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1780 results about "Ice water" patented technology

Evaluation method for comprehensive risk degree of embankment scour-seepage in different periods of raining season

The invention discloses an embankment scour-seepage comprehensive risk degree assessment method in different periods of a riverway. The riverway is divided into three periods of a riverway flow period, a river sealing period and a river opening period according to the evolution process of the riverway ice condition; ice water conditions and dike work condition characteristics in different periods of the ice flood season are analyzed, different characteristic indexes are compared and analyzed in different periods of the ice flood season, and an influence mechanism of ice / water / sand external condition coupling driving on dike scour-seepage comprehensive risk evolution is identified; the dike scour risk degree in different time periods of the ice flood season is quantified; and quantifying the dike seepage risk degrees in different periods of the ice flood season, and constructing an evaluation matrix of the dike erosion-seepage comprehensive risk degrees in different periods of the ice flood season by using the fused dike erosion risk degrees and dike seepage risk degrees so as to evaluate the dike erosion-seepage comprehensive risk degrees in different periods of the ice flood season. According to the invention, a scientific basis is provided for disaster risk management of embankment projects and formulation of disaster prevention and reduction measures in the ice flood season, and the theoretical and technical level of embankment disaster prevention in the ice flood season is improved.
Owner:TIANJIN UNIV

Deep hypothermia storage method for retaining bone tissue activity

PendingCN119344301ABio-packagingDead animal preservationIce waterBone tissue sample
The invention belongs to the technical field of bone tissue low-temperature storage, and particularly relates to a deep low-temperature storage method for retaining bone tissue activity, which comprises the following steps: A1, acquiring a bone tissue sample, transporting the bone tissue sample to a treatment center in a cold chain manner, pre-treating the bone tissue, cleaning periosteum, putting the bone tissue sample into negative-pressure ultrasonic purified water for cleaning, inactivating with alcohol, flushing with sterile PBS (Phosphate Buffer Solution), and cleaning the bone tissue; a2, preparing a cryoprotectant, immersing the bone tissue into the cryoprotectant, and maintaining the temperature through an ice-water bath; a3, after the cryoprotectant enters the bone tissue, the bone tissue is placed in pre-freezing equipment, and the bone tissue is pre-frozen; a4, the pre-frozen bone tissue is taken out and then put into a liquid nitrogen storage container, and low-temperature storage of the bone tissue is started; through the treatment of the series of methods, the formation of ice crystals can be reduced, and the icing of water in cells and tissues is promoted to become more uniform and smaller, so that the damage to bone tissue cells is reduced.
Owner:WEST CHINA HOSPITAL SICHUAN UNIV +1

Ice water bathtub (Alta type)

1. Name of the product of this design: Ice Water Bathtub (Alta Model). 2. Purpose of this design product: for ice water bathing. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the key points of the design: main view. 5. The bottom surface of this design product is difficult to see or cannot be seen during use, so the top view is omitted.
Owner:ANHUI BELLAGIO LUXURY CO LTD

Plastic Dehumidification And Drying Device

A plastic dehumidification and drying device includes a dehumidification host system, an air supply system and at least one plastic processing system. The air in the dehumidification host system is cooled by the host windmill through a secondary condenser and enters a host honeycomb runner. The host honeycomb runner uses a host regeneration windmill and a host regeneration heater to send regeneration air to help absorb moisture. The host honeycomb runner sends the dehumidified air to the plastic processing system for drying plastics. The air returns to the dehumidification host system and passes through the host filter, then the closed cycle is carried out through the primary condenser and the host windmill. The primary condenser and the secondary condenser are provided with ice water to cool the moisture in the contracted air. The air supply system supplies air to the dehumidification host system to supplement the pressure loss, further reduce the dew point and increase the efficiency of dehumidification.
Owner:RUN HUI TECH CORP

