Treatment of real industrial-grade dye solutions and printing ink wastewater using a novel pilot-scale hydrodynamic cavitation reactor

2021 ◽  
Vol 297 ◽  
pp. 113301
Author(s):  
Charikleia Zampeta ◽  
Kleio Bertaki ◽  
Irene-Eva Triantaphyllidou ◽  
Zacharias Frontistis ◽  
Dimitris V. Vayenas
2022 ◽  
Vol 302 ◽  
pp. 114108
Author(s):  
Charikleia Zampeta ◽  
Kleio Bertaki ◽  
Irene-Eva Triantaphyllidou ◽  
Zacharias Frontistis ◽  
P.G. Koutsoukos ◽  
...  

Energies ◽  
2020 ◽  
Vol 13 (10) ◽  
pp. 2483 ◽  
Author(s):  
Agnieszka Garlicka ◽  
Monika Zubrowska-Sudol ◽  
Katarzyna Umiejewska ◽  
Otton Roubinek ◽  
Jacek Palige ◽  
...  

The main purpose of this study was the assessment of the possibility of increasing the production of biogas through the pre-treatment of thickened excess sludge (TES) by means of the hydrodynamic cavitation (HC) conducted at different levels of energy density (EL) i.e., 70, 140 and 210 kJ/L. The experiments were performed on a pilot scale, and a mixture of thickened primary sludge (TPS) and TES was used as digester feed. The results documented that an important parameter determining the possibility of obtaining an enhanced methane production is the value of energy input in the HC process. This parameter determines the changes occurring in sludge as a result of disintegration (i.e., sludge floc deagglomeration, lysis of cells, re-flocculation process and the related release of compounds susceptible to biodegradation from sludge flocs). The maximum increase in methane yield (MY) of 152% was obtained for EL = 140 kJ/L. In this case, HC mainly caused sludge floc deagglomeration. An increase in MY was also recorded when TES was subject to the disintegration process at EL = 210 kJ/L. However, it was 4.3 times lower than that observed for EL = 140 kJ/L. Pre-treatment of TES at EL = 70 kJ/L did not contribute to an increase in methane production.


2017 ◽  
Vol 242 ◽  
pp. 272-282 ◽  
Author(s):  
Awais Bokhari ◽  
Suzana Yusup ◽  
Lai Fatt Chuah ◽  
Jiří Jaromír Klemeš ◽  
Saira Asif ◽  
...  

2011 ◽  
Vol 2011 (4) ◽  
pp. 154-169
Author(s):  
David Nicholas ◽  
Philip Vella ◽  
Christophe Desmottes ◽  
Sunil Mehta

2020 ◽  
Vol 743 ◽  
pp. 140724 ◽  
Author(s):  
Ana Kovačič ◽  
David Škufca ◽  
Mojca Zupanc ◽  
Jurij Gostiša ◽  
Benjamin Bizjan ◽  
...  

2021 ◽  
Vol 72 ◽  
pp. 105431
Author(s):  
Jurij Gostiša ◽  
Brane Širok ◽  
Sabina Kolbl Repinc ◽  
Marjetka Levstek ◽  
Marjetka Stražar ◽  
...  

2014 ◽  
Vol 22 (8) ◽  
pp. 6298-6307 ◽  
Author(s):  
Wei-Xin Li ◽  
Chuan-Dong Tang ◽  
Zhi-Lin Wu ◽  
Wei-Min Wang ◽  
Yu-Feng Zhang ◽  
...  

2021 ◽  
Vol 73 ◽  
pp. 105543
Author(s):  
Xun Sun ◽  
Zhengquan Wang ◽  
Xiaoxu Xuan ◽  
Li Ji ◽  
Xuewen Li ◽  
...  

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