1 < > MAN Diesel & Turbo (JVG/LEE4)

Tier III compliance on MAN B&W Two-stroke

EGR SCR

Relevant information is found in the Emission Project guide

Tier III NOx Technologies

2 < > MAN Diesel & Turbo (JVG/LEE4)

Tier III NOx Technologies

Emission Project Guide

How to find the guide online:

1. http://marine.man.eu

2. Two stroke

3. Project guides

4. Emission Project Guide

3 < > MAN Diesel & Turbo (JVG/LEE4)

EGR Exhaust gas recirculation

Low Sulphur fuels

NOx Reduction – EGR

4 < > MAN Diesel & Turbo (JVG/LEE4)

NOx Reduction – EGR

EGR principle

5 < > MAN Diesel & Turbo (JVG/LEE4)

NOx Reduction – EGR layout

EGR layout

6 < > MAN Diesel & Turbo (JVG/LEE4)

EGR – By-pass matching

NOx Reduction – EGR diagram

EGR – Cut out matching

EGR

CBV

EGB

T/C

CBV

EGR

7 < > MAN Diesel & Turbo (JVG/LEE4)

NOx Reduction – EGR Outline

EGR

unit

EGR

unit

6G70ME-C9

EGR bypass matching

7S90ME-C9

EGR cut-out matching

8 < > MAN Diesel & Turbo (JVG/LEE4)

NOx Reduction – EGR WTS

Water Treatment System

1.5 m3/h

9 < > MAN Diesel & Turbo (JVG/LEE4)

NOx Reduction – EGR WTS

Water Treatment System

10 < > MAN Diesel & Turbo (JVG/LEE4)

NOx Reduction – EGR arrangement

Engine room arrangement

11 < > MAN Diesel & Turbo (JVG/LEE4)

NOx Reduction – EGR arrangement

New alternative arrangement Including Receiving Tank Unit - RTU

RTU RTU

12 < > MAN Diesel & Turbo (JVG/LEE4)

Tier III NOx Technologies

EGR Bleed off rule development – proposal at next MEPC 68

13 < > MAN Diesel & Turbo (JVG/LEE4)

NOx Reduction – EGR consumption

SFOC penalty

Power

NaOH

14 < > MAN Diesel & Turbo (JVG/LEE4)

SCR Selective Catalytic Reaction

Low Sulphur fuels

NOx Reduction - SCR

15 < > MAN Diesel & Turbo (JVG/LEE4)

NOx Reduction – SCR

Selective Catalytic Reduction

16 < > MAN Diesel & Turbo (JVG/LEE4)

NOx Reduction – SCR

Required reactor temperature Depending on sulphur content

17 < > MAN Diesel & Turbo (JVG/LEE4)

NOx Reduction – SCR HP

SCR Diagram – high pressure SCR

18 < > MAN Diesel & Turbo (JVG/LEE4)

NOx Reduction – SCR HP

Cylinder by-pass – high pressure SCR Effect on turbine inlet temperature

19 < > MAN Diesel & Turbo (JVG/LEE4)

NOx Reduction - SCR HP

SCR layout – high pressure SCR

SCR

reactor

Vaporizer

20 < > MAN Diesel & Turbo (JVG/LEE4)

NOx Reduction – SCR LP

SCR Diagram – low pressure SCR

21 < > MAN Diesel & Turbo (JVG/LEE4)

NOx Reduction – SCR LP

SCR layout – low pressure SCR

22 < > MAN Diesel & Turbo (JVG/LEE4)

Low pressure SCR High pressure SCR

NOx Reduction - SCR outline

23 < > MAN Diesel & Turbo (JVG/LEE4)

NOx Reduction - SCR

Supply of reducing agent (Urea)

Vaporizer/mixer

SCR Reactor

Supply unit Urea tank

Bunkering Venting

Wash

water

Injection

unit

Air supply Soot blower

Compressor Tank Tank

24 < > MAN Diesel & Turbo (JVG/LEE4)

NOx Reduction – SCR HP arrangement

SCR Engine room arrangement

25 < > MAN Diesel & Turbo (JVG/LEE4)

NOx Reduction – SCR consumption

SFOC penalty

High pressure SCR

Reducing Agent

SFOC penalty

Low pressure SCR

26 < > MAN Diesel & Turbo (JVG/LEE4)

Tier III NOx Technologies

Operational cost: EGR – SCR Example 60.5 MW, 4800 h/year (TII) + 1200 h/year (TIII)

SCR: +0.8%

27 < > MAN Diesel & Turbo (JVG/LEE4)

Tier III NOx Technologies

Capital cost: EGR – SCR (HP) NB: Rough estimate

28 < > MAN Diesel & Turbo (JVG/LEE4)

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Thank You for Your Attention!

All data provided in this document is non-binding.

This data serves informational purposes only and is

especially not guaranteed in any way. Depending on the

subsequent specific individual projects, the relevant

data may be subject to changes and will be assessed and

determined individually for each project. This will depend

on the particular characteristics of each individual project,

especially specific site and operational conditions.