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복합재료 소형선박의 지속가능한 설계를 위한 전과정평가 사례 연구

A Study on the Case of Life Cycle Assessment for a Sustainable Design of a Composite Small Craft

Journal of the Korean Society for Precision Engineering 2017;34(11):835-841.
Published online: November 1, 2017

1 목포해양대학교 조선해양공학과

2 목포해양대학교 대학원 해양시스템공학과

1 Department of Naval Architecture and Ocean Engineering, Mokpo National Maritime University

2 Department of Ocean System Engineering, Graduate School, Mokpo National Maritime University

• Received: March 22, 2017   • Revised: July 26, 2017   • Accepted: August 9, 2017

Copyright © The Korean Society for Precision Engineering

This is an Open-Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Citations

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  • Analysis of Life Cycle Assessment (LCA) for Sustainable Basic Design Alternatives for Medium-Sized LNG-DF Propulsion Ship
    Ki Seok Jung, Dong Kun Lee
    Journal of the Society of Naval Architects of Korea.2023; 60(5): 358.     CrossRef
  • A case study for 3D scanning-based quantitative quality control during key stages of composite small craft production
    Dong-Kun Lee, Bon-Yeong Park
    International Journal of Naval Architecture and Ocean Engineering.2023; 15: 100534.     CrossRef
  • A Case Study on the Sustainability for a Stanchion of Recreational Crafts based on the Design for Additive Manufacturing Using a FFF-type 3D Printer
    Dong-Kun Lee, Bon-Yeong Park
    Journal of the Society of Naval Architects of Korea.2021; 58(5): 294.     CrossRef

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A Study on the Case of Life Cycle Assessment for a Sustainable Design of a Composite Small Craft
J. Korean Soc. Precis. Eng.. 2017;34(11):835-841.   Published online November 1, 2017
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A Study on the Case of Life Cycle Assessment for a Sustainable Design of a Composite Small Craft
J. Korean Soc. Precis. Eng.. 2017;34(11):835-841.   Published online November 1, 2017
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A Study on the Case of Life Cycle Assessment for a Sustainable Design of a Composite Small Craft
Image Image Image Image Image Image Image
Fig. 1 Life cycle assessment framework (ISO14040)
Fig. 2 General arrangement of a composite small craft
Fig. 3 Composition of fiber composite materials (www.evonik.com)
Fig. 4 Modification of a life cycle
Fig. 5 Process flow diagram of boatbuilding
Fig. 6 Comparison of LCA results
Fig. 7 Green guide environmental rating scale (Green guide to composites)
A Study on the Case of Life Cycle Assessment for a Sustainable Design of a Composite Small Craft

Principal dimensions of a composite small craft

Principal dimensions
Displacement [ton] 2.056
Length overall [m] 8
Breath [m] 2.3
Depth [m] 1.3
Draft [m] 0.3
Design speed [knots] 35

Classification of small craft structures

Panel Small craft structures Modeling
Single Hull, Deck
Sandwich Bulkhead, Transom
Top-Hat Frame, Longitudinal

Life cycle inventory data of hand lay-up

Hand lay-up [kg]
Structure Resin Roving Mat Core
Hull 228.0 47.2 52.4 -
Deck 148.3 20.2 33.6 -
Longitudinal 30.0 5.8 3.9 3.6
Frame 30.0 1.9 2.5 5.2
Transom 25.0 2.5 4.0 13.9
Bulkhead 31.0 6.0 12.0 33.1
Total 492.3 83.6 108.4 55.7

Life cycle inventory data of vacuum infusion

Vacuum infusion [kg]
Structure Resin Roving Mat Core
Hull 197.6 47.2 52.4 -
Deck 141.6 20.2 33.6 -
Longitudinal 7.2 2.9 5.8 3.6
Frame 4.6 1.9 3.7 5.2
Transom 13.2 2.5 4.0 13.9
Bulkhead 15.7 6.0 12.0 33.1
Total 379.9 80.6 111.5 55.7

