Study the Ways to Forecast the Discharge of Restaurant Wastewater in Beijing

Combining with empirical method, sector classification, locations of catering industry and comprehensive method, it curve fits and calculates the discharge of Beijing restaurant wastewater from 2004 to 2007 by four fitting formula, logarithm, Linear, power exponent and exponent, and then analyze the precision, propose the best calculation way of each forecast method. Compared with the curve fitting, the pessimistic modeling is more precise. It is suitable to forecast the discharge of Beijing restaurant wastewater. Finally, it got the prediction of the discharge of restaurant wastewater from 2008 to 2012 in Beijing, and provides a basis for forecasting the discharge and treating the restaurant wastewater.