饱和蒸汽

一种SF6气体饱和蒸汽压曲线的拟合公式及其应用

Approximation Formula and Application of SF_6 Saturated Steam Pressure Curve

在p－T图上，通过饱和蒸汽作绝热膨胀时的斜率与气液平衡曲线的斜率的大小比较，来判断饱和蒸汽经绝热膨胀后对应的单相态。

On P-T diagram , by comparing the slope of saturated Steam in adiabatic process with the slope of gas-liquid equilibrium curve , the corresponding single - phase state of the saturated steam after expantion is determined .

对饱和蒸汽压模型Ak参数的修正

Modification of A_k parameters of the Saturation-Vapor-Pressure model

MCS-51单片机在饱和蒸汽的流量计量补偿中的应用

MCS-51 Single-chip Computer Applied to the Flux Compensation of Saturated Vapor

PEMFC中水的饱和蒸汽压力与其中多孔介质特征关系研究

Relationship Between Saturated Water Vapour Pressure and Characteristics of Porous Medium in PEMFC

30种物质饱和蒸汽压及饱和液体密度同时关联的结果表明，修正的PT方程较原始的有较大改进，特别是对极性物质。

The results show that the modified PT equation is better than the original one , particularly fot polar substances .

得到的极限温度为40.4K；相应的饱和蒸汽压为6×10~（-2）mmHg。

The limit temperature obtained is 40.4 K , corresponding to the saturated vapour pressure of 6 × 10-2 mm Hg .

本文介绍了电阻蒸发ZnS∶Mn薄膜在硫饱和蒸汽压下进行热处理的工艺。

Technic of annealing ZnS : Mn thin films deposited by thermal evaporation in sulfur saturated vapor was described .

研究表明，较高的生长温度、SiO和CO的局部过饱和蒸汽压是此方法能够大量制备β-SiC纳米晶须的关键因素。

The research shows that the relatively high heating-temperature , the partial supersaturation of SiO , and partial supersaturation of CO are the key preparing factors .

对于氟利昂类化合物的饱和蒸汽比容计算（Tr≤0,9），具有较好的精度。

It makes better accuracy for calculating saturated vapour volumes of the freon compounds ( Tr < 0.9 ) .

对丁醇的密度推算，PT方程最佳，PT方程对丁醇的饱和蒸汽压预测一般。

PT EOS is the best to calculate the density of butanol , but it is not very good for PT EOS to calculate the vapor pressure of butanol .

针对工业生产饱和蒸汽链条锅炉生产工艺和控制系统的实际要求，介绍了基于PLC的DCS控制系统和网络选择。

With the production craftwork of the industrial production saturation stream-chain boiler and the actual request of the control system , DCS control systems based on PLC and network choices are introduced .

试验用200W氨饱和蒸汽透平的研究与开发

Study and Development of 200W Saturated Steam in Ammonia Turbine Used for Experiment

低温区HFC152a饱和蒸汽压的实验测定

Measurements of vapor pressure for hfc152_a in the low temperature region

饱和蒸汽在CMT液面上的凝结分为三种模式，即蒸汽完全凝结模式、部分蒸汽快速凝结模式和蒸汽缓慢凝结模式。

The condensation process of saturated steam is divided into three phase : steam supply limit , part steam rapid condensation and steam slow condensation .

提出了一种新的SF6气体饱和蒸汽压曲线的拟合公式，并和标准曲线数据加以比较，确认了其准确性；

In this paper , a approximation formula of SF6 saturated steam pressure curve is proposed , and the accuracy of the formula is verified by comparing with the standard curve .

1916年，Nusselt提出了纯饱和蒸汽在垂直和水平管外冷凝时平均传热系数的理论关系式。

In 1916 Nusselt presented the theoretical relations for the mean coefficient of heat transfer for a pure saturated vapor condensing on vertical and horizontal tubes .

CF-200型饱和蒸汽压实验装置的改进

Improvement on the Saturated Vapour Pressure Experimental Apparatus of CF-200 Type

用维利方程计算汽相的逸度系数，用Antoine方程计算饱和蒸汽压，用NRTL方程计算液相的活度系数。

The Virial equation was used to calculate the fugacity coefficients of vapor phase , and Antoine equation was used for the saturated vapor pressure of benzene and toluene .

某电厂5号机15X1M1Φ钢主蒸汽管道寿命评估饱和蒸汽发电机组在侯马冶炼厂的应用

Life Assessment of Main Steam Pipelines Made of 15X1M1 Φ Steel of No.5 Generating Unit in a Power Plant

模型建立在Nusselt纯净饱和蒸汽层流膜状凝结理论的基础上，考虑了对热虹吸管的传热性能有重要影响的气液界面剪切应力、过冷度和蒸汽密度这几个因素。

The model is based on the Nusselt 's solutions by considering the factors of vapor-liquid interfacial shear stress , the super-cold and the density of the vapor which have important influence on the heat transfer performance of the thermosyphon .

在温度12.1～60.5℃范围内测定了地下卤水体系的饱和蒸汽压，并采用Clausius-Clapeyron方程进行关联，计算水活度；

The saturation vapor pressures in natural brine system were measured at the different temperature of 12 1 to 60.5 ℃ . The experimental data were correlated by Clausius-Clapeyron equation and water activities were calculated .

临爆点是可燃物凝聚相与其蒸汽处于平衡状态时，可燃物的饱和蒸汽压为LEL值时的温度（T0）。

The temperature T_0 is called critical explosion temperature , at which the condensed phase and its vapor come to a balanced state , and the concentration of the combustible vapor comes to LEL .

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。

Experimental study on heat transfer performance of a C-S tube has been reported for condensation of R22 . 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 .

小直径饱和蒸汽管道属于无源热工部件。

Short diameter saturated steam pipes belong to passive thermodynamic objects .

一种实用的水饱和蒸汽压拟合方程

A kind of practical fitting equation of water saturation vapour pressure

用光散射法测量饱和蒸汽的湿度

Measurement of the humidity of saturated steam used means of light-scattering

稠油热采注入饱和蒸汽的计量和调节

Metering and regulating of two-phase flow in heavy oil thermal recovery

计算机在纯液体饱和蒸汽压测定中的应用

Application of computer in measuring saturated vapor pressure of pure liquid

梅钢汽化冷却饱和蒸汽的应用

The application of boiloff cooling saturated steam in Meishan steel company