单纯形法在自动配煤系统中的应用。以配煤价格为目标，灰分、水分、硫分为约束条件，求解最优配比。由于方程具有通用性，也可用于其他行业。-Simplex method in the automatic blending system. Coal prices in the objective, ash, moisture, sulfur is divided into constraints, solving the optimal ratio. Since the equation has the