Ice water shock test system

This invention relates to the field of battery testing technology and discloses an ice-water impact testing system, comprising: a temperature control unit for regulating the temperature of the testing environment, the temperature control unit including a liquid nitrogen cooling device and an electric heating device, and using a PID algorithm to regulate temperature fluctuations within ±0.5℃; an impact unit for simulating water flow impact and mechanical vibration of battery samples during testing, the impact unit including a high-pressure water pump and a mechanical vibration device, capable of adjusting water flow pressure and vibration acceleration; and a data acquisition and analysis module for real-time acquisition of temperature, humidity, pressure, and battery voltage data during the testing process, and evaluating battery performance through intelligent analysis algorithms. By combining the liquid nitrogen cooling device and the electric heating device, and employing a PID control algorithm, precise adjustment of the temperature control unit is achieved, enabling rapid temperature switching within the range of -40℃ to 80℃, while maintaining temperature fluctuations within ±0.5℃.
Owner:SHANGHAI HANCE EXPERIMENTAL EQUIP

Cloud and rainfall multi-parameter collaborative inversion method suitable for satellite passive microwave observation

The invention discloses a cloud and rainfall multi-parameter collaborative inversion method suitable for satellite passive microwave observation, and relates to the technical field of satellite meteorological remote sensing. The method comprises the following steps: firstly, collecting and carrying out space-time matching on related data to obtain fused data; secondly, constructing a prior data set; then multi-parameter collaborative inversion is carried out; the method can be used for acquiring various cloud and rainfall parameters, including a surface rainfall rate, a cloud water content profile, a rainwater content profile, an ice water content profile, a cloud water path, a rainwater path and an ice water path; the mapping relation between observation and physical states can be established without depending on actual observation of instruments, and the method is suitable for passive microwave instruments of the whole wind cloud three-series satellites and similar instruments of other satellites; the error accumulation effect caused by independent operation of all algorithms in a traditional multi-instrument algorithm system can be avoided, and the algorithm development cost and implementation complexity for new instruments can be reduced.
Owner:UNIV OF SCI & TECH OF CHINA

Method for changing surface performance of collagen casing

The invention relates to a method for changing the surface performance of a collagen casing. The method comprises the following steps: treating cow split leather treated by a peeling machine by using an ammonium sulfate solution, and then treating the cow split leather by using a buffer solution; the preparation method comprises the following steps: uniformly mixing cleaned cow split leather with ice water, dicing and grinding to obtain collagen leather pulp; mixing the mucilage and a hydrochloric acid solution, adding cellulose into the hydrochloric acid solution to obtain a crude collagen colloid, and standing until the colloid is fully swelled; and homogenizing by using a homogenizer, extruding by using an extruder, and drying to obtain the tubular collagen casing. The preparation method has the advantages that the collagen casing is prepared by a wet method, a specific amount of cellulose is added during preparation to enter a network structure originally independently formed by collagen, the network space is filled, the surface roughness of the casing is increased, and meanwhile, the cellulose is combined with collagen molecules through chemical bonds to increase the stability of the network structure, so that the collagen casing is prepared. The surface performance of the casing is changed, the surface roughness is increased, the friction force between the sausage and a package is small, and the sausage is easier to package.
Owner:DEFULE (NANTONG) TECH CO LTD

Surimi gel with high gel quality and preparation method thereof

According to the high-gel-quality minced fillet gel and the preparation method thereof, frozen minced silver carp is unfrozen and then subjected to ice-temperature vacuum dehydration and ultrahigh-pressure homogenization treatment, a myofibrillar protein molecular chain is promoted to stretch through mild shearing force, and a TG enzyme acting site is fully exposed; then chopping and mixing with table salt, starch, TG enzyme coated porous starch-curdlan / sodium alginate oligosaccharide nanosphere dispersion liquid and ice water at low temperature, shielding TG enzyme by nanospheres through a core-shell structure at low temperature so as to avoid advanced activation, and accurately releasing during heating so as to catalyze crosslinking; finally, step-by-step heating gelation is performed, so that the strength and uniformity of minced fillet gel are remarkably improved, the flavor is improved, and the method is suitable for industrial production.
Owner:HUAZHONG AGRI UNIV

