Duke heat rate = 1.67.32 x MW^(-0.547) 168.67 95% of Max 10.1 Duke Duke Duke Duke Duke Wabash Wabash Wabash Wabash Wabash

Daily Avg Daily Avg Daily Avg Daily Avg Day MMBtu/hr MWe gross 10 0 0 11 0 0 12 0 0 13 0 0 14 0 0 15 0 0 17 0 0 18 0 0 21 0 0 22 0 0 23 0 0 24 0 0 16 348 4 99.30952 19 706 41 17.44255 3 897 70 12.81707 25 1,067 79 13.48103 26 1,553 136 11.39422 20 1,571 135 11.62272 29 1,663 163 10.19038 33 1,679 165 10.16722 34 1,692 167 10.12358 32 1,693 165 10.25411 30 1,695 164 10.32935 28 1,713 165 10.36687 36 1,714 168 10.17705 35 1,715 169 10.16544 6 1,720 164 10.48836 31 1,730 165 10.50255 2 1,741 164 10.63346 8 1,742 166 10.48804 9 1,763 158 11.12792 7 1,774 165 10.73058 27 1,776 160 11.09232 5 1,778 162 10.9558 1 1,786 163 10.92779 4 1,788 158 11.3512437 38 39 40 41 42 43 44 45 46Teco heat rate = 81.225 x MW^(-0.41) 171 10.3 TECO TECO TECO TECO TECO Polk Polk Polk Polk Polk
Daily Avg Daily Avg Daily Avg Daily Avg Day MMBtu/hr MWe gross 11 1408 125 11.264 10 1583 162 9.7716049 1 1689 170 9.9352941 2 1683 170 9.9 3 1680 170 9.8823529 4 1679 170 9.8764706 5 1684 170 9.9058824 9 1681 170 9.8882353 12 1693 170 9.9588235 13 1707 170 10.041176 15 1694 170 9.9647059 0 20 40 60 80 100 120

0 50 100

WabashHeat Rate = y Wabash Syngas Heatinput = x

15 1694 170 9.9647059 16 1684 170 9.9058824 17 1684 170 9.9058824 18 1671 170 9.8294118 19 1652 170 9.7176471 20 1664 170 9.7882353 21 1674 170 9.8470588 22 1683 170 9.9 23 1694 170 9.9647059 24 1695 170 9.9705882 25 1691 170 9.9470588 26 1679 170 9.8764706 27 1694 170 9.9647059 28 1673 170 9.8411765 29 1689 170 9.9352941 30 1707 170 10.041176 6 1673 171 9.7836257 7 1665 171 9.7368421 8 1670 171 9.7660819 14 1694 171 9.9064327 31 32 33 34 35 36 0 20 40 60 80 100 120

0 50 100

WabashHeat Rate = y Wabash Syngas Heatinput = x

y = 81.22x R2 = 0.852

9.6 9.8 10 10.2 10.4 10.6 10.8 11 11.2 11.4

0 50 10037

38 39 40 41 42 43 44 45 46y = 167.3x

-0.54

R2 = 0.962

150 200 Series1 Power (Series1) Heat Rate = y Wabash Syngas Heatinput = x

y = 167.3x

-0.54 R2 = 0.962

150 200 Series1 Power (Series1) Heat Rate = y Wabash Syngas Heatinput = x

y = 81.22x

-0.41 R2 = 0.852

100 150 200 Series1 Power (Series1) TECOHeat Rate = y TECO Syngas Heatinput = xTo convert emission rates at Polk submitted on a solid fuel heat input basis to a syngas heat input basis multiply the submitted value by 1.16.

Run 1 Run 2 **Revised calcs are CO2 based to account for CO2 in syngas and to use the F-factor used by the plant in the CEMS DAHS for Title V compliance purposes.** grain catch 0.08932 grain catch mg catch 5.8 mg mg catch sample volume 172.825 dscf sample volume Cd 7.38319E-08 lb/scf Cd Reported 5.17E-04gr/dscf 0.000143 lb/gr Reported Fc 2285scf CO2/MMBtu Fc %CO2 8.72%CO2 %CO2
lb fPM/MMBtu 1.93E-03 lb fPM/MMBtu

1.53E-03original number with 1800 F factor

Ratio of revised CO2 calc to submitted O2 calc===> 1.161E+00(run 1)

Run 1 Run 2
grain catch 0.08932 grain catch mg catch 5.8 mg mg catch sample volume 172.825 dscf sample volume Cd 7.38319E-08 lb/scf Cd Reported 5.17E-04gr/dscf 0.000143 lb/gr Reported Fd 9780 Fd %O2 11.84%O2 %CO2
lb fPM/MMBtu 1.67E-03 lb fPM/MMBtu
Typical Calculation that Yields Reported Value Submitted Calcs were O2 based.To convert emission rates at Polk submitted on a solid fuel heat input basis to a syngas heat input basis multiply the submitted value by 1.16.

Run 3 **Revised calcs are CO2 based to account for CO2 in syngas and to use the F-factor used by the plant in the CEMS DAHS for Title V compliance purposes.** 0.10934 grain catch 0.01694 7.1 mg catch 1.1 175.761dscf sample volume 175.801dscf 8.89E-08 Cd 1.38E-08 6.22E-04gr/dscf 0.000143 lb/gr Reported 9.64E-05gr/dscf 0.000143 2285scf CO2/MMBtu Fc 2285scf CO2/MMBtu 8.8%CO2 %CO2 8.92%CO2

2.31E-03 lb fPM/MMBtu 3.53E-04

1.82E-03original number with 1800 F factor 1.81E-03original number with 1800 F factor

1.164E+00(run 2 ratio) 1.145E+00(run 3 ratio) Run 3

0.10934 grain catch 0.01694 7.1 mg catch 1.1 175.761dscf sample volume 175.801dscf 8.89E-08 lb/scf Cd 1.38E-08 lb/scf 6.22E-04gr/dscf 0.000143 lb/gr Reported 9.64E-05gr/dscf 0.000143 9780scf CO2/MMBtu Fd 9780scf CO2/MMBtu 11.74%O2 %CO2 11.76%O2

1.98E-03 lb fPM/MMBtu 3.08E-04lb/gr

original number with 1800 F factor

lb/gr