Japanese Journal of JSCE
Online ISSN : 2436-6021
Special Issue (Ocean Engineering)Paper
MECHANISM OF INCREASED PARTICLE SIZE WITH COMPLEXED OF OR- GANIC SLEDGE BY GRANULATED COALASH
Yuki DOIDADaichi NISHIUCHISoichiryu WADATadashi HIBINO
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2024 Volume 80 Issue 18 Article ID: 24-18048

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Abstract

 It is expected to promote ecological activity by increasing sand diameter particles with increasing complexity on tidal flats created using GCA. In this study, we investigated the effects of GCA on the ecological regeneration of reductive tidal flats (tidal flats constructed with GCA) where organic sludge from sewage systems (oil and grease, etc.) is continuously deposited, and analyzed the properties of the organic composition of the mud sediment, to clarify the effects (increase in sand diameter particles with increasing complexity). The results showed a relationship between biological activity and an increase in the size of sand particles with the increase in organic matter complexity. The organic matter content, elemental composition, grain size analysis and acid degradation tests were analyzed for each combustion temperature range of the sediment mud based on the loss by combustion method (IL₃₀₀ method).

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© 2024 Japan Society of Civil Engineers
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