325results about How to "Improve removal efficiency" patented technology

The application discloses an alkylation device with a circulating refrigerant impurity removal function, which comprises an alkali washing assembly, a water washing assembly, a depropanizing tower and a deisobutane tower; the alkali washing assembly and the water washing assembly are connected in series on a circulating refrigerant feeding conveying pipe; a water washing assembly discharge port is in pipeline communication with a depropanizing tower feeding inlet; and a depropanizing tower lower discharge port is in pipeline communication with a deisobutane tower feeding inlet. The device can remove SO2, sulfides such as mercaptans and free water in the circulating refrigerant of the alkylation device, thereby effectively reducing the plugging frequency of the depropanizing tower, improving the propane removal efficiency of the alkylation device system, avoiding the increase of the content of propane in the system, maintaining a better alkylene ratio in the circulating material and improving the quality of the obtained isooctane product.

The application discloses a packaging all-in-one machine for BMC material production and relates to the technical field of BMC material packaging. The packaging all-in-one machine comprises a control box, a first mechanical hand for clamping an inner bag is fixedly connected to one side of the control box, a second mechanical hand for clamping an outer bag is arranged on the lower side of the first mechanical hand, a removing mechanism for removing fiber groups on the surface of BMC material is arranged on one side of the control box, a cutting mechanism for cutting BMC material is arranged on the lower side of the removing mechanism, and a bag sealing mechanism for sealing the inner bag is arranged on the lower side of the cutting mechanism. The first electric rotating table drives the BMC material for primary packaging to rotate above the outer bag. The inner bag is not only filled into the inner part of the outer bag, but also turned over, so that the too-narrow end is first inserted into the inner part of the outer bag. Due to the change of gravity, the BMC material at the wide end of the inner bag flows to the narrow end, and gradually becomes narrow, so that the inner bag filled with BMC material is conveniently filled into the inner part of the outer bag.

The application relates to a benzocarbazole capping layer material and a preparation method, an organic electroluminescent device and a display device, and belongs to the technical field of organic luminescent materials. The structural general formula of the capping layer material is general formula 1: The organic EL element of the application uses an organic EL element material with high refractive index, good thin film stability and excellent durability as the material of the cap layer, so that the light extraction efficiency is greatly improved compared with the known organic EL element, and the technical effects of high efficiency and long service life are achieved.

The utility model relates to the technical field of acid gas treatment, in particular to a multi-stage treatment system for acid gas, which comprises a first-stage alkaline tower, a second-stage alkaline tower, a dehydration facility and an activated carbon adsorption facility which are connected in sequence, the device disclosed by the utility model has the beneficial effects that the two stages of alkaline washing towers are connected in series, so that the total gas-liquid contact area is increased, and the removal efficiency of acid gas is improved; through the dense design of nozzles on the periphery of the tower body, the liquid film coverage rate of the tower wall area is increased, gas escape is avoided, and the alkali washing efficiency is further improved; the Pall ring packing is made of CPVC materials, the corrosion resistance is better than that of traditional PP materials, the service life is prolonged, meanwhile, the packing layer is high in anti-blocking capacity, and the shutdown cleaning frequency is reduced.

The invention relates to the technical field of environment monitoring, in particular to a multi-point automatic water sampling device for an unmanned aerial vehicle, which comprises a water sampling mechanism arranged at the bottom of the unmanned aerial vehicle, the water sampling mechanism can be automatically connected with a flying platform of the unmanned aerial vehicle, the water sampling mechanism comprises a shell, a water tank and a water pumping component, the water tank is arranged at the bottom outside the shell, and a plurality of water sampling bins are arranged in the water tank in a surrounding manner; the shell is provided with a liquid inlet hole communicated with the water sampling bin; the water pumping component comprises a water pump, a turntable and a switching pipe, and a water inlet pipe is arranged at the suction end of the water pump and provided with a water sampling pipe; a drain pipe is arranged at the discharge end of the water pump; the turntable is driven by a switching motor and is provided with a through drainage hole, one end of the switching pipe is communicated with one end, far away from the water pump, of the drainage pipe through a sealing universal joint, and the other end of the switching pipe is communicated with the drainage hole. According to the invention, single-pass flight is realized, multi-point sample collection, storage, diversion and export can be completed, the water collection efficiency is improved, and the real-time performance of seawater monitoring is ensured.

