Where:
MP = mass per unit of production, kilograms (pounds) of pollutant per megagram (ton) of throughput
ER = mass emission rate of pollutant (PM or Hg) during each performance test run, kilograms (pounds) per hour
P = production rate during each performance test run, megagrams (tons) of throughput per hour.
Where:
MG = mass per unit of glaze application, kilograms (pounds) of PM per megagram (ton) of first-fire glaze sprayed (dry weight basis)
ER = mass emission rate of PM during each performance test run, kilograms (pounds) per hour
G = glaze application rate during each performance test run, megagrams (tons) of first-fire glaze sprayed per hour (dry weight basis).
Where:
TEQ = sum of the 2,3,7,8-TCDD TEQs, nanograms per kilogram of throughput processed.
Mi = mass of dioxin or furan congener i during performance test run, nanograms
TEFi = 2,3,7,8-TCDD toxic equivalency factor (TEF) for congener i, as provided in Table 5 to this subpart
n = number of congeners included in TEQ
Tr = time of performance test run, hours
P = production rate during performance test run, kilograms of throughput processed per hour.
Where:
Ei = HCl-equivalent emissions for kiln i, kilograms (pounds) per hour
EHCl = emissions of HCl, kilograms (pounds) per hour
EHF = emissions of HF, kilograms (pounds) per hour
RfCHCl = reference concentration for HCl, 20 micrograms per cubic meter
RfCHF = reference concentration for HF, 14 micrograms per cubic meter
Where:
Etotal = HCl-equivalent emissions for total of all kilns at facility, kilograms (pounds) per hour
Ei = HCl-equivalent emissions for kiln i, kilograms (pounds) per hour
n = number of tunnel kilns at facility
Where:
Emax i = maximum potential HCl-equivalent emissions for kiln i, kilograms (pounds) per hour
Capi = design capacity for kiln i, megagrams (tons) of throughput per hour
MPiHCl = mass of HCl per unit of production for kiln i, kilograms (pounds) of HCl per megagram (ton) of throughput
MPiHF = mass of HF per unit of production for kiln i, kilograms (pounds) of HF per megagram (ton) of throughput
RfCHCl = reference concentration for HCl, 20 micrograms per cubic meter
RfCHF = reference concentration for HF, 14 micrograms per cubic meter
Where:
Emax total = maximum potential HCl-equivalent emissions for total of all kilns at facility, kilograms (pounds) per hour
Emax i = maximum potential HCl-equivalent emissions for kiln i, kilograms (pounds) per hour
n = number of kilns at facility
Where:
Pmax i = maximum process rate for kiln i, megagrams (tons) per hour
HCl-eq = HCl-equivalent limit in Table 1 to this subpart, 62 kilograms (140 pounds) per hour
MPiHCl = mass of HCl per unit of production for kiln i, kilograms (pounds) of HCl per megagram (ton) of throughput
MPiHF = mass of HF per unit of production for kiln i, kilograms (pounds) of HF per megagram (ton) of throughput
RfCHCl = reference concentration for HCl, 20 micrograms per cubic meter
RfCHF = reference concentration for HF, 14 micrograms per cubic meter
Where:
ERi = Average weighted emissions for PM or mercury, in units of kilograms (pounds) per megagram (ton) of fired product for existing floor tile roller kilns and wall tile roller kilns, greenware fired for existing first-fired sanitaryware tunnel kilns, and first-fire glaze sprayed (dry weight basis) for existing tile glaze lines with glaze spraying and average weighted emissions for PM, in units of kilograms (pounds) per megagram (ton) of first-fire glaze sprayed (dry weight basis) for existing sanitaryware manual, spray machine, or robot glaze applications.
Ei = Emission rate (as determined during the initial compliance demonstration) of PM or mercury from unit i, in units of kilograms (pounds) per megagram (ton). Determine the emission rate for PM or mercury by performance testing according to Table 4 to this subpart using the applicable equation in paragraph (f) of this section.
Pmax i = Maximum process rate for unit i, in units of megagrams per hour (tons per hour).
n = Number of units participating in the emissions averaging option.
40 C.F.R. §63.8595