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Low energy neutralization technique of high pH leachate from MSW landfill by atmospheric carbon dioxide

Research Project

Project/Area Number 26340062
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Environmental engineering and reduction of environmental burden
Research InstitutionMeisei University

Principal Investigator

MIYAWAKI KENTARO  明星大学, 理工学部, 教授 (00289521)

Research Collaborator Yoshimura Takeharu  
Takahashi Kodai  
kawai Yuuga  
Ikeda Sagiri  
Watanabe Tatsuya  
Project Period (FY) 2014-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥2,600,000 (Direct Cost: ¥2,000,000、Indirect Cost: ¥600,000)
Fiscal Year 2016: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2015: ¥520,000 (Direct Cost: ¥400,000、Indirect Cost: ¥120,000)
Fiscal Year 2014: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Keywords最終処分場浸出水 / 炭酸中和 / 大気中二酸化炭素 / 高pH / 焼却灰埋立 / 浸出水pH / 廃棄物埋立 / 焼却灰 / 二酸化炭素中和 / 浸出水集排水管
Outline of Final Research Achievements

One of leachate problem on landfill which filled with mainly incineration ash is high pH leachate long-term outflow. In this study, low energy neutralization technique of high pH leachate by atmospheric carbon dioxide was studied by experiment. Under some condition, leachate pH was decreased by carbonate neutralization under 8.6. And adsorption late of CO2 was calculated. build-out study will be continued.

Report

(4 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Research-status Report
  • 2014 Research-status Report
  • Research Products

    (4 results)

All 2016 2015 2014

All Presentation (4 results) (of which Int'l Joint Research: 1 results)

  • [Presentation] 最終処分場における高pH浸出水の大気中CO2によるpH低減化技術2016

    • Author(s)
      渡邉 辰也, 宮脇 健太郎
    • Organizer
      第27回廃棄物資源循環学会研究発表会
    • Place of Presentation
      和歌山大学
    • Year and Date
      2016-09-27
    • Related Report
      2016 Annual Research Report
  • [Presentation] Neutralization of high pH LEACHATE by atmospheric carbon dioxide in the crushed stone layer2015

    • Author(s)
      K. MIYAWAKI, K.TAKAHASHI, Y. KAWAI, T. TOKAIRIN, M. IWATA, Y. KAKUTA
    • Organizer
      2nd Symposium of IWWG Asian Regional Branch
    • Place of Presentation
      Tongji University, Shanghai, CHINA
    • Year and Date
      2015-04-13
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research
  • [Presentation] Neutralization of High Alkaline Leachate on Crashed Stone Layer by CO2 in Air2014

    • Author(s)
      Kentaro Miyawaki1, Koudai Takahashi1 and Yusa Kawai1
    • Organizer
      5nd China-Japan Joint Conference for the Community Formation on Material Recycling and Solid Waste Manegement
    • Place of Presentation
      登別
    • Year and Date
      2014-07-14 – 2014-07-16
    • Related Report
      2014 Research-status Report
  • [Presentation] 最終処分場における高アルカリ性浸出水のCO2によるpH低減2014

    • Author(s)
      高橋廣大,河合悠冴,宮脇健太郎
    • Organizer
      廃棄物資源循環学会春の研究発表会
    • Place of Presentation
      川崎
    • Year and Date
      2014-05-29
    • Related Report
      2014 Research-status Report

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Published: 2014-04-04   Modified: 2018-03-22  

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