【摘要】 介绍了通风网络解算的数学模型及拟牛顿算法,针对计算通风网络回路分支风量的——拟牛顿法和直接非线性方程组求解法,应用MATLAB软件编程实现,并给出了实例解算过程及源程序。这种方法能够方便的进行通风网络解算,为通风网络优化计算提供了一种有效的方法。更多还原

【Abstract】 In this paper,a mathematics model and quasi-Newton method of calculating ventilation network is introduced at first.MATLAB software is used to program for quasi-Newton method and nonlinear equation set to calculate the air volume of branches contained in ventilation circuit,the detailed calculation process of a example and the source code are presented out.The method can conveniently implement the solution of ventilation network,so provides an effective way for optimized calculation of ventilation network.更多还原