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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 15. Отображено 15.
25-04-2023 дата публикации

Vacuum damping machine fault prediction method

Номер: CN116007973A
Принадлежит:

The invention provides a vacuum damping machine fault prediction method, which comprises the following steps of: arranging sensors on a transmission shaft, a bearing, a graphite sleeve and a coupling of a vacuum damping machine to detect vibration signals of key points when equipment runs; performing wavelet de-noising processing on the vibration signal, and performing wavelet packet decomposition on the de-noised vibration signal to obtain energy distribution characteristics of different frequency bands; and distinguishing different fault types according to different distribution features, and inputting feature values representing the fault types into a preset BP neural network for fault diagnosis and fault prediction. The failure rate of the vacuum moisture regaining equipment can be effectively reduced, and the production efficiency is improved.

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13-06-2023 дата публикации

High-transparency and high-wear-resistance PE material and preparation method thereof

Номер: CN116253942A
Автор: ZHAO CHUNYUAN
Принадлежит:

The invention relates to the technical field of PE materials, in particular to a high-transparency and high-wear-resistance PE material and a preparation method thereof. The high-transparency and high-wear-resistance PE material provided by the invention comprises the following components in parts by mass: 100 parts of a plastic base material; 20 to 40 parts of bisphenol A type PC (Poly Carbonate); 1-3 parts of a compatilizer; 1-3 parts of polyvinyl alcohol; wherein the plastic base material comprises HDPE (high-density polyethylene) accounting for 75% or above of the mass of the plastic base material. The PE material disclosed by the invention can give consideration to wear resistance and high light transmittance, and has a good application prospect.

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06-06-2023 дата публикации

Method for acquiring data of acquisition end by server

Номер: CN116233029A
Принадлежит:

The invention provides a method for a server to acquire data of an acquisition end, which comprises the following steps: establishing a data acquisition system based on Ethernet, sending the data acquired by acquisition equipment to a switch through the Ethernet, and connecting the server to a network port of the switch through the Ethernet; the method comprises the following steps: establishing network connection between a switch and a data receiving and analyzing module, using a Netty framework as a monitoring port of a server in a data acquisition and analyzing module, and during data transmission, polling a data channel by a receiving thread group of Netty and extracting data from a buffer area into the data receiving and analyzing module; carrying out protocol analysis on the data by utilizing an architecture of a pipeline filter, packaging the data into a unified data model, and pushing the data to Topic of a distributed message queue Kafka; and the data processing node is used as ...

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06-01-2016 дата публикации

Interactive type crib bell

Номер: CN0204932833U
Автор: ZHAO CHUNYUAN
Принадлежит:

The utility model discloses an interactive type crib bell, including the mount with rotationally hang the swivel mount on the mount, be equipped with two at least one end on the swivel mount and fix and hang the arm at the swivel mount other end to what the direction of keeping away from the swivel mount was extended, each has all hung pendant and pull ring on hanging the arm, the pull ring is restricted through elasticity and is hung hang on the arm to the height that highly is less than the pendant of pull ring. The beneficial effects of the utility model are that: through hang the pull ring on hanging the arm to the height that highly is less than the pendant of pull ring makes the pull ring can conveniently to fix wrist or ankle department the baby, and the arm is hung in the pulling of baby's accessible pull ring, hangs the arm in order to sway, thereby makes the swivel mount motion, and the sounding, thus realize with baby's interdynamic, can fix steadily and prevent the horizontal ...

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11-07-2023 дата публикации

Temperature sensor calibration method, terminal device and storage medium

Номер: CN116412937A
Принадлежит:

The invention relates to a temperature sensor calibration method, terminal equipment and a storage medium, and the method comprises the steps: collecting a measurement value of a temperature sensor and a corresponding real temperature value, carrying out the compensation of the measurement value of the temperature sensor through a humidity compensation mode, and enabling the compensated measurement value and the corresponding real temperature value to form a training set; constructing a neural network model, setting the input of the model as the compensated measurement value and the output as the corrected temperature value, training the model through the training set to enable the difference between the corrected temperature value and the real temperature value to be minimum, and taking the trained model as a temperature calibration model; and after compensating the measured value of the temperature sensor to be calibrated, inputting the measured value into the temperature calibration ...

