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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 14. Отображено 14.
16-12-2015 дата публикации

High -efficient entrapment device of high temperature smoke and dust ultra -fine grain

Номер: CN0204865353U
Принадлежит:

The utility model provides a high -efficient entrapment device of high temperature smoke and dust ultra -fine grain, including barrel and blowback device, one side of barrel is flue gas entry (12), be equipped with many inoranic membrane pipe (11) in the barrel, many inoranic membrane pipe (11) upper end distributes and has put pressure spring and stop collar (9), whole clamp plate (8), carry out sealing connection through bolt (7) and membrane pipe distribution tube sheet (10), the lower extreme is fixed spacing by supporting card (15) and membrane pipe locating lever (14), be connected through card connecting rod (13) and last terminal membrane pipe distribution tube sheet (10), be provided with sound wave supplementary deashing ware (18) in the barrel another side, sound wave supplementary deashing ware (18) are including respirator (19) and air source interface (20), be equipped with dust discharging device (16) in the bottom of barrel, the blowback device includes solenoid valve automatic ...

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25-07-2012 дата публикации

Continuous solar biomass energy fermentation device

Номер: CN0101864358B
Принадлежит:

The invention discloses a continuous solar biomass energy fermentation device, comprising a biomass energy fermentation device, a weight lifting device and a solid-liquid separating device, wherein the top part of the biomass energy fermentation device is provided with a feeding inlet (3) and a gas guiding pipe (4), and the bottom part thereof is provided with a discharging outlet (19); the discharging outlet (19) is connected with a feeding inlet (20) of the solid-liquid separating device; and the feeding inlet (20) of the solid-liquid separating device is connected to a centrifugal cavity (21) which is internally provided with a drawing net (26) and is provided with a centrifugal discharging outlet (22), a centrifugal slag hole (24) and a centrifugal liquid outlet (25). The continuous solar biomass energy fermentation device solves the problems that the traditional biomass energy fermentation device cannot keep constant temperature, has low gas yield, can not carry out continuous feeding ...

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09-09-2009 дата публикации

Frequency hoisting control system

Номер: CN0101525107A
Принадлежит:

A frequency hoisting control system comprises a frequency converter, a hoisting mechanism, a braking system and a hoisting drive system; wherein, the hoisting drive system comprises a generator system. The frequency hoisting control system is characterized in that the frequency hoisting control system comprises one frequency converter which is connected with the generator system of the hoisting drive system via an automatic motor switching controller. The invention has the following beneficial effects: 1. a plurality of sets of drive systems are controlled by one frequency converter, thus lowering the whole cost; 2. three phase asynchronous motors replace series resistance winding motors, thus eliminating frequent failures happening to electric brushes and slip rings; 3. the motors can hold brake under the condition of stopping due to zero-speed running, therefore, the wear of brake shoes are greatly improved; 4. the failure rate of the control system is low, therefore, the reliability ...

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06-08-2008 дата публикации

Substituted biphenyl acid phosphate ester amine salt and preparation method thereof

Номер: CN0101235053A
Принадлежит:

The invention discloses a substituted biphenyl acid amine phosphate represented as formula (I), wherein R1 is hydrogen or C1-4 alkyl, R2 is hydrogen or C1-4 alkyl, and R3 is hydrogen or C1-4 alkyl. The invention further relates a relative preparation method, which comprises using compound III as material to be reacted with phosphorus oxytrichloride via esterification reaction to obtain compound IV, hydrolyzing the compound IV in the presence of organic alkali to obtain compound V, neutralizing the compound V and compound NH(R3)2 in organic solvent to obtain target product I. The invention keeps alkyl substituted biphenyl structure and changes P element from tervalence to stable pentavalent which is combined with N element via salt formatnion with amine to improve the content of N element to 2.57% around. The molecule structure can improve the storage stability of P-N fire retardant and improve fire-retardancy. The invention optimizes reaction conditions and improve reaction yield.

