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Download full textWest, Alfred W. – 1974
This is the first in a series of documents developed by the National Training and Operational Technology Center describing operational control procedures for the activated sludge process used in wastewater treatment. Part I of this document deals with physical observations which should be performed during each routine control test. Part II…
Descriptors: Administration, Environment, Instructional Materials, Job Skills
Operational Control Procedures for the Activated Sludge Process, Part III-A: Calculation Procedures.
PDF pending restorationWest, Alfred W. – 1973
This is the second in a series of documents developed by the National Training and Operational Technology Center describing operational control procedures for the activated sludge process used in wastewater treatment. This document deals exclusively with the calculation procedures, including simplified mixing formulas, aeration tank…
Descriptors: Administration, Computation, Environment, Instructional Materials
West, Alfred W. – 1974
This document is the appendix for a series of documents developed by the National Training and Operational Technology Center describing operational control procedures for the activated sludge process used in wastewater treatment. Categories discussed include: control test data, trend charts, moving averages, semi-logarithmic plots, probability…
Descriptors: Administration, Environmental Technicians, Instructional Materials, Job Skills
