With the notion of effective exergy drop based on equivalent enthalpy drop theory, mathematic models of exothermic steam perturbation effect on the whole thermodynamic system were founded.
基于等效焓降理论提出了有效降的概念，建立了当抽汽量扰动时对整个热力系统影响的数学模型。
2
Compared with the equivalent enthalpy drop method, these algorithms are more effective in dealing with the idiographic problems.
与等效焓降法相比，它们在具体问题和要求上更有针对性。
3
According to the finite element analysis of heat conduction with phase-change by using the enthalpy, an effective numerical method to eliminate the solution of iteration is presented.