158results about How to "High feasibility" patented technology

The invention provides a china-hemp knitting fabric. The fabric comprises a china-hemp mixed yarn with count of 60-21, wherein blending percentage of the china-hemp mixed yarn by weight is that: 50 to 60 percent of china-hemp, and 40 to 50 percent of cotton. The fabric has the advantages that: 1) the china-hemp fiber is an environment-friendly fiber, has the characteristics of natural sterilization, ultraviolet resistance, moisture absorption and perspiration elimination, and can be applied to development of knitting products to lead the fiber to be industrialized, and has wide prospect; 2) cotton, Modal, viscose and other fiber compositions with excellent toughness are selected, and can be assorted into various combinations with the china-hemp fiber for blended spinning so as to weaken rigidity of blended yarns and improve the feasibility of china-hemp yarn for knitting fabric; and 3) the china-hemp knitting fabric overcomes the problem of urticant feeling.

The embodiments of the invention disclose a spectrum imaging apparatus and a spectrum imaging inversion method. The spectrum imaging apparatus comprises a front mirror, a Hadamard transfer coding template, a first convergence mirror, a prism, a second convergence mirror and a detector. The front mirror gathers object spectrum cube radiation to form a parallel light field, the Hadamard transfer coding template modulates the light field, the first convergence mirror transmits the modulated light field to the prism, the prism performs dispersion on the modulated light field, and the second convergence mirror transmits the light field after dispersion is performed to the detector for imaging. According to the invention, the coding aperture of prism dispersion is improved, the feasibility of the spectrum imaging apparatus is enhanced, and the spectrum recovery of a multiband spectrum and large area array imaging is provided.

The invention relates to a concrete stirrer with high stirring efficiency. The concrete stirrer comprises a base, a first supporting plate, a second supporting plate, a main body, a control room, a discharge box, a control mechanism, a discharge mechanism and a turnover mechanism, wherein the control mechanism comprises a lifting air cylinder, a fixed plate, a first bearing, a first rotary shaft, a first bevel gear, a sleeve, a second bearing, a second bevel gear, a telescopic air cylinder, a drive motor, a third bevel gear and a third bearing; the discharge mechanism comprises a rotary motor and a screw; and the turnover mechanism comprises a turnover motor, a speed reducer, a first belt wheel, a second belt wheel and a transmission belt. The concrete stirrer adopts dual stirring modes which are simultaneous and reverse, and discharge adopts a screw squeezing type discharge method, so that discharge stability is improved; and moreover, during discharge, concrete is stirred again through a screw in a reversible mode, and the concrete stirrer further can regulate the position of a discharge hole; and the base of the concrete stirrer is equipped with universal wheels, so that travelling is convenient.

The invention discloses a short-period flight conflict relieving method based on air traffic control (ATC) system monitoring data and relates to the technical field of air traffic management. The method is mainly characterized in that after the short-period flight conflict existence is determined, for the potential flight conflict path pairs, the path model reaching the closest point of approach (CPA) is firstly built according to the current flight trends, then, the initial relieving scheme is obtained through calculating the relieving direction, the initial intensity and the like, and finally, the final relieving scheme is determined through a flight path consultation mechanism. The method has the advantages that ground controllers can obtain the flight conflict relieving scheme automatically generated according to the anti-collision logics in the first time, so the ground controllers have the sufficient time to consider the feasibility of the scheme, to consult with pilots and to execute the scheme. The automation degree of the controllers to handle the flight conflict is improved.

The invention relates to freshness-keeping devices, provides a freshness-keeping device for fresh-food distribution terminals, and aims to overcome the defects that different optimal storage conditions cannot be provided for different types of food and requirements on integral distribution cannot be met in the prior art. The freshness-keeping device comprises a storing device, a man-machine interactive system, a temperature adjusting device, a gas adjusting device, sterilizing devices and a control system. The storing device is formed by splicing of a plurality of different storing modules. The sterilizing devices are arranged in the storing modules. The temperature adjusting device and the gas adjusting device are connected with the storing modules respectively. The storing modules, the man-machine interactive system, the temperature adjusting device and the gas adjusting device are connected with the control system respectively. The control system is connected to the internet. Different storing conditions are flexibly provided for different food to guarantee freshness of food by the freshness-keeping device, and the man-machine interactive system connected to the internet is added, so that operations in the process of distribution and pickup of fresh food are simplified, and distribution efficiency is improved; the freshness-keeping device is applicable to the fresh-food distribution terminals.

