A comparative study on per capita waste generation according to a waste collecting system in Korea

Jung Hwan Oh, Eui Jong Lee, Jeong Ik Oh, Jong Oh Kim, Am Jang

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4 Scopus citations

Abstract

As cities are becoming increasingly aware of problems related to conventional mobile collection systems, automated pipeline-based vacuum collection (AVAC) systems have been introduced in some densely populated urban areas. The reasons are that in addition to cost savings, AVAC systems can be efficient, hygienic, and environmentally friendly. Despite difficulties in making direct comparisons of municipal waste between a conventional mobile collection system and an AVAC system, it is meaningful to measure the quantities in each of these collection methods either in total or on a per capita generation of waste (PCGW, g/(day*capita)) basis. Thus, the aim of this study was to assess the difference in per capita generation of household waste according to the different waste collection methods in Korea. Observations on household waste show that there were considerable differences according to waste collection methods. The value of per capita generation of food waste (PCGF) indicates that a person in a city using AVAC produces 60 % of PCGF (109.58 g/(day*capita)), on average, compared with that of a truck system (173.10 g/(day*capita)) as well as 23 %p less moisture component than that with trucks. The value of per capita generation of general waste (PCGG) in a city with an AVAC system showed 147.73 g/(day*capita), which is 20 % less than that with trucks delivered (185 g/(day*capita)). However, general waste sampled from AVAC showed a 35 %p increased moisture content versus truck delivery.

Original languageEnglish
Pages (from-to)7074-7080
Number of pages7
JournalEnvironmental Science and Pollution Research
Volume23
Issue number8
DOIs
StatePublished - 1 Apr 2016

Keywords

  • Automated pipeline-based vacuum collection (AVAC) system
  • Component weight ratio
  • Per capita generation of waste (PCGW)
  • Vacuum drying effect

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