... Journal of Water and Environment Technology, Vol.2, No.2, 2004 - 91 - Approaches to Establish a Modeling WWTP with a Case Study in Qinghe WWTP LiJie Xu*, HanChang Shi**, and XiYong Ke (State Key ... construction of communication services which can collect and transfer the data from apparatuses, monitoring systems and simulation software. The paper illustrated the detailed approaches to establish ... Modeling WWTP with a case study in Qinghe WWTP in Beijing, China. Keywords Mathematic model, monitoring and simulation, WWTP modeling Introduction In China, there were only 472 WWTPs with the capacity...