outer frame, the sealing part is arranged on the outer frame, the outer shell is arranged on the outer frame, the winding shafts are in multiple groups, the multiple groups of winding shafts are rotatably arranged on the outer shell, the material passing assembly is arranged in the outer shell, the evaporation assembly is arranged on the outer frame, dyeing liquid vapor can be attached to the surface of the four-piece fabric, the feeding assembly is movably arranged on the outer frame, and the material pushing assembly is arranged on the outer frame. Thus, the solid dye can be uniformly evaporated and attached to the four-piece fabric during evaporation, the attachment force is stable, the color depth of the four-piece fabric after dyeing is ensured, the four-piece fabric has the characteristics of antibacterial and antiviral properties, and the excess material can be conveniently collected.

A system and method of ultra-high purity (UHP) oxygen production from an argon and oxygen producing cryogenic air separation unit incorporating a dedicated methane rejection column or column section having a liquid to vapor (L / V) ratio lower than the L / V ratio in the associated argon rectifier is provided.

The utility model provides an air regulating structure and an atomizer, the air regulating structure comprises an air regulating piece and a seat body assembly used for being assembled on the atomizer, the seat body assembly is provided with an air inlet, an atomizing cavity used for mixing air and atomized liquid steam, and an air inlet channel communicated with the air inlet and the atomizing cavity, an air adjusting piece is arranged at the position, close to the atomizing core in the atomizing cavity, in the air inlet channel, and a plurality of vent holes are formed in the air adjusting piece. After external air flows into the air inlet channel through the air inlet in a high-speed, disordered and non-uniform air channel section speed distribution state, the external air can be divided into a plurality of neat and uniform small air flows in the process of flowing through the plurality of vent holes uniformly distributed in the air adjusting piece, and the air flows can be linearly guided; the atomization device reduces or even eliminates transverse flow of airflow, improves airflow pulsation, reduces airflow turbulence, ensures that the speed of the airflow flowing into the atomization cavity tends to be uniform and stable, and effectively ensures that atomized liquid steam and air are efficiently and uniformly mixed in the atomization cavity.

A vapor chamber heatsink assembly, under vacuum, having a working fluid therein, comprising a plurality of heatsink fins and a vapor chamber is provided. The vapor chamber and the plurality of heatsink fins each comprise a plurality of obstructers defining a plurality of braided channels therein. Thus, the condenser regions of the vapor chamber are expanded to the plurality of heatsink fins. When heat from a greater temperature heat source and a lower temperature heat source is applied to the vapor chamber, via the plurality of obstructers and braided channels, the working fluid and liquid vapor travel therethrough, providing an effective phase change mechanism to the greater temperature heat source, while concurrently, hindering agglomeration of working fluid thereto. An effective phase change mechanism is also concurrently provided to the lower temperature heat source due to the non-agglomeration of working fluid to the greater temperature heat source.

The utility model provides a deoxygenization device for a steam circulation system, which comprises a water tank and a deoxygenization head mounted at the top of the water tank, the deoxygenization head is internally provided with a rotating film device, a water spraying assembly and a filler liquid steam net from top to bottom in sequence, the top of the deoxygenization head is provided with an exhaust port, the side of the deoxygenization head is provided with a water inlet and a steam inlet, and the water inlet is communicated with the water tank. The water inlet comprises a condensed water inlet and a make-up water inlet which are communicated with the rotating film device, and a high-pressure heater drainage inlet formed above the water spraying assembly, and the steam inlet comprises a first-stage steam inlet communicated with the rotating film device and a second-stage steam inlet formed below the filler liquid-steam net; the high-pressure heater drainage inlet is connected with a water inlet pipe, and the water inlet pipe comprises a water inlet connector and a flow stabilizing cover arranged at the tail end of the water inlet connector. According to the deoxygenization device, the water inlet pipe is arranged at the high-pressure heater drain water inlet, the flow stabilizing cover is arranged at the tail end of the water inlet pipe, the high-speed flow state of high-pressure heater drain water is changed, and the deoxygenization rate and the system operation stability are effectively improved.

