焦化废水事故排放的风险评价

Invertigate the risk evaluation of coking wastewater accident discharge

焦化废水水量大,水质复杂,含有焦油、苯、酚、氟化物、氨氮、硫化物等污染物,是典型的有毒有害工业废水。该文以焦化项目中的废水为主线,分析了焦化废水水质特征,探讨了焦化废水事故排污的风险评价,为焦化项目的环境影响评价起到借鉴作用。

Coking wastewater has a large water quantity and complicated water quality.This water is a typical toxic industrial waste water,because it contains a lot of contamination,such as tar,benzene,phenol,fluoride,ammonia nitrogen and sulfide compound.This text takes weste water of coking project as the main line,analyzes the characteristic of water quality in the coking wastewater and investigates the risk evaluation of pollution discharge in the accident of coking wastewater.The article is expected to be helpfull in the evaluation of environmental influence of coking project.