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Introductory and Advanced BioWin Training Courses scheduled for February 21-24, 2012 at the EnviroSim offices in Hamilton, Ontario.
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WE HAVE MOVED! EnviroSim is pleased to announce its relocation to new offices at McMaster Innovation Park.
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Melbourne, Australia BioWin Training Course, scheduled for November 9 - 11, 2011.
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EnviroSim is to present at WEFTEC.11, 84th Annual Water Environment Federation Technical Exhibition and Conference, October 15 to 19, 2011, Los Angeles Convention Center, Los Angeles, CA.
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Introductory BioWin Training Course scheduled for November 17-18, 2011 in Reading, UK.
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Introductory BioWin Training Course scheduled for September 19-20, 2011 in Hamilton, Ontario.
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"The BioWin Advantage" e-tech letter : Using a Model Primary Settling Tank
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Calibration of Simulators Workshop scheduled for September 22-23, 2011 in Hamilton, Ontario
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Introductory BioWin Training Course scheduled for August 11-12, 2011 in Atlanta, Georgia.
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"The BioWin Advantage" e-tech letter : Upflow Anaerobic Sludge Blanket Reactors
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Introductory and Advanced BioWin Training Courses scheduled for June 6th - 10th, 2011 at the EnviroSim offices in Hamilton, Ontario.
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New Authorized reseller for Turkey
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EnviroSim is pleased to announce BioWin Engineering Applications training in Guangzhou, PR China.
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EnviroSim in association with Nolasco Associates is please to announce a BioWin seminar on April 4, 2011 in Mexico City
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EnviroSim is delighted to announce the release of PetWin+
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"The BioWin Advantage" e-tech letter : Simulating Step Feed for Storm Events
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EnviroSim to present at the WEF / IWA Specialty Conference –Nutrient Recovery and Management, January 9 – 12, 2011, Miami, FL.
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Introductory BioWin Training Course scheduled for February 7th-8th, 2011 in Scottsdale, Arizona.
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Introductory and Advanced BioWin Training Courses scheduled for January 31st - February 4th, 2011 at the EnviroSim offices in Hamilton, Ontario.
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"The BioWin Advantage" e-tech letter : The Rates Window in BioWin
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EnviroSim is to present at WEFTEC.10, 83rd Annual Water Environment Federation Technical Exhibition and Conference, October 2 to 6, 2010, New Orleans Morial Convention Center, New Orleans, LA.
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EnviroSim is pleased to announce the addition of one-day specialty courses to its training portfolio.
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Sydney, Australia BioWin Training Course, scheduled for October 18 - 20, 2010.
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"The BioWin Advantage" e-tech letter : 1-D Settling Models
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EnviroSim to present at 6th International Conference on Sustainable Water Environment on July 31, 2010 in Newark, Delaware
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Introductory and Advanced BioWin Training Courses scheduled for September 13-17, 2010 at the EnviroSim offices in Hamilton, Ontario.
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EnviroSim to present at AETT Specialty Conference – Recent Advances in the Operation & Control of the Activated Sludge Process, July 15, 2010, Leeds, UK.
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EnviroSim is delighted to announce that its latest version of BioWin is now available with Multi-Language capabilities.
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EnviroSim to present at WEF Specialty Conference – Membrane Applications 2010, June 6 – 9, 2010, Anaheim, CA.
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Dwight Houweling becomes latest EnviroSim team member to achieve the Professional Engineer designation.
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"The BioWin Advantage" e-tech letter : Most Popular Biowin User Questions
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Introductory and Advanced BioWin Training Courses scheduled for April 19 - 23, 2010 at the EnviroSim offices in Hamilton, Ontario.
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BioWin Training for Engineering Applications is scheduled for March 16 – 18 at Tongji University, Shanghai PR China
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United Kingdom BioWin Training Course scheduled for January 2010.
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Activated Sludge References

J.B. Copp, P.L. Dold. Comparing sludge production under aerobic and anoxic conditions. Water Science and Technology 38 (1) (1998) pp. 285-294.


J.B. Copp, P.L. Dold. Confirming the nitrate-to-oxygen conversion factor for denitrification. Water Research 32 (4) (1998) pp. 1296-1304.


P.S. Barker, P.L. Dold. General model for biological nutrient removal activated sludge systems: Model presentation. Water Environment Research 69 (1997) pp. 969-984.


P.S. Barker, P.L. Dold. General model for biological nutrient removal activated sludge systems: Model application. Water Environment Research 69 (1997) pp. 985-991.


P.S. Barker, P.L. Dold. Sludge production and oxygen demand in nutrient removal activated sludge systems. Water Science and Technology 34 (5-6) (1996) pp. 43-50.


P.S. Barker, P.L. Dold. Denitrification behaviour in biological excess phosphorus removal activated sludge systems. Water Research 30 (4) (1996) pp. 769-780.


P.S. Barker, P.L. Dold. COD and nitrogen mass balances in activated sludge systems. Water Research 29 (2) (1995) pp. 633-643.


I.J. Kugelman, M. Spector  A new process for utilization of aerobic denitrification. Presented at the WEF conference, New Orleans (1992).


G.v R. Marais, P.L. Dold  Biological removal of carbon, nitrogen and phosphorus in single sludge systems. Proc. Advances in Biological Wastewater Treatment Seminar, Instituto di Ricerca Sulle Acque (IRSA), Rome (November 1985), 207-233.


E. Von Munch, P. Lant, J. Keller  Simultaneous nitrification and denitrification in bench-scale sequencing batch reactors. Wat. Res. (1996) 30(2), 277-284.


W.T. Payne  Energy yields and growth of heterotrophs. Ann. Rev. Microbiol., (1970) 17-51.


L.A. Robertson, J.G. Kuenen  Aerobic denitrification - old wine in new bottles?. Antonie van Leeuenhoek, (1984) 50, 525-544.


M.C. Wentzel, P.L. Dold, G.A. Ekama, G. v R. Marais  Kinetics of biological phosphorous release. Wat. Sci. Tech. (1985) 17, 57-71.


M.C. Wentzel, L.H. Lotter, R.E. Loewenthal, G. v R. Marais  Metabolic behaviour of acinetobacter spp. in enhanced biological phosphorous removal. Water SA (1986) 12, 209-224.


M.C. Wentzel, G.A. Ekama, R.E. Loewenthal, P.L. Dold, G. v R. Marais  Enhanced polyphosphate organism cultures in activated sludge systems. Part II: experimental behaviour. Water SA (1989a) 15, 71-88.


M.C. Wentzel, P.L. Dold, G.A. Ekama, G. v R. Marais  Enhanced polyphosphate organism cultures in activated sludge systems. Part III: kinetic model. Water SA (1989b) 15, 89-102.


M.C. Wentzel, G.A. Ekama, P.L. Dold, G. v R. Marais  Biological excess phosphorous removal - steady state process design. Water SA (1990) 16, 29-48.


M.C. Wentzel, G.A. Ekama, G. v R. Marais  Kinetics of nitrification denitrification biological excess phosphorous removal systems - a review. Wat. Sci. Tech. (1991) 23, 555-565.


M.C. Wentzel, L.H. Lotter, G.A. Ekama, R.E. Loewenthal, G. v R. Marais  Evaluation of biochemical models for biological excess phosphorous removal. Wat. Sci. Tech. (1991) 23, 567-576.


     

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