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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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Форма поиска

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 13. Отображено 13.
04-08-2023 дата публикации

Light food vending machine

Номер: CN116543494A
Принадлежит:

The invention belongs to the technical field of combination of intelligent manufacturing and healthy diet, and particularly provides a light food vending machine which comprises an outer shell and an automatic batching device arranged in the outer shell, a support plate is arranged in the outer shell, and the automatic batching device comprises a first batching frame, a bowl falling device and an automatic receiving mechanism. The first batching frame and the bowl falling device are both arranged on the support plate, the automatic material receiving mechanism is arranged below the support plate, and the first batching frame comprises a plurality of first material storage barrels, a first rotating support, a first rotating shaft, a first rotating driving device and a first discharging driving device. Different kinds of light food raw materials are processed and then placed in different storage barrels in a classified mode, according to the set meal selected by a user, the ingredient frame ...

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07-04-2023 дата публикации

High-precision path delay measurement method suitable for time synchronization network

Номер: CN115941549A
Принадлежит:

The invention discloses a high-precision path delay measurement method suitable for a time synchronization network, which comprises the following steps: a master clock encapsulates the current moment into a synchronous measurement frame, and distributes the synchronous measurement frame to a slave clock in the network; the slave clock receives the synchronous measurement frame, performs curing processing on the synchronous measurement frame, then extracts the current distribution moment, and corrects the time of the clock at the curing moment of the synchronous measurement frame into an accumulated value of the distribution moment of the synchronous measurement frame and the maximum transmission delay; meanwhile, the slave clock sets an expected curing moment following the synchronous measurement frame; the master clock encapsulates the following distribution moment into a following synchronous measurement frame, and distributes the following synchronous measurement frame to a slave clock ...

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18-04-2023 дата публикации

High-performance MAPbI3-TiO2 heterojunction type composite photocatalyst and preparation method thereof

Номер: CN115970716A
Принадлежит:

The invention discloses a high-performance MAPbI3-TiO2 heterojunction type composite photocatalyst and a preparation method thereof, and belongs to the technical field of semiconductor photocatalytic water decomposition. The preparation method comprises the following steps: promoting dissolution and dispersion of a hybridized MAPbI3-TiO2 suspension taking titanium dioxide as a nucleation center through light irradiation, and then recrystallizing a product in a dark condition; the technical process of light irradiation and light shielding treatment is repeated for multiple times, so that the grain size of the product is gradually reduced, the high-performance MAPbI3-TiO2 heterojunction type composite photocatalyst is finally obtained, the photocatalytic performance of the high-performance MAPbI3-TiO2 heterojunction type composite photocatalyst is improved along with the increase of the cycle index, and after the technical process for multiple times, MAPbI3 and TiO2 are effectively compounded ...

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23-05-2023 дата публикации

Vehicle simulation test data accuracy analysis method, device, equipment and medium

Номер: CN116151045A
Принадлежит:

The invention discloses a vehicle simulation test data accuracy analysis method and device, equipment and a medium, and the method comprises the steps: determining vehicle simulation test data and real vehicle test data corresponding to the same target test scene; extracting simulation operation state data in the vehicle simulation test data, and extracting real vehicle operation state data in the real vehicle test data; determining the correlation between the simulation operation state data and the real vehicle operation state data, and determining the accuracy of the vehicle simulation test data based on the correlation; according to the technical scheme provided by the embodiment of the invention, the problem of how to compare and analyze the automatic driving system with the real vehicle test data after the simulation test so as to determine the accuracy of the simulation test is solved, and the accuracy analysis of the simulation test is realized.

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11-04-2023 дата публикации

Power distribution network fault processing auxiliary decision-making system

Номер: CN115953146A
Принадлежит:

The invention discloses a power distribution network fault processing auxiliary decision-making system, which comprises an interface interaction module, a fault processing knowledge graph, a file analysis module, an entity relationship extraction module and a fault decision-making processing module, and is characterized in that an import interaction interface module in the interface interaction module is used for receiving related files uploaded by a dispatcher; the file analysis module analyzes contents, and the entity relation extraction module extracts entities and relations of the power distribution network and stores the entities and the relations in a fault processing knowledge graph; the fault processing decision interactive interface module is connected with the fault decision processing module, and a fault processing decision suggestion module in the fault decision processing module obtains a reasoning conclusion after reasoning; the similar historical fault recommendation module ...

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30-05-2023 дата публикации

Aviation wireless network full duplex cooperative transmission method based on non-orthogonal multiple access

Номер: CN116193400A
Принадлежит:

The invention belongs to the technical field of network transmission, and relates to an aviation wireless network full duplex cooperative transmission method based on non-orthogonal multiple access. The method comprises the following steps that: when a central node of a certain area initiates transmission, the central node of the area simultaneously sends data to a long-distance node and a short-distance node based on non-orthogonal multiple access, and at the same time, the short-distance node amplifies and forwards the data to a long-distance user through a full duplex technology while receiving the data of the short-distance node; when a node initiates data transmission to a regional center node of the node, a short-distance node and a long-distance node simultaneously send data to the regional center node based on non-orthogonal multiple access, and the short-distance node amplifies and forwards the received data of the long-distance node to the regional center node through a full duplex ...

