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3results about How to "Simple query" patented technology

A marine valve remote control liquid level telemetry system with ring network structure

This invention provides a ring network structure marine valve remote control and liquid level telemetry system, including a valve remote control data acquisition component and a liquid level telemetry data acquisition component. The valve remote control data acquisition component includes a valve remote control data acquisition box and n electric valve actuators, which are sequentially connected by cables to form a ring network structure. The liquid level telemetry data acquisition component includes a liquid level telemetry data acquisition box and n liquid level telemetry local processing units, which are sequentially connected by cables to form a ring network structure. This invention has the following advantages: The sequential connection of the n electric valve actuators and n liquid level telemetry local processing units to form a ring network structure, along with the redundant design of the ring network structure, not only significantly reduces the amount of cable used but also reduces the workload of cable laying, and ensures that any single point of failure will not cause a failure in all equipment.
Owner:SHANGHAI MERCHANT SHIP DESIGN & RES INST

Static sounding data acquisition quality control method and system fused with abnormal early warning

The invention discloses a static sounding data acquisition quality management and control method and system fused with abnormal early warning, and relates to the field of data analysis and processing, and the method comprises the steps: an edge end collects original static sounding data through associated static sounding equipment, and carries out edge abnormal early warning through an embedded local geologic control model; based on the edge anomaly early warning result, performing transmission pre-processing on the original static sounding data in combination with a preset packaging strategy, obtaining transmission state static sounding data, and transmitting the transmission state static sounding data to the cloud; the cloud carries out depth anomaly identification on the transmission state static sounding data, and the depth anomaly identification comprises knowledge verification and mode verification; and performing structured storage on the transmission state static sounding data in combination with the depth anomaly recognition result and a preset continuity rule set. The problems that in the prior art, reliability of data transmission and storage is low, the data anomaly detection effect lags behind, and safety verification of data storage is lacked are solved.
Owner:HEFEI UNIV OF TECH DESIGN INST GRP CO LTD +1

A data storage method and apparatus

ActiveCN116028497Bsmall time complexitysave storage spaceDatabase indexing
This disclosure provides a data storage method and apparatus. The method includes: acquiring target data to be stored; reading a bitmap structure from a database based on a target identifier in the target data; and determining the mode of the bitmap structure. When the bitmap structure is determined to be in a variable-length mode, writing a target time from the target data into a newly added time unit in the data portion of the bitmap structure, wherein the data portion of the variable-length bitmap structure contains at least one time unit. When the bitmap structure is determined to be in a fixed-length mode, setting corresponding data bits in the data portion of the bitmap structure based on the target time in the target data, wherein the storage location of each data bit in the data portion of the fixed-length bitmap structure corresponds to a time point. This method can reduce the space occupied by data storage, thereby reducing storage costs, and improve the efficiency of data retrieval, thereby reducing query latency.
Owner:ZHEJIANG ZEEKR INTELLIGENT TECH CO LTD +1