The application discloses a kind of automatic transplanting equipment for landscape engineering, and it relates to the technical field of transplanting equipment.The application includes: positioning ring, the positioning ring includes the fixing member detachably clamped on the trunk, and the fixing member is provided with openable and closable annular support rail;Positioning support, multiple and inserted in the land, the positioning support includes positioning block, two insertion rods are vertically penetrated and installed on the positioning block, the telescopic positioning rod is hinged to the positioning block, the movable end of the telescopic positioning rod is detachably inserted with the side surface of annular support rail, the support plate is hinged to the positioning block and arranged horizontally, the upper surface of the support plate is detachably connected with arc-shaped slide rail, and the arc-shaped slide rails on multiple support plates are spliced into a circular ring.The application realizes the convenient transportation and use of transplanting equipment by the assembly component, and automatically cuts soil ball without manual shovel, saves manpower and improves efficiency.

The utility model relates to the technical field of geothermal heating, disclose a kind of geothermal heating heat pump unit, including heat pump unit main body, heat pump unit main body is fixedly connected with connecting pipe, connecting pipe is fixedly connected with box body, and the side of box body is fixedly connected with water outlet pipe;Water suction pipe, water suction pipe is arranged at the bottom end of heat pump unit main body, and water suction pipe is fixedly connected with heat pump unit main body cleaning assembly, and cleaning assembly is arranged in water suction pipe, and cleaning assembly is used to clean the speed of groundwater, and cleaning assembly includes filter plate, turbine blade and movable block, turbine blade rotation is arranged in water suction pipe, filter plate is arranged in water suction pipe, and filter plate is elastically connected with the inner wall of water suction pipe, movable block array is arranged between filter plate and turbine blade, movable block is transmission connection with turbine blade, heat pump unit main body is pumped up by water suction pipe to water, after water passes through water suction pipe, internal parts of cleaning assembly cooperate, and the impurities on filter plate are fully removed.

The application discloses a heat treatment device and method for photovoltaic module recycling, and belongs to the field of photovoltaic module recycling, and comprises a heat treatment room, a vibrating platform, a lifting mechanism, a clamping mechanism and a fixing seat. The photovoltaic module can be placed on the fixing seat, the heat treatment room can heat the area where the fixing seat is located, and the heating temperature of the heat treatment room can make the EVA adhesive film become a solid jelly-like film. The adsorption mechanism can adsorb the glass layer or the back plate of the photovoltaic module and drive the glass layer or the back plate to move upwards. The EVA adhesive film in the photovoltaic module is adjusted to a solid jelly-like film by low temperature, the vibrating platform causes intense relative movement between the back plate and the battery plate and between the battery plate and the glass layer, thereby breaking the EVA adhesive film in the middle, and the glass layer, the battery plate and the back plate are disassembled. After disassembly, the high-pressure blowing mechanism is used to remove the EVA adhesive film remaining on the glass layer, the battery plate and the back plate. In the whole process, the EVA adhesive film is not dissolved and harmful gas is not generated.

The invention relates to the technical field of rana nigromaculata slaughtering, in particular to a rana nigromaculata slaughtering machine. Comprising a rack, and a supporting plate, a rolling belt, a blade, a viscera removing piece, a conveying belt, a push rod, a pneumatic clamping jaw, a head removing blade and the like are arranged above the rack; the lower portion of the supporting plate is driven by a rolling motor, so that the rolling belts on the two sides rotate at the same rotating speed. The rana nigromaculata is clamped by the rolling belts on the two sides and conveyed along a straight line, belly opening and viscera removing operation is sequentially completed, then the rana nigromaculata is conveyed to the baffle through the conveying belt to be subjected to peeling and head removing, the rana nigromaculata is pushed out through the push rod after peeling and head removing are completed, and continuous slaughtering of the next rana nigromaculata is achieved circularly. The device has the advantages of short time consumption, high efficiency, low labor cost, small operation difficulty, small occupied area, simple structure, high automation degree and the like, can meet the large-scale slaughtering requirements of rana nigromaculata, and has a good application prospect.

