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Research Reports
Evaluation and expense of reduction technology at the industrial nitrogen oxide(2002)
As ozone warning episodes are frequently occurred and NOx pollution level is in trends of increasing recently, Korea Ministry of Environment(MOE) is preparing some important countermeasures for NOx emission reduction. The emission allowance standards for business establishments are strengthened and financial charging for NOx emission is considered. And total maximum loading system and emission trading system are also planned in Seoul metropolitan area. Some basic data such as performances and cost of NOx control technologies are required for such measures to be implemented effectively, but few materials are available. So this study was carried out to assess performances and costs of NOx control technologies.
This paper investigated the reduction efficiencies and costs of NOx control technologies used in industry and estimated the required capital cost to install of selective catalytic reduction(SCR) equipments for high energy-consuming industrial sectors.
Reduction efficiency varies depending on techniques, and it is possible up to 90% or more. So technology itself cannot be a barrier in implementation of MOE countermeasures. But it is worried that NOx market produced by the above countermeasures may be occupied by foreign technologies because of lower level of technologies and little experience of domestic environment businesses. Details are presented in Chapter Ⅲ and Ⅳ.
Capital and operating costs of SCR, SNCR and low NOx burner were investigated for domestic power plants, municipal waste incinerators, and a few other businesses. For example, capital co