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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 17. Отображено 17.
08-12-1999 дата публикации

Intelligent variable colour lens

Номер: CN0001237716A
Автор: GU HAIQING, HAIQING GU
Принадлежит:

The intelligent color changeable glasses are characterized by that a photoelectrochromism system is set on the support basis formed from mechanical structure, when the glasses are worn, under the condition of dark light the LCD optics keep colourless state or light colour, and when the light is brighter, the LCD optics become dark colour, and the brighter the light, the darker the LCD optics, sothat it can make eyes adapt the instant strong change of light.

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26-01-2011 дата публикации

Static safety analysis system of modularization power grid on basis of communication system

Номер: CN0101957891A
Принадлежит:

The invention is a design based on an intelligent design platform application system, belonging to the field of the application of the calculation analysis module of a power grid decision. The system adopts the hardware environment of a regional power grid dispatching decision support system, support platform software and data platform software, wherein the hardware part can be divided into computer network, data acquisition, real-time monitoring and control, historical data storage, network safety equipment, dispatcher workstation, maintenance workstation and the like, and the software of the system adopts a WINDOWS system, a database system Oracle, an advanced support platform and application software. Real-time data collected by a computer network and a data acquisition module is sent to a real-time monitoring and controlling module by being communicated with a communication server and is variedly processed and transformed; relevant parameters are stored in a historical data storage ...

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05-05-2023 дата публикации

High-stability material lifting and carrying equipment

Номер: CN116062651A
Принадлежит:

The invention relates to the technical field of article transfer, in particular to high-stability material lifting and carrying equipment which is simple in structure, can automatically lift a plastic box placed on the ground to a certain height and then move the plastic box, does not need to be manually carried by a user, reduces the labor intensity and is more convenient to use. Comprising a U-shaped rack, lifting plates and baffles are arranged on the two sides of the U-shaped rack in a sliding mode, supporting plates are arranged on the lifting plates in a sliding mode, and universal wheels are arranged at the bottom of the U-shaped rack.

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02-05-2023 дата публикации

Ground potential adding external damage prevention method for horizontal lightning arrester

Номер: CN116054065A
Принадлежит:

The invention discloses a ground potential adding external damage prevention method for a transverse lightning arrester, and the method comprises the steps: employing a special installation tool to enable an external damage prevention insulation device of the transverse lightning arrester to be disposed and adsorbed on an iron cross arm at the installation part of the transverse lightning arrester through a ground potential live installation mode on a pole; the special installation tool is composed of an installation head supporting column, a locking plate, an operation plate and a splicable operation rod. The locking plate and the operating plate are arranged on the mounting head supporting column up and down, two cylindrical heads are arranged at the head of the operating plate, and the bottom end of the mounting head supporting column is in threaded connection with the top end of the operating rod capable of being spliced. According to the ground potential installation external damage ...

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12-05-2010 дата публикации

PLC-based multilayered circulating type three-dimensional garage control system and working method thereof

Номер: CN0101706660A
Принадлежит:

The invention discloses a PLC-based multilayered circulating type three-dimensional garage control system, which consists of a PLC controller, a communication module, a circulating revolving mechanism, an upper industrial personal computer, an IC card interface circuit, an automatic detection system, an interface circuit, an IC card reader and a printer; the invention also discloses a working method comprising the following steps: (1) detecting the number of empty parking and the positions thereof; (2) detecting the length, width, height and weight of a loaded parked car; (3) when in picking up, detecting whether the car is taken away or not; and (4) detecting whether a parking board is in place or not. The invention has the advantages that: 1. intelligent control on in-and-out cars is realized; 2. the realization of expanding parking positions is relatively simple and convenient; and 3. the control effect is good, and the production cost and the running expense are low.

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10-09-2014 дата публикации

Rapid construction method for large-size temperature control in water conservancy project

Номер: CN104032741A
Принадлежит:

The invention relates to a rapid construction method for large-size temperature control in a water conservancy project. A rapid and easy opening-binding net is used for separation of an expansion joint so that the bur-removing procedure can be avoided and the problem that bonding of first-phase concrete and second-phase concrete is not tight can be solved; after the bur-removing procedure is avoided, the labor intensity is relieved, the construction time is saved, and therefore second-phase concrete pouring can be directly conducted when a support is detached, and particularly, the support can be detached in 24 hours to 48 hours after one-phase concrete pouring is accomplished. Thus, a construction period can be shortened, the time interval between twice pouring is shortened after the rapid and easy opening-binding net is used, the temperature of the first-phase concrete and the temperature of the second-phase concrete tend to be consistent, constraint of the first-phase concrete is reduced ...