The invention discloses a method for synergistically preparing magnesium ammonium phosphate by treating ammonia-nitrogen wastewater with phosphate tailings, which comprises the following steps: roasting the phosphate tailings at high temperature to obtain roasted ore; the obtained roasted ore is subjected to digestion treatment, CO2 is introduced into ore pulp for carbonization, and the CO2 comes from roasting waste gas CO2 and carbon-containing flue gas; performing solid-liquid separation to obtain a first filtrate and a first filter residue, using the first filter residue to recover calcium, and using the first filtrate to treat ammonia-nitrogen wastewater; adding a phosphorus source and ammonia-nitrogen wastewater into the first filtrate, adjusting the pH value, and filtering after reaction to obtain a second filtrate and a second filter residue; the ammonia nitrogen content of the second filtrate is detected through Nessler's reagent spectrophotometry, and the ammonia nitrogen removal standard is met; and drying the second filter residue at low temperature to obtain a magnesium ammonium phosphate product. The method is low in production cost, high in product value and high in resource utilization rate, ammonia nitrogen in the wastewater can be efficiently removed, the environmental wastewater discharge standard is met, efficient value-added utilization of industrial by-products is achieved, and meanwhile the prepared magnesium ammonium phosphate product meets the industrial standard.

This invention relates to a modified zero-valent iron / biochar composite material with oxygen-rich vacancies and its application. The modified zero-valent iron / biochar composite material comprises a biochar carrier and zero-valent iron loaded on the biochar carrier. The surface of the zero-valent iron is coated with sulfur-containing iron compounds and / or boron-containing iron compounds, and the surface of the zero-valent iron contains abundant oxygen vacancies. The modified zero-valent iron / biochar composite material is specifically prepared by the following method: dispersing the biochar carrier and zero-valent iron in oxygen-free water and grinding; adding a sulfur source or boron source to the ground suspension, stirring and grinding thoroughly, and drying; subsequently soaking in a reducing solution, followed by high-temperature calcination and cooling to obtain the modified zero-valent iron / biochar composite material. Compared with the prior art, the modified zero-valent iron / biochar composite material prepared by this invention can be used synergistically with compound oxidants to achieve effective remediation of organically contaminated soil.

The utility model relates to the technical field of concentrators, in particular to a concentrator with a mounting rack, which comprises a concentrator body, a mounting mechanism is arranged on the surface of the concentrator body, the mounting mechanism comprises a mounting rack body, the mounting rack body is in contact connection with the back of the concentrator body, and the mounting rack body is in contact connection with the concentrator body. A limiting block is fixedly connected to the surface of the mounting frame body, and a mounting block is fixedly connected to the surface of the mounting frame body. The concentrator body is mounted on the electric meter box through the mounting rack body, when the concentrator body needs to be maintained, only the concentrator body needs to be dismounted from the mounting rack body, the mounting rack body does not need to be dismounted from the electric meter box, the mounting rack body and the concentrator body are simple and convenient to mount and dismount, and the mounting rack is convenient to mount and dismount. And the concentrator body dismounting efficiency is greatly improved, so that the concentrator body maintenance efficiency is improved.

The utility model discloses and quick removal and cleaning device of andy body surface slime, including the shell body with cavity, the bottom fixed connection of shell body has the support piece, the front end of shell body is equipped with the sealable sealing door, the conical flow guide cavity of guiding fluid directional flow is equipped in the bottom of cavity, the inside of flow guide cavity is provided with the linear drive source of independent work, the bottom of cavity is equipped with the through type sewage discharge hole and is located the guide terminal of conical flow guide cavity, and the power output of linear drive source is equipped with the bearing platform, and the upper surface of bearing platform forms with the organism positioning recess of andy body shape contour adaptation, and the inside wall of cavity is provided with the pressurized fluid injection assembly, the utility model discloses through the pressurized fluid injection assembly generation multidirectional water flow overall coverage andy body surface, and the reciprocating motion of wave shape silica gel scraper in the slime stripping unit of servo motor drive, and the both cooperation reaches physical and fluid double cleaning, improves the slime removal efficiency, and shortens the manual cleaning time.