The application discloses a method for reducing defects of photoresist after development and a semiconductor structure manufacturing method, and belongs to the semiconductor field. The application brings forward the microwave heating to the evaporation development liquid process, and inert gas is introduced to reduce the pressure difference inside and outside the photoresist pattern. The development liquid on the semiconductor structure is evaporated by microwave heating, and the inert gas is introduced and the air exhaust device of the drying chamber is opened at the same time, so that the development liquid vapor is exhausted. The drying chamber is maintained in a slightly positive pressure state by the inert gas to protect the semiconductor structure. The microwave heating heats the photoresist to further cross-link and solidify at the same time of evaporating the development liquid. The photoresist pattern is cleaned to remove the residues after the evaporation of the development liquid. The application integrates the development liquid cleaning replacement, the development liquid evaporation and the hard baking into one process, so that the hard baking time of the application can be shortened or even the hard baking process can be removed. The obtained photoresist pattern is more compact and firm, and therefore, the photoresist pattern is not easy to collapse in the subsequent cleaning process.

A system and method of ultra-high purity (UHP) oxygen production from an argon and oxygen producing cryogenic air separation unit incorporating a dedicated methane rejection column or column section having a liquid to vapor (L / V) ratio lower than the L / V ratio in the associated argon rectifier is provided.

The present application provides a pre-wetting method and device for a wafer. The method comprises: vacuumizing a cavity to bring the vacuum degree in the cavity to a preset value, wherein there is a wafer in the cavity; vaporizing a liquid into vapor; and conveying the vapor to the surface of the wafer, and making the vapor enter pores in the wafer and condense on the surface of the wafer so as to form a liquid adsorption layer. The pre-wetting method and device for a wafer of the present application can remove a gas from pores in the wafer, thereby improving the pre-wetting effect in a vacuum environment; for a structure having a high aspect ratio, while the pre-wetting effect is ensured, the pre-wetting process time can be effectively reduced and the productivity can be increased; moreover, due to good pore-filling performance of vapor molecules, there is no need to perform a pre-wetting process in a high vacuum environment, thereby shortening the vacuumizing treatment time of the cavity, and further increasing the productivity; and in the vacuum environment, due to a small interaction force between molecules, the mean free path of molecules increases, and the vapor molecules can expand the effective contact area and improve the uniformity of the pre-wetting of the wafer.

The invention discloses a low-temperature vacuum concentration and fermentation device for high-activity thallus culture, and relates to the technical field of low-temperature vacuum concentration and ferment.The low-temperature vacuum concentration and fermentation device comprises a rack, a tank body is arranged on the right side in the rack, a round opening is formed in the front face of the tank body, a steam pipe is fixedly installed in the middle of the top face of the tank body, and a cabinet is arranged in the rack. The machine cabinet is arranged on the top face of the machine frame, the condenser is arranged in the machine cabinet, the upper portion of the right side of the condenser penetrates through and is fixedly connected with the right end of the steam pipe, the vacuum pump is arranged at the bottom end of the interior of the machine frame, and two exhaust pipes of the vacuum pump penetrate through and are fixed to the outer wall of the tank body. The porous fan flaps the steam above the tank body in the rotating process, so that the problem that the low-temperature vacuum concentration effect of the high-activity bacterial liquid is poor due to the fact that the steam generated by evaporation of the high-activity bacterial liquid is easily accumulated above the interior of the steam of the tank body is solved.

The application discloses a sulfide-based composite solid electrolyte film and a full-dry method for preparing the same and application thereof, and comprises the following steps: (1) forming a lithium borate coating layer on the surface of a sulfide electrolyte by adopting an atomic layer deposition process to obtain coated powder; (2) adsorbing ion liquid vapor containing ethylene groups on the coated powder to obtain adsorbed powder; (3) ball-milling and mixing the adsorbed powder, a fluorine-containing polymer binder and a photoinitiator to obtain mixed powder; and (4) irradiating the mixed powder with ultraviolet light on both sides after pressure preservation to obtain the sulfide-based composite solid electrolyte film. The sulfide electrolyte is coated on the surface by adopting the atomic layer deposition process, and a gas phase adsorption polymerization and hot-pressing-ultraviolet synergistic curing process are combined to realize the full-dry preparation of the sulfide-based composite solid electrolyte film on the premise of avoiding solvent contact.

