Abstract: Apparatus which monitors and controls biological activity of mixed liquor under anaerobic, anoxic and aerobic conditions by measuring the change of intracellular NAD(P)H of the microorganisms. A wastewater treatment system is controlled in accordance with the results generated by the monitoring system.
Type:
Grant
Filed:
March 8, 1994
Date of Patent:
November 14, 1995
Assignee:
BioChem Technology, Inc.
Inventors:
Xin Yang, Jaw E. Lee, William Armiger, Sergey K. Maneshin, Marcus E. Kolb