The utility model is suitable for network transformer processing technical field discloses a kind of network transformer disc dismantling device, second installation stand is uniformly had in both ends of installation platform side, two groups of second installation stand top side are between being provided with connecting crossbeam, and connecting crossbeam is set on installation platform outside upper side, and the side away from connecting crossbeam of installation platform is provided with self-made synchronous belt module, full material disc positioning mechanism is set in self-made synchronous belt module top, two groups of top side are provided with module mounting plate, and synchronous belt module is set in template mounting plate side, and installation platform top is provided with baffle material disc cylinder, two groups of second installation stand top are provided with second linear slide rail.The utility model technical scheme can realize the automatic feeding, positioning, disc changing and empty tray recycling of material tray, without manual intervention throughout, simultaneously, each actuating mechanism is controlled by control system to realize unified timing control, action is coherent without interference, degree of automation is high, improves disc dismantling efficiency.

The invention relates to a non-ferrous smelting waste acid wastewater vulcanization reaction device, and belongs to the field of non-ferrous smelting waste acid wastewater treatment. The device comprises a reaction tank main body, and a circulating tank, a flow baffle, a medicament adding system and a stirring device which are arranged in the reaction tank main body, the recycling device is arranged at the upper part of the reaction tank main body; the wastewater inlet system and the liquid outlet pipe are arranged outside the reaction tank main body; the wastewater inlet system is divided into two paths, the first path is communicated with the reaction tank main body, the second path is communicated with the top of the recycling device, and wastewater is used as spraying liquid to be distributed in the recycling device; the liquid outlet pipe is communicated with the upper part of the circulating groove; and an outlet of the recycling device is connected with a pipeline of the deinsectization tower. Compared with the prior art, the device is compact in structure, a traditional vulcanization reaction device is improved, the vulcanization efficiency is improved, the dosage of chemicals is reduced, and good environmental protection and economic benefits are achieved.

The application discloses a kind of cleaning device of work roll for galvanized strip steel processing, including bearing base plate, rolling mill main body, roller conveyor, straightening machine main body, cutting machine main body and flattening machine main body, and the bottom end in rolling mill main body is connected with cleaning assembly by cleaning cavity, cleaning assembly can clean the work roll body in rolling mill main body, cleaning assembly includes horizontal mechanism, swing mechanism and reverse mechanism, swing mechanism can be moved and adjusted left and right, adapt to the work roll body of different positions, swing mechanism top is connected with reverse mechanism, can drive reverse mechanism to swing left and right, adapt to the arc structure of work roll body outside, reverse mechanism includes installation frame, cleaning wheel one and cleaning wheel two etc., under the cooperation of each other, by the reverse rotation of cleaning wheel one and cleaning wheel two, the cleaning effect of work roll body outside is strengthened, and the stripping effect of material on work roll body outside is improved, to realize more high-quality cleaning effect.

The utility model discloses a crystal separation device of an borneol crystallizing tank, which relates to the technical field of crystal separation of borneol and comprises a bottom plate, an L-shaped plate fixedly connected to the upper surface of the bottom plate, a hydraulic push rod fixedly mounted on the upper surface of the bottom plate, a placing disc fixedly mounted at the top end of the hydraulic push rod, and a solid body of the borneol crystallizing tank placed on the placing disc. And a clamping turnover mechanism and a separating mechanism are arranged on the L-shaped plate. According to the utility model, through the arrangement of the clamping and overturning mechanism and the separating mechanism, the clamping and overturning of the borneol crystallizing tank entity and the efficient separation of borneol in the tank can be realized, the separated borneol can smoothly slide down and be collected, and the automatic separation operation of the borneol is completed.

