基于遗传算法的调峰时最优运行初压的确定

Determination of Optimal Initial Steam Pressure under Peak-load Regulation Based on Genetic Algorithm

在详细倒推逐级核算的热力计算的基础上,提出了一种基于遗传算法的调峰时最优运行初压的优化方法。通过遗传机理在有效参数调整范围内搜索系统运行的最优值。优化方法使用FORTRAN 90编程实现,并对实际对象进行了优化计算和结果分析。结果表明该方法能有效地进行优化计算,能用于实际汽轮机组的运行优化。

Based on the detailed thermal calculation using backward pass, an optimization method based on genetic algorithm for optimal operation initial steam pressure of peaking load is proposed. The optimal control parameters are searched out from effectual values with this method. A model is programmed in FORTRAN 90 based on the method, Experiments are made for operation optimization of several practical objects. The result shows that this method is effective and can be used in practice for operation optimization of steam turbine systems.