然后，基于改进的理想循环热效率，提出了等效热降法的改进算法。
Then based on the improved ideal cycle heat efficiency, the improved equivalent enthalpy drop method is given.
比较结果表明，除等效热降法外，热力学方法和汽轮机原理方法的计算误差都很大。
The result shows that the error of thermodynamics method and steam turbine theory method are very big except the equivalent enthalpy drop method.
因此，建议工程上可以采用等效热降法计算背压变化时汽轮发电机组电功率的变化量。
So the equivalent enthalpy drop method is suggested to calculate the change of electric power with back pressure changing in engineering.
利用等效热降法理论以及热力发电厂热力系统经济性状态方程的理论，采用经典优化方法对运行机组的热力系统进行结构优化。
Studying the structure optimization of the operating unit thermodynamics system with the classic optimization method, using the theory of equivalent enthalpy drop and state equation.
定义加热器回热率的概念，结合等效焓降法，计算高压加热器切除对机组热经济性的影响。
By giving the concept of heater regeneration rate, and combining with equivalent enthalpy reduction method, the influence on heat economy with HPs off-line is calculated.
根据等效焓降法在热力系统计算时的特点，推导了循环函数法在回热系统中的局部定量计算方法，导出了回热系统局部定量计算的几个重要结论。
According to the features of equivalent enthalpy-drop method applied to thermodynamic system, the methods of local quantitative calculation for cycle function method in regenerative system is deduced.
主要是关于等效焓降法在大型机组抽汽供热的热经济性分析中的应用。
The paper is about application of equivalent enthalpy drop method for the analysis economical efficiency of steam extraction and heat supply for a large-sized power plant.
主要是关于等效焓降法在大型机组抽汽供热的热经济性分析中的应用。
The paper is about application of equivalent enthalpy drop method for the analysis economical efficiency of steam extraction and heat supply for a large-sized power plant.
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