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20-08-2008 дата публикации

Isomerism fabric sorting device

Номер: CN0101246128A
Принадлежит:

The present invention relates to a foreign fiber sorting device which comprises a white foreign fiber sorting component and a colored foreign fiber sorting component that are arranged in a same box body. The invention overcomes the disadvantages of interference between the ultraviolet light and the visible light, large volume of the device, low sorting accuracy, high production cost and the like in the existing technique, and has the advantages of effectively insulating the ultraviolet light and visible light, high sorting accuracy, compact confirmation, low cost and the like.

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22-08-2023 дата публикации

Intelligent operation electric hoist electric cabinet machining equipment

Номер: CN116619173A
Принадлежит:

The invention discloses intelligent operation electric hoist electric cabinet machining equipment which comprises an electric cabinet body and a U-shaped guide rail, the U-shaped guide rail is composed of an arc-shaped part in the middle and linear parts at the two ends, the linear parts at the two ends are perpendicular to each other, and the right-angle position of the outer wall to be polished on the electric cabinet body faces the U-shaped guide rail. A first sliding groove is formed in the side wall of the U-shaped guide rail, a second sliding groove is formed in the inner wall of the U-shaped guide rail, and the outer side of the U-shaped guide rail is sleeved with a moving frame; the right-angle welding position on the electric cabinet body is automatically polished and cleaned in a reciprocating arc-shaped polishing and flat polishing combined mode, the polishing mode can be effectively simplified, the polishing difficulty and the process complexity are reduced, manpower and time ...

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30-10-2020 дата публикации

Air pressure dust-free godet wheel device

Номер: CN0211814768U
Автор: KONG FENG, GU HAIQING

The utility model relates to an air pressure dust-free godet wheel device. The yarn guide wheel comprises a fixed support (1) and yarn guide wheel components (2) arranged on the two sides of the fixedsupport (1). A wire guide wheel (2.2) is arranged at the outer end of the adjusting shaft (2.1); a blind hole (3) is formed in the inner side of the godet wheel (2.2); a bearing (4) is arranged in the blind hole (3); a check ring (5) is arranged on the inner side of the bearing (4), the check ring (5) is fixedly connected with an adjusting shaft (2.1), an air compression air inlet (6) is formed in the middle of the long nut (1.2) and communicated with the interior of the long nut (1.2), and an air inlet channel (7) penetrating through the whole adjusting shaft (2.1) is formed in the center ofthe adjusting shaft (2.1). The air pressure dust-free godet wheel device can effectively prevent short thread flying catkin and floating dust in the air from entering the bearing, greatly prolongs the service ...

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25-04-2023 дата публикации

Electric hoist precision part assembling and forming equipment

Номер: CN116000596A
Принадлежит:

The invention relates to the technical field of assembling equipment, in particular to electric hoist precision part assembling and forming equipment which can achieve automatic feeding and assembling of sealing rings and improve the assembling efficiency of the sealing rings and sealing covers. Comprising a base, a rotating disc is rotationally installed on the base, multiple sets of clamping bases used for fixing a reducer sealing cover are arranged on the rotating disc, a support is further fixedly installed on the base, a driving mechanism is fixedly installed on the support, a cross beam is rotationally installed on the driving mechanism, and inner supporting claws are fixedly installed at the two ends of the cross beam; the linear motor is fixedly mounted on the base, and the output end of the linear motor is rotationally connected with the cross beam; a feeding mechanism is further fixedly mounted on the base, sealing rings are stacked in the feeding mechanism, and the feeding mechanism ...

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29-08-2023 дата публикации

High-voltage drainage wire clamp and live-line installation tool

Номер: CN116667011A
Принадлежит:

A rotating shaft through hole which horizontally penetrates through a wire clamping base is formed in the upper portion of the wire clamping base, and a tightening rotating shaft is horizontally and adjustably arranged in the rotating shaft through hole; a thread clamping structure is arranged at the lower part of the thread clamping base, and a puncture needle is arranged on the thread clamping structure; a pressing block is hung on the tightening rotating shaft and can move along with the tightening rotating shaft, a pressing structure facing the wire clamping structure is arranged at the bottom of the pressing block, and the pressing structure and the wire clamping structure are combined to form a wire clamping groove. The live-line installation tool comprises a wire clamp supporting rod, a ratchet socket wrench and a wrench operating rod. A working platform is arranged at the top of the wire clamp supporting rod, inserting feet and a supporting base are arranged on the working platform ...

