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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 9. Отображено 9.
19-02-2014 дата публикации

Inertia flywheel set device with rotational inertia adjustable

Номер: CN103592118A
Автор: LEI XUEMEI, ZHOU HONGBO, GE YUZHU
Принадлежит:

The invention provides an inertia flywheel set device with rotational inertia adjustable. The inertia flywheel set device with the rotational inertia adjustable comprises a rotating main shaft, a flywheel sheet and a flywheel sheet demounting mechanism, wherein the flywheel sheet can be fixedly arranged on a protruding part of the rotating main shaft in a detachable mode, and the flywheel sheet demounting mechanism is arranged to enable the flywheel sheet to move in the axial direction and can fix the flywheel sheet. The flywheel sheet demounting mechanism comprises a flywheel sheet demounting disc and a mounting support, wherein the flywheel sheet demounting disc strides over the rotating main shaft and is arranged to be parallel to the flywheel sheet, and the mounting support is arranged at the two ends of the flywheel sheet demounting disc and is used for supporting the flywheel sheet demounting disc. A moving body is arranged on a linear guideway arranged on the mounting support, and ...

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Номер записи: 1
30-05-2023 дата публикации

Gear-driven ultra-compact centrifugal compressor

Номер: CN116181668A
Автор: LEI XUEMEI, GE YUZHU, DU HAIYING, FANG ZHIXIANG
Принадлежит:

The gear-driven ultra-compact centrifugal compressor comprises a high-speed permanent magnet synchronous motor, a step-up gear box and a pneumatic acting assembly which are integrally designed, the high-speed permanent magnet synchronous motor comprises a driving shaft, a motor rotor assembly, a motor stator and a motor shell, and the motor rotor assembly is arranged on the driving shaft; the motor stator is arranged on the outer side of the motor rotor assembly, the motor stator and the motor rotor assembly are coaxial, the motor shell is arranged on the outer side of the high-speed permanent magnet synchronous motor, the high-speed permanent magnet synchronous motor is connected with the step-up gear box through a driving shaft, and a driving large gear of the step-up gear box is arranged on the driving shaft of the high-speed permanent magnet synchronous motor. And an impeller of the pneumatic acting assembly is arranged on a high-speed output gear shaft of the step-up gear box. The ...

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Номер записи: 2
19-05-2023 дата публикации

Oil-gas lubricating and cooling device and method for gear transmission device

Номер: CN116136257A
Автор: GE YUZHU, LEI XUEMEI
Принадлежит:

The invention discloses an oil-gas lubrication cooling device and method for a gear transmission device, and the method comprises the steps that an oil-gas lubrication system is used for providing an oil-gas mixture for a gear oil-gas nozzle and a bearing oil-gas nozzle respectively, and the gear oil-gas nozzle sprays the oil-gas mixture provided by the oil-gas lubrication system onto the tooth surface of a gear; the bearing oil-gas nozzle sprays an oil-gas mixture provided by the oil-gas lubricating system onto each rolling bearing; a compressed air system is used for providing cooling air for an end face cooling nozzle and a top cooling nozzle, a fan cooling system sucks mixed hot air with oil gas in a transmission gear box through an air suction opening to cool a gear, and the interior of a gear transmission box body is in a negative pressure environment state; and the mixed hot gas with oil and gas is subjected to oil-gas separation and recovery through the oil-gas separator. The lubricating ...

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Номер записи: 3
07-01-2015 дата публикации

Heat radiator of high-speed flywheel panel

Номер: CN104266794A
Автор: LEI XUEMEI, GE YUZHU, ZHOU HONGBO, LI YI
Принадлежит:

The invention relates to a heat radiator of a high-speed flywheel panel. The heat radiator of the high-speed flywheel panel comprises an installation base, a box body, a flywheel panel and a main shaft, wherein the box body, the flywheel and the main shaft are arranged on the installation base. The heat radiator of the high-speed flywheel panel is characterized in that an air inlet and an air outlet separated by a separating plate and an air guide plate are formed in the upper portion of the box body, and air flow guide plates are arranged at two right-angle corners of the lower portion of the box body; in order to prevent foreign matter from entering the box body, steel plate nets are arranged on the air inlet and the air outlet of the box body and are fixedly fastened to the box body through screws; silencing plates are arranged on the inner wall of the box body, two lateral surfaces of the separating plate and the inner side surface of the air guide plate respectively. According to the ...