Containment suppression test system

The invention provides a containment pressure suppression test system. The containment pressure suppression test system comprises a containment simulation body, a steam conveying assembly, a pressure suppression pool and a detection assembly. The containment simulation body is provided with a first cavity; the steam conveying assembly communicates with the first cavity and can convey steam into the first cavity. The suppression pool is communicated with the first cavity and can store an ice-water mixture; the detection assembly is arranged in the suppression pool; when first pressure in the first cavity reaches a first threshold value, steam in the first cavity can enter the suppression pool and make contact with ice-water mixtures with different ice content rates, and the detection assembly can obtain temperature parameters and pressure fluctuation parameters in the suppression pool; and according to the temperature parameter and the pressure fluctuation parameter, the operation state of the suppression pool under different ice contents is determined. The influence of the performance, reliability and stability of the suppression pool under different water contents can be evaluated and analyzed, and a guarantee is provided for safe operation of a nuclear power plant, a floating nuclear power plant and a nuclear business ship in a low-temperature environment.
Owner:CHINA SHIP DEV & DESIGN CENT

Inter-ice water channel inversion method based on multi-channel satellite data

ActiveCN120259907AScene recognitionComplex mathematical operationsSatellite dataSatellite image processing
The invention discloses an inter-ice water channel inversion method based on multi-channel satellite data, and belongs to the technical field of satellite image processing, and the method comprises the steps: obtaining a reflectivity abnormal value of a visible light radiation brightness value and an initial value of a reflectivity abnormal threshold value, and obtaining a brightness temperature abnormal value BTA of a thermal infrared radiation brightness value and an initial value of a brightness temperature abnormal threshold value; step 2, acquiring a pixel credibility matrix; and step 3, adjusting a brightness temperature abnormal threshold value and a reflectivity abnormal threshold value by adopting an iterative dual-threshold adaptive optimization algorithm based on fuzzy classification, calculating a brightness temperature abnormal value membership degree and a reflectivity abnormal value membership degree, and judging the comprehensive probability that the pixel belongs to the inter-ice water channel according to each membership degree and the pixel credibility matrix. According to the method, the dynamic complexity of the polar region environment can be better adapted by utilizing the advantages of the visible light data in the aspect of identifying the boundary and texture of the ground features and the advantages of the thermal infrared data in the aspect of distinguishing the ground features at different temperatures, and the inversion precision of the inter-ice water channel is improved.
Owner:OCEAN UNIV OF CHINA

Treatment method for promoting germination of Cinnamomum camphora seeds

The invention provides a treatment method for promoting germination of Cinnamomum tamala seeds, and relates to the technical field of artificial breeding of Cinnamomum tamala. The treatment method mainly comprises the following steps: carrying out ice-water ultrasonic treatment on fresh Cinnamomum camphora fruits, removing fake peels to obtain seeds, carrying out shock cooling variable-temperature pretreatment on the seeds, preparing a nutrient solution from gibberellin, tocopheryl acetate, N-acetylglucosamine, compound vitamins and compound amino acids, wetting paper by using the nutrient solution, wrapping the seeds, carrying out sowing management and the like. According to the method, the defects in the prior art are overcome, the germination rate of fresh camellia oleifera seed sowing is effectively increased, growth of early germination seedlings of camellia oleifera is promoted, and a good guiding effect is provided for artificial breeding and planting of camellia oleifera.
Owner:YUNNAN ACAD OF FORESTRY

Method for automatically extracting lake ice phenological information based on ice water pixel proportion

