【摘要】 利用曲线拟合理论,将矿井主要通风机h-Q曲线用数学表达式描述。结合我省煤矿实际,介绍了近似求解出矿井主要通风机实际运行的h-Q曲线的方法。更多还原

【Abstract】 In accordance with Curve-fitting theory and the current situation of coal mining in Hunan rovince,the authors have introduce the operating practice of h-Q curve determination of main fan by using mathematical expression to describe h-Q curve of main fan in collieries,and have solved approximately the actual running h-Q curve of main fan in the mine,which has provided a simple and feasible technical method for urgent understanding the main fan’s working condition and ventilation management in collieries.更多还原