Ａ　Ｒｅｐｏｒｔ　ｏｎ　Ｒｅｓｅａｒｃｈ　Ｃｏｎｃｅｒｎｉｎｇ　ｔｈｅ　Ｒｅｄｕｃｔｉｏｎ　ｏｆ　ＣＯ２　Ｅｍｉｓｓｉｏｎ　ｆｒｏｍ　Ｖｅｓｓｅｌｓ

財団法人　シップ・アンド・オーシャン財団

平成12年度

CONTENTS

Preface

Investigative Committee on the CO₂ Emitted from Vessels Members (random order)

　

1. Executive Summary

1.1 Investigation Objective

1.2 Ivestigation Procedure

1.3 Investigation Methods

1.3.1 Investigation of CO₂ emissions from vessels

(1) Investigation of calculation methods for CO₂ emissions

(2) Questionnaire Survey

(3) Assessment of CO₂ emissions by vessel type and operation pattern

1.3.2 Investigation of solutions for vessel

1.3.3 Investigation of solutions for vessel operation

1.3.4 Review of solution implementation methods

(1) Options to reduce CO₂ emissions

(2) Implementation framework for options to reduce CO₂ emissions

1.4 Investigation result overview

1.4.1 Investigation of CO₂ emissions from vessels

(1) Investigation of calculation methods of CO₂ emissions

(2) Questionnaire Survey

(3) Assessment of CO₂ emissions by vessel type and operating pattern

1.4.2 Investigation of solutions for vessel engines

1.4.3 Investigation of solutions for vessel operation

1.4.4 Review of solution implementation methods

(1) Options to reduce CO₂ emissions

(2) Implementation framework for options to reduce CO₂ emissions

　

2. Investigation Overview

　

3. Investigation Details

3.1 Investigation of CO₂ emissions from vessels

3.1.1 Investigation of calculation methods of CO₂ emissions

(1) Macro level CO₂ amount generated from fuel consumption

(2) Calculation method of CO₂ emission

(3) Assessment method of vessel transportation volume by vessel type and size

3.1.2 Investigation of fuel consumption rate

(1) fuel consumption factor for tanker

(2) fuel consumption factor for container

(3) fuel consumption factor of other vessels

3.1.3 Investigation of fuel consumption amount by vessel type

(1) Tanker fuel consumption by size and build year

(2) Full-Container fuel consumption by size and age

(3) Fuel consumption factor for other vessels by size and build year

3.2 Investigation of solutions for vessel hardware

3.2.1 Technology for heat efficiency of main diesel engine

3.2.2 Technology for vessel shape (vessel body-shape and propeller)

3.2.3 Potential technologies to reduce fuel consumption

3.3. Investigation of solutions for vessel operation

3.3.1. Investigation of slow steaming

3.3.2. Investigation of weather routing

(1) WRS overview

(2) Recent users of WRS

(3) Operating days reduction through WRS

(4) Potential forecastable period for high seas

(5) WRS as an option to reduce CO₂

3.4. Review of solution implementation methods

3.4.1. Review of options to reduce CO₂ emissions

(1) Vessel operation volume forecast

(2) Vessel transportation volume forecast at slow steaming

3.4.2. Implementation framework for options to reduce CO₂ emissions

　

4. Investigation Review

4.1 Investigation results summary

4.1.1 Calculation of fuel consumption

4.1.2 Solutions for vessel engines

4.1.3 Solutions through vessel operation

4.1.4 Review of solution implementation methods

4.1.5. Implementation framework for options to reduce CO₂ emissions

4.2 Future tasks

(1) Calculation of fuel consumption

(2) Vessel engine solutions

(3) Solutions for vessel operation

(4) Implementation framework for options to reduce CO₂ emissions

(5) Review of solution implementation

(6) Other greenhouse gases

　

5. Appendix

5.1 Greenhouse gases other than the CO₂ discharged from vessels

5.2 Amount of CO₂ discharged by domestic vessels

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