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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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Применить Всего найдено 27. Отображено 27.
06-06-2023 дата публикации

Comprehensive control method for dust removal system

Номер: CN116212531A
Принадлежит:

The invention discloses a comprehensive control method for a dust removal system. The method comprises the following steps: setting a blowing period S < total > of an independent dust removal system; grouping a plurality of independent dust removal systems in the dust removal area to form a large group dust removal system; performing parameter assignment on the group dust removal system through control software, adjusting blowing parameters of pulse valves, and performing sorting; the pulse valves are enabled to work orderly and uniformly in the common blowing period of the group dust removal system by utilizing the blowing period of the dust removal system. According to the invention, the injection period of the dust remover is fully utilized, the pulse valves orderly and uniformly work in the common injection period of the group dust removal system, and wave crests and wave troughs generated when compressed air of a single dust remover is used are reduced under the condition that the ...

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18-04-2023 дата публикации

Multistage propagation analysis method and system combining nodes and communities

Номер: CN115987810A
Принадлежит:

The invention belongs to the technical field of network data multi-stage propagation analysis, and discloses a node and community combined multi-stage propagation analysis method and analysis system. Based on a global or local multistage propagation network, in combination with a network-related community algorithm, a node-related clustering coefficient, a core bridge coefficient, a flapping and wind-following coefficient and a time-related propagation speed, a close community and a core bridge node of a multistage propagation event, a same-site propagation cluster and a site transition key node can be identified; according to the method, a plurality of abnormal graphs are selected, a plurality of abnormal nodes are selected, a plurality of abnormal nodes are selected, a plurality of abnormal nodes are selected, and a point-surface fusion analysis method is provided for multi-level propagation. According to the method, the problem of multi-level propagation node loss only based on the user ...

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29-08-2023 дата публикации

Organic electroluminescent compound as well as preparation method and application thereof

Номер: CN116655642A
Принадлежит:

The invention discloses an organic electroluminescent compound as well as a preparation method and application thereof. An organic electroluminescent device prepared from the compound has the performance advantages of low driving voltage, high efficiency and long service life. Specifically, diazine and triazine functional groups with strong electron withdrawing capability are adopted, so that the electron mobility of the electron transport material is effectively improved. And the problem of electron-hole imbalance in the organic light-emitting device is solved. The luminous efficiency is improved. And secondly, besides introduction of diazine and triazine, a planar heteroaryl structure containing heteroatoms is introduced, so that the electron mobility of the electron transport material is further improved, a planar molecular structure can prevent a pi-conjugated system of a core structure from being continued, and a high triplet state energy level (ET) and a wide band gap are ensured.

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28-04-2023 дата публикации

Luminescent auxiliary material and preparation method thereof, organic electroluminescent device and application thereof

Номер: CN116023353A
Принадлежит:

The invention is applicable to the field of organic photoelectric materials, and provides a light-emitting auxiliary material, the structural general formula of the light-emitting auxiliary material is shown in the specification, in the formula, X is O or S; r is one of hydrogen, deuterium, halogen, a cyano group, a carboxyl group, a nitro group, a hydroxyl group, a sulfo group, a phosphate group, boryl, substituted or non-substituted C1-C30 alkyl groups, substituted or non-substituted C6-C30 aryl groups, and substituted or non-substituted 3-30-membered heteroaryl groups; ar1 and Ar2 are one or more of a substituted or unsubstituted C3-C30 cycloalkyl group, a substituted or unsubstituted 3-membered to 30-membered heterocycloalkyl group, a substituted or unsubstituted C6-C30 aryl group, a substituted or unsubstituted 3-membered to 20-membered heteroaryl group, a substituted or unsubstituted C10-C30 fused ring group and a substituted or unsubstituted C5-C30 spiro group; and L is a substituted ...

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02-05-2023 дата публикации

Organic compound and application thereof

Номер: CN116041268A
Принадлежит:

The invention provides an organic compound and application thereof, the organic compound has a spirofluorene structure and has a triazine substituent at a specific position, and the organic compound enables an organic electroluminescent device to have excellent luminous efficiency, low driving voltage and long service life.

