Stepping Doser
    132.
    发明申请

    公开(公告)号:US20220304791A1

    公开(公告)日:2022-09-29

    申请号:US17284761

    申请日:2019-10-12

    Abstract: The invention provides a stepping doser. The doser comprises a bearing component, a dosing catheter, wiring tubes, a threaded rod, a nut, a signal recorder and a connecting rod; wherein the middle socket of the threaded rod is sheathed with a nut, the lower end of the threaded rod contacts the lower inner wall of the bearing component, the upper end of the threaded rod penetrates the upper part of the bearing component, and the upper end of the threaded rod is provided with a driving structure; The bearing component is also provided with a limit stop for limiting the rotation of the nut so that when the threaded rod rotates, the nut can move up and down; when the nut moves up and down, the dosing catheter can move up and down. The dosing catheter can be stepped with this doser, allowing dosing in a larger area.

    Ranking Method of Urban Parking Lots Based on Temporal and Spatial Features and Its Device, Terminal, and Medium

    公开(公告)号:US20220156871A1

    公开(公告)日:2022-05-19

    申请号:US17440643

    申请日:2019-05-15

    Inventor: Lei PENG Qinghao LU

    Abstract: A ranking method of urban parking lots based on temporal and spatial features and its device, terminal and medium, wherein the method comprises: adopting service capability model and temporal-spatial transition model to get the initial service capability ranking of all parking lots and the transition probability matrix between parking lots at the moment based on all parking lots within the preset urban regions and their static and dynamic information; using the power iteration algorithm to iteratively calculate the comprehensive service capability ranking of all parking lots at the moment in accordance with initial service capability ranking and transition probability matrix until the stopping conditions for the iteration are met; sequencing the parking lots based on comprehensive service capability ranking, thus achieving real-time quantitative computation of service capability of any urban parking lot from the temporal and spatial dimensions

    VISUAL ANALYTICAL METHOD AND SYSTEM FOR NETWORK SYSTEM STRUCTURE AND NETWORK COMMUNICATION MODE

    公开(公告)号:US20200028763A1

    公开(公告)日:2020-01-23

    申请号:US16490609

    申请日:2017-03-13

    Abstract: The present disclosure provides a visual analytical method for a network system structure and a network communication mode including following steps: pre-processing network traffic flow log data; dividing and analyzing network nodes by utilizing a visualization technology according to the pre-processed data, and combining a user interaction to determine server nodes and client nodes in the network nodes; performing a visual analysis on traffic flow and an access situation of the server nodes to determine a server function category according to the determined server nodes; and presenting and analyzing the network communication mode through the visualization technology according to the determined server nodes, the client nodes and the server function category. The present disclosure further provides a visual analytical system for the network system structure and the network communication mode.

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