A study on combined effect of Fenton and Free Nitrous Acid treatment on sludge dewaterability with ultrasonic assistance: Preliminary investigation on improved calorific value

2020 ◽  
Vol 382 ◽  
pp. 123035 ◽  
Author(s):  
Unnikrishna Menon ◽  
Nanditha Suresh ◽  
Giphin George ◽  
Anu Mary Ealias ◽  
M.P. Saravanakumar
Keyword(s):  
Nitrous Acid ◽  
Acid Treatment ◽  
Preliminary Investigation ◽  
Calorific Value ◽  
Combined Effect ◽  
Free Nitrous Acid ◽  
Sludge Dewaterability

Enhanced dewaterability of anaerobically digested sludge by in-situ free nitrous acid treatment

2020 ◽  
Vol 169 ◽  
pp. 115264 ◽  
Author(s):  
Yifu Li ◽  
Dongbo Wang ◽  
Guojing Yang ◽  
Xingzhong Yuan ◽  
Qiuxiang Xu ◽  
...  
Keyword(s):  
Nitrous Acid ◽  
Acid Treatment ◽  
Digested Sludge ◽  
Free Nitrous Acid ◽  
Anaerobically Digested Sludge

Improving secondary sludge biodegradability using free nitrous acid treatment

2012 ◽  
Vol 116 ◽  
pp. 92-98 ◽  
Author(s):  
Maite Pijuan ◽  
Qilin Wang ◽  
Liu Ye ◽  
Zhiguo Yuan
Keyword(s):  
Nitrous Acid ◽  
Acid Treatment ◽  
Free Nitrous Acid ◽  
Secondary Sludge

Restoration of real sewage partial nitritation-anammox process from nitrate accumulation using free nitrous acid treatment

2018 ◽  
Vol 251 ◽  
pp. 341-349 ◽  
Author(s):  
Zhibin Wang ◽  
Shujun Zhang ◽  
Liang Zhang ◽  
Bo Wang ◽  
Wenlong Liu ◽  
...  
Keyword(s):  
Nitrous Acid ◽  
Acid Treatment ◽  
Nitrate Accumulation ◽  
Free Nitrous Acid ◽  
Partial Nitritation ◽  
Anammox Process

Combined hydrothermal and free nitrous acid, alkali and acid pretreatment for biomethane recovery from municipal sludge

2021 ◽  
Vol 131 ◽  
pp. 376-385
Author(s):  
Farokh laqa Kakar ◽  
Neha Purohit ◽  
Frances Okoye ◽  
Steven N. Liss ◽  
Elsayed Elbeshbishy
Keyword(s):  
Nitrous Acid ◽  
Municipal Sludge ◽  
Acid Pretreatment ◽  
Free Nitrous Acid
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