定期船体清洗外文文献.pdfVIP

Journal of Cleaner Production 178 (2018) 1 e13 Contents lists available at ScienceDirect Journal of Cleaner Production journal homepage: /locate/jclepro The energy efficiency effects of periodic ship hull cleaning Roar Adland a, Pierre Cariou b, *, Haiying Jia c, Francois-Charles Wolff d, e a Norwegian School of Economics (NHH), Helleveien 30, 5045 Bergen, Norway b Kedge Business School, 680 Cours de la Liberation, 33405, Talence, France c Center for Applied Research (SNF) at the Norwegian School of Economics (NHH), Helleveien 30, 5045 Bergen, Norway d LEMNA, University of Nantes, BP 52231 Chemin de la Censive du Tertre, 44322 Nantes Cedex 3, France e INED, Paris, France a r t i c l e i n f o a b s t r a c t Article history: This paper investigates the impact of periodic hull cleaning on oil tankers energy efficiency using real Available online 4 January 2018 2012e2016 fleet performance and weather data extracted from noon reports for a fleet of eight identical Aframax-size crude oil tankers. The impact of changes in fuel consumption is estimated around the Keywords: discontinuity when a vessel is cleaned and rely on both before-after and difference-in-differences esti- Hull cleaning mators. The main results show that (i) periodic hull cleaning leads to a significant reduction in the daily Ship fuel consumption; (ii) dry-docking leads to greater and significantly different reductions