20results about How to "Good inactivation effect" patented technology

The invention relates to the technical field of food processing, in particular to low-GI tartary buckwheat nutritional meal replacement powder as well as a preparation method and application thereof. The low-GI tartary buckwheat nutritional meal replacement powder comprises the following components: enzyme-deactivated rice meal, enzyme-deactivated tartary buckwheat bran powder, milk powder, tartary buckwheat active polypeptide, xylitol, sodium carboxymethyl cellulose, monoglyceride and maltodextrin. According to the characteristics of the rice and tartary buckwheat bran raw materials, high-efficiency enzyme deactivation and sterilization are respectively performed in a targeted manner. The tartary buckwheat active peptide is efficiently obtained by combining pressure cooking with a compound enzyme method. The tartary buckwheat bran is rich in functional active ingredients such as dietary fibers and flavonoid compounds and can be combined with the rice to achieve complementary nutritional advantages, tartary buckwheat functional active peptide ingredients are added, and the low-GI tartary buckwheat nutritional meal replacement powder which is stable in quality, rich in nutrition and has a clean label is developed on the basis of the three main raw materials. Technical support is provided for optimizing the grain processing technology and improving the quality and the storage period of whole grain food, and important practical value and application prospects are achieved.

The present invention relates to the field of food processing technology, specifically to a high-concentration CO2 cyclic processing device, comprising a CO2 storage tank, a first processing system, a second processing system and a recovery system; the CO2 storage tank is connected to the first processing system and the second processing system respectively, and the first processing system and the second processing system both include a processing kettle, a heating device and a cooling device; the recovery system includes a plurality of delivery pipes arranged in parallel, and the two ends of each delivery pipe are respectively connected to the processing kettles in the first processing system and the second processing system, and the delivery pipes include a normal pressure delivery pipe, a boosted delivery pipe and a delivery pipe provided with a vacuum generating device. The present invention can recycle more than 99% of CO2, save energy and reduce emissions, and has a short processing time, so as to realize fast and efficient processing of food materials. The present invention also relates to the application of the device in food processing, and also relates to a processing method of parboiled rice, which can significantly improve the processing efficiency and processing quality of parboiled rice.

The invention discloses a disinfecting and killing cabinet special for border inspection examined stamps. The disinfection cabinet special for the border inspection stamped seals comprises a cabinet body, a central control board, a left cell assembly, a right cell assembly, an atomization disinfection system, an air circulation system, an ultraviolet disinfection system and an industrial personal computer. According to the disinfection cabinet special for the border inspection stamped seals, the stamped seals placed in the disinfection cabinet special for the border inspection stamped seals can be disinfected in all directions; the staphylococcus aureus, the escherichia coli, the pseudomonas aeruginosa, the helicobacter pylori, the novel coronavirus, the H1N1 influenza A virus and other harmful bacteria or viruses attached to the surface of the inspection stamp can be well inactivated, the disinfection efficiency is high, the effect is good, and the influence on the health of workers can be effectively avoided; and in combination with multiple verification modes, the industrial personal computer is used for controlling opening and closing of all doors through the first intelligent lock, the second intelligent lock, the third intelligent lock and the fourth intelligent lock, and the safety of the disinfection cabinet special for the border inspection stamped seals is improved.

The utility model relates to the technical field of virus inactivation tanks, and discloses a full-automatic blood product virus inactivation temperature control tank, which comprises a control tank, a cover plate is arranged at the top of the control tank, a driving mechanism is arranged in the cover plate, a stirring shaft is movably connected in the control tank through the driving mechanism, and the stirring shaft is connected with the control tank. A plurality of groups of stirring blades are fixedly connected to the two sides of the stirring shaft, so that the temperature in the control tank can be automatically controlled by the temperature control mechanism during inactivation, and the temperature in the control tank can be always kept in an optimal inactivation temperature range; furthermore, the virus inactivation quality and efficiency of the device are greatly improved, and when the virus is inactivated, a stirring shaft and stirring blades can be driven by a driving mechanism to fully mix a blood product and an inactivation solution in a control tank, so that the inactivation effect of the device is greatly improved.

