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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.
26-05-2023 дата публикации

Preparation process of specially-made bamboo container for ageing and method for preparing wine by using specially-made bamboo container

Номер: CN116160524A
Автор: WU DONG, ZHENG MINFENG, SHI PENG
Принадлежит:

The invention discloses a preparation process of a specially-made bamboo container for ageing. The preparation process comprises the following steps: step 1, selecting bamboo wood: selecting healthy phyllostachys pubescens which is unearthed for more than two years, and longitudinally cutting the phyllostachys pubescens into long strips of which the length, width and thickness are respectively 5m, 8mm and 5mm and the length, width and thickness are respectively 1.5 m, 1cm and 1cm through special mechanical equipment; the bamboo strips with the length being 1.5 m, the width being 1 com and the thickness being 1 cm are used as warp thin bamboo strips, the bamboo strips with the length being 5 m, the width being 8 mm and the thickness being 5 mm are used as weft thin bamboo strips, and the weaving modes of flat weaving and twist weaving are adopted from bottom starting to upper weaving and then to closing; the egg white and the slaked lime are used for preparing natural composite gel, the ...

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Номер записи: 1
09-05-2023 дата публикации

Radiation moisture evaporation collaboration device of reverse-pushing reciprocating type waste incineration boiler

Номер: CN116085804A
Автор: ZHENG MINFENG, SUN JIAKANG, GONG LINGZHU, SHI RONGHUI, FAN YAMING, LI YIYU
Принадлежит:

The invention relates to the technical field of waste incineration, in particular to a radiation moisture evaporation collaborative device of a reverse pushing reciprocating type waste incineration boiler. The device comprises a hearth, a flue arranged in the hearth and used for flue gas circulation, a membrane water cooling wall surrounding the flue, a fire grate arranged in the hearth and located at the bottom of the hearth, an ash hopper arranged below the fire grate, a primary air supply system arranged below the ash hopper, a secondary air supply system arranged above the fire grate, and a radiation baffle plate arranged on the inner wall of the hearth, an included angle exists between the radiation baffle plate and the inner wall of the hearth, the radiation baffle plate is connected with a first angle control unit for controlling the size of the included angle, and a detection unit for detecting the flue environment and controlling the first angle control unit to be opened and closed ...

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Номер записи: 2
11-04-2023 дата публикации

Photochromic anti-ultraviolet fiber as well as preparation method and application thereof

Номер: CN115948833A
Автор: WANG ZHIGUO, ZHENG MINFENG, LIU YUQING, YU JING, QIAN XUEXIN, LI HUIFANG
Принадлежит:

The invention discloses a photochromic anti-ultraviolet fiber and a preparation method and application thereof, and the preparation method comprises the following steps: mixing nano zinc oxide powder with polyester resin to prepare an anti-ultraviolet polyester fiber; the anti-ultraviolet polyester fiber is used as the core yarn, a plurality of independent electrostatic spinning needles are used for alternately spinning different kinds of photosensitive color-changing fibers which are attached to the anti-ultraviolet polyester fiber, and different segments on one fiber are endowed with different color changes, so that under different external light environments, the color-changing fibers are different in color change. The fiber can be changed into different colors, and the core yarn also has an anti-ultraviolet effect, so that under the irradiation of ultraviolet light, the fiber not only has a photochromic capability, but also can reduce the harm to a human body, namely, the fiber shows ...

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Номер записи: 3
08-08-2023 дата публикации

Continuous stamping device and method for metal polar plate of fuel cell

Номер: CN116550868A
Автор: LAI XUCHUN, QIN YUYAN, LIU KUI, ZHENG MINFENG
Принадлежит:

The invention belongs to the technical field of fuel cell pole plate forming, and particularly discloses a continuous stamping device and method for a fuel cell metal pole plate. Comprising a servo press with a workbench, a pre-processing mechanism, a forming mechanism and a post-processing mechanism which are sequentially arranged on the workbench along a stamping process, a feeding mechanism which is arranged on the workbench and corresponds to the pre-processing mechanism, and a feeding mechanism which is arranged on the workbench and can reciprocate on the pre-processing mechanism, and the multi-station conveying mechanism is arranged between the forming mechanism and the post-processing mechanism. Compared with the prior art, the integration degree is high, synchronous driving is achieved through the same servo press, the product size is stable, and the production efficiency is high.

