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99results about How to "Easy to handle" patented technology

Database system using batch-oriented computation

Systems, methods, and computer program for processing large volumes of data in travel and travel-related applications. A computation platform is configured to receive batch re-computation orders from the search platform, process a batch re-computation order by computing the plurality of database query results according to a batch processing schedule within a given time frame, and return the computed database query results resulting from the batch re-computation order to the search platform. Each batch re-computation order instructs the computation platform to compute a plurality of database query results. A search platform is configured to maintain the computed database query results in a memory, and to make the computed database query results available to clients connected to the search platform and to transmit the batch re-computation orders to the computation platform.
Owner:AMADEUS S

Compressible handle

InactiveUS6237193B1Easy to useEasy to handleTravelling carriersHoldersElectrical and Electronics engineering
The present invention provides a handle equipped with a cushioning member which provides improved controlled compression.
Owner:ROBINSON KNIFE MFG

Semiconductor wafer processing method

ActiveUS20120322231A1Without causing damageReduce risk of damageSemiconductor/solid-state device detailsSolid-state devicesSemiconductor chipEngineering
A semiconductor wafer has a device area where a plurality of semiconductor devices are respectively formed in a plurality of regions partitioned by a plurality of crossing division lines formed on the front side of the semiconductor wafer and a peripheral area surrounding the device area. The back side of the semiconductor wafer corresponding to the device area is ground to thereby form a circular recess and an annular projection surrounding the circular recess. In a chip stacked wafer forming step, a plurality of semiconductor device chips are provided on the bottom surface of the circular recess of the semiconductor wafer at the positions respectively corresponding to the semiconductor devices of the semiconductor wafer. The chip stacked wafer is ground to reduce the thickness of each semiconductor device chip to a finished thickness, and a through electrode is formed in each semiconductor device of the semiconductor wafer.
Owner:DISCO CORP

Electronic tag data filtering method used for radio frequency identification middleware

InactiveCN101515334AAdd filter functionRich sourcesCo-operative working arrangementsData miningMiddleware
The invention provides an electronic tag data filtering method used for a radio frequency identification middleware. The middleware sequentially filters according to the source, type, coding range, behavior type and entity attribute of an electronic tag. The method comprehensively considers the attribute, behavior information and EPC network information of the tag, greatly reduces the redundant data and realizes the efficient screening of data.
Owner:HUAZHONG UNIV OF SCI & TECH

Method for producing L-lactic acid and isoduicitol lactobacillus special for the same

The invention discloses a method producing L-lactic acid and a special lactobacillus rhamnosus which is Lactobacillus rhamnosus CASL CGMCC No.2183. The L-lactic acid can be obtained by cultivating the Lactobacillus rhamnosus CASL CGMCC No.2183. The fermentation culture medium of the strains is provided with a carbon source, a nitrogen source and the neutralizer used for controlling the fermentation liquid pH; the carbon source is glucose of 150 to 200g / L (the initial fermentation concentration); the nitrogen source is soybean meal hydrolysate, soybean meal hydrolysate and corn steep liquor, or soybean cake powder, and can comprise protease by 0.05 to 0.1g / L when the nitrogen source is soybean cake powder; the neutralizer is the calcium carbonate of 75 to 100g / L, the rest is water and the pH of the fermentation culture medium is 5.5 to 7. With glucose as substrate and a transformation rate of 94.5% to 96.5%, the Lactobacillus rhamnosus CASL CGMCC No.2183 produces the L-lactic acid with an optical purity of 97.6% to 98.7% under the condition of 35 DEG C-45 DEG C, with a highest concentration of 235g / L.
Owner:INST OF MICROBIOLOGY - CHINESE ACAD OF SCI

Supersonic process of treating organic waste water

ActiveCN1810666APromote productionImprove scalabilityWater/sewage treatment with mechanical oscillationsPollutantUltrasonic generator
The supersonic process of treating organic waste water is completed inside one ultrasonic reactor comprising casing, ultrasonic generator, focusing reflection plate, water inlet pipe and water outlet pipe. The ultrasonic generator sends out parallel ultrasonic wave, the focusing reflection plate in parabolic cylinder shape focuses the parallel ultrasonic wave to the focus line, and organic waste water enters to the reactor in the place near the focus line to have its organic matter degraded under the action of ultrasonic wave, with the treated waste water being exhausted from the reactor continuously. The present invention has raised ultrasonic energy-to-cavitation energy converting efficiency and cavitation energy utilizing rate, lowered treating power consumption and raised organic matter eliminating effect.
Owner:CHINA PETROLEUM & CHEM CORP +1

