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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 15. Отображено 15.
09-06-2023 дата публикации

Power transmission line patrol detection method and device, computer equipment and storage medium

Номер: CN116247812A
Принадлежит:

The invention relates to a power transmission line patrol detection method and device. The method comprises the following steps: determining a safety inspection threshold and a safety operation threshold of each inspection point in a target power transmission line according to current progress information of the target power transmission line; under the condition that the target power transmission line is subjected to routing inspection processing, routing inspection monitoring data, collected by a sensor, of the target power transmission line are obtained, and a line inspection detection result of the target power transmission line is obtained according to the routing inspection monitoring data and the safety routing inspection threshold value of the routing inspection point corresponding to the routing inspection monitoring data; under the condition that the target power transmission line is subjected to operation processing, operation monitoring data, collected by a sensor, of the target ...

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09-06-2023 дата публикации

Power transmission line fault early warning method and device, computer equipment and storage medium

Номер: CN116243102A
Принадлежит:

The invention relates to a power transmission line fault early warning method and device, computer equipment, a storage medium and a computer program product. The method comprises the following steps: sending a fault self-checking instruction to second equipment at a power transmission line termination end, so that the second equipment responds to the fault self-checking instruction, controls a sensor to acquire real-time data of a power transmission line, feeds back the real-time data to first equipment, judges whether the real-time data is within a preset peak range or not, generates fault early warning information if the real-time data is not within the preset peak range, and sends the fault early warning information to the first equipment; and the fault early warning information is fed back to the cloud server. By adopting the method, the power transmission line can be automatically inspected based on the sent self-inspection instruction, the collected real-time data can be judged, ...

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29-06-2016 дата публикации

Handheld insulation autogiration cleans dust absorption instrument

Номер: CN0205338826U
Принадлежит:

... 本实用新型公开了一种手持绝缘式自动旋转清扫吸尘工具,其包括带有握环的握柄、连接杆以及清洁头,所述握柄通过连接杆连接至清洁头,所述清洁头的底部开设有吸尘口,在该吸尘口中安装有电动滚刷轮,在吸尘口两侧的清洁头上固定安装有辅助毛刷条。本实用新型的清洁头带滚刷自动旋转功能,可对需清洁的表面进行清扫,适合大动作手动清扫的狭小空间内使用。 ...

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07-04-2023 дата публикации

System and method for evaluating operation and maintenance risk of power grid

Номер: CN115936446A
Принадлежит:

The invention relates to a power grid operation and maintenance risk assessment system and method. The system comprises an information acquisition assembly and a central processing assembly, and the central processing assembly comprises a central processing chip, an information acquisition unit, an identification unit, a judgment unit and an early warning unit which are connected in sequence; the information acquisition unit is connected with the information acquisition assembly through the central processing chip, and is used for carrying out classification processing on the power grid operation data and outputting multiple types of power grid information; the identification unit is used for extracting target information in the multiple types of power grid information; the judgment unit is used for reading and judging the received target information and outputting a judgment result; the early warning unit is used for outputting an emergency plan for ensuring the operation safety of the ...

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07-04-2023 дата публикации

Power system regulation and control method and device, computer equipment and storage medium

Номер: CN115940137A
Принадлежит:

The invention relates to an electric power system regulation and control method and device, computer equipment and a storage medium. The method comprises the steps of obtaining current state information, category information and identification information of system electric power elements and system electric power branches in an electric power system; when there is an abnormal power element and/or an abnormal power branch; according to the current state information, the category information and the identification information of the abnormal power element and/or the abnormal power branch, state regulation and control information and a target execution element are determined, and the current state information of the abnormal power element and/or the abnormal power branch is regulated and controlled. The current state information is monitored according to the obtained current state information of the system power element and the system power branch, and when an abnormal power element and/or ...

