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46results about How to "Play a smoothing role" patented technology

Quantitative detection calculation method based on fluorescent immuno-chromatographic technology

The invention relates to the field of immuno-chromatographic detection, in particular to a quantitative detection calculation method based on fluorescent immuno-chromatographic technology. The method includes the steps: inserting a fluorescent immuno-chromatographic test strip dripping sample solution to be measured into a fluorescent immunity analyzer; irradiating by the aid of LED (light-emitting diode) light sources; performing light filtering treatment by the aid of a light filter; detecting by the aid of a photoelectric detector; treating electric signals; performing AD conversion treatment; performing filtering algorithm treatment; performing baseline fitting; performing peak searching treatment; calculating T / C area ratio; calculating concentration; judging by the aid of calculated concentration results. The invention provides a perfect, rapid and quantitative detection calculation method based on the fluorescent immuno-chromatographic technologies. Various noise and signal interference can be filtered when concentration of objects to be measured is detected and calculated, and accurate detection results are improved. The method has the advantages of high accuracy and stability and low power consumption, and rapid and quantitative detection requirements of users are effectively met.
Owner:BIOHIT BIOTECH HEFEI

Intelligent type power cable emergency recovery vehicle

The invention provides an intelligent type power cable emergency recovery vehicle which is used for improving the working efficiency when recovery work is carried out on a communication cable. Rails are arranged on the left and right sides of a vehicle body respectively; a lateral vehicle plate is mounted between the rails in a sliding manner; a lateral vehicle plate driving mechanism for driving the lateral vehicle plate to move up and down is arranged between the lateral vehicle plate and the vehicle body; a new cable loading and unloading assembly is arranged on the rear side of the vehicle body, and mainly comprises a supporting arm, a supporting plate, a first loading and unloading oil cylinder, a second loading and unloading oil cylinder and a clamping mechanism; the supporting arm is hinged onto the supporting plate; the first loading and unloading oil cylinder is arranged between the supporting plate and the supporting arm; a U-shaped frame is arranged at the top of the supporting arm; a clamping block is hinged to the left end of the U-shaped frame; a clamping mechanism for driving the clamping block to swing is arranged between the clamping block and a clamping arm; a supporting plate fixing mechanism is arranged between a positioning hole of the supporting plate and the vehicle body; a waste cable recycling assembly is arranged on the left side of the vehicle body or / and the right of the vehicle body; and a hoisting assembly is arranged in the middle of the vehicle body. With the adoption of the intelligent type power cable emergency recovery vehicle, the physical labor of workers can be greatly alleviated.
Owner:江苏群英电力工程有限公司

Spinning method for conducting fiber arrangement on fiber bands

The invention relates to a spinning method for conducting fiber arrangement on fiber bands, and belongs to the technical field of textile processing. According to the method, a device used for conducting fiber arrangement processing on the fiber bands is additionally arranged in a front drafting area of a ring spinning frame, the fiber bands are gathered slowly in the advancing direction of the fiber bands through a bundle collecting groove of the fiber arrangement processing device which is mounted in a spacing block or a rocking rack, the fiber bands with the number of fibers gradually decreased can be smoothed, the gathering mode is essentially different from a traditional horn-opening rapid short-process gathering mode, the position at the frontmost end of the fiber arrangement device is very close to the meshing line of a front leather roller and a front roller, resultant yarn hairiness can be obviously lowered, resultant yarn evenness and resultant yarn brute force are improved, meanwhile, the phenomenon that fibers are sucked by a cotton sucking tube to be turned into air bellow waste on a spun yarn twisting triangle area edge is reduced, the spun yarn pull rate can be better improved, and the spinning method for fiber arrangement processing is convenient to operate and small in influence on operation of knitters.
Owner:WUHAN TEXTILE UNIV

Plant point cloud collection registration and optimization method based on TOF camera

