Browse Illinois Water Resources Center - Wastewater by Title

  • Holley, E.R. (University of Illinois at Urbana-Champaign. Water Resources Center, 1969-07)
    Heat was used as a tracer to determine diffusion rates immediately below the free surface both in the "film" region and in the remainder of the water in a mixing vessel. The results tend to indicate that a diffusion model ...

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  • Yen, Ben Chie; Pansic, Nicholas (University of Illinois at Urbana-Champaign. Water Resources Center, 1980-03)
    Surcharge of a sewer is the situation in which the sewer entrance and exit are submerged and the pipe is flowing full and under pressure. In this report the hydraulics of the surcharged flow as well as the open-channel ...

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  • Pfeffer, John T.; Chang, Yueh (University of Illinois at Urbana-Champaign. Water Resources Center, 1977-07)
    A continuing operational problem encountered in the activated sludge system is sludge bulking. While there are several causative agents for this bulking, the filamentous bacterium Sphaerotilus is one of the more common. ...

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  • Adams, Barry J.; Gemmell, Robert S. (University of Illinois at Urbana-Champaign. Water Resources Center, 1973-07)

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  • Kao, Jehng-Jung; Pfeffer, John T.; Brill Jr., E. Downey; Geselbracht, James J. (University of Illinois at Urbana-Champaign. Water Resources Center, 1990-02)
    This research explores the use of computer-based environments to facilitate environmental engineering decision making. A prototype system is developed for wastewater treatment plant design as an exploration tool to demonstrate ...

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