Enzyme-linked immunologic detection method of bisphenol A

InactiveCN101413945AHigh selectivityIncreased sensitivityMaterial analysis by observing effect on chemical indicatorElisa methodImmuno detection
An enzyme-linked immunoassay method of bisphenol A belongs to the technical field of immunodetection. The enzyme-linked immunosorbent assay method utilizes the immunization of a synthetic bisphenol A immunogen to obtain a polyclonal antibody, takes the bisphenol A as a standard product, takes a conjugate of a hapten of diphenolic acid and OVA as a coating antigen and establishes the indirect competitive enzyme-linked immunosorbent assay method of the bisphenol A. The enzyme-linked immunosorbent assay method establishes the indirect competitive ELISA method of the bisphenol A and provides a rapid and high-efficient detection method for detecting the residual bisphenol A, as the method adopts the polyclonal antibody, the cost is lower, and the stability and the repeatability are good. The sensitivity is 0.1ng / ml, and the linear range is 0-100ng / ml. The high specificity and the affinity of the immune reaction lead the ELISA to have very high selectivity and sensitivity.
Owner:JIANGNAN UNIV

Intelligent processing system for mass data

InactiveCN103365972AAchieve fixationEasy to handleSpecial data processing applicationsData applicationComputer science
The invention discloses an intelligent processing system for mass data and solves the problem in the prior art that mass data cannot be effectively processed. The system comprises a storage device, a data storage application device used for storing a system mass data application service and connected with the storage device, a data clustering device used for managing stored mass data and transferring or removing the stored mass data and connected with the storage device, and a public management application clustering device used for exchanging information with an external user, controlling the transfer of the mass data and providing an interface for the mass data and connected with the storage device. The intelligent processing system for the mass data can effectively achieve communication between the external user and the system, and synchronously effectively processes the data.
Owner:BEIJING ZHONGKE JINCAI TECH

Detection method and application of 2-methylimidazole and 4-methylimidazole in baked food

InactiveCN105510480AEasy to handleLow costComponent separationSolid phase extractionChloroacetic acid
The invention discloses a detection method of 2-methylimidazole and 4-methylimidazole in baked food. A mixed solution of trichloroacetic acid and methyl alcohol is added to a baked food sample to make protein, colloid and other impurities subside, supersonic extraction is conducted, a solution to be detected is obtained through centrifugation and filtering, a CAPCELL CR (1:4) chromatographic column (5 microns, 2.0 mm*150 mm) is adopted for separation, and the 2-methylimidazole and the 4-methylimidazole are subjected to qualitative and quantitative analysis through an isotope dilution ultra high performance liquid chromatography tandem mass spectrometry method. The method is free of solid phase extraction and other complex sample pre-processing procedures, three types of isomeride of the methylimidazole can be effectively separated, the ion inhibition effect is effectively lowered, sensitivity is improved, and the detection method has the advantages of being low in detection limit and good in accuracy.
Owner:FUJIAN INSPECTION & RES INST FOR PROD QUALITY +1

Flattening device for flattening land

ActiveCN110178463ASolve the technical problem of separationConvenient leveling operationSpadesPloughsAgricultural engineeringAgricultural machinery
The invention discloses a flattening device for flattening land and belongs to the technical field of agricultural machinery. The device comprises a vehicle body, wherein the vehicle body is providedwith a land flattening mechanism, a soil crushing and pulling mechanism and a stone screening mechanism; the vehicle body is provided with a running mechanism, the soil crushing and pulling mechanismcomprises a soil block crushing assembly and a soil pulling assembly, and the soil pulling assembly comprises a mounting frame, two soil pulling harrows and a driving assembly; the mounting frame is arranged at the bottom of the vehicle body, two sliding rails are arranged on the mounting frame, each sliding rail is provided with a sliding block, and the bottoms of the two sliding blocks are provided with fixing plates respectively. According to the device, larger soil blocks can be crushed through the soil crushing and pulling mechanism, the crushed soil blocks can be flattened outwards through the soil pulling assembly, soil containing plant waste or stones can be shoveled through the stone screening mechanism, and the plant waste and the stones can be screened out through the screeningassembly.
Owner:GUANGDONG GAOFENG AGRI WATER CONSERVANCY & ENG SURVEYING & D ESIGNING