A tug (1) with a deck construction on which a towing installation (3) is mounted/ which is provided with a seat (5) , a towing unit (6) carried by the seat and an endless rail construction (4) which is fixedly connected to the deck construction and forms a guide track for carrying the seat in a movable manner, so that a force applied to the towing unit can be transmitted via the seat, the rail construction and the deck construction to the tug, while moving the seat along the rail construction depending on the direction of the applied force. The seat is provided with at least two moving units (7) , which are movable in a guided manner through the endless rail construction and are each connected, mutually independently, to the towing unit by a hinge construction with a central axis which extends substantially perpendicularly to a substantially horizontal plane defined by the rail construction.

The invention discloses an electric transmission line single-terminal positioning method based on a fault transient state and a steady-state signal wave velocity difference. According to different fault types, different phases are selected as datum phases, phase-mode transformation is carried out on a transmission line fault current traveling wave signal and the fault current traveling wave mode signal for fault positioning is obtained; continuous wavelet transformation is carried out on the mode signal, the mode maximum value and the time corresponding to the mode maximum value of a wave tip wavelet transformation coefficient of a transient state initial traveling wave are extracted and the mode maximum value and the time corresponding to the mode maximum value of a wavelet transform coefficient on the scale corresponding to a steady-state signal are extracted. According to the propagation velocity difference of the mode signal and a transient state signal, the fault distance of an electric transmission line is comprehensively calculated. By means of the propagation velocity difference between the fault steady-state signal and the transient-state signal, the propagation velocity of the corresponding frequency is accurately determined according to the wavelet transform, and therefore the fault distance of the electric transmission line can be accurately calculated.

A GIL fault on-line monitoring system based on vibration signals and support vector machine, via a monitoring device mounting on the outer surface of the CIL channel, monitors the vibration signals generated on the tube wall during the power transmission process, and perform fault diagnosis through comparison. For example, when the abnormal vibration signals appear near a certain post insulators, then it can be determined that the corresponding location is experiencing a fault. The system is capable of operating without powering off the GIL or disassembling the GIL, thus it is an economic, convenient and effective troubleshooting method with high implementation feasibility. The system can monitor the operation state of the GIL in real time and send information to a monitoring station through a wireless device, and thus guarantees the stable operation of the GIL.

The invention discloses ink-jet printing equipment and a raster manufacturing method, and relates to the field of raster manufacturing. Cost of the ink-jet printing raster manufacturing equipment is lowered, and accuracy of the ink-jet printing raster manufacturing equipment is improved. The ink-jet printing equipment comprises a base, a base stage and a nozzle component. The base stage is arranged on the base and is used for carrying a base plate to be machined, and the base plate moves in a straight line mode in the first direction on the surface of the base. The nozzle component is arranged above the base stage and comprises a nozzle support and a nozzle which is arranged on one side, towards the base stage, of the nozzle support, a spraying mouth is formed in the nozzle, and the nozzle component can move in a straight line mode in the first direction. The ink-jet printing equipment is suitable for manufacturing a raster in an ink-jet printing method.

The invention discloses a blind digital watermark detection method and a blind digital watermark detection system. The method comprises the following steps: binding an identification file and an ID number so as to form a digital watermark file, and storing the identification file, the feature information of the identification file and the ID number into a database; embedding the ID number and the identification file into a carrier file, and storing the ID number and a corresponding embedding algorithm thereof into the database; extracting the ID number of the digital watermark file from the carrier file, matching the extracted ID number with the ID number in the database, and according to the ID number of the digital watermark file, acquiring the feature information and embedding algorithm of the corresponding identification file from the database; and according to an identification file extraction algorithm and feature information corresponding to the acquired embedding algorithm, extracting the identification file of the digital watermark file of the carrier file. By using the technical scheme in the invention, huge amounts of multimedia data can be subjected to quick and simple watermark detection and extraction.

