Administrative Authority-the secretary of the Department of Environmental Quality or his designee or the appropriate assistant secretary or his designee.
Administrator-the administrator, or an authorized representative, of the U. S. Environmental Protection Agency (EPA).
Affected Facility- any facility within the Baton Rouge nonattainment area with one or more affected point sources that collectively emit or have the potential to emit 25 tons or more per year of NOx, unless exempted in Subsection C of this Section, or any facility within the region of influence with one or more affected point sources that collectively emit or have the potential to emit 50 tons or more per year of NOx, unless exempted in Subsection C of this Section. Exempt sources in a facility shall not be included in the determination of whether it is an affected facility.
Affected Point Source-any point source located at an affected facility and subject to an emission factor listed in Paragraph D.1 of this Section or used as part of an alternative plan in accordance with Subsection E of this Section, unless exempted in Subsection C of this Section.
Ammonia Reformer-a type of process heater/furnace located in an ammonia production plant that is designed to heat a mixture of natural gas and steam to produce hydrogen and carbon oxides.
Averaging Capacity-the average actual heat input rate in million British thermal units per hour (MMBtu/hour) at which an affected point source operated during the ozone season of the two calendar years of 2000 and 2001 (e.g., the total heat input for the period divided by the actual hours of operation for the same period). Another period may be used to calculate the averaging capacity if approved by the department. For units with permit revisions that legally curtailed capacity or that were permanently shut down after 1997, the averaging capacity is the average actual heat input during the last two ozone seasons of operation before the curtailment or shutdown.
Baton Rouge Nonattainment Area-the entire parishes of Ascension, East Baton Rouge, Iberville, Livingston, and West Baton Rouge.
Biomass-defined as bagasse, rice-husks, wood, or other combustible, vegetation-derived material that is suitable for use as fuel.
Boiler-any combustion equipment fired with any solid, liquid, and/or gaseous fuel that is primarily used to produce steam, or heat water, or any other heat transfer medium for power generation or for heat to an industrial, institutional, or commercial operation. Equipment that is operated primarily for waste treatment and that incidentally produces steam shall not be regulated under this Chapter as a boiler.
Cap-a system for demonstrating compliance whereby an affected facility, a subset of affected sources at an affected facility, or a group of affected facilities under common control are operated to stay below a mass emission rate expressed as mass per unit of time. The allowable mass emission rate is calculated by adding the allowable emissions for each affected point source. The allowable emission is the product of the source's average hourly heat input in MMBtu/hour (not to exceed any applicable permit limitations) based on the highest consecutive 30-day period during the ozone seasons of 2000 and 2001 and the applicable factor in Paragraph D.1 of this Section.
Chemical Processing Gas Turbine-a gas turbine that vents its exhaust gases into the operating stream of a chemical process.
Coal-all solid fuels classified as anthracite, bituminous, subbituminous, or lignite by the American Society for Testing and Materials, Designation D388-77. For the purposes of this Chapter, coal shall also include petroleum coke, solid carbon residues from the processing of petroleum products and coal-derived synthetic fuels, including but not limited to, solvent refined coal, coal-oil mixtures, and coal-water mixtures.
Combined Cycle-a combustion equipment configuration that generates electrical or mechanical power with a stationary gas or liquid-fired turbine and/or a stationary internal combustion engine and that recovers heat from the discharge within equipment to heat water or generate steam.
Continuous Emissions Monitoring System (CEMS)-the total equipment that may be required to meet the data acquisition and availability requirements, used to sample, condition, if applicable, analyze, and provide a record of emissions.
Daily Average-an average of the hourly data for one calendar day starting at 12-midnight and continuing until the following 12-midnight.
Department-the Louisiana Department of Environmental Quality.
Elapsed Run-Time Meter-an instrument designed to measure and record the time that an affected point source has run during a designated period.
Electric Power Generating System-all boilers, stationary internal combustion engines, stationary gas turbines, and other combustion equipment within an affected facility that are used to generate electric power and that are owned or operated by a municipality, an electric cooperative, an independent power producer, a public utility, or a Louisiana Public Service Commission regulated utility company, or any of its successors.
Emergency Standby Gas Turbine or Engine-a gas turbine or engine operated as an electrical or a mechanical power source for an affected facility when the primary source has been disrupted or discontinued during an emergency due to circumstances beyond the control of the owner or operator of the affected facility and that is operated only during such an emergency or when normal testing procedures, as recommended by the manufacturer, are being performed. The definition includes a stationary gas turbine or a stationary internal combustion engine that is used at a nuclear power plant as an emergency generator that is subject to Nuclear Regulatory Commission (NRC) regulations and a stationary internal combustion engine that is used for the emergency pumping of water for either fire protection or flood relief. This term does not include an electric generating unit in peaking service.