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Номер записи: 4
09-05-2023 дата публикации

Cold start performance verification system and method for bipolar plate of fuel cell

Номер: CN116093360A
Автор: LI RUIYU, LAI XUCHUN, XIE ZIQI, ZHENG MINFENG, CAI YUN, LIU YILIN, FAN YI, PENG JUNXI, CHEN CHEN
Принадлежит:

The invention discloses a cold start performance verification system and method for a bipolar plate of a fuel cell, and the system comprises a test box and a control module, the test box is used for applying mechanical stress to the bipolar plate of the fuel cell loaded in the test box, and simulating the working condition of the bipolar plate in the cold start process of the fuel cell; and the control module is used for controlling the test box to perform cold start on the bipolar plate. By simulating the actual operation condition of the bipolar plate, the performance of the bipolar plate in the actual operation process can be verified, and theoretical and experimental support is further provided for improvement of the bipolar plate structure and the coating process thereof, so that the problem of cold start failure of a fuel cell in a subzero environment is perfected and solved.

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Номер записи: 5
16-05-2023 дата публикации

Air distribution and SNCR (selective non-catalytic reduction) spray gun arrangement device for reverse-pushing reciprocating type waste incineration boiler

Номер: CN116116201A
Автор: ZHENG MINFENG, SUN JIAKANG, GONG LINGZHU, SHI RONGHUI, FAN YAMING, LI YIYU
Принадлежит:

The invention relates to the technical field of SNCR (Selective Non-Catalytic Reduction) denitration equipment, in particular to an air distribution and SNCR (Selective Non-Catalytic Reduction) spray gun arrangement device for a reverse-pushing reciprocating type waste incineration boiler. The device comprises a hearth, a flue arranged in the hearth and used for flue gas circulation, a fire grate arranged in the hearth and located at the bottom of the hearth, an ash hopper arranged below the fire grate, a primary air supply system arranged below the ash hopper and a secondary air supply system arranged above the fire grate, and further comprises an SNCR spray gun assembly arranged in the flue, the top of the hearth is provided with a position control unit used for controlling the SNCR spray gun assembly to move up and down, and the middle of the flue is provided with a detection unit used for detecting the environment of the SNCR spray gun assembly and controlling the position control unit ...

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Номер записи: 6
23-06-2023 дата публикации

Production process of bamboo wine with high flavone content

Номер: CN116286253A
Автор: WU DONG, SHI PENG, ZHENG MINFENG
Принадлежит:

The invention discloses a production process of bamboo wine with high flavone content. The production process comprises the following steps: 1, cleaning bamboo wood: cleaning stains at two ends of a bamboo joint and on the bamboo surface and grease on the bamboo surface by using a grinding wheel and a grinding machine until the surface is smooth and free of impurities; 2, bamboo processing: processing the phyllostachys pubescens into small bamboo blocks with the length of about 4-6cm and the width of about 4cm by using a wafer separator and a cutting machine, and respectively washing the bamboo blocks by using tap water and purified water until the water is clear and no foreign matters exist; the steam generation cabinet is opened, the bamboo wood is flatly laid in trays, then the trays containing the bamboo wood are loaded into the steam generation cabinet, the transfer amount of each tray does not exceed 4 kg, a cabinet door is closed after steam comes out, timing is started, and the ...

