氯碱生产清洁改造经验

Reform experience in clean production of chlor-alkali

总结了江苏奥喜埃化工有限公司的氯碱生产清洁改造经验。通过对氢气的再利用、泵机封冷却水和蒸汽冷凝水的回收利用、化盐工段板框压滤机工艺改进3个项目的清洁生产改造,节水20.16万t/a,减少废渣排放121.44 t/a,综合效益893.44万元/a。

The experience that Jiangsu Olympic reform of chlor- alkali is summarized. Three clean hydrogen Xiai Chemical Co. Ltd gained in clean production production reforms were carried out, i.e. recycling of , recycling of pump mechanical seal cooling water and steam condensate, and improvement of plate-and-frame filter press used in salt-dissolving procedure, saving 201.6-kt/a of water, reducing waste residue emissions by 121.44 t/a, producing 8 934 400 yuan of comprehensive benefits.