The invention discloses a lake ice phenological information automatic extraction method based on an ice water pixel proportion, which comprises the following steps: step 1, data preprocessing-image cutting: four images of two land surface temperature wavebands of a lake in daytime and nighttime are acquired from two data sets, step 2, QC waveband quality screening: quality evaluation is carried out on the images at the QC waveband, and the QC waveband is selected as the QC waveband; dividing the pixels into qualified pixels and unqualified pixels; step 3, data fusion: assigning an unqualified pixel as a null value, and taking the maximum value of the same pixel of the four images on the same day as a fusion numerical value; according to the method, the extraction and operation processes are realized through GEE, the degree of dependence of the extraction process on artificial experience is reduced, and the working efficiency is improved; the method disclosed by the invention can be used for accurately monitoring the whole freezing and melting process of the lake ice in large-scale and long-time series lake ice dynamic remote sensing monitoring.
Owner:NORTHEAST INST OF GEOGRAPHY & AGRIECOLOGY C A S

Small seawater freezing desalination crystallizer

The small seawater freezing desalination crystallizer comprises an upper end bearing, an upper end cover, a rotating shaft, a lower end cover, a lower end bearing, a fixed pipe plate, a shell, an outer layer crystallization pipe, an inner layer crystallization pipe, an annular plate, an inner scraper, an outer scraper, a knife rest, a refrigerant inlet pipe, a refrigerant outlet pipe, a conveying pipe, a water inlet pipe, a first outlet ice water pipe, a second outlet ice water pipe and a variable frequency motor. According to the device, freezing crystallization desalination of seawater is completed mainly through continuous indirect heat exchange between seawater in the inner-layer crystallization pipe and seawater outside the outer-layer crystallization pipe and refrigerants between the inner layer and the outer layer of the crystallization pipe, simultaneous continuous freezing of the inner layer and the outer layer of the crystallization pipe is achieved, the heat exchange area is increased, and the heat exchange efficiency is improved; and the method has a great industrial application prospect.
Owner:KARAMAY ZHONGQIAO PRODUCTIVITY PROMOTION CO LTD

Movable refrigerator and ice making device thereof

The utility model belongs to the technical field of refrigeration equipment, and provides an ice making device which comprises an ice storage box, an ice making mechanism, a water tank and a filtering mechanism, the ice storage box is used for storing ice blocks, and leakage holes are formed in the bottom of the ice storage box; the ice making mechanism comprises an ice maker, a water carrying pocket and a driver, the ice maker is arranged on the water carrying pocket, the driver is used for driving the water carrying pocket to overturn towards the ice storage box, the water tank is connected with the ice making mechanism through a pipeline, and a water pump is arranged on the pipeline; the filtering mechanism is arranged between the ice storage box and the water tank, the filtering mechanism comprises a containing cavity located in the water tank and a filter cone arranged at the bottom of the containing cavity, and the filter cone is used for filtering ice water and guiding liquid water into the water tank. The utility model further provides the movable refrigerator. The technical problem that in the prior art, a movable refrigerator only has refrigerating and ice making functions, and direct drinking chilled water cannot be made is solved.
Owner:SHENZHEN WANJINGHUA TECH

Underwater floating body icebreaking test device

The invention discloses an underwater floating body icebreaking test device, which comprises an ice water pool and an icebreaking device, and is characterized in that the ice water pool is used for preparing an ice layer; the ice breaking device comprises a platform and a plurality of floating bodies, the platform is arranged at the bottom of the ice water pool, the floating bodies are arranged in an array mode, the floating bodies are connected to the platform through locking mechanisms, and the locking mechanisms can lock or loosen the floating bodies. According to the invention, the release of the floating bodies in specified positions, quantity and sequence can be realized, the mechanism of one-time icebreaking of free floating of one or more floating bodies can be researched, and the icebreaking load characteristics, the floating body structure deformation rule, the ice layer damage mode and the icebreaking mechanism of the floating bodies under the influence of variables such as impact speeds, shapes and impact angles of different floating bodies can be researched.
Owner:WUHAN UNIV OF TECH

Medicinal silica gel desiccant with high adsorption speed and preparation method thereof

