№11|2012

WASTEWATER TREATMENT

bbk 000000

UDC 628.356

Berezin S. E.

Choosing the method of air blower control for wastewater aeration

Summary

The following methods of aeration airflow control by air blowers at the wastewater treatment facilities are considered: throttling with a baffler upstream the inlet fitting of the air blower; varying the shaft speed with the variable frequency electric drive; changing the angle of airflow attack with turning vanes inside the blower upstream and downstream of the impeller.

Key words

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SPISOK LITERATURY

  1. Berezin S. E. Upravlenie vozdukhoduvkami – deistvennaia mera energosberezheniia v infrastrukture vodootvedeniia // Vodosnabzhenie i san. tekhnika. 2012. № 3.
  2. Muslimov E. Sravnitel'nyi analiz odnostupenchatykh i mnogostupenchatykh tsentrobezhnykh turbovozdukhoduvnykh agregatov // Vodosnabzhenie i kanalizatsiia. 2011. № 9–10.
  3. Berezin S. E. Nasosnye stantsii s pogruzhnymi nasosami. – M.: Stroiizdat, 2008.
  4. Leznov B. S. Energosberezhenie v nasosnykh i vozdukhoduvnykh ustanovkakh. – M.: Energoatomizdat, 2006.
  5. Westphal G. Interaction between a group of parallel operating turbo compressors and the industrial plants control system: 9th Conference on Fluid Machinery. – Budapest, September 17–19, 1991.

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