Estimation of the volume of metal waste generated during ship recycling

Abstract

In the case of a long-term stagnation of the ship, before being transferred for disposal, its structures are exposed to the environment and, as a result, are destroyed. Ultimately, this leads to the fact that part of the metal becomes unsuitable for further use, even as a secondary raw material, and will be sent to waste, which must be buried in a certain way, leading the treatment in accordance with current standards. The presence of waste will reduce the mass of metal that is sent for processing, and, consequently, brings profit to the ship recycling yards. The article considers an approach that allows us to estimate the volume of waste and the reduction in the mass of "useful" metal, both in general terms and numerically for a specific ship project. Equations are obtained that allow determining the mass of spent metal, both in operation and in long-term stagnation of the ship.

Keywords: ship recycling, environmental damage, metal corrosion, waste

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Author Biographies

Yuri A. Kochnev Kochnev , Volga State Unuversity of Water Transport, Nizhny Novgorod, Russia

Ph.D. in Engineering Science, Associate Professor, Associate Professor of the Ship Design and Construction Technology, Volga State University of Water Transport, 5, Nesterova street, Nizhny Novgorod, Russia, 603950

Irina B. Kochneva Kochneva , Volga State Unuversity of Water Transport, Nizhny Novgorod, Russia

Ph.D. in Engineering Science, Associate Professor, Associate Professor of the Environmental Protection and Industrial Safety, Volga State University of Water Transport, 5, Nesterova street, Nizhny Novgorod, Russia, 603950

Published
15-09-2021
How to Cite
Kochnev, Y. A. K., & Kochneva, I. B. K. (2021). Estimation of the volume of metal waste generated during ship recycling. Russian Journal of Water Transport, (68), 81-87. https://doi.org/10.37890/jwt.vi68.211
Section
Shipbuilding, ship repair, and ecological safety of the ship