介绍了状态方程及蒸汽热力状态参数计算公式IAPWS-IF97等计算精度较高的蒸汽热力状态参数计算方法。
The methods for calculating stream thermal state parameters accurately, including state equations, calculation formula IAPWS-IF97 etc. are introduced.
这种模型的应用可以使得热能动力工程和制冷工程设计中的状态参数和热力过程计算软件的重复使用问题得到简化。
With this kind of model, the software used in thermal power engineering and refrigeration engineering for computing thermodynamic parameters of state and processes can be easily reused and enhanced.
本文指明热力系统状态参数存在设备层面和系统层面的两重关联关系。
The paper pointed out that the thermodynamic system state parameters have double incidence relation, the equipment aspect and the system aspect.
在提出流体力学道路交通压力的概念基础上，选取适当的熵模型和关键的交通状态参数，运用非平衡态热力学的理论 方法建立道路交通系统熵模型和负熵流模型。
So, this paper can discriminate the state of road traffic. The negative entropy flow model can ensure the extent of traffic management and the best management time should be taken when road is crowed.
在提出流体力学道路交通压力的概念基础上，选取适当的熵模型和关键的交通状态参数，运用非平衡态热力学的理论 方法建立道路交通系统熵模型和负熵流模型。
So, this paper can discriminate the state of road traffic. The negative entropy flow model can ensure the extent of traffic management and the best management time should be taken when road is crowed.
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