The utility model relates to the technical field of aluminum profile machining, in particular to an aluminum profile machining cooling device which comprises a box body and a cooling assembly, and the cooling assembly comprises a conveyor, a mounting frame, a spraying component, a collecting component, a flow guide pipe, an air pump and a side door. A material cooling area is isolated from a working environment through the box body, materials are conveyed into the box body through the conveyor, a conveying belt of the conveyor adopts a high-temperature-resistant metal net belt, the spraying component sprays from the upper side and the lower side of the conveyor, the box body is convenient to open and close through the side door, and parts in the box body are installed or overhauled. Liquid steam generated in the cooling process is guided through the air pump and then discharged to the spraying component through the material guide pipe, so that the recycling and collecting component is used for recycling sprayed liquid cooling liquid, and the problems that a large amount of water vapor is generated in the cooling process due to the fact that an existing device is cooled through liquid in the using process, and the cooling effect is affected are solved. And the working environment is influenced.

This utility model relates to the field of molten phosphorus supply technology and discloses a molten phosphorus supply device, including a supply tank, a boiler, and a base. The outer surface of the supply tank is sealed with a tank cover, and a servo motor is installed on the outer surface of the tank cover. A fixed roller is fixedly installed at the output end of the servo motor. A flow guide baffle is provided on the inner wall of the supply tank, and a connecting piece is fixedly installed on the outer surface of the fixed roller. This molten phosphorus supply device controls the operation of the servo motor to drive the fixed roller to rotate, so that several stirring pieces agitate the yellow phosphorus in the supply tank. Then, the molten liquid vapor is accelerated through the vertical stirring shaft of the flow guide baffle and supplied from the supply pipe. At the same time, the fixed roller drives the scraper to scrape the inner wall of the supply tank to reduce residue. The electronically controlled valve discharges the residue, thereby improving the stability of yellow phosphorus transportation and facilitating the cleaning of residue generated during molten phosphorus.

A vapor chamber heatsink assembly, under vacuum, having a working fluid therein, comprising a plurality of heatsink fins and a vapor chamber is provided. The vapor chamber and the plurality of heatsink fins each comprise a plurality of obstructers defining a plurality of braided channels therein. Thus, the condenser regions of the vapor chamber are expanded to the plurality of heatsink fins. When heat from a greater temperature heat source and a lower temperature heat source is applied to the vapor chamber, via the plurality of obstructers and braided channels, the working fluid and liquid vapor travel therethrough, providing an effective phase change mechanism to the greater temperature heat source, while concurrently, hindering agglomeration of working fluid thereto. An effective phase change mechanism is also concurrently provided to the lower temperature heat source due to the non-agglomeration of working fluid to the greater temperature heat source.

A two-phase cooling system for an electrified vehicle includes a condenser, a first electronic drive module (EDM), a high voltage battery, a first vapor compression loop and a second vapor compression loop. The first EDM includes a first electric motor and a first power inverter module (PIM). The high voltage battery powers the first EDM. The first vapor compression loop provides cooling to the first EDM and includes a first liquid-vapor separator and a first pump that draws subcooled liquid from the condenser through the first liquid-vapor separator and directs the cooling liquid to the first EDM. A controller: receives driver inputs indicative of a thermal limit of the cooling system; determines, based on the driver inputs, that the thermal limit will be reached in a short future timeframe; and commands, based on the determination, the first compressor to increase compressor speed.

This invention discloses a pyrolysis method and apparatus for siloxane waste liquid. The method includes: preheating and atomizing the siloxane waste liquid to obtain siloxane waste liquid vapor; mixing the siloxane waste liquid vapor with water vapor to obtain mixed vapor; hydrolyzing and filtering the mixed vapor under an inert gas atmosphere to obtain syngas and pyrolysis ash; mixing and compacting the pyrolysis ash with conductive carbon black to obtain a fixed material; placing the fixed material into a Joule thermal reactor; and flash heating the fixed material through pulse discharge to obtain a silicon carbide-graphene composite material. This method enables rapid reaction and decomposes siloxane waste liquid without generating secondary pollutants. It has the advantages of good adaptability, high speed, high efficiency, no catalyst required, no waste generation, and can realize the resource conversion of organosiloxane waste liquid.

