• Title/Summary/Keyword: solid refuse fuel

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Sales Energy Promotion Efficiency and Policy Utilization Plan for Energy Facilities

  • KWON, Lee-Seung;LEE, Woo-Sik;KWON, Woo-Taeg
    • Journal of Distribution Science
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    • v.18 no.9
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    • pp.67-75
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    • 2020
  • Purpose: The purpose of this study is to enhance sales promotion efficiency for using solid refuse fuel facilities. Renewable energy technology using Solid Refuse Fuel (SRF) is an economic efficiency technology that recovers waste by burning various wastes. A survey on the pollutants discharged from the solid fuels facilities was investigated so that the SRF facilities could be expanded, distributed and reflected in the policy. Research design, data, and methodology: In this study, 9 business sites using SRF and Bio-SRF as main raw materials were investigated for 2 years. The characteristics of target business sites such as the type of fuel used, combustion method, combustion temperature, daily fuel consumption and environmental prevention facilities were studied. Results: The average pollution & ammonia concentration of Bio-SRF facilities was found to be 88.15% higher than that of SRF facilities. But the average acetaldehyde concentration of SRF facilities was found to be 88.15% higher than that of Bio-SRF facilities. Conclusions: The main issue is how much electric power generation using combustible materials affects air pollution. The waste recycling law provides the standard value according to the fuel property, but there is a considerable gap with the mixed fuel. Therefore, for efficient utilization of facilities using solid fuel products, additional research is needed to improve the distribution structure of exhaust pollutants is needed.

RDF(Refuse Derived Fuel) Generation using MSW(Municipal Solid Waste) (생활폐기물을 이용한 RDF(Refuse Derived Fuel) 발전)

  • Jang, Jik-Sun;Jo, Jae-Beom
    • 한국신재생에너지학회:학술대회논문집
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    • 2008.05a
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    • pp.448-451
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    • 2008
  • For resource Recycle society, the Ministry of Environment is recently propeling the introduction of MSW(Municipal Solid Waste) pretreatment facilities(MBT) from advanced country such as Germany. On the basis of this, The Ministry of Environment plans to expand all over the country after the adaption of wide area style(Sudokwon landfill : 200 ton/day), urban communities style(Bucheon City : 90 ton/day), Semi-urban(Gangreung City : 150 tons/a day), farm village style (Buan : 30 ton/day).

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Study on the Criteria of Raw Materials for RDF (폐기물 고형연료(RDF)의 원료 기준 연구)

  • Nho, Namsun;Shin, Daehyun;Bae, Dalhee;Kong, Seungdae;Cho, Seoyoung;Kim, Kwangho
    • 한국신재생에너지학회:학술대회논문집
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    • 2011.05a
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    • pp.187.1-187.1
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    • 2011
  • RDF(Refuse-Derived Fuel) is a fuel of pelletized form made of combustible solid wastes and can not only be used as alternative energy to fossil fuel but also solve troubles in thermal uses of incinerator. As the first stage for obtaining elementary data required to develop criteria of raw materials appropriate to RDF combustion facilities actively spread recently in Korea, preliminary experiments were conducted on CO, SOx, NOx and HCl production and reduction characteristics in combustion of RDF. RDF samples weighing 2~3 g per a sample were manufactured in a lab-scale way and combustion tests of RDF were carried out in electric furnace with quartz tube of 50 mm inside diameter.

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Estimation of Characteristics Treatment for Food Waste and Valuable as Solid Refuse Fuel (SRF) using Bio-drying Process (Bio-drying 공법을 이용한 음식물류 폐기물 분해 특성 평가 및 고형연료로서의 가치 평가)

  • Jeong, Cheoljin;Park, Seyong;Oh, Dooyoung;Jang, Eun-Suk;Song, Hyoungwoon
    • Journal of the Korea Organic Resources Recycling Association
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    • v.25 no.1
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    • pp.23-33
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    • 2017
  • In this study, water and organic treatment efficiency and operating characteristics (temperature, salinity effect) were evaluated when food waste with high water content was treated by Bio-dying method. In addition, the optimum conditions for producing pellets for evaluating the decomposition products as SRF(Solid Refuse Fuel) after Bio-drying and evaluating the use value of SRF as a solid fuel were analyzed. As a result, the temperature, $CO_2$ concentration, organic matter removal rate and weight reduction rate according to the daily dose were about 86% and 68% at the input of 2.4 kg/day. The optimal food waste input was estimated to be 2.4 kg/day. As a result of the pellet molding and produce, Pellets can be produced within 10~25% of raw material water content. It was judged that the water content of 25%, which showed the best quality results in terms of external shape maintenance and strength. The high calorific value of SRF of decomposition products after Bio-drying was more than 3,500 kcal/kg.

The Effect of the MSW-RDF Power Generation and Tipping Fee Sharing in RDF Project (RDF발전효과와 사업비 분담방안)

  • Choe, Gap-Seok;Choe, Yeon-Seok;Kim, Seok-Jun;Gwon, Yeong-Bae
    • 연구논문집
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    • s.32
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    • pp.5-13
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    • 2002
  • This paper deals with the result of an analysis on the effect of the power generation by municipal solid waste(MSW)-refuse derived fuel(RDF) and the introduction of tipping fee sharing between RDF manufacturing and power generation project. As a model case for the MSW generated at small and medium cities in our country, an analysis of the RDF power generation and Tipping fee sharing shows that 1) MSW amount of 7,800* $10^3 $t/y could produce 1,950*$10^3$t/y of RDF 2) Electric power generated by MSW-RDF could supply 290,000 households/year and 98,548 C-t/y of $CO_2$ could be reduced. 3) Tipping Fee should be shared by the considering of the contents of project of both side between RDF Production and power generation.

