Optimization of the Wastewater Treatment Plant: From Energy Saving to Environmental Impact Mitigation

Author(s):  
D. Panepinto ◽  
V. Riggio ◽  
Barbara Ruffino ◽  
G. Campo ◽  
A. Cerutti ◽  
...  
2019 ◽  
Vol 691 ◽  
pp. 1182-1189 ◽  
Author(s):  
Sina Borzooei ◽  
Giuseppe Campo ◽  
Alberto Cerutti ◽  
Lorenza Meucci ◽  
Deborah Panepinto ◽  
...  

2019 ◽  
Vol 2019 ◽  
pp. 1-8 ◽  
Author(s):  
ZhenHua Li ◽  
ZhiHong Zou ◽  
LiPing Wang

Wastewater treatment plant (WWTP) is the energy-intensive industries. Energy is consumed at every stage of wastewater treatment. It is the main contributor to the costs of WWTP. Analysis and forecasting of energy consumption are critical to energy-saving. Many factors influence energy consumption. The relationship between energy consumption and wastewater is complex and challenging to identify. This article employed the fuzzy clustering method to categorize the sample data of WWTP and analyzed the relationship between energy consumption and the influence factors in different categories. The study found that energy efficiency in various categories was changed and the same influence factors in different types had different influence intensity. The Radial Basis Function (RBF) neural network was used to forecast energy consumption. The data from the complete set and categories was adopted to train and test the model. The results show that the RBF model using the date from the subset has better performance than the multivariable linear regression (MLR) model. The results of this study provided an essential theoretical basis for energy-saving in WWTP.


2014 ◽  
Vol 989-994 ◽  
pp. 1252-1255
Author(s):  
You Cai Guo ◽  
Ying Chen

Experimental research and engineering validation show concentrated activated sludge reflow stead of traditional reflow way still meets the national discharge standard, though the treatment efficiency of wastewater plant is slightly declined and further show concentrated activated sludge reflow process used in energy saving and consumption reduction of small-sized wastewater treatment plant is feasible.


2018 ◽  
Vol 13 (3) ◽  
pp. 692-704
Author(s):  
Pelin Soyertaş Yapıcıoğlu

Abstract The meat processing industry has many unfavorable impacts to the environment in Turkey. One of these impacts is wastewater treatment. Meat processing wastewater contains large amounts of proteins, fats, nutrients such as nitrogen, and pathogenic and non-pathogenic microorganisms and viruses. The high organic and hazardous content of wastewater causes environmental challenges for the flora and fauna in receiving water bodies unless it is treated adequately. Due to these reasons, the treatment process to be implemented should be the least damaging to the environment. In this study, three treatment scenarios that include a UASB (upflow anaerobic sludge bed) reactor (Scenario-1), an advanced oxidation process that includes UV/H2O2 treatment (Scenario-2) and a membrane bioreactor (Scenario-3) have been studied for a meat processor's wastewater treatment plant. For these three scenarios, an environmental impact assessment was undertaken using the Fine-Kinney method. The evaluation results revealed that Scenario-2 has the smallest environmental impact value with 475. Scenario-1 has the highest total environmental impact value as 765. Scenario-3's environmental impact value is 637. According to the evaluation results, the UV/H2O2 process is the most applicable technology for wastewater treatment in Turkey's meat industry.


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