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30-06-2023 дата публикации

Method for preparing GO/Glu-Ce-coated HDTMS/PU super-hydrophobic anti-corrosion coating

Номер: CN116355512A
Принадлежит:

The invention discloses a method for preparing a GO/Glu-Ce-coated HDTMS/PU super-hydrophobic anti-corrosion coating, which comprises the following steps: grafting graphene oxide with glutamic acid, adding sodium hydroxide to obtain sodium glutamate, adding cerium nitrate, carrying out double decomposition reaction to obtain cerium glutamate with corrosion inhibition, and reducing the surface energy of the cerium glutamate with low surface energy by using a low surface energy reagent to obtain the GO/Glu-Ce-coated HDTMS/PU super-hydrophobic anti-corrosion coating. And finally, mixing with polyurethane and spraying to obtain the coating. The super-hydrophobic coating can inhibit permeation of a corrosive medium; glutamic acid forms a complex with metal by using N and O atoms and is adsorbed on the surface of the metal; cerium ions form insoluble hydroxides on the metal surface, so that corrosion is prevented; glutamic acid not only can improve the dispersity of graphene oxide, but also can ...

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21-07-2023 дата публикации

Rolled steel production system

Номер: CN116460135A
Принадлежит:

The invention relates to the technical field of metallurgical steel rolling, in particular to a steel rolling production system. The system comprises a rough intermediate rolling section and a pre-finish rolling section which are arranged in sequence; the finish rolling section comprises a finish rolling part, the finish rolling part comprises a double-high-rod production line and a common-rod production line, and the cut rolled pieces can selectively enter the double-high-rod production line or the common-rod production line; the steel feeding section is used for feeding steel to the rolled piece subjected to finish rolling, the steel feeding section comprises a steel feeding device, the steel feeding device comprises a main body and a rotating hub rotationally arranged on the main body, a first feeding groove and a second feeding groove are formed in the rotating hub in a spaced mode, and when the double-high-rod product is produced, the rotating hub rotates so that the rolled piece can ...

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06-06-2023 дата публикации

Garden shed roof with water storage and drip irrigation functions

Номер: CN116210563A
Принадлежит:

The invention discloses a garden shed roof with water storage and drip irrigation functions, and relates to the technical field of water-saving irrigation facilities for garden planting, stand columns are buried and fixed on the ground, cross beams are fixedly arranged at the upper ends of the stand columns, a top frame is fixedly arranged on the cross beams, a panel is fixedly arranged on the top frame in a covering mode, and a rainwater collecting assembly is arranged on the top frame. The rainwater storage assembly is arranged on the side of the stand column and penetrates through the rainwater collection assembly, and the drip irrigation assembly is arranged below the top frame and penetrates through the rainwater storage assembly. Based on the occupied area of the greenhouse roof, a corresponding water dispersing, collecting and concentrating structure is adopted in combination with the slope greenhouse roof, a filling and storing structure for concentrating water is arranged, meanwhile ...

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02-06-2023 дата публикации

Organic compound and application thereof

Номер: CN116199699A
Принадлежит:

The invention provides an organic compound and application thereof, and the organic compound can effectively improve the electron mobility of an electron transport material, improve the problem of electron-hole imbalance in an organic electroluminescent device, ensure the high triplet state energy level and wide band gap of the material, improve the luminous efficiency, and improve the luminous efficiency of the organic electroluminescent device. The energy level matching degree of each layer of the device is improved; the driving voltage is reduced; and the service life of the device is prolonged.

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05-05-2023 дата публикации

Arbitrary waveform generator high-speed mark signal generation system and method

Номер: CN116069121A
Принадлежит:

The invention provides an arbitrary waveform generator high-speed mark signal generation system and method.The system comprises an FPGA module, a parallel-serial conversion module, a digital delay module, an analog phase shift module, a numerical control gain amplifier module and a bias device module which are connected in sequence, and the FPGA module is further connected with the digital delay module and the numerical control gain amplifier module; the memory module is mutually connected with the FPGA module, the synchronous clock module is connected with the FPGA module and the parallel-serial conversion module, the temperature compensation module is respectively connected with the digital delay module, the analog phase shift module and the analog control module, and the analog control module is connected with the analog phase shift module and the bias device module. According to the technical scheme, the problems that in the prior art, the signal rate is limited, the delay resolution ...

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25-08-2023 дата публикации

Light path structure of scattering method turbidity sensor

Номер: CN116642859A
Принадлежит:

The invention provides a light path structure of a scattering method turbidity sensor. The light path structure comprises a light source, a collimating lens, an emergent prism light window, a receiving prism light window, a light filter, a detector, a PCB (Printed Circuit Board), a light path bracket and an end cover, the PCB and the end cover are arranged at the two ends of the light path bracket; the light source and the detector are vertically mounted on one side of the PCB, and optical axes of the two are parallel; the two prism light windows are mounted on the end cover, and the outer surfaces of the three prism light windows are coplanar; two light path channels are formed on the light path support, and the collimating mirror and the optical filter are installed in the two light path channels respectively. The light source, the collimating lens and the emergent prism light window form an emitting light path, and the receiving prism light window, the optical filter and the detector ...