F Factor-the ratio of the gas volume of the products of combustion to the heat content of the fuel, typically expressed in dry standard cubic feet (dscf) per MMBtu.
Facility-a contiguous area under common control that contains various types of equipment that emit or have the potential to emit NOx.
Facility-Wide Averaging Plan-an alternative emission plan whereby an affected facility (or affected facilities with a common owner or operator) with multiple affected point sources of NOx emissions achieves the required reduction by a different mix of controls from that mandated by Subsection D of this Section. Some affected point sources may be over-controlled (more restrictive than the regulation) or shut down in order to offset other affected point sources that are under-controlled (less restrictive than the regulation) or not controlled, provided the required overall NOx reduction is met.
Facility-Wide Emission Factor-the total average allowable NOx emission factor in pound NOx/MMBtu for affected point sources when firing at their averaging capacities.
Flare-a type of equipment specifically designed for combusting gaseous vents at an above-ground location.
Fluid Catalytic Cracking Unit Regenerator-a unit in a refinery where catalyst is recovered (regenerated) by burning off coke and other deposits with hot air. The term includes the associated equipment for controlling air pollutant emissions and for heat recovery.
Gas-any gaseous substance that can be used as a fuel to create heat and/or mechanical energy including natural gas, synthetically produced gas from coal or oil, gaseous substances from the decomposition of organic matter, and gas streams that are by-products of a manufacturing process.
Heat Input-the heat released due to fuel combustion in an affected point source, using the higher heating value of the fuel, excluding the sensible heat of the incoming combustion air.
Higher Heating Value-a measurement of the heat evolved during the complete combustion of a substance, including the latent heat of condensation of any water that is produced.
Horsepower Rating-the engine manufacturer's maximum continuous load rating at the lesser of the engine or driven equipment's maximum published continuous speed.
Incinerator-same as defined in LAC 33:III.111.
International Standards Organization (ISO) Conditions-standard conditions of 59°F, 1.0 atmosphere, and 60 percent relative humidity.
Kilns and Ovens-combustion equipment used for drying, baking, cooking, and calcining. Kilns can also be used for the treatment of solid wastes.
Lean-Burn Engine-a spark-ignited or compression-ignited, Otto cycle, diesel cycle, or two-stroke engine that is not capable of being operated with an exhaust stream oxygen concentration equal to or less than 1.0 percent, by volume on a dry basis, as originally designed by the manufacturer. The exhaust gas oxygen concentration shall be determined from the uncontrolled exhaust stream.
Liquid Fuel-any substance in a liquid state that can be used as a fuel to create heat and/or mechanical energy including:
Low Ozone Season Capacity Factor Boiler or Process Heater/Furnace- a boiler or process heater/furnace in the Baton Rouge nonattainment area with a maximum rated capacity greater than or equal to 40 MMBtu/hour and an ozone season average heat input less than or equal to 12.5 MMBtu/hour, using a 30-day rolling average; or in the region of influence with a maximum rated capacity greater than or equal to 80 MMBtu/hour and an ozone season average heat input less than or equal to 25 MMBtu/hour, using a 30-day rolling average.
Malfunction-any sudden and unavoidable failure, as defined in LAC 33:III.111.
Maximum Rated Capacity-the maximum annual design capacity, as determined by the equipment manufacturer or as proven by actual maximum annual performance in the field, unless the affected point source is limited by permit condition to a lesser annual capacity, in which case the limiting condition shall be used as the maximum rated capacity. Where the capacity of a point source is limited by an operating cap applicable to a group of point sources (e.g., several units capped to a combined total firing rate), the total firing rate cap shall be divided by the number of point sources in the cap to arrive at an equivalent maximum rated capacity. This equivalent maximum rated capacity shall be used only to determine the applicability of the emission factors and monitoring provisions of this Chapter.
Megawatt (MW) Rating-the continuous power rating or mechanical equivalent by a stationary gas turbine manufacturer at ISO conditions, without consideration to the increase in turbine shaft output and/or decrease in turbine fuel consumption by the addition of energy recovered from exhaust heat.
Nitric Acid Production Unit-a facility that produces nitric acid by any process.
