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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 15. Отображено 15.
10-09-2014 дата публикации

Ship shaft generator system and control method thereof

Номер: CN104037799A
Автор: SHAO SHIYI, WU YUNXIANG, LAN JIANJUN, CHANG GUOMEI, LIU JINGPU, LIU YANG
Принадлежит:

The invention discloses a ship shaft generator system and a control method thereof, so as to solve the problems that seamless switching between power generation voltage and a frequency of brushless doubly-fed machine stator and voltage and frequency of a ship power station can not be realized in the prior art and the system can not operate stably when the ship load changes suddenly. The system mainly comprises a grid-connected device (11), an input filter unit (12), a grid-side power unit (13), a machine-side power unit (14), an output reactor (15) and a control system (17), wherein the grid-connected device is connected with the grid-side power unit via the input filter unit; the machine-side power unit is connected with a control winding (3) via the output reactor; and the grid-side power unit and the machine-side power unit are in back-to-back connection. An industrial PC (18) acquires current, voltage, rotation speed and busbar voltage of the brushless doubly-fed machine respectively ...

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Номер записи: 1
12-05-2010 дата публикации

AC rotor generator used by reversible running boat

Номер: CN0101707426A
Автор: CHANG GUOMEI, LAN JIANJUN, LI BAOLAI, MA YUANQING, GUOMEI CHANG, JIANJUN LAN, BAOLAI LI, YUANQING MA
Принадлежит:

The invention discloses an AC rotor generator used by reversible running boat, solving the technical problem that when used as electromotor, AC rotor generator can not start. The AC rotor generator used by reversible running boat comprises a motor drive shaft (1), a motor base (3), a main engine rotor magnetic core (6) fixedly arranged at the left half part of the motor drive shaft (1), an exciter rotor magnetic core (12) fixedly arranged at the right half part of the motor drive shaft (1), a main engine rotor three phase AC winding (4) arranged in the main engine rotor magnetic core (6) and connected in star-shape, an exciter rotor three phase AC winding (14) arranged in the exciter rotor magnetic core (12) and connected in star-shape, a main engine stator three phase AC winding (5) and an exciter stator three phase AC winding (13); the main engine rotor three phase AC winding (4) and the exciter rotor three phase AC winding (14) are connected together in the same sequence; and the main ...

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Номер записи: 2
02-09-2015 дата публикации

Self-power-generation auto-induction water saving device

Номер: CN104879553A
Автор: LAN JIANJUN, CAI XIAOXIA, MA JINGXIAO, XU XIUGUO
Принадлежит:

The invention provides a self-power-generation auto-induction water saving device comprising a rotary wing type water turbine and an electromagnetic valve. The rotary wing type water turbine is installed in a water supply pipeline, and the electromagnetic valve is located at the water outlet end of the water supply pipeline and controls water outflow of the water supply pipe. The rotary wing type water turbine can convert water flow kinetic energy in the water supply pipeline into mechanical energy and transmit the mechanical energy to a small power generator, the power generator converts the mechanical energy into electric energy and transmits the electric energy to a rechargeable battery to store, and the electric energy output end of the rechargeable battery is electrically connected with an electromagnetic valve control device and an infrared induction device; the infrared induction device, the electromagnetic valve control device and the electromagnetic valve are sequentially and electrically ...

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Номер записи: 3
01-08-2023 дата публикации

Road ground wire clearing system and clearing construction process

Номер: CN116516781A
Автор: YE FENG, PEI CHAO, LI DONGJUN, SHAO ZHIJIE, LAN JIANJUN
Принадлежит:

According to the road ground wire removing system and the removing construction technology, a limiting frame slides to drive a third piston rod to slide in a third piston barrel, a solvent in a cleaning box can be pumped into the third piston barrel through a feeding pipe, and then the solvent slides in the third piston barrel through the third piston rod; a solvent in a third piston barrel can be sprayed to the surface of an unpolished marked line through a spraying pipe, meanwhile, a third piston rod moves to drive a fixing frame to move front and back, the fixing frame moves to drive a first waved plate to move, the first waved plate intermittently pushes a fixing supporting rod to move left and right, and the fixing supporting rod moves to drive a groove box to move; the groove box drives the moving rod to swing around the telescopic rod through the hinge ball, the moving rod swings to drive the sweeping rod to swing, and compared with the prior art, the ground marking removal speed ...