The invention discloses a far ultraviolet micro-LED photocatalyst monolithic integrated chip and a preparation method of the far ultraviolet micro-LED photocatalyst monolithic integrated chip. According to the chip, an AlGaN-based micro-LED array with the emission peak position of 220-230 nm is adopted as a far ultraviolet light source, a conformal composite layer structure with optical shaping and photocatalysis dual functions is integrated on the light emitting face of the AlGaN-based micro-LED array in a monolithic mode, and a composite layer is composed of a high-transmittance framework layer and a porous catalytic skin layer; the catalytic skin layer conformally deposits a porous membrane with the thickness of 50-300 nm on the surface of the lens, the aperture is 10-200 nm, the porosity is 20-60%, and degradation of organic pollutants and inactivation of microorganisms in air are achieved under the wave band of 220-230 nm. And a transition layer with the thickness of 50-200 nm is arranged between the light emitting surface of the chip and the composite layer, so that the adhesive force is improved and the thermal stress is relieved. The device is compact in structure, low in energy consumption, free of mercury, environmentally friendly and suitable for the fields of far ultraviolet disinfection, air purification, healthy illumination in closed space and the like.

A multi-stage adsorption synergistic dust control system for silicon carbide laser processing includes a suction hood, a vibrating grid module, a porous laminar flow adsorption module, a boiling water mist module, a condensation pipe, a mixing condensation module, a drying module, and a fan, arranged sequentially and connected along the airflow direction. The vibrating grid module includes an alloy grid and a vibration device. The porous laminar flow adsorption module includes an adsorption layer disposed in the airflow channel. The boiling water mist module includes an adsorption chamber and a water mist generator to form boiling water mist to capture dust in the airflow. The condensation pipe performs preliminary condensation of the airflow to capture dust. The mixing condensation module includes an inclined condensation channel that utilizes dust in the airflow as condensation nuclei to remove dust. The inner wall of the condensation channel is alternately arranged with superhydrophilic and superhydrophobic regions. This invention can achieve stepwise dust removal from the micron to the nanometer scale, with a capture efficiency of up to 99.9%, low overall energy consumption, and recyclable materials.

The application discloses a cleaning method for wafer regeneration and HK film removal, which comprises three sequential steps: step 1, using a mixed solution of hydrofluoric acid and hydrogen peroxide to remove dense HK film, and through the synergistic effect of hydrogen peroxide oxidation and hydrofluoric acid dissolution, the HK film is completely peeled off from the silicon substrate; step 2, using aqua regia to remove other metal films, and using the stable complex formed by chloride ions and metal ions to enhance the metal removal effect; step 3, using SC2 cleaning solution for metal control cleaning, and removing trace metal ions; after each chemical treatment, the cleaning process of ultrapure water flushing and spin-drying is adopted. The method also comprises a neutralization treatment process of waste liquid and sodium hydroxide solution. Through the above three-step sequential process, the application can realize the beneficial effects of significantly improving the film removal efficiency, greatly improving the yield, effectively controlling the damage of the silicon substrate and enhancing the environmental friendliness of the process.

The utility model discloses a kind of based on machine vision and magnetic force adjustable conveying belt metal foreign matter removal device, including device rack, conveying belt, driving device, industrial camera, suction adjustable electromagnet, main control system, wherein, conveying belt is equipped on device rack, industrial camera is fixedly connected on device rack, mounting rack is fixedly connected on device rack, mounting disc is rotatably connected on mounting rack, suction adjustable electromagnet is fixedly connected on mounting disc, suction adjustable electromagnet corresponds with the conveying belt, driving device is fixedly connected on mounting rack, driving device is power connected with mounting disc, industrial camera, driving device, suction adjustable electromagnet are all signal connected with main control system.The utility model relates to the technical field of metal foreign matter removal device, it has the characteristics of metal foreign matter accurate identification and selective removal, avoid pellet mistake adsorption.

This application relates to the field of medical device technology, and more particularly to a respiratory gas absorption filter, comprising a housing, an air inlet pipe and an air outlet pipe disposed on the housing, a guide vane disposed on the air inlet pipe, a first thin cotton and a first thick cotton disposed at one end of the interior of the housing, and a second thick cotton, a plastic sheet, corrugated paper and a second thin cotton disposed at the other end of the interior of the housing, wherein the plastic sheet is uniformly provided with at least one vent hole, and an adsorption medium is disposed inside the housing. Therefore, a respiratory gas absorption filter can solve the technical problems of existing adsorption media having fine particles that are easily squeezed out from the gap between the adsorption cotton and the canister under the impact of high-frequency airflow or equipment vibration of anesthesia machines, and the simple pore structure of the adsorption cotton material used in traditional adsorption canisters, which causes condensate to accumulate inside the canister under long-term gas exposure.

