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A Study on the Development of Marine Fuel Oil Homogenizer for Fuel Costs Saving

연료비 절감을 위한 선박용 연료유 균질기 개발에 관한 연구

  • Received : 2012.08.27
  • Accepted : 2012.12.27
  • Published : 2012.12.31

Abstract

In this study, we have conducted a work on homogenizer development which is operated by high shearing force generated by stator and rotor inside it. To investigate the performance for homogenization and atomization of homogenizer, Bunker-C (IFO 380 cSt) was used as a fuel for experiment. Pre-treatment of bunker-C was carried out with homogenizer developed in this study. Oil purifier was used to investigate effect of oil sludge reduction after pre-treatment. Experimental result showed that the amount of sludge of fuel oil after pre-treatment with homogenizer has decreased by 13 %. To confirm combustion efficiency, Bunker-C which have pre-treatment with homogenizer and purified after are burned in boiler system. The result showed that CO concentration in exhaust gas was decreased. These results mean that if the homogenizer which is developed in this study for marine fuel oil is applied on real vessels, oil costs and operating costs can be reduced.

본 연구에서는 고정자와 회전자에 의해 발생하는 전단력(Shearing force)을 이용한 선박용 연료유 균질기(Homogenizer) 개발에 관한 연구를 수행하였다. 균질기의 균질화 및 미립화 정도에 대한 성능을 조사하기 위하여 IFO 380 cSt Bunker-C 시료에 전처리(Pre-treatment)를 시행하였다. 전처리한 시료의 슬러지(Sludge) 저감 효과를 확인하기 위하여 유청정기(Oil purifier)를 이용하였다. 실험결과 균질기로 전처리한 시료에서 슬러지양이 약 13 % 감소하는 것을 확인하였다. 또한, 전처리 후 유청정한 시료를 실제 보일러 시스템에서 연소시켜 CO가 감소하는 연소특성 경향을 확인하였다. 이와 같은 결과를 통해 개발된 선박용 연료유 균질기를 실선에 적용할 경우 연료비 및 운항비용 절감 효과가 있을 것으로 판단된다.

Keywords

References

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  2. A Study on the Engine Performance Analysis Due to Increase of Ship's Age vol.16, pp.2, 2012, https://doi.org/10.17958/ksmt.16.2.201404.1315
  3. 선내 제조된 혼합연료 품질 개선을 위한 초음파 적용 가능성에 관한 연구 vol.23, pp.1, 2017, https://doi.org/10.7837/kosomes.2017.23.1.098