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Номер записи: 4
18-04-2023 дата публикации

Optical fiber fusion point protection device used in optical fiber hydrophone array and manufacturing method of optical fiber fusion point protection device

Номер: CN115980922A
Автор: KUANG LIANG, HUANG YONG, XIAO ZHAO, WANG JIAN, LEE CHANG-WON, LAN JIANJUN, TANG QIHAO
Принадлежит:

The invention discloses an optical fiber fusion welding point protection device used in an optical fiber hydrophone array, which is used for protecting an optical fiber fusion welding assembly, the optical fiber fusion welding assembly comprises a first optical fiber and a second optical fiber, and the joint of the first optical fiber and the second optical fiber is a fusion welding point; the optical fiber fusion welding point protection device used in the optical fiber hydrophone array comprises a fusion welding protection sleeve and a fusion welding point fixing tool, fusion welding point containing grooves are formed in the front face and the back face of the fusion welding point fixing tool, and the fusion welding protection sleeve in the optical fiber fusion welding assembly is completely wrapped by the glue isolation layer. Compared with the prior art, according to the optical fiber fusion welding point protection device used in the optical fiber hydrophone array, the glue isolation ...

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Номер записи: 5
10-09-2014 дата публикации

Large-power inverter control system and control method thereof

Номер: CN104035399A
Автор: SHAO SHIYI, WU YUNXIANG, LIU YANG, SUN FENG, LAN JIANJUN, LI LIMIN
Принадлежит:

The invention discloses a large-power inverter control system and a control method thereof, so as to solve the problems that the prior inverter control system has no modular structure characteristics, universality is poor, the anti-interference performance of the system is poor, and the protection response is slow. The system mainly comprises an industrial PC (3), an Ethernet hub (5), a power module processing unit (7), a network-side power module (9), a motor-side power module (11) and a sensor (13). The industrial PC (3) and an Ethernet communication module (17) on the power module processing unit (7) are both in star topological connection onto the Ethernet hub (5) via high-speed shielding cable and Ethernet communication based on POWERLINK bus is carried out. The control method of the invention adopts an upper processor and a lower processor, staged processing and control are carried out on signals, real-time performance is good, a quick response protection function is provided, and ...

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Номер записи: 6
26-02-2014 дата публикации

Sun direction detection sensor capable of outputting digital signals

Номер: CN103604410A
Автор: LAN JIANJUN, PIAO HENG, ZHANG XIUYU, PAN FENGHONG
Принадлежит:

The invention provides a sun direction detection sensor capable of outputting digital signals. The sun direction detection sensor is characterized by comprising a sun direction detection device and a sun direction signal processing device which are in signal connection; the detection sensor can be used for measuring an azimuth angle and a height angle which can represent sun direction by virtue of the sun direction detection device and the sun direction signal processing device; an angle signal output by the sensor is a digital signal and the sensor supports digital output of various signal forms. The detection sensor has the advantages of convenience in installation, strong universality, simple structure, simplicity in installation, convenience for utilization, high detection precision and low cost; the sensor can detect the azimuth angle and the height angle of the sun and meanwhile can send out an angle signal in a digital signal form by various protocol manners; therefore, the sensor ...

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Номер записи: 7
24-06-2015 дата публикации

Externally used traditional Chinese medicine ointment for treating various stubborn dermatitis and psoriasis and production process thereof

Номер: CN104721667A
Автор: LAN JIANGUO, LAN LING, LAN SHILONG, LAN XIN, LAN LIJUAN, LAN JIANJUN, LAN LIPING, WU TIE
Принадлежит:

The invention provides an externally used traditional Chinese medicine ointment for treating various stubborn dermatitis and psoriasis and a production process thereof. The ointment is characterized by being prepared from the following active pharmaceutical ingredients in parts by weight: 4-6 parts of aster turbinatus, 4-6 parts of root-bark of densefruit pittany, 9-11 parts of root of Sinkiang arnebia, 4-6 parts of ricinus communis, 4-6 parts of common carpesium fruit, 4-6 parts of coptis root, 4-6 parts of amur corktree bark, 4-6 parts of rhubarb, 4-6 parts of Chinese angelica, 4-6 parts of rehmannia root, 9-11 parts of insect wax, 2-3 parts of borneol and 190-210 parts of rapeseed oil. More than 1000 patients with various stubborn dermatitis and psoriasis are clinically treated with the ointment over more than 30 years, the symptoms of the diseases of the patients in less serious cases become clearly better in one month, the symptoms of the diseases of the patients in serious cases are ...