This invention discloses a device for detecting and clearing ice and snow debris from power lines, comprising five parts: a crawling mechanism, an obstacle-crossing and clearing mechanism, an eddy current heating device, an autonomous power-collecting device, and a drone docking and flight device. The autonomous power-collecting device includes an electromagnetic power-collecting device and a pantograph contact power-collecting device. The crawling device and the eddy current heating device are located inside an openable structure, while the outside of the openable structure is connected to the electromagnetic power-collecting device and the obstacle-crossing and clearing mechanism. Drone docking and flight devices are located on both sides of the crawling device, with the pantograph contact power-collecting device placed on top of the drone docking and flight devices. A main control unit is located between the crawling device and the electromagnetic power-collecting device. This invention solves the problem that traditional mechanical clearing methods easily damage power lines and accelerate wear. Simultaneously, this invention also addresses the safety hazards faced by existing clearing equipment and personnel, as well as the problem of short single-operation time due to battery performance limitations.

The application discloses a composite flocculant based on aluminum chloride and a preparation method thereof, and belongs to the technical field of flocculant preparation, and is used for solving the technical problem that the stability and flocculation performance of the flocculant need to be further improved in the prior art; the branched polymer containing polycarboxyl groups is prepared by the reaction of tris(2-aminoethyl)amine and pyromellitic dianhydride, and the taurine groups are introduced to obtain the sulfobranched polycarboxyl polymer; the titanium phosphorus silicon aminopropyl composite is synthesized by using the sol-gel method, and the inorganic-organic network combination is realized; the polyimidazolium-hydroxy ether is obtained by the reaction of imidazole, epichlorohydrin and bisphenol A diglycidyl ether; the composite flocculant is formed by the reaction of the three under the acidic condition, the composite flocculant combines the polycarboxyl groups, the sulfonic acid groups, the imidazolium groups and the inorganic-organic skeleton, has high charge density, good adsorption and bridging performance, can rapidly form stable flocs, and can effectively remove the suspended particles and organic pollutants in water.

This invention belongs to the field of polyolefin preparation and relates to a method for preparing a polyolefin material with low metal impurities and resistance to precipitation. The method includes the following steps: (1) adding polyolefin resin raw material and fatty ketone solvent into the extraction vessel of a supercritical extraction device, introducing a gaseous medium into the extraction vessel, adjusting the temperature and pressure of the extraction vessel to make the gaseous medium be in a supercritical state, and treating the polyolefin resin raw material in a supercritical fluid; the fatty ketone solvent is C3-C 10 (1) At least one of the fatty ketone solvents; (2) Cooling and depressurizing to separate the polyolefin resin raw material from the solvent phase and drying it to obtain the polyolefin material with low metal impurities and resistance to precipitation. The method provided by the present invention has high efficiency in removing metal impurities from polyolefins and simultaneously achieves the removal and control of the content of soluble polymers, which significantly improves the purity and precipitation resistance of polyolefin resins.

The utility model discloses a cloth dyeing device, including dyeing pool, the left side upper end of this dyeing pool is provided with the feeding roller, the right side upper end is provided with the discharge roller, and the pool bottom left side, the middle side and the right side of dyeing pool all are provided with the conveying roller, and the cloth that needs to be dyed passes the left side feeding roller feeding, passes three conveying rollers of pool bottom again and feeds, realizes the discharge from discharge roller, be provided with dye in the dyeing pool. The cloth that needs to be dyed in the device enters the dyeing pool through the feeding roller, then passes three conveying rollers and is conveyed downward, realizes the discharge through the discharge roller of upside after again, and be provided with dye in the dyeing pool, and the cloth is soaked and dyed through dye when passing the dyeing pool, realizes the discharge from the discharge roller when corresponding complete dyeing, and the structure is reasonable.

