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1、School of Municipal and Environmental Engineering,Shandong Jianzhu University,Zhang Kefeng,污水回用处理技术及水质标准演变分析 Analysis on technologies for wastewater reuse and development of water quality standards,5th UNESCO Training course for Sustainable Water Management and final Symposium of Joint Chinese-Germa
2、n Project“Overall-effective measures for sustainable water resources management in the coastal area of Shandong Province PR,China”,Contents 目录,Analysis on technologies for wastewater reuse and development of water quality standards,Technologies for wastewater reuse 污水回用技术,Water quality standards水质指标
3、,Water Reuse project工程案例,Analysis on technologies for wastewater reuse and development of water quality standards,1.Technologies for wastewater reuse 污水回用技术,传,艺,工,统,1.Technologies for wastewater reuse 污水回用技术,Membrane treatment technology 膜处理工艺,Secondary effluent Filter Membrane separationDisinfectio
4、nReuse 二级出水过滤膜分离消毒回用,Secondary effluent Filter Microfiltration NanofiltrationDisinfectionReuse 二级出水过滤微滤纳滤消毒回用,Secondary effluent O3 Ultrafiltration or microfiltrationDisinfectionReuse 二级出水臭氧超滤或微滤消毒回用,1.Technologies for wastewater reuse 污水回用技术,1.Technologies for wastewater reuse 污水回用技术,Secondary effl
5、uent Ultra-filtration or microfiltration activated carbon adsorption DisinfectionReuse 二级出水超滤或微滤活性炭吸附消毒回用,Secondary effluent Coagulation and SedimentationFilter Membrane separation Activated carbon adsorption DisinfectionReuse 二级出水混凝沉淀膜分离活性炭吸附消毒回用,Activated carbon adsorption+membrane separation 活性炭吸
6、附+膜分离,Secondary effluent O3 Activated carbon adsorption or Microfiltration DisinfectionReuse 二级出水臭氧活性炭吸附或微滤消毒回用,Secondary effluent Coagulation and Sedimentation Biologic activated carbon Ultrafiltration DisinfectionReuse 二级出水混凝沉淀生物活性碳超滤消毒回用,Activated carbon adsorption+membrane separation 活性炭吸附+膜分离,1
7、.Technologies for wastewater reuse 污水回用技术,Reuse of urban recycling water-Water quality standard for scenic environment use(GB/T18921-2002)城市污水再生利用 景观环境用水水质,Reuse of urban recycling water-classified standard(GB/T18919-2002)城市污水再生利用 分类,Reuse of urban recycling water-Water quality standard for Industri
8、al uses(GB/T19923-2005)城市污水再生利用 工业用水水质,Standards of reclaimed water quality（SL368-2006）再生水水质标准,Reuse of urban recycling water-Water quality standard for groundwater recharge(GB/T19772-2005)城市污水再生利用 地下水回灌水质,Reuse of recycling water for urban Water quality standard for Irrigation use（GB209222007）城市污水再
9、生利用 农田灌溉用水水质,6 standards1 specification1 industry standard6标准、1规范和1个行业标准,Reuse of urban recycling water-Water quality standard for urban miscellaneous water consumption(GB/T18920-2002)城市污水再生利用 城市杂用水水质,Code for design of wastewater reclamation and reuse(GB50335-2002)污水再生利用工程设计规范,2.Water quality stand
10、ards for reuse再生水水质标准,2.Water quality standards for reuse 再生水水质标准,本标准包括城市污水再生分类原则、类别和范围，适用于水资源利用的规划，城市污水再生利用工程设计和管理，并为制定城市污水再生利用各类水质标准提供依据。,2.Water quality standards for reuse 再生水水质标准,2.Water quality standards for reuse 再生水水质标准,2.Water quality standards for reuse 再生水水质标准,本标准规定了以城市污水再生水为水源，作为工业冷却用水、洗
11、涤用水、锅炉用水、工艺用水、产品用水等用水水质控制标准。,2.Water quality standards for reuse 再生水水质标准,本标准规定了利用城市污水再生水进行地下水回灌时应控制的项目及其限值、取样与监测。适用于以城市污水再生水为水源，在各级地下水饮用水源保护区外，以非饮用为目的，采用地表回灌和井灌的方式进行地下水回灌。,2.Water quality standards for reuse 再生水水质标准,本标准适用于以城市污水处理厂出水为水源的农田灌溉用水。主要内容包括水质控制项目、指标限值、利用方式、取样、监测分析方法及频率规定。,Analysis on techno
12、logies for wastewater reuse and development of water quality standards,3.Water Reuse project再生水工程,北京高碑店 Beijing Gaobeidian,北京高碑店 Beijing Gaobeidian,厂内再生水利用In-WWTP WRP,厂内再生水生产In-WWTP WRP,石灰法中试Lime Treatment Testing,草地灌溉Lawn irrigation,北京高碑店 Beijing Gaobeidian,西安北石桥 Xian Beishiqiao,混凝沉淀过滤，50,000 m3/d
13、Coagulation+Sedimentation+Filtration,西安北石桥 Xian Beishiqiao,青岛海泊河 Qingdao Haipohe,絮凝沉淀过滤，40000m3/d Coagulation+Sedimentation+Filtration市政杂用（河道补充与绿化）Municipal and Landscape低压锅炉给水中试 Boiler（pilot test）中央空调循环冷却用水 Industrial cooling牛仔布水洗磨砂用水 Industrial processing厂内循环冷却与脱水机冲洗 In-WWTP,青岛海泊河 Qingdao Haipohe,
14、4.Findings&Recommendations结论与建议,设计能力利用率低 Low Utilization of Design Capacity,多数再生水厂生产销售量明显低于设计能力 Actual production/sales much lower than design capacity普遍缺乏足够用户 Commonly shortage of users管网不足 Distribution pipelines shortage 不合理水价 Unreasonable water tariff水质问题 Water quality problem水资源管理问题 Improper wat
15、er resource management成本回收问题 Cost recovery difficulty 用户发展成为主要任务 User development becomes a major task需要生产者及政府的共同努力 Needs joint efforts of suppliers and government,再生水系统：采用集中型还是就地就近型？Centralized system or onsite/point-of-sale system？,集中型系统的限制因素 Constraints of Centralized system管网投资高（北京）High pipeline
16、s costs，Beijing难以同时满足不同用户的水质和水量需求 Difficult to simultaneously meet the various users requirements in quality and flow-rate适合污水厂周围 Better for applications near WWTP适合水质要求相同的批量用户或大水量用户 Better for similar quality requirement&larger demand就地就近型系统 Onsite/point-of-sale system 集中与就地/就近相结合 Combination of bo
17、th systems,再生水法规支持体系与综合管理机制Legal supporting system&management mechanism,建立相关法规、政策与标准，进行指导与督查 Establish relevant regulations,policies and criteria/standard for guidance and enforcement再生水规划纳入城市总体规划和水资源规划 Water reuse plan being part of city master plan&water resource utilization plan污水处理目标由达标排放转变为再生循环
18、 Strategic objective shift from“discharge-standard”to the“water reclamation and recycling”,再生水标准 Reclaimed water standards,经历多次修订 Modified several times存在需要修订之处 Some irrationality still exist.再生水基本分类水质标准建议 Proposal for basic classification of Reclaimed water 再生处理工艺 Reclamation process病原体控制指标 Pathogens removal典型水质指标 Typical water quality index性能控制与监测 Performance control&monitoring主要用途 Main applications,Thanks!,
