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Dinex Low-NOX Aftertreatment Solution Concept

A unique combination of high-performance technologies

Cold Performance Concept

The Dinex Low-NOX Aftertreatment Solution (ATS) concept is a holistic approach for the design of an aftertreatment system for future emission standards. Dinex recognizes that for truly Low-NOX tailpipe emissions, the combination of high-performance mixers, integrated e-heaters, high thermal durability Cu-SCR and Vanadate-SCR with low secondary emissions is needed to achieve the tight emission targets.

The used Cu-SCR formulation ensures a high NOX conversion even after a harsh thermal ageing which can occur in active DPF regeneration.

The Vanadate SCR formulation can be designed according to the customer needs, i.e. the application conditions. It is highly resistant against sulphur poisoning and can tolerate also high THC concentrations for which it has also some oxidation performance. These features together with the low N2O formation makes this catalyst the dedicated one for the close coupled position, in front of the oxidation catalyst.

Dinex Low-NOX ATS concept consists of:

Dinex Double Swirl Inline Mixer

Ultra-high-performance mixers for 1-stage & 2-stage SCR ATS

• Compact, modular and scalable • Offering excellent NH3 uniformity • Minimising deposits in the exhaust

Copper Zeolite SCR Catalyst

Proprietary, high performance copper zeolite SCR catalyst

• Excellent low temperature performance • High thermal durability

Low PGM DOC

Proprietary, high performance and highly flexible Vanadate SCR catalyst

• Flexible design adaptable to low and high temperature ranges • Low N2O formation / high S-tolerance / THC oxidation

Eheater

High performance and fully integrated electric heater (optional)

• Selection of best e-heater from the market for specific application requirements & cost targets • Full integration & serviceable e-heater in the exhaust muffler • E-heater power optimization for cost & complexity reduction



Dinex Low-NOX ATS Application Examples

The Dinex Low-NOX ATS Concept is the response to the emissions legislation of the future, NOX emissions will be tightened for on-road as well as off-road vehicles. For some special applications as well, these technologies can make up a system tailored to the temperature profile of the application.

On-Road - Light, Medium and Heavy Commercial

Application demands

  • Lower NOX limits & new N2O limits Vs Euro VI
  • Increased durability Vs Euro VI
  • Increased low-temperature NOX conversion
  • Cost effectiveness

Why Dinex Low-NOX ATS

  • All key technologies & expertise under 1 roof
  • Technologies proven in the field under harsh conditions
  • Holistic approach on the complete system leading to cost effectiveness
On Road

Off-Road - Construction & Agriculture

Application demands

  • Lower NOX limits & new N2O limits Vs Tier 4f/Stage V
  • Increased durability Vs Tier 4f/Stage V
  • Modularity across platforms & engines
  • Increased low-temperature NOX conversion
  • Cost effectiveness

Why Dinex Low-NOX ATS

  • All key technologies & expertise under 1 roof
  • Technologies proven in the field under harsh conditions
  • Holistic approach on the complete system leading to cost effectiveness
Off Road

Special applications - Stationary & Industrial

Stationary & industrial

  • Low temperature operation (avoids heating of exhaust gas)
  • High temperature operation (avoids cooling of exhaust gas)
Large Engines

Learn more about Dinex Low-NOX Aftertreatment Solution Concept

Low-NOx Aftertreatment Solution Concept
Low-NOx Aftertreatment Solution Concept