IWA

Deminwater Plant "Swentibold"

  • Important Dates
  • Conference
    4-7 October 2011

organised by

RWTH

AVT

ISA


sponsored by

Veolia

TORAY

Norit X-Flow FC

Poeyry

Kubota

Evides

GE Power & Water

supported by

DGMT

DWA

WWT

F+S

gwf

Zentis

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Aachen Tourist Service

Stadt Aachen

Deminwater Plant "Swentibold"

About EdeA:

EdeA is a utility supplier on the Chemelot site, an industrial location in Geleen. It is a joint venture of DSM/SABIC and Essent.

EdeA Products:

Steam 1050 t/h
Electricity 290 MW
Nitrogen N2 40 t/h
Instrument, breathing and working air 140 t/h
Canal/river water 8400 m3/h
Fire fighting water 4500 m3/h
Deminwater (incl. Condensate polishing) 1700 m3/h
Potable water 190 m3/h

About the Deminwater plant Swentibold (Demi-S):

  • Built in 1997
  • Average feed water quality:
  • - Conductivity: 500 mS/cm
    - Turbidity: 0,3 NTU
    - pH: 7,7
    - Total SiO2: 6,4 mg/l
    - TOC: 2,5 mg/l
  • Deminwater quality:
  • max average
    - SiO2 [mg/l] 0,02 0,003
    - Conductivity [µS/cm] 0,2 0,05
    - TOC [mg/l] 0,2 0,05

UF Installation:

  • - Dead-end filtration
  • - UF membrane:
    • 3m tubular diameter 5,2 mm; PVDF, Norrit
  • - Typical flux:
    • 107 l/m2h
  • - UF train 12
    - Pressure vessel: 20 each train
    - Elements 2 each vessel
    - Total membranes 480
    - Membrane surface: 14400 m2

RO Installation:

    • - RO membrane type:
      • TFC-membrane; DOW Filmtec BWLE 30-440 & LE-440i
    • - RO train: 4 (2 stage configuration)
    • - Membrane surface: 12.500 m2
    • - Recovery: 85%
    • - stage 1: 37 vessels, 6 RO elements/vessel: 222 RO-elements
    • - stage 2: 14 vessels, 6 RO elements/vessel: 84 RO-elements