The application discloses a dry gas deep desulfurization process. The process comprises the following steps: (1) removing hydrogen sulfide from refinery dry gas through a first-stage amine liquid absorption tower; (2) removing organic sulfur from tail gas of the first-stage amine liquid absorption tower in a low-temperature absorption tower; (3) sequentially exchanging heat between the absorption tail gas and raw dry gas, and between the absorption tail gas and hydrolysis tail gas, and then heating the absorption tail gas, and then inputting the absorption tail gas into a hydrolysis reactor to convert carbonyl sulfur into hydrogen sulfide; and (4) inputting the hydrolysis tail gas into a second-stage amine liquid absorption tower, and countercurrently absorbing the hydrolysis tail gas with lean amine liquid in the tower to remove hydrogen sulfide in the dry gas. The application can purify and remove sulfides in the dry gas, reduce the content of organic sulfur and hydrogen sulfide in the gas, reduce the content of SO2 in flue gas discharged from a heating furnace of each subsequent device, and ensure safe, environmentally-friendly and efficient and stable operation of the heating furnace of the whole plant.

The invention discloses a multi-stage plasma treatment device and method for enhancing removal of chlorinated organic compounds in factory water of a waterworks. The multi-stage plasma treatment device comprises a diameter change reaction container, a bearing shaft fixing and transmission device, a bearing shaft, a working electrode and turbulent flow fan blades. The diameter-variable reaction container is a cylinder of which the radius is gradually reduced, and sequentially comprises a water inlet, a turbulent flow section, three treatment sections and a water outlet; the inner side of the bearing shaft fixing and transmission device is fixed with the bearing shaft and drives the bearing shaft to rotate, and the outer side of the bearing shaft fixing and transmission device is fixed with the reaction container; a circuit is arranged in the bearing shaft; a working electrode is a needle-shaped tungsten electrode, each treatment section is provided with three annular belts, each annular belt comprises 12 electrodes, and the interval between every two adjacent electrodes is 30 degrees; the number of the turbulent flow fan blades is 12, and the turbulent flow fan blades are distributed at 30 degrees. According to the invention, to-be-treated water containing chlorinated organic matters and gas (Ar / O2 mixed gas) are pretreated into a gas-liquid mixture, a high-pressure reaction place is formed by virtue of a variable-diameter container, and high-temperature and high-energy plasmas are generated in a rotating electrode pulse type discharge manner, so that the chlorinated organic matters are efficiently pyrolyzed.

The invention discloses a milling removal device for components of a photovoltaic module and a use method of the milling removal device. The milling removal device comprises an input mechanism, a transmission mechanism, a milling mechanism, a pressing mechanism and a guide mechanism. The input mechanism is matched with the conveying mechanism, stable feeding and conveying of photovoltaic modules are achieved, damage to the modules in the manual carrying process is avoided, the milling mechanism has the milling separation function and the scrap collection function, independent collection equipment does not need to be additionally arranged, the equipment structure is simplified, the downward pressing mechanism can prevent the photovoltaic modules from moving in the milling process, and the production efficiency is improved. The guide mechanism drives the milling mechanism to move horizontally, it is ensured that milling covers the whole area of the photovoltaic module, and the problems that existing equipment is uneven in milling and not thorough in separation are solved. All the mechanisms work cooperatively, the integrated process of feeding, conveying, positioning, milling and collecting is formed, the broken glass and silicon wafer removing efficiency is greatly improved, and a foundation is laid for follow-up battery panel and back panel recycling.

This invention belongs to the field of oil and gas field wastewater treatment technology, and discloses a treatment system and method for oil and gas field fracturing flowback fluid. The system comprises a de-gelling and flocculation system, a microbubble ozone system, a reverse osmosis interception system, and a bio-enhanced degradation system connected in sequence. The de-gelling and flocculation system receives the raw water to be treated and, through the synergistic effect of chemical de-gelling and physical swirling fields, separates and removes oily substances and suspended solids from the raw water, forming de-gelling permeate. The microbubble ozone system is used to deeply oxidize the de-gelling permeate, forming oxidation permeate. The reverse osmosis interception system is used to desalinate and deeply purify the oxidation permeate, forming reverse osmosis permeate. The bio-enhanced degradation system is used to degrade biodegradable pollutants in the reverse osmosis permeate to obtain system effluent. This invention achieves the comprehensive goal of a compact process and stable effluent that meets standards for reuse or discharge through a closed-loop treatment path of progressive pollutant reduction and differentiated purification.