Where:
Cc = Concentration of TOC corrected to 3 percent O2, dry basis, ppm by volume.
CTOC = Concentration of TOC (minus methane and ethane), dry basis, ppm by volume.
%O2d = Concentration of O2, dry basis, percent by volume.
where:
R = Emission reduction, percent by weight.
Ei = Mass rate of TOC entering the control device, kg TOC/hr.
Eo = Mass rate of TOC discharged to the atmosphere, kg TOC/hr.
where:
Cij, Coj = Concentration of sample component "j" of the gas stream at the inlet and outlet of the control device, respectively, dry basis, ppm by volume.
Mij, Moj = Molecular weight of sample component "j" of the gas stream at the inlet and outlet of the control device, respectively, g/g-mole (lb/lb-mole).
Qi, Qo = Flow rate of gas stream at the inlet and outlet of the control device, respectively, dscm/min (dscf/hr).
K2 = Constant, 2.494 * 10-6 (l/ppm) (g-mole/scm) (kg/g) (min/hr), where standard temperature for (g-mole/scm) is 20 °C.
where:
CTOC = Concentration of TOC (minus methane and ethane), dry basis, ppm by volume.
Cj = Concentration of sample components "j", dry basis, ppm by volume.
n = Number of components in the sample.
Where:
HT = Net heating value of the sample, MJ/scm, where the net enthalpy per mole of vent stream is based on combustion at 25 °C and 760 mm Hg, but the standard temperature for determining the volume corresponding to one mole is 20 °C, as in the definition of Qs (vent stream flow rate).
K1 = Constant, 1.740 * 10-7 (l/ppm) (g-mole/scm) (MJ/kcal), where standard temperature for (g-mole/scm) is 20 °C.
Cj = Concentration on a dry basis of compound j in ppm, as measured for organics by Method 18 of appendix A-6 to this part, or ASTM D6420-18 (incorporated by reference, see § 60.17 ) as specified in paragraph (b)(4) of this section, and measured for hydrogen and carbon monoxide by ASTM D1946-77 or 90 (Reapproved 1994) (incorporated by reference, see § 60.17 ) as indicated in paragraph (d)(2) of this section.
Hj = Net heat of combustion of compound j, kcal/g-mole, based on combustion at 25 °C and 760 mm Hg. The heats of combustion of vent stream components would be required to be determined using ASTM D2382-76 or 88 or D4809-95 (incorporated by reference, see § 60.17 ) if published values are not available or cannot be calculated.
Bws = Water vapor content of the vent stream, proportion by volume.
Where:
ETOC = Emission rate of TOC in the sample, kg/hr.
K2 = Constant, 2.494 * 10-6 (l/ppm) (g-mole/scm) (kg/g) (min/hr), where standard temperature for (g-mole/scm) is 20 °C.
Cj = Concentration on a dry basis of compound j in ppm as measured by Method 18 of appendix A-6 to this part, or ASTM D6420-18 (incorporated by reference, see § 60.17 ) as specified in paragraph (b)(4) of this section, as indicated in paragraph (d)(2) of this section.
Mj = Molecular weight of sample j, g/g-mole.
Qs = Vent stream flow rate (dscm/min) at a temperature of 20 °C.
TRE = TRE index value.
Qs = Vent stream flow rate (scm/min) at a standard temperature of 20 °C.
HT = Vent stream net heating value (MJ/scm), where the net enthalpy per mole of vent stream is based on combustion at 25 °C and 760 mm Hg, but the standard temperature for determining the volume corresponding to one mole is 20 °C as in the definition of Qs.
Ys = Qs for all vent stream categories listed in table 1 except for Category E vent streams where Ys = (Qs)(HT)/3.6.
ETOC = Hourly emissions of TOC reported in kg/hr.
a, b, c, d, e, and f are coefficients. The set of coefficients that apply to a vent stream can be obtained from table 1.
