SNCR: when the equation no longer holds
There are plants where selective non-catalytic reduction (SNCR) does not achieve the expected DeNO X results for no apparent reason. Often a look at the chemical processes in th...
Sncr
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To SCR or SNCR? Premium
While in some cases the choice between SCR and SNCR technology for NOx reduction appears straightforward, there is a middle way that enables the use of the less expensive option...
Beyond primary measures Premium
Under tightening emission legislation, it may be time to consider new technologies and products to remain in compliance. Denmark-based Umicore offers a variety of catalysts for ...
Injecting new life in NOx control Premium
The aqueous ammonia (NH 3 ) injection system for nitrogen oxide (NO x ) emission reductions at a cement plant in Florida, USA, provided limited ability for flow downturn and mat...
Improving SNCR performance Premium
In recent years the reduction of nitrogen oxide (NOx) emissions in kiln lines has been an important topic which is expected to further gain prominence as central European emissi...
NOx reduction at Vidal Ramos
To lower NOx emissions Votorantim Cimentos decided to install SNCR equipment as well as implement alternative fuels (AF) use at its Vidal Ramos plant, Brazil. This required the ...