175results about How to "High operability" patented technology

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

The invention discloses a BIM-based monitoring information visualization system. The system comprises a data center server which is used for receiving monitoring information from a comprehensive monitoring system, and the monitoring information is configured to be acquired by monitoring equipment which is used for monitoring underground equipment and a civil engineering structure; and the BIM visual display background is used for firstly constructing a corresponding matching relationship between the component information of the BIM model and the monitoring information, and determining and displaying an expected display interface corresponding to a current operation according to a preset corresponding relationship between the operation and a display interface in response to the current operation of a user for the component information. The display screen displays an expected display interface, the expected display interface displays component information and monitoring information, and the component information of the BIM model is obtained from the design and construction stage of the underground infrastructure. According to the invention, unified and efficient three-dimensional visual information display is realized, the operability degree is high, and the whole life cycle related to the building cycle can be covered.

The invention discloses a rice-loach-shrimp coupling interplanting and crop rotation method, belonging to the technical field of culture condition improved water culture methods. The method comprises the following steps of: planting early indica rice, and transplanting; breeding loaches in a suitable place; harvesting the early indica rice; putting freshwater shrimps into the farmland; and capturing the freshwater shrimps and the loaches. The rice-loach-shrimp coupling interplanting and crop rotation method provided by the invention can be applied to the planting of rice and early rice and has the advantages of high yield, high quality, high benefit and the like.