The invention relates to a stacker crane with a function of automatically adjusting cargo placing position, wherein a stack disk conveyer comprises a driving mechanism, a PLC, a detecting mechanism and an adjusting mechanism; the detecting mechanism comprises a first fixing block, a second fixing block, a spring, a slide block, a PLC, a detecting mechanism and an adjusting mechanism; the detecting mechanism comprises a first fixing block, a second fixing block, a spring, a slide block, a code scanner, a second motor, a pull rope, a wire disk and a fixing plate; the adjusting mechanism comprises an air cylinder, a sleeve ring, a roll cylinder, a third motor, a round gear, a strip gear and a clamping component. The stacker crane with the function of automatically adjusting cargo placing position is ingenious in design, and high in feasibility; the strip code is arranged at the lower left part of one side of the cargo; the wrong placement may cause wrong conditions of placing strip codes at right lower, left upper, and right upper parts of the cargo; through the detecting mechanism, the left lower and right lower conditions of the strip code can be identified; when the lower strip code cannot be detected, the cargo is overturned by the adjusting mechanism; thus the strip code is moved to the lower part, thereby performing correct identification.

The invention relates to an automatic cleaning device and method for a lens of an outdoor optical facility. The device comprises a protecting cover which is arranged on the top part of the optical facility, and an electric windscreen wiper arranged on the front end lens of the optical facility, wherein the cross section of the protecting cover is arc-shaped; bulges are axially arranged at intervals at two sides of the upper surface of the protecting cover; collecting grooves are respectively axially formed in the bottom parts of two sides of the protecting cover and used for collecting water flowing from gaps between the bulges; water storing grooves are formed in the bottom parts of the front ends of the collecting grooves; nozzles are arranged at the bottom parts of the water storing grooves and are respectively positioned at the upper side of the lens; a liquid level switch is arranged at an inlet of each nozzle and can be turned on to trigger the electric windscreen wiper to work. The device is simple in structure and practical, can automatically clean the lens of the outdoor optical facility, and prevents the lens from being polluted and failed to normally use.

The invention relates to a fatigue performance testing device for a bolt bearing large load at a low temperature. The fatigue performance testing device comprises a cryogenic tank (1), guide columns (2), rotation shaft apparatuses (3), an upper loading pull rod (4), a test fixture (5), a cryogenic tank door (8), a liquid nitrogen inlet (9), a limit locking apparatus (10), a beam lifting apparatus (11), a loading apparatus (12), beams (13), a control panel (14), a displacement sensor (15), a nitrogen outlet (16), a base (17) and a lower loading pull rod (18). The fatigue performance testing device realizes test of the fatigue performance of bolt bearing the large load at the low temperature, can carry out low temperature dynamic low-cycle fatigue and programmed fatigue tests, and realizes fatigue performance parameter measurement and deformation behavior research when the bolt bears the large load at a condition close to a service environment. The fatigue performance testing device is simple in operations and has high practicability.

The invention discloses a transformer with a high-efficiency cooling structure, comprising a base, the upper surface of the base is fixedly connected with a transformer body, the surface of the transformer body is fixedly connected with a heat dissipation plate, and the surface of the heat dissipation plate is fixedly connected with a heat dissipation scales, the thickness of the heat dissipation scales is 0.15-0.25 millimeters, and heat dissipation through grooves are formed between adjacent heat dissipation scales, the width of the heat dissipation grooves is 0.2 millimeters, and the upper surface of the transformer body is fixedly connected with a support rod, so A mounting plate is fixedly connected to the top of the support rod. The invention realizes that the motor drives the first gear to rotate, thereby making the second gear rotate, thereby making the fan The blades rotate, the first blade drives the air flow, and the second blade increases the wind pressure, thus greatly improving the heat dissipation efficiency.

The invention belongs to food biotechnology field, and discloses an application of tea polyphenol in biological prevention and control of aflatoxin, tea polyphenol can be used for inhibiting the growth of producing bacteria of aflatoxin and biosynthesis of aflatoxin, and the application is a new application for tea polyphenol. The researches show that the tea polyphenol has obvious effect for inhibiting the growth of producing bacteria of aflatoxin, and the inhibition effect has concentration-dependent relation. The tea polyphenol also has obvious effect for inhibiting the biosynthesis of aflatoxin, the inhibition ratio of 0.2% of tea polyphenol on aflatoxin is 21%-59%, and the inhibition ratio of 1% of tea polyphenol on aflatoxin is 49%-81%, and the tea polyphenol can be used for prevention and control of aflatoxin in a storage process of food and feed.