Table 1-Total Resource Effectiveness Coefficients for Vent Streams Controlled by an Incinerator Subject to the New Source Performance Standards for Reactor Processes
a | b | c | d | e | f | |
DESIGN CATEGORY A1. FOR HALOGENATED PROCESS VENT STREAMS, IF 0[LESS THAN EQUAL TO]NET HEATING VALUE (MJ/scm)[LESS THAN EQUAL TO]3.5: Qs = Vent Stream Flow Rate (scm/min) | ||||||
14.2[LESS THAN EQUAL TO]Qs[LESS THAN EQUAL TO]18.8 | 19.18370 | 0.27580 | 0.75762 | -0.13064 | 0 | 0.01025 |
18.8[LESS THAN]Qs[LESS THAN EQUAL TO]699 | 20.00563 | 0.27580 | 0.30387 | -0.13064 | 0 | 0.01025 |
699[LESS THAN]Qs[LESS THAN EQUAL TO]1,400 | 39.87022 | 0.29973 | 0.30387 | -0.13064 | 0 | 0.01449 |
1,400[LESS THAN]Qs[LESS THAN EQUAL TO]2,100 | 59.73481 | 0.31467 | 0.30387 | -0.13064 | 0 | 0.01775 |
2,100[LESS THAN]Qs[LESS THAN EQUAL TO]2,800 | 79.59941 | 0.32572 | 0.30387 | -0.13064 | 0 | 0.02049 |
2,800[LESS THAN]Qs[LESS THAN EQUAL TO]3,500 | 99.46400 | 0.33456 | 0.30387 | -0.13064 | 0 | 0.02291 |
DESIGN CATEGORY A2. FOR HALOGENATED PROCESS VENT STREAMS, IF NET HEATING VALUE (MJ/scm)[GREATER THAN]3.5: Qs = Vent Stream Flow Rate (scm/min) | ||||||
14.2[LESS THAN]Qs[LESS THAN EQUAL TO]18.8 | 18.84466 | 0.26742 | -0.20044 | 0 | 0 | 0.01025 |
18.8[LESS THAN]Qs[LESS THAN EQUAL TO]699 | 19.66658 | 0.26742 | -0.25332 | 0 | 0 | 0.01025 |
699[LESS THAN]Qs[LESS THAN EQUAL TO]1,400 | 39.19213 | 0.29062 | -0.25332 | 0 | 0 | 0.01449 |
1,400[LESS THAN]Qs[LESS THAN EQUAL TO]2,100 | 58.71768 | 0.30511 | -0.25332 | 0 | 0 | 0.01775 |
2,100[LESS THAN]Qs[LESS THAN EQUAL TO]2,800 | 78.24323 | 0.31582 | -0 25332 | 0 | 0 | 0.02049 |
2,800[LESS THAN]Qs[LESS THAN EQUAL TO]3,500 | 97.76879 | 0.32439 | -0.25332 | 0 | 0 | 0.02291 |
DESIGN CATEGORY B. FOR NONHALOGENATED PROCESS VENT STREAMS, IF 0[LESS THAN EQUAL TO]NET HEATING VALUE (MJ/scm)[LESS THAN EQUAL TO]0.48: Qs = Vent Stream Flow Rate (scm/min) | ||||||
14.2[LESS THAN EQUAL TO]Qs[LESS THAN EQUAL TO]1,340 | 8.54245 | 0.10555 | 0.09030 | -0.17109 | 0 | 0.01025 |
1,340[LESS THAN]Qs[LESS THAN EQUAL TO]2,690 | 16.94386 | 0.11470 | 0.09030 | -0.17109 | 0 | 0.01449 |
2,690[LESS THAN]Qs[LESS THAN EQUAL TO]4,040 | 25.34528 | 0.12042 | 0.09030 | -0.17109 | 0 | 0.01775 |
DESIGN CATEGORY C. FOR NONHALOGENATED PROCESS VENT STREAMS, IF 0.48[LESS THAN]NET HEATING VALUE (MJ/scm)[LESS THAN EQUAL TO]1.9: Qs = Vent Stream Flow Rate (scm/min) | ||||||
14.2[LESS THAN EQUAL TO]Qs[LESS THAN EQUAL TO]1,340 | 9.25233 | 0.06105 | 0.31937 | -0.16181 | 0 | 0.01025 |
1,340[LESS THAN]Qs[LESS THAN EQUAL TO]2,690 | 18.36363 | 0.06635 | 0.31937 | -0.16181 | 0 | 0.01449 |
