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Tài nguyên nước, tài nguyên khoáng sản, vùng biển, vùng trời,… hay đơn giản chỉ là chiếc ghế đá ngoài công viên, hàng hoa đẹp bên đường,… đều là tài sản thuộc sự quản lý của Nhà nước mà toàn dân có quyền sử dụng bình đẳng. Không chỉ vậy, ngoài việc sử dụng họ cũng phải có nghĩa vụ bảo vệ, giữ gìn chúng tránh những tác động xấu.
EVALUATION OF THE PERFORMANCE OF THE DOMESTIC WASTEWATER TREATMENT AT TAN THUAN PORT By Group SUMMARY As the knowledge about anthropogenic impacts of climate change has grown, the awareness of the contributions from treatment of wastewater has widened the scope for wastewater treatment plants / system Not only shall ever stricter effluent constraints be met, but also energy efficiency be increased, greenhouse gases mitigated and resources recovered All under a constant pressure on costs The main objective of this presentation has been to EVALUATION OF THE PERFORMANCE OF THE DOMESTIC WASTEWATER TREATMENT AT TAN THUAN PORT maybe to improve processing system to increase processing efficiency of the system and to reuse the water output for washing vehicles / machines at the port INTRODUCTION OF TAN THUAN PORT - Sine1976 One of the 10 brands of Sai Gon port Total area 140.000m2 At Tan Thuan Dong ward, dist - HCMC - North: Sai Gon river South: Hightway 51, East: Tan Thuan industrial area West: canal Te - About – million tons of products every year - Keep an important position, contributing to improving economic efficiency DOMESTIC WASTEWATER TREATMENT SYSTEM Wastewater is the water which is disposed from offices and toilets Domestic wastewater is usually characterized by a grey colour, musty odour and has a solids Capacity: 100m3 /day-night Nước thải đầu vào Trạm bơm nâng SƠ ĐỒ HTXLNT Song chắn rắc Hố thu gom Bể điều hịa Cống nước chung Arotank Bể chứa bùn Khử trùng Bể lắng sinh học RESULT & DISCUSSION BÙN SINH HỌC - Mùi: Đặc trưng VSV - Màu: Xám - Bông bùn: to lắng nhanh QCVN 40:2011/BTNMT National technical regulation on industrial wastewater Kết đánh giá trạng nước thải đầu vào nước thải đầu Dựa theo QCVN 40:2011/BTNMT cột B input of wastewater Output of wastewater QCVN 40:2011/BTNMT - Colum B 5000 100 50 100 COD mg/L BOD5 mg/L SS mg/L Colifom MPN/100mL What’s the difference between “input” and ‘’output’’ input wastewater Output wastewater CONCLUSIONS AND RECOMMENDATIONS CONCLUSIONS Output of wastewater reaches QCVN 40:2011/BTNMT Column B Tan Thuan port only work from Monday to Friday, not enough nutrition for microbes used to processing The sewage pipeline is located in the drainage ditch must monitor regularly to avoid leakage RECOMMENDATIONS Improve processing system to increase processing efficiency of the system It is possible to reuse the water output for washing vehicles / machines at the port Need to add nutrition to Aro-tank in days without workers It is advisable to move the pipeline to bring wastewater out of the drainage ditch THANK YOU FOR YOUR WATCHING! ... musty odour and has a solids Capacity: 100m3 /day-night Nước thải đầu vào Trạm bơm nâng SƠ ĐỒ HTXLNT Song chắn rắc Hố thu gom Bể điều hịa Cống nước chung Arotank Bể chứa bùn Khử trùng Bể lắng sinh... 40:2011/BTNMT National technical regulation on industrial wastewater Kết đánh giá trạng nước thải đầu vào nước thải đầu Dựa theo QCVN 40:2011/BTNMT cột B input of wastewater Output of wastewater