SOLUTIONS&CASES
解决方案&案例
Hebei Xinxing Energy Technology Co., LTD. 1.94 million tons of coking project sewage treatment project
Project type：
Coking wastewater treatment, reuse and near-zero discharge
Project scale：
coking wastewater treatment section 118 m³/h, intermediate water reuse section 160 m³/h
Design process：
Biochemical section "oil and gas flotation + hydrolytic acidification + secondary A/O+ coagulation precipitation + advanced oxidation +BAF"
Water reuse section "softening + resin adsorption + ultrafiltration + secondary reverse osmosis"
Project significance：
Full process treatment of coking wastewater to achieve reuse and near-zero discharge
Ningxia Ruike new energy demineralized water station project
Project type：
Desalted water project in petrochemical industry
Project size：
5×2400 m³/d
Design process：
pretreatment + ultrafiltration + two-stage reverse osmosis +EDI
Project significance：
Modular design of large water desalting water station for chemical enterprises
Xinjiang Zhonghe Hezhong New Materials Co., LTD. 1 million tons of carboxylic acid and downstream products integrated wastewater zero discharge project
Project type：
Coal chemical wastewater advanced treatment, water reuse and zero discharge project
Project scale：
Coal gasification ammonia distillation wastewater section 220m³/h, water reuse and zero discharge section 360m³/h
Design process：
air flotation + two-stage A/O denitrification + high-efficiency coagulation + ozone oxidation +BAF+ V-type filter + ultrafiltration + reverse osmosis + high-density concentrated water + ultrafiltration of concentrated water + high-pressure reverse osmosis
Project significance：
The whole process of coal chemical wastewater treatment, reuse and near-zero discharge
Hubei Xinyi Chemical coal gasification wastewater and reclaimed water project
Project type：
Coal Chemical Gasification Wastewater Project (Design)
Project scale：
coal chemical gasification wastewater 100 m³/h, comprehensive wastewater 200 m³/h, reclaimed water 250 m³/h
Design process：
gasification wastewater: softening + two-stage A/O biological denitrification; Water reuse: softening + multi-media + ultrafiltration + reverse osmosis
Project significance：
The application of Velli biological nitrogen removal technology in the field of coal chemical industry
66000吨/天
工业废水零排放处理规模
10000吨/天
酿酒废水处理规模
1000套
VOC油气回收设备供应
200000000立方米
年处理废气总量
Stock Abbreviation：Welle
Stock Code：300190
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All Right Reserved