1) narrow annular duct
窄缝环形流道
2) narrow annuli
环形窄缝通道
1.
Based on the present model,the theoreti- cal calculation was performed to predict the flow characteristics for the developed flow in narrow annuli with the gap sizes of 1.
对环形窄缝通道内单相流动特性进行了分析,提出了理论模型预测环形窄缝通道内单相流动阻力特性。
2.
Numerical research was carried out on the convection heat transfer characteristics(in bilaterally)heated narrow annuli under the conditions of fully developed flow,where the inner and outer walls were heated by uniform but unequal heat fluxes.
对双面加热环形窄缝通道内单相水处于充分发展流动情况下的对流换热特性进行了数值计算。
3) narrow rectangular channel
矩形窄缝流道
1.
Experimental results of F-12 boiling in vertical narrow rectangular channel with cross-section 35 × 2 mm2, and mass fluxes are between 700 1500 kg.
本文研究了有压模化介质在垂直矩形窄缝流道内的过冷流动沸腾换热，考察了质量流速、断面平均过冷度和饱和压力对沸腾换热系数的影响，与Ｇｕｎｇｏｒ关系式进行比较，流道的换热强化因于在１３～２１之间。
4) narrow rectangular channel
窄缝流道
1.
ONB experimental and high-speed video results gotten about F-12 subcooled boiling in vertical narrow rectangular channel with cross-section of 35×2 mm 2, and mass fluxes between 700～1 500 kg.
通过高速摄像可视化观察并结合基础传热数据采集 ,给出了模化工质在中压条件下 ,竖直矩形窄缝流道内过冷流动沸腾起始点的实验结果。
2.
Using N-S function, and transforming the gravity item to temperature and differential pressure related items, the authors simulate the mixed convection heat transfer in vertical narrow rectangular channels.
直接使用N -S方程 ,采用将重力项化为与温度和差压有关函数的处理方法 ,对垂直矩形窄缝流道中定热流密度下混合单相层流对流换热进行了数值模拟 ,发现在整个流道靠近加热壁面区域存在强烈的“烟囱效应”。
5) Narrow annular channel
环形窄缝
1.
An experimental research on the dryout point of flow boiling in narrow annular channels with 1.
在间隙为1 05mm和1 55mm的垂直环形窄缝通道内,以去离子水为工质,对内、外管通电加热,进行了环形窄缝通道内干涸点的实验研究。
6) Narrow Gap Annular Tube
窄缝环形管
补充资料：胎圈过窄、子口窄、圈窄等
分子式：
CAS号：
性质：又称胎圈过窄、子口窄、圈窄等。轮胎工业中指两胎圈宽度不一致的现象。
CAS号：
性质：又称胎圈过窄、子口窄、圈窄等。轮胎工业中指两胎圈宽度不一致的现象。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条