2,690[LESS THAN]Qs[LESS THAN EQUAL TO]4,040 | 27.47492 | 0.06965 | 0.31937 | -0.16181 | 0 | 0.01775 |
DESIGN CATEGORY D. FOR NONHALOGENATED PROCESS VENT STREAMS, IF 1.9[LESS THAN]NET HEATING VALUE (MJ/scm)[LESS THAN EQUAL TO]3.6: Qs = Vent Stream Flow Rate (scm/min) | ||||||
14.2[LESS THAN EQUAL TO]Qs[LESS THAN EQUAL TO]1,180 | 6.67868 | 0.06943 | 0.02582 | 0 | 0 | 0.01025 |
1,180[LESS THAN]Qs[LESS THAN EQUAL TO]2,370 | 13.21633 | 0.07546 | 0.02582 | 0 | 0 | 0.01449 |
2,370[LESS THAN]Qs[LESS THAN EQUAL TO]3,550 | 19.75398 | 0.07922 | 0.02582 | 0 | 0 | 0.01755 |
DESIGN CATEGORY E. FOR NONHALOGENATED PROCESS VENT STREAMS, IF NET HEATING VALUE (MJ/scm)[GREATER THAN]3.6: Ys = Dilution Flow Rate (scm/min) = (Qs) (HT)/3.6 | ||||||
14.2[LESS THAN EQUAL TO]Ys[LESS THAN EQUAL TO]1,180 | 6.67868 | 0 | 0 | -0.00707 | 0.02220 | 0.01025 |
1,180[LESS THAN]Ys[LESS THAN EQUAL TO]2,370 | 13.21633 | 0 | 0 | -0.00707 | 0.02412 | 0.01449 |
2,370[LESS THAN]Ys[LESS THAN EQUAL TO]3,550 | 19.75398 | 0 | 0 | -0.00707 | 0.02533 | 0.01755 |
TRE = TRE index value.
Qs = 14.2 scm/min.
HT = (FLOW)(HVAL)/14.2
where the following inputs are used:
FLOW = Vent stream flow rate (scm/min), at a standard temperature of 20 °C.
HVAL = Vent stream net heating value (MJ/scm), where the net enthalpy per mole of vent stream is based on combustion at 25 °C and 760 mm Hg, but the standard temperature for determining the volume corresponding to one mole is 20 °C as in definition of Qs.
Ys = 14.2 scm/min for all vent streams except for Category E vent streams, where Ys = (14.2)(HT)/3.6.
ETOC = Hourly emissions of TOC reported in kg/hr.
a, b, c, d, e, and f are coefficients. The set of coefficients that apply to a vent stream can be obtained from table 1.
where:
TRE = TRE index value.
ETOC = Hourly emission rate of TOC reported in kg/hr.
Qs = Vent stream flow rate (scm/min) at a standard temperature of 20 °C.
HT = Vent stream net heating value (MJ/scm) where the net enthalpy per mole of offgas is based on combustion at 25 °C and 760 mm Hg, but the standard temperature for determining the volume corresponding to one mole is 20 °C as in the definition of Qs.
a, b, c, d, and e are coefficients. The set of coefficients that apply to a vent stream can be obtained from table 2.
Table 2-Total Resource Effectiveness Coefficients for Vent Streams Controlled by a Flare Subject to the New Source Performance Standards for Reactor Processes
a | b | c | d | e | |
HT[LESS THAN]11.2 MJ/scm | 2.25 | 0.288 | -0.193 | -0.0051 | 2.08 |
HT[GREATER THAN EQUAL TO]11.2 MJ/scm | 0.309 | 0.0619 | -0.0043 | -0.0034 | 2.08 |
40 C.F.R. §60.704