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30-05-2023 дата публикации

Organic electroluminescent compound, preparation method and application thereof, and organic electroluminescent device containing organic electroluminescent compound

Номер: CN116178178A
Принадлежит:

The invention belongs to the field of organic photoelectric materials, and discloses an organic electroluminescent compound, a preparation method and application thereof, and an organic electroluminescent device containing the organic electroluminescent compound. The general structural formula of the organic electroluminescent compound is as follows: the compound adopts alkyl with smaller steric hindrance to replace an aryl group, so that the molecular structure has a smaller torsion angle, a more three-dimensional spatial conformation is further obtained, the carrier mobility is improved, and smaller driving voltage and higher efficiency are obtained.

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08-08-2023 дата публикации

Automatically generating dispute votes

Номер: CN116561249A
Принадлежит:

The present disclosure presents a method, an apparatus, and a computer program product for automatically generating a dispute vote. Candidate topics may be obtained. Documents associated with the candidate topics may be obtained. It may be detected whether the candidate topic has a dispute. In response to detecting that the candidate topic is dispute, a dispute vote may be generated based on the candidate topic and the document.

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01-12-2016 дата публикации

METHOD AND DEVICE FOR PROCESSING APPLICATION ACCESS DATA

Номер: WO2016188334A1
Автор: JIA, Yu
Принадлежит:

A method and device for processing application access data. The method comprises: acquiring application access data related to a target application in a corresponding user equipment (S501); and processing the application access data on the basis of corresponding event description information to determine event characteristic information of an application access event related to the target application (S502). A network device processes, on the basis of the corresponding event description information, the acquired application access data of the target application in the user equipment to determine the event characteristic information of the application access event of the target application, thereby enabling a targeted acquisition and statistical analysis of the application access data consistent with the event description on the basis of the customized event description information, thus providing an advantageous data basis for the subsequent information processing and application.

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01-08-2023 дата публикации

Organic compound, preparation method thereof and organic electroluminescent device

Номер: CN116514751A
Принадлежит:

The invention provides an organic compound, a preparation method thereof and an organic electroluminescent device, and belongs to the technical field of luminescent materials, and the organic compound provided by the invention is a compound which takes fluorene as a mother nucleus and has a triarylamine functional group and can be used as a luminescent auxiliary layer of a green light and red light organic electroluminescent device. The compound can reduce the potential barrier between a hole transport layer and a light-emitting layer, reduce the driving voltage of the organic electroluminescent device, and further improve the hole transport rate and the electron blocking capability, thereby greatly prolonging the service life of the device and improving the light-emitting efficiency of the device.

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11-07-2023 дата публикации

Preparation method of carbonized modified red mud-based hydrophobic concrete coating

Номер: CN116410623A
Принадлежит:

The invention discloses a preparation method of a carbonized modified red mud-based hydrophobic concrete coating, which comprises the following steps: drying red mud and fly ash, grinding to obtain superfine red mud powder and superfine fly ash powder, mixing the superfine red mud powder, the superfine fly ash powder and a silane coupling agent, adding into an ethanol solution of which the volume is 20 times that of the superfine red mud powder, the superfine fly ash powder and the silane coupling agent, and uniformly stirring to obtain the carbonized modified red mud-based hydrophobic concrete coating. Transferring the obtained mixed slurry into a reaction container, heating to 55-65 DEG C, carrying out heat preservation and stirring, testing the pH value of the mixed slurry, introducing carbon dioxide into the mixed slurry after the pH value is stable, continuing to test the pH value, stopping introducing the carbon dioxide after the pH value of the mixed slurry is stable, carrying out ...

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27-06-2023 дата публикации

Method and device for judging trend of tip of concrete inclined crack

Номер: CN116337895A
Принадлежит:

The invention relates to a method and device for judging the tip trend of a concrete inclined crack. A crack to be detected is filled with metal powder; the method comprises the following steps: determining start and end points of a crack trend according to a crack surface opening trend to be detected, drawing a midperpendicular of a connecting line of the start and end points as a first measuring line, detecting from two end points of the first measuring line to a crack opening position along the first measuring line by using an electromagnetic wave radar detector, and recording the position and depth of a first fluctuation point on a radar development map; taking the first measuring line as a reference line to rotate to make a plurality of new measuring lines, and obtaining the position and depth of a first fluctuation point of each new measuring line; and sequencing the fluctuation points according to a measuring line sequence, and drawing a connection graph, namely an inclined crack ...