ActiveCN110335295AQuality improvementLow requirements for shooting and acquisition conditionsImage enhancementImage analysisPoint cloudVisual angle
The invention discloses a plant point cloud collection registration and optimization method based on a TOF camera. The plant point cloud collection registration and optimization method comprises the following steps: (1) placing a detected plant on a turntable, adjusting the visual angle of the TOF camera, and enabling the TOF camera to be aligned with the detected plant; (2) starting a rotary table to enable the rotary table to rotate automatically, and collecting point cloud data of a measured plant at intervals by a TOF camera; (3) performing real-time preprocessing on each frame of point cloud data acquired by the TOF camera; (4) performing registration and optimization processing on each two adjacent frames of point cloud data in sequence, and then performing integration to obtain complete plant point cloud data; and (5) eliminating discrete noise in the plant point cloud number obtained by registration and optimization processing by adopting statistical filtering processing to obtain final point cloud data. The plant point cloud collection registration and optimization method provided by the invention can effectively solve the local point cloud layering phenomenon.
Owner:ZHEJIANG UNIV

Position feedforward control method based on linear tracking differentiator

The invention discloses a position feed-forward control method based on a linear tracking differentiator, and the method employs a position feed-forward control link, and extracts a differential signal (speed component) inputted at a position as the lead compensation of a given speed, thereby speeding up the position following response speed, and adjusting a feed-forward controller, so as to further reduce a tracking error.
Owner:BEIJING INST OF CONTROL ENG

Method for acquiring super-resolution land cover classification map based on deep learning

The embodiment of the invention provides a method for obtaining a super-resolution land cover classification map based on deep learning, and the method comprises the steps: inputting a land cover mapwith a low spatial-temporal resolution into a super-resolution extraction model, and outputting the super-resolution land cover classification map corresponding to the land cover map with the low spatial-temporal resolution, wherein the super-resolution extraction model is obtained by training a land cover map based on low spatial-temporal resolutions of samples and super-resolution land cover classification map labels corresponding to the land cover maps of the low spatial-temporal resolutions of the samples; the super-resolution extraction model is trained by adopting a network established after a convolution operation unit and an LSTM network are cascaded, a convolution kernel used by the convolution operation unit is an X * 1 rectangular convolution kernel, and X is an integer greaterthan 0. According to the method provided by the embodiment of the invention, a more accurate and clearer super-resolution land cover classification map is obtained.
Owner:BEIJING NORMAL UNIVERSITY

Intelligent robot for cement mortar screeding

The invention discloses an intelligent robot for cement mortar screeding and belongs to the technical field of automated robots. The intelligent robot for cement mortar screeding comprises a supporting part, a control unit, a driving unit, a screeding unit and a signal transmission unit. The signal transmission unit comprises a laser emitter and a laser receiver. The laser receiver is arranged onan installing base. A grinding head moves rotatably through a rotary motor and plays a screeding part on cement mortar. By means of the intelligent robot for cement mortar screeding, the ground flushing error is small, and the flatness level is high; and meanwhile, labor can be effectively reduced, the labor cost is lowered, and working efficiency is improved.
Owner:马鞍山市诸子百家机械设备科技有限公司

Flexible type road lane marking device for building construction and working method

The invention discloses a flexible type road lane marking device for building construction. The device comprises a vehicle body and a box body, a pipe body is arranged on the left side of the bottom of the vehicle body, baffle devices movably sleeve both front and rear sides of the outer side wall of the pipe body, leveling devices are arranged on the left sides of the bottom side walls of the twogroups of the baffle devices arranged at front and back, and piston blocks are movably inserted in both front and rear sides of an inner cavity of the pipe body. The adjustment on the width of the part, where a paint is sprayed out, of the pipe body is achieved by adjusting the spacing between two groups of the piston blocks arranged at front and back, so that the control of the width of a lane is achieved, the baffle devices are driven to move to get close or away from each other by threaded pipes to make it convenient for the adjusting of the spacing between the two groups of the baffle devices according to the actual situation, the diffusing width of the sprayed paint is limited, paint spraying is allowed to be more uniform by a first spraying hole and a second spraying hole which arestaggeredly arranged at front and back, the bottom side wall of a scrapper fits the upper surface of the lane to achieve a leveling effect on the sprayed lane, and therefore the thickness of the laneis more uniform.
Owner:安徽省华轩交通建设工程有限责任公司

