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horizontal tube bundles
相关语句
  水平管束
     An Investigation on Drag Characteristics of Air-water Two-phase Flow Across Horizontal Tube Bundles
     气液两相流冲刷水平管束的阻力特性研究
短句来源
     Advances in Investigations on Two Phase Flow Characteristics across Horizontal Tube Bundles
     水平管束两相流动性的研究进展
短句来源
     The Two-Phase Flow Patterns Identification in Horizontal Tube Bundles under Vertical Upward Cross-Flow Condition Using Wavelet Transform
     基于小波分析的垂直向上横掠水平管束汽液两相流流型辨识
短句来源
  水平光滑管束
     This paper presented an experimental study on two-phase flow patterns of R134a in horizontal tube bundles under upward cross-flow conditions. The tests were conducted under low mass velocity and flow boiling conditions over ranges of mass flux 4~25 kg/(m~2·s),vapor quality 0.02~0.90.By visual observation,bubbly flow,slug flow and annular flow were identified.
     在小质量流速和流动沸腾条件下,对R134a工质垂直向上横掠水平光滑管束的汽液两相流型进行了实验研究,实验的质量流速范围为4~25 kg/(m2.s),质量干度范围为0.02~0.90.通过可视化观察,发现泡状流、块状流和环状流等3种流型.
短句来源
  “horizontal tube bundles”译为未确定词的双语例句
     Experiments are conducted to measure the heat transfer coefficient between the horizontal tube bundles and the air-salt fluidized-bed and the heat efficiency in a fluidized bed dryer with combined contact and convective heating .
     本文考察了带水平传热管束的组合加热流化床干燥机中各操作条件对传热系数及干燥机热效率的影响。
短句来源
     This result of study can provide design bases for horizontal tube bundles of the air preheater, superheater, reheater, and economizer with in-line arrangement in the tail section of CFB boilers.
     研究结果可为循环流化床锅炉尾部顺列布置的卧式空气预热器、过热器、再热器和省煤器减轻磨损提供设计依据。
短句来源
  相似匹配句对
     Horizontal Tube Continuous Digester--Its Practice
     横管式连续蒸煮器的运行实践
短句来源
     The horizontal view method was analyzed for tube welding.
     针对管焊缝,研究了其水平视角传感方法。
短句来源
     STUDY ON INTERNAL CIRCULATION IN HORIZONTAL HEATED TUBE BUNDLES
     水平加热管束间内循环特性的实验研究与数值计算
短句来源
     TUBE HOUSING
     管式住宅
短句来源
     Enforcemem Effect on the Horizontal Heat Exchanger Shell by Tube Bundles
     卧式换热器换热管束对壳体的加强作用
短句来源
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  horizontal tube bundles
Then, convective boiling on the outside of horizontal tube bundles is discussed.
      
Heat exchange occurs in the test section with heated air crossing-flow horizontal tube bundles arranged in-line and cold air flowing in tubes.
      


The heat trasfer characteristic of horizontal tube bundle in freeboard region of gas fluidized bed was widely investigated. Local and average heat transfer coefficients of the tube in bundle have been determined. The influence of particle diameter, gas velocity, tube bundle configuration and location in bundle on heat transfer were examined.

本文对流化床稀相中的水平管束的传热特性进行了广泛的实验研究。测定了管束中各管排的局部放热系数,讨论了颗粒直径、流化速度、管束几何参数和位置对传热的影响。

An experimental research on the air-water tow-phase flow void fraction in the shell-side of a segmentally baffled horizontal shell-and-tube heat exchanger model was carried out. In the crossflow zone, tow-phase flow in horizontal crossflow across an in-line horizontal tube bundle with a pitch to diameter ratio, P/D, of 1. 28. The experimental results show that average void fraction was lower than the values predicted by a homogeneous flow model, the void fraction data could be correlated...

An experimental research on the air-water tow-phase flow void fraction in the shell-side of a segmentally baffled horizontal shell-and-tube heat exchanger model was carried out. In the crossflow zone, tow-phase flow in horizontal crossflow across an in-line horizontal tube bundle with a pitch to diameter ratio, P/D, of 1. 28. The experimental results show that average void fraction was lower than the values predicted by a homogeneous flow model, the void fraction data could be correlated well in terms of a Martinelli parameter an liquid-only Froude number.

本文对常温常压下空气-水两相流在卧式理想管壳式换热器壳侧流动时的截面含气率进行了实验研究。换热器的管排形式为顺排,管间距与管径之P/D为1.28折流板被垂直切割,在折流板交叉区,气流两相流沿水平方向横掠水平管束。结果表明平均截面含气率小于体积含气率,平均截面含气率在一定的马蒂内利参数下随质量流速的增加而增加,且能与马蒂内利参数和全液相佛鲁德数很好的关联。

An experimental investigation of pool boiling heat transfer is carried out in a horizontal tube bundle with 8 rows and 3 columns of tubes, and a pitch - to - diameter ratio of 1. 667. The working fluid is R-113. Heat transfer coefficients are measured for each row of tube, and it is found that the heat transfer coefficient increases for higher heat flux and higher position in the tube bundle. The measurements show that there exists a large bundle effect. In addition, boiling...

An experimental investigation of pool boiling heat transfer is carried out in a horizontal tube bundle with 8 rows and 3 columns of tubes, and a pitch - to - diameter ratio of 1. 667. The working fluid is R-113. Heat transfer coefficients are measured for each row of tube, and it is found that the heat transfer coefficient increases for higher heat flux and higher position in the tube bundle. The measurements show that there exists a large bundle effect. In addition, boiling curve hysteresis in tube bundle is found. The correlations of boiling heat transfer coefficients are obtained.

通过对氟里昂R-113在水平管束管外地沸腾的实验研究,分析了管束沸腾的滞后现象及沸腾换热系数的管束效应.得出了管束沸腾换热系数的经验关系式,并讨论了关系式中系数和指数与换热机理的内在联系.

 
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