有必要把代表水汽凝结潜热释放的随时间变化率的一项作为热源项包括进热力学能量方程中。
It is necessary to include as a heat source in the thermodynamic energy equation a term which represents the time rate of release of the latent heat of condensation of water vapor.
以热力学第一定律为基础，引入多孔介质换热模型，建立了多孔介质发动机的能量方程。
An energy equation that incorporates a heat transfer model of porous medium is developed based on the first thermodynamic law.
根据化工热力学能量守恒方程，推导出了两种容器内可燃气体爆炸温度和压力的计算方法。
Based on the energy conversation equation of chemical engineering thermodynamics, two computation methods of explosion temperature and pressure of gas explosion in vessels were built.
从非平衡态热力学理论出发，建立了有相变发生时球形气核与围流液体之间能量流和物质流的方程序。
The energy flux and mass flux equations have been established while a liquid vapor phase change occurs on spherical gas nucleus wall on the basis of non equilibrium thermodynamics.
根据流体力学、热力学、气体动力学方程和能量不变方程，求得了自吸时间和抽气速率公式。
Equations based on hydrodynamics, thermodynamics, gasdynamics and the law of energy conservation are used to find the time required for self-priming and rate of air pumping.
从热力学关系式、能量平衡方程和换热器特性得到了热经济学优化的目标方程和约束方程。
From the thermodynamic relations and equations derived from the energy balance and heat ex-changer characteristics, an objective function and constraining equations are obtained.
采用损伤演化方程可以从宏观上描述损伤变量以及与其相伴的广义热力学力——损伤能量释放率的变化规律。
The variation rule of the damage variable and the coupled variable, damage energy dissipation rate, can be described on macro aspect by the damage evolution equation.
采用损伤演化方程可以从宏观上描述损伤变量以及与其相伴的广义热力学力——损伤能量释放率的变化规律。
The variation rule of the damage variable and the coupled variable, damage energy dissipation rate, can be described on macro aspect by the damage evolution equation.
应用推荐