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29-06-2016 дата публикации

Conveying of adjustable length is pressed from both sides

Номер: CN0205353128U
Принадлежит:

... 本实用新型公开了一种长度可调的传送夹,其包括左夹头、右夹头、左夹臂和右夹臂,所述左夹臂的下端和右夹臂的下端分别固定连接左伸缩手柄和右伸缩手柄;其中,所述左伸缩手柄包括第一左连接管和第二左连接管;所述右伸缩手柄包括第一右连接管和第二右连接管。本实用新型通过左右伸缩手柄实现传送夹的长度可调节,可适用于不同位置的蓄电池测试工作。 ...

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08-09-2017 дата публикации

Fitting method and evaluation method for strip steel section plate outline shape

Номер: CN0107138540A
Принадлежит:

... 本发明公开了种带钢断面板廓形状的拟合方法及评价方法,所述拟合方法包括:通过在带钢断面宽度方向上,测量获得带钢宽度与在该带钢宽度位置对应的带钢厚度的数据集{x,h(x)},其中x为带钢宽度归化处理为[‑1,1]后的值;建立板廓拟合曲线,所述板廓拟合曲线为:f(x)=ax+bx+...+cx+d;将归化处理后的带钢宽度作为输入x,对应的带钢厚度作为输出f(x),计算出系数a,b,……,c,d;以获得板廓拟合曲线;其中,n为拟合次数。本发明解决了现有技术中带钢断面形状缺乏定量描述且评价效果差的技术问题,达到了实现带钢质量的定量评价、降低了带钢轧制缺陷发生率的技术效果。 ...

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30-06-2023 дата публикации

Foreign matter intrusion detection method and device for power transmission line and computer equipment

Номер: CN116363501A
Принадлежит:

The invention relates to a foreign matter intrusion detection method and device for a power transmission line, computer equipment, a storage medium and a computer program product. The method comprises the following steps: receiving a surface image of a power transmission line uploaded by an acquisition sensor, and transmitting the surface image of the power transmission line to an image processing platform, so that the image processing platform preprocesses the surface image of the power transmission line; inputting the preprocessed surface image returned by the image processing platform into a pre-trained power transmission line defect detection model to obtain a defect detection result of the power transmission line, and predicting the remaining service life of the power transmission line according to historical intrusion information of the power transmission line; and according to the residual service life of the power transmission line and the defect detection result of the power transmission ...

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28-04-2023 дата публикации

Power transmission line early warning method and device, computer equipment and storage medium

Номер: CN116032012A
Принадлежит:

The invention relates to a power transmission line early warning method and device, computer equipment and a storage medium. The method comprises the steps of collecting current operation state data and current environment data of a power transmission line to be detected, determining the current maximum current-carrying capacity of the power transmission line according to the current operation state data and the current environment data, and performing early warning monitoring processing on the power transmission line according to the current maximum current-carrying capacity, the current operation state data and the current environment data. By adopting the method, the comprehensiveness of the monitoring data is improved based on the collected current running state data and current environment data of the power transmission line, the power transmission line is monitored in combination with the objective current maximum current-carrying capacity of the power transmission line, and the accuracy ...

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23-06-2023 дата публикации

Power system and risk assessment device and method thereof

Номер: CN116307700A
Принадлежит:

The invention relates to a power system and a risk assessment device and method thereof, and the device comprises a data collection module, an index determination module, a risk assessment module, and a risk early warning module, the data collection module is used for collecting the operation state data of the power equipment of each assessment section, and the index determination module is used for determining the risk of the power equipment according to the operation state data of each assessment section. And the risk assessment module is used for inputting the risk assessment index data into the distributed intelligent assessment model to obtain a risk assessment deviation result of each assessment section, and correspondingly determining the risk assessment index data of each assessment section when the risk assessment deviation result exceeds a set risk threshold. A risk early warning signal is sent to a risk early warning module; and the risk early warning module is used for carrying ...

