24 results about "Regular array" patented technology

The invention provides a light generating system (1000) comprising a first regular array (500) of solid state light sources (10) and an optical element arrangement (2000), wherein: (A) the first regular array (500) is an n*m array, wherein n ≥ 1 and m ≥ n; wherein n + m ≥ 4; wherein the first regular array (500) of solid state light sources (10) has a first pitch (p1) in a first direction; wherein the first regular array (500) of solid state light sources (10) is configured to generate a first beam (5) of light source light (11); (B) the optical element arrangement (2000) is configured in a light receiving relationship with the first regular array (500) of solid state light sources (10); wherein the optical element arrangement (2000) comprises k lens arrangements (400); wherein k ≥ 1; wherein each lens arrangement (400) comprises a plurality of lenses (30) arranged in a second array (600); wherein the plurality of lenses (30) in each lens arrangement (400) have an average center-to- center distance (d1); wherein p1 / d1 ≥ 1.4; and (C) the optical element arrangement (2000) is configured to one or more of (i) diffuse and (ii) shape the first beam (5) of light source light (11) into a second beam (6) of light source light (11).

The utility model relates to the field of building templates, in particular to a building template device convenient to install, which comprises a panel and a fixing plate. Reinforcing ribs are arranged on the panel, and grids are installed; narrow grooves are formed in the side faces of the periphery of the panel, and sealing rubber strips are detachably and fixedly installed in the narrow grooves; the fixing plate is provided with fixing protruding blocks which correspond to the installation grids and are regularly arranged in an array mode. According to the building template device provided by the utility model, the panel and the fixed plate which are matched can be designed and processed in a factory according to a building construction drawing, and the spliced panel is directly fixed by using the fixed plate on a building construction site, so that compared with a concrete template which is cut and processed on site, the construction period can be shortened, and the special modeling design of a building can be better completed; and gaps between the panels are filled with the sealing rubber strips, so that grout leakage of poured concrete is avoided.

This invention relates to the field of optical element technology, and discloses a scattering and homogenizing element, a design method, and a point diffuser lens. The scattering and homogenizing element includes a microlens array, which includes several sub-lenses. The aperture boundaries of the sub-lenses are made of Thiessen polygons, and the seed point coordinates of the Thiessen polygons are randomly distributed. The geometric center point of any Thiessen polygon is the vertex position of the corresponding sub-lens. This invention can effectively suppress interference speckle caused by regular arrays, improve the uniformity of the light field, and has a better homogenizing effect in terms of irradiance distribution and intensity.

This application discloses a method and apparatus for wind turbine layout considering starting phase and row-column misalignment. The method includes the following steps: acquiring calculation data, acquiring the deployable area, initializing rotation angle, constructing and mapping a coordinate system, traversing parameter combinations, generating a candidate turbine location set, determining the layout scheme, reversing the rotation and mapping back to the global coordinate system, evaluating and checking the wake and outputting the results. Compared with existing technologies, the wind turbine regular layout method of this application introduces a starting point phase: by translating the array starting point within the basic unit, the system covers the "landing point difference" of the turbine positions caused by different starting points, significantly increasing the number of feasible solutions. By defining row and column offsets by g(j,ω), parallelogram arrays can be formed, and various regular array forms such as alternating odd and even offsets and periodic offsets can be uniformly described. At the same time, this application is adapted to complex boundary and multi-restricted area sites: by generating candidates and then performing constraint judgment and screening, it is applicable to complex geometric scenarios such as multi-boundary, concave polygons, and restricted areas with holes. Furthermore, it is configured with discrete search to adapt to different precisions: the range and step size of column spacing, row spacing, row and column offset parameters, and phase parameters can be configured by users or empirical rules, which is convenient for the needs and computing power control at different stages of the project. Moreover, it can be combined with the engineering wake model, based on the wind rose frequency or wind speed and direction time series weighting, to directly output the optimal solution for AEP / wake loss.

