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A realistic dynamic blower energy consumption model for wastewater applications

Youri Amerlinck (UGent) , Webbey De Keyser (UGent) , G Urchegui and Ingmar Nopens (UGent)
(2016) WATER SCIENCE AND TECHNOLOGY. 74(7). p.1561-1576
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Abstract
At wastewater treatment plants (WWTPs) aeration is the largest energy consumer. This high energy consumption requires an accurate assessment in view of plant optimization. Despite the ever increasing detail in process models, models for energy production still lack detail to enable a global optimization of WWTPs. A new dynamic model for a more accurate prediction of aeration energy costs inactivated sludge systems, equipped with submerged air distributing diffusers (producing coarse or fine bubbles) connected via piping to blowers, has been developed and demonstrated. This paper addresses the model structure, its calibration and application to the WWTP of Mekolalde (Spain). The new model proved to give an accurate prediction of the real energy consumption by the blowers and captures the trends better than the constant average power consumption models currently being used. This enhanced prediction of energy peak demand, which dominates the price setting of energy, illustrates that the dynamic model is preferably used in multi-criteria optimization exercises for minimizing the energy consumption.
Keywords
aeration, centrifugal blowers, energy, optimisation, positive displacement blowers, submerged diffusers, WWTPS, OPTIMIZATION, PLANT, COST

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MLA
Amerlinck, Youri, et al. “A Realistic Dynamic Blower Energy Consumption Model for Wastewater Applications.” WATER SCIENCE AND TECHNOLOGY, vol. 74, no. 7, 2016, pp. 1561–76, doi:10.2166/wst.2016.360.
APA
Amerlinck, Y., De Keyser, W., Urchegui, G., & Nopens, I. (2016). A realistic dynamic blower energy consumption model for wastewater applications. WATER SCIENCE AND TECHNOLOGY, 74(7), 1561–1576. https://doi.org/10.2166/wst.2016.360
Chicago author-date
Amerlinck, Youri, Webbey De Keyser, G Urchegui, and Ingmar Nopens. 2016. “A Realistic Dynamic Blower Energy Consumption Model for Wastewater Applications.” WATER SCIENCE AND TECHNOLOGY 74 (7): 1561–76. https://doi.org/10.2166/wst.2016.360.
Chicago author-date (all authors)
Amerlinck, Youri, Webbey De Keyser, G Urchegui, and Ingmar Nopens. 2016. “A Realistic Dynamic Blower Energy Consumption Model for Wastewater Applications.” WATER SCIENCE AND TECHNOLOGY 74 (7): 1561–1576. doi:10.2166/wst.2016.360.
Vancouver
1.
Amerlinck Y, De Keyser W, Urchegui G, Nopens I. A realistic dynamic blower energy consumption model for wastewater applications. WATER SCIENCE AND TECHNOLOGY. 2016;74(7):1561–76.
IEEE
[1]
Y. Amerlinck, W. De Keyser, G. Urchegui, and I. Nopens, “A realistic dynamic blower energy consumption model for wastewater applications,” WATER SCIENCE AND TECHNOLOGY, vol. 74, no. 7, pp. 1561–1576, 2016.
@article{8500516,
  abstract     = {{At wastewater treatment plants (WWTPs) aeration is the largest energy consumer. This high energy consumption requires an accurate assessment in view of plant optimization. Despite the ever increasing detail in process models, models for energy production still lack detail to enable a global optimization of WWTPs. A new dynamic model for a more accurate prediction of aeration energy costs inactivated sludge systems, equipped with submerged air distributing diffusers (producing coarse or fine bubbles) connected via piping to blowers, has been developed and demonstrated. This paper addresses the model structure, its calibration and application to the WWTP of Mekolalde (Spain). The new model proved to give an accurate prediction of the real energy consumption by the blowers and captures the trends better than the constant average power consumption models currently being used. This enhanced prediction of energy peak demand, which dominates the price setting of energy, illustrates that the dynamic model is preferably used in multi-criteria optimization exercises for minimizing the energy consumption.}},
  author       = {{Amerlinck, Youri and De Keyser, Webbey and Urchegui, G and Nopens, Ingmar}},
  issn         = {{0273-1223}},
  journal      = {{WATER SCIENCE AND TECHNOLOGY}},
  keywords     = {{aeration,centrifugal blowers,energy,optimisation,positive displacement blowers,submerged diffusers,WWTPS,OPTIMIZATION,PLANT,COST}},
  language     = {{eng}},
  number       = {{7}},
  pages        = {{1561--1576}},
  title        = {{A realistic dynamic blower energy consumption model for wastewater applications}},
  url          = {{http://doi.org/10.2166/wst.2016.360}},
  volume       = {{74}},
  year         = {{2016}},
}

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