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Off-Site Enhanced Biogas Production with Concomitant Pathogen Removal from Faecal Matter

Af: Joy Nyawira Riungu Engelsk Paperback
SPAR
kr 73

Off-Site Enhanced Biogas Production with Concomitant Pathogen Removal from Faecal Matter

Af: Joy Nyawira Riungu Engelsk Paperback

Globally, 2.7 billion people are using onsite sanitation systems, particularly in low income, high density settlements (LIHDS) in urban areas of developing countries. However, treatment technologies to manage the faecal sludge (FS) generated from these systems are often not in place, leading to high risks for environmental and public health. The development of replicable and effective technologies for FS treatment is key in addressing this challenge.

This research focused on development of an innovative FS stabilisation technology and addressed key constraints in anaerobic FS treatment: inadequate pathogen inactivation and limitations in biochemical energy recovery. The developed two-stage reactor system consists of an acidogenic reactor fed with mixtures of FS and market waste to facilitate pathogen inactivation, and a subsequent methanogenic plug-flow reactor for enhanced methane production. Due to its potential for application as an off-site FS treatment technology at any scale, receiving any type of faecal matter, collected from different types of sanitary systems, the system provides an option for FS stabilisation for LIHDS. Additionally, the research evaluated the limitations of sanitation provision in LIHDS, and proposes methods for creating an enabling environment for full-scale implementation of onsite systems. The presented results contribute to designing appropriate sanitation interventions in LIHDS.

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Globally, 2.7 billion people are using onsite sanitation systems, particularly in low income, high density settlements (LIHDS) in urban areas of developing countries. However, treatment technologies to manage the faecal sludge (FS) generated from these systems are often not in place, leading to high risks for environmental and public health. The development of replicable and effective technologies for FS treatment is key in addressing this challenge.

This research focused on development of an innovative FS stabilisation technology and addressed key constraints in anaerobic FS treatment: inadequate pathogen inactivation and limitations in biochemical energy recovery. The developed two-stage reactor system consists of an acidogenic reactor fed with mixtures of FS and market waste to facilitate pathogen inactivation, and a subsequent methanogenic plug-flow reactor for enhanced methane production. Due to its potential for application as an off-site FS treatment technology at any scale, receiving any type of faecal matter, collected from different types of sanitary systems, the system provides an option for FS stabilisation for LIHDS. Additionally, the research evaluated the limitations of sanitation provision in LIHDS, and proposes methods for creating an enabling environment for full-scale implementation of onsite systems. The presented results contribute to designing appropriate sanitation interventions in LIHDS.

Produktdetaljer
Sprog: Engelsk
Sider: 110
ISBN-13: 9781032004433
Indbinding: Paperback
Udgave:
ISBN-10: 1032004436
Udg. Dato: 18 mar 2021
Længde: 0mm
Bredde: 240mm
Højde: 170mm
Forlag: Taylor & Francis Ltd
Oplagsdato: 18 mar 2021
Forfatter(e): Joy Nyawira Riungu
Forfatter(e) Joy Nyawira Riungu


Kategori Affaldshåndtering og deponering


Sprog Engelsk


Indbinding Paperback


Sider 110


Udgave


Længde 0mm


Bredde 240mm


Højde 170mm


Udg. Dato 18 mar 2021


Oplagsdato 18 mar 2021

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