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폐기물 연소 보일러의 튜브 손상 메카니즘

  • Baek, Se-Hyeon
    • 열병합발전
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    • s.68
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    • pp.9-13
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    • 2009
  • 최근 국내에 MSW(Municipal Solid Waste), RDF(Refuse-Derived Fuel) 또는 석탄과 폐기물을 혼합 연소하는 Waste-To-Energy 보일러 대한 관심이 증대되고 있는바, EPRI(Electric Power Research Institute)의 연구자료를 인용하여 상기 보일러에 대한 튜브 손상 메카니즘에 대하여 설명하고자 한다.

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A Study on Combustion Characteristics due to Changes in Solid Refuse Fuel Properties (고형연료제품 성상 변화에 따른 연소특성에 관한 연구)

  • Lim, Jong-Wan;Dong, Jong-In;Yoon, Kyoon-Duck;Shim, Jae-Young
    • Applied Chemistry for Engineering
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    • v.26 no.6
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    • pp.686-691
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    • 2015
  • A basic research for utilizing solid refuse fuel (SRF) based on changing SRF properties (RDF, RPF) and types (pellet, fluff) is demonstrated. Physicochemical characteristics of SRF and also changes in thermal decomposition depending on combustion time and emission gas (NOx, CO, HCl, etc) concentration were investigated for applications to waste energy sources. In conclusion, RPF is easy to pelletize, and has better combustion efficiency, higher LHV, higher thermal reduction, and short combustion time because it is composed of plastic wastes homogeneously. Also, fluff type samples have better combustion efficiency, and short combustion time because it has wider exposed surface area for combustion. It can also save energy consumption for pelletizing.

Preparation and characterization of SRF(Solid Refuse Fuel) using heavy oil fly ash (중유회를 활용한 고형연료 제조 및 특성)

  • Min, Hong;Cho, Sung-su;Seo, Minhye;Lee, Soo-Young;Choi, Changsik
    • Journal of the Korea Organic Resources Recycling Association
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    • v.27 no.4
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    • pp.83-90
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    • 2019
  • In this study, the characteristics of the SRF (Solid Refuse Fuel) prepared by blending each of the additives (citrus peel, waste wood, coal) in the heavy oil fly ash, evaluating the heavy oil fly ash recyclability. Recycling SRFs were fabricated by pellet extruding method after blending the heavy oil fly ash and additives based on 30% moisture content. As a result, the formability of the SRFs was excellent under condition of blending heavy oil fly ash with coal or citrus peel and the highest calorific value was 4,274 kcal/kg at heavy oil fly ash mixed with coal. Therefore, the formability and calorific value were improved when the heavy oil fly ash was mixed with coal(20 wt%) at 30% moisture content. From these results, the applicability of SRFs with additives was confirmed by using the heavy oil fly ash from J thermal power plant.

A Study on the Lower Heating Values Forecast of Municipal Solid Wastes with the Heating Values of Physical Components (물리적 조성별 발열량을 이용한 도시고형폐기물 저위발열량 추정에 관한 연구)

  • 여운호
    • Journal of Environmental Health Sciences
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    • v.20 no.3
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    • pp.13-18
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    • 1994
  • Information on the heating values of municipal solid wastes is very important in evaluating the feasibility of incineration and RDF (Refuse Derived Fuel) manufacture. This paper describes the forecasting methods about the lower heating values of municipal solid wastes. The lower heating values are forecast by the heating values of physical components. The municipal solid wastes consist of paper, food wastes, textiles, plastics, wood and rubber (contained leather). These are the physical components of municipal solid wastes.

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The Economic Effects of the Expanding Manufacture and Utilization of Solid Refuse Fuel (SRF) Facilities in Korea : An Input-output Analysis (SRF 제조·활용 시설 확대의 경제적 파급효과 분석)

  • Cho, Yongcheol;Park, Soyeon;Yoo, Seunghoon
    • Journal of Energy Engineering
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    • v.25 no.3
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    • pp.95-103
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    • 2016
  • The government is trying to expanding the manufacture and utilization of solid refuse fuel (SRF) facilities in order to mitigate greenhouse gases reducing and eco-friendly waste-to-energy recovery. In this regard, this study attempts to look into the economic effects of expanding the manufacture and utilization of SRF facilities by applying an inter-industry analysis using a 2014 input-output table. Specifically, by applying the demand-driven model presents the results for the production-inducing effect, value-added creation effect, and employment-inducing effect. In particular, this study attempted to redefine for the SRF. In addition, it was accessed by exogenous around the manufacture and utilization of SRF sector. The results show that production-inducing effect and value-added creation effect of expanding the manufacture and utilization of SRF facilities for the investment of 1.0 won are estimated to be 1.9993 and 0.6747, respectively. The employment-inducing effect of one billion of investment in the expanding the manufacture and utilization of SRF facilities is computed to be 11.1982 persons. This information can be utilized in predicting the economic effects of the manufacture and utilization of SRF.