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Номер записи: 8
24-06-2015 дата публикации

Orally taken traditional Chinese medicine for treating various stubborn dermatitis and psoriasis

Номер: CN104721405A
Автор: LAN JIANGUO, LAN LING, LAN SHILONG, LAN XIN, LAN LIJUAN, LAN JIANJUN, LAN LIPING, WU TIE
Принадлежит:

The invention provides an orally taken traditional Chinese medicine for treating various stubborn dermatitis and psoriasis. The orally taken traditional Chinese medicine is characterized by being prepared from the following active pharmaceutical ingredients in parts by weight: 40-50 parts of root-bark of densefruit pittany, 40-50 parts of belveder fruit, 40-50 parts of Danshen root, 40-50 parts of honeysuckle flower, 40-50 parts of oriental rat-snake, 25-35 parts of herba schizonepetae, 25-35 parts of common ducksmeat herb, 25-35 parts of light yellow sophora root, 25-35 parts of root of Sinkiang arnebia, 15-25 parts of root of shortlobe ligusticum, 15-25 parts of suberect spatholobus stem, 15-25 parts of cicada slough, 15-25 parts of paeoniae radix rubra, 15-25 parts of weeping forsythia capsule, 15-25 parts of puncturevine caltrop fruit and 15-25 parts of liquorice root. More than 1000 patients with various stubborn dermatitis and psoriasis are clinically treated with the medicine over ...

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Номер записи: 9
14-11-2007 дата публикации

Automaobile glass repairing-mending technology

Номер: CN0101070228A
Автор: LAN JIANJUN, JIANJUN LAN
Принадлежит:

This invention relates to an automobile glass patching technique. The steps include: inspect wholly fissure, rinse crack contamination, use electric sharper unclose hole, carry out hole dehumidify; hole cooling to room temperature, then clean chuck of inspectoscope, fit inspectoscope at inside of windshield; fit bridge type restoring ware on windshield; unlock syringe plunger, inset seal of syringe entirely to inside of syringe, regulate packaged plant, infuse cavity repairing resin to syringe, make hole full of cavity repairing resin, standing 1 to 3 minutes; withdrawn bridge type restoring ware, use ultraviolet radiation to parch cavity repairing resin; use acumination probe to fill resin to the erosion hollow; use ultraviolet radiation to bake for 5 to 8 minutes; use knife scrap dry resin on the hole surface, use glass polishing agent to polish hole, till surface has luster; then finish the hole repairing.

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Номер записи: 10
28-09-2011 дата публикации

AC rotor generator used by reversible running boat

Номер: CN0101707426B
Автор: GUOMEI CHANG, JIANJUN LAN, BAOLAI LI, YUANQING MA, CHANG GUOMEI, LAN JIANJUN, LI BAOLAI, MA YUANQING
Принадлежит:

The invention discloses an AC rotor generator used by reversible running boat, solving the technical problem that when used as electromotor, AC rotor generator can not start. The AC rotor generator used by reversible running boat comprises a motor drive shaft (1), a motor base (3), a main engine rotor magnetic core (6) fixedly arranged at the left half part of the motor drive shaft (1), an exciter rotor magnetic core (12) fixedly arranged at the right half part of the motor drive shaft (1), a main engine rotor three phase AC winding (4) arranged in the main engine rotor magnetic core (6) and connected in star-shape, an exciter rotor three phase AC winding (14) arranged in the exciter rotor magnetic core (12) and connected in star-shape, a main engine stator three phase AC winding (5) and an exciter stator three phase AC winding (13); the main engine rotor three phase AC winding (4) and the exciter rotor three phase AC winding (14) are connected together in the same sequence; and the main ...

