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179results about How to "High operability" patented technology
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Image reading apparatus and imaging apparatus
ActiveUS20060193013A1High operabilityEasy to operateDigitally marking record carriersDigital data processing detailsPower savingImage sensor
An image reading apparatus is provided that includes an image sensor configured to convert image light of a document into an image signal, an optical unit configured to project the image light of the document on the image sensor, a drive unit configured to drive the optical unit in a sub scanning direction, a document size detecting unit configured to detect a size of the document using the image signal, an image signal processing unit configured to digitally convert the image signal of the image sensor into image data, a power circuit configured to output an operating voltage in standby mode and stop the outputting of the operating voltage in sleep mode, and a power saving control unit configured to position the optical unit to a document size detecting position before switching the power circuit from the standby mode to the sleep mode.
Owner:RICOH KK
High-intensity low-stretchability polysulfonamide high-temperature-resisting membrane filter material and preparation method thereof
ActiveCN103170183AHigh filtration precisionHigh operabilityFibre typesSynthetic resin layered productsFiberEngineering
The invention provides a high-intensity low-stretchability polysulfonamide high-temperature-resisting membrane filter material and a preparation method thereof. The filter material disclosed by the invention is formed by compounding a PTFE (Polytetrafluoroethylene) high-compactness microporous membrane layer and a punched felt in sequence from top to bottom. The punched felt is formed by compounding a first polysulfonamide fiber surface layer, a high-intensity low-stretchability base cloth layer and a second polysulfonamide fiber surface layer in sequence from top to bottom. The preparation method comprises steps of: preparation of the punched felt, high-temperature thermoforming, singeing and pressing treatment, full-saturation immersion treatment, predrying, baking curing, and high-temperature high-pressure coating with the PTFE high-compactness microporous membrane. The high-intensity low-stretchability polysulfonamide high-temperature-resisting membrane filter material has high intensity and low stretchability, longitude and latitude strengths are both larger than 3000N / 50mm; the longitude and latitude elongations at break are both smaller than 10%; and the filter material can resist a high temperature grade of 250 DEG C and has high corrosion resistance, good oxidization resistance, smooth surface, high deashing efficiency and wide application range.
Owner:NANJING FIBERGLASS RES & DESIGN INST CO LTD
Lithium ion battery ternary material with double-coated surface and preparation method thereof
InactiveCN107768642AHigh Capacity FeaturesImprove protectionCell electrodesSecondary cellsManganeseCobalt
The invention discloses a lithium ion battery ternary material with a double-coated surface. The lithium ion battery ternary material with the double-coated surface comprises a nickel-cobalt-manganeseternary material, wherein a lithium-rich layered oxide coating layer is covered on a surface of the nickel-cobalt-manganese ternary material; an aluminum fluoride coating layer is covered on a surface of the lithium-rich layered oxide coating layer; the lithium ion battery ternary material with the double-coated surface is not easy to fall off, and has good chemical stability and high capacity. The invention also discloses a preparation method of the lithium ion battery ternary material. The method comprises the steps of firstly adopting an organic complexing agent-auxiliary sol-gel method for covering lithium-rich layered oxide on the surface of the ternary material so as to form the lithium-rich coating layer; then using a liquid phase method for coating aluminum fluoride on the surfaceof the lithium-rich layered oxide coating layer, and obtaining the double-coated lithium ion battery ternary material. The preparation method is simple in process, high in operation feasibility, andhigh in element utilization rate.
Owner:CENT SOUTH UNIV
Method for optimizing foreign trade logistics path
ActiveCN103399868AHigh operabilityAccurate calculationLogisticsSpecial data processing applicationsUndirected graphLogistics management
The invention relates to a method for optimizing a foreign trade logistics path. The method solves the problem that a current computing method is poor in practical operation feasibility, inaccurate in a large-scale logistics network, high in cost and free of adaptive learning capacity. According to the method, an undirected graph model is built to deduce an expected value model, and calculation is performed to obtain an optimal path. The method can be widely applied to the logistics transportation field.
