Nitrogen Oxide (NOx) Requirements

Section 201.630  Nitrogen Oxide (NO x ) Requirements The owner or operator of the PBR boiler must comply with the following, as applicable: a)         If the PBR boiler is subject to the requirements of 35 Ill. Adm. Code 217.Subpart D, comply with all the applicable requirements of 35 Ill. Adm. Code 217.Subparts D and E; b)         If the PBR boiler is subject to the requirements of 40 CFR 63.subpart DDDDD, comply with all applicable requirements, including the combustion tuning work practice requirements of 40 CFR 63.7540(a)(10), as incorporated by reference in Section 201.104; and c)         For a boiler with a maximum design heat input capacity greater than 50 MMBtu/hr, and not subject to either 35 Ill. Adm. Code 217.Subpart D or 40 CFR 63, subpart DDDDD, conduct combustion tuning for the boiler.  This tuning must be conducted in each calendar year in which the boiler is operated, except for the calendar year in which the boiler first starts up and the calendar year in which the boiler is permanently removed from service.  The combustion tuning must be conducted as specified by 40 CFR 63.7540(a)(10)(i) through (vi), as incorporated by reference in Section 201.104, and be conducted while burning the type of fuel that provided the majority of the heat input to the boiler over the 12 months prior to the tune-up.