The present application relates to the technical field of water body bacteria inactivation, and particularly relates to a bacteria inactivation method based on micro-nano bubble ozone synergistic reaction, comprising the following steps: mixing and conveying ozone gas dissolved water and initial sewage to a front reactor to output as dissolved air sewage; conveying the dissolved air sewage to a reaction tank; obtaining the pressure of a plurality of pressure sampling positions of a conveying pipeline conveying the dissolved air sewage; determining the merging state of micro-nano bubbles in the conveying pipeline; determining an abnormal area in the merging state of the micro-nano bubbles; determining the bubble merging amount of the abnormal area based on the obtained conveying pipeline pressure of the position where the connecting port is located and the average pressure in the conveying pipeline behind the connecting port; determining the dosing amount of alkaline substances and the replenishment amount of the dissolved air water; and continuously conveying the dissolved air sewage from the front reactor to the reaction tank to complete the bacteria inactivation operation, so that the cavitation effect of ozone micro-nano bubbles is strengthened and the solubility of ozone in water is improved.

The utility model discloses a centrifugal tube placing rack for water bath inactivation plasma, including the frame main body of integral cuboid, the frame main body includes bottom plate, top plate and four stand, four stand rectangular distribution between bottom plate and top plate, and the both ends of stand are fixedly connected with bottom plate and top plate respectively, the upper surface of bottom plate is equipped with a plurality of positioning recess for positioning the bottom part of centrifugal tube, and the elastic clamping plate of horizontal distribution is movably arranged between bottom plate and top plate, and the elastic clamping plate is provided with the limiting through -hole corresponding with each positioning recess, the adjacent two stand form the guide sliding slot along the vertical distribution, and the edge of elastic clamping plate is respectively with four stand side surface elastic abutment and elastic clamping plate and guide sliding slot sliding connection. The utility model improves the safety, adaptability of centrifugal tube placement in the process of plasma inactivation, can guarantee that plasma is heated evenly, has improved inactivation effect and efficiency.

The invention discloses a heating inactivation type active toxic wastewater treatment system which comprises a first inactivation tank, the top of the first inactivation tank is communicated with a feeding port, the side faces of the feeding port and a discharging port are both communicated with first heat exchange pipes, the tops and the bottoms of a second inactivation tank and a third inactivation tank are both communicated with feeding ports and discharging ports, and the tops and the bottoms of the second inactivation tank and the third inactivation tank are communicated with second heat exchange pipes. The invention relates to a wastewater treatment system. According to the heating inactivation type active toxic wastewater treatment system, a first water pump absorbs wastewater in a first inactivation tank into a heat exchange cylinder through a first heat exchange pipe, and a second water pump absorbs wastewater in a second inactivation tank and a third inactivation tank into a hot water pipe through a water inlet pipe and a second heat exchange pipe; therefore, heat exchange among the first inactivation tank, the second inactivation tank and the third inactivation tank is achieved, the purposes of heating the first inactivation tank and saving part of steam are achieved, the second inactivation tank and the third inactivation tank can be cooled more quickly after absorbing heat, and the subsequent cooling efficiency of the second inactivation tank and the third inactivation tank is improved.

The application provides a cyclododecatriene preparation reaction post-processing process and system, which comprises the following steps: a termination process, in which a termination agent is mixed with a CDT reaction solution to perform catalyst quenching, so as to obtain a first mixture; wherein the termination agent comprises an alcohol, a phenol or a mixed solution of the alcohol and the phenol; a first extraction process, in which lye is used to extract the first mixture after cooling operation, so that a first oil phase is obtained and input into a second extraction process; and the second extraction process, in which pure water is used to extract the first oil phase, so that a second oil phase is obtained and input into a subsequent rectification separation process to obtain a cyclododecatriene product with high purity. The catalyst inactivation effect of the process is good, the loss rate of the CDT product obtained after the subsequent rectification separation is reduced, and the product recovery rate is high; the CDT reaction solution treated by the process avoids the equipment corrosion problem in the subsequent process, can reduce the equipment investment cost, simultaneously reduces the solid content and ensures the stable and continuous operation of the device.

This invention discloses a high-functionality defatted rice bran, its preparation method, and its applications. The method includes: stabilizing fresh rice bran with saturated steam to inactivate lipase, obtaining stabilized rice bran; then using the stabilized rice bran as raw material, extracting and defatting it with supercritical CO2 to separate rice bran oil and high-functionality defatted rice bran. Preferably, the saturated steam treatment temperature is 115-125℃, and the time is 15-25 min; the supercritical CO2 extraction temperature is 45-55℃, the pressure is 25-35 MPa, and the time is 1.5-2.5 h. The defatted rice bran prepared by this invention has a fat content of less than 1.5%, a water-holding capacity of more than 3.0 g / g, an oil-holding capacity of more than 2.4 g / g, and an expansion potential of more than 5.8 g / g. This method is green and environmentally friendly, significantly improving the functional properties of defatted rice bran. The resulting product can be used as a high-dietary-fiber ingredient in baked goods, showing good application prospects.