Owner:HARBIN INST OF TECH AT WEIHAI
Q&P steel plate with high strength-elongation product and excellent welding performance and preparing method thereof
ActiveCN110093552AComposition and process design are easyStrong process operabilityFurnace typesProcess efficiency improvementSteel platesSheet steel
The invention discloses a Q&P steel plate with the high strength-elongation product and excellent welding performance and a preparing method thereof, and belongs to the technical field of cold-rolledsteel production of automobiles. The steel plate comprises the following chemical components of, in percentage by mass, 0.17%-0.21% of C, 1.80%-2.20% of Si, 2.10%-2.40% of Mn, 0.03%-0.05% of Nb, 0.008%-0.020% of Ti, 0.025%-0.045% of Als, less than or equal to 0.020% of P, less than or equal to 0.0030% of S, and the balance Fe and inevitable residual impurities. The preparing method comprises the steps of steel-making, continuous casting, hot rolling, acid pickling, cold rolling and continuous annealing. The Q&P steel has the characteristic of excellent mechanical property, the yield strength greater than or equal to 600 MPa, the tensile strength greater than or equal to 1000 MPa, the elongation percentage greater than 20%, and the strength-elongation product greater than or equal to 22GPa%. According to the Q&P steel plate with the high strength-elongation product and excellent welding performance and the preparing method thereof, the Q&P steel with the high strength-elongation productcan be obtained at a relatively low partitioning temperature, and the requirement for process equipment is low, thus being suitable for the production of an existing continuous annealing production line.
Owner:ANHUI UNIVERSITY OF TECHNOLOGY
Portable terminal device
ActiveUS20160314308A1High operabilitySecurity strength be ensureService provisioningDigital data protectionUser friendlinessInformation acquisition
A portable terminal device (1) sets a security level for each application in accordance with position, and stores the level in a memory (102). The security level determines whether each application is displayed or made executable on a display portion (114a) in locked state and unlocked state. A control unit (101) refers to the security level and determines the application displayed on the display portion (114a) in accordance with position information acquired by a position information acquisition unit (GPS reception unit) (104), and makes executable the application selected by the user. Thus, the portable terminal device (1) offers user-friendliness while ensuring security strength.
Owner:MAXELL HLDG LTD
Digital mixer and display control method therefor
InactiveUS20060222189A1Easy to operateReduce usageDrawing from basic elementsTransmissionDisplay deviceEngineering
Owner:YAMAHA CORP
Method for constructing tissue-engineering bone by pouring stem cell of inducing bone marrow ground substance into vivo
InactiveCN101091804ARapid vascularizationHigh speedBone implantArtificial boneTissue engineered bone
The present invention relates to a method capable of utilizing internal perfusion to induce bone marrow matrix stem cell to construct tissue engineering bone. Said method includes the following steps: (1), extraction, separation and culture of bone marrow matrix stem cell; (2), preparation of coral composite artificial bone; and (3), creation of perfusion system.
Owner:戴江华
Oil return control device and method for air conditioner and air conditioner
InactiveCN106123398AIncrease the compression ratioReduce noiseCompressorRefrigeration safety arrangementEngineeringRefrigerant
The invention provides an oil return control device and method for an air conditioner and the air conditioner. The oil return control device comprises a judgment unit and a control unit. The judgment unit is used for judging start of the oil return process and finish of the oil return process. The control unit is used for increasing the compression ratio of a compressor when the judgment unit judges that the oil return process starts. By means of the manner of increasing the compression ratio of the compressor when oil return is needed for a system, the force for pushing a refrigerant to flow can be increased, the flow velocity is accordingly increased, and lubricating oil stored in a heat exchanger and a pipeline can be more easily brought back to a cavity of the compressor. By means of the oil return manner, normal oil return can be achieved, and meanwhile noise caused to an outdoor unit of the air conditioner by the fact that the frequency of the compressor is increased and the rotation speed is increased is also effectively reduced.
Owner:GREE ELECTRIC APPLIANCES INC
Self-learning model facing knowledge sharing
The invention discloses a self-learning model facing knowledge sharing. The self-learning model comprises a knowledge base, a knowledge interface, a message interface, an environment interface, a redundancy processing module, a conflict processing module, a positioning processing module, and an association processing module. The knowledge base is used for storing domain knowledge correlated to services provided by an Agent. The redundancy processing module is used for eliminating a redundant content among knowledge. The conflict processing module is used for eliminating conflict contents among different knowledge. The positioning processing module is used for finding a proper position for the knowledge in the knowledge base. And the association processing module is used for finding a similar knowledge point for the new knowledge and establishing a relation between similar knowledge points. According to the invention, the self-learning processes of knowledge redundancy processing, knowledge conflict processing, knowledge positioning, and knowledge similar association and the like are realized respectively based on characteristics of the knowledge content and structure; the autonomous updating and evolution of the filed knowledge by multi-network nodes can be realized; and a problem of consistency of fusion of new and old knowledge of the multi-network node during the knowledge using process in a network environment can be solved.