The invention discloses a medicinal silica gel desiccant with high adsorption speed and a preparation method thereof, and belongs to the technical field of desiccant preparation. The medicinal silica gel desiccant with high adsorption speed is prepared from the following components in parts by weight: 50-65 parts of silica gel, 4-8 parts of calcium chloride, 3-6 parts of magnesium sulfate, 3-7 parts of ferric oxide, 1-4 parts of an antibacterial compound, 5-10 parts of a modified surfactant, 1-2 parts of potassium hydroxide, 10-30 parts of ice water, 2-4 parts of acrylic acid, 2-4 parts of acrylamide and 0.4-0.8 part of sodium carboxymethyl starch. 0.2 to 0.3 part of benzoin dimethyl ether, 0.005 to 0.015 part of polyethylene glycol diacrylate and 1 to 2 parts of methanol. The silica gel desiccant prepared by the method has excellent antibacterial performance, adsorption rate and adsorption capacity.
Owner:江西昂仕新材料科技有限公司 +1

Preparation method of high-wear-resistance thermosetting polyurethane modified by anilino trapezoidal polysilsesquioxane

The preparation method comprises the following steps: adding phenyl trapezoidal polysilsesquioxane into fuming nitric acid, stirring at a low temperature for 0.5 h, then stirring at room temperature for 5-20 h, precipitating with ice water, drying, dissolving in tetrahydrofuran and triethylamine, adding a palladium-carbon catalyst, stirring at the room temperature for 5-20 h, then adding a catalyst, stirring at the room temperature for 5-20 h, and finally adding a catalyst to obtain the high-wear-resistance thermosetting polyurethane modified by the phenyl trapezoidal polysilsesquioxane, thereby obtaining the high-wear-resistance thermosetting polyurethane modified by the phenyl trapezoidal polysilsesquioxane. Slowly adding formic acid at 50-80 DEG C to react for 1-5 hours, filtering the suspension, washing and drying to obtain anilino trapezoidal polysilsesquioxane; the preparation method comprises the following steps: uniformly mixing polyol, diisocyanate and a first catalyst, heating to 60-110 DEG C, and reacting for 1-3 hours to obtain a polyurethane prepolymer; and adding anilino trapezoidal polysilsesquioxane into the polyurethane prepolymer, reacting for 0.5-5 hours at the temperature of 25-60 DEG C, and demolding to obtain the high-wear-resistance thermosetting polyurethane. Compared with traditional polyurethane, the obtained high-wear-resistance thermosetting polyurethane has the advantages of excellent high wear resistance, excellent mechanical properties and the like, and can be applied to a lining of a grinding machine.
Owner:ZHEJIANG AILINGCHUANG MINING INDUSTRY TECHNOLOGY CO LTD

Water circulation device for culturing schizopygopsis malabaricus

The invention relates to the technical field of fish culture water treatment equipment, in particular to a schizopygopsis malabaricus culture water circulation device which comprises a water inlet pipe, a filter plate is arranged at a port of the water inlet pipe, the water inlet pipe is communicated with one end of a temperature control channel and one end of an aeration channel, and the other end of the temperature control channel and the other end of the aeration channel are communicated with a water outlet pipe; the inner wall of the temperature control channel is fixedly connected with two heat conducting plates, one heat conducting plate is fixedly connected with the inner wall of one side of the temperature control channel, the other heat conducting plate is fixedly connected with the inner wall of the other side of the temperature control channel, and the heat conducting plates are hollow. After hot water or ice water is fed into the first containing cavity, the hot water or the ice water penetrates through the heat conduction plates and enters the second containing cavity, the temperature of the heat conduction plates can be increased or decreased, the hot water or the ice water is located in water flow between the heat conduction plates, the water flow is surrounded by the hot water or the ice water, and the heat exchange efficiency is further improved.
Owner:SICHUAN ZUMUZU RIVER BASIN HYDROPOWER DEV CO LTD +1