The invention belongs to the technical field of space omics chips, and particularly relates to an array type space microsphere chip as well as a preparation method and application thereof. According to the spatial microsphere chip provided by the invention, the circular through holes in array distribution of the through hole film are used as a microsphere limiting area, the diameter and depth of the circular through holes are matched with those of the microspheres, and the microspheres are limited at unique positions after entering the circular through holes under the action of gravity or fluid spreading in cooperation with a regular array distribution structure and a double-sided adhesive film; a round through hole is formed in the substrate, and the round through hole is adhered to the substrate through a double-sided adhesive film, so that a chip bearing system with a stable structure can be formed, the structural stability in the subsequent blowing and beating, biological reaction and slide glass operation processes is ensured, and the risk of microsphere stacking, position deviation or falling off is avoided, so that the spreading and hole falling effects of the microspheres are improved, and the hole falling defect is not easy to occur; the technical problem that an existing space microsphere chip is prone to hole falling is solved.

One embodiment of the present disclosure is related to a method for producing a substrate comprising a plurality of tips suitable to be used in scanning probe microscopy (SPM), wherein as a first step, a substrate is produced or provided comprising a plurality of nano-sized tips, preferably arranged in a regular array and spaced apart by nano-sized interspacings. A mask is applied to this substrate, comprising multiple mask portions, wherein each mask portion covers at least one tip, whereafter the substrate is subjected to an etching process relative to the mask portions. After the removal of the mask portions, the method results in the creation of a substrate comprising multiple pedestals having each at least one nanotip on the upper surface thereof and spaced apart at a distance suitable for performing an SPM measurement of a given type.

A cell culture matrix for culturing cells in a fixed bed reactor is provided. The cell culture matrix includes a first substrate material with an ordered and regular array of openings passing through the layer, the openings being separated by the substrate material having a physical structure that is substantially regular and uniform and that is configured for growing cell thereon. The physical structure and array of openings are configured such that, when the first substrate material is rolled into a rolled substrate matrix comprising rolled layers of the first substrate material, a variation in packing density of the rolled layers is less than about 20×, less than about 10×, less than about 5×, or less than about 2× throughout the rolled substrate matrix.

This invention provides a flexible matrix array light guide module and its assembly method, comprising multiple integrated optical coupler light-emitting carriers integrally injection molded into a matrix array via flexible connecting ribs; wherein, the matrix array has an N×M or N×N regular array layout, the spacing between the integrated optical coupler light-emitting carriers is set according to the distance to the light source, the thickness of the flexible connecting ribs is 0.2-0.6mm, the width of the flexible connecting ribs is 0.1-2.0mm, the material of the flexible connecting ribs is the same as that of the integrated optical coupler light-emitting carriers, the matrix layout can be an N×M or N×N regular array, and the spacing can be customized according to the distance to the light source; the flexible connecting ribs have a V-shaped groove in the middle along the length direction, the V-shaped groove is used for manual breakage when needed; the bending radius of the flexible connecting ribs is ≥200mm, used to adapt to the curvature of the car roof; the advantages of this invention are: the flexible matrix integrated design supports modular assembly and curved surface assembly.

The application discloses a hydrogen evolution catalytic material with a gamma prime phase nano array structure, and the hydrogen evolution catalytic material comprises a cobalt-based alloy base and a nano catalytic layer; the cobalt-based alloy base is a Co-xAl-yW alloy; wherein x and y are atomic percentages, the value range of x is 8-10, and the value range of y is 9-10; the nano catalytic layer is in-situ grown on the surface of the cobalt-based alloy base, the nano catalytic layer has a gamma prime phase nano array structure, and the gamma prime phase nano array structure is composed of gamma prime phase nano units in a rectangular array distribution. The hydrogen evolution catalytic material has high-density active sites and optimized hydrogen evolution reaction kinetics characteristics, has excellent catalytic activity, and realizes the double improvement of acid resistance and long-term stability by relying on the oxidation layer protection and the regular array structure, and fundamentally solves the technical pain point that the activity and stability of traditional non-noble metal catalysts are difficult to be considered.

The invention relates to the field of batteries, in particular to a current collector and a preparation method and application thereof. The current collector comprises a groove current collector substrate, wherein at least one surface of the groove current collector substrate is provided with a regularly arranged groove array; the lithium-loving nano-particles are fixed in the grooves in an in-situ deposition manner; and the composite carbon layer is laminated and attached to the surface of the groove current collector substrate provided with the groove array. According to the current collector, through the collaborative design of the groove current collector, the lithium-loving nano particles and the composite carbon layer, the battery performance is comprehensively improved: the groove structure and the composite carbon layer jointly inhibit the growth of lithium dendrites and the agglomeration of active substances, effectively accommodate the volume change and ensure the interface stability; meanwhile, the lithium-loving nano-particles guide lithium to be uniformly deposited, and the rigid carbon cloth framework provides excellent mechanical strength, so that the current collector can still keep a complete structure when bearing high pressure in the battery, and the cycle life and the safety of the negative-electrode-free battery are remarkably improved.

