Development and Analysis of a SCR Dosing Unit
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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.
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...