• Title/Summary/Keyword: In-feed Grinding

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A Study of Foodwaste Treatment Technology Using Eatrhworm (지렁이를 이용한 음식물쓰레기 처리에 관한 연구)

  • Lee, Chang-Ho;Lee, Jong-Min;Bae, Sung-Geun;Jeon, Sung-Kyun;Kim, Jong-Oh
    • Journal of the Korea Organic Resources Recycling Association
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    • v.13 no.1
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    • pp.71-78
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    • 2005
  • This study was performed to obtain the basic data on current situations and challengeable aspects of vermicomposting industries in Korea and to develope foodwaste treatment technology using earthworm. Pre-treatment process of food waste consists of cleaning, grinding, mixing and others, and salinity of food waste was 0.7% on average, thus not suitable for feed of worms. When applying wash water and going through the cleaning process, however, salinity was dropped to 0.38%, indicating that cleaning process applying wash water is necessary to control the proper salinity for growth of worms. In the food waste processing experiment applying worms, it has been presented that smaller particles induce higher processing efficiency. As a result, food waste processing by worms is possible through maintaining the suitable environment for survival of worms from input process to generation of cast. Cast generated after processing food waste was proved to be most suitable for product standard of compost thus cast is presented to be recycled after processing the food waste applying the worms.

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