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 invention relates to the technical field of epoxy resin coatings, and discloses a functionalized carbon nanotube modified epoxy resin antibacterial coating, the epoxy resin coating modified by amino-containing quaternized piperazine-based carbon nanotubes has a stronger antibacterial effect, and when the carbon nanotubes are added into the epoxy resin coating as a common inorganic additive, the antibacterial effect of the epoxy resin coating is improved. The piperazinyl quaternary ammonium salt has good biological activity and has a remarkable inactivation effect on bacteria, after alkyl bacteria are killed, the quaternary ammonium salt can still keep sufficient activity, the quaternary ammonium salt is grafted to the surface of the carbon nano tube, the quaternary ammonium salt and the carbon nano tube can generate a synergistic effect, and the antibacterial effect of the carbon nano tube is improved; moreover, the antibacterial stability of the epoxy resin coating is improved, amino contained at the tail end of quaternary ammonium salt has a certain promotion effect on an acid anhydride epoxy resin curing agent, and the mechanical property of the coating is improved by adding the carbon nanotubes.

The invention provides a method for killing spores, and belongs to the technical field of disinfection and sterilization. The spore suspension is subjected to pulsed intense light treatment, and the parameters of the pulsed intense light treatment are as follows: the emission energy is 160-380J, the flashing frequency is 0-60, and the distance from a light source is 0-20cm. According to the method disclosed by the invention, a large amount of free radicals with strong oxidizability can be generated in a short time by specifically limiting parameters of the pulse intense light, and the free radicals have an inactivation effect on spores, so that the effect of killing the spores is improved. Data of the embodiment shows that whether free radicals can be generated in the pulsed light treatment or not is judged by measuring the concentrations of two free radicals (hydroxyl free radicals and superoxide anions) with the strongest oxidation activity in the water body subjected to the pulsed light treatment; and indirectly judging the inactivation effect of the free radicals on the spores by comparing the inactivation quantity of the spores in the intensive pulse light treatment group with the inactivation quantity of the spores in the intensive pulse light treatment group after the free radical scavenger (sodium thiosulfate) is added.

This invention discloses a continuous ultrasonic amplification standing wave field-ozone micro-nano bubble synergistic inactivation device for mariculture, comprising a seawater pretreatment unit, an ozone micro-nano bubble generating unit, an ultrasonic amplification standing wave field-ozone micro-nano bubble synergistic inactivation reaction unit, a multi-parameter effluent detection unit, and a closed-loop control unit connected in sequence. The reaction chamber adopts a three-layer coaxial nested configuration of 316L stainless steel. The inner tube wall has a regular polygonal prism structure, while the outer tube wall has a multi-segment continuously circulating "gradually expanding-constant diameter-gradually contracting" irregular tube structure. High- and low-frequency multi-array ultrasonic transducers are correspondingly arranged on the inner and outer wall surfaces to synergistically construct a blind-zone-free gradient amplification standing wave field. This invention achieves efficient and continuous inactivation of pathogenic microorganisms in mariculture water by targeting and enriching pathogenic microorganisms at the acoustic pressure nodes of the standing wave field, concentrating the excitation of multi-frequency resonant cavitation effects at the acoustic pressure antinodes, and coupling ozone micro-nano bubbles to reduce the cavitation threshold and leverage their high oxidizing properties.

The invention discloses a vaccine separator for realizing a self-sterilization cleaning function by using a vapor phase and a working method, relates to the technical field of vaccine separators, and aims to solve the problem that a steam cleaning method is adopted in a cleaning process in a working state of the vaccine separator, and the principle is that a vapor medium has better permeability and diffusivity compared with a liquid medium; a vapor-state medium has a better heat dissipation effect and a better evaporation effect, and a better inactivation effect is achieved aiming at residual thalli in the separation action, so that a vapor-liquid double-path structure is provided based on the above content and in cooperation with a vapor injection mode, and the essence of the vapor-liquid double-path structure is as follows: aiming at the injection mode of a thalli mixture in the separation process, the vapor-liquid double-path structure is provided; and for this purpose, real-time interaction needs to be carried out on the temperature environment and the pressure environment in the kettle body according to the injection process of the high-temperature steam, and the final purpose is to improve the overall cleaning effect.