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12-05-2010 дата публикации

Transformer operation control system based on RISC chip

Номер: CN0101707469A
Принадлежит:

The invention discloses a transformer operation control system based on an RISC chip. The control system comprises a CPU, a signal exchange board, a power supply unit, an analog quantity input unit, a switching value input unit, a switching value output unit, a communication unit and a keyboard/display unit. The transformer operation control system based on an RISC chip has the advantages that: 1. the reliability and the rapidity of relay protection action are improved; 2.the whole control system has good adjusting performance and reliability; and 3. the probability of accidents of production halts and the like brought by false tripping or failure to operate due to relay protection is reduced, so that the stability of a power grid is enhanced.

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14-07-2010 дата публикации

Isomerism fabric sorting device

Номер: CN0101246128B
Принадлежит:

The present invention relates to a foreign fiber sorting device which comprises a white foreign fiber sorting component and a colored foreign fiber sorting component that are arranged in a same box body. The invention overcomes the disadvantages of interference between the ultraviolet light and the visible light, large volume of the device, low sorting accuracy, high production cost and the like in the existing technique, and has the advantages of effectively insulating the ultraviolet light and visible light, high sorting accuracy, compact confirmation, low cost and the like.

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18-08-2023 дата публикации

10KV lightning protection device

Номер: CN116613719A
Принадлежит:

The 10KV lightning protection device comprises a hoop and a lightning protection device base installed on one side of the hoop, the lightning protection device base is vertically arranged, the upper half portion of the lightning protection device base is horizontally provided with a supporting insulator, and the lower half portion of the lightning protection device base is obliquely and downwards provided with a metal oxide lightning arrester body. The supporting insulator and the metal oxide lightning arrester body form a V-shaped layout, a high-voltage discharge ball is arranged at the front end of the supporting insulator, a lower drainage ball is arranged at the front end of the metal oxide lightning arrester body, the high-voltage discharge ball and the lower drainage ball are oppositely arranged, and the supporting insulator is connected with the high-voltage flexible lead. According to the invention, reliable lightning protection of the 10kv overhead line can be realized.

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23-06-2010 дата публикации

Low-frequency load reduction control system and working method thereof

Номер: CN0101752868A
Принадлежит:

The invention discloses a low-frequency load reduction control system, which consists of a storage unit, a DSP bus, a computing function module CPU1, a management function module CPU2, a data acquisition module, a watchdog, an optical isolation module, a switch input/output module, a dual-port RAM module, an RS232 interface unit, a keyboard, an indicator light and a liquid crystal screen. A working method thereof comprises the following steps: 1, adopting a low-frequency load reduction mode of 'an emergent wheel and a basic wheel and a backup wheel' to timely act; 2, judging again that whether power vacancy exists in the system; and 3, determining a load reduction range. The low-frequency load reduction control system has the advantages of high data processing capacity, high precision and accuracy, simple operation and self-checking and self-recovery functions.

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19-05-2010 дата публикации

Short circuit detection and protection system based on DSP

Номер: CN0101710687A
Принадлежит:

The invention discloses a short circuit detection and protection system based on DSP, which is composed of an analog channel processing unit, an A/D converter, a clock unit, a DSP central processing unit, a photoelectric isolation unit I, a photoelectric isolation unit II, a switching value input unit and a switching value output unit. The invention has the advantages that the short circuit detection and protection system overcomes the phenomenon that other fault current waveforms are easy to affect a short circuit current signal when the short circuit current signal is processed, thus improving the detection accuracy of the system; the short circuit detection and protection system takes DSP as a central processing chip, so that the system has great data processing amount, high instantaneity and precision, simple system structure and high cost performance, and the system rapidity is improved.

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28-04-2010 дата публикации

Cascade multilevel variable frequency speed control system based on phase-shifting SVPWM modulation method

Номер: CN0101699765A
Принадлежит:

A cascade multilevel variable frequency speed control system based on a phase-shifting SVPWM modulation method is composed of a main circuit, a control circuit and a sampling circuit of a frequency converter. The working procedure is as follows: (1) checking signals; (2) controlling a voltage feedforward decoupling type vector and outputting a PWM signal; (3) carrying out phase-shifting SVPWM output; and (4) outputting sinusoidal voltage with different frequencies and amplitudes to a motor and realizing the variable frequency speed control function, wherein the sinusoidal voltage is formed by overlapping the voltage output by each power unit. The invention has the advantages as follows: (1) the quality of electric energy of the output voltage of the frequency converter and the response speed and precision of the motor are improved; (2) the efficiency of output voltage is higher; and (3) the utility ratio of the voltage is higher.

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