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46 results about "Fiber clustering" patented technology

Diffusion tensor imaging white matter fiber clustering method

The invention provides a diffusion tensor imaging white matter fiber clustering method. The method includes the steps of pre-processing original rsf magnetic resonance imaging (MRI) data and the original diffusion tensor imaging (DTI) data, registering the pre-processed rsf MRI data into a DTI space, respectively conducting fiber tracking and brain tissue segmentation on the pre-processed DTI data, conducting fiber projection on white matter fiber which can not reach grey matter or exceed a grey matter surface in a white matter fiber obtained by DTI, then calculating functional similarities among the white matter fiber, obtaining a matrix of the similarities and clustering by adopting an affine spread clustering algorithm. Fiber bundle has functional independence, accuracy without need to relay on of a genetic linkage map and require complicated registration.
Owner:NORTHWESTERN POLYTECHNICAL UNIV

Method for preparing hollow fiber molecular sieve membranes in batches

The invention relates to a method for preparing hollow fiber molecular sieve membranes in batches, which is used for scale preparation of molecular sieve membranes supported by a ceramic hollow fiber supporting bodies. The method comprises the following steps: carrying out surface pretreatment on the hollow fiber ceramic supporting bodies and regularly packaging the hollow fiber ceramic supporting bodies into a cluster; coating molecular sieve seed crystal particles on the surfaces of the hollow fiber supporting bodies and drying to obtain a seed crystal hollow fiber cluster; placing the seed crystal hollow fiber cluster into membrane synthetic fluid to carry out hydro-thermal synthesis, washing by deionized water and drying after finishing hydro-thermal synthesis so as to obtain the hollow fiber molecular sieve membrane cluster. The method has the advantages of high mechanical degree, strong maneuverability, high yield and good repeatability and has important significance for industrial production and application popularization of the hollow fiber molecular sieve membranes.
Owner:NANJING UNIV OF TECH

Method for preparing porous functional carbon fiber cluster from waste cotton textiles

ActiveCN104071770AHigh Value RecyclingHigh activityFiberCarbonization
The invention relates to a method for preparing a porous functional carbon fiber cluster from waste cotton textiles. The method comprises the following steps of sequentially carrying out immersion treatment on waste cotton textiles with a KH-550 solution, an ammonium chloride solution and a zinc chloride solution, firstly pre-oxidizing at 150-300 DEG C and then isolating from the air, heating up to 350-950 DEG C and carrying out carbonization treatment to convert the textiles into the porous functional carbon fiber cluster of which the surface contains functional groups. The carbon fiber cluster prepared by the method disclosed by the invention has the advantages of stable surface physical and chemical properties and can maintain the advantages of fiber morphology as well as has highly active functional groups and holes. The carbon fiber cluster can be used as an adsorbent material to achieve high-value recycling of waste cotton textiles.
Owner:TAIYUAN UNIV OF TECH

Fiber air-laying process for fibrous structures suitable for use in absorbent articles

The present invention refers to a process of making a fibrous structure, wherein roughly graded material is provided to rotating, apertured drums. The drums have at least one needle roll in their inside. The roughly graded material is agitated inside the drums, whereby fibers or small fiber clusters are separated from each other. These fibers and small fiber clusters are flung through the apertures to the outside of the drum, where they are directed onto a foraminous carrier to form a fibrous structure. The fibrous structures are especially useful in absorbent articles.
Owner:THE PROCTER & GAMBLE COMPANY

Spray deposition apparatus and methods for metal matrix composites

A spray deposition apparatus comprises a source of aqueous fiber slurry that includes a mixture of milled graphite fibers in suspension. A slurry input of the spray deposition apparatus is coupled to the source of aqueous fiber slurry. The slurry input receives the mixture of aqueous fiber slurry. A gas pressure input receives pressurized gas. A nozzle aspirates the mixture of aqueous fiber slurry with the pressurized gas to produce a stream of fiber cluster droplets.
Owner:METAL MATRIX CAST COMPOSITES