The invention discloses a low influence developing facility combination and layout determination method of a sponge city, and belongs to the technical field of urban draining. The method is based on 0-1 planning model and scheme acquisition and cost-effectiveness analysis, and integrates annual flow amount control rate assessment and cost effect assessment. The method includes the steps of 1) 0-1 planning model, 2) generating a combination and layout schemes, 3) collecting schemes, 4)simulating the schemes and calculating indexes, 5) sorting the schemes, 6) analyzing cost effectiveness, and 7) determining a scheme, in which the schemes are ranked from highest to the lowest based on effect-to-cost ratio according to cost-effectiveness analysis, and a recommended low influence developing facility combination and layout scheme is determined according to the ranking result. The annual flow amount control rate and cost of low influence development scheme can be evaluated, and a low influence developing facility combination and layout can be determined. The method is used to assist planning and designing a low influence developing rainwater system of a sponge city.

The invention discloses a data transmission method. The method comprises the steps that a path computation client PCC sends a first service state parameter to a path computation element PCE by employing a path computation element communication protocol PCEP; the PCC sends a service performance statistic state parameter to the PCE by employing the PCEP; and the PCC sends an LSP (label switched path) service adjustment request to the PCE when the service performance statistic state parameter satisfies a label switched path LSP adjustment condition, wherein the LSP service adjustment request is used for requesting the PCE to determine a target LSP. The embodiment of the invention also provides the PCC and the PCE. According to the embodiment of the method, the device and the system, when data is transmitted, a routing protocol is unnecessarily expanded; the LSP related data required for computing the optimum path can be collected only by expanding the PCEP; and the scheme is simplified.

The embodiments of the present invention disclose an authorization-exempted resource allocation method. According to the method, user equipment performs authorization-exempted communication accordingto a first UE id corresponding to a first cell, and does not need to resend a resource reconfiguration request to second network equipment, so that resource reconfiguration is not required, and therefore, the overheads of signaling resources can be decreased, and the delay of communication is reduced. According to one embodiment of the present invention, the method includes the following steps that: when the user equipment moves from a first cell to a second cell, the user equipment acquires the ID of a second authorization-exempted resource area belonging to the second cell, wherein the ID isbroadcasted by the second network equipment; if the ID of the second authorization-exempted resource area is identical with the pre-obtained ID of a first authorization-exempted resource area belonging to the first cell, and the user equipment performs authorization-exempted communication according to the first UEid corresponding to the first cell.

The invention discloses a loop filtering method based on an image macro block coding mode decision, and is applied to an appeared diamond effect after video data flow over quantification/inverse quantization. The method comprises the following steps: (1) designing a model; (2) carrying out mode type classification on a present frame; (3) carrying out pre-filtering; (4) carrying out filtering; (5)determining whether to carry out loop filtering or not. According to the invention, characteristics of an image are fully taken into consideration, tedious decision of a present method is reduced andnoise brought by video compression is effectively filtered simultaneously, and realization complexity of a filter is reduced.

The invention discloses a spatial-temporal fragment storage method for a distributed spatial database. The method comprises a data storage step and a data migration step; spatial-temporal characteristics of spatial data are fully considered in data storage of the distributed spatial database; spatial-temporal information of the spatial data is fused in data fragments of the distributed database; the server performance is fully utilized while a plurality of database servers are subjected to a parallel query; and the change of interest conditions of the data is considered through the data migration step. The practice proves that the method provided by the invention has relatively high feasibility and can meet the requirement of query performance in massive spatial data storage.