LCA results of structures on hand lay-up

Hand lay-up
Structure Carbon
footprint
[kg CO2e]
Water
eutrophication
[kg PO4e]
Air
acidification
[kg SO2e]
Energy
consumption
[MJ]
Hull 1.81E+03 7.71E-01 4.7E+00 2.71E+04
Deck 1.10E+03 4.69E-01 2.7E+00 1.73E+04
Longitudinal 2.40E+02 1.07E-01 6.17E-01 3.79E+03
Frame 2.17E+02 0.99E-01 5.26E-01 3.65E+03
Transom 1.87E+02 0.89E-01 4.77E-01 2.77E+03
Bulkhead 3.11E+02 1.59E-01 9.23E-01 4.18E+03
Total 3.865E+03 1.694E+00 9.943E+00 5.8797E+04

LCA results of structures on vacuum infusion

Vacuum infusion
Structure Carbon
footprint
[kg CO2e]
Water
eutrophication
[kg PO4e]
Air
acidification
[kg SO2e]
Energy
consumption
[MJ]
Hull 1.61E+03 7.05E-01 4.4E+00 2.41E+04
Deck 1.07E+03 4.55E-01 2.7E+00 1.63E+04
Longitudinal 1.11E+02 0.55E-01 3.71E-01 1.59E+03
Frame 8.80E+01 0.47E-01 3.08E-01 1.35E+03
Transom 1.26E+02 0.64E-01 3.63E-01 1.67E+03
Bulkhead 2.33E+02 1.26E-01 7.73E-01 2.78E+03
Total 3.238E+03 1.452E+00 8.915E+00 4.7797E+04

LCA results of materials on hand lay-up

Hand lay-up
Materials Carbon
footprint
[kg CO2e]
Water
eutrophication
[kg PO4e]
Air
acidification
[kg SO2e]
Energy
consumption
[MJ]
Resin 2.580E+03 1.045E+00 4.726E+00 4.5800E+04
Fiber 1.177E+03 5.540E-01 4.761E+00 1.1770E+04
Core 1.080E+02 9.500E-02 4.560E-01 1.2270E+04
Total 3.865E+03 1.694E+00 9.943E+00 5.8797E+04

LCA results of materials on vacuum infusion

Vacuum infusion
Materials Carbon
footprint
[kg CO2e]
Water
eutrophication
[kg PO4e]
Air
acidification
[kg SO2e]
Energy
consumption
[MJ]
Resin 1.952E+03 8.038E-01 3.694E+00 3.4790E+04
Fiber 1.178E+03 5.540E-01 4.765E+00 1.1780E+04
Core 1.080E+02 9.500E-02 4.560E-01 1.2270E+04
Total 3.238E+03 1.452E+00 8.915E+00 4.7797E+04

Environmental rating of the green guide to composites

Process Material Environmental rating
Single panel Hand lay-up Glass fiber/Polyester resin E
Vacuum infusion Glass fiber/Polyester resin D
Sandwich panel Hand lay-up Glass fiber/Polyester resin E
Vacuum infusion Glass fiber/Polyester resin C

Environmental rating of a composite small craft

Process Material Environmental rating
Single panel Hand lay-up Glass fiber/Polyester resin E
Vacuum infusion Glass fiber/Polyester resin E
Sandwich panel Hand lay-up Glass fiber/Polyester resin E
Vacuum infusion Glass fiber/Polyester resin C
Table 1 Principal dimensions of a composite small craft
Table 2 Classification of small craft structures
Table 3 Life cycle inventory data of hand lay-up
Table 4 Life cycle inventory data of vacuum infusion
Table 5 LCA results of structures on hand lay-up
Table 6 LCA results of structures on vacuum infusion
Table 7 LCA results of materials on hand lay-up
Table 8 LCA results of materials on vacuum infusion
Table 9 Environmental rating of the green guide to composites
Table 10 Environmental rating of a composite small craft