SCR system for two-stroke marine diesel engines

SCR system for two-stroke marine diesel engines

SCR system for two-stroke marine
diesel engines
Hitachi Zosen Corporation
Topics
2
1.Company Outline
2.New Product ~Hitz Green SCR~
3.Update of Hitz Green SCR
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
Tier III SCR, April 2013
3
1. Company Outline
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
Tier III SCR, April 2013
Company Outline
4
• Date of founding
April 1, 1881 (134 years)
• Headquarter
Osaka, Japan
• Number of employees
9,039
• Main business
Environmental system
Marine diesel engine
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
Tier III SCR, April 2013
5
2. New Product
~Hitz Green SCR~
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
Tier III SCR, April 2013
Hitz + MAN = Total solution for marine SCR system
6
Development Agreement in 2009
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
Tier III SCR, April 2013
IMO Nox Regulation
7
NOx limit - MARPOL Annex VI, Reg 13
18
16
15-22% reduction
14
NOx limit g/kWh
Tier 1 (Global, 2000)
Tier 2 (Global, 2011)
Tier 3 (ECA, 2016)
12
10
8
6
4
80% reduction
2
0
0
200
400
600
800
1000
1200
1400
1600
1800
2000
2200
Engine speed rpm
•
•
Tier 1: low-Nox atomizer、fuel injection retard,,,
Tier 2: Miller cycle,,,
•
Tier 3: SCR・EGR・Water
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
in cylinder etc
Tier III SCR, April 2013
Emission Control Areas (ECAs)
8
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.
Tier III SCR, April 2013
Hitz High Pressure SCR
9
Vaporizer
Reactor
Turbine
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
Tier III SCR, April 2013
10
3. Update of Hitz Green SCR
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
Tier III SCR, April 2013
Approved SCR Supplier
11
2014 Oct. Approved.
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
Tier III SCR, April 2013
Duct Arrangement for SCR for Multi-TC Engine
12
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
Tier III SCR, April 2013
SCR Line up
13
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
Tier III SCR, April 2013
14
Thank you for your attention!
Copyright © 2013 Hitachi Zosen Corporation. All rights reserved.
Tier III SCR, April 2013