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.
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