Anti-yellowing stable DTY textile oiling agent and preparation method thereof

The invention belongs to the technical field of DTY oil, and particularly relates to anti-yellowing stable DTY textile oiling agent and a preparation method thereof. The DTY textile oiling agent is prepared from industrial white oil, polyoxyethylene (20) sorbitan monooleate, sorbic acid monostearate, D-phenylalanine, 1-fluoro-6-isopropyl quinoline iodate, an antistatic agent, an anti-splashing agent and a penetrating agent. The anti-yellowing stable DTY textile oiling agent provided by the invention not only has excellent bundling property, smoothness, emulsifying property and antistatic property, but also has very excellent stability, and can keep self-stability for a long time without yellowing.
Owner:TAICANG LONGFANG OIL CO LTD

Plastic film cutting device and cutting processing method

The invention relates to a plastic film cutting device. The plastic film cutting device comprises a working table, a clamping device and cutting devices, wherein the clamping device is arranged on theworking table; and the cutting devices are equidistantly arranged on the upper end surface of the working table from left to right. According to the plastic film cutting device and a cutting processing method, a plastic film is cut by adopting the design concept of multiple clamping, so that the stability of the entire plastic film is improved, the entire plastic film is in a non-relaxed state, and furthermore, the precision and efficiency of plastic film cutting are improved; and meanwhile, a pre-cutting structure and a cutting structure are combined for cutting the plastic film so as to improve the quality of plastic film cutting.
Owner:江门市蓬江区东洋机械有限公司

Power cable repair maintenance vehicle

The power cable repair and maintenance vehicle is used to improve the work efficiency of the communication cable repair operation. The left and right sides of the car body are respectively provided with rails, and the side car boards are slidably installed between the rails, and a side car board driving mechanism is provided between the side car boards and the car body to drive the side car boards to move up and down; behind the car body There is a new cable assembly on the side, which mainly includes a support arm, an upper guide wheel and a lower guide wheel. A new cable rack is provided between the upper parts of the two support arms, and two wheel axles are provided between the lower parts of the two support arms. There is an upper guide wheel on the upper wheel shaft, and a lower guide wheel on the lower wheel shaft. The new cable is pulled out from between the upper and lower guide wheels; there is an old cable recovery on the left side of the car body or the right side of the car body. Assembly, the old cable assembly is used to rewind and recycle the old cable, and a cutting assembly is provided on the rear side of the car body to realize the interception of the cable. The invention can greatly reduce the physical labor of workers.
Owner:RES INST OF ECONOMICS & TECH STATE GRID SHANDONG ELECTRIC POWER +1

Power overshoot protection circuit for digital television power amplifier

The invention discloses a power overshoot protection circuit for a digital television power amplifier, which comprises a power detection circuit and an overshoot detection circuit, wherein the time constant of the power detection circuit is controlled by an external discrete device, and the power detection circuit is used for selecting the time constant to ensure that power overshoot of digital television signals of different modes can be detected; and the overshoot detection circuit comprises a see-saw amplifier with a high pass characteristic, a hysteresis comparator, a reference voltage source and a reset circuit. The power overshoot protection circuit has the beneficial effects that the time constant of the power detection circuit is optimally designed, the smooth function is taken on the random fluctuation of the signal amplitude, meanwhile, the characteristic of power overshoot is kept, so that the false operation due to the pseudorandomness of the digital television signal can be avoided, the detection of the power overshoot can be realized; the circuit is simple; the cost is low; and the power overshoot protection circuit can be conveniently suitable for an emitting system power amplifier adopting the China digital television standard.
Owner:SUNWAVE COMM

Method and device for predicting flow trend based on historical flow and storage medium

The invention provides a method and device for predicting a flow trend based on a historical flow and a storage medium, and the method comprises the steps: reading historical flow data information, wherein the historical flow data comprises actual flow data of a plurality of historical unit time periods, and the actual flow data of the plurality of historical unit time periods is correlated; determining effective historical flow data information; and determining predicted flow data of a predicted unit time period, wherein the predicted flow data of the predicted unit time period is associatedwith the actual flow data of the plurality of historical unit time periods. Invalid historical flow data is eliminated, the influence of the invalid historical abnormal flow data on a calculation result is eliminated, a prediction time point is determined, flow data is predicted, and therefore flow prediction accuracy can be improved.
Owner:北京浩瀚深度信息技术股份有限公司

