| 1. | Flow characteristic of gas - liquid two - phase annular flow through annular narrow passage 环形狭缝通道内气液两相环状流流动特性 |
| 2. | Numerical simulation for corrugation and annular flow field of a stratification injection allocator 分层配注器波纹环空流场的数值模拟 |
| 3. | Analysis of two - phase annular flow convective evaporation in horizontal microfin - tube 水平微翅管内环状流两相强制对流蒸发换热的计算模型 |
| 4. | Churn flow and annular flow are common flow patterns encountered in gas - liquid systems through conduits 摘要对垂直同心环形管内上升气液团状流向环状流的转换进行了研究。 |
| 5. | It is pointed that the failure of this model in predicting the transition stems from the non - objective of the momentum balance relationship of smooth annular flow 由此阐明了该模型难以正确预测微重力条件下气液两相弹环状流转换条件的原因在于光滑环状流动量平衡关系的非客观性。 |
| 6. | The accuracy of flow pattern identification of stratified flow , annular flow , core flow and homogeneous flow is more than 95 % and the time for flow pattern identification is less than 0 . 15 second 对于均相流、层状流、核心流和环状流等流型辨识的准确率高于95 ,判别一个流型耗时小于0 15秒。塞状流的辨识准确率高于90 。 |
| 7. | The static and dynamic test results showed that the new method is effective and the identification results of stratified flow , annular flow , core flow and plug flow are satisfied for the requirements of the industrial operation online 该方法与传统流型识别方法相比的最大特点是简便易行,对于层状流、环状流、核心流以及塞状流均有较好的识别结果。 |
| 8. | In this paper , the transition from churn flow to annular flow for upward gas - liquid in vertical concentric annulus is studied and a transition model is developed by considering the structural feature of the concentric annulus and the flow characteristics for churn and annular flows in the concentric annulus 根据团状流及环状流的流动特性,并考虑同心环形管的结构特徵,建立了垂直同心环形管上升气液团状流向环状流转换的新的理论模型。 |
| 9. | Based on these models , the differential pressure fluctuation signals of gas - liquid two - phase flow under different flow regimes in various diameter pipelines are analyzed . experimental results show that the autoregressive orders of bubble flow and annular flow are bigger than that of slug flow 对不同管径不同流型下的差压波动信号进行了建模,在此基础上分析得出:弹状流流型下arma模型的阶数n最小,泡状流和环状流流型下的arma模型阶数n较大。 |
| 10. | A detailed analysis on the characteristics of the solution of the void fraction matched model for the slug - to - annular flow pattern transition at microgravity condition , which is based upon the drift - flux raletionship of slug flow and the momentum balance relationship of smooth annular flow , is presented 摘要对基于微重力条件下,气液两相弹状流滑移流率关系和光滑环状流动量平衡关系的弹环状流转换空隙率匹配模型的解的特徵,进行了深入分析。 |