Method for preparing three-dimensional natural fiber oil-absorbing material

The invention provides a method for preparing a three-dimensional natural fiber oil-absorbing material. The method is characterized by comprising the following steps that 1, a cellulose fiber and a low-melting point fiber are loosened and blended, wherein the percentage by mass of the low-melting point fiber is 10 to 20 percent; 2, the loosened and blended fiber raw material is processed into a fiber net by airflow net-forming equipment; 3, the fiber net is heated and stuck into a three-dimensional structure, wherein the heating and sticking temperature is 130 to 160 DEG C, and the heating and sticking time is 20 to 100 minutes. According to the method for preparing the oil-absorbing material which takes a natural fiber, such as ceiba, bulrush floss, linter and bamboo pulp fiber as a raw material, a relatively ideal clustering state and a stable three-dimensional fiber clustering body structure of the natural fibers in a fiber clustering body are realized, the comprehensive oil-absorbing property of the fiber is improved, and the problems that scattered fibers are difficult in reclamation and oil leakage is caused again in the practical application of the fibers are well solved.
Owner:DONGHUA UNIV

Sponge type road paving structure for garden and construction method of sponge type road paving structure

The invention discloses a sponge type road paving structure for a garden and a construction method of the sponge type road paving structure, and relates to the technical field of garden roads. The sponge type road paving structure for the garden comprises a water permeable brick layer, a water permeable cushion layer, a leveling layer, a fixed grid layer, a base layer and a cushion layer which aresequentially arranged from top to bottom. Water collecting holes are formed in the leveling layer, and fiber clusters are arranged in the water collecting holes; a water collecting pipe is arranged on the fixed grid layer, and a water collecting tank is arranged on the base layer; the water collecting pipe is in communication connection with the water collecting tank, and a filter screen is obliquely and fixedly arranged in the water collecting tank; the water collecting tank is connected with a recovery pipe, and the recovery pipe is connected with a recovery tank; the recovery tank is connected with a ground spray head, and an unloading hole is formed in a side of the water collecting tank; the base layer is provided with an underground urban drainage pipeline, and the underground urbandrainage pipeline is connected with the unloading hole through an unloading pipe; an unloading flashboard assembly is arranged on the water collecting tank; and a structural layer of the road of thegarden is modified, and has functions of improving water permeability, water drainage and recycling of the road of the garden.
Owner:浙江华安泰工程集团有限公司

Flow box

The invention discloses a flow box, and belongs to the field of paper-making mechanical equipment. The flow box comprises a cylindrical shell, wherein a pulp inlet and a pulp outlet are formed on the cylindrical shell; a pulp applying device is arranged at the pulp outlet; the pulp inlet is communicated with a pulp distributing device; a roller capable of rotating around the axis thereof is coaxially sleeved inside the cylindrical shell; a clearance is formed between the outer roll surface of the roller and the inner surface of the cylindrical shell. According to the invention, the roller is coaxially sleeved inside the cylindrical shell and the roller can rotate around the axis thereof, so that when the roller rotates at a high speed, under the driving of the pressure difference and the roll surface, pulp flows along with the roll surface in the clearance formed between the roll surface and the cylindrical shell; the flowing speed of the pulp is smaller than the motional speed of the roll surface, so that friction is generated, a turbulent flow is generated in a pulp flow, flocculated fiber clusters in the pulp flow can be dispersed, and thus the evenness of a paper sheet is improved; and the flow box is simple in structure and convenient to manufacture and is applicable to paper-making machines with high, medium and low speeds.
Owner:SHAANXI UNIV OF SCI & TECH

Two-dimensional optical fibre beam microvibration sensor and use thereof

InactiveCN1424563AHigh voltage resistantHas a strong magnetic fieldVibration measurement in solidsConverting sensor output opticallyFiberElectricity
The present invention relates to micro-vibration optic fiber sensor of 2-D optic fiber cluster and its operating method. Micro-vibration optic fiber sensor of 2-D optic fiber cluster comprises housing, supporting point member for optic fiber, coupler for optic fiber, optic fiber cluster, first accommodator, image converting device for processing of optic signals, coupler for optic fiber cluster coupling the first accommodator to the image converting device. The image converting device comprises image converter, second accommodator coupled to the image converter, output port for electric signals and power connectors. The operating method of the micro-vibration optic fiber sensor of 2-D optic fiber cluster is that adjusting the length of the coupler of the optic fiber cluster, installing the housing of the micro-vibration optic fiber sensor of 2-D optic fiber cluster on the sensed object, and placing the image converter at another location.
Owner:JIABEI PHOTOELECTRIC IND RES SHANGHAI

