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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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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 22. Отображено 22.
19-08-1998 дата публикации

Gas axial-flow type rotary packed bed gas-liquid heat transfer mass transfer device

Номер: CN0002287992Y

The utility model relates to a gas axial-flow type rotary packed bed gas-liquid heat transfer mass transfer device, which is composed of a cabinet, a rotary packed bed with bidirectional flow channel, a gas-liquid centrifugal separation layer, a blade, a radial direction sparge pipe, a liquid inlet pipe, a collecting liquid tank, a motor and a drainage pipe. The gas-liquid centrifugal separation layer is arranged at the upper end part of the rotary packed bed which is arranged at the center of the cabinet. The blade is arranged at the upper end part of the gas-liquid centrifugal separation layer. The radial direction sparge pipe is arranged at the shaft center of the inner ring of the rotary packed bed. The liquid inlet pipe is fixed at the upper part in the cabinet, and the exit end of the liquid inlet pipe aims at the opening of the top of the sparge pipe. The collecting liquid tank is arranged at the lower part of the cabinet, and the collecting liquid tank is communicated with the drainage ...

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23-07-2003 дата публикации

Condenser with shaped strengthened tubes supported by hollow ring and enhanced method for transferring heat

Номер: CN0001431451A
Принадлежит:

This invention provides a hollow loop bearing special strengthened tube condenser including a shell, heat exchange tube, bearing unit between tubes, the heat exchange tube is mounted in the shell, the bearing unit mounted between and connected with the heat exchange tube with points or lines to be special heat transferring tube with not smooth walls: tubes of convergent-divergent, diamond fin, lateral veins or spiral scroll. A heat-transfer strengthening method for a condenser is to use the high axial flow channel void rate, large flow cross-section and extremely small resistance to vertical fluid to reduce the heat transfer temp difference loss of steam to cold flow to the minimum to increase the driving force of cold flow heat transfer to strengthen heat transfer of inner convection andouter condensation.

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25-09-2002 дата публикации

Finned fixed-bed reactor with internal heat transfer for oxidizing SO2

Номер: CN0001091392C
Принадлежит:

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29-12-2004 дата публикации

急扩加速流缩放管束空心环管壳式换热器

Номер: CN0001558177A
Принадлежит:

The heat exchanger consists of three sections of annular shell pass inlet section, axial flow section and annular shell pass outlet section; and includes mainly shell, hollow annular web plate, shell pass inlet gas flow distributing plate, abruptly expanding accelerated flow contracting-expanding tube bundle, shell pass fluid inlet and outlet, upper and lower tube plates, annular gas inlet and outlet sleeve, gas inlet and outlet slots, upper and lower end covers and support. It has abruptly expanding accelerated flow contracting-expanding tubes as heat transferring tubes and hollow annular web plate as support article between tubes, has the advantages of high heat transfer coefficient, small fluid resistance, less apparatus material consumption, low cost, etc., and is suitable for low density, great volume flow rate and deep heat exchange.

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12-03-2003 дата публикации

Composite rough rib face high-efficiency heat pipe sea water desalination device and heat transfer enhancing method thereof

Номер: CN0001401582A
Автор: DENG XIANHE, XIANHE DENG
Принадлежит:

An efficient seawater desalinating apparatus is composed of flue, heat exchanging tubes and condensing tubes. A method for enhancing the heat transfer is characterized by that part of heat exchangingtube is in the flue, the rest is outside the flue, and they have fins. Its advnatages are high heat transfer efficiency, compact structure and low cost.

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27-06-2001 дата публикации

Finned fixed-bed reactor with internal heat transfer for oxidizing SO2

Номер: CN0001300637A
Принадлежит:

A finned fixed-bed reactor with internal heat transfer for oxidizing SO2 is composed of converter shell, cold and hot flowing channels separated by longitudinal metal plates, multi-segment catalyst layer, finned plates of cold and hot flowing channels between segments of catalyst layer, and flowing channel loop consisting of reflux boxes and cold and hot flowing channels. Its advantages include strong heat transfer of gas reaction, less catalyst consumption, low gas resistance, small size and less investment.