The invention discloses a method for inactivating viruses by electromagnetic waves and application thereof, experiments prove that the inactivation effect of the electromagnetic waves on the viruses can be enhanced by heating, an experimental basis is provided for research on application conditions and methods for inactivating the viruses by electromagnetic wave radiation, and the method has a good application prospect in the aspect of virus inactivation.

The invention discloses an algae treatment method based on far ultraviolet light irradiation. The method uses far ultraviolet light to irradiate the treated algae-containing raw water. Compared with an existing ultraviolet light irradiation technology, the method has the advantages that the illumination intensity is low, and algae cells can be greatly inactivated in a short time. Algal toxins can be degraded through far ultraviolet light irradiation, and the total toxin reduction trend is presented on the whole. And meanwhile, the algae inactivated by far ultraviolet irradiation cannot grow again, so that the effect of inhibiting the re-outbreak of algal blooms is achieved. Besides, the used far ultraviolet light is harmless to a human body, the illumination intensity is low, the treatment time is short, the method is simple to operate, the algae can be thoroughly inactivated, meanwhile, the energy consumption is reduced, the treatment efficiency is improved, and the harm to workers is avoided.

A ship ballast water treatment device, treatment system and method, the device comprises a photolytic chlorine disinfection treatment chamber and a wavelength 285nm ultraviolet lamp, the photolytic chlorine disinfection treatment chamber has a ballast water input port, a ballast water output port and a hypochlorous acid addition port, the wavelength 285nm ultraviolet lamp is arranged in the photolytic chlorine disinfection treatment chamber, the hypochlorous acid addition port is used to add hypochlorous acid into the photolytic chlorine disinfection treatment chamber, the ship ballast water flows into the photolytic chlorine disinfection treatment chamber through the ballast input port, hypochlorous acid enters the photolytic chlorine disinfection treatment chamber through the hypochlorous acid addition port, and is irradiated by the wavelength 285nm ultraviolet lamp in the photolytic chlorine disinfection treatment chamber to perform photolytic chlorine disinfection. The application of the present invention can reduce the demand for high ultraviolet radiation dose and high oxidant concentration of the ballast water treatment system, reduce the energy consumption and environmental risks of the prior art, and improve the efficiency and reliability of ballast water treatment.

This invention provides a method for inactivating viruses in plasma using ultraviolet irradiation. The method involves adding 10–18.76 g / L of amino acids to the plasma as an inactivating protective agent, followed by inactivation under ultraviolet irradiation. This method effectively inactivates viruses in plasma while reducing the destruction of effective protein components in the plasma and minimizing the loss of coagulation factors. Furthermore, the residual amino acids in the inactivated plasma are harmless to the human body, providing safe plasma products that can be rapidly used in clinical settings.

The utility model discloses a heparin sodium extraction inactivation device which comprises a high-pressure sterilization bin, a booster pump is installed outside the high-pressure sterilization bin, an air pressure monitoring meter is installed on one side of the booster pump, and the bottom of the high-pressure sterilization bin is connected with a high-temperature sterilization bin in a sealed mode through a liquid conveying pipeline. One end of the high-temperature sterilization bin is hermetically connected with an ultraviolet inactivation machine tank through a pipeline. According to the utility model, the high-pressure sterilization bin is arranged, so that bacterial substances in a heparin sodium liquid raw material can be conveniently subjected to high-pressure sterilization operation, then the primarily sterilized heparin sodium liquid is conveyed into the high-temperature sterilization bin through the liquid conveying pump, and the liquid is boiled and subjected to high-temperature sterilization through the electric heating pipe, so that a further inactivation effect is achieved; finally, an ultraviolet inactivation machine tank is arranged, and an ultraviolet generator device is mounted in the ultraviolet inactivation machine tank and can be used for emitting ultraviolet rays to further inactivate and sterilize the heparin sodium liquid, so that the inactivation effect of the heparin sodium liquid is improved.

The invention provides a chicken source tembusu virus and egg drop syndrome virus bivalent vaccine, the chicken source tembusu virus is a chicken source tembusu virus SD01 strain, and the preservation number is CCTCC (China Center For Type Culture Collection) NO: V202472. The invention also provides a preparation method of the chicken source tembusu virus strain. The bivalent vaccine can achieve symptomatic prevention on chicken flocks infected with tembusu virus diseases, can effectively control occurrence of egg drop syndromes, and is good in safety, good in immune effect and high in protection rate.