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01-05-2018 дата публикации

Device in record consumptive material life -span

Номер: CN0207300882U

The utility model relates to a consumptive material life -span field of monitoring relates to a device in record consumptive material life -span especially. The utility model discloses a device in record consumptive material life -span, including light emission unit, light receiving unit, photosensitive discoloration unit and main control unit, the photosensitive discoloration unit is fixed to beset up on waiting to take notes the consumptive material, the main control unit is according to waiting that the life -span consumption condition control light emission unit who takes notes the consumptive material launches corresponding light to photosensitive discoloration unit to reflect to light receiving unit by the photosensitive discoloration unit, light receiving unit converts the reverberation into electric signal transmission and gives the main control unit, the reflectivity of photosensitive discoloration unit can be regarded as to the main control unit according to the photometry of ...

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17-08-2021 дата публикации

Photoelectric signal anomaly detection method, device and equipment applied to tobacco equipment

Номер: CN113264339A
Принадлежит:

The invention discloses a photoelectric signal anomaly detection method, device and equipment applied to tobacco equipment. The concept of the method lies in that the states of upstream and downstream materials in a specific photoelectric detection area are detected in real time to trigger an anomaly judgment mechanism to start; the accumulated discharging time of the photoelectric detection area is investigated in the anomaly judgment process; after the preset empty time of the area is reached or exceeded, whether the actually measured signal of a photoelectric tube at this position is true and effective or not is detected, namely that if the photoelectric signal prompts that no material exists in the current area, it shows that the photoelectric signal is normal; and otherwise if the photoelectric signal prompts that the material still exists in the area, it shows that the photoelectric signal of the area is abnormal . According to the method, the real state of the related photoelectric ...

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27-03-2018 дата публикации

Storage leaf cabinet ration ejection of compact control system on tobacco throwing line

Номер: CN0207142327U

The utility model discloses a storage leaf cabinet ration ejection of compact control system on tobacco throwing line, including the PLC controller, set up the bearing wheel of the one end of the tailband driving motor's that is storing up the leaf cabinet pivot, even a plurality of on encircleing the external circle side wall who sets up at bearing wheel is surveyed the device and is set up thelateral wall that is storing up the leaf cabinet on and the proximity switch that is just corresponding with sense terminal and bearing wheel's external circle side wall, proximity switch's inductionsignal output end is connected with the sensing signal input of PLC controller, and the control signal output of PLC controller is connected with the control signal input that stores up leaf tail banddriving motor cashier's office in a shop, survey the number of times that the device turned over through proximity switch response tail band driving motor when rotating to constitute the functioningspeed ...

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28-10-1998 дата публикации

Electric hoist with chain ring and nutation speed reduction

Номер: CN0002295730Y

The utility model relates to an electric hoist with a nutation speed reduction loop chain. The utility model which is provided with a nutation bevel gear driving speed reducer with an overload protecting clutch device and a leading chain limiting device comprises an upper leading chain rack, a lower leading chain rack, a limiting lever, a travel switch, a leading chain sleeve, and a leading chain spring. The utility model which has the advantages of compact structure, small size, light weight, convenient and reliable use, good performance for overload protection, and good performance for the leading chain limiting device.

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04-04-2023 дата публикации

Cigarette manufacturing equipment health state prediction method based on active parameters

Номер: CN115907225A
Принадлежит:

The invention discloses a cigarette manufacturing equipment health state prediction method based on active parameters, and the main design concept of the method is that respective LSTM neural network models are respectively established for each type of active parameters, and different influences of different active parameters on the health state of production equipment are fully considered; the LSTM network models of the multiple different active parameters are integrated, the multiple active parameters are integrated for fault prediction, feature representation caused by the active parameters is more comprehensive, and therefore prediction precision is improved; besides, aiming at the unstable equipment state, a GMP mechanism is adopted to carry out fuzzy processing, so that the fault condition closer to the real condition is speculated, and a final maintenance scheme is generated. According to the invention, the equipment maintenance cost in the production process of the manufacturing ...