This invention discloses a flexible material conveying and packaging device and its control method, including an input conveyor belt, a clamping platform, a blocking mechanism, a guiding clamping mechanism, a sorting platform, a transfer platform, a transfer mechanism, and an output mechanism. The blocking mechanism guides the material to the clamping platform; a vision detection unit identifies the orientation of the material's long side; the guiding clamping mechanism, driven by a first multi-axis robot, rotates to be parallel to the long side of the material, receives a single row of material, and transfers it to the sorting platform, repeating this operation to accumulate and form an initial aligned array of materials; the sorting clamps push and straighten the material to form a regular array; the regular array is moved to the transfer platform and precisely positioned by positioning clamps; the transfer mechanism, driven by a second multi-axis robot, loads the regular array into a box. This invention achieves high precision, high flexibility, and a compact layout for material sorting and boxing through two-stage sorting and multi-axis robot handling.

The invention provides a mixed ACIM and DCIM circuit based on a 1T-nC-1T FeRAM, and belongs to the technical field of novel storage and calculation. The circuit comprises a novel 1T-nC-1T FeRAM device structure, a plurality of ferroelectric capacitors connected in parallel form an nC structure, each ferroelectric capacitor adopts a planar capacitor structure or a three-dimensional cylindrical capacitor structure and forms the nC structure through planar parallel connection or three-dimensional vertical stacking, a top electrode of the nC structure is connected with source electrodes of two transistors to form the 1T-nC-1T structure, and a top electrode of the nC structure is connected with source electrodes of the two transistors to form the 1T-nC-1T structure. A bottom electrode of the nC structure is used as a plate line PL, a grid electrode and a drain electrode of the transistor are respectively used as a word line WL and a bit line BL, and the 1T-nC-1T structure forms a regular array structure in the horizontal direction and the vertical direction; the WL in the 1T-nC array is parallel to the PL, the BL in the 1T-nC array is perpendicular to the PL and is used for parallel computing of the ACIM, and the WL in the nC-1T array is perpendicular to the PL, the BL in the nC-1T array is perpendicular to the PL and is used for row-by-row computing of the DCIM; the method has the advantages of high calculation parallelism and high energy efficiency of the ACIM and high precision and high robustness of the DCIM, and the problem of write crosstalk of an nC structure is solved.

The invention relates to an image processing method and device, an industrial system, computer equipment and a storage medium. The method comprises the following steps: acquiring an original grayscale image of a regular array product; preprocessing the original grayscale image to obtain a down-sampling image; wherein the preprocessing comprises filtering processing and down-sampling processing; obtaining the gray level distribution condition of each pixel in the downsampling image based on a target convolution kernel; wherein the coverage area of the target convolution kernel comprises a product area and a background area; determining a gray mapping function corresponding to each pixel according to the gray distribution condition; and performing full-image convolution operation on the original grayscale image according to the grayscale mapping function to obtain a target image. According to the invention, aiming at the phenomenon of uneven illumination in the regular array product image, brightness optimization can be carried out on each pixel, so that the brightness performance consistency of each area of the regular array product is effectively improved.

The phase change temperature range of the phase change material (PCM) provided by the invention is about 3 DEG C to 27 DEG C. The PCM comprises 35% to 60% (by weight) of at least one inorganic salt, 1% to 9% (by weight) of at least one nucleating agent, 1% to 4% (by weight) of at least one thickening agent, and generally 30% to 66% (by weight) of moisture. The PCM can be used in a thermal battery (1) comprising a tank (2) for containing the PCM. The thermal cell (1) comprises a HEX 4 having a plurality of plates (5), each plate (5) forming a fluid flow channel (7) extending through the plate. The plates (5) are arranged in the storage tank (2) in a regular array, so that the fluid flow channels (7) of each plate (5) are arranged in a staggered mode in the storage tank (2) relative to the adjacent plates.