A device and method for detecting water quality under ice

The present invention relates to the technical field of water quality detection, and more specifically, to an under-ice water quality detection device and method. The rotating mechanism comprises an ice-breaking unit, a dispersion unit and a sampling unit. The ice-breaking unit comprises an ice-crushing rod, and the dispersion unit comprises an extrusion plate. One side of the extrusion plate surface is connected with an ice-splitting piece. The ice-crushing rod and the extrusion plate are fixedly installed around the lower surface of a rotating disc. The rotating disc is fixedly connected to the lower surface of a rotating sleeve rod. The rotating sleeve rod is rotatably connected to the lower surface of a linkage rod. A rotating gear is fixedly installed around the upper surface of the linkage rod. The accumulated crushed ice is crushed into small pieces. At the same time, the ice-splitting piece can remove the crushed ice to avoid accumulation at the intersection of the drill bit and the rotating disc surface, so that there is no residual crushed ice at the position where the sample needs to be extracted, and the extracted sample is prevented from containing a large amount of crushed ice. The crushed ice contains a large amount of impurities, which affects the accuracy of water quality detection.
Owner:TIBET YILE TECH CO LTD

LNG (Liquefied Natural Gas) cold energy saline water ice making device and method

The invention discloses an LNG cold energy brine ice making device and method. The LNG cold energy brine ice making device comprises an LNG gasification system, a cold energy recovery system, an ice making and storing system and an ice unloading system. According to the LNG gasification system, LNG is gasified after exchanging heat with a refrigerant, and the refrigerant is cooled and enters the cold energy recovery system. In the cold energy recovery system, saline water exchanges heat with a low-temperature refrigerant and then is cooled to circularly supply cold to the ice-making and ice-storing system; according to the ice making and storing system, ice making water in an ice mold exchanges heat with low-temperature saline water in an ice making pool to be cooled to form ice blocks, the ice blocks are stored in the ice making pool when the ice does not need to be discharged, and integration of ice making and ice storage is achieved; according to the de-icing system, de-icing is carried out on an ice mold filled with ice blocks through a de-icing pool. Saline water ice making is carried out through LNG cold energy, energy saving and consumption reduction are achieved, and the ice block quality is improved; the device has the advantages of being high in automation degree, long in service life, small in occupied area, low in investment cost, high in cold energy utilization rate, high in ice making efficiency and the like.
Owner:SOUTH CHINA UNIV OF TECH +2

Ice-making water dispenser and control method and system thereof

The invention relates to an ice-making water dispenser and a control method and system thereof, and relates to the technical field of water dispensers, the method comprises the steps that in response to received information input operation, water drinking information is obtained, the water drinking information comprises at least one of liquid types and the number of ice blocks, and the liquid types comprise ice water, cold water, hot water and soda water; in response to water outlet operation received by a first sensing area of the ice-making water dispenser, controlling the ice-making water dispenser to discharge water according to the water drinking information; and controlling the ice-making water dispenser to discharge ice cubes according to the water drinking information in response to an ice discharging operation received by a second sensing area of the ice-making water dispenser. The water dispenser has the effect of making the water dispenser generate ice blocks.
Owner:SURFSUN HOME APPLIANCES (NINGBO) MANUFACTURING CO LTD

Device for simulating influence of ditch cleaning ice cover evolution on hydrodynamic parameters and application method thereof

The invention discloses a device for simulating influence of ditch cleaning ice cover evolution on hydrodynamic parameters and an application method thereof, and relates to the technical field of ice water dynamics and hydraulic engineering experiments. The device comprises a low-level water tank, a high-level water tank, a centrifugal pump, a flow valve, a water tank, a steady-flow perforated plate, a ditch cleaning ice cover simulation device, a first water level control grid plate, a second water level control grid plate and a flow field measurement system. According to the invention, three key parameters of ditch cleaning length, ice cover submerging water depth and roughness of the bottom of the ice cover are independently regulated and controlled, and non-contact high-precision measurement is carried out by means of a PIV technology, so that systematic and refined research on hydrodynamic parameters of an ice cover ditch cleaning area is realized. According to the method, researchers can safely and systematically research the influence of a single variable on the ice cover ditch cleaning water power at low cost, and the fundamental bottleneck of traditional field measurement in the research is solved.
Owner:INNER MONGOLIA UNIV OF SCI & TECH

