scholarly journals Free nitrous acid breaks down extracellular polymeric substances in waste activated sludge

RSC Advances ◽  
2015 ◽  
Vol 5 (54) ◽  
pp. 43312-43318 ◽  
Author(s):  
Tingting Zhang ◽  
Qilin Wang ◽  
Javaid Khan ◽  
Zhiguo Yuan
Keyword(s):  
Activated Sludge ◽  
Nitrous Acid ◽  
Extracellular Polymeric Substances ◽  
Cell Lysis ◽  
Waste Activated Sludge ◽  
Treatment Technology ◽  
Free Nitrous Acid ◽  
Sludge Treatment

The chemical breakdown of EPS components by FNA has been proved to account for the improvement of sludge biodegradability in addition to enhanced cell lysis in FNA-based sludge treatment technology.

scholarly journals Performance and mechanism of free nitrous acid on the solubilization of waste activated sludge

RSC Advances ◽  
2018 ◽  
Vol 8 (29) ◽  
pp. 15897-15905 ◽  
Author(s):  
Jinsong Wang ◽  
Zhaoji Zhang ◽  
Xin Ye ◽  
Fuyi Huang ◽  
Shaohua Chen
Keyword(s):  
Activated Sludge ◽  
Nitrous Acid ◽  
Large Concentration ◽  
Waste Activated Sludge ◽  
Free Nitrous Acid ◽  
Performance And Mechanism

The mechanism of sludge solubilization induced by free nitrous acid over a large concentration range was investigated using SIET and FCM.

Free Nitrous Acid (FNA)-Based Pretreatment Enhances Methane Production from Waste Activated Sludge

2013 ◽  
Vol 47 (20) ◽  
pp. 11897-11904 ◽  
Author(s):  
Qilin Wang ◽  
Liu Ye ◽  
Guangming Jiang ◽  
Paul D. Jensen ◽  
Damien J. Batstone ◽  
...  
Keyword(s):  
Activated Sludge ◽  
Methane Production ◽  
Nitrous Acid ◽  
Waste Activated Sludge ◽  
Free Nitrous Acid

Optimization of free nitrous acid pre-treatment on waste activated sludge

2018 ◽  
Vol 252 ◽  
pp. 216-220 ◽  
Author(s):  
S. Zahedi ◽  
M. Romero-Güiza ◽  
Pilar Icaran ◽  
Z. Yuan ◽  
M. Pijuan
Keyword(s):  
Activated Sludge ◽  
Nitrous Acid ◽  
Waste Activated Sludge ◽  
Free Nitrous Acid ◽  
Pre Treatment
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