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Waste Water Treatment

Waste Water Treatment

3 days
SEC/WASWATER
Sessions
This course is not scheduled.
Who should attend?

Audience

    • Daily and shift staff in charge of operating waste water treatment units and networks.
    • Operators of waste units undergoing transformation to waste treatment units.

Level

  • Proficiency
  • This course provides a deeper knowledge of waste water treatment processes.
Learning Objectives
  • Upon completion of the course, participants will be able to:
  • identify the impact of pollution on the environment,
  • adapt treatment operating parameters to the properties of incoming polluted water,
  • improve the operation and maintenance of equipment,
  • react effectively in adverse situations,
  • set a basis for regulation.
Course Content

LOCAL & REGIONAL REGULATIONS

0.25 day

  • Operating permit: structure, contents, key chapters, elaboration and updating process.
  • Waste water specifications. Penalties in case of violation (formal requirements, fines).

WASTE WATER CHARACTERISTICS

0.5 day

  • Natural sources and components. Various uses of water in operating units. Effluent rejection points.
  • Nature of water pollutants (hydrocarbons, acidity, suspended matters, phenols, sulfides, mercaptans).
  • Analytical methods used in the laboratory and through on-line analyzers. BOD, COD, TOC.
  • Pollution mechanisms, impact on environment (insoluble, organic carbon, eutrophization, sludge).
  • Measurement of pollution: pollutant concentrations, quantities by unit of time. Typicals.

PHYSICO-CHEMICAL WATER TREATMENT PROCESSES

1 day

  • Process water stripping: typical process scheme, optimum operating conditions.
  • Settling of insoluble hydrocarbons and sludge. Settling velocity. Settler design types and improvements.
  • Dissolved air floatation: equipment, flocculation additives, additive mix and operating parameter optimization.
  • Filtration: various equipment, sand, active carbon beds, other filtration media.

BIOLOGICAL TREATMENT OF WASTE WATER

0.75 day

  • Growth of bacteria colonies. Required feed and nutrients. Biofiltration of process water.
  • Biological treatment technology: bacteria filters, activated sludge basins. Operating conditions.

BIOLOGICAL SLUDGE TREATMENT

0.5 day

  • Thickening methods: settling, press filtration, flocculation-floatation, centrifugation.
  • Analytical test methods: dry matter, heat value, volatile fractions, heavy metals.
  • Treatment processes: digester, wet oxidation, thermal hydrolysis, incineration, smell control.
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Ways & Means
  • Equipment demos (material, pictures and videos).
  • Visit of a waste water treatment unit.