太平洋西北地区对生物滞留的综合研究.pptx

太平洋西北地区对生物滞留的综合研究,太平洋西北地区对生物滞留的综合研究,2,Background-背景介绍,4Background-背景介绍,3,Background-背景介绍,Current WA bioretention soil mix specification: 60% sand - 40% compost现在华盛顿州用于生物滞留的混合土壤配方：60%的砂土和40%的堆肥,5Background-背景介绍Current WA bio,4,Background-背景介绍,Specification developed in 2009 for predictable hydraulics该配方于2009年研发出来，用于可预测的水利学,6Background-背景介绍Specification,Redmond 185th -华盛顿州雷德蒙德市185街,Redmond 185th -华盛顿州雷德蒙德市185街,Redmond 185th,Redmond 185th,Redmond 185th,Redmond 185th,Redmond 185th,Redmond 185th,太平洋西北地区对生物滞留的综合研究,太平洋西北地区对生物滞留的综合研究,太平洋西北地区对生物滞留的综合研究,太平洋西北地区对生物滞留的综合研究,太平洋西北地区对生物滞留的综合研究,Background-背景介绍,5 studies in the synthesis综合研究中的5个案例,Background-背景介绍5 studies in th,Tacoma Salishan-华盛顿州塔科马港市,Tacoma Salishan-华盛顿州塔科马港市,WSU Mesocosm-华盛顿州立大学的围隔实验,WSU Mesocosm-华盛顿州立大学的围隔实验,Redmond Six Swales-雷德蒙德市的6个草沟,Redmond Six Swales-雷德蒙德市的6个草沟,Redmond Six Swales,Redmond Six Swales,Kitsap Column Study-凯特萨普县的柱实验,Kitsap Column Study-凯特萨普县的柱实验,BSM Categories-生物滞留土壤混合物分类,60/40n=760/40+Additivesn=5Loamy Sandn=2Sand/Coir+Additivesn=519 Total,BSM Categories-生物滞留土壤混合物分类60/,Results Hydraulics-水利学结果,Results Hydraulics-水利学结果,050100150200250300050100150Tot,0501001502002503000123456Total,05010015020005101520Nitrate +,050100150200250300010203040Dis,050100150200250300051015202530,05010015051015Dissolved Copper,Results Component Leaching成分浸出的结果,Leaching from components (lab test - SPLP),EPA 1312,Results Component Leaching成分,A Closer Look at Compost-堆肥细究,Compost Solids Chemistry from 40 Facilities-来自40个设施的堆肥固体化学 (07 09),A Closer Look at Compost-堆肥细究C,National Comparison-全国情况的对比,The literature indicates pollutant reduction. Why?从文献可以看出污染物的减少。为什么呢？,Median % removal from 4 major literature reviews,National Comparison-全国情况的对比The,Toxicity-毒性,Toxicity-毒性,Toxicity-毒性,Results from Kitsap Column Study-凯特萨普县柱实验的结果,Toxicity-毒性Results from Kitsap,Questions-欢迎提问,Questions,?,Questions-欢迎提问Questions?,感谢聆听,感谢聆听,