Numerical simulation method, device and equipment for ice rock collapse starting and medium

The invention discloses a numerical simulation method, device and equipment for ice rock collapse starting and a medium, relates to the technical field of fluid motion simulation, and provides an FDEM-SPH coupling framework. Through a CIE unit in the FDEM method, crack propagation and fracture processes in rock masses are accurately simulated, and after the CIE unit is completely fractured, the FDEM method simultaneously simulates various contact forms between two separated finite units, so that mutual movement and interaction between fractured rock masses can be accurately described; ice and snow melting and movement in the ice-water phase change process are simulated through the smoothed particle flow SPH, and meanwhile, the interaction between ice-water phase change and rock mass fracture movement can be quantified by calculating the contact force between virtual particles in the smoothed particle flow SPH and the surface of a finite element in the finite discrete element method FDEM; the interaction reflects the erosion and impact of the ice-water phase change on the rock mass in the whole process and the actual physical condition in the ice rock collapse starting process, so that the ice rock collapse change more fitting the real condition is described.
Owner:INST OF MOUNTAIN HAZARDS & ENVIRONMENT CHINESE ACADEMY OF SCI

Ice water bathtub

1. The name of the product of this design: ice water bathtub. 2. Purpose of the product of this design: a bathtub used for bathing in ice water. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.
Owner:深圳市铂尔普实业有限公司

Method for preventing and treating banana scab

The invention provides a banana scab control method, and relates to the technical field of banana planting. The prevention and treatment method mainly comprises the following steps: preparing an antibacterial agent from an alocasia macrorrhiza fermentation extract, an okra low-temperature extract, peppermint essential oil, ethanol and the like, and spraying the antibacterial agent to banana plants, wherein the alocasia macrorrhiza fermentation extract is prepared by preparing alocasia macrorrhiza into slurry, mixing the slurry with bacillus subtilis and lactic acid bacteria, fermenting, boiling, sterilizing and carrying out ultrasonic alcohol extraction. The low-temperature okra extract is prepared by mixing fresh okra with ice water, crushing, performing ultrasonic extraction and freeze-drying. According to the invention, the defects in the prior art are overcome, the banana scab is prevented and controlled by taking plant extracted components as main functional substances, the environmental pollution caused by chemical drugs is reduced on the basis of effectively playing a prevention and control effect, and the safety of banana planting is comprehensively improved.
Owner:SANYA RES INST OF CHINESE ACAD OF TROPICAL AGRI +1

Experimental device and method for ground generation and icing of mixed-phase ice crystal particles

According to the mixed phase ice crystal particle ground generation and icing experiment device and method, a water spray head generates a water drop particle swarm, an ice crystal particle generation device generates an ice crystal particle swarm, the water drop particle swarm and the ice crystal particle swarm are mixed in a controllable proportion to form an ice-water mixed phase, and then a mixed phase icing experiment can be achieved. The experimental device comprises an air duct system, a water drop atomization generation system, an ice crystal particle generation system, an impact surface system and a measurement system, the air duct system comprises an axial flow fan, an air duct and an experiment cavity; the impact surface system comprises an impact surface assembly, the water drop atomization generation system and the ice crystal particle generation system are used for providing water drops and ice crystals respectively, the axial flow fan provides high-speed airflow, the water drops and the ice crystals are conveyed through the air duct to impact the impact surface assembly at a high speed, and an impact icing experiment of a mixed phase is achieved; the measuring system is used for measuring the air speed, temperature and humidity in the air duct and measuring the thickness and temperature of an ice layer of the impact surface assembly.
Owner:XI AN JIAOTONG UNIV

