Nazareth – Ancient City Wastewater Treatment Plant
Transkript
Nazareth – Ancient City Wastewater Treatment Plant Site is situated to the south of the Sea of Galilee above main regional aquifer. Plant Desciption: Quality effluent needed for irrigation without compromising aquifer. The contract agreement provided for the process design, supply and delivery of 20 x EK400 membrane units. Additional services were provided in the nature of detailed design assistance, inspections during installation, assistance to start‐up, commissioning and membrane maintenance. Current Status: Client: Discharge Consent: Brief Description: Plant in operation since 2008 Municipality 10mg/l BOD; 1mg/l P; 5mg/l Ammonia; 10mg/l SS Extended aeration Membrane Bioreactor System MBR Atıksu Arıtma Sistemleri Ltd. Bağdat Cad. No: 7, Kat: 4 Kızıltoprak – İstanbul Tel: +(90)216 4141034‐ 4146035 Fax: 0216 4141344 e‐mail: asistan@tr‐mbr.com web: www.mbraritma.com.tr Page 1 of 2 Nazareth – Ancient City Wastewater Treatment Plant Sketch – tank layout PLANT LAYOUT 6m 5 EK400 6m 6m 5 EK400 6m 5 EK400 5 EK400 MBR MBR MBR MBR FBDA FBDA FBDA FBDA 4m 10 m 135 x discs 135 x discs 135 x 135 x discs discs 1.0 m ANOXIC TANK 1.0 m Distribut'n Sludge ret'n TANKS Membrane FBDA Anoxic Distribution Sludge Return 2m 2m 4.5 m (gravity feed to sludge return) 4.5 4.7 3.0 3.75 m m m m (sub surface penstock to MBR) (gravity feed to FBDA) (pump feed to anoxic) (gravity feed to distribution) Process Description: Tanks are of concrete construction. Balance tank feeds process via fine 3mm bi‐directional screen. Treated effluent flows by gravity to the clean water storage tank for reuse. Plant designed to operate automatically with minimal supervision. Design Requirements Influent average loadings: BOD 550mg/l COD. 1,100mg/l TKN 65mg/l NH3 – N 60mg/l SS 400mg/l Total P 6.5mg/l Effluent standards BOD 10 mg/l Total N 10 mg/l Total P 1 mg/l NH3 – N 5 mg/l SS 5 mg/l Plant Data Maximum daily volume 3,500m³/d Average Daily flow 4,800m3/d Peak flow 121.5l/sec MLSS membrane tank 12,000mg/l Membrane units 20 x EK400 Sludge age >25days Performance BOD <5 mg/l Ammonia <4 mg/l Total N 7 mg/l Total P <1 mg/l MBR Atıksu Arıtma Sistemleri Ltd. Bağdat Cad. No: 7, Kat: 4 Kızıltoprak – İstanbul Tel: +(90)216 4141034‐ 4146035 Fax: 0216 4141344 e‐mail: asistan@tr‐mbr.com web: www.mbraritma.com.tr Page 2 of 2
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Nazareth – Antik Şehir Atıksu Arıtma Tesisi
MBR Atıksu Arıtma Sistemleri Ltd.
Bağdat Cad. No: 7, Kat: 4 Kızıltoprak – İstanbul
Tel: +(90)216 4141034‐ 4146035 Fax: 0216 4141344
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