Owner:SHENYANG AGRI UNIV
Method for producing water-based polyurethane synthetic leather
The invention relates to a method for manufacturing water-based polyurethane synthetic leather. The designed technological process comprises the steps of preparing base fabric, humidifying and arranging the base fabric, coating water-based sizing agent, acid-releasing, solidifying, forming, washing, drying and sizing. The method has the advantages that no solvent is added, the organic contamination is thoroughly eliminated from the source, the potential safety hazards are eliminated, the working environment of workers is improved, and green and environment protective cleaning production is achieved indeed; the performances of a product is close to or superior to those of a solvent type product in appearance, structure, hand feeling and physical property, and the product is the best substitute for the solvent type product as well as a mainstream product of synthetic leather field development in the future.
Owner:HUADA CHEM GRP CO LTD
Hollow cylinder remolded sample preparation device
PendingCN106840808AEasy to shapeEasy to unloadPreparing sample for investigationStructural engineeringMechanical engineering
The invention discloses a hollow cylinder remolded sample preparation device. The hollow cylinder remolded sample preparation device comprises a fixed bottom plate, wherein a compacting instrument base is arranged on the fixed bottom plate; a solid guide vertical column is arranged on the compacting instrument base; the axis of the solid guide vertical column is vertical to a horizontal plane; three inner three-petal membranes are attached to the outer side of the solid guide vertical column to form an inner ring; three outer three-pedal membranes are arranged on the compacting instrument base to form an outer ring; outer three-pedal membrane buckling rings are arranged outside the outer ring formed by the outer three-pedal membrane; a hollow cylindrical space formed by the outer ring and the inner ring is a soil sample storage cabin; the soil sample storage cabin is provided with a compacting hammer base; the hammer body of the compacting hammer is inserted into the compacting hammer base; a guide rod is arranged on the upper part of the compacting hammer body. By adopting the hollow cylinder remolded sample preparation device, a hollow cylinder soil sample is prepared by adopting a compacting method, so that convenience is brought to soil sample molding and discharging; the hollow cylinder remolded sample preparation device is convenient to disassemble and assemble, is simple in principle, and has high operational feasibility and extremely large application prospect.
Owner:NINGBO UNIVERSITY OF TECHNOLOGY
Nondestructive testing method based on multiple signal processing technology
InactiveCN104181234AReduce usageHigh operabilityAnalysing solids using sonic/ultrasonic/infrasonic wavesProcessing detected response signalComputer sciencePoint system
The invention discloses a nondestructive testing method based on a multiple signal processing technology. The nondestructive testing method is mainly used for performing nondestructive testing on concrete structures. The nondestructive testing method comprises the following steps: peeling off the interference of an original signal to an echo signal by use of an interference peeling-off technology and extracting signals of each point system; extracting an effective signal section by use of a truncation technology; and extracting a reference signal and analyzing a region to be tested based on a cross-correlation algorithm, and then making qualitative judgment on whether a defect is present or not and on the size of the defect. Defect characteristics can be discovered by virtue of layer-by-layer optimization processing, and then defect detection can be carried out. The nondestructive testing method has the advantages that the testing method is simple, the advantages of a plurality of processing algorithms are combined and utilized to improve the accuracy of testing, information about internal defects and the like of the concrete structures can be extracted in an everyday environment, quality monitoring and maintenance can be performed on the concrete structures such as bridges and buildings effectively, and the method is high in reliability and worthy of practical popularization and utilization.
Owner:HOHAI UNIV CHANGZHOU
Electode catheter and method for manufacturing the same
ActiveUS20150190092A1Improve rigidityExcellent kink resistanceLamination ancillary operationsTransvascular endocardial electrodesMetalCatheter device
An electrode catheter is provided with a catheter shaft (10), an operating handle (20) provided with a connector (70), a tip electrode (31), ring-shaped electrodes (32 to 34), lead wires (41 to 44) connected to the tip electrode (31) and the ring-shaped electrodes (32 to 34), respectively, and a pull wire (50) fixed to the tip electrode (31). The catheter shaft (10) is constituted of a shaft proximal end portion (11) formed of a metal tube having a spiral slit (115) formed in a tip portion, a shaft distal end portion (12) formed of a resin tube of multi-lumen structure, and a resin covering layer (13) covering outer peripheries of the shaft proximal end portion (11) and a rear end portion of the shaft distal end portion (12). The lead wires (41 to 44) and the pull wire (50) extend through different lumens of the resin tube constituting the shaft distal end portion (12). This electrode catheter can is exhibit good kink resistance, torque transmissibility and pushability in the entire shaft.