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Номер записи: 7
12-05-2023 дата публикации

Preparation method of Cr-doped MAX phase coating, bipolar plate and fuel cell

Номер: CN116103625A
Автор: LI RUIYU, LAI XUCHUN, XIE ZIQI, ZHENG MINFENG, CAI YUN, LIU YILIN, FAN YI, PENG JUNXI, CHEN CHEN
Принадлежит:

The invention discloses a preparation method of a Cr-doped MAX phase coating, a bipolar plate and a fuel cell. The preparation method comprises the following steps: providing a base material and pretreating the base material; a Cr-doped MAX phase coating is formed on the surface of the pretreated base material through deposition, and the Cr-doped MAX phase coating is obtained; and the Cr-doped MAX phase coating deposited on the base material is subjected to electrochemical treatment. Compared with an existing preparation process, the MAX phase coating prepared through the method has certain self-healing capacity in the corrosion environment, the influence of macrocracks caused on the MAX phase coating in the high-temperature annealing process on the compactness of the coating can be reduced, and the conductivity, the mechanical strength and the corrosion resistance of the MAX phase coating are improved.

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Номер записи: 8
23-05-2023 дата публикации

Anti-corrosion coating of proton exchange membrane fuel cell, preparation method of anti-corrosion coating and fuel cell

Номер: CN116154203A
Автор: LI RUIYU, XIE ZIQI, ZHENG MINFENG, LAI XUCHUN, CAI YUN, LIU YILIN, FAN YI, PENG JUNXI, CHEN CHEN
Принадлежит:

The invention discloses a corrosion-resistant coating of a proton exchange membrane fuel cell, a preparation method of the corrosion-resistant coating and the fuel cell. The preparation method comprises the following steps: providing a substrate and pretreating the substrate; a carbon-containing anti-corrosion coating with a multi-layer composite structure is deposited on a pretreated substrate, and the carbon-containing anti-corrosion coating comprises a substrate contact layer, a middle layer and an amorphous carbon layer which are sequentially stacked and deposited on the surface of the substrate from inside to outside. Compared with the prior art, the anti-corrosion coating has the effects of corrosion resistance and electrical conduction, can reduce the production cost, and is suitable for mass production.

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Номер записи: 9
18-07-2023 дата публикации

Bamboo wine rich in flavone and unique in style and production process of bamboo wine

Номер: CN116445238A
Автор: SHI PENG, WU DONG, ZHENG MINFENG, WU PENG
Принадлежит:

The invention relates to the technical field of bamboo wine production, in particular to bamboo wine rich in flavone and unique in style and a production process thereof, and the production process comprises the following steps: S1, cleaning the surface of bamboo wood; s2, bamboo wood is processed into small bamboo blocks, and the small bamboo blocks are cleaned; s3, the small bamboo blocks are baked for 1.5-4 h at the temperature of 150-190 DEG C; s4, according to the proportion of bamboo accounting for 12%-17% of the mass of the raw wine, the baked small bamboo blocks are added into the raw wine to be subjected to low-temperature circulation extraction; and S5, filtering the extracted bamboo wine to obtain the bamboo wine which is rich in flavone and unique in style. After bamboo wood is processed into small bamboo blocks, the small bamboo blocks are baked at high temperature to decompose bamboo wood components at high temperature to generate flavor components with sweet fragrance and ...

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Номер записи: 10
25-07-2023 дата публикации

Preparation process of self-healing coating, bipolar plate and fuel cell

Номер: CN116487623A
Автор: LI RUIYU, LAI XUCHUN, XIE ZIQI, ZHENG MINFENG, CAI YUN, LIU YILIN, FAN YI, PENG JUNXI, CHEN CHEN
Принадлежит:

The invention discloses a preparation process of a self-healing coating, a bipolar plate and a fuel cell. The preparation process comprises the following steps: providing a substrate and pretreating the substrate; a self-healing coating doped with metal with a repairing function is deposited on the surface of a pretreated substrate, and the self-healing coating at least comprises a substrate contact layer and an anti-corrosion layer which are sequentially formed on the substrate in a stacked mode. Compared with an existing preparation process and a bipolar plate, when the self-healing coating works, the metal, with the repairing function, of the substrate contact layer can rapidly react with oxygen to form a layer of compact oxidation film, so that the coating has the self-healing capacity, and the corrosion resistance of the coating is improved.

