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Ultrasonics SonochemistrySludge dewatering plays a critical role in the efficient and cost-effective management of wastewater treatment plants. Ultrasonic treatment has emerged as a promising technique for improving dewatering processes. This study aims to evaluate the impact of
Yongzheng Qi, Haoqing Xu
exaly +4 more sources
Dewatering as a primary treatment of faecal sludge in individual residential sector (a technologies review) [PDF]
E3S Web of Conferences, 2020 Dewatering of faecal sludge (FS) is the most efficient method of pretreatment of bioorganic human waste for minimizing the faecal sludge volume. This process may be considered as one of management tool in service chain of Faecal Sludge Management (FSM ...
Basamykina Alena +2 more
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Effects of acid-heat combined treatment on sludge dewatering performance at low temperature [PDF]
E3S Web of Conferences, 2019 The effects of different initial pH value, temperature and heating time on sludge dewatering performance were studied by treating sludge with acid-heat combination at low temperature and taking dewatering rate (amount of filtrate per unit time) and ...
Qian Jie, Tang Yuchao, Zhang Qianqian
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Effects of ultrasonic duration on performance of sludge dewatering
Yantu gongcheng xuebao, 2023 Sludge flocs tightly wrapping a large amount of bound water results in poor performance of sludge dewatering. The ultrasonic treatment is one of the effective methods to improve performance of sludge dewatering.
QI Yongzheng 1, 2, 3, HAO Yunjie 1, WU Silin 1, 3, ZHOU Aizhao 1, 3, ZHU Zhongquan 4, YANG Ziming 1, JIN Yongjie 1
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Revista Ambiente & Água, 2021 The sludge generated at drinking water treatment plants (WTPs) is a high-moisture content residue, and therefore difficult to handle, transport, dispose of or recover. During the last decades, geotextile tubes have been successfully applied to reduce the
Livia Luiza de Souza Avancini +2 more
doaj +1 more source
PLoS ONE, 2021 The moisture content of municipal sludge is relatively high, which increases the cost of sludge transportation and treatment. To reduce the volume of the sludge, sludge dewatering is needed.
Jiesheng Zhang +5 more
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Factors Affecting the Mechanical Deep Dewatering of Sludge from Wastewater Treatment
BioResources, 2023 Effects of pressure, dewatering time, and sludge cake thickness on the dewatering of wastewater sludge by the hydraulic dehydrator under the condition of adding CaO and FeSO4 were analyzed using the response surface method (RSM).
Weihua Qin +3 more
doaj +2 more sources
Impact of Conditioning Substances and Filtration Pressure on Dewatering Efficiency of Sewage Sludge
Energies, 2021 Sludge dewatering is a key element in sludge’s processing and management. Solid-phase separation, sludge volume reduction and the separation of a high-quality supernatant are the main tasks of the dewatering devices.
Tomasz Kamizela, Mariusz Kowalczyk
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Artificial Neural Networks in Modeling of Dewaterability of Sewage Sludge
Energies, 2021 Mechanical dewatering is a key process in the management of sewage sludge. However, the drainage efficiency depends on a number of factors, from the type and dose of the conditioning agent to the parameters of the drainage device.
Mariusz Kowalczyk, Tomasz Kamizela
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Advances in Civil Engineering, 2020 At present, the sludge production has increased sharply, and sludge treatment remains a serious problem. Rapid sludge dewatering is the key problem of sludge treatment, and the main approach for reducing the cost of the sludge treatment is to reduce the ...
Yongzheng Qi +8 more
doaj +1 more source