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18-07-2023 дата публикации

Preparation method of palladium-copper-nickel catalytic material for formic acid hydrogen production, and photo-thermal interface assembly and system for formic acid hydrogen production

Номер: CN116446000A
Принадлежит:

The invention discloses a preparation method of a palladium-copper-nickel catalytic material for formic acid hydrogen production and a photo-thermal interface assembly and system for formic acid hydrogen production, and belongs to the technical field of hydrogen production. The method comprises the following steps: preparing a copper-containing conductive dispersion liquid by adopting an ultrasonic method, then connecting ground round foamed nickel to two ends of a cathode and an anode by using an electroplating device for electroplating, and electroplating copper onto the foamed nickel to obtain a copper-nickel material; the preparation method comprises the following steps: preparing a palladium-containing conductive dispersion liquid by adopting an ultrasonic method, then connecting a ground circular copper-nickel material at two ends of a cathode and an anode by using an electroplating device for electroplating, electroplating palladium on the copper-nickel material, and performing reduction ...

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11-08-2023 дата публикации

Renewable zinc electrolysis method based on echelon power battery and light and heavy zinc oxide preparation method

Номер: CN116575079A
Принадлежит:

The invention discloses a renewable zinc electrolysis method based on an echelon power battery and a light and heavy zinc oxide preparation method, and belongs to the field of energy storage. The preparation method of the light and heavy zinc oxide comprises the following steps: by taking roasted ash and secondary zinc oxide as raw materials, adding hydrochloric acid and sulfuric acid to react to obtain zinc chloride and zinc sulfate suspension; carrying out physical solid-liquid separation on the suspension; removing heavy metal ions to obtain zinc chloride and zinc sulfate clear liquid; adding different amounts of sodium carbonate solutions to obtain zinc carbonate and zinc hydroxide; and drying and calcining zinc carbonate and zinc hydroxide to obtain heavy and light zinc oxide. According to the method, the roasted ash and the secondary zinc oxide are used as raw materials, high recycling value and economic benefits are achieved, meanwhile, heavy and light zinc oxide can be prepared ...

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16-06-2010 дата публикации

Frequency hoisting control system

Номер: CN0101525107B
Принадлежит:

A frequency hoisting control system comprises a frequency converter, a hoisting mechanism, a braking system and a hoisting drive system; wherein, the hoisting drive system comprises a generator system. The frequency hoisting control system is characterized in that the frequency hoisting control system comprises one frequency converter which is connected with the generator system of the hoisting drive system via an automatic motor switching controller. The invention has the following beneficial effects: 1. a plurality of sets of drive systems are controlled by one frequency converter, thus lowering the whole cost; 2. three phase asynchronous motors replace series resistance winding motors, thus eliminating frequent failures happening to electric brushes and slip rings; 3. the motors can hold brake under the condition of stopping due to zero-speed running, therefore, the wear of brake shoes are greatly improved; 4. the failure rate of the control system is low, therefore, the reliabilityis ...

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27-07-2011 дата публикации

Flame-retarding compound, flame-retardant prepared thereby and preparation method thereof

Номер: CN0101560227B
Принадлежит:

The invention discloses a flame-retarding compound, a flame-retardant prepared thereby and a preparation method thereof. The flame-retardant is prepared by the reaction of phthalimide, phosphonitrilicchloride trimer and 5, 5-dimethyl-1, 3-dioxaphosphorinan-2-amine and has the advantages of high phosphor content and high melting point; the heterocyclic phosphate ester is combined with cyclotriphosphazene, thus improving the molecular weight of the outcome and the compatibility with the polymer product. The flame retardant prepared by the flame-retarding compound is prepared by the reaction of a compound (I) and a polypropylene. The nitrogen content of the flame retardant is 13-15%, the phosphor content thereof is 23-25%, the flame retardant has good thermal stability, and high flame-retarding efficiency, contains no halogens, can be used for preparing flame-retarding macromolecule material, has low cost of raw material, simple and clean preparation process and has no pollution; and the flame ...

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20-10-2010 дата публикации

Continuous solar biomass energy fermentation device

Номер: CN0101864358A
Принадлежит:

The invention discloses a continuous solar biomass energy fermentation device, comprising a biomass energy fermentation device, a weight lifting device and a solid-liquid separating device, wherein the top part of the biomass energy fermentation device is provided with a feeding inlet (3) and a gas guiding pipe (4), and the bottom part thereof is provided with a discharging outlet (19); the discharging outlet (19) is connected with a feeding inlet (20) of the solid-liquid separating device; and the feeding inlet (20) of the solid-liquid separating device is connected to a centrifugal cavity (21) which is internally provided with a drawing net (26) and is provided with a centrifugal discharging outlet (22), a centrifugal slag hole (24) and a centrifugal liquid outlet (25). The continuous solar biomass energy fermentation device solves the problems that the traditional biomass energy fermentation device cannot keep constant temperature, has low gas yield, can not carry out continuous feeding ...