Owner:JAPAN LIFELINE CO LTD
Image forming apparatus
InactiveUSRE38092E1High operabilityStable and efficientOther printing apparatusWebs handlingPaper sheetEngineering
An image forming apparatus includes a paper feed station from which sheets can be fed from a plurality of roll sheets only by placing the roll sheets in the station, a recording station for recording desired images on the sheets, and a processing station for delivering the sheets on which the images are recorded. The recording station includes a platen roller and a driving pinch roller for pushing and conveying a fed sheet while the sheet is drawn by suction by a suction chamber, a carriage unit for recording an image on the sheet on the suction chamber while moving along the sheet, and a pair of paper delivery rollers for delivering the sheet on which the image is recorded. The processing station includes a table on which the delivered sheets can be sequentially stacked in a predetermined position, and a biasing spring for biasing the pivotal distal end portion of the table.
Owner:OLYMPUS OPTICAL CO LTD
Method for processing printing and dying wastewater
InactiveCN102145950AHigh operabilityAvoid secondary pollutionWater/sewage treatment by irradiationEnergy based wastewater treatmentOxygenSunlight irradiation
The invention discloses a technology of processing printing and dying wastewater and particularly relates to a technology of processing the printing and dying wastewater by effectively utilizing sunlight on the basis of a nano photocatalysis technology. Particularly, the method for processing the printing and dying wastewater comprises the following steps of: firstly filtering the printing and dying wastewater by a filtering screen to remove block dirt so as to prevent generating catalyst from poisoning and prolong the service life of a catalyst; then regulating the PH of the printing and dying wastewater by sodium hydroxide; adding a photochemical catalyst into the printing and dying wastewater and simultaneously leading sunlight into the printing and dying wastewater; and carrying out sunlight irradiation for over 3 hours under the conditions of stirring, blowing air and supplying oxygen. In the invention, the photocatalysis technology is used for processing the printing and dying wastewater; secondary pollution is effectively avoided; the method is energy-saving and environmentally friendly; the used catalyst can simultaneously utilize both the ultraviolet band and the visible light band in sunlight and has high sunlight utilization rate and catalyzing efficiency; and the COD (chemical oxygen demand), the BOD (biochemical oxygen demand) and the chroma removal rate of the printing and dying wastewater can achieve 99 percent.
Owner:上海图和环保材料科技有限公司
Large complex curvature component accurate forming method
ActiveCN109092944AHigh precisionIncrease the amount of plastic deformationManufacturing technologyMetal sheet
The invention belongs to the technical field of metal sheet manufacturing, and relates to a large complex curvature component accurate forming method. The large complex curvature component accurate forming method comprises the following steps of 1) performing roll bending treatment on the original plate of the large complex curvature component to be machined on the basis of the following variablecurvature of a mold profile; and 2) carrying out creep aging forming on the original plate after the original plate is subjected to the roll bending treatment so as to obtain the high-precision forming large complex curvature component. By virtue of the large complex curvature component accurate forming method, the creep aging forming operation is simple, and a phenomenon of breakage of a vacuum bag in the forming process can be avoided; and meanwhile, the potential safety hazard of hurting people caused by rebounding of the component can be eliminated.
Owner:CENT SOUTH UNIV
WIFI signal-based traffic flow detector and detection system
InactiveCN106097731AReduce power consumptionReduce consumptionRoad vehicles traffic controlTraffic capacityComputer module
The invention discloses a WIFI signal-based traffic flow detector and a detection system. The detection system comprises a traffic flow detector, a data storage and analysis system and a communication network. The traffic flow detector comprises a signal receiving and transmitting module, a signal transmission module and a power supply module. The signal receiving and transmitting module is used for sending the WIFI broadcast so as to trigger a mobile device to send signals to the periphery, and receiving data sent from the mobile device, wherein the data are composed of the identification code of the mobile device. The signal transmission module is used for sending the received data to the data storage and analysis system. The data storage and analysis system is used for storing the data and calculating the traffic flow according to the data. The communication network is used for enabling the data transmission between the traffic flow detector and the data storage and analysis system. In this way, no positioning software or positioning device needs to be installed forcibly, so that the usage cost is low. The detector is high in durability and convenient to install, which can be densely arranged on each road section. The detector is low in power consumption, small in energy consumption, green and environment-friendly.
