1) single water backwash
单独水反冲
1.
Considering the insufficient washing strength of single water backwash, pressurized air was used to increase the pressure of backwash water and the expanding of the filter materials.
针对普通快滤池单独水反冲洗强度不够的实际情况,利用压缩空气给反冲洗水流加压,提高了滤层的膨胀度,改善了滤池的运行工况,保证了出厂水水质。
2) water backwashing
单水反冲洗
1.
By testifying double-layer of granulated-slag and quartz sand, the effect of water-gas backwashing is superior to water backwashing on many aspects of avoiding mixing filtration media, reducing backwashing time and consuming water.
水反冲洗在冲洗效果、减少冲洗时间、降低冲洗耗水量及避免混层等方面比单水反冲洗有优势。
4) backflush unit
反冲单元
6) backwash water
反冲洗水
1.
With optical turbidity instrument,the practical measurement is made about turbidity degree of backwash water in floatation tank,and then acquired experimental data of backwash water turbidity of each unit filter on the whole filtering tank.
采用光学浊度仪对气浮过滤池滤料反冲洗水浊度进行实测,得到了整个滤池各滤格反冲洗水浊度的实验数据,对实验数据进行分析,绘出了反冲洗水浊度随时间变化的基本规律曲线。
2.
Aiming at the problem of consuming much water in backwashing filtering media of Lan Zhou Rail-Way Plant of Water Supplying,which need reusing backwash water,the experimental researches of sedimentation ability of backwash water have been carried out.
针对给水过滤器反冲洗耗水量大的问题及其回用的需要,对反冲洗水的混凝沉降特性进行了实验研究。
补充资料：反冲水
分子式：
CAS号：
性质：每个滤池的反冲水流量由反冲强度和滤池面积确定，反冲水总量则由反冲水流量乘以反冲时间计算而得。反冲水来自滤过的水，一般应控制在滤池总出水量的2%以下。
CAS号：
性质：每个滤池的反冲水流量由反冲强度和滤池面积确定，反冲水总量则由反冲水流量乘以反冲时间计算而得。反冲水来自滤过的水，一般应控制在滤池总出水量的2%以下。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条