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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 6. Отображено 6.
03-02-2010 дата публикации

3D detection method for rail surface defects

Номер: CN0101639452A
Принадлежит:

The invention relates to a 3D detection method for rail surface defects, which can realize 3D defect online detection on four surfaces of a rail. The method comprises the following steps: laser line light sources are respectively arranged on the top surface, the bottom surface and the two sides of the rail, and the laser lines emitted by the four laser line light sources form a closed curve; meanwhile, 8 area-array CCD cameras are arranged around the rail so as to synchronously acquire a closed area formed by the laser lines; and transferring the laser line image acquired by the camera to a computer, and judging the change condition of a laser line coordinate by extracting the laser lines to detect the 3D defects on the rail surface. In the invention, the method helps transform depth variable quantity of the rail surface into a 2D gray scale image, and detect the 3D defects on the rail surface by a distribution map of surface depth variation so as to detect a defect area by an image processing ...

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15-06-2011 дата публикации

Environment protection heat-proof acrylic resin insulation paint

Номер: CN0101255299B
Принадлежит:

The invention discloses an environment-friendly heat-proof acrylic resin insulating coating, comprising nm inorganic modified acrylic acid latex, nm acrylic acid resin, inorganic filler, curing agent, wherein the weight ratio of nm inorganic modified acrylic acid latex, nm acrylic acid resin, inorganic filler and curing agent is 10-40:20-40:20-40:5-15. The coating has no chromate and the adhesiveforce thereof can be 1 lever, and the interface resistance is above 800 omega.mm2, with excellent waterproof and antirust property. The coating does not come off after annealing at 750 degree with good interface resistance and corrosion resistance.

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03-09-2008 дата публикации

Environment protection heat-proof acrylic resin insulation paint

Номер: CN0101255299A
Принадлежит:

The invention discloses an environment-friendly heat-proof acrylic resin insulating coating, comprising nm inorganic modified acrylic acid latex, nm acrylic acid resin, inorganic filler, curing agent, wherein the weight ratio of nm inorganic modified acrylic acid latex, nm acrylic acid resin, inorganic filler and curing agent is 10-40:20-40:20-40:5-15. The coating has no chromate and the adhesive force thereof can be 1 lever, and the interface resistance is above 800 omega.mm2, with excellent waterproof and antirust property. The coating does not come off after annealing at 750 degree with good interface resistance and corrosion resistance.

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03-09-2008 дата публикации

Non-oriented electrical steel chromium-free insulation paint

Номер: CN0101255298A
Принадлежит:

The invention discloses a kind of non oriented electrical steel non chrome insulating coating, comprising metal phosphate, organic resin, molybdenate, wherein the weight ratio of the metal phosphate, organic resin and molybdenate is: 1:0.1-2:0.0005-0.2. The coating does not come off after annealing at 750 degree with good interface resistance and corrosion resistance when the environmental protection is ensured.

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10-02-2010 дата публикации

On-line detection method for continuous plate blank surface crack

Номер: CN0101644684A
Принадлежит:

The invention relates to an on-line detection method for continuous plate blank surface crack which can realize on-line crack detection on high temperature casting blank and can simultaneously detectcracks in the whole width direction of the casting blank and the cracks at two corners and side surfaces. The method uses a green laser line light source as a lighting device, collects a high temperature casting blank surface image by a linear array CCD camera, uses the difference existing in the wavelength of green lights sent out by the laser and background lights on the surface of the high temperature casting blank, adds a narrow-band color filter before the linear array CCD to filter the background lights on the surface of the high temperature casting blank, thus obtaining a gray level image which reflects the surface condition of the high temperature casting blank, and adopts an image processing algorithm to obtain the crack situation of the casting blank surface. The method is simpleand ...

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24-11-2010 дата публикации

Non-oriented electrical steel chromium-free insulation paint

Номер: CN0101255298B
Принадлежит:

The invention discloses a kind of non oriented electrical steel non chrome insulating coating, comprising metal phosphate, organic resin, molybdenate, wherein the weight ratio of the metal phosphate, organic resin and molybdenate is: 1:0.1-2:0.0005-0.2. The coating does not come off after annealing at 750 degree with good interface resistance and corrosion resistance when the environmental protection is ensured.

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