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27-08-2021 дата публикации

Integrated vacuum insulation board

Номер: CN214064237U

The utility model discloses an integrated vacuum heat insulation plate which is composed of a gas insulation layer and a core material mixed and doped with getter. The vacuum heat insulation plate is obtained by taking glass fibers or mineral wool as a core material, uniformly dispersing a metal organic framework material as a getter into the core material, drying, putting into an air insulation layer such as an aluminum-plastic composite bag and vacuumizing. The metal organic framework material is used as the getter to be uniformly dispersed in the glass fiber or mineral wool core material, so that the processing procedure of forming holes or grooves in the core material is reduced, the heat insulation plate is good in integrity and high in strength, the contact area of the getter and the core material is large, gas released by the core material and gas permeated from the outside can be quickly adsorbed, and the lasting vacuum degree is kept; the metal organic framework material has low ...

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23-06-2023 дата публикации

Building composite material as well as preparation method and application thereof

Номер: CN116283041A
Принадлежит:

The invention discloses a building composite material. The building composite material is selected from a silicon dioxide-titanium dioxide composite nanomaterial; the silicon dioxide-titanium dioxide composite nano material is of a core-shell structure. In addition, the invention also discloses a preparation method of the mineral admixture and application of the mineral admixture. The building composite material can better improve the early compressive strength and breaking strength of the cement paste, so that the mechanical property of the cement paste is remarkably improved.

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02-06-2023 дата публикации

Aviation platform flow scheduling method based on forwarding and control separation

Номер: CN116208566A
Принадлежит:

The invention discloses an aviation platform traffic scheduling method based on forwarding and control separation, which comprises the following steps: step 1, a hierarchical clustering architecture of a network is established by a controller in each aviation platform, the first layer is a single-platform network, the second layer is a cross-platform network, and the third layer is a data center network; 2, a controller in each aviation platform controls routing information and flow distribution of a switch and a gateway, so that control messages are transmitted in the aviation platforms and among the aviation platforms, and the switch and the gateway only forward data; and 3, when the information is transmitted to the cross-platform network, the controller selects an optimal mode and automatically adjusts and optimizes when the link state is changed, and loads of link long transmission are effectively distributed to a plurality of links meeting conditions as much as possible. According ...

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06-06-2023 дата публикации

High-precision master-slave time synchronization method suitable for time synchronization network

Номер: CN116232512A
Принадлежит:

The invention belongs to the technical field of communication, and discloses a high-precision master-slave mode time synchronization method suitable for a time synchronization network, which comprises the following steps: on a network topology taking a master node as a root node, slave nodes and/or backup master nodes send synchronization frames to the master node, the master node carries out curing processing on the received synchronization frames, a curing time point is obtained through calculation, and the curing time point is sent to the slave nodes; and packaging the solidification time point in a new synchronization frame, and sending the new synchronization frame to the slave node and/or the backup master node. After the synchronization establishment stage is ended, the master node periodically sends a synchronization frame to the slave node and/or the backup master node by taking a solidification time point of a first synchronization frame sent back to the slave node and/or the ...

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22-12-2004 дата публикации

高性能纳米涂料的表面原位纳米改性制备方法

Номер: CN0001181141C
Принадлежит:

... 本发明公开了一种高性能纳米涂料的表面原位纳米改性制备方法。它是利用湿化学制备纳米粉体的技术,在常规涂料制备的过程中加入纳米粉体的先驱物、反应控制剂和稀释剂等,直接在颜填料微粒的表面原位合成相应的纳米粉体,并通过这些纳米粉体定向亲和性的匹配控制使它们附聚在颜填料颗粒的表面上并形成相应的定向排列状态。其步骤分为纳米粉体先驱液的制备和纳米涂料的制备两步。本发明可以制备具有显著纳米改性效果的高性能纳米涂料。 ...

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06-06-2023 дата публикации

Cluster cooperation group establishment method based on orthogonal frequency division multiple access in aviation wireless network

Номер: CN116234054A
Принадлежит:

The invention discloses a cluster cooperation group establishment method based on orthogonal frequency division multiple access in an aviation wireless network, and the method comprises the steps: selecting a central cluster head node from a plurality of cluster heads, and building a cluster cooperation group through the central cluster head node. According to the invention, part of information sharing among the APs can be realized through cooperation among clusters, so that better decisions can be made collectively or independently, technologies such as interference management, spatial multiplexing, efficient transmission and the like are facilitated, and the overall performance of an aviation wireless network is improved.

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05-05-2004 дата публикации

耐磨彩色地面硬化剂

Номер: CN0001148330C
Принадлежит:

... 本发明公开了一种新型超强耐磨彩色地面硬化剂,采用水硬性硅酸盐水泥,强韧骨料,活性添加剂,高效水泥减水剂,颜填料,有机增稠剂和可再分散聚合物胶粉为组份,经搅拌机混合均匀的预混粉末状制品。其施工步骤为:地坪基层混凝土浮浆处理;硬化剂撒布与圆盘打磨作业;机械镘作业;地面养护和卸模与收缩缝切割等。采用本发明可通过简便的施工方法制备出高性能、整体涂装、颜色丰富、色彩鲜艳的低成本耐磨地坪。 ...

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