Adherent buckle woven fabric

ActiveCN101773317AStrengthen and increase hook abilityWoven fabricsHaberdasheryYarnFiber bundle
The invention relates to adherent buckle woven fabric, which comprises ring part woven fabric and hook part woven fabric, wherein the ring part woven fabric has a manufacture method that splitting treatment is carried out after superfine fiber yarns of composite spinning silk are woven, and a large number of superfine fiber is recovered so that an annular ring can be formed between two interweaving points of the yarns; and the hook part woven fabric is woven by short fiber or long fiber yarns and carries out hair cutting processing, so bundle fiber clusters which stand upwards and are scattered are formed for correspondingly hooking a hook part of the ring part woven fabric. Thereby, the hooking and buckling capability of the adherent buckle woven fabric can be reinforced and added because the hook part of the fiber clusters can not form mutual tanglement.
Owner:周朝木 +1

LED fiber decorative lamp structure

A LED fiber decorative lamp structure has a base and a plurality of transparence devices mounted on the base to form the whole shape of the LED fiber decorative lamp structure. A plurality of LED luminous sections is fixed on the base, and each LED luminous section has a plurality of LED illuminating settings. Each LED illuminating setting has a hollow fixation device fixed on the base and a fiber cluster having a plurality of fibers colligated together. The colligated end of the fiber cluster being inserted into the hollow fixation device, each fiber of the non-colligated end being set inside the transparence device. The LED is inserted into the other end of the fixation device and the head of the LED being besides the colligated end of the fiber cluster.
Owner:TOGO TECH

Preparation method and application of low-degradation tension glass fibers

InactiveCN107640912AHigh solid contentSolid content does not exceed the standardFilament handlingGlass fiberYarn
The invention provides a preparation method of low-degradation tension glass fibers. The preparation method comprises the following steps: 1S, preparing an impregnating agent: controlling the mass ratio of a coupling agent and a film forming agent to be (1: 25) to (1: 7), and controlling the solid content of the impregnating agent to be 5 to 20wt%; 2S, coating the impregnating agent: placing the impregnating agent prepared in the step 1S in an oil coating box of an oil coater, coating the impregnating agent for glass fiber clusters through an oil coating roller of the oil coater to obtain theglass fiber clusters coated with the impregnating agent, wherein the rotational speed of the oil coating roller is controlled to be 8-13m / min; 3S, carrying out winding formation: winding the glass fiber clusters coated with the impregnating agent in the step 2S to be formed, and then forming molded glass fiber yarn groups, wherein the winding ratio is controlled to be 4 to 8. By adopting the preparation method of the glass fibers disclosed by the invention, glass fiber direct yarns with small degradation tension and excellent mechanical properties and suitable for a large-scale pultrusion andwinding process are prepared.
Owner:JUSHI GRP CO

Brain fiber clustering method based on space path similarity

The invention discloses a brain fiber clustering method based on space path similarity. The method comprises the following steps: 1) importing fiber data, tracing a fiber path, and calculating the similarity of each fiber; 2) respectively using two different fiber clustering methods according to the fiber data volume, namely a DPC (NGK) fiber clustering method and a DPC (GK) fiber clustering method because the fiber data is diversified, fibers of one part of tissues are relatively disperse and the fiber quantity is small, and fibers of another part of tissues are relatively dense and the fiber quantity is extremely large; and 3) mapping the clustered fiber data to a corresponding color space, and performing color encoding and visualized display, thereby achieving the effect of obviously distinguishing different types of fibers.
Owner:ZHEJIANG UNIV OF TECH

Adjustable fiber filter

The invention relates to a separating device, which is an adjusting fiber filter used for water and aqueous solution comprising a shell body, a water inlet and a water outlet are arranged on the shell body, a fixed orifice plate and a floating orifice plate are arranged in the shell body, a fiber cluster material positioned between a fixed orifice plate and a floating orifice plate is provided with a filter material density adjusting device and the gas mixing equipment, the invention is characterized in that: the filter material density adjusting device has the structures that a frame is arranged on the device for fixedly connecting with the floating orifice plate, a closed water chamber is arranged in the frame, a plurality of aqueducts are arranged in the closed water chamber, a square-cavity of the closed water chamber is connected with an exhaust pipe, a water filling pipe and a drainage pipe by a soft cannula; a directive wheel contacting with the shell body is arranged on the side wall of the frame; the center in the shell body is provided with a guiding support pipe; the floating orifice plate may be a screen mesh. The invention can closely pile and press or fully extend and loosen the fiber cluster material through the filter material density adjusting device, and has advantages of high filtering precision, large area, high capacity of pollutant cutting, long filtering period, large water preparation amount, good filtering quality and reliable performance.
Owner:NORTHEAST DIANLI UNIVERSITY

