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, Volume 80, Issue 11, pp 54–57 | Cite as

Development and Analysis of a SCR Dosing Unit

  • Bouzid Seba
  • Bakir Puran
  • Bernd Niethammer
Industrial
  • 27 Downloads

The air-assisted SCR dosing unit with increased dosing amount of urea is an appropriate technology for combustion engines with higher displacements in order to comply with increased legislative emission requirements. Liebherr Machines Bulle has developed, tested and analyzed an air-assisted SCR dosing system with discontinuously operating urea injection. The functionality of this concept and the constantly good urea atomization within the entire operating range have been proven.

Introduction

Diesel engines from Liebherr protect the environment and resources with low fuel consumption and reduced emissions. Liebherr offers exhaust gas aftertreatment systems together with the company's own injection system and engine control unit that are adapted to the application and to legislative requirements applicable in each region respectively.

The current air-assisted SCR dosing unit from Liebherr with a urea dosing range of about 10 kg/h is reliable and able to cover engine power ranges up to...

Copyright information

© Springer Fachmedien Wiesbaden GmbH, ein Teil von Springer Nature 2019

Authors and Affiliations

  • Bouzid Seba
    • 1
  • Bakir Puran
    • 1
  • Bernd Niethammer
    • 2
  1. 1.Liebherr Machines Bulle SABulleSchweiz
  2. 2.ITAZ GmbHKönigsfeldGermany

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