Container contour detection method and device

The invention relates to the technical field of image processing, and provides a container contour detection method and device. The method comprises the steps: acquiring a first container image containing at least one container; determining a region of interest and a non-region of interest except the region of interest in the first container image based on the selection instruction; setting pixelvalues of the region of interest and the non-region of interest in the first container image to obtain a second container image; performing threshold segmentation on the second container image to obtain a container binary image; processing the container binary image to obtain all closed contours in the container binary image; obtaining an external rectangle of each closed contour and correspondingrectangle information; and comparing the rectangular information of each circumscribed rectangle with preset cargo tank form information, and determining all circumscribed rectangles corresponding tothe rectangular information equal to the preset cargo tank form information as contours of the cargo tank. Compared with the prior art, the efficiency of cargo box sorting operation is improved.
Owner:CHINA HEFEI TAIHE OPTOELECTRONICS TECH

Leather product leather cutting and sewing processing technology

The invention relates to a leather product leather cutting and sewing processing technology which uses a leather product leather cutting and sewing processing device. The leather product leather cutting and sewing processing device comprises a working table and a clamping and fixing mechanism, the working table is installed on the existing ground, and the clamping and fixing mechanism is arranged at the upper end of the working table. According to the leather product leather cutting and sewing processing technology, the multi-adjustment design concept is adopted for leather product leather cutting and sewing processing; the arranged clamping and fixing mechanism can clamp and fix the two side ends of leather and can also play a role in smoothing the leather to keep the optimal flatness of the leather, and then the overall cutting quality of the leather is improved; meanwhile, a rolling smoothing structure is adopted so that the probability of motion clamping stagnation of the structure can be reduced by generating rolling friction; and the whole device can also realize switching between a vertical leather cutting mode and a transverse leather cutting mode, so that the adaptation degree of the device to the leather cutting requirement is greatly improved.
Owner:江苏延立汽车零部件有限公司

Electrical failure emergency repair vehicle

The invention discloses an electrical failure emergency repair vehicle used for improving the work efficiency for communication cables during emergency repair operation. Tracks are arranged on the left side and the right side of a vehicle body respectively, side vehicle plates are arranged between the tracks in a sliding manner, and a side vehicle plate driving mechanism for driving the corresponding side vehicle plate to move up and down is arranged between each side vehicle plate and the vehicle body; an insulating rod assembly is arranged on the rear side of the vehicle body, the insulating rod assembly comprises a movable cylinder and a fixed cylinder which are arranged externally, a plurality of grooves are formed in the circular outer wall of the movable cylinder, an insulating rod is placed in each groove, and an opening is formed in the lower part of the fixed cylinder; used cable recycle assemblies are arranged on the left side and the right side of the vehicle body, each used cable recycle assembly mainly comprises a fixed support, a movable support and a cable rack arranged between the corresponding movable support and the corresponding fixed support, a cable arranging mechanism for arranging used cables is arranged on each fixed support, and the used cable assemblies are used for winding and recycling the used cables. According to the electrical failure emergency repair vehicle, the manual labor of workers can be greatly alleviated.
Owner:STATE GRID SHANDONG ELECTRIC POWER CO TAOXIAN POWER SUPPLY CO

Power transmission line maintenance equipment

The present invention relates to power transmission line maintenance equipment that aims to improve repair efficiency of a communication cable. Tracks are respectively disposed at a left side and a right side of a vehicle body. A side vehicle board is slidably mounted between the tracks. A side vehicle board driving mechanism for driving the side vehicle board to move up and down is disposed between the side vehicle board and the vehicle body. A new cable assembly is disposed at the rear of the vehicle body and mainly includes support arms, an upper guide wheel and a lower guide wheel. A new cable rack is disposed between upper parts of the two support arms. Two wheel shafts are disposed between lower parts of the two support arms. The upper wheel shaft is provided with the upper guide wheel, and the lower wheel shaft is provided with the lower guide wheel. A new cable is extracted between the upper guide wheel and the lower guide wheel. An old cable recycling assembly is disposed at the left side of the vehicle body or / and the right side of the vehicle body. The old cable recycling assembly is used for winding and recycling an old cable. The vehicle body is provided with a toolbox that is used for accommodating different tools. Through adoption of the power transmission line maintenance equipment, physical labor of workers is greatly reduced, and cable repair work is carried out conveniently.
Owner:JINAN LICHENG POWER SUPPLY CO OF STATE GRID SHANDONG ELECTRIC POWER CO +1

