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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 6. Отображено 6.
28-04-2023 дата публикации

Three-dimensional ultrasonic array signal positioning detection method and device

Номер: CN116027271A
Автор: TIAN TIAN, ZHOU XIU, BAI JIN, XIANG ZHONGHUA, CHEN BIAO, LUO YAN, MA KUI, HE NINGHUI, ZHANG QINGPING, SUN SHANGPENG, YU JIAYING, ZHANG HENG, LIU WEIFENG, DONG TIANYU, LI XIAOWEI, YUE LIQIANG
Принадлежит:

The invention discloses a three-dimensional ultrasonic array signal positioning detection method and device, and the method comprises the steps: employing two array element groups which are fixed in position, the distance between the two array element groups is 2d, each array element group is internally provided with three equally-arranged array elements, the bottom parts of the array elements share an original point, and the included angle between each array element group and the normal line of the array element group is beta; the relation f between the amplitude characteristic of each array element in each array element group and the incident angle of the array element is determined in advance; determining an amplitude difference dA12 between the first array element and the second array element, and determining an amplitude difference dA23 between the second array element and the third array element; determining an incident angle of each array element and reference points x, y and z on ...

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Номер записи: 1
21-07-2023 дата публикации

Monitoring management method and system for steel box girder construction

Номер: CN116468694A
Автор: YAO XUECHUN, SONG PAN, YUAN BAO, LIU YAJIE, LU YOUYING, YUE LIQIANG, WANG YUN
Принадлежит:

The invention provides a monitoring management method and system for steel box girder construction, and relates to the technical field of data identification, and the method comprises the steps: setting an observation reference point based on real-time construction data, laying an image collection device according to the observation reference point, setting a settlement monitoring point and a settlement monitoring period, generating an identification number through a calibration device, and setting a settlement monitoring period according to the identification number; controlling the image acquisition device to perform image acquisition of the bracket upright post according to the settlement monitoring period, performing supervision verification of settlement measurement according to an image acquisition result and an identification number, outputting a first verification result, generating identification characteristics of a hoisting object based on real-time construction data, performing ...

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Номер записи: 2
05-06-2020 дата публикации

Direct insertion type LED (light-emitting diode) packaging release leakage-proof spraying device

Номер: CN0210675676U
Автор: NI DONGHUA, LIANG RONG, ZHAO YAZHEN, YUE LIQIANG, SUN FUTAO
Принадлежит: SUZHOU QUANLIXIN OPTOELECTRONICS TECH CO LTD, SUZHOU QUANLIXIN OPTOELECTRONICS TECHNOLOGY CO., LTD.

The utility model discloses a direct insertion type LED (light-emitting diode) packaging mold release leakage-proof spraying device. Included are a base and a rotating unit, wherein four mounting plates are arranged on the upper surface of the periphery of the base; a cover plate is arranged above the mounting plate; rotary unit: Each rotating unit comprises a fixing frame, a motor, a first fixingblock, a sliding groove, a second fixing block, a telescopic rod, a third fixing block, a movable rod and a rolling wheel. A fixing frame is fixed in the middle of the cover plate; a motor is fixed on the inner side of the fixed frame; a first fixing block is fixed in the middle of the lower surface of the cover plate; a sliding groove is formed in the first fixing block. A second fixed block isfixed at the end part of the motor output shaft; and a third fixing block is fixed to the right side of the second fixing block through a telescopic rod, a movable rod is fixed into the third fixing block ...

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Номер записи: 3
18-07-2023 дата публикации

Support stability evaluation method and system for ring buckle support construction

Номер: CN116452061A
Автор: WANG XIN, LIU YAJIE, YUE LIQIANG, LU YOUYING, WANG JUNYI, WU YINGJUN, ZHAO HAIFENG, ZHAO SHIYING
Принадлежит:

The invention provides a support stability assessment method and system for ring lock support construction, and relates to the technical field of stability assessment, comprising the steps of communicating a construction control center, interacting construction calibration data including load bearing data with position identifiers and support distribution data, performing support load bearing analysis, and determining the stability of the ring lock support. The method comprises the steps of determining support foundation stress information, conducting monitoring point position image collection, generating a monitoring point image set, executing abnormal feature recognition, generating first stability analysis data, conducting position detection to generate position abnormal features, generating second stability analysis data and generating a stability evaluation result of a support, according to the invention, the technical problem that the stability evaluation method of the buckle bracket ...

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Номер записи: 4
21-07-2023 дата публикации

Two-dimensional ultrasonic array signal positioning detection method and device

Номер: CN116466294A
Автор: ZHOU XIU, TIAN TIAN, BAI JIN, MA KUI, LUO YAN, CHEN BIAO, HE NINGHUI, XU YUHUA, ZHANG QINGPING, YU JIAYING, ZHANG HENG, MA YUNLONG, DONG TIANYU, LI XIAOWEI, YUE LIQIANG
Принадлежит:

The invention discloses a two-dimensional ultrasonic array signal positioning detection method and device, and the method comprises the steps: employing two array element groups with fixed positions, and enabling the distance between the two array element groups to be 2d; two array elements are arranged in each array element group, the normal lines of all the array elements in each array element group are in the same plane, and an included angle theta is formed between the normal line of each array element and the normal line of the array element group; the included angle of the first array element is theta, and the included angle of the second array element is-theta; determining an amplitude characteristic relation curve f of the array elements in each array element group in advance, and determining an amplitude difference dA, an included angle theta of the first array element and an included angle-theta of the second array element according to signal amplitudes detected by the two array ...

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Номер записи: 5
08-09-2020 дата публикации

Sewage treatment method and equipment for removing total nitrogen without external carbon source

Номер: CN0111635003A
Автор: ZHAO HONGWEI, YUE LIQIANG, TENG SHAOGANG
Принадлежит:

The invention discloses a sewage treatment method and equipment for removing total nitrogen without an external carbon source, wherein the method comprises the following steps: 1) dividing sewage fedby a water inlet pipe into four parts, respectively feeding into an anoxic tank and three aerobic tanks, feeding 70% of the sewage into the anoxic tank, and uniformly feeding the rest 30% of the sewage into the aerobic tanks; 2) after treatment in the anoxic tank, enabling the sewage to enter the aerobic tanks to be mixed and reacted with inflow water, enabling nitrifying bacteria to ammoniate ammonia nitrogen and organic nitrogen in the sewage into ammonia nitrogen, converting the ammonia nitrogen into nitrate through nitrification of nitrifying bacteria, and enabling a mixed solution in theaerobic tanks to flow back to the anoxic tank through a reflux device; 3) after the sewage is treated by the aerobic tanks, enabling the sewage to enter a sludge sedimentation tank, completing solid-liquid ...

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Номер записи: 6