The application discloses a real-time beamforming method for irregular arrays based on a general regression neural network (GRNN). The method is characterized in that: firstly, the array geometry structure, the electromagnetic characteristics of array elements and the expected beamforming type are determined, and the method is applicable to non-uniform arrays and element heterogeneous arrays; secondly, an alternating projection algorithm based on a least square initial solution is used to iteratively solve the array element excitation meeting the shaping requirements; then, the least square initial solution is taken as input, and the alternating projection iterative excitation is taken as output to construct a standardized benchmark data set; finally, the data set is used to train the GRNN to establish a real-time mapping model from the initial excitation to the accurate excitation. The application takes the least square analytical approximate solution as input, reduces the mapping difficulty, combines the advantages of the GRNN, such as no iteration parameter adjustment and efficient training, greatly improves the comprehensive efficiency of beamforming of any array, and realizes the real-time and accurate beamforming of irregular arrays.

An omnidirectional treadmill for facilitating the VR experience includes a concave platform with a regular array of openings in which ball-bearing elements are installed, spanning the platform's upper surface. The platform is supported by a frame connected to a freely rotating body support to hold the user in position above the platform's central point. The combined use of the concave, ball-bearing-covered platform and the body support allows the user to move freely in a manner that allows the user's feet to roll on the platform floor, giving the user a feeling of considerable freedom. The user's movement is tracked and translated into movement in the VR application.

This invention relates to a design method, apparatus, and device for a dual-band transparent absorbing frequency-selective radome structure. The method includes designing a dual-passband transparent absorbing frequency-selective surface using bending, composite, and multi-layer cascading techniques, and a regular array composed of absorbing frequency-selective surface units. The apparatus includes an absorbing module and a dual-band transparent module, and the device includes a protective layer, an absorbing layer, a support layer, and a bandpass layer. This invention achieves an absorbing frequency-selective surface structure with two passband responses, which not only absorbs electromagnetic waves from the upper and lower frequency bands of the two passbands, suppresses electromagnetic wave reflection, reduces the risk of radar detection, but also ensures the dual-band communication requirements of the system. The two passbands operate in the C-band and X-band, respectively. This invention exhibits good polarization stability and angular stability for electromagnetic waves incident at different angles.

The invention provides equipment for surface treatment of electronic glass fibers and a treatment process. The equipment comprises a coating roller, the surface of the coating roller is provided with concave-convex structures which are distributed in a regular array mode, at least one dimension of each concave-convex structure is in the nanometer dimension to the micrometer dimension, and the concave-convex structures are configured to improve the spreading uniformity of an impregnating compound on the surface of the fiber when the electronic glass fiber is coated by the coating roller. According to the equipment and the process, the surface treatment quality and the production efficiency of the electronic glass fibers are improved, and the production cost is reduced.

A method for preparing a copper-based composite material with oriented carbon nanotubes and the composite material are disclosed. The preparation process involves: machining multiple through-holes arranged in a regular array along the top to bottom surface of a copper block preform to obtain a copper matrix with an oriented channel array; inserting multiple carbon nanotube fibers into each through-hole, where multiple fibers in a single hole form a fiber bundle and are radially constrained and compressed by the hole wall; after straightening and tensioning, aligning the fiber bundle axis with the through-hole axis to obtain a composite preform; applying mechanical pressure to the composite preform in a direction perpendicular to the through-hole axis using a spark plasma sintering process, while simultaneously heating with a pulsed current; maintaining a constant temperature and pressure for a preset time after heating to densify the copper matrix and bond the fiber bundle with the through-hole wall, thus obtaining the composite material. This design achieves a uniformly oriented arrangement of carbon nanotubes, solving the problem of random orientation and uneven distribution of carbon nanotubes in traditional preparation processes, and fully utilizing their high axial thermal conductivity.

