1) steam flow field
蒸汽流场
1.
Changes of condenser steam flow field causes the changes of its heat transfer coefficient and the vapor lock.
凝汽器蒸汽流场的变化使其传热系数和汽阻发生变化,传热系数和汽阻的改变使凝汽器管束布置修正系数随着负荷变化。
2.
The change of condenser steam flow field causes the changes of its heat transfer coefficient and the vapor lock,with the analysis on the change of the tube bundle arrangement with the alteration of the steam flow field,proposed the change scope of the correction factor of the arrangement of condenser tube bundle with the alteration of the condenser steam flow field.
凝汽器蒸汽流场的变化使其传热系数和汽阻发生变化,传热系数和汽阻的改变使凝汽器管束布置修正系数随着负荷变化,分析了管束布置修正系数随蒸汽流场的变化而变化,提出了管束布置修正系数随蒸汽流场变化的范围。
3.
Based on model test and field application, the influence of steam flow field at condenser s tubebundle inlet upon heat transfer coefficient, steam resistance and performance of the vaccum pump has been analysed, pointing out the fact after the steam flow field at the condensor s throat of a 300MW unit is tending towards homogenity, i.
在模型试验和现场应用的基础上 ,分析了凝汽器管束入口蒸汽流场对传热系数、汽阻以及真空泵性能的影响 ,指出 30 0MW机组凝汽器喉部出口蒸汽流场趋于均匀后 ,凝汽器传热系数增加 ,汽阻减小 ,真空泵入口压力降低等因素的共同作用使汽轮机排汽压力降低。
2) process flow of steam system
蒸汽流程
3) steam flow rate
蒸汽流量
1.
Research on mathematical model of temperature and pressure compensation in steam flow rate measurement;
蒸汽流量计量温度、压力补偿的数学模型研究
4) circulating vapor
流通蒸汽
1.
Methods: Compared with sterilization by circulating vapor, moisture contents and contents of Paeonal sterilized by microwave and circulation vapor were tested respectively, and the loss rate of Paeonal with different technoic were calculated before and after being sterilized.
方法 :以流通蒸汽灭菌工艺作为对比 ,分别测定微波灭菌和流通蒸汽灭菌前后水分和丹皮酚含量 ,计算不同工艺灭菌前后丹皮酚损耗率。
5) steam flow
蒸汽流量
1.
Development of steam flow meter with high accuracy based on IAPWS-IF97;
基于IAPWS-IF97的高精度蒸汽流量仪表的研制
2.
Enhance Steam Flow Monitoring to Improve the Level of Steam Computation;
加强蒸汽流量监测 提高蒸汽计量水平
3.
Based on the analysis of the characteristics of the steam, the features of Various flow-meters and their applicable ranges as well as the optimal strategy for steam flow measurement areintroduced in detail.
从分析蒸汽特性入手,详细介绍各种流量仪表的特点和适用范围,以及测量蒸汽流量的最佳方案。
6) vapor velocity
蒸汽流速
1.
In order to clarify the effect of vapor velocity on Marangoni condensation,heat flux and vapor-to-surface temperature difference were measured for steam-ethanol mixtures over a wide range of composition at vapor velocity of 2, 4 and 5 m/s.
36 kPa的条件下,通过实验研究了不同蒸汽流速(u=2、4、5 m/s)下纯水和不同酒精浓度水-酒精混合蒸汽沿重力方向流过竖直紫铜平板表面上的凝结换热特性,并实现了实验的可视化,同时分析了不同蒸汽流速下造成Marangoni凝结换热特性差异的原因。
2.
The result shows the heat transfer coefficient of condensation of the C-S tube is related with the surface tension and the vapor velocity, and then fits experimental relational expression.
以R22为工质在套管式冷凝器中对C-S水平管在饱和蒸汽状态下冷凝传热的性能进行实验研究,得出凝结换热系数与表面张力及蒸汽流速之间的关系,并拟合出其实验关系式。
补充资料：无噪声蒸汽流加热器
分子式：
分子量：
CAS号：
性质：见蒸汽加热器。
分子量：
CAS号：
性质：见蒸汽加热器。
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