Fiber classification method based on spatial similarity and system realizing fiber classification method

ActiveCN104134205AImage analysisFiberVoxel
The invention provides a fiber classification method based on spatial similarity and a system realizing the fiber classification method. The fiber classification method comprises the following steps that: a data processing and fiber tracking module is adopted, and data importing, voxel modeling and probabilistic fiber outlet path tracking are carried out; a color coding, spatial mapping and fiber clustering module is adopted, and fiber beams are subjected to color coding in the spatial direction; and an interaction module is adopted, and the fiber is redrawn. The system realizing the fiber classification method comprises the data processing and fiber tracking module, the color coding, spatial mapping and fiber clustering module and the interaction module used for redrawing the fiber.
Owner:ZHEJIANG UNIV OF TECH

Method for achieving white matter rapid segmentation and fiber cluster data analysis

InactiveCN106023172ASmall amount of calculationSolve problems that take a relatively long timeImage enhancementImage analysisFiber clusteringBinary tree
The invention discloses a method for achieving white matter rapid segmentation and fiber cluster data analysis. The method replaces all fiber distance data problem by neighbor fiber distance data so as to achieve algorithm acceleration, wherein adjacent fiber search uses a binary tree method so as to obviously reduce the calculated quantity of fiber density [rho] and factor dc. The method solves long time consumed in the prior art and well guarantee classification accuracy.
Owner:DALIAN UNIV OF TECH

Intelligent whole-process spinning system with function of sorting and circularly recovering lap waste

The invention relates to an intelligent whole-process spinning system with a function of sorting and circularly recovering lap waste, and belongs to the technical field of spinning. On the basis of existing intelligent spinning equipment, an existing scutching and dust filtering device, an existing lap waste packaging machine and an existing tail yarn remover, a mode of pipe suction collection andconveying is adopted, the lap waste generated from the intelligent spinning equipment system is conveyed to the scutching and dust filtering device for filtering and impurity removal, and after filtering and impurity removal, fibers are conveyed to the packaging machine for packaging; the whole process is completed continuously and automatically, manual operation is not needed, and the labor costis reduced; in order to ensure smooth and continuous lap waste collection and conveying and solve the problem of pipe blockage, a stirring-type cutter is arranged in the portion, close to the junction of a lap waste inlet end, of a conveying pipe and used for cutting twining fiber clusters or fiber agglomerates. Partial fiber packs formed by the packaging machine are directly carried to an intelligent spinning opening set to recycle the recovered lap waste, the raw material utilization rate is increased, and the cost is reduced.
Owner:武汉裕大华纺织服装集团有限公司 +1

Self-adaptive control device for supercritical extraction and separation device

The invention discloses a self-adaptive control device for a supercritical extraction and separation device, and belongs to the field of supercritical extraction and separation devices. According to the scheme, the self-adaptive control device for the supercritical extraction and separation device can control the pressure intensity in a separation environment through an Internet of Things technology so that the crystallization rate of the target crystal is controlled, the target crystal is not easy to precipitate too slowly, the target crystal grows too slowly, and the target crystal is not easy to precipitate too fast to generate violent growth to cause excessive dispersion of the target crystal. Meanwhile, the capture fiber cluster is arranged in the separation kettle main body so that target crystals are easily separated out and adsorbed on elastic fiber individuals of the capture fiber cluster, and the separated target crystals can grow at a pre-designed specified position; meanwhile, a collecting disc matched with the captured fiber cluster is arranged in the separation kettle main body, subsequent collection and purification of target crystals are facilitated, and the separation efficiency is improved.
Owner:NANTONG HUAAN SUPER CRITICAL EXTRACTION