Nitrogen Oxides (NOx)-the sum of the nitric oxide and nitrogen dioxide in a stream measured in accordance with Subsection G of this Section.
Number 6 Fuel Oil-fuel oil of the grade that is classified number 6, according to ASTM standard specification for classification of fuel oil by ASTM D396-84.
Ozone Season- except as provided in LAC 33:III.2202, the period May 1 to September 30, inclusive, of each year.
Peaking Service-a stationary gas turbine that is operated intermittently to produce energy. To be in peaking service, the annual electric output (MW-hour) for the affected point source shall be less than the product of 2500 hours and the MW rating of the turbine.
Permanent Shutdown-a shutdown of an affected point source where the owner or operator has filed a notice of permanent shutdown with the department or where the department, through a permit revision or final permit, has removed the affected point source from the applicable permit. (To maintain temporary shutdown status, a source must be maintained in good working order and not dismantled or cannibalized, must still be listed in the applicable permit, must still be listed on the department's emission inventory, and must continue to pay appropriate fees.)
Predictive Emissions Monitoring System (PEMS)-a system that uses process and other parameters as inputs to a computer program or other data reduction system to produce values in terms of the applicable emission limitation or standard.
Process Heater/Furnace-any combustion equipment fired with solid, liquid, and/or gaseous fuel that is used to transfer heat to a process fluid, superheated steam, or water for the purpose of heating the process fluid or causing a chemical reaction. The term process heater/furnace does not apply to any unfired waste heat recovery boiler that is used to recover sensible heat from the exhaust of any combustion equipment, or to boilers as defined in this Subsection.
Pulp Liquor Recovery Furnace-either a straight Kraft recovery furnace or a cross recovery furnace as defined in 40 CFR 60 Subpart BB.
Region of Influence-an area to the north of the Baton Rouge nonattainment area that encompasses affected facilities in the attainment parishes of East Feliciana, Pointe Coupee, St. Helena, and West Feliciana.
Rich-Burn Engine-all stationary reciprocating engines that do not fit the definition of lean-burn.
Sensible Heat-the heat energy stored in a substance as a result of an increase in its temperature.
Stationary Gas Turbine-any turbine system that is gas and/or liquid fuel fired and that is either attached to a foundation at an affected facility or is portable equipment operated at a specific affected facility for more than 60 days in any ozone season.
Stationary Internal Combustion Engine-a reciprocating engine that is either gas and/or liquid fuel fired and that is either attached to a foundation or is portable equipment operated at a specific affected facility for more than six months at a time. This term does not include locomotive engines or self-propelled construction engines.
Supplemental Firing Unit-a unit with burners that is installed in the exhaust duct of a stationary gas turbine or internal combustion engine for the purpose of supplying supplemental heat to a downstream heat recovery unit.
Thirty-Day (30-Day) Rolling Average- an average, calculated daily, of all hourly data for the last 30 days for an affected point source. At the beginning of each ozone season, use one of the following methods to calculate the initial 30-day averages:
Totalizing Fuel Meter-a meter or metering system that provides a cumulative measure of fuel consumption.
Trading Allowances-the tons of NOx emissions that result from over-controlling, permanently reducing the operating rate of, or permanently shutting down, an affected point source located within the Baton Rouge nonattainment area or the region of influence. The allowances are determined in accordance with LAC 33:III.607.C and from the emission factors required by Subsection D of this Section for the affected point source and the enforceable emission factor assigned by the owner or operator in accordance with Subsection E of this Section. Baseline emissions shall be the lower of actual emissions or adjusted allowable emissions, as defined in LAC 33:III.605. Trading allowances will be granted only for reductions that are real, quantifiable, permanent, and federally enforceable. NOx reductions that are used in a facility-wide averaging plan cannot also be used in a trading plan.
Wood-wood, wood residue, bark, or any derivative fuel or residue thereof in any form, including but not limited to, sawdust, sander dust, wood chips, scraps, slabs, millings, shavings, and processed pellets made from wood or other forest residues.
