Table C1-2: Boiler NOx Control Cost Calculations

Boiler Capacity

Hrs of Operation

Heat Release

LNB/FGR/SCR Cost

Annual Operating Costs

Total

(MMBtu/hr)

(hr/yr)

(MMBtu/yr)

Annualized

NH3 Cost*

SCR

FGR Fan***

Fuel****

FD Fan

SCR/CEM

Annualized

Capital ($/yr)

Heater/Pump**

Consumption

*****

Maintenance

Cost ($/yr)

50

8760

438000

$110,270

$1,314

$549

$28,742

$17,520

$17,964

$10,000

$186,359

50

6570

328500

$110,270

$986

$412

$21,557

$13,140

$13,473

$10,000

$169,837

50

4380

219000

$110,270

$657

$275

$14,371

$8,760

$8,982

$10,000

$153,315

50

2454

122700

$110,270

$368

$154

$8,052

$4,908

$5,032

$10,000

$138,784

50

2190

109500

$110,270

$329

$137

$7,186

$4,380

$8,084

$10,000

$140,385

50

876

43800

$110,270

$131

$55

$2,874

$1,752

$2,156

$10,000

$127,238

70

8760

613200

$115,531

$1,840

$769

$35,928

$24,528

$28,742

$12,600

$219,938

70

6570

459900

$115,531

$1,380

$577

$26,946

$18,396

$21,557

$12,600

$196,986

70

4380

306600

$115,531

$920

$384

$17,964

$12,264

$14,371

$12,600

$174,034

70

2190

153300

$115,531

$460

$192

$8,982

$6,132

$7,186

$12,600

$151,083

70

1865

130550

$115,531

$392

$164

$7,649

$5,222

$6,119

$12,600

$147,677

70

876

61320

$115,531

$184

$77

$3,593

$2,453

$2,874

$12,600

$137,312

80

8760

700800

$125,625

$2,102

$879

$35,928

$28,032

$28,742

$13,800

$235,108

80

6570

525600

$125,625

$1,577

$659

$26,946

$21,024

$21,557

$13,800

$211,187

80

4380

350400

$125,625

$1,051

$439

$17,964

$14,016

$14,371

$13,800

$187,267

80

2190

175200

$125,625

$526

$220

$8,982

$7,008

$7,186

$13,800

$163,346

80

1752

140160

$125,625

$420

$176

$7,186

$5,606

$5,748

$13,800

$158,562

80

876

70080

$125,625

$210

$88

$3,593

$2,803

$2,874

$13,800

$148,993

100

8760

876000

$134,443

$2,759

$1,153

$43,113

$35,040

$17,964

$16,100

$250,573

100

6570

657000

$134,443

$2,070

$865

$32,335

$26,280

$13,473

$16,100

$225,566

100

4380

438000

$134,443

$1,380

$577

$21,557

$17,520

$8,982

$16,100

$200,558

100

2190

219000

$134,443

$690

$288

$10,778

$8,760

$4,491

$16,100

$175,551

100

1480

148000

$134,443

$466

$195

$7,284

$5,920

$3,035

$16,100

$167,443

100

876

87600

$134,443

$276

$115

$4,311

$3,504

$1,796

$16,100

$160,546

130

8760

1138800

$151,560

$3,679

$1,538

$43,113

$45,552

$32,335

$19,300

$297,078

130

6570

854100

$151,560

$2,759

$1,153

$32,335

$34,164

$24,251

$19,300

$265,523

130

4380

569400

$151,560

$1,840

$769

$21,557

$22,776

$16,168

$19,300

$233,969

130

2190

284700

$151,560

$920

$384

$10,778

$11,388

$8,084

$19,300

$202,414

130

1288

167440

$151,560

$541

$226

$6,339

$6,698

$4,754

$19,300

$189,418

130

876

113880

$151,560

$368

$154

$4,311

$4,555

$3,234

$19,300

$183,482

150

8760

1314000

$161,190

$4,336

$1,813

$53,892

$52,560

$21,557

$21,300

$316,647

150

6570

985500

$161,190

$3,252

$1,359

$40,419

$39,420

$16,168

$21,300

$283,108

150

4380

657000

$161,190

$2,168

$906

$26,946

$26,280

$10,778

$21,300

$249,569

150

2190

328500

$161,190

$1,084

$453

$13,473

$13,140

$5,389

$21,300

$216,029

150

1182

177300

$161,190

$585

$245

$7,272

$7,092

$2,909

$21,300

$200,592

150

876

131400

$161,190

$434

$181

$5,389

$5,256

$2,156

$21,300

$195,906

175

8760

1533000

$173,053

$4,993

$2,087

$71,856

$61,320

$35,928

$23,700

$372,937

175

6570

1149750

$172,591

$3,745

$1,565

$53,892

$45,990

$26,946

$23,700

$328,429

175

4380

766500

$172,591

$2,497

$1,044

$35,928

$30,660

$17,964

$23,700

$284,383

175

2190

383250

$172,591

$1,248

$522

$17,964

$15,330

$8,982

$23,700

$240,337

175

1104

193200

$172,591

$629

$263

$9,056

$7,728

$4,528

$23,700

$218,495

175

876

153300

$172,591

$499

$209

$7,186

$6,132

$3,593

$23,700

$213,909

200

8760

1752000

$192,022

$5,782

$2,417

$89,820

$70,080

$35,928

$26,000

$422,048

200

6570

1314000

$192,022

$4,336

$1,813

$67,365

$52,560

$26,946

$26,000

$371,041

200

4380

876000

$192,022

$2,891

$1,208

$44,910

$35,040

$17,964

$26,000

$320,035

200

2190

438000

$192,022

$1,445

$604

$22,455

$17,520

$8,982

$26,000

$269,028

200

1074

214800

$192,022

$709

$296

$11,012

$8,592

$4,405

$26,000

$243,036

200

876

175200

$192,022

$578

$242

$8,982

$7,008

$3,593

$26,000

$238,425

230

8760

2014800

$203,584

$6,701

$2,801

$89,820

$80,592

$53,892

$28,700

$466,090

230

6570

1511100

$203,584

$5,026

$2,101

$67,365

$60,444

$40,419

$28,700

$407,638

230

4380

1007400

$203,584

$3,351

$1,401

$44,910

$40,296

$26,946

$28,700

$349,187

230

2190

503700

$203,584

$1,675

$700

$22,455

$20,148

$13,473

$28,700

$290,735

230

995

228850

$203,584

$761

$318

$10,202

$9,154

$6,121

$28,700

$258,841

230

876

201480

$203,584

$670

$280

$8,982

$8,059

$5,389