Owner:寿光明
Supercritical fluid injection molding foaming polylactic acid foam material and preparation method thereof
ActiveCN111286070AIncrease cell densityHigh crystallinityLayered productsCellulose pulp after-treatment modificationCelluloseFoaming agent
The invention discloses a supercritical fluid injection molding foaming polylactic acid foam material and a preparation method thereof. The light high-strength polylactic acid foam material is prepared by modifying biological filler cellulose nanofibers, and the crystallization property and melt property of the polylactic acid material are improved by using the cellulose nanofibers as a nucleatingagent. The prepared cellulose nanofiber modified polylactic acid composite material is uniformly mixed with a supercritical fluid foaming agent in a microcellular foaming injection molding machine, and microcellular injection foaming molding is carried out through a mold opening and closing foaming device to obtain the full-bio-based polylactic acid foaming material. The microcellular foaming cellulose nanofiber / polylactic acid composite material which is uniform in cell size, high in cell density and good in performance is prepared, and the preparation method has the outstanding advantages of being high in production efficiency, high in operability, stable, reliable, easy for industrial production and the like.
Owner:NINGBO INST OF MATERIALS TECH & ENG CHINESE ACADEMY OF SCI
Rice-loach-frog coupling intercropping crop rotation method
InactiveCN103004542AChange in vertical movementAccelerated flux exchangeClimate change adaptationPisciculture and aquariaEarly seasonOryza sativa
The invention discloses a rice-loach-frog coupling intercropping crop rotation method, belonging to the technical field of cultivation condition improvement by a hydroponic method. The rice-loach-frog coupling intercropping crop rotation method comprises the following steps of: sowing and planting early indica rice; transplanting; breeding loaches and little frogs; feeding the frogs and the loaches; harvesting the early indica rice; and capturing the frogs and the loaches. The rice-loach-frog coupling intercropping crop rotation method can be applied to rice and early season rice cultivation and has the advantages of high yield, good quality, good benefits and the like.
Owner:SHAOXING UNIVERSITY
Nanometer modified composite packaging material and preparation method thereof
The invention discloses a nanometer modified composite packaging material and a preparation method thereof. The nanometer modified composite packaging material comprises a polypropylene resin, processing modifiers, an antioxidant, a plasticizer and a lubricant, wherein the processing modifiers comprise nanometer silica, a polystyrene resin and nanometer montmorillonite, and the nanometer modified composite packaging material concretely comprises, by weight, 100 parts of the polypropylene resin, 1.8 parts of nanometer silica, 6.5 parts of the polystyrene resin, 10 parts of the nanometer montmorillonite, 0.6 parts of a titanate coupling agent, 0.3 parts of the antioxidant, 3 parts of the plasticizer and 2 parts of a lubricant. The preparation method has the advantages of simplicity and high operation feasibility, and effectively improves the problems of brittleness, bad toughness, high molding shrinkage and the like of polypropylene through the comprehensive modification treatment by adopting the nanometer silica, polystyrene and montmorillonite; and a packaging film made in the invention has excellent service and processing performances.
Owner:KUNSHAN HAOLIDA PACKING CO LTD
Asymmetric secret key distribution and message encryption method based on identity information
ActiveCN105812349AReduce the number of managementSimple public key experienceKey distribution for secure communicationData transmissionEncryption system
The invention relates to the field of information security, and provides an asymmetric secret key distribution and message encryption method based on identity information. The method comprises enterprise administrator initialization, a user registration process, a user point-to-point communication process and a user many-to-man communication process. User personal secret keys can be distributed more securely; secret key management systems can be constructed according to enterprises and conditions; the user public key management quantity can be reduced, and public key experiment of a user end is simplified; the probability that private keys are intercepted and stolen is reduced; the speed of a whole public key system and the operation feasibility can be improved; the adaptability of the public key system to mobile ends or other ends is enhanced; and a symmetric encryption system and an asymmetric encryption system are applied to an authentication and data transmission phase in a combined mode.
