EVALUATING INTEGRATION AND COLLABORATION OF ENVIRONMENTAL INFRASTRUCTURES AND CHOICE OF LOW CARBON TECHNOLOGY IN DECLINING POPULATION SOCIETY
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- NAKAO Akifumi
- 和歌山大学 大学院システム工学研究科
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- YAMAMOTO Yugo
- 和歌山大学 システム工学部
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- YOSHIDA Noboru
- 和歌山大学 システム工学部
Bibliographic Information
- Other Title
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- 人口減少社会における静脈系インフラの統合・連携と技術選択の評価
Description
In this research, we developed integration and collaboration scenarios of sewage sludge and domestic waste incineration facilities in Wakayama City considering future population decline in 2010-2040. We also evaluated the reduction effects in energy consumption and greenhouse gas (GHG) emissions based on the scenarios to promote centralized treatment of sewage sludge, introduce low-carbon technologies into the treatment process, and combust the sewage sludge with domestic waste in waste incineration facilities. From the analysis, we reached the following conclusions: 1) Co-combustion of sewage sludge in waste incineration facilities brings energy saving and GHG reduction compared to centralized treatment of sludge. 2) In the co-combustion scenario, the utilization of exhaust heat recovered from waste incineration facility to dry the sewage sludge improves the reduction effects of environmental burdens. 3) To introduce a fuelization technology of sewage sludge into the centralized treatment facility can reduce GHG emissions by 101.9%.
Journal
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- Journal of Japan Society of Civil Engineers, Ser. G (Environmental Research)
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Journal of Japan Society of Civil Engineers, Ser. G (Environmental Research) 71 (6), II_475-II_486, 2015
Japan Society of Civil Engineers
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Keywords
Details 詳細情報について
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- CRID
- 1390282680334516736
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- NII Article ID
- 130005155737
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- ISSN
- 21856648
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- Text Lang
- ja
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- Data Source
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- JaLC
- Crossref
- CiNii Articles
- KAKEN
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- Abstract License Flag
- Disallowed