The present application relates to liquid cooling heat dissipation equipment, cabinet and system, belong to the field of server cooling. Among them, the liquid cooling heat dissipation equipment includes housing, check valve and regulating valve. The housing has containing cavity in it, the containing cavity has liquid area for containing cooling liquid and server and gas area for containing cooling liquid vapor, and the gas area is located above the liquid area;The check valve is communicated with the side wall of the cooling cavity through the check valve in the gas area, and the check valve is configured to open to move the cooling liquid vapor from the gas area to the cooling cavity when the pressure value of the gas area is greater than the first threshold value;The regulating valve is configured to communicate the liquid area with the bottom wall of the cooling cavity when the pressure value of the gas area is greater than the second threshold value, and the first threshold value is greater than or equal to the second threshold value.

The utility model relates to a breathing machine and an atomizing and humidifying device thereof. The atomization humidification device comprises a water tank, an atomization heating module and a ventilation pipe. A liquid outlet is formed in the bottom of the water tank; the atomization heating module is arranged at the bottom of the water tank in a sealed mode, the atomization heating module comprises a heating piece and an atomization piece which are sequentially stacked in the height direction, the atomization piece is provided with a liquid inlet and a mist outlet, the liquid inlet is communicated with the liquid outlet, and the heating piece is used for heating liquid of the liquid inlet or water mist of the mist outlet; the ventilation pipe is in sealed connection with the atomization heating module, and a mist outlet of the atomization piece communicates with the interior of the ventilation pipe. According to the atomization piece, the liquid is directly changed into tiny liquid drops in an ultrasonic atomization mode or a piezoelectric ceramic atomization mode, heating is not needed, and then the problem that the steam temperature of the liquid generated in a heating mode is too high or the liquid is easily condensed into the liquid drops can be solved. The heating piece is used for heating the water mist, so that the temperature of gas entering the body of the patient through the ventilation pipe meets the requirement.

The invention provides a cleaning machine with low liquid medicine consumption, which comprises a cleaning box body, an inner box body is fixedly mounted in the cleaning box body, a cooling interlayer is arranged between the inner box body and the cleaning box body, butt joint lips communicated with the outside are arranged on the two sides of the inner box body, and two groups of cleaning assemblies II are fixedly mounted in the inner box body. A second water blocking assembly is fixedly installed in the position, on one side of the second cleaning assembly, of the inner box body, the second water blocking assembly is located on the side close to the rear transition box, a butt joint groove is formed in the top of the cleaning box body, and the box body cover plate, the inner box body and the butt joint groove are sealed in a butt joint mode. The sealing block at the bottom of the box body cover plate is in butt joint with the butt joint groove, double protection is formed in cooperation with a water sealing structure, and a liquid medicine steam dissipation path is blocked; the driving roller drives the sponge water blocking sleeve to rotate to adsorb the liquid medicine carried on the surface of the substrate, so that the loss brought out along with the substrate is reduced; the lower pressing roller extrudes the sponge water blocking sleeve, and internal water is extruded out to be recycled.

This invention relates to the field of tensile shaping technology, specifically disclosing an in-situ testing device and method for carbon fiber reinforced composite adhesive joints. The device includes a split-type heat-insulating chamber, a first mounting mechanism, a second mounting mechanism, a material fixing component, an environmental simulation component, and an in-situ monitoring component. By incorporating a dynamic compensation spring in the mounting mechanism, the expansion displacement of the loading rod caused by heat is absorbed, eliminating the interference of thermal stress on the sensor. A microenvironment chamber formed by the docking of movable sleeves, combined with inlet and outlet pipes, maintains constant humidity through liquid vapor pressure, avoiding interference from condensation mist. Combined with an observation window and camera integrated into the chamber, simultaneous in-situ monitoring of mechanical loading and micro-deformation is achieved. This application can significantly improve the accuracy of test data and directly capture the crack initiation and propagation process at the adhesive interface.