Owner:HANGZHOU ANHENG INFORMATION TECH CO LTD
Method for acquiring high-definition television playing frames in real time
ActiveCN104796729AReduce sharpnessAvoid failing to save needed informationSelective content distributionHigh-definition televisionNon real time
The invention discloses a method for acquiring high-definition television playing frames in real time. The method includes setting of servers and communication between clients and servers. The setting of the servers includes steps of acquiring and separating television signals by the servers; extracting vocal print feature codes and television images. The communication between the clients and the servers includes steps of firstly recording television programs and uploading the records to the servers, extracting record vocal print feature codes by the servers, matching the record vocal print feature codes and the vocal print feature codes acquired by the servers, finding the matched channels and transmitting the television images in the channels to the clients. By the method for acquiring high-definition television playing frames in real time, images acquired by users are the most images restored by the television signals, definition of the images cannot be compromised by definition of televisions, and compared with a method for acquiring the television playing images by photographing, the method has the advantages that images can be obtained without television frames or other irrelevant images to the television playing images.
Owner:北京普信文化传媒有限公司
Production method for high yield ripened highland barley powder rich in gamma-aminobutyric acid
ActiveCN110089684AIncrease profitReduce lossesDough/pre-mixesFood thermal treatmentGamma-Aminobutyric acidSterile water
The invention discloses a production method for high yield ripened highland barley powder rich in gamma-aminobutyric acid. The method includes the following steps: placing highland barley seeds into agermination tank after pretreatment, and using sterile water to perform immersing for 3-4 h; pouring the sterile water in the germination tank, and performing germination culture for 24.0-26.8 h so that the seeds can be obtained; performing hot air baking and ripening treatment after the draining of the obtained highland barley seeds, and performing milling to obtain powder. The method studies the change rules of powder yield during the germination of the highland barley seeds, and selects appropriate germination conditions to perform follow-up ripening processing on the germination seeds; and the GABA enrichment ratio of the prepared highland barley ripened powder is 24-38%, and the powder yield is more than 80%, so that the loss of the powder during powder making can be greatly reduced,and the utilization rates of the seeds can be enhanced.
Owner:SOUTH CHINA UNIV OF TECH
Fusarium oxysporum single spore isolation method for soybean root rot
InactiveCN104357333AAvoid easy separationIncrease in sizeFungiMicroorganism based processesIsolation effectSpore
The invention discloses a fusarium oxysporum single spore isolation method for the soybean root rot. The fusarium oxysporum single spore isolation method is provided for solving the problems that a soybean fusarium oxysporum single spore is small, is in light color and is not easy to isolate. The fusarium oxysporum single spore is enlarged in size after germinating, then dilution is carried out until a spore suspension with only 1-2 spores in average every 10 <Mu>L is obtained, and isolated conidium is further confirmed in a round hole grid in a 96-mesh cell culture plate cover through an inverted microscope to be a single spore. Compared with other single spore isolation methods, the method is good in operability, high in accuracy, high in speed, excellent in isolation effect, and simple in equipment. The method is accurate, simple and feasible, and a large batch of fusarium oxysporum single spores can be isolated within a short period of time in a lab. Therefore, the method is suitable for promotion and application.
Owner:NORTHEAST AGRICULTURAL UNIVERSITY
Dynamic revising method of three-coordinate measuring machine
InactiveCN102175147AReasonable designLow application costUsing optical meansCoordinate-measuring machinePhysics
The invention relates to a dynamic revising method of a three-coordinate measuring machine, and the method comprises: displacement measuring devices are respectively arranged at the side of the two parallel Y-axial guide rails of the three-coordinate measuring machine; when the measurement is carried out by the three-coordinate measuring machine, the displacement measuring devices respectively obtain the data of the two displacements of an X-axial movement beam on the Y-axial guide rails and the displacement measuring device on the X-axial movement beam also synchronously obtains the data of the displacement of a measuring probe on the X-axial movement beam; and the calculation is carried out through the three-coordinate measuring machine according to the data of the three displacements to obtain the real-time displacement data of the measuring probe on a Y-axial guide plane. The dynamic revising method of the three-coordinate measuring machine provided by the invention has the advantages of reasonable design and low application cost, can be suitable for the improvement of the existing three-coordinate measuring machine and the manufacture of a new three-coordinate measuring machine, and can be used for effectively eliminating the influence of Abbe errors on the measuring result and also effectively improving the speed and efficiency of the measurement.