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Номер записи: 11
30-05-2023 дата публикации

Bipolar plate

Номер: CN116190701A
Автор: ZHENG MINFENG
Принадлежит:

The bipolar plate comprises a bipolar plate body, an air flow field, a cooling flow field, a hydrogen flow field, an air inlet channel, a cooling liquid inlet channel, a hydrogen inlet channel, an air discharge channel, a cooling liquid discharge channel and a hydrogen discharge channel, the cooling flow field comprises a cooling flow field cavity and a cooling flow field dot matrix, the cooling flow field cavity is formed in the bipolar plate body and corresponds to the position of the reaction area, the cooling flow field dot matrix is arranged in the cooling flow field cavity, and the cooling flow field dot matrix comprises a plurality of supporting points which are arranged in the cooling flow field cavity at intervals and are used for supporting two cavity walls of the cooling flow field cavity. Due to the adoption of the technical scheme, the cooling effect of the cooling flow field on the bipolar plate can be better.

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Номер записи: 12
09-06-2023 дата публикации

Three-layer shengma composite electrostatic spinning fabric for killing mites

Номер: CN116238214A
Автор: LIU YUQING, ZHENG MINFENG, YANG TING
Принадлежит:

The invention belongs to the technical field of acarus killing fabrics, and particularly relates to a three-layer shengma composite electrostatic spinning fabric for killing acarus. The electrostatic spinning anti-mite surface layer, the electrostatic spinning filtering inner layer and the Shengma fiber blended mite-killing base layer are sequentially arranged from outside to inside, the electrostatic spinning anti-mite surface layer and the electrostatic spinning filtering inner layer are compounded through hot rolling, and the electrostatic spinning filtering inner layer and the Shengma fiber blended mite-killing base layer are compounded through hot rolling. Wherein the electrostatic spinning filtering inner layer is formed by electrostatic spinning through a microsphere-liquid double-channel device. The nano acarus killing microspheres are prepared from shell layer solutions of PLGA and PEG and a core layer solution acarus killing agent through coaxial electrostatic spinning. The three-layer ...

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Номер записи: 13
04-04-2023 дата публикации

Micro-fluidic electrostatic spinning fiber membrane microsphere, preparation method thereof and application of micro-fluidic electrostatic spinning fiber membrane microsphere in vascular repair

Номер: CN115887762A
Автор: LIU YUQING, ZHENG MINFENG, YANG TING, LI XINGXING
Принадлежит:

The invention discloses a microfluidic electrostatic spinning fibrous membrane microsphere and a preparation method and application thereof in vascular repair, and the preparation method comprises the following steps: (1) preparing a composite nanofiber with a shell-core structure from a shell layer solution and a core layer solution through coaxial electrostatic spinning, and forming a thin film on a receiving roller; the shell layer solution comprises a biodegradable fiber matrix, chitosan and a PEG (Polyethylene Glycol) phase change material, and the core layer solution is liquid metal gallium or gallium-based alloy; the phase change temperature of the PEG phase change material is 36-37 DEG C; and (2) at 36-37 DEG C, enabling the film prepared in the step (1) to pass through a spiral channel of which the inner diameter is gradually reduced under the attraction of external magnetic force to form a microsphere shape, and cooling and fixing to obtain the fiber film microsphere. The fiber ...

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Номер записи: 14
23-06-2023 дата публикации

Heat pump baking room with mixed dehumidification function

Номер: CN116294541A
Автор: LI XINGYOU, WU WEIKANG, ZHENG MINFENG, ZHANG GONGWANG, NI XINGGAN
Принадлежит:

The invention discloses a mixed dehumidification heat pump baking room which comprises a baking room body, an air return connecting section, a heating section, a balance dehumidification section and an air supply connecting section. The baking room, the air return connecting section, the heating section and the balance dehumidification section are sequentially communicated, and the heating section, the air supply connecting section and the baking room are sequentially communicated. The different requirements for dehumidification, cooling, temperature rising and the like of the baking room are adjusted by adjusting different ventilation modes, and when products with the large dehumidification amount are baked, the problem that baking temperature rising is difficult can be solved through switching of the open type dehumidification temperature rising ventilation mode, the closed type dehumidification temperature rising ventilation mode and the mixed type dehumidification temperature rising ...

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Номер записи: 15