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23-04-2014 дата публикации

Tobacco shred structure adjusting equipment

Номер: CN103734900A
Принадлежит:

Tobacco shred structure adjusting equipment comprises a feeding belt conveyor, a shred breaking device, a discharging belt conveyor, a guiding groove and a fixed frame. The feeding belt conveyor is located on the upper left portion of the discharging belt conveyor, one end of the feeding belt conveyor is connected with the upper end of the shred breaking device, the other end of the feeding belt conveyor is connected with the upper end of the guiding groove, and the lower end of the shred breaking device and the lower end of the guiding groove are both connected with the discharging belt conveyor. The tobacco shred structure adjusting equipment is characterized in that the shred breaking device is composed of a shred evening roller, a shred feeding roller, a shred breaking roller, driving motors and a protective cover, the three rollers are arranged in mutual parallel and the same in length, the end faces on the same sides of all the rollers are flush with one another, and each roller is ...

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04-07-2023 дата публикации

Cigarette cut tobacco appearance quality online control system and method based on edge calculation

Номер: CN116382212A
Принадлежит:

The invention relates to a cigarette cut tobacco appearance quality online control system and method based on edge calculation. The system comprises an actual measurement unit, a data generation unit and a processor, the actual measurement unit is used for monitoring the cigarette cut tobacco making system, generating the waste cut tobacco proportion of the cigarette cut tobacco making system within first preset time and sending the waste cut tobacco proportion to the processor; the data generation unit is used for acquiring a compilation range and an expansion range based on a preset data acquisition method, and sending the compilation range and the expansion range to the processor; and after receiving the waste silk proportion, the competing range and the expansion range, the processor carries out judgment based on a preset overhaul judgment method and generates an overhaul signal. According to the method, the whole silk making process is judged according to the waste silk proportion, ...

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21-07-2023 дата публикации

Charging pump motor operation state diagnosis method

Номер: CN116464626A
Принадлежит:

The invention discloses a charging pump motor operation state diagnosis method, and the main design conception of the invention lies in that data is acquired through OPC, the relationship between the frequency and the flow of a charging pump motor in the production process is determined, and a theoretical flow value is calculated to be compared with an actual value, so that possible faults are judged. Obtaining a theoretical flow value by monitoring the relationship between the frequency of a feed pump motor and the feed liquid flow so as to judge whether abnormity occurs or not, adjusting the frequency of the feed pump motor when the abnormity occurs, and providing a processing means reference; therefore, the process quality problem possibly caused by unstable feeding flow in the feeding process can be effectively controlled, the feed liquid flow can be adjusted in time, the tobacco feeding and perfuming process is more stable and uniform, and the process quality of products is effectively ...

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15-08-2023 дата публикации

Image acquisition optimization system based on robot vision

Номер: CN116600210A
Принадлежит:

The invention discloses an image acquisition optimization system based on robot vision, and relates to the technical field of image acquisition. Comprising an image acquisition module, an image segmentation unit, a background image acquisition unit, a target image acquisition unit, a target image analysis module and a target image optimization module. The image acquisition module is used for acquiring images by utilizing robot vision; the image segmentation unit is used for segmenting an image to obtain a sub-background image and a sub-target image; the background image acquisition unit is used for processing the segmented sub-background images to obtain a background image and sub-target images; the target image acquisition unit is used for acquiring a target image; the target image analysis module is used for analyzing the target image, obtaining the inclusion rate of the target image according to an analysis result, and generating an optimized target image; the target image optimization ...

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14-09-2011 дата публикации

High-frequency electrodeless lamp electromagnetic coupler with magnetic conducting structures

Номер: CN0102184836A
Принадлежит:

The invention relates to a high-frequency electrodeless lamp electromagnetic coupler with magnetic conducting structures. The coupler comprises a magnetic core, a heat conducting rod of which one end is arranged in the magnetic core and a coil which is encircled outside the magnetic core, wherein both ends of the magnetic core are provided with a magnetic conducting structure, and the magnetic conducting structures are convexly arranged on the magnetic core; and the coil is positioned between the magnetic conducting structures at both ends of the magnetic core. In the high-frequency electrodeless lamp electromagnetic coupler, the diameter of an electrodeless lamp bulb is not needed to be increased, and the volume of the lamp bulb is relatively small, so the cost of an electrodeless lamp is reduced along with the reduction in the manufacturing cost of the lamp bulb; and the volume of the lamp bulb is not needed to be increased, so the problem that the lamp bulb blocks more light rays due ...

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