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Forecasting of Wastewater Treatment Plant Key Features using Deep Learning-Based Models: A Case Study

Tuoyuan Cheng, Fouzi Harrou, Farid Kadri, Ying Sun, TorOve Leiknes
2020 IEEE Access  
CONCLUSIONS Forecasting of WWTP key features can comprehend and predict the plant behavior to support process design and controls, improve system reliability, reduce operational costs and endorse optimization  ...  MATERIALS AND METHODS A. WASTEWATER TREATMENT PLANT DESCRIPTION A coastal municipal WWTP located in Saudi Arabia is investigated for this study, as in Fig.1 .  ...  wastewater as a resource for high-value product formation, new concepts of water treatment in RAS, and membrane filtration of PW for alternative reuse strategies.  ... 
doi:10.1109/access.2020.3030820 fatcat:dndtx7tz3jfdlfjjsxfnh4zstq

Global Optimization for Integrated Design and Control of Computationally Expensive Process Models

Jose A. Egea, Dirk Vries, Antonio A. Alonso, Julio R. Banga
2007 Industrial & Engineering Chemistry Research  
The problem of integrated design and control optimization of process plants is discussed in this paper.  ...  A challenging Wastewater Treatment  ...  Such evaluation is performed considering a challenging benchmark case study: the integrated design and control of a wastewater treatment plant (WWTP) for nitrogen removal, as developed by the COST 624  ... 
doi:10.1021/ie0705094 fatcat:6l5ta6kzpbhrpiym2brpxmkpwi

Multiple objective optimal control of integrated urban wastewater systems

Guangtao Fu, David Butler, Soon-Thiam Khu
2008 Environmental Modelling & Software  
A case study is used to demonstrate the benefits of multiple objective control and a significant improvement in each of the objectives can be observed in comparison with a conventional base case scenario  ...  be enhanced through optimized, integrated control.  ...  Conclusions The potential benefits of multiple objective control in integrated urban wastewater system models are demonstrated by a case study.  ... 
doi:10.1016/j.envsoft.2007.06.003 fatcat:6bgzrswzmfbflcm5lajuoi2kqi

The application of multi-objective optimization method for activated sludge process: a review

Hongliang Dai, Wenliang Chen, Xiwu Lu
2015 Water Science and Technology  
Depending on the design and specific application, activated sludge wastewater treatment plants (WWTPs) can achieve biological nitrogen (N) and phosphorus (P) removal, besides the removal of organic carbon  ...  that are primarily responsible for the process, and developing the method of MOO in the wastewater treatment process, which facilitates better optimization of process performance.  ...  The authors wish to thank the anonymous reviewers for their constructive comments that improved the manuscript and the copyright holders (Elsevier and IWA Publishing) for permission to use the figures  ... 
doi:10.2166/wst.2015.489 pmid:26819377 fatcat:34a77mfqn5fvjlhepje6ptz6ou

A review of recent advances in global optimization

C. A. Floudas, C. E. Gounaris
2008 Journal of Global Optimization  
with grey box/nonfactorable models, and bilevel nonlinear optimization.  ...  This paper presents an overview of the research progress in deterministic global optimization during the last decade (1998)(1999)(2000)(2001)(2002)(2003)(2004)(2005)(2006) (2007) (2008).  ...  Acknowledgements Christodoulos A.  ... 
doi:10.1007/s10898-008-9332-8 fatcat:72fpfq72hrdzhf6mxqyc6ssezm

Optimization of Water Consumption in Second Generation Bioethanol Plants

Mariano Martín, Elvis Ahmetović, Ignacio E. Grossmann
2011 Industrial & Engineering Chemistry Research  
Finally, the optimal water networks for each of the ethanol production processes are designed by determining water consumption, reuse and recycle and the required treatment using a superstructure optimization  ...  First, energy consumption is optimized in the production processes, which reduces the cooling needs of the processes and thus, the water looses by evaporation and drift in the cooling tower.  ...  treatments are integrated and modeled as a single treatment unit whose removal efficiency is assumed to be 100%.  ... 
doi:10.1021/ie101175p fatcat:hl7beqtsbfczpbtjcy3cefac4m

Aeration Process in Bioreactors as the Main Energy Consumer in a Wastewater Treatment Plant. Review of Solutions and Methods of Process Optimization

Jakub Drewnowski, Anna Remiszewska-Skwarek, Sylwia Duda, Grzegorz Łagód
2019 Processes  
Additionally, there are briefly presented "smart control" systems in wastewater treatment and effect of application control strategy based on Supervisory Control and Data Acquisition system connected with  ...  Aeration is one of the most energy-consuming processes in the conventional activated sludge systems of wastewater treatment technology (may consume from 50% to 90% of electricity used by a plant), which  ...  This ensures optimal process control and minimizes the costs of operating a wastewater treatment plant.  ... 
doi:10.3390/pr7050311 fatcat:7ljtxccgx5dy7oklr46wvajsqm

Optimization of Process Conditions for Effective Degradation of Azo Blue Dye by Streptomyces DJP15

Jai Pillai
2017 Journal of Pure and Applied Microbiology  
Practically most of the accepted physico-chemical and biological techniques have been explored for treatment of extremely recalcitrant dye wastewater; none, however, has emerged as a panacea.  ...  hybrid dye wastewater treatment system.  ...  integrated-processes" where the effectiveness of combining biological and other treatments is specifically designed to be synergetic rather than additive  ... 
doi:10.22207/jpam.11.4.14 fatcat:wxnmcn24svezfen75mo25wbuvm

