LED玉米灯

Control method and device of dust removal system pipe network

The invention discloses a control method and a control device for a dust removal system pipe network. The method comprises the following steps: receiving a first signal of a dust removal point location in a dust removal system pipe network to determine a predicted governance level; receiving a second signal in the dust removal system pipe network to determine an actual treatment grade; and adjusting the air volume of the dust removal system pipe network based on the comparison of the predicted treatment grade and the actual treatment grade. According to the invention, the energy consumption is reduced to the minimum on the basis of ensuring dust raising control at the tail end of the dust remover.

Aluminum plate laminating equipment

The invention relates to the technical field of PCB machining, in particular to aluminum plate laminating equipment which comprises a punching machine and a rotary disc arranged on a punching machine workbench, the rotary disc is provided with a first station located on the outer side of the punching machine workbench and a second station located on the top of the punching machine workbench, and the first station and the second station are arranged on the punching machine workbench. The first station and the second station are each provided with a positioning clamp, each positioning clamp is provided with a penetrating opening which is open in the vertical direction, and the side face of each penetrating opening is provided with a limiting piece which abuts against the bottom edge of the material plate. According to the continuous lamination device, deformation caused by uneven stress of the rotary disc during lamination on the rotary disc can be avoided, the structure is stable, continuous ...

Shelf for refrigeration appliance and refrigeration appliance

The invention relates to a storage rack for a refrigeration appliance, the refrigeration appliance comprises a storage chamber, the storage rack is configured to be capable of being placed in the storage chamber so as to place articles to be stored, and the storage rack is characterized by comprising a bearing part and a storage part, the bearing part is provided with a bearing surface for bearing the articles to be stored; the plurality of draining grooves are positioned on the bearing surface; the water collecting tank is located in the length direction of the draining tank, sinks relative to the bearing surface and is provided with an opening which is opened upwards; and all the draining grooves are directly communicated with the opening of the water collecting groove. The invention also relates to a corresponding refrigeration appliance. The shelf has the advantages that the shelf is simple in structure and convenient to take out and clean, and the water collecting tank of the shelf ...

Method and system for improving production quality and efficiency of map elements

The invention relates to a method and system for improving the production quality and efficiency of map elements, and the method comprises the following steps: 1, providing a configuration management database which is used for managing and maintaining a geographic entity document library, disassembling an original paper or electronic map element production standard document, building an index rule, and storing the original paper or electronic map element production standard document into the configuration management database; 2, establishing a data production personnel basic file, accessing a personnel system database, and automatically matching production personnel post working time; according to the method, rich map data production cases are fused with traditional production standard documents through interaction between data production personnel and the system, the skill proficiency of the production personnel is effectively improved, blocking points and problem production personnel ...

Metering device state evaluation system based on Internet of Things

The utility model discloses a metering device state evaluation system based on Internet of things, comprising a signal acquisition processing module, a controller module, a power supply module, a communication module and an upper computer, and the signal acquisition processing module comprises a current transformer, a signal conditioning unit and a digital-to-analog conversion unit. The whole hardware core is a controller module which controls peripheral data sampling, and a current sampling input channel firstly collects original signals through a current sensor and then filters on-site data noise through a signal modulation unit; analog signals are converted into digital signals through the digital-to-analog conversion unit, the digital signals are transmitted to the controller module, and the controller module uploads data to an upper computer through the communication module. Monitoring indexes comprise three-phase current, three-phase current abrupt change and three-phase unbalanced ...

P4-based fast and autonomous fault detection and recovery method for SDN (Software Defined Network) data plane

The invention discloses a P4-based fast and autonomous fault detection and recovery method for an SDN (Software Defined Network) data plane. The method is oriented to a software-defined network and application scenes such as a cloud data center based on the software-defined network, an industrial internet, 5G, edge computing and the like, and aims at network data plane faults, namely link faults and switch faults, through a programmable data plane with a state brought by a P4 technology, a data plane with a state is established, so that the fault of the network data plane is eliminated. According to the fault detection and recovery method, rapid and autonomous fault detection and recovery under the condition of not depending on a control plane are respectively realized, and many problems existing in a traditional similar fault detection and recovery method based on a software defined network OpenFlow technology are solved.

Flying dust identification equipment and method based on remote visual angle of computer vision

The invention provides a flying dust identification device and method based on a remote visual angle of computer vision. The device comprises a camera module, wherein the visual detection range of the camera module covers a target detection area; the image capturing module generates a corresponding acquisition mode according to the monitoring object of the target monitoring area, and outputs an image based on the acquisition mode; the time domain change feature extraction module is used for identifying the output image to determine a dust dispersion area and outputting a dust calibration image; the dust identification module is used for carrying out dust identification on the dust calibration image so as to output a dust raising area image; the flying dust concentration estimation and positioning module is used for identifying the flying dust concentration based on the flying dust area image and determining the position information of the flying dust area through the pixel coordinates of ...

Environment-friendly and energy-saving garbage recycling device

The environment-friendly and energy-saving garbage recycling device comprises a briquetting machine, four supporting legs used for supporting the briquetting machine and a transfer assembly, the transfer assembly comprises a bottom plate, a supporting plate, a middle plate, a mounting plate, a first plug pin and a second plug pin, the bottom plate is located at the top of the supporting plate, the supporting plate is located at the top of the middle plate, and the mounting plate is located at the top of the middle plate. The middle plate is located at the top of the mounting plate, the bottom plate, the supporting plate, the middle plate and the mounting plate are located among the four supporting legs, the top of the bottom plate extends to an inner cavity of the briquetting machine, the bottom of the briquetting machine is vacuum, the outer surface of the bottom plate is attached to the inner wall of the briquetting machine, and the bottom plate supports the bottom of the briquetting ...

