dansk teknologi scr system with digital airless multipoint ... · dansk teknologi scr system with...
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DANSK TEKNOLOGI SCR System with Digital Airless Multipoint Urea Injection for NOx-reduction in Marine Applications. Patent Pending
Danish Defence Acquisitionand Logistics Organization
1®
A cooperation betweenDanish Defence Acquisition and Logistics Organisation
and DANSK TEKNOLOGI
DANSK TEKNOLOGISCR System with Digital Airless Multipoint Urea
Injection for NOx-reduction®
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DANSK TEKNOLOGI SCR System with Digital Airless Multipoint Urea Injection for NOx-reduction in Marine Applications. Patent Pending
Danish Defence Acquisitionand Logistics Organization
2®
2 SCR Systems Installed on the Danish Navy Vessel P525
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DANSK TEKNOLOGI SCR System with Digital Airless Multipoint Urea Injection for NOx-reduction in Marine Applications. Patent Pending
Danish Defence Acquisitionand Logistics Organization
3®
Why NOx-reduction?• NO and NO2 are toxic gases
• NOx contributes to smog, acid rain and global warming
• NOx causes human respiratory problems (e.g. asthma)
Why SCR (Selective Catalytic Reduction)?• The most efficient solution (will be found on all next generation trucks and buses)
• 6-9% fuel and CO2 saving potential
How does SCR technology work?
H20 O2
CO2 N2
Urea
SCR Catalyst
NH3NO O2
NO2 CO2
NO + NO2 + 2 NH3 2 N2 + 3 H204 NO + O2 + 4 NH3 4 N2 + 6 H202 NO2 + O2 + 4 NH3 3 N2 + 6 H20
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DANSK TEKNOLOGI SCR System with Digital Airless Multipoint Urea Injection for NOx-reduction in Marine Applications. Patent Pending
Danish Defence Acquisitionand Logistics Organization
4®
Early Prototype Test of Digital Airless System on Crash Tender
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DANSK TEKNOLOGI SCR System with Digital Airless Multipoint Urea Injection for NOx-reduction in Marine Applications. Patent Pending
Danish Defence Acquisitionand Logistics Organization
5®
First Prototype of Digital Airless System on Danish Army Truck
Nozzle
Urea tankCatalyst built into muffler
MAN 353 kW Euro 3 engine3,9 1,2 g NOx / kWh 70% reductionCatalyst volume 25 l single elementUrea consumption max 1,8 l/hDosing temperature 200-450°CFuel; On-road diesel S<0,001% (10 ppm)
Dosing unit
4 trucks retro-fitted and field tested successfully
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DANSK TEKNOLOGI SCR System with Digital Airless Multipoint Urea Injection for NOx-reduction in Marine Applications. Patent Pending
Danish Defence Acquisitionand Logistics Organization
6®
Digital Airless SCR Kit for Army Truck
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DANSK TEKNOLOGI SCR System with Digital Airless Multipoint Urea Injection for NOx-reduction in Marine Applications. Patent Pending
Danish Defence Acquisitionand Logistics Organization
7®
SCR System on Truck versus Vessel
Patrol vessel:
• 2040 kW (2 engines: 4080 kW total)• Cylinder volume 63 l• Catalyst volume 1744 l (factor 25)• Sulphur contents 1000-2000 ppm• IMO MARPOL legislation
Army truck:
• 350 kW • Cylinder volume 12,8 l• Catalyst volume 25 l (factor 2)• Sulphur contents 10 ppm• EURO legislation
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DANSK TEKNOLOGI SCR System with Digital Airless Multipoint Urea Injection for NOx-reduction in Marine Applications. Patent Pending
Danish Defence Acquisitionand Logistics Organization
8®
SCR Prototype Installation at Danish Navy Engine Test Bench
Digital Dosing pump 0-60 l/h
Urea manifold
Airlessnozzles6pcs
Urea tank 1000 l
Painted steel structurewith painted covering
Catalyst housingmade of sheetmetal
100 mm non-flammableinsulation
Ø400 mm stainless steelpiping, insulated with 100 mm alu-wiremess
Control cabinetconnected to the motor control unit and a PC
PC that controls dosing and log measurements.The PC is remote controlled from Dansk Teknologi
Flexiblebellow
Inspection holes in catalyst housing for inspection and cleaning of catalystelements
16 pcs catalyst elements
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DANSK TEKNOLOGI SCR System with Digital Airless Multipoint Urea Injection for NOx-reduction in Marine Applications. Patent Pending
Danish Defence Acquisitionand Logistics Organization
9®
Catalyst Housing Being Assembled at the Engine Test Bench
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DANSK TEKNOLOGI SCR System with Digital Airless Multipoint Urea Injection for NOx-reduction in Marine Applications. Patent Pending
Danish Defence Acquisitionand Logistics Organization
10®
Installation at the Engine Test Bench
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DANSK TEKNOLOGI SCR System with Digital Airless Multipoint Urea Injection for NOx-reduction in Marine Applications. Patent Pending
Danish Defence Acquisitionand Logistics Organization