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10-06-2009 дата публикации

Condenser with heterogeneously shaped strengthened tubes supported by hollow ring

Номер: CN0100498182C
Принадлежит:

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30-06-2010 дата публикации

Self-supporting rectangular zoom tube bundle heat exchanger and intensified heat transfer method thereof

Номер: CN0101762191A
Принадлежит:

The invention discloses a self-supporting rectangular zoom tube bundle heat exchanger and an intensified heat transfer method thereof. The heat exchanger comprises a barrel body, a rectangular zoom tube bundle, tube plates, an upper end socket, a lower end socket and inlet and outlet joints of a tube pass and a shell pass of the heat exchanger, wherein the rectangular zoom tube bundle is placed in the barrel body, the tube plates are placed at both ends of the rectangular zoom tube bundle, the inlet and outlet joints of the tube pass are connected with the upper end socket and the lower end socket, the inlet and outlet joints of the shell pass are connected with the barrel body, and the rectangular zoom tube bundle comprises a plurality of self-supporting rectangular zoom tubes which are mutually parallel and are arranged along the axial direction of the barrel body; and swirl plates are uniformly arranged at intervals at the position of a groove between the two adjacent self-supporting ...

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12-12-2007 дата публикации

Rectangular tube bundle heat exchanger adopting swirl plate support and its intensified heat-conduction method

Номер: CN0101086427A
Принадлежит:

The invention discloses a rectangle tube bundle heat-exchanger supported by the vortex sheet and a strengthening heat-transfer method. The heat-exchanger comprises the following parts: a barrel body, a plurality of rectangle tube bundles, a tube plate, an up and down sub, a shell pass of the heat-exchanger, an in-out interface of the shell pass, wherein the tube inside of the rectangle tube bundle is equipped with the vortex sheets at uniform interval along the axial and transverse, the direction of the vortex sheet central line and the direction of the rectangle tube bundle central line is same, the rotating direction of the adjacent vortex sheet is different, the intertube in the rectangle tube bundle is equipped with the vortex sheets at uniform interval along the axial and transverse. The strengthening heat-transfer method improves the flowing speed of the heat-transfer boundary layer in dependence on the helical flow and the self vortex, which strengthens the convective heat transfer ...

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02-03-2005 дата публикации

Wave plate pipe heat exchanger with transerse rib

Номер: CN0001587883A
Принадлежит:

The invention provides a wave-shaped plate with cross rib tubular type heat exchanger, comprising shell, wave-shaped plate with cross rib, upper and lower tube plates which are connected together, fluid state inside and outside the wave-shaped plate with cross rib both flows along rough rib surface optimized which can promote turbulent flow of fluid on boundary layer and intensification of heat transfer effect to the fluid. The invention with wide plate spacing, is suitable for heat exchange between hot-cold gas fluid with low ordinary pressure and large volume, and has the advantages that overall coefficient of heat transfer is high, heat exchange effect is excellent, materials needed are few, investment to apparatus is low, convenient to produce and apply.

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03-03-2004 дата публикации

缩放管全逆流双壳程轴流式换热器及其换热方法

Номер: CN0001140764C
Принадлежит:

... 本发明是缩放管全逆流双壳程轴流式换热器及其换热方法。本换热器主要由壳体、隔板、缩放传热管、栅板式管间支承物、两端管板、两端封头盖、壳程及管程进出口管共同连接构成,采用缩放管作为强化传热管,用栅板作为管间支承物,用纵向隔板将壳体分隔为双壳程,壳程流体流道由传热管外壁、壳体内壁、纵向隔板及两端管板构成双壳程轴上往返流道并通过两端管板与封头盖构成双壳程全逆流轴流式换热器。本发明具有传热温差利用率高,流阻小,操作能耗低,传热强化性能好,设备材耗少,投资省,体积紧凑的优点和效果。 ...

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02-03-2005 дата публикации

Shell-and-tube heat exchanger of vortx net plate support pipe bundle and its forced heat transfer method

Номер: CN0001587882A
Принадлежит:

The invention provides a shell and tube heat exchanger of roational flow shadow masking supporting tube bundle, comprising shell, heat transmission tube, heat transmission tube, shoe plate and tube plate. The tube plate are set on two ends in the shell and between them is the shoe plate; the heat transmission tube is linked to the tube plate across the shoe plate; the shoe plate is roational flow shadow masking supporting whereon member is installed; the roational flow member with helix angle is helix slice whose axial directional shape is circularity. The tube heat exchanger makes roational flow accelerate by stages to fluid flowing through gap of pipe by using the roational flow member to form longitudinal self-roational flow which can last for a long distance, raising marginal rate of the fluid in the gap of pipe, so that fluid flowing speed near the heat transmission tube shell surface is raised effectively, film heat transfer coefficient of shell pass is raised a lot and shell pass ...