The invention provides a method for treating tail gas of a vehicle as well as a device and system for collecting tail gas of a vehicle, wherein the method, device and system provided by the invention are used for solving the problem of environment pollution caused by the tail gas of the vehicle. The method comprises: collecting the tail gas of the vehicle and storing the tail gas into a pressure container which is installed on the vehicle; unloading the pressure container from each vehicle, and transporting each unloaded pressure container to a centralized collecting station; conveying the tail gas of each vehicle, stored in each pressure container at the centralized collecting station, into a centralized gas holder; and recycling the tail gas of each vehicle in the centralized gas holder. According to the invention, through a complete treating process, not only can the tail gas of each vehicle be collected completely, i.e., the harmful gas is treated and carbon dioxide is gathered effectively, but also the completely collected tail gas is subjected to centralized collecting and recycling, the tail gas which is harmful to the environment is converted into chemical products required by the production of agriculture and industry, not only can the environmental pollution problem be solved, but also a raw material source is provided for the production, and the method for treating the tail gas of the vehicle as well as the device and system for collecting the tail gas of the vehicle provided by the invention have the advantage of practical application value.

Disclosed is a method for layered culture and enrichment of arbuscular mycorrhizal fungi spores. The method comprises the steps that a lower layer substrate, a middle layer substrate, an isolation net and an upper layer substrate are placed inside a culture container in a layered mode, sterile host plants are planted into the upper layer substrate; the culture container is placed into a container tray, and a drainage and suction opening is formed in the bottom of the culture container; a low-phosphorous nutrient solution is poured on the plant planting layer, a high-phosphorous nutrient solution is poured into the container tray, due to the fact that the culture container is divided into three layers and the middle layer is adopted as a buffer layer, the basic plant growth requirement is met by pouring the low-phosphorous nutrient solution into the plant planting layer, the lower layer substrate is subjected to siphoning of the high-phosphorous nutrient solution so as to maintain the lower layer high-phosphorous environment, meanwhile middle layer large particles cut off the siphoning from the bottommost layer to the plant planting layer, arbuscular mycorrhizal fungi certainly will enter the lower layer in order to help a host to absorb phosphorous, and a larger number of spores are produced on the lower layer when the host plant is about to die, so that a large number of arbuscular mycorrhizal fungi spores are obtained on the bottommost layer for single pore propagation and identification.

The invention relates to a method for designing a particle implantation treatment plan. According to the requirements of treatment plan for dose distribution, an effective particle arbitration criterion is provided, particles, a target region and prior knowledge of relative position relations of OARs are reasonably utilized, and the treatment plan can be rapidly obtained. The method comprises the steps of first obtaining the particles at all possible positions, determining evaluation values of the particles according to the arbitration criterion, and enabling the particles with the minimum evaluation values to be the current optimal particles; continuously implanting the current optimal particles in the target region until the target region prescribed dose coverage reaches a predetermined value, and obtaining an initial treatment plan; when the number of puncture needles can be reduced, removing corresponding particles, selecting the current optimal particles again for implantation, and obtaining a new treatment plan; and obtaining a final treatment plan until the number of the puncture needles cannot be reduced. The method for designing the particle implantation treatment plan is combined with the characteristics of an enlightening optimization method, the number of the puncture needles can be effectively reduced on the premise that the dose distribution is guaranteed, and feasibility of the particle implantation treatment plan is improved.

The invention relates to a 3D printing nozzle with the function of fully melting raw materials, including a feeding mechanism, a heating mechanism and a discharging mechanism. The heating mechanism includes a main body, a stirring assembly arranged on the main body, and several first heaters. It has a mixing chamber, a feeding pipe, a discharging pipe and an overflow prevention pipe. The stirring assembly includes a heat shield, a first motor and a screw. The feeding mechanism includes a feeding plate and a first conveying assembly set on the feeding plate, a cutting component, and the second conveying component, in the 3D printing nozzle with the function of fully melting the raw material, the feeding mechanism uses two sets of gears to assist feeding, and a blade for cutting the raw material wire is installed between the two sets of gears, which can prevent heat transfer. The heating mechanism can fully melt the incoming raw materials and store them in the storage room of the feeding and discharging mechanism. The nozzle converts the existing real-time feeding into intermittent feeding, preventing the printing from being flawed due to unmelted materials, and preventing Nozzle is blocked.

The invention discloses a fault type judgment method and device for a full-parallel AT power supply contact network, and the method and device are applied to a system comprising a traction station, anAT station and a section station. The method comprises the following steps: obtaining the direction of a power frequency current when the full-parallel AT power supply contact network breaks down; wherein the power frequency current comprises feeder current of the traction station, feeder current of the AT station and feeder current of the subarea station, and the feeder current of the AT stationand the feeder current of the subarea station are connected to a T line side and an F line side respectively; and determining the fault type of the full-parallel AT power supply contact network according to the direction of the power frequency current. By comparing the direction of the power frequency current, the fault type under the full parallel AT power supply mode can be quickly judged, thefeasibility is high, the method is easy to implement in engineering practice, the result is visual, and the judgment result is easy to verify.