Table D-1A NOx Emission Factors for Sources in the Baton Rouge Nonattainment Area | ||
Category | Maximum Rated Capacity | NOx Emission Factora |
Electric Power Generating System Boilers | ||
Coal-fired | >/=40 to<80 MMBtu/Hour | 0.50 pound/MMBtu |
>/=80 MMBtu/Hour | 0.21 pound/MMBtu | |
Number 6 Fuel Oil-fired | >/=40 to <80 MMBtu/Hour | 0.30 pound/MMBtu |
>/=80 MMBtu/Hour | 0.18 pound/MMBtu | |
All Others (gaseous or liquid) | >/=40 to <80 MMBtu/Hour | 0.20 pound/MMBtu |
>/=80 MMBtu/Hour | 0.10 pound/MMBtu | |
Industrial Boilers | ||
All Fuels | >/=40 to <80 MMBtu/Hour | 0.20 pound/MMBtu |
>/=80 MMBtu/Hour | 0.10 pound/MMBtu | |
Process Heater/Furnaces | ||
Ammonia Reformers | >/=40 to <80 MMBtu/Hour | 0.30 pound/MMBtu |
>/=80 MMBtu/Hour | 0.23 pound/MMBtu | |
All Others | >/=40 to <80 MMBtu/Hour | 0.18 pound/MMBtu |
>/=80 MMBtu/Hour | 0.08 pound/MMBtu | |
Stationary Gas Turbines | ||
Peaking Service, Fuel Oil-fired | >/=5 to <10 MW | 0.37 pound/MMBtu |
>/=10 MW | 0.30 pound/MMBtu | |
Peaking Service, Gas-fired | >/=5 to <10 MW | 0.27 pound/MMBtu |
>/=10 MW | 0.20 pound/MMBtu | |
All Others | >/=5 to <10 MW | 0.24 pound/MMBtub |
>/=10 MW | 0.16 pound/MMBtuc | |
Stationary Internal Combustion Engines | ||
Lean-burn | >/=150 to < Hp | 10 g/Hp-hour |
>/=320 Hp | 4 g/Hp-hour | |
Rich-burn | >/=150 to <300 Hp | 2 g/Hp-hour |
>/=300 Hp | 2 g/Hp-hour |
a based on the higher heating value of the fuel
b equivalent to 65 ppmv (15 percent O2, dry basis) with an F factor of 8710 dscf/MMBtu
c equivalent to 43 ppmv (15 percent O2, dry basis) with an F factor of 8710 dscf/MMBtu
Table D-1B NOx Emission Factors for Sources in the Region of Influence | |||
Category | Maximum Rated Capacity | NOx Emission Factor a | |
Electric Power Generating System Boilers | |||
Coal-fired | /=80 MMBtu/Hour | 0.21 pound/MMBtu | |
Number 6 Fuel Oil-fired | /=80 MMBtu/Hour | 0.18 pound/MMBtu | |
All Others (gaseous or liquid) | /=80 MMBtu/Hour | 0.10 pound/MMBtu | |
Industrial Boilers | |||
All Fuels | /=80 MMBtu/Hour | 0.10 pound/MMBtu | |
Process Heater/Furnaces: | |||
Ammonia Reformers | /=80 MMBtu/Hour | 0.23 pound/MMBtu | |
All Others | /=80 MMBtu/Hour | 0.08 pound/MMBtu | |
Stationary Gas Turbines | |||
Peaking Service, Fuel Oil-fired | /=10 MW | 0.30 pound/MMBtu | |
Peaking Service, Gas-fired | /=10 MW | 0.20 pound/MMBtu | |
All Others | /=10 MW | 0.16 pound/MMBtub | |
Stationary Internal Combustion Engines | |||
Lean-burn | /=1500 Hp | 4 g/Hp-hour | |
Rich-burn | /=300 Hp | 2 g/Hp-hour |
a all factors are based on the higher heating value of the fuel
b equivalent to 43 ppmv (15 percent O2, dry basis) with an F factor of 8710 dscf/MMBtu
Equation D-1
where:
HIi = the average hourly heat input based on the highest consecutive 30-day period during the ozone seasons of 2000 and 2001 of each point source (MMBtu/hour)
i = each point source included in the cap
N = the total number of point sources included in the cap
Rli = the limit for each point source from Subsection D of this Section (pound NOx/MMBtu)
Equation D-2
where:
where:
fi = fraction of total system averaging capacity for point source i
HIi = the averaging capacity of each point source (MMBtu/hour)
i = each point source in the averaging group
N = the total number of point sources in the averaging group
Rai = the limit assigned by the owner to each point source in the averaging plan (pound NOx/MMBtu)
Rli = the limit for each point source from Subsection D of this Section (pound NOx/MMBtu)
FL = facility-wide emission factor (pound NOx/MMBtu) of all point sources included in the averaging plan
La. Admin. Code tit. 33, § III-2201