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Номер записи: 11
10-09-2014 дата публикации

Ship shaft generator capable of being used as motor and running state switching method thereof

Номер: CN104038005A
Автор: LAN JIANJUN, LI BAOLAI, FAN SHUANGYING, WU YUNXIANG, SHAO SHIYI, GUO CHENXI
Принадлежит:

The invention discloses a ship shaft generator capable of being used as a motor and a running state switching method thereof, and solves the technical problems of realization of switching of two functions of electricity generation and electromotion of ship shaft generators in the prior art. The ship shaft generator includes a motor base (2), a motor drive shaft (1), a motor terminal box (7), an excitation power supply (6), an AC motor stator three-phase winding (3), an exciter stator three-phase winding (9), an AC motor rotor concentrated winding (4), a rotating rectifier (5) and an exciter rotor three-phase winding (8), the AC motor rotor concentrated winding (4) and the rotating rectifier (5) are connected together, the excitor stator three-phase winding (9) and the excitation power supply (6) are connected, so that when a ship host is in an emergency shut-down failure, the shaft generator is used as the motor to drive a propeller to rotate, and a ship can safely return to a port.

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Номер записи: 12
22-08-2023 дата публикации

Welded watertight cabin-penetrating assembly, installation method and optical fiber hydrophone

Номер: CN116625482A
Автор: WANG JIAN, LIU WENBIAO, LEE CHANG-WON, ZHANG ZHOU, LIU ZHENWEN, LAN JIANJUN, ZENG JIANJIAN, BAI LING
Принадлежит:

The invention provides a welded watertight cabin-penetrating assembly, an installation method and an optical fiber hydrophone, and relates to the technical field of hydrophone equipment, the welded watertight cabin-penetrating assembly comprises a cabin-penetrating plug which is provided with a plurality of first positioning holes penetrating through the end face of the cabin-penetrating plug; the number of the cabin-penetrating welding needles is the same as that of the first positioning holes, the cabin-penetrating welding needles are inserted into the first positioning holes, two welding cups are formed at the two ends of each cabin-penetrating welding needle, and the two welding cups extend out of the two ends of each first positioning hole; the O-shaped ring is arranged on the peripheral wall of the cabin penetrating plug; according to the optical fiber hydrophone, the installation plug, the cabin-penetrating welding needle and the O-shaped ring are arranged, the cabin-penetrating ...

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Номер записи: 13
10-09-2014 дата публикации

High power diode rectifier frequency converter power testing circuit and testing method

Номер: CN104035050A
Автор: WU YUNXIANG, SHAO SHIYI, LAN JIANJUN, FAN SHUANGYING, JIN YANYAN, SHI YANPING
Принадлежит:

The invention discloses a high power diode rectifier frequency converter power testing circuit and testing method, and solves the problems that testing circuits and testing methods in the prior art are high in initial capital investment and long in platform building time. The high power diode rectifier frequency converter power testing circuit includes a high power diode rectifier frequency converter (1), a power net (2), a controller (21) and a transformer (8), a rectifier end of the high power diode rectifier frequency converter is connected with the power net by a diode rectifier filter (6), an inverter end of the high power diode rectifier frequency converter is connected with the input end of the transformer by an inverter filter (7), the output end of the transformer is connected with the power net, the rectifier end of the high power diode rectifier frequency converter is provided with a signal acquisition terminal of a first current detection module (18), the inverter end of the ...

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Номер записи: 14
10-09-2014 дата публикации

Starter of ship shaft generator capable of being used as motor and start method thereof

Номер: CN104038109A
Автор: WU YUNXIANG, SHAO SHIYI, LAN JIANJUN, FAN SHUANGYING, CHANG GUOMEI, SHI JIANFANG
Принадлежит:

The invention discloses a starter and a start method thereof when a ship shaft generator is used as a motor, and solves the technical problems that in the prior art when a shaft system generator is used as a motor, smooth start-up cannot be achieved, and a starter is not reasonable in structure and large in space occupation. The starter comprise a ship power station power supply (14), an excitation frequency converter (13), a main frequency converter (15), a programmable controller (16), a tri-pole DC switch (11), a tri-phase AC switch (10) and a DC excitation power supply module (12), can control of smooth start-up of the shaft generator as the motor, can steadily pitch into a shaft system, provides synchronous power-driven running of DC excitation by the DC excitation power supply module, reduces the axial depth of a ship shaft, and is particularly suitable for use in ships.

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Номер записи: 15