subsurface flow
潜流
2026-03-22 12:24 浏览次数 21
潜流
as a new technology for wastewater treatment, vertical subsurface flow constructed wetland has good practical value and application prospect in town sewage resourcing.
垂直潜流人工湿地是一种新型的污水处理技术,在城镇污水资源化中有良好的实用价值和应用前景。
substrate, which not only takes part in the pollutant-removing, but influences the plant growth, plays an important role in subsurface flow wetland.
填料是潜流湿地的重要组成部分,它不但直接参与污染物的去除,而且对植物的生长和生理活动产生重要影响。
to improve the normal operation reliability of follow-up wetland treatment system, some operation measures for constructing horizontal subsurface flow wetland under low temperature were put forward.
为提高后续湿地处理系统正常运行的可靠性,提出人工湿地在低温环境运行条件下的措施。
in numerical calculations, the effects of rainfall pattern, shape of slope layer and changing slope to the development and decline of subsurface flow were examined.
数值计算验算了降雨的方式,斜坡地层的形状以及坡度的变化对地下水位进展和衰退过程的影响。
the development of subsurface flow in soil slope due to rainfall infiltration has been studied with numerical analysis.
用数值解析研讨了降雨渗透变化坡面的地下水流的进展和衰退过程。
subsurface flow is the flow of water underground, in the vadose zone and aquifers.
地下水流是水于地下蓄水层或地下水位线以上的空间流动。
the influence of the heat preservation technology on the pollutant removal effect of subsurface flow constructed wetland in winter was studied.
然而,厌氧——人工湿地组合工艺技术还存在着诸多问题有待进一步深入研究,如,污染物去除机理的分析、去除效果的改善等。
the results showed that the wastewater purification effect in subsurface flow constructed wetland was superior to that in surface flow constructed wetland with the same retention time.
比较了两种湿地对污水的凈化效果,结果表明在较大水力负荷条件下两种湿地的凈化效果都较差,但潜流湿地对各种污染物的凈化能力都优于表面流湿地;
performance of vertical subsurface flow constructed wetland for wastewater treatment;
对一种新型的垂直流人工湿地系统的水流特性进行了研究 。
based on the regulation mechanism of riverbank, this paper attempts to compose a model on scperation of subsurface flow from outflow hydrograph. and it can be used to calculate …
根据河岸调节机制,本文建立了地下径流分割的数学模型,用以计算洪水过程线上的地下水补给的变化过程。
vertical subsurface flow constructed wetland has negative effect on reaeration, which caused a low removal rate of nh3-n; the average removal rate was less than 10%.
垂直潜流人工湿地不利于大气复氧,并因而造成nh3-n去除率较低,平均去除率小于10%。
the development and decline of subsurface flow in soil changing slope due to rainfall infiltration were studied with numerical analysis.
用数值解析研讨了降雨渗透变化坡面的地下水流的进展和衰退过程。
the decline of subsurface flow in soil slope due to rainfall infiltration has been studied with numerical analysis.
对降雨停止后渗透坡面的地下水流的衰退过程进行了数值解析计算,做出了间歇降雨所产生的地下水位的形状图。
based on the regulation mechanism of riverbank, this paper attempts to compose a model on scperation of subsurface flow from outflow hydrograph. and it can be used to calc…
根据河岸调节机制,本文建立了地下径流分割的数学模型,用以计算洪水过程线上的地下水补给的变化过程。
subsurface flow type constructed wetland system used for domestic sewage treatment has average removal rate of cod and tp above 85% and 80% respectively, and removal rate of total nitrogen about 55%.
潜流式人工复合生态床对生活污水中cod和tp的平均去除率分别为85%和80%以上,对总氮去除率为55%左右。
this research applied two-stage inverse vertical subsurface flow constructed wetlands to removal nutrients in wastewater.
采用两级逆向垂直潜流人工湿地去除污水中的营养物质。
taking xingqing lake in xi'an as study object, the paper studied the purification efficiency of urban lakes in winter by horizontal subsurface flow wetland.
以西安市兴庆湖为研究对象,实验研究冬季水平潜流人工湿地对城市湖泊水体的凈化效果。
accordingly, a field observation scheme for rainfall, stream flow and subsurface flow is implemented.
设计了相应的野外观测方案,对各径流及降雨量作同步连续观测。
in the subsurface flow constructed wetland, insoluble phosphorus is removed by adsorption and deposition during wet season.
雨季时潜流人工湿地内发生了不溶性磷的吸附和沉积,实现了对磷的去除;
in natural conditions in chongqing area, a runoff experiment was carried out to investigate the surface runoff, subsurface flow and solid runoff of cu, pb, cd and as.
通过天然降雨的径流小区试验,探求铜,铅,镉、砷在土表流、壤中流和固体径流中的含量及迁移量。
a new device was designed to study root biomass and distribution in the subsurface flow gravel-bed constructed wetland.
设计了一种新方法研究潜流人工湿地植物根系的分布和生物量。
experiments of nitrogen and phosphorus removal from rural domestic wastewater in the taihu lake basin were carried out by the two-stage subsurface flow constructed wetland process.
采用二级串联潜流式人工湿地系统对太湖地区农村生活污水进行了脱氮除磷的试验研究。
the nitrogen removal efficiency of different function units including sedimentation tank(st), subsurface flow unit(ssf) and free water surface (fws) unit for a constructed wetland is investigated.
通过对湿地不同功能区——沉淀池、潜流区和表流区的现场观测,并采用线性回归方法分析观测数据。
in numerical calculations, the effects of rainfall pattern, rainfall intensity, coefficient of permeability and shape of slope layer to the development of subsurface flow are examined.
讨论了降雨的方式,降雨的强度,渗透系数以及斜坡地层的形状对地下水流进展过程的影响。
the do distribution and wastewater treatment effect were compared in traditional wetland and three-segment subsurface flow wetland supplying oxygen by natural or slight-aeration in contact gutters.
比较了传统水平流湿地、三段式自然富氧潜流湿地及三段式微曝气潜流湿地的do分布及对生活污水的处理效果。