Functionalized and Multifunctional Composite Material, Method and Applications

Open-architecture constituents, such as wood fibers, are coated with an intercalated functional material and bound together to form a solid product, such as a plank. Applications for this material include decking, fencing, and the like. The functional material is applied prior to forming the solid product, either as a coating on each fiber or inserted in a fiber or fiber cluster. As the constituents, such as fibers, wear during use of the product, the functional material is released to provide continual protection of the product, such as UV resistance and fungal resistance.
Owner:P&S GLOBAL HLDG LLC

Carbon fiber cluster sample preparation device and carbon fiber cluster preparation method

The invention discloses a carbon fiber cluster sample preparation device and a carbon fiber cluster preparation method. The device includes a pre-pressing straightening assembly, a restraining ring assembly and a trimming assembly, wherein the pre-pressing straightening assembly is used for pressing and straightening carbon fibers forming a carbon fiber bundle to obtain a cylindrical carbon fiberbundle, the restraining ring assembly includes an upper restraining ring and a lower restraining ring, the upper restraining ring and the lower restraining ring are two semi-rings in the form of snaps, which are butted to form a full circle as a restraining ring for restraining the carbon fiber bundle, the trimming assembly includes a clamping device used for clamping the restraining ring and a cutter used for trimming the clamped carbon fiber bundle. The device is advantaged in that through pre-pressing straightening assembly, smoothness and collimation of a carbon fiber bundle state can be more in line with experimental requirements; through the restraining ring, the carbon fiber bundle sample can be made to acquire accurate volume density and profile dimensions, and the sample preparation device can greatly reduce interference of the sample preparation process of the sample on the experimental result.
Owner:BEIJING CENT FOR PHYSICAL & CHEM ANALYSIS

Embedded sawtooth cylinder

The invention discloses an embedded sawtooth cylinder which comprises a cylinder shaft. The cylinder shaft is provided with a flange. One side of the flange is provided with an arc bottom plate. The outer side of the arc bottom plate is in the shape that the middle is higher than the two ends. The two ends of the arc bottom plate are provided with a first baffle and a second baffle. The embedded sawtooth cylinder is characterized in that the middle of the arc bottom plate is provided with a plurality of saw blades of different densities and specifications, and the saw blades are sequentially fixed to the arc bottom plate through inserting strips. Preferably, the other side of the flange is provided with an arched plate. Preferably, the edge of the arched plate and the edges of the first baffle and the second baffle form a connected arc. An existing embedded sawtooth cylinder is improved, the cylinder can enhance the carding effect on fiber clusters gradually, and the carding effect is improved.
Owner:WUJIANG FUAILIANG TEXTILE

Radius-adjustable sea oil adsorption fiber cluster insertion device

The invention relates to the field of seawater purification, in particular to a radius-adjustable sea oil adsorption fiber cluster insertion device. The technical problem to be solved by the invention is to provide the radius-adjustable sea oil adsorption fiber cluster insertion device. According to the technical scheme, the radius-adjustable sea oil adsorption fiber cluster insertion device comprises a displacement assembly, a perforating assembly, an attaching assembly, a support table, a control screen, a right sliding rail and the like; and the control screen is installed on the support table. According to the device, mounting plate penetrating treatment, bottom pulling and integrated plate adhesion treatment are sequentially carried out on a fiber cluster, the lower end of the fiber cluster is tightened, so that a spiral structure of the fiber cluster can be prevented from being damaged when penetrating through a through hole of a mounting plate, and in addition, by changing the rotation radius, fiber clusters located on the inner layer, the middle layer and the outer layer are sequentially pulled to the integrated plate with the radius smaller than that of the mounting plate.
Owner:江苏弄潮儿复合材料有限公司

Absorbent body and absorbent article

An absorbent member (4) of the present invention includes fiber clusters (11) containing synthetic fibers (11F) and includes water absorbing fibers (12F), and a plurality of the fiber clusters (11) are interlaced with each other or with the water absorbing fibers (12F). The content mass ratio of the fiber clusters (11) to the water absorbing fibers (12F) (fiber cluster ratio) is smaller in the side of a skin-facing surface (the side of a topsheet (2)) than in the side of a non-skin-facing surface (the side of a backsheet (3)) of the absorbent member (4). The fiber cluster (11) includes a main portion (110) formed by two opposite base surfaces (111) and a body surface (112) intersecting the base surfaces (111).
Owner:KAO CORP