Preparation method of cluster-cage-shaped metal hydroboron solid electrolyte

The invention belongs to the technical field of material synthesis, and particularly relates to a preparation method of a cluster-cage-shaped metal hydroboron solid electrolyte. The preparation method comprises the following steps: taking metal borohydride and inorganic oxidant powder as raw materials, grinding and mixing to obtain a precursor; the method comprises the following steps: in an inert gas atmosphere, carrying out high-temperature heat treatment to enable metal borohydride with relatively strong reducibility to react with a non-metal oxidant to generate cluster-cage-shaped metal borohydride with relatively weak reducibility, and recording the cluster-cage-shaped metal borohydride as M-B-H-X; x is an inorganic substance such as S, P or Se, and M is a metal element such as Li, Na, K, Ca, Zn, Mg, Cs or Rb. The method has universality, the energy consumption in the production process is small, the cost is low, and the defect that high temperature, high pressure and expensive raw ...

Genome diagram analysis method and device based on memory calculation and medium

The invention discloses a genome diagram analysis method and device based on memory calculation and a medium, and the method comprises the following steps: firstly, combining a linear reference genome with genetic variation to construct a genome diagram; generating indexes for a plurality of vertexes of the genome diagram, and constructing an index table according to the generated indexes; dividing the read length into a plurality of sub-strings with the length of k-mer, querying the index table to obtain a seed position, generating a reference sub-graph according to the seed position, and identifying a candidate mapping position according to the reference sub-graph to filter a candidate mapping region; and finally, approximate character string matching is performed between the read length and all unfiltered candidate mapping positions by adopting a PUM mode so as to complete the optimal alignment of the reference gene sequence and the query gene sequence. According to the method, the seeding ...

Digital twinning-based unorganized dust treatment method and device

The invention discloses an unorganized dust treatment method and device based on digital twinning. The method comprises the following steps: a generation step: generating an initial standard configuration table based on an initial layout scheme and an initial governance strategy; an optimization step of optimizing the initial layout scheme based on the initial standard configuration table to obtain an optimized layout scheme so as to obtain an optimized standard configuration table; a production step: combining one or more preset treatment schemes with the optimization standard configuration table to carry out an actual production treatment process; and an adjusting step: adjusting the initial treatment strategy based on the actual production treatment process. According to the invention, the most obvious dust removal effect can be realized at the least time cost and energy consumption cost.

Current transformer based on air core coil

... 基于空心线圈的电流互感器，该电流互感器在外壳内设置多个依次相连的线圈骨架，线圈骨架上从里向外依次缠绕有内层屏蔽绕线、M层信号绕线及外层屏蔽绕线，内层屏蔽绕线从第一个线圈骨架开始，连续依次缠绕于第一至第N个线圈骨架上；M层信号绕线从第一个线圈骨架开始，连续依次缠绕于第一至第N个线圈骨架上，再从第N个线圈骨架开始，往回连续依次缠绕于第N至第一个线圈骨架上，连续反复缠绕多圈，外层屏蔽绕线从第一个线圈骨架开始，连续依次缠绕于第一至第N个线圈骨架上。本实用新型电流传感器可输出较大的电压信号，敏感度高，可靠性高，动态范围宽，可较好地满足三相电能表计量对CT的宽动态范围、高精度和高可靠性要求。 ...

Conveying equipment for aluminum plate shearing

The invention relates to the technical field of aluminum plate machining, in particular to conveying equipment for aluminum plate shearing, which comprises shearing equipment and a workbench arranged on the shearing equipment, and the workbench is provided with a material moving groove, a barrier strip, a first baffle assembly, a second baffle assembly, a pressing assembly and a material moving mechanism. The material moving mechanism comprises a first material moving assembly and a second material moving assembly, through the mode of the pressing assembly, the position of the pressing assembly can be adjusted according to different areas, the center of an aluminum plate can be conveniently pressed by a pressing head, the fixing stability degree of the aluminum plate is improved, and the machining efficiency is improved. The position of an aluminum plate is limited and fixed through the first baffle assembly and the second baffle assembly, and the sheared aluminum plate is moved out of ...

Screen information reporting method and system, electronic equipment and storage medium

The embodiment of the invention relates to a screen information reporting method and system, electronic equipment and a storage medium, and relates to the technical field of computers, and the screen information reporting method comprises the following steps: obtaining a motor event, and converting the motor event into screen opening and closing information of a terminal; packaging the screen opening and closing information so as to package the screen opening and closing information into a standard event; and determining a target application, and reporting the standard event to the target application through a port in response to a reporting instruction. According to the technical scheme in the embodiment of the invention, the timeliness and effectiveness of event reporting can be improved.

Three -phase current transformer's magnetism shield assembly

... 三相电流互感器的磁屏蔽装置，包括屏蔽盒体以及屏蔽盖体，屏蔽盒体与屏蔽盖体装配形成容纳空心线圈的封闭空间；盒体内设置有相间隔板，相间隔板将屏蔽盒体内部分隔为3个容纳腔，每一容纳腔内设置一个空心线圈，所述盒体的前侧面上设置有3对通孔，一对通孔与一个空心线圈对应，所述通孔供与空心线圈相连的一次端导体穿过；所述屏蔽盒体的顶面和底面上设置有绝缘片；所述盖体上设置有分别与三个空心线圈对应的引线孔，所述引线孔供与空心线圈相连的信号线穿过。本实用新型可以隔绝外部磁场干扰对空心线圈作为三相电能表的三相电流计量元件时的影响，有利于保证空心线圈测量值以及三相电能表计量精度的准确性、稳定性和一致性。 ...