The invention discloses a knob identification method based on digital image processing. The method comprises: an image of the instrument cabinet is shot by utilizing a fixed position; extracting an area image appearing in the knob; necessary preprocessing is carried out on the image; then, Canny edge detection is used; obtaining all edge contours in the instrument panel image; then, Hough circle detection is carried out; detecting the contour of a knob circle; meanwhile, the center position and radius are determined; establishing a rectangular coordinate system by taking the circle center as an original point; and finding a white point area in the image by using the size of the comparison pixel value, calculating the distance from the area to the original point, comparing the distance withthe radius, removing the white point area larger than the radius and the screened white area, namely the pointer white point area, taking the center of the pointer white point area as the coordinateof the pointer white point, solving the knob rotation angle, and obtaining knob state information. Through using the detection technology, the method has the characteristics of good anti-noise performance, high efficiency, rapidness and accuracy in image processing, and has very high practicability and wide applicability.

The invention provides a spatial information network space-based test system and a work method thereof. The system comprises a first ground virtual node which communicates with a network satellite system, and a second ground virtual node which communicates with the network satellite system. Communication between the first ground virtual node and the second ground virtual node is established via the network satellite system. Compared with systems and methods in the prior art, the system and method of the invention has the following advantages: 1) as for the spatial information network for future application, the network satellite system is composed of several network satellites with an integrated backbone / access function, and the network satellite acts as a network backbone node to support high-speed data transmission with a large data size, but also as a user access node to enable access to a large number of space users and ground users. By introducing the two ground virtual nodes, the space-based test system provided by the invention can verify the backbone and access mixing functions of the network satellite system.

The invention provides a bonding pad planarization process for improving packaging feasibility of a bump structure. The process comprises the following steps of: after forming a thick metal layer above a bonding pad, etching the thick metal layer to form a planarized metal film; and growing a bump on the planarized metal film above the bonding pad. By using the bonding pad planarization process provided by the invention, the smoothness of the bump can be largely improved so that the feasibility and yield of the packaging process are enhanced.

The invention provides a plant point cloud segmentation method based on two-dimensional and three-dimensional integration. Firstly, multi-angle images of a plant are shot, then a three-dimensional point cloud model of the plant is reconstructed through a motion recovery structure (SFM) algorithm, and meanwhile the mapping relation between each image and the three-dimensional point cloud model is obtained. Preprocessing operations such as denoising are carried out on the reconstructed point cloud model, and a segmentation result based on the three-dimensional point cloud model is trained by using a Point Net network model. And meanwhile, based on the mapping relationship between each image and the three-dimensional point cloud model, a segmentation result is acquired based on the two-dimensional image of the plant through a MaskRCNN network. Finally, linear weighted integration is performed on the two-dimensional and three-dimensional results to obtain a final plant point cloud segmentation result. The invention also provides a system for realizing the plant point cloud segmentation method based on the two-dimensional and three-dimensional integration and a storage medium for enabling the processor to execute the plant point cloud segmentation method based on the two-dimensional and three-dimensional integration.

The invention provides a spray forming method for implementing combustion similarity of a diesel engine. The method comprises the following step of establishing a small-bore oil atomizer (2) corresponding to a large-bore oil atomizer (3), wherein the small-bore oil atomizer (2) and the large-bore oil atomizer (1) have any one or more of the following relationships: the geometric structures are similar; the numbers of spray nozzles are same; the diameters of the spray nozzles are zoomed in proportion; the types of fuels are same; the environmental media are same; the oil injection pressures arezoomed in proportion; the oil injection lasting periods are zoomed in proportion; and the oil injection amounts are zoomed in proportion. The spray forming method for implementing combustion similarity of the diesel engine provided by the invention can achieve the atomizing combustion characteristic of representing corresponding test working conditions of other-bore oil atomizers by means of existing oil atomizers to establish a test database, so that the cost of a development process of an atomizing combustion system of the diesel engine is lowered favorably.