Method and device for adjusting code stream sending speed of streaming media

The invention discloses a method and a device for adjusting the code stream sending speed of a streaming media, and relates to the field of streaming media. According to the method and the device disclosed by the invention, on one hand, the reference sending time of data packets to be sent is determined according to the information of a code stream, a frame rate and the like, the actual sending time length of the data packets is determined by combining with the execution time used for sending the data packet, then the data packets to be sent are uniformly distributed in the time of the actual sending time length and sent, and the sending speed of the streaming media can be smoothed, the network congestion can be reduced, and the network packet loss can be reduced in case of guaranteeing the overall uniform sending speed; on the other hand, acceleration processing can also be carried out for the data packets in a controllable range when early-warning conditions are achieved, thus playing a smoothing role and avoiding the serious fluctuations of bandwidths.
Owner:CHINA TELECOM CORP LTD

A Method for Identification of Image Fuzzy Direction Based on Feature Block Directional Differentiation

The invention discloses an image blurring direction identification method based on a characteristic block direction differential. The method comprises the steps of calculating local deviation of point coordinates of each pixel of a target image, selecting first M points with the maximum local deviation, randomly selecting an N point serving as a characteristic block construct point in the M points, wherein the M and the N are positive integers, the M is larger than the N, and the N is larger than 1, regarding coordinates of the characteristic block construct point as a center, building the square characteristic blocks with the edges as C pixels and the areas as C*C, wherein the C is a positive integer, identifying a blurring direction angle of each characteristic block by a directional differentiation, recording the blurring direction angles of all the characteristic blocks, and judging and obtaining the blurring direction angle of the target image according to the blurring direction angles of all the characteristic blocks. The image blurring direction identification method processes identification of the burring direction of the target image in a simplified mode, reduces operation quantity and operation time, and obtains the accurate blurring direction by the calculating mode of multiple weighted means for the directional differentiation.
Owner:成都聚蚁科技有限公司

Split type production device for plastic bag

The invention discloses a split type production device for a plastic bag. The split type production device for the plastic bag structurally comprises a device body, an overhauling box, a master control panel, a conveying shaft, a discharging roller, a flattening and accurately-fixing device and an object holding plate. The overhauling box is arranged on the surface of the right side of the devicebody and is connected with the device body through hinges. The master control panel is embedded to the upper right portion of the front surface of the device body and electrically connected with the device body. The conveying shaft is arranged behind the upper surface of the device body and is connected with the device body through buckles. The discharging roller is embedded into the front side ofthe inner portion of the device body. The back side of the discharging roller is connected with the conveying shaft. The flattening and accurately-fixing device is arranged above the discharging roller. According to the split type production device for the plastic bag, through the arranged flattening and accurately-fixing device, it can be conveniently ensured that when the plastic bags are slit,a cut of each plastic bag is neat, and the lengths of the plastic bags are identical, and the slitting accuracy of the device is effectively improved; and meanwhile, the flattening function is also achieved on the appearance of the plastic bags, and the diversity of the split type production device for the plastic bag is improved.
Owner:利辛县眼病防治所

A method, device and storage medium for predicting traffic trend based on historical traffic