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07-07-2023 дата публикации

Multi-stage on-satellite calibration device for increasing calibration speed

Номер: CN116399454A
Принадлежит:

The invention relates to a multi-stage on-satellite calibration device for increasing calibration speed, which comprises a black body, a controller, a temperature control element, a temperature sensor, a rope, a mounting plate, an angle fixing seat and a fixing cylinder on the mounting plate, a limiting block, a rubber mat, a motor and a transmission mechanism, and multiple layers. And the rope passes through the through holes in the four bosses of the black body and then is connected with the four corner fixing seats on the mounting plate. And the rope is finally wound on the fixed cylinder for dispensing and fixing after being tensioned. The four limiting blocks are fixed above the four bosses of the black body, the black body is limited between the limiting blocks and the mounting plate, the sides, facing the black body, of the limiting blocks and the mounting plate are each locally provided with a flexible gasket, and the temperature control element and the high-precision temperature ...

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06-06-2023 дата публикации

Multifunctional motor-generator test system and method

Номер: CN116224059A
Принадлежит:

The invention discloses a multifunctional motor-generator test system and method. The test system comprises a squirrel-cage motor, a wound-rotor motor, a first converter, a second converter, a DC/DC converter and an independent load. Wherein the squirrel-cage motor and the winding type motor are in transmission connection through a mechanical shaft; the rotor side of the winding type motor is selectively connected with one of the second converter, the DC/DC converter and the short circuit end; the stator side of the wound-rotor motor is selectively connected with one of a second converter, a power grid, an independent load and a short circuit end; the current input end of the squirrel-cage motor is connected with the first converter, and the other end of the first converter is connected with the second converter and the DC/DC converter. Functions of existing motor dragging experiment equipment and motor power generation experiment equipment are integrated, the number of the experiment equipment ...

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28-07-2023 дата публикации

Flexible attaching layer carrying system and attaching method based on unmanned aerial vehicle ejection

Номер: CN116500041A
Принадлежит:

The invention relates to the technical field of building hidden defect detection, and discloses a flexible fitting layer carrying system based on unmanned aerial vehicle ejection, which comprises a fitting layer carrying bin, an ejection device, an RTK space positioning module, an environment sensing module and an ejection sensor, and a pasting part is arranged at the edge of the intrinsic viscous force paste and adheres to the inner wall of the attaching layer carrying bin, and an elastic ball is arranged on one side of the intrinsic viscous force paste. According to the flexible attaching layer carrying system based on unmanned aerial vehicle ejection and the attaching method, the marking ruler can be conveniently and efficiently attached to the structural surface through the unmanned aerial vehicle, the marking ruler can be tightly attached to the surface of the structural body, and a user can conveniently use the flexible attaching layer carrying system.

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14-07-2023 дата публикации

Nursing bed for scoliosis

Номер: CN116421421A
Принадлежит:

The invention relates to the technical field of nursing beds, and particularly discloses a nursing bed for scoliosis, which comprises a bed body frame, a bed head frame, anti-falling frames arranged on two sides of the bed body frame, and a bed body moving lifting frame arranged at the bottom of the bed body frame, the fixed plate is arranged on the bed body moving and lifting frame, the composite multi-position bed plate structure is arranged on the bed body frame, and the fixed plate and the composite multi-position bed plate structure are provided with air cylinders; the composite multi-body-position bed board structure comprises a first-layer bed board structure and a second-layer bed board structure fixedly connected with the first-layer bed board structure in an up-down mode, and the first-layer bed board structure is of a left-right hinged structure and is provided with a spinal line vibration ball and a telescopic air cylinder used for enabling the second-layer bed board structure ...

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16-05-2023 дата публикации

Luminescent auxiliary material containing arylamine group as well as preparation method and application of luminescent auxiliary material

Номер: CN116120265A
Принадлежит:

The invention discloses a light-emitting auxiliary material containing an arylamine group, and the structural general formula of the light-emitting auxiliary material is as shown in formula I. In the formula I, ring A is substituted or unsubstituted C6-C20 aryl; x is any one of O, S,-C (R1) (R2)-and NR3; r < 1 > to R < 3 > independently represent any one of a substituted or unsubstituted C1-C12 alkyl group, a substituted or unsubstituted C6-C18 aryl group and a substituted or unsubstituted 3-membered to 30-membered heteroaryl group; r is any one of a substituted or unsubstituted C1-C10 alkyl group, a substituted or unsubstituted C6-C30 aryl group, and a substituted or unsubstituted 3-membered to 30-membered heteroaryl group. The light-emitting auxiliary material has a high glass transition temperature, and through device structure optimization, the service life of an OLED device can be effectively prolonged, the light-emitting efficiency of the OLED device can be effectively improved, and ...