The invention discloses pervious concrete with vertically distributed holes, a special device and a preparation method of the pervious concrete. The pervious concrete with the vertically distributed holes comprises a concrete base body and a plurality of vertical hole channels which penetrate through the concrete base body and are distributed in a regular array mode. Wherein each vertical hole channel is a conical hole channel with the cross section area gradually expanding from top to bottom. A special mold for pervious concrete with holes vertically distributed comprises a mold outer frame and a plurality of hollow conical sleeves, the bottoms of the conical sleeves are sealed and detachably connected to a bottom plate of the mold outer frame, the tops of the conical sleeves are open and extend upwards, and the conical sleeves are arranged in the mold in parallel at intervals to form an m * n rectangular array. According to the pervious concrete, the special device and the preparation method of the pervious concrete, the fiber reinforced concrete with a regular vertical conical pore channel structure is designed, and a special mold and a controllable preparation process are matched, so that the problems that traditional pervious concrete is low in strength and insufficient in durability, and the pervious function is difficult to maintain for a long time are systematically solved.

The utility model discloses a kind of light weight wear-resistant spokes, comprising: spoke;The surface of spoke is equipped with oxide layer, the outside of oxide layer is equipped with oxide thickening layer, the outside of oxide thickening layer is equipped with scratch-proof layer, scratch-proof layer is nanometer ceramic particle layer and is coated in the surface of oxide thickening layer, and scratch-proof layer distributes regular array's hole.The utility model is thickened by thermal oxidation oxide layer of spoke surface, then paste scratch-proof layer to improve scratch-proof performance, reduce the damage of spoke surface in the process of cycling, can reduce the maintenance cost of spoke.

The invention discloses a device for inhibiting grating lobes of an acoustic transducer array and an application method. The device comprises an upper computer, an acoustic host and an acoustic transducer array which are connected in sequence, the acoustic host comprises a logic control circuit, N signal generation units connected with the logic control circuit and N linear amplification circuits connected with the N signal generation units in a one-to-one correspondence mode, and N channels are formed; the signal generation unit comprises a summing circuit and M single-frequency sine wave oscillation circuits connected with the summing circuit; the acoustic transducer array is a linear regular arrangement array and comprises N transducer array elements which are connected with the N linear amplification circuits in a one-to-one correspondence manner, the width of each transducer array element is L, the spacing distance between the adjacent transducer array elements is dL, the resonance center frequency of each transducer array element is F, and the relative bandwidth is B. According to the invention, a good grating lobe suppression effect can be obtained with relatively low technical cost.

The invention relates to the technical field of slope supporting, and discloses a river slope supporting structure for reinforcing soil texture, which comprises a supporting unit, the supporting unit comprises a plurality of supporting rings, the supporting rings are of hollow annular structures, the supporting rings are arranged in a regular array, the supporting rings are provided with connecting pieces through connecting holes formed in the side walls of the supporting rings, and the connecting pieces are connected with the supporting rings. The connecting pieces are used for penetrating through the connecting holes of the adjacent supporting rings to realize fixation; and the anchoring unit comprises a plurality of groups of anchoring plates, and the anchoring plates are arranged. The riverway slope supporting structure for reinforcing the soil quality can effectively solve the problems that in the prior art, a lattice type supporting structure is widely applied, reinforcement is achieved through combination of a reinforced concrete lattice and an anchor rod, most lattice components are in rigid connection, and the common turning interface from a slope to a flat ground of a riverway slope is difficult to meet; the structure is cracked due to stress concentration easily generated at the turning position, and the supporting effect is limited under the complex terrain.

The invention discloses a preparation method of a super-hydrophobic thermal-mechanical coupling ice-phobic surface based on a liquid crystal elastomer. A liquid crystal box is prepared by constructing a microscopic array structure on the surface of a glass substrate, then liquid crystal monomers, a photoinitiator and hydrophobic conductive particles are fully mixed and dispersed and then are introduced into the liquid crystal box through a vacuum diversion technology, and finally the hydrophobic self-heating liquid crystal elastomer surface with a regular array is obtained through a photocuring reaction. Compared with a conventional super-hydrophobic electric heating surface, the micro array structure designed in the super-hydrophobic electric heating surface effectively induces crack initiation and expansion of an ice layer in the force-induced deicing process, and the mechanical deicing efficiency of the thermal response liquid crystal elastomer is remarkably improved. In addition, the thermal response liquid crystal elastomer can be driven by the electrothermal effect of itself, surface reversible contraction / expansion can be achieved without extra energy, integrated thermal-mechanical coupling deicing is achieved, the deicing energy consumption is effectively reduced, and the thermal response liquid crystal elastomer has wide application prospects in the technical field of aerospace deicing.