Method for preparing modified biochar with aquatic plant waste and hematite

The invention belongs to the field of biochar adsorbing materials, and relates to a method for preparing modified biochar with aquatic plant waste and hematite. The method includes the following steps: (1) naturally drying aquatic plants prior to crushing to obtain aquatic plant powder; (2) crushing the hematite to obtain hematite powder; (3) weighing the hematite powder prior to putting the hematite powder into deionized water, and performing ultrasonic treatment to obtain suspension; (4) weighing the aquatic plant powder, soaking the aquatic plant powder in the suspension, and stirring and drying to obtain fully mixed aquatic plant and hematite mixture; (5) weighing the fully mixed aquatic plant and hematite mixture, putting the mixture in a batch-type atmosphere furnace, and feeding nitrogen into the furnace; performing temperature programming to the target temperature, and maintaining final-temperature pyrolysis; after the pyrolysis process is finished, obtaining the target product, namely the modified biochar. The modified biochar has strong adsorbability in nitrate and phosphate, high in stability and reusable.
Owner:LIAONING UNIVERSITY OF PETROLEUM AND CHEMICAL TECHNOLOGY

Methods of and apparatus for efficient buffer cache utilization

InactiveUS7210001B2Efficient comprehensive utilizationEasy to handleRedundant data error correctionMemory systemsFrequent useOperating system
Efficient buffer cache utilization frees a data buffer as soon as data buffer processing is completed, and without losing association of the freed data buffer and a descriptor buffer. Separate free buffer link lists identify the freed data buffer and any freed descriptor buffer. The data buffer is rapidly processed then freed generally before completion of processing of the descriptor buffer, freeing the processed associated data buffer before the associated descriptor buffer is freed. The association of the processed free data buffer and the descriptor buffer may be ended to enable the more frequent use of the large capacity data buffer for other update requests.
Owner:PMC-SIERRA

Photo-catalytic oxidation water treatment device based on solar fixed film double-layer thin plate

The invention provides a photo-catalytic oxidation water treatment device based on a solar fixed film. The device consists of a clear water storage box (1), a to-be-treated water storage box (2), a pretreater (3), a pump (4), a flowmeter (5) and a photo-catalytic reactor (6), wherein a photo-catalytic reactor main body is a box with a top cover through which ultraviolet light can penetrate; the inside of the photo-catalytic reactor is divided into multiple galleries (7) which are connected mutually; 2-5 layers of fixed film catalysts (8) are filled on the side wall and bottom flat of each gallery (7); the catalyst (8) is supported by a special stainless steel net skeleton (22) or long column type skeleton (23); and the catalyst film utilizes a partial euphotic glass fiber net as a carrier on which a permanent TiO2 film is supported. The device has the advantages of simple structure, large treatment amount, high reaction speed and low operation cost, is convenient for manipulation and stable to operate, and can be widely applied to deep treatment of drinking water and preparation of high-pure water or treatment of toxic, harmful, high-concentration and low-degradable inorganic waste water.
Owner:NANJING FORESTRY UNIV

Method for treating waste emulsion

The invention provides a method for treating waste emulsion. The method comprises the following steps: performing oil slick removal treatment on the waste emulsion to be treated to remove oil slick therein; performing oil-water separation treatment on the waste emulsion without oil slick to remove disperse oil therein; performing electrochemical treatment on the waste emulsion after the oil-water separation treatment to obtain roughly treated waste emulsion in which the oil slick and disperse oil are removed and the emulsified oil and dissolved oil are flocculated; and performing static settlement and ultrafiltration treatment on the roughly treated waste emulsion to obtain clear water without oil slick, disperse oil, emulsified oil or dissolved oil, wherein the electrochemical treatment is performed by use of energized aluminum plate and a nano ceramic membrane, and the ultrafiltration treatment is performed by use of the power-off nano ceramic membrane. Through the treatment of the method provided by the invention, the water quality of the yielding water is good, and the yielding water can completely meet the limitation requirements on the discharge into a public sewage treatment system in the Integrated Discharge Standard of Water Pollutants DB11 / 307-2013 of Beijing.
Owner:BEIJING SINORICHEN ENVIRONMENTAL PROTECTION

System and method for producing hydrogen by directly electrolyzing urea-containing wastewater with renewable energy