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28-07-2023 дата публикации

Organic compound, preparation method thereof and organic electroluminescent device

Номер: CN116496212A
Принадлежит:

The invention belongs to the technical field of luminescent materials, and particularly relates to an organic compound, a preparation method thereof and an organic electroluminescent device. The invention provides a novel efficient organic compound and a preparation method thereof. The molecular structure has smoother spatial conformation and better crystallinity, and is beneficial to forming a compact and uniform film; according to the organic electroluminescent device prepared from the organic compound, the service life is prolonged, the luminous efficiency is improved, and the required driving voltage is reduced.

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13-06-2023 дата публикации

Surrounding rock monitoring index effectiveness evaluation method

Номер: CN116258071A
Принадлежит:

The invention relates to a surrounding rock monitoring index effectiveness evaluation method which comprises the following steps: acquiring various monitoring index data of a certain section of a tunnel, and dividing a surrounding rock deformation process into a plurality of damage stages according to the sudden change condition of surrounding rock displacement; establishing a two-dimensional table for each section for storing section monitoring data; and inputting one or more monitoring index columns in the two-dimensional table as data features and the damage stage columns as data labels into a machine learning model, classifying the data features according to the data labels, obtaining a prediction precision matrix of surrounding rock damage judgment, obtaining significance scores of the data features, and determining the effectiveness of the monitoring indexes. According to the method, effectiveness evaluation can be carried out on indexes for monitoring surrounding rock information ...

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23-05-2023 дата публикации

Luminescent auxiliary material, preparation method thereof and organic electroluminescent device

Номер: CN116143765A
Принадлежит:

The invention relates to the technical field of organic photoelectric materials, in particular to a light-emitting auxiliary material, a preparation method thereof and an organic electroluminescent device. The invention provides a light-emitting auxiliary material. The light-emitting auxiliary material has a structure as shown in a formula I, the light-emitting auxiliary material is an organic electroluminescent compound containing a triarylamine functional group, so that the hole transport efficiency is greatly improved, molecules are not easy to crystallize and aggregate, and the yield of manufactured organic EL elements is higher. Meanwhile, the branched chains of the compound are radial, so that the distance between molecules is increased, and the compound disclosed by the invention has higher Tg temperature and smaller intermolecular acting force. The intermolecular acting force is small, so that the light-emitting auxiliary material has low evaporation temperature. The organic light-emitting ...

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04-08-2023 дата публикации

Social network user loyalty analysis method, analysis system and computer medium

Номер: CN116542803A
Принадлежит:

The invention belongs to the field of user loyalty analysis, and discloses a social network user loyalty analysis method. Comprising the following steps: extracting member behavior data and relation data among members in a social network, and establishing a weighted directed multilateral graph to represent a dynamically developed social network topological graph; according to the method, social network loyalty evaluation parameters of members at each node of the social network are calculated, each node obtains loyalty degrees of different degrees from neighbor nodes according to the relation among the members, namely the direction and the weight of weighted edges, the loyalty degrees of different degrees are spread to the neighbor nodes, and finally the loyalty degree of each member is calculated. According to the social network member loyalty analysis method based on the network topology structure, the behavior loyalty of the members in the social network is quantitatively evaluated through ...

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23-06-2023 дата публикации

Electronic information transmission processing system

Номер: CN116308087A
Принадлежит:

The invention discloses a transmission processing system for electronic information. The transmission processing system comprises an information acquisition terminal, a signal processing circuit, a wireless communication module, a controller, a TTL level conversion circuit, a serial port server, a router and a processing terminal server, according to the transmission processing system, through intelligent management of emergency materials, based on a two-dimensional code scanning device, an RFID tag scanner and a camera probe, real-time automatic information collection of warehousing materials is achieved, safe and accurate transmission processing of electronic information is achieved, and inaccuracy of human resources and information is greatly reduced; one-time multi-batch accurate warehousing of materials is realized, automatic recording of material information can be quickly realized, and the material information is safely, efficiently and quickly transmitted to a management terminal ...

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