<abstract xmlns="http://www.w3.org/1999/xhtml"><p>According to actual engineering test, we design a linear controlled spray ammonia grille, and apply it to the SCR injection system of ship tail gas treatment. In this paper, the geometric model of ammonia injection grid was built in the flue of diesel engine, and the effects of spray atomization, ammonia uniformity and urea droplet distribution on spray atomization were simulated. Then the test bench was set up to observe the injection status of the ammonia injection grille. The NO<sub>x</sub> content of the outlet was measured by the original data of the flue gas, and the experimental data were processed. We calculate the denitrification rate by taking the average value to verify the correctness of the spray ammonia grid scheme.</p></abstract>

According to actual engineering test, we design a linear controlled spray ammonia grille, and apply it to the SCR injection system of ship tail gas treatment. In this paper, the geometric model of ammonia injection grid was built in the flue of diesel engine, and the effects of spray atomization, ammonia uniformity and urea droplet distribution on spray atomization were simulated. Then the test bench was set up to observe the injection status of the ammonia injection grille. The NOx content of the outlet was measured by the original data of the flue gas, and the experimental data were processed. We calculate the denitrification rate by taking the average value to verify the correctness of the spray ammonia grid scheme.

Simulation and Experimental Study of SCR Injection System

Jiangsu University of Science and Technology

Polish Maritime Research

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

{"article-title":"Simulation and Experimental Study of SCR Injection System"}

According to actual engineering test, we design a linear controlled spray ammonia grille, and apply it to the SCR injection system of ship tail gas treatment....

Simulation and Experimental Study of SCR Injection System

Published Online: Sep 10, 2018

Page range: 49 - 55

DOI: https://doi.org/10.2478/pomr-2018-0073

Keywords
Ammonia grille, Flow field, Uniformity, SCR test, The denitrification rate

© 2018 Jun Du et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Simulation and Experimental Study of SCR Injection System

Published Online: Sep 10, 2018

Page range: 49 - 55

DOI: https://doi.org/10.2478/pomr-2018-0073

KeywordsAmmonia grille, Flow field, Uniformity, SCR test, The denitrification rate

© 2018 Jun Du et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
Ammonia grille, Flow field, Uniformity, SCR test, The denitrification rate