The invention discloses a system and method for producing hydrogen by directly electrolyzing urea-containing wastewater with renewable energy. The system comprises a renewable energy generation module, a power conditioning module, a urea-containing wastewater pretreatment module, an alkaline urea electrolytic hydrogen production module, a gas / liquid separation, drying and purifying module, an alkaline liquor circulating pump, a hydrogen storage tank and an anode product storage module, wherein an output end of the renewable energy generation module is connected with an input end of the power conditioning module, and an output end of the power conditioning module is connected with the alkaline urea electrolytic hydrogen production module. By means of the system, nearby in-time consumption of renewable energy power is facilitated, the hydrogen production cost is r educed, the tolerance of the hydrogen production system to the volatility and intermittence of a power supply is improved, a hydrogen production technology is combined with a water treatment technology, and while the hydrogen production energy consumption is reduced, environmental pollution is avoided; the applicability of the system is wide, the stability is high, the hydrogen produced by the system is high in purity, the process is simple, and industrial production is facilitated.
Owner:闫巍

Big data platform-based data screening system

The invention discloses a big data platform-based data screening system, and relates to the technical field of data screening. The system comprises a data analysis screening system and a big data platform; the data analysis screening system performs information interaction with the big data platform through a data transmission and storage module; the big data platform performs information interaction with a data classification unit, a database and a terminal device through the data transmission and storage module; the data classification unit is connected with multiple data collection modules;and the data analysis screening system comprises a data extraction module, a data analysis unit, an image analysis unit, a data screening unit and an abnormal data module. Under the action of the data analysis screening system and the big data platform, the problems of long screening time, low efficiency, insufficiently simple and clear screened data information, high configuration requirements on a user terminal device and server resource waste due to multiple screening and complex processing mode are solved.
Owner:HEFEI HEJUNZHENGCE INFORMATION TECH CO LTD

Visitor processing system and method based on face recognition technology

The invention discloses a visitor processing system and method based on a face recognition technology. The system includes a visitor registration module for registering visitor information, a query statistics module for querying visitor registration information and modifying the registration information, and an information publishing and pushing module for posting and pushing the registered different types of information to all the booths in real time. Visitors are subjected to verification of combination of a person and a certificate, after the verification passes, the visitor information isregistered, after the registration is completed, the authorized visitors enter a gate through face recognition and the registration information is pushed to all the booths in real time to avoid the problem that it is determined whether the visitor is the same person as a person shown on an identity card or not in the work of visitor visiting verification passing to ensure the authenticity of the visitor identity, greatly increase the safety of the visitor processing system and improve the visitor processing efficiency and the processing level.
Owner:FOSHAN YUNTUAN TECH CO LTD

PMSM sensorless control strategy based on improved ADRC and high-frequency square wave injection

InactiveCN110620537AHigh bandwidthEasy to handleElectronic commutation motor controlElectric motor controlPermanent magnet synchronous motorActive disturbance rejection control
The invention discloses a PMSM sensorless control strategy based on improved ADRC and high-frequency square wave injection. The strategy comprises steps that continuous high-frequency square wave voltage signals are injected into a d axis of a vector control synchronous rotating coordinate system of a permanent magnet synchronous motor, and the frequency of the high-frequency square wave voltage signals is made to be equal to the switching frequency of an inverter; in a single high-frequency signal injection period, through two times of current sampling, the separation processing process of the fundamental current and the high-frequency response current is simplified, and no filter is needed; the fundamental current is used for performing current feedback in vector control, the high-frequency current comprises the rotor position information, the position error information is decoupled by adopting the alpha-beta axis high-frequency response signal cross multiplication method, and the rotor position is observed through a Luenberger position tracking observer; in terms of a speed controller, an improved linear active disturbance rejection controller is utilized instead of a PI controller. The method is advantaged in that the bandwidth of a sensorless control system can be improved, and higher dynamic response speed and anti-disturbance performance are achieved.
Owner:NANJING TECH UNIV

Edible oil plasticizer removing method

InactiveCN104705419AEasy to handleAppearance has no effectEdible oils/fats ingredientsBiotechnologyPlasticizer
The present invention discloses an edible oil plasticizer removing method which belongs to the technical field of edible oil processing and food safety. The plasticizer removing method uses methanol as solvent, conducts liquid-liquid extraction for the edible oil and separates the methanol and the edible oil after extraction. The plasticizer removing method has high removal efficiency and no plasticizer compositions are detected in the treated edible oils. The plasticizer removing method almost has no effect on other ingredients in the edible oils and the appearance, color, and physical and chemical properties of the treated edible oils are not changed. Besides, the removing method has fast-rate processing and low cost.
Owner:HENAN YALINJIE BIOLOGICAL TECH
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