flow boiling
流动沸腾
2026-04-13 05:44 浏览次数 18
流动沸腾
flow boiling heat transfer mechanism in a three-phase circulating fluidized bed evaporator is analyzed, and then the heat transfer model used for wheat straw black liquor is proposed correspondingly.
建立了适用于烧堿法麦草浆黑液系统的三相循环流化床传热模型。
with vector analysis, this thesis derived a general formulation which is fit for flow boiling heat transfer. and the experiment showed that the comparison is quite better.
利用矢量分析,导出一个普遍适用于流动沸腾传热系数计算的模型方程并进行了实验验证,吻合较好。
experiments were performed to evaluate the micro-scale flow boiling heat transfer characteristics of acetone flowing through triangular silicon microchannels.
以丙酮为工质,在三角形截面的硅基微通道内进行了微尺度沸腾传热实验研究。
the formation process of calcium sulphate deposition during subcooled flow boiling heat transfer was reported. fouling runs were carried out at different flow velocities and heat transfer surfaces.
在过冷流动沸腾条件下,对硫酸钙的沉积过程进行了研究,考查了不同流速和不同加热器表面条件下硫酸钙的结垢状况。
nonlinear characteristics in vapor-liquid-solid flow boiling system;
采用频域和相空间方法分析沸腾两相流系统。
for efficiently cooling electronic components, the flow boiling heat transfer performance of fc-72 on micro-pin-finned silicon chips were studied.
为了提高电子器件的冷却效率,研究了不导电介质fc-72在表面加工有方柱微结构的模拟芯片上的流动沸腾强化换热性能。
an investigation into flow pattern of flow boiling heat transfer to highly viscous pseudoplastic fluids in vertical glass tubes with a transparent plating film was conducted.
在透明镀膜玻璃管中,进行高粘假塑性流体流动沸腾传热实验研究。
influence of several parameters, including heat flux, flow rate and volume fraction of particles, on flow boiling heat transfer coefficient is discussed.
试验表明,三相流沸腾传热系数随热通量、黑液流速和粒子体积分数的增加而增大。
a model of vapor-liquid two-phase cocurrent separated flow, for the first time, is established for saturated flow boiling heat transfer in a vertical narrow rectangular channel in this paper.
本文首次对竖直矩形窄缝内饱和流动沸腾时的汽液分相流动区建立了两相同向分相流动沸腾传热模型。
it shows that the three-phase flow boiling hear transfer coefficient increases with the augment of the heat flux, the flow rate of black liquor and the volume fractions of solid particles.
采用汽-液-固三相循环流化床新型蒸发器蒸发麦草浆黑液,讨论了热通量、流速和粒子体积分数对三相流沸腾传热系数的影响。
the transient temperature field at surface of a stainless steel micro-tube, in which flow boiling of water occurs, is measured by the infrared radiometer.
本文利用红外热成像仪对不锈钢微管内水的流动沸腾的壁面瞬态温度场进行了测量。
flow boiling heat transfer in narrow channels is an important researching project of gas-liquid two-phase flow.
狭缝通道内的流动沸腾传热是汽液两相流研究的一个重要方面。
in the paper, the analyzing model of the flow boiling and two-phase-flow pressure drop of rodbaffle reboiler with thread tube were presented.
本文介绍低翅片螺纹管流动沸腾传热强化和折流桿流动沸腾两相流压降分析模型,并提出了螺纹管折流桿流动沸腾的试验结果和曲线。
in these applications, it is very crucial to predict the flow boiling heat transfer coefficient of liquid nitrogen for the system design and safe operation.
在这些应用中,準确预测液氮的流动沸腾换热特性对于系统设计和安全运行十分重要。
the investigation results show that vapor-liquid two-phase and vapor-liquid-solid three-phase flow boiling systems exhibit chaotic behavior at certain operating conditions.
研究结果表明:加热管内汽液两相及汽液固三相流动沸腾传热在一定实验条件下具有混沌特性;
a flow boiling heat transfer model of the v-l-s three-phase flow incorporating the asymptotic model and the mechanism of surface renewal is proposed here.
并根据实验结果,将渐进模型和表面更新机理结合起来,建立了汽液固三相流动沸腾传热系数模型。
flow boiling heat transfer characteristics in horizontal smooth tubes and internal grooved tubes of r22 are experimentally investigated.
本文对氟利昂22在水平光滑管和内螺纹管内的流动沸腾换热特性进行了实验研究。
an experimental study on the flow boiling heat transfer and its visualization of water in a rectangular micro-groove horizontally laid;
引 言流动沸腾传热广泛存在于石油、化工、轻工、动力及能源等各个领域 ,但三相流动沸腾传热的研究极少 。
a new model is proposed for the prediction of saturated flow boiling heat transfer inside vertical tubes.
建立了垂直管内流动沸腾换热与阻力特性的数值计算模型。
studies heat transfer of flow boiling which cotains lower vapour and typifies bubble and churn flow in freon r-113 as the medium.
以r-113为介质,研究了汽泡流和腾涌流流型时的流动沸腾传热。
saturated flow boiling heat transfer of water in a vertical narrow rectangular channel has been investigated experimentally.
以水为沸腾工质对竖直矩形窄缝内饱和流动沸腾传热做了实验。
a new type of flow pattern of flow boiling was observed, and a correlation for predicting flow pattern was also developed based on 535 experimental data.
观察到一种新的流型:闪蒸沸腾。基于535个流型数据,建立了流型关联式。
in this paper, a ccd measuring system and techniques of image dealing are used to carry out a visual investigation on a vapor-liquid-solid three-phase natural circulating flow boiling system.
本文采用ccd测量和图像处理技术对汽液固三相自然循环流动沸腾系统进行了可视化研究。
in this paper, an experimental study of dispersed flow boiling in vertical annulus has been carried out.
本文对低压、低质量流速下垂直环形通道中弥散流沸腾传热进行了理论分析和实验研究。
two-phase flow boiling heat transfer in narrow channels is an economical and effective forced heat transfer method for its compact structure.
狭缝两相流传热装置结构紧凑,具有显着的强化效果,是一种既经济又有效的强化传热方法。
by using the model proposed by the author, the heat transfer coefficient of flow boiling in a circular pipe was predicted.
还利用所提出的矢量合成模型预测了圆管内的流动沸腾传热系数。
the new correlation can provide satisfied predictions to the pressure drop characteristics of r410a-oil mixture flow boiling inside enhanced tubes.
新关联式能够很好的预测r410a-油混合物在强化管内流动沸腾的压降特性。