A carbon dioxide recovery system comprising: a regeneration tower that releases carbon dioxide from an absorption liquid that has absorbed carbon dioxide; a reboiler that heats the absorption liquid by heat exchange between the absorption liquid in the regeneration tower and a reboiler vapor; a reclaimer that heats the absorption liquid by heat exchange between the absorption liquid supplied from the regeneration tower and a reclaimer vapor to generate an absorption liquid vapor that is a vapor of the absorption liquid; an absorption liquid vapor line for supplying the absorption liquid vapor generated in the reclaimer to the regeneration tower; and a first compressor that compresses the reclaimer vapor before supplying the reclaimer vapor to the reclaimer.

The application discloses a photovoltaic generator set cooling system, which comprises a photovoltaic panel cooling device and a wind pipe above the photovoltaic panel cooling device; a wind guide pipe is arranged at the lower end of the wind pipe in a communication mode; a first heat exchanger for heat exchange with the photovoltaic panel cooling device is arranged in the wind guide pipe and close to the lower end inlet; the photovoltaic panel cooling device comprises cooling pipes which are arranged in parallel in groups or in a spiral array mode and fixed on the lower surfaces of the photovoltaic panels; the cooling pipes are filled with cooling liquid; the upper ends of the cooling pipes are respectively connected to a cooling liquid vapor pipe; the lower ends of the cooling pipes are respectively connected to a cooling liquid return pipe; the cooling pipes are connected in parallel to form a cooling pipe group; the cooling liquid vapor pipe is connected to the upper end of the first heat exchanger; and the upper end of the cooling liquid return pipe is connected to the lower end of the first heat exchanger and forms a circulation communication. The application realizes passive cooling of the photovoltaic generator set and has the characteristics of high solar energy utilization efficiency and good cooling effect.

A bellows assembly and related methods are described. The bellows assembly can be used in a immersion cooling system to regulate pressure in a tank's airspace above a coolant liquid. The bellows assembly can include a flexible container and pressure-release valves located to reduce emissions of coolant liquid vapor into an ambient environment.

The invention provides a petal essence solvent fractionation device, and belongs to the technical field of plant essence extraction. Comprising a body, a feeding assembly is arranged at the top of the body, a cutting assembly is arranged at the bottom of the feeding assembly, the cutting assembly and the feeding assembly are fixedly connected through a valve, a distillation assembly is arranged at the bottom of the cutting assembly, the distillation assembly and the cutting assembly are fixedly connected through a valve, and an impurity removal assembly is arranged on one side of the distillation assembly. The impurity removal assembly comprises a sealing disc, a cooling assembly is fixedly connected to the bottom of the sealing disc, and an extraction assembly is arranged at the bottom of the cooling assembly. By arranging the extraction assembly, the petal essence is extracted in a graded mode so as to meet the differential requirements of diversified application scenes, meanwhile, due to the design of the two-way annular pipe, essence solvent steam and extract liquor steam can be liquefied at the same time, the solvent consumption cost is reduced, and meanwhile the resource circulation efficiency is improved.

The application discloses a pesticide-polluted site synergistic elution system and an elution method, which comprise a containing support structure and a vapor elution mechanism arranged in the containing support structure; the containing support structure comprises a soil containing shell with an opening facing upwards; the vapor elution mechanism comprises a vapor elution support containing shell fixed to the bottom of the soil containing shell, the top of the vapor elution support containing shell is provided with a plurality of fixed fitting holes in communication with the inside of the vapor elution support containing shell, and a vertical aeration output pipe is fixedly arranged in the fixed fitting hole; an aeration conveying pipe is fixedly arranged in the aeration output pipe, and the lower end of the aeration output pipe is provided with a butterfly-shaped airtight valve; soil is powdered, classified according to the particle size of soil particles, and subjected to elution and purification in the soil containing shell by using a mixed gas of high-temperature air and elution liquid vapor, so that organic pesticide residues in the polluted soil can be effectively separated and removed.