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Номер записи: 4
28-01-2015 дата публикации

Gear transmission shaft device

Номер: CN104315111A
Автор: GE YUZHU, LEI XUEMEI, YANG ZIWEN
Принадлежит:

The invention relates to a gear transmission shaft device. The gear transmission shaft device comprises a box body and a gear transmission shaft which is arranged in the box body, and is characterized in that the gear transmission shaft consists of a gear, a large shaft and a small shaft, the gear transmission shaft is sequentially provided with a cylindrical roller bearing, a spacing sleeve, a conical roller bearing A, a spacing ring and a conical roller bearing B, which are tightened onto the gear transmission shaft; a convex ring of an inner cavity of the box body is provided with a spring concave cavity for installing a spring and a circumferential annular groove which is provided with a retainer ring. The gear transmission shaft device is simple in structure and easy to manufacture and assemble; by adopting the supporting of the cylindrical roller bearing and two back-to-back conical roller bearings, the gear transmission shaft can bear large radial force and axial force at the high ...

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Номер записи: 5
10-06-2015 дата публикации

Display device and display control method

Номер: CN104700798A
Автор: LEI XUEMEI, FAN WEIFENG
Принадлежит:

The invention discloses a display device and a display control method and belongs to the technical field of display. The display device comprises a display screen, at least one trigger element, a control signal generator and a display control circuit, and the display screen comprises at least two display regions; the at least one trigger element is used for generating a corresponding display region lightening signal according to the trigger operation of a user; the control signal generator is used for opening the corresponding switch signal according to the display region lightening signal provided by the at least one trigger element; the display control circuit comprises a gate driver and a source driver, and the region surrounded by two adjacent data lines and two adjacent gate lines in a mutual crossing mode forms a pixel unit; the display control circuit is used for controlling to drive the corresponding pixel unit of the corresponding display region to be lightened to work to lighten ...

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Номер записи: 6
14-04-2023 дата публикации

Preparation and application of integrated porous electric heating anti-icing and deicing material

Номер: CN115960385A
Автор: QI HUIMIN, GU XINGSHI, YU JIAXIN, GU JIANZHEN, ZHANG YAFENG, LEI XUEMEI
Принадлежит:

The invention discloses a preparation method and application of an integrated porous electric heating anti-icing and deicing material, and the preparation method comprises the following steps: step 1, infiltrating the end part of a porous PDMS material into conductive silver paste, carrying out ultrasonic infiltration, and then carrying out vacuum drying for later use; 2, copper foils are placed on the two sides of the end face, soaked with the conductive silver paste, of the material subjected to vacuum drying in the step 1, the end face is coated with graphene conductive liquid, a conductive coating is formed, and then drying and curing are conducted; and step 3, coating an insulating layer on the surface of the conductive coating in a spin coating manner, and then drying and curing to obtain the integrated porous electric heating anti-icing and deicing material. The integrated porous electric heating anti-icing and deicing material prepared by the invention can be used for electric heating ...

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Номер записи: 7
23-05-2023 дата публикации

Integrated lubricating method for ultra-compact high-speed centrifugal compressor

Номер: CN116146525A
Автор: LEI XUEMEI, GE YUZHU, DU HAIYING, YAN DONG
Принадлежит:

The invention provides an integrated lubricating method for an ultra-compact high-speed centrifugal compressor, and belongs to the technical field of centrifugal compressors, the ultra-compact high-speed centrifugal compressor comprises a high-speed permanent magnet synchronous motor, a gear speed-increasing gearbox, a pneumatic acting element and a lubricating oil filter, the high-speed permanent magnet synchronous motor is fixedly connected with the gear speed-increasing gearbox, and the pneumatic acting element is fixedly connected with the lubricating oil filter. The gear speed increasing box is fixedly connected with the pneumatic acting element, the lubricating oil filter is fixedly arranged on the high-speed permanent magnet synchronous motor, the high-speed permanent magnet synchronous motor is provided with a motor shell, a motor shell lubricating oil flow channel is arranged in the motor shell, and the high-speed permanent magnet synchronous motor is communicated with the lubricating ...

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Номер записи: 8
30-09-2015 дата публикации

Display panel flicker degree adjusting device and method

Номер: CN104952419A
Автор: LEI XUEMEI
Принадлежит:

The invention discloses a display panel flicker degree adjusting device and method. The display panel flicker degree adjusting device comprises a collection unit, a signal conversion unit connected with the collection unit, and a controller connected with the signal conversion unit, wherein the controller comprises a Fourier transformation module, a flicker degree calculation module, a judgment module and a comparison module; the collection unit is used for collecting luminance signals of a picture to be tested; the signal conversion unit is used for converting analog electronic signals into digital signals; the Fourier transformation module is used for conducting fast Fourier transformation on the digital signals to obtain frequency domain space; the flicker degree calculation module is used for calculating all relative flicker degrees of the picture to be tested under public electrode voltages in sequence; the comparison module is used for acquiring the public electrode voltage corresponding ...

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Номер записи: 9