Collagen fiber quality judgment method

The invention relates to a collagen fiber quality judgment method, and belongs to the technical field of collagen detection. The method comprises the following steps of: (1) taking treated and extracted collagen fibers, performing mixing and kneading, carrying out moisture detection, then conducting calculating according to a moisture detection result, supplementing ice water into a collagen fibercluster, and uniformly mixing and kneading the substances; (2) carrying out centrifugal treatment on the collagen fiber cluster; taking out the product and measuring moisture at the upper end and thelower end, and if moisture has no difference, indicating that the fiber water absorption capacity is strong; if the lower moisture is higher than the upper moisture, indicating that the water absorption capacity is weak; and (3) detecting the surface viscosity of the collagen fiber cluster: detecting the surface viscosity of the fiber cluster, and under the condition of the same moisture, the smaller the viscosity is, the better the moisture is bound by the fibers, and the better the opening degree of the collagen fiber bundle is; if collagen fibers are damaged, the water absorption capacitybecomes poor, and the surface viscosity is high. The method is scientific, reasonable, easy and convenient to operate and low in cost, and can better guide production by rapidly judging the quality ofthe collagen fibers.
Owner:山东海奥斯生物科技股份有限公司

Fiber cut-off device

The invention provides a fiber cut-off device. The fiber cut-off device comprises two shear bodies and a connecting piece. The fiber cut-off device is characterized in that each of the shear bodies comprises a shear handle and a shearing portion which is arc-shaped; a plurality of shearing teeth are arranged on the inner side of the shearing portion, cutting edges are arranged on the shearing teeth, a shaft hole is formed in the outer side of the shearing portion, and the shear handle is arranged on the inner side of the shearing portion. During use, the shearing teeth are inserted into a fiber cluster, and then the shear handle is pressed to perform a cut-off operation of the fiber cluster. By arranging the shearing teeth to increase the contact areas of the cutting edges of the cutting device and the fibers, the fibers are more time- and labor-saving to shear, and the sheared fiber clusters are closer in length.
Owner:TAICANG DATANG CHEM FIBER FACTORY

Brain fiber rapid clustering method based on continuous clustering framework

The invention provides a brain fiber rapid clustering method based on a continuous clustering framework, which comprises the following steps 1) a fiber cluster parameter model is established, which comprises a fiber cluster center, density, intra-group distance and number of fibers; 2) a certain number of fibers are read, and an algorithm initialized parameter model is searched through a density peak value; 3) a new fiber is read, and similarity distance calculation is carried out on the fiber cluster represented by the parameter model, and the new fibers are distributed to a cluster or placedin a cache container according to the similarity distance; 4) step 2) is repeated; and whether the parameter model is updated or not through the threshold value of the cache container is determined until all the fibers are classified and processed; 5) finally, density peak value searching clustering is carried out on all the parameter models, and the brain fiber clustering process is ended. According to the invention, a fiber cluster is represented through a parameter model, and the fiber similarity calculation is carried out on all the fibers in the cluster in the form of a parameter model,and finally clustering is carried out on all the parameter models.
Owner:ZHEJIANG UNIV OF TECH

Oscillation type loosening plant dyed fiber carding mechanism

ActiveCN109056125AAvoid damagePrevent stuffingCarding machinesFiberEngineering
The invention discloses an oscillation type loosening plant dyed fiber carding mechanism which comprises a piercing roller, a cylinder and a doffer. By conducting cooperation design on needle tooth structures on the surfaces of the piercing roller, the cylinder and the doffer, needle teeth of the piercing roller are designed into a double-peak structure, and fiber clusters are subjected to low-damage oscillation type loosening; the needle teeth of the cylinder are designed into a blunt-scale-shaped structure with a smooth tooth top, a low-damage hitting platform is provided for oscillation type loosening of fiber clusters on the surface of the piercing roller, and the fiber clusters on the surface of the piercing roller are effectively stripped off; needle teeth of the doffer are designedinto a double-peak structure, fibers are secondary carded, meanwhile the blockage of the fibers in the needle teeth is effectively avoided, the carding effect of the plant dyed fibers is effectively improved, and the subsequent processing quality is improved. The carding mechanism is reasonable in structure and simple in transformation, is an ideal carding mechanism special for plant dyeing, and is easy to use and popularize on a large area.
Owner:DEZHOU HENGFENG TEXTILES
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