SCR system for two-stroke marine diesel engines
Hitachi Zosen Corporation
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013
Topics
1.Company Outline
2.New Product ~Hitz Green SCR~
3.Update of Hitz Green SCR
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013
1. Company Outline
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013
Company Outline
• Date of founding April 1, 1881 (134 years)
• Headquarter Osaka, Japan
• Number of employees 9,039
• Main business Environmental systemMarine diesel engine
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013
2. New Product~Hitz Green SCR~
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013
Hitz + MAN = Total solution for marine SCR system
Development Agreement in 2009
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013
IMO Nox Regulation
• Tier 1: low-Nox atomizer、fuel injection retard,,,• Tier 2: Miller cycle,,,
• Tier 3: SCR・EGR・Water in cylinder etc
NOx limit - MARPOL Annex VI, Reg 13
0
2
4
6
8
10
12
14
16
18
0 200 400 600 800 1000 1200 1400 1600 1800 2000 2200
Engine speed rpm
NOx lim
it g/kW
h
Tier 1 (Global, 2000)Tier 2 (Global, 2011)Tier 3 (ECA, 2016)
15-22% reduction
80% reduction
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013
Emission Control Areas (ECAs)
Nox ECA : North America and United states Caribbean Sea
Future Nox ECA: Baltic sea and North sea
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013
Hitz High Pressure SCR
Vaporizer
Reactor
Turbine
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013
3. Update of Hitz Green SCR
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013
Approved SCR Supplier
2014 Oct. Approved.
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013
Duct Arrangement for SCR for Multi-TC Engine
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013
SCR Line up
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
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Tier III SCR, April 2013
Thank you for your attention!