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11-02-2004 дата публикации

无机膜管的应用方法和除尘装置及制造方法

Номер: CN0001473646A
Принадлежит:

The present invention relates to the application method of inorganic membrane tube, duster and its production process. Inside dedusting unit, inorganic membrane tubes are arranged in tube array for purifying gas. Compared with available technology, the present invention finds one application way of inorganic membrane tube and one pollution eliminating device to polluted gas and air. The dustercan separate fine dust over 0.02 micron, and may be used widely in powder recovery and treatment of high temperature smoke and other dust in iron and steel smelting, grinding material, cement plant, etc.

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13-10-2010 дата публикации

Multifunctional alternating current servo driver

Номер: CN0101860290A
Принадлежит:

The invention relates to a multifunctional alternating current servo driver which is characterized by comprising a control module, a power supply module, an inverting module, a power drive module, a brake unit, a current sensor and an alternating current servo motor. Only one driver can be connected with a plurality of different motors; the standard control module, a rectifying module, the power drive module, the inverting module and a capacitor group can be flexibly customized according to the application site; and by assisting with a standard display module, the customized function can be completely realized, the installation space can be saved at maximum, the time of installation, wiring and debugging is saved, the site requirement is perfectly met, and the unnecessary waste is prevented, thereby effectively saving resources.

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22-12-2010 дата публикации

Additive for maintaining diesel oil color number for long time and preparation method thereof

Номер: CN0101921637A
Принадлежит:

The invention relates to an additive for maintaining the diesel oil color number for a long time and a preparation method thereof. The additive is formed by mixing a metal deactivator, a diesel oil antioxidant, diesel oil ashless detergent dispersant and a free radical terminator under a certain condition. The additive for maintaining the diesel oil color number for a long time can maintain the diesel oil color number for 30-60 days and also has the effects of detergence, energy saving, combustion supporting and lubrication. The invention has the advantages of less fixed investment and low operation cost compared with a hydrogenated diesel oil refining method and the advantages of good diesel oil refining effect, high yield, low cost, and the like compared with a non-hydrogenated refining method and achieves obvious economic benefit and social benefit.

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21-10-2009 дата публикации

Flame-retarding compound, flame-retardant prepared thereby and preparation method thereof

Номер: CN0101560227A
Принадлежит:

The invention discloses a flame-retarding compound, a flame-retardant prepared thereby and a preparation method thereof. The flame-retardant is prepared by the reaction of phthalimide, phosphonitrilic chloride trimer and 5, 5-dimethyl-1, 3-dioxaphosphorinan-2-amine and has the advantages of high phosphor content and high melting point; the heterocyclic phosphate ester is combined with cyclotriphosphazene, thus improving the molecular weight of the outcome and the compatibility with the polymer product. The flame retardant prepared by the flame-retarding compound is prepared by the reaction of a compound (I) and a polypropylene. The nitrogen content of the flame retardant is 13-15%, the phosphor content thereof is 23-25%, the flame retardant has good thermal stability, and high flame-retarding efficiency, contains no halogens, can be used for preparing flame-retarding macromolecule material, has low cost of raw material, simple and clean preparation process and has no pollution; and the ...

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04-08-2010 дата публикации

Substituted biphenyl acid phosphate ester amine salt and preparation method thereof

Номер: CN0101235053B
Принадлежит:

The invention discloses a substituted biphenyl acid amine phosphate of formula (I), wherein R1 presents hydrogen or an alkyl group of C1-4, R2 represents hydrogen or an alkyl group of C1-4, and R3 represents hydrogen or an alkyl group of C1-4. The invention further relates a corresponding preparation method, which comprises using compound III as material to be reacted with phosphorus oxytrichloride via esterification reaction to obtain a compound IV, hydrolyzing the compound IV in the presence of organic alkali to obtain a compound V, neutralizing the compound V and compound NH(R3)2 in organic solvent to obtain target product I. The invention keeps alkyl substituted biphenyl structure and changes P element from tervalence to stable pentavalent which is combined with N element via salt formatnion with amine to improve the content of N element to 2.57% around. The molecule structure can improve the storage stability of P-N fire retardant and improve fire-retardancy. The invention optimizes ...

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