Sludgedensityindex (SDI) of effluent treated by improved formula is below 5.0, and it would meet the quality requirement of the influent of following reverse osmosis unit.
经改进配方,处理的排污水的污泥密度指数(SDI)小于5.0,能够满足后续反渗透单元的进水要求。
2
Based on principle of reverse osmosis and used microcomputer 89c52 as controller, an automatic detection instrument of sludgedensityindex (SDI) of water pollution is designed.