ActiveCN111130932BSmall forecast impactSmooth out short-term traffic fluctuationsData switching networksTraffic predictionData information
The present invention provides a method, device, and storage medium for predicting traffic trends based on historical traffic, including the steps of: reading historical traffic data information, the historical traffic data includes actual traffic data of multiple historical unit time periods, and the multiple Associate the actual flow data of a historical unit time period; determine the effective historical flow data information; determine the forecast flow data of the forecast unit time period, the forecast flow data of the forecast unit time period and the actual flow data of the multiple historical unit time periods Associated traffic data. The invalid historical flow data is eliminated to eliminate the influence of the invalid historical abnormal flow data on the calculation results, and then the prediction time point is determined and the flow data is predicted to improve the accuracy of the flow forecast.
Owner:北京浩瀚深度信息技术股份有限公司

Intelligent type power cable emergency breakdown van

An intelligent type power cable emergency breakdown van is used for improving the working efficiency when a communication cable is urgently repaired. Tracks are arranged on the left side and the rightside of a vehicle body, a side vehicle plate is slidably mounted between the tracks, and a side vehicle plate driving mechanism which drives the side vehicle plate to move up and down is arranged between the side vehicle plate and the vehicle body; a new cable loading and unloading assembly is arranged on the rear side of the vehicle body and mainly comprises a supporting arm, a supporting plate,a first loading and unloading oil cylinder, a second loading and unloading oil cylinder and a clamping mechanism, the supporting arm is hinged to the supporting plate, the first loading and unloadingoil cylinder is arranged between the supporting plate and the supporting arm, a U-shaped frame is arranged on the top of the supporting arm, a clamping block is mounted at the left end of the U-shaped frame in a hinged mode, the clamping mechanism used for driving the clamping block to swing is arranged between the clamping block and a clamping arm, and a supporting plate fixing mechanism is arranged between a positioning hole of the supporting plate and the vehicle body; and an old cable recovery assembly is arranged on the left side of the vehicle body or / and on the right side of the vehicle body, and a lifting assembly is arranged in the middle of the vehicle body. The intelligent type power cable emergency breakdown van can greatly reduce manual labor of workers.
Owner:内蒙古中威工程项目管理有限公司

Tab correction device

The invention provides a tab correcting device, comprising a material placing seat, a first correcting block, a second correcting block and a driving assembly, wherein a material placing groove is formed in the material placing seat; the first correcting block is arranged on one side of the material placing seat; the second correcting block is arranged on the other side of the material placing seat, and the second correcting block and the first correcting block are symmetrically arranged; and the driving assembly is adjacent to the material placing seat, connected with the first correcting block and the second correcting block and used for driving the first correcting block and the second correcting block to get close to each other or get away from each other. The material placing seat isarranged, the first correcting block and the second correcting block are symmetrically arranged on the two sides of the material placing seat, and the driving assembly drives the first correcting block and the second correcting block to move, so tabs at the two ends of a battery cell are smoothened, and bending is avoided; and the first correcting block and the second correcting block are symmetrically arranged, so a roll core can be moved to the center of the material placing seat, which is beneficial for subsequent accurately-positioned material taking and accurately-positioned material placing of the battery cell, prevention of deflection, reduction in a reject and improvement of production benefits.
Owner:EVE HYPERPOWER BATTERIES INC

A kind of spinning method for fiberizing the sliver

The invention relates to a spinning method for conducting fiber arrangement on fiber bands, and belongs to the technical field of textile processing. According to the method, a device used for conducting fiber arrangement processing on the fiber bands is additionally arranged in a front drafting area of a ring spinning frame, the fiber bands are gathered slowly in the advancing direction of the fiber bands through a bundle collecting groove of the fiber arrangement processing device which is mounted in a spacing block or a rocking rack, the fiber bands with the number of fibers gradually decreased can be smoothed, the gathering mode is essentially different from a traditional horn-opening rapid short-process gathering mode, the position at the frontmost end of the fiber arrangement device is very close to the meshing line of a front leather roller and a front roller, resultant yarn hairiness can be obviously lowered, resultant yarn evenness and resultant yarn brute force are improved, meanwhile, the phenomenon that fibers are sucked by a cotton sucking tube to be turned into air bellow waste on a spun yarn twisting triangle area edge is reduced, the spun yarn pull rate can be better improved, and the spinning method for fiber arrangement processing is convenient to operate and small in influence on operation of knitters.
Owner:WUHAN TEXTILE UNIV
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