Optimization Study of the Fouling Build-Up on a RO Membrane for Pretrated Olive Mill Wastewater Purification

J.M. Ochando Pulido, M. Stoller, A. Martinez-Ferez
2017 Chemical Engineering Transactions  
For this goal, beforehand a factorial design was implemented for the optimization of the RO treatment of the OMW stream.  ...  The present work was aimed for the modelling and optimization of a reverse osmosis (RO) membrane operation for the purification of pretreated olive mill wastewater, with a focus on the dynamic fouling  ...  Acknowledgments The Spanish Ministry of Science and Innovation is acknowledged for funding the project CTM2014-61105-JIN, as well as the Chemical Engineering Department of the University of Granada.  ... 
doi:10.3303/cet1760042 doaj:5c235e1292044c558d3e314ebe3a07c9 fatcat:gvqsg2f77zezjapxq532pulb24

Optimization of Wastewater Anaerobic Digestion Using Mechanistic and Meta-heuristic Methods: Current Limitations and Future Opportunities

P. E. Poh, D. Gouwanda, Y. Mohan, A. A. Gopalai, H. M. Tan
2016 Water Conservation Science and Engineering  
Nevertheless, an in-depth study is essential to determine the best controller to be applied for a particular system where further optimization can be done to achieve the best performance.  ...  In this study, adaptive controller was found to be able to provide wider options in terms of controlled and manipulated variables.  ...  The application of appropriate model and process control can maximize the process efficiency, improve sustainability of plant operation, and encourage more parties to adopt anaerobic wastewater treatment  ... 
doi:10.1007/s41101-016-0001-3 fatcat:y5pvrdxcvngjpeaijhbcrif34e

Methodology for Energy Optimization in Wastewater Treatment Plants. Phase I: Control of the Best Operating Conditions

Ana Belén Lozano Avilés, Francisco del Cerro Velázquez, Mercedes Llorens Pascual del Riquelme
2019 Sustainability  
at wastewater treatment plants (WWTP), which accounts for more than 44% of total operating costs.  ...  This energy control methodology encompasses the process, the installation and the control system.  ...  out during my plant management.  ... 
doi:10.3390/su11143919 fatcat:lqpe4hqfanea3lkomkff6lyd6i

Thermochemical Conversion of Duckweed Biomass to Gasoline, Diesel, and Jet Fuel: Process Synthesis and Global Optimization

Richard C. Baliban, Josephine A. Elia, Christodoulos A. Floudas, Xin Xiao, Zhijian Zhang, Jie Li, Hongbin Cao, Jiong Ma, Yong Qiao, Xuteng Hu
2013 Industrial & Engineering Chemistry Research  
A heat, power, and water integration is incorporated within the process synthesis framework to ensure that the cost of utility production and wastewater treatment are simultaneously included with the synthesis  ...  A rigorous deterministic branch-and-bound global optimization strategy will be incorporated to theoretically guarantee that the overall cost of the solution chosen by the synthesis framework is within  ...  ■ ACKNOWLEDGMENTS The authors acknowledge financial support from the National Science Foundation (NSF EFRI-0937706 and NSF CBET-1158849) and support from Chinese Academy of Sciences Visiting Professorship  ... 
doi:10.1021/ie3034703 fatcat:irbzfm4g7bdmhgmg5ne3mbrd6e

SMART Computational Solutions for the Optimization of Selected Technology Processes as An Innovation and Progress in Improving Energy Efficiency of Smart Cities—A Case Study

Krzysztof Gaska, Agnieszka Generowicz
2020 Energies  
(SCADA-type, including Virtual SCADA) of technological processes involving the sewage treatment systems (including in particular wastewater treatment systems) and waste management systems.  ...  process and objects of distributed network systems (smart water grid, smart sewage system, smart waste management system) and solving problems of optimal control for smart dynamic objects with logical  ...  their professionality and availability.  ... 
doi:10.3390/en13133338 fatcat:wyuqv2v5ovfvfny26igxtfbd5e

Why Use Interactive Multi-Objective Optimization in Chemical Process Design? [chapter]

Kaisa Miettinen, Jussi Hakanen
2017 Multi-Objective Optimization  
Finally, we demonstrate the usefulness of interactive approaches in chemical process design by summarizing some reported studies related to, for example, paper making and sugar industries.  ...  In addition to describing the general philosophy of interactive approaches, we discuss the possibilities of interactive multi-objective optimization in chemical process design and give some examples of  ...  Wastewater treatment plant design and operation Next, we consider an application related to wastewater treatment.  ... 
doi:10.1142/9789813148239_0006 fatcat:doezrs55crbxpidxt3i3z5p4me

Data-driven Predictive Energy Optimization in a Wastewater Pumping Station [article]

Jorge Filipe, Ricardo J. Bessa, Marisa Reis, Rita Alves, Pedro Póvoa
2019 arXiv   pre-print
Pumping is the largest consumer of electrical energy in a wastewater treatment plant. Thus, the optimal control of pump units can help the utilities to decrease operational costs.  ...  Urban wastewater sector is being pushed to optimize processes in order to reduce energy consumption without compromising its quality standards.  ...  Finally, it is important to stress that this case-study consists of a single pumping station, but the wastewater treatment system has a total of 13 analogous processes, and the company a total of 292 stations  ... 
arXiv:1902.03417v2 fatcat:7ztrxr4wtvgvjpuer5cyr4jj7e
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