11®
Test Results from the Prototype Installed at Naval Base Korsør
• NOx reduction is better than 80% (weighted IMO E2 cycle)• The NOx emission from the patrol vessels with SCR system installed
will be better than the IMO requirements valid from 2016 and on
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DANSK TEKNOLOGI SCR System with Digital Airless Multipoint Urea Injection for NOx-reduction in Marine Applications. Patent Pending
Danish Defence Acquisitionand Logistics Organization
12®
Temp. sensor
NOx-sensorUrea Tank
Sootblowingsystem
SCR control unit
Marine diesel engine
Engine control unit
Digital dosingpump
Pressuresensor
Valves
Airlessnozzles
Temp. sensor
NOx sensor
Sootblowingnozzles
Urea pipe
Pulsation damper
DT NOx-reduction System for Diana Class Vessels
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DANSK TEKNOLOGI SCR System with Digital Airless Multipoint Urea Injection for NOx-reduction in Marine Applications. Patent Pending
Danish Defence Acquisitionand Logistics Organization
13®
Key Components in the Digital DT Airless SCR System
Catalyst elementsAirless nozzleDigital dosing pump Multipoint exhaust module
Controller and softwareManifold Catalyst housing
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DANSK TEKNOLOGI SCR System with Digital Airless Multipoint Urea Injection for NOx-reduction in Marine Applications. Patent Pending
Danish Defence Acquisitionand Logistics Organization
14®
The Two Catalyst Housings
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DANSK TEKNOLOGI SCR System with Digital Airless Multipoint Urea Injection for NOx-reduction in Marine Applications. Patent Pending
Danish Defence Acquisitionand Logistics Organization
15®
Exhaust Connection and Multipoint Urea Injection
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DANSK TEKNOLOGI SCR System with Digital Airless Multipoint Urea Injection for NOx-reduction in Marine Applications. Patent Pending
Danish Defence Acquisitionand Logistics Organization
16®
Installation of the DT SCR System on the First Vessel
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DANSK TEKNOLOGI SCR System with Digital Airless Multipoint Urea Injection for NOx-reduction in Marine Applications. Patent Pending
Danish Defence Acquisitionand Logistics Organization
17®
Testing the DT SCR System on the First Vessel, P525
• Test results: NOx-reduction up to 90%
• The vessel complies with IMO requirements valid from 2016 and on
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DANSK TEKNOLOGI SCR System with Digital Airless Multipoint Urea Injection for NOx-reduction in Marine Applications. Patent Pending
Danish Defence Acquisitionand Logistics Organization
18®
Unique Benefits of the DT SCR System (1)
• High precision Digital dosing of urea
• Airless Multipoint urea injection
• No need for compressed air
• Ultra high dynamic response to engine load
• High NOx-reduction - up to 90% on P525 - without ammonia slip
• NOx-reduction better than IMO 2016 requirement
• Very compact design
• Integrated silencer and catalyst
• No need for mixer
• No need for extra space compared to traditional silencer
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DANSK TEKNOLOGI SCR System with Digital Airless Multipoint Urea Injection for NOx-reduction in Marine Applications. Patent Pending
Danish Defence Acquisitionand Logistics Organization
19®
• No extra fuel consumption due to no additional counter pressure
• Robust airless injection nozzles without electronics or moving parts
• Easy to install and service
• Proven, reliable and cost efficient components
• The DT system is based on intensive R&D, laboratory and field testof SCR technology for trucks and buses (cooperation with Grundfos)
• Ready for all heavy diesel engines running on marine diesel oil
• Modular concept easy to adapt to a wide range of applications________________________________________
Potential for 6-9% saving in fuel and CO2 emission (with enginetuning)
Unique Benefits of the DT SCR system (2)
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DANSK TEKNOLOGI SCR System with Digital Airless Multipoint Urea Injection for NOx-reduction in Marine Applications. Patent Pending
Danish Defence Acquisitionand Logistics Organization
20®
A Wide Range of Applications for the DT SCR System
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DANSK TEKNOLOGI SCR System with Digital Airless Multipoint Urea Injection for NOx-reduction in Marine Applications. Patent Pending
Danish Defence Acquisitionand Logistics Organization
21®
• Industrial product development
• Turn-key manufacturing systems
• Clean-tech innovation
• Manufacturing of SCR Systems
Further Information:DANSK TEKNOLOGIØstre Teglværksvej 24, DK-3450 Allerød, DenmarkTelephone: + 45 48135000Website: www.dansk-teknologi.dkE-mail: [email protected] person: Thomas Lund, Managing Director
Main Activities for DANSK TEKNOLOGI