Cloud phase state fine identification and liquid water and ice water quantitative remote sensing device and method

The invention discloses a cloud phase fine identification and liquid water and ice water quantitative remote sensing device, which comprises a split-phase cloud water quantitative detection laser radar, a novel temperature and humidity remote sensing system and a millimeter wave cloud radar, and is composed of a laser emission module, a telescope receiving module, a microwave radiation module, three laser radar detection modules and a digital signal processing module. The system is composed of a central control processing module and a terminal server. The invention further discloses a remote sensing method of the quantitative remote sensing device. All-day detection and quantitative inversion of liquid water, ice water, water vapor, aerosol and cloud are achieved through the split-phase cloud water quantitative detection laser radar. A novel temperature and humidity remote sensing system is adopted to realize real-time fine detection of a temperature and humidity profile in the cloud. According to the cloud phase state fine identification and liquid water and ice water quantitative remote sensing device and method provided by the invention, the problems that the quantitative detection precision of the liquid water and ice water content in the cloud is insufficient and the mixed phase cloud identification is difficult in the prior art are solved.
Owner:XIAN UNIV OF TECH

Sea cucumber soaking method and soaking state prediction method

The invention relates to the technical field of marine product processing and application, and discloses a sea cucumber soaking method and a soaking state prediction method. Spreading the selected dried sea cucumbers and steaming for 30 minutes; soaking the steamed dried sea cucumbers in an ice-water mixture for 20 hours; cleaning the sea cucumbers soaked for 20 hours, removing internal organs, and cooking for 3 hours; and putting the sea cucumbers boiled for 3 hours into the ice-water mixture, and continuously soaking for 48 hours. The soaking state prediction method comprises the following steps: acquiring sea cucumber samples in different soaking states, measuring state indexes, and inputting the state indexes into a pre-constructed XgBoost model for prediction to obtain a sea cucumber soaking state prediction result. According to the method, each soaking link can be better controlled, the problem of unstable product quality is effectively solved, the soaking state of the sea cucumber is more objectively and accurately predicted, and the prediction accuracy is improved.
Owner:GUANGZHOU RESTAURANT GRP LIKOUFU FOOD +1

Benzyl benzoyl or fluoroalkane substituted phenol compound as well as synthesis method and application thereof

The invention discloses a benzyl benzoyl or fluoroalkane substituted phenol compound as well as a synthesis method and application thereof, and belongs to the technical field of medicine synthesis. The synthesis method comprises the following steps: step 1, adding 0.3 mmol of anthranilamide, 0.3 mmol of ketone, 10 mol% of I2 and 1M of absolute ethyl alcohol into a 100mL round-bottom flask at one time, stirring at 80 DEG C for 24 hours, after the reaction is completed, placing to room temperature, pouring a reaction solution into ice water according to the volume ratio of the reaction solution to the ice water being 10: 1, extracting with ethyl acetate, washing an organic layer with saturated salt water, drying with anhydrous Na2SO4, and spin-drying to obtain an anthranilamide intermediate; a crude product is obtained. The synthesis method is mild in reaction condition, few in side reaction and simple and convenient to operate. And the benzyl benzoyl or fluoroalkane substituted phenol compound obtained by the invention has the effect of resisting colon cancer.
Owner:HEBEI UNIV OF CHINESE MEDICINE

Equine cryotherapy dual compartment boot

An equine cryotherapy overleg device that encircles the lower limb of a subject horse and provides cryotherapy to the subject horse. The one-piece device includes upper and lower fasteners, a pastern area that will hold ice and ice water and a vertical zipper. The arrangement of the hoof cover, and hoof slipper allow for free movement of the subject horse and for a thermal fluid to contain ice and prevent the ice from migrating under the subject horse hoof.
Owner:ORR SUSAN B +1