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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 5. Отображено 5.
23-06-2023 дата публикации

Continuous casting automatic casting control method based on deep reinforcement learning

Номер: CN116274925A
Принадлежит:

The invention belongs to the technical field of metallurgical machinery and automation, and discloses a continuous steel casting automatic casting control method based on deep reinforcement learning, which comprises the following steps of: 1, establishing a crystallizer simulation model; step 2, according to the crystallizer simulation model, based on a Markov decision process, establishing an automatic casting control model of the crystallizer; and 3, training a stopper learning control strategy by using a TD3 algorithm according to the automatic casting control model of the crystallizer. The manufacturing method has the characteristics of self-learning and high precision, can adapt to technological parameters such as various steel types and pouring sections, and improves the intelligent level of continuous casting production.

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13-10-2010 дата публикации

Lightweight insulating brick and production process thereof

Номер: CN0101857400A
Принадлежит:

The invention relates to the field of building materials, in particular to a lightweight insulating brick. The lightweight insulating brick is prepared by mixing the following raw materials: 8 to 15 percent of gelled material, 30 to 50 percent of aggregate, 25 to 55 percent of lightweight material, 1 to 2 percent of aids and 3 to 4 percent of waterproof powder. Because lightweight materials of industrial and agricultural wastes are added into the lightweight insulating brick, the lightweight insulating brick changes waste into valuable, protects the environment, is energy-saving, insulates sound and heat, has strong insulating property and is warm in winter and cool in summer; and compared with an air-entrained cement building block, the lightweight insulating brick has the advantages of strong water resistance, water leakage resistance, high strength, strong safety, good compactness, slurry drop resistance, low investment and easy popularization.

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04-04-2023 дата публикации

Method for detecting liquid level of molten steel in slab crystallizer in casting process of continuous casting machine

Номер: CN115900880A
Принадлежит:

The invention belongs to the technical field of ferrous metallurgy, and particularly relates to a method for detecting the liquid level of molten steel in a slab crystallizer in the casting process of a continuous casting machine. The method comprises the following steps: acquiring size data of related equipment of a continuous casting machine, measuring the weight of molten steel in a steel ladle, acquiring the variation of the weight of the steel ladle along with time, acquiring the weight of the molten steel flowing into a tundish, and establishing and correcting a model for calculating the real-time liquid level height of the molten steel in the slab crystallizer; and calculating the liquid level of the molten steel in the slab crystallizer when the slab crystallizer molten steel liquid level detection sensor does not detect the molten steel by using the corrected model, and controlling the rising speed of the liquid level of the slab crystallizer. The liquid level detection of the ...

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16-09-2015 дата публикации

Hot compress physiotherapy health care control by temperature change water bag mattress

Номер: CN0204635700U
Принадлежит:

The utility model relates to a novel furniture and physiotherapy hot compress health care field, concretely relates to hot compress physiotherapy health care control by temperature change water bag mattress, it constitutes to be personally experienced sth. Part of the body by the mattress, its characterized in that: the mattress body is established to the six regionally, includes body portion control by temperature change water bag, left hand portion control by temperature change water bag, right hand portion control by temperature change water bag, head control by temperature change water bag, left foot portion control by temperature change water bag, right crus of diaphragm portion six regions of control by temperature change water water bag, the well upper portion of the mattress body is located to body portion control by temperature change water bag, the left side of body portion control by temperature change water bag is located to left hand portion control by temperature change water ...

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02-09-1998 дата публикации

Muff-coupling couple

Номер: CN0002289890Y
Принадлежит: LIAN TIANLONG

The utility model relates to a sheathing connector for assembling plate-shaped furniture without directions. The utility model is characterized in that both ends of a rod body are respectively provided with a reverse stopping clamp and a rod post; the reverse stopping clamp is provided with a sleeve barrel-shaped base; one end of the base is inserted with a back stopping ring; the middle of the back stopping ring is provided with a clamping hole which has a telescopic inclination angle; the diameter of the clamping hole is smaller than the rod diameter of the rod post; a clamping sleeve which can be pushed and moved is also penetrated in the base. The connector formed by the parts can be used for sheathing and combining plate-shaped furniture without directions.

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