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09-10-2002 дата публикации

Finned tube with 3D rhombic fins in circumferential direction

Номер: CN0001373344A
Принадлежит:

A finned tube with 3D rhombic fins on circumference for heat transfer is composed of basic tube body and 3D circumferential rhombic fins, which are buttress and have triangular notch between adjacentfins. Its advantages are playing the full role of heat-transfer area, intensified heat transfer and low cost.

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07-11-2001 дата публикации

Axial flow-type heat exchanger with convergent-divergent tube, full counterflow and dual shell passes and its heat-exchange method

Номер: CN0001320802A
Принадлежит:

A axial flow heat exchanger of convergent-divergent tube in all counter flow with double shell passes is composed of a shell, baffles, convergent-divergent tube for heat transfering, grid plate supportor for space in between the tubes, tube sheets for two ends, head sealing cover for two ends, shell passes partitioned by longitudinal partition, outlet and inlet duct of tube pass together. The back and forth channel in the double shell passes on axle is composed of shell pass fluid channel consisting of heat transfering tube outer wall, shell inner wall, vertical baffle and two end tube sheets.

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28-07-2004 дата публикации

带平行分流隔板的管壳式换热器及其安装方法

Номер: CN0001159562C
Принадлежит:

... 本发明是一种带平行分流隔板的管壳式换热器及其安装方法,它用平行流分隔板,在管壳式换热器壳程相邻两块折流隔板间插入平行分流隔板,使两折流隔板间的单股流通道改变为多股平行流通道。它由换热器壳体、折流隔板、传热管束、平行分流隔板、管板、封头、管程进出口管、壳程进出口管连接构成,其相互关系为:传热管束与两端管板相接后并置于壳体内,传热管束在壳体内由相邻两块折流隔板间平行插入构成多股平行流道,两端封头分别与两端管板相接并与管程进出口管接通构成管程流道,壳程进出口管与壳体相接通与折流隔板构成往返折流管间壳程流道。它具有降低壳程流体形体阻力,提高传热管束的传热效率,适合较小体积流量操作,结构简单,制造方便的优点。 ...

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06-08-2008 дата публикации

Multilevel atomizing hypergravity swinging bed with plane reticular lamina reinforced and uses thereof

Номер: CN0101234260A
Принадлежит:

The invention discloses a reinforced multi-stage spraying high-gravity rotating packed bed with a flat netted board and the application thereof, the rotating packed bed comprises a rotating bed shell, a motor and a rotating shaft which is arranged inside the shell, the peripheral of the shaft is provided with a hollow tumbler, a middle pipe with a hole is inserted into the middle of the shaft which is provided with hollow structure, the pipe is provided with a liquid inlet port, a rotating shaft inside the tumbler is provided with small holes, the tumbler corresponding to the rotating shaft is also provided with small holes, at least two flat netted boards are fixedly arranged on the tumbler, which are arranged horizontally, and an axial distance is kept between the flat netted boards. The reinforced multi-stage spraying high-gravity rotating packed bed with the flat netted board can not only strengthen the mass-transfer and heat-transfer between gas-liquid two phase, and improve dedusting ...

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25-09-2002 дата публикации

Shell-and-tube heat exchanger with parallel split-flow baffles and its installation process

Номер: CN0001370974A
Принадлежит:

The present invention discloses one kind of shell-and-tube exchanger with parallel split-flow baffles and its installation process. Between two adjacent baffle plates in the shell pass of shell-and-tube exchanger, a parallel split-flow baffle is inserted to change the single flow passage into multiple parallel flow passage. The said shell-and-tube exchanger consists of casing, baffle plates, heattransferring tube bundle, parallel split-flow baffle, pipe plate, end plate, tube pass inlet and outlet pipe, and shell pass inlet and outlet pipe connected together. It has the advantages of reducedshell pass fluid resistance, raised heat transferring efficiency of heat transferring pipe, simple structure, suitability to small volume flow rate, etc.

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13-08-1997 дата публикации

Scraped agitated film gas-liquid mass transfer reactor

Номер: CN0001156639A
Принадлежит:

A plate-type rotary membrane gas-liquid mass transfer reactor has a circular rotary filler bed that is made up of cocentrically circular sheet filler and multiple concentrically circular sheets stacked along axis to make the equivalent diameter of radial flow channel between sheets constant in radius and the filler sheet area of unit volume in filler bed constant in radius. A gas-liquid separating tank with T-shaped gas-liquid separating board in it is arranged in lower part of casing. It is mainly composed of casing, filler bed, liquid distribution tube, pneumatic sealed tank and axial exhaust tube, and features intensifying gas-liquid mass transfer, low gas-phase flow resistance and smooth liquid discharge.

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