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13-06-2023 дата публикации

Power system and tripping type judgment device and method thereof

Номер: CN116260131A
Принадлежит:

The invention relates to a power system and a tripping type judgment device and method thereof, and the method comprises the steps: collecting basic power data of power equipment and a power transmission line, and transmitting a tripping determination signal when judging that a tripping event occurs according to each basic power data, a data analysis module analyzes and determines an undetermined trip type in preset trip types according to each basic power data, an analog simulation module performs analog simulation according to each basic power data to obtain a simulated trip type, and an integration decision module integrates and determines a target trip type according to the undetermined trip type and the simulated trip type. The target tripping type is judged by integrating the performance of the historical data of the system and the result of the simulation model, so that the judgment accuracy of the tripping type is ensured, the first-aid repair rate is improved, and the purpose of ...

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23-06-2023 дата публикации

Method for calculating fatigue life of rusted steel plate based on three-dimensional point cloud

Номер: CN116306153A
Принадлежит:

The invention discloses a method for calculating the fatigue life of a rusted steel plate based on three-dimensional point clouds, and belongs to the technical field of material corrosion.The method comprises the steps that the surface point clouds of a rusted test piece are scanned, the real point clouds are interpolated into a corrosion depth matrix, and a basic crack finite element analysis model without considering the corrosion influence is established in advance; and assigning the corrosion depth matrix to a model surface node to obtain a finite element model with a real corrosion morphology, further calculating a stress intensity factor around a crack, determining a crack development direction, and performing fatigue life prediction by using a Paris related formula. And the model generation method is simple, and the basic crack model can be repeatedly utilized, so that the practical value is relatively high.

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17-08-2021 дата публикации

Rapid crushing and separating device and method for kitchen waste

Номер: CN113262852A
Принадлежит:

The invention discloses a rapid crushing and separating device for kitchen waste. The device comprises a treatment box and a base arranged below the treatment box, the left side of the base is fixedly connected with the left side of the treatment box through a support, a feeding hopper used for feeding is arranged at the upper end of the treatment box, and a discharging pipe is arranged at the lower end of the feeding hopper; the discharging pipe stretches into the treatment box, and a crushing assembly for crushing the kitchen waste is arranged in the treatment box. The device is designed for overcoming the defects of an existing device, the kitchen waste can be rapidly crushed, solid-liquid separation can be rapidly achieved, material raising treatment can be achieved during crushing, crushing dead corners are further eliminated, in the later discharging process, the material raising effect is also beneficial to separation of materials, and the practicability is high.

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05-05-2023 дата публикации

Method and device for analyzing hidden danger section of ultra-high voltage power grid and computer equipment

Номер: CN116070908A
Принадлежит:

The invention relates to an analysis method and device for a hidden danger section of an ultra-high-voltage power grid, computer equipment, a storage medium and a computer program product. The method comprises the following steps: acquiring regional power data reported by monitoring equipment in each region of the ultra-high voltage power grid, dividing the ultra-high voltage power grid into regions according to different line erection stages in advance, counting fluctuation conditions of the regional power data of each region, determining multiple occurrence positions and time periods of hidden dangers, and determining the occurrence positions and time periods of the hidden dangers; and acquiring the environmental data of the position of the hidden danger and the use condition of the equipment, inputting the regional electric data, the environmental data and the use condition of each multiple position in the time period into a trained target detection model to obtain a predicted key patrol ...

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23-06-2023 дата публикации

Data linkage early warning method and device based on power transmission line, equipment and medium

Номер: CN116317109A
Принадлежит:

The invention relates to a data linkage early warning method and device based on a power transmission line, equipment and a medium. The method comprises the steps of collecting current multi-source sensing data of a power transmission line, determining the total covariance of the current multi-source sensing data, and if the total covariance is higher than a covariance threshold value, deploying the current multi-source sensing data to a data display platform so that the data display platform can carry out linkage early warning based on the current multi-source sensing data. By adopting the method, the current multi-source sensing data can be allocated to the data display platform based on the determined total covariance, and the use degree of the data display platform and the current multi-source sensing data is improved, so that the difficulty and operability of linkage early warning based on the current multi-source sensing data are enhanced; and the accuracy of linkage early warning ...

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