Trigeneration: A new way for landfill gas utilization and its feasibility in Hong Kong

Xiaoli Hao, Hongxing Yang, Guoqiang Zhang

Research output: Journal article publicationJournal articleAcademic researchpeer-review

44 Citations (Scopus)

Abstract

Application of landfill gas (LFG) means a synergy between environmental protection and energy production. This paper presents a review of the status of LFG application. To more efficiently utilize the LFG in Hong Kong, a trigeneration scheme is proposed as a new way of LFG utilization. The feasibility of LFG trigeneration in Hong Kong is evaluated from the views of primary energy-saving and greenhouse gas (GHG) emission reduction as well as economic benefit. The proposed scenario is compared with the conventional scenarios of LFG treatment and utilization. It is shown that LFG for trigeneration has a higher energy saving and GHG emission reduction potentials. The new scheme is also more economical than the conventional way of LFG utilization. Some policy recommendations are also given to promote the biomass energy utilization from waste landfills in Hong Kong.
Original languageEnglish
Pages (from-to)3662-3673
Number of pages12
JournalEnergy Policy
Volume36
Issue number10
DOIs
Publication statusPublished - 1 Oct 2008

Keywords

  • Greenhouse gas emission
  • Landfill gas application
  • Trigeneration

ASJC Scopus subject areas

  • General Energy
  • Management, Monitoring, Policy and Law

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