Owner:昆山双虎电子科技有限公司
Online jewel leasing method, online jewel leasing system and business model
InactiveCN107609936AEliminate the pitfalls of leasingIncrease information densityBuying/selling/leasing transactionsHigh densityOperability
The invention relates to an online jewel leasing method, an online jewel leasing system and a business model. The system includes a user terminal, a server, a delivery terminal, and a return terminal.According to the online jewel leasing method, the online jewel leasing system and the business model of the invention, jewelry, a special item, is leased by combining an online mode and an offline mode, and fast information flow, high density of information and quick online payment of the online mode and high operability of real object observation and inspection and good visual property of the offline mode are respectively utilized. Therefore, the property safety of both the lessor and the lessee is guaranteed, and the defects of the existing jewelry leasing are eliminated. The online jewel leasing method, the online jewel leasing system and the business model have a good application prospect and broad market potential.
Owner:秦伏尹 +1
Determination method of drought stress level of greenhouse crops
ActiveCN105052576ARapid determinationAccurate measurementTesting plants/treesHorticulture methodsGreenhouse cropsWater potential
The invention discloses a determination method of a drought stress level of greenhouse crops. The method comprises the steps that drought treatments with different degrees are conducted on plants in the seedling stage, the leaf water potential, the root activity and the malondialdehyde content of the plants under the different treatments are determined, parameters under the different treatments are compared, a regression equation of crop drought stress indexes is established, the drought stress level is determined, and therefore the disaster situation is determined. According to the determination method of the drought stress level of the greenhouse crops, the root activity is determined through a TTC method, the MDA content is determined through a TBA reaction method, the leaf water potential is determined through a WP4-T dew-point water potential meter, the parameters are optimized and calculated by synthesizing physiological indexes of the crops, and the crop drought level is determined. By means of the determination method of the drought stress level of the greenhouse crops, the sizes of the the leaf water potential, the MDA content and the root activity are determined rapidly and accurately, the operational feasibility is high, the determination accuracy is high, the relative error is small, and the accurate calculation of greenhouse crop drought stress indexes and determination of the drought level can be met.
Owner:NANJING UNIV OF INFORMATION SCI & TECH
Braking flutter inhibition method based on chassis angle assembly transient dynamics
InactiveCN107908871AFix flutterChoose accurate and reasonableGeometric CADSustainable transportationElement modelSimulation
The invention relates to a braking flutter inhibition method based on chassis angle assembly transient dynamics. The method comprises the following steps that: performing a braking flutter finished automobile road experiment; obtaining experiment data, according to the obtained data, obtaining a working condition parameter and a flutter evaluation index when flutter happens; establishing a finiteelement model of the chassis angle assembly transient dynamics, setting an input parameter according to the working condition parameter when the flutter happens, and verifying the model; according tothe finite element model, obtaining stick slip motion characteristics when the flutter happens, and determining a relationship among a system structure parameter input by the model, frictional characteristics and stick slip motion; and inputting the parameters into the model, and according to a model output result, selecting the input parameter which exhibits a highest influence amplitude value onthe flutter evaluation index output by the model, and obtaining a method for inhibiting the flutter of a vibrator. Compared with the prior art, the method has the advantages that a flutter problem ina braking process is effectively solved from a principle, automobile improvement cost is low, feasibility is high and the like.
Owner:TONGJI UNIV
Method for treating dyeing waste water of disperse reactive dyes
InactiveCN102976536AAvoid secondary pollutionRealize energy saving and environmental protectionMultistage water/sewage treatmentWaste water treatment from textile industryPolyacrylamidePollution
The invention discloses a method for treating dyeing waste water of disperse reactive dyes, which comprises the following steps: regulating the pH value, adding decolorizing coagulant, precipitating, and then introducing into an air floatation device; regulating the pH value, adding ferrous ions and H2O2, flowing through an asbestos gauge coated with nano level titanium dioxide, and performing ultraviolet irradiation; and finally, regulating the pH value of effluent water, thus achieving the purpose of discharging dyeing waste water meeting standards. According to the invention, a photocatalytic technology is introduced, thereby effectively avoiding secondary pollution and achieving the effects of energy saving and environment friendliness; and the used decolorizing coagulant is a mixture comprising 40-80% of polyaluminum chloride, 5-10% of polyacrylamide and 20-40% of magnesium sulfate in percentage by mass. Through using the method provided by the invention to treat dyed waste water, the COD (chemical oxygen demand), BOD (biochemical oxygen demand) and chroma removal rate of dyeing waste water can be up to 98% or above.
Owner:CHANGZHOU UNIV
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