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作 者:周思强 ZHOU Siqiang(China Railway 18^(th)Bureau Group Construction and Installation Engineering Co.,Ltd.,Tianjin 300308,China)
机构地区:[1]中铁十八局集团建筑安装工程有限公司,天津300308
出 处:《成都大学学报(自然科学版)》2025年第1期107-112,共6页Journal of Chengdu University(Natural Science Edition)
摘 要:在雨污水分流改造工程中,主要采用蚁群算法进行地下管线规划,容易陷入局部最优问题,使得规划后管道溢流量较大.因此,提出基于人工蜂群算法的雨污水分流改造工程地下管线自适应规划方法.根据现有地下管线网络节点的标高构建高差矩阵,对分流改造工程区域进行分区;采用均匀流公式对每个分区建立基本水力模型,描述管道规格尺寸、管道坡度及管道埋深等参数的规划准则;以最小建造和维护成本、最小总溢流量为目标,构建雨污水分流改造工程地下管线自适应规划目标函数;依托于人工蜂群算法进行迭代求解,生成整体最优的地下管线规划方案.结果表明,所提方法规划完成后,当区域累计雨量为78.3 mm时,地下管线节点总溢流量仅为2.5×10^(-4) m^(3),更好地满足了雨污水排放改造要求.In the rainwater and sewage diversion renovation project,ant colony algorithm is mainly used for underground pipeline planning,which is prone to getting stuck in local optimal problems,resulting in a large overflow of the planned pipeline.Therefore,a self-adaptive planning method for underground pipelines in rainwater and sewage diversion renovation projects based on artificial bee colony algorithm is proposed.A height difference matrix is constructed based on the elevation of nodes in the existing underground pipeline network,and this is used to partition the diversion and renovation project area.A basic hydraulic model for each zone using the uniform flow formula is established.The planning criteria for parameters such as pipeline specifications,slope,and burial depth are described.An adaptive planning objective function for underground pipelines in the rainwater and sewage diversion and renovation projectis is also constructed,with the goal to minimize construction and maintenance costs and minimize the total overflow.Artificial bee colony algorithm for iterative solution is relied on to generate the overall optimal underground pipeline planning scheme.The results show that after the proposed method is planned,when the cumulative rainfall in the area is 78.3 mm,the total overflow flow of underground pipeline nodes is only 2.5×10^(-4)m~3,which better meets the requirements of rainwater and sewage diversion renovation.
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