Unit

P (MW)

Fuel type

Coefficients estimated by TLBO

FC^Exi ($/h)

FC^Est ($/h)

∑_error

Min

Max

a_i

b_i

c_i

e_i

f_i

Min

Max

Min

Max

TLBO

ABC

1

100

196

1

25.19938

−0.380846

0.0021609

0.025324

−3.028257

8.980000

32.6800

8.723994

33.59283

1.168802

3.98151

196

250

2

20.03000

−0.305900

0.0018897

0.021337

−3.009000

32.66577

60.9879

32.67157

61.67932

0.697156

2.81373

2

50

114

2

1.816721

−0.037780

0.0011015

0.001901

−0.410800

22.54490

48.4386

23.48145

49.14125

1.639115

3.25496

114

157

3

12.94016

−0.198000

0.0016731

0.013159

−1.880000

2.716000

12.1088

2.681891

11.82574

0.317203

2.75457

157

230

1

120.6888

−1.282684

0.0042228

0.112869

−11.94430

12.13152

22.4996

12.12238

23.09567

0.605175

2.93069

3

200

332

1

39.04620

−0.305817

0.0014527

0.039875

−3.115954

35.75000

96.9444

35.98904

97.64218

0.936732

1.59272

332

388

3

−2.97500

0.032890

0.0008075

−0.002976

0.336952

131.3536

187.056

131.7986

187.3240

0.712539

1.27426

388

500

2

−58.1400

0.484892

1.196E−05

−0.058140

4.764000

96.94140

131.236

96.94769

131.3470

0.116458

1.66413

4

99

138

1

1.990265

−0.031040

0.0010434

0.001982

−0.310400

9.181389

17.6636

9.143991

17.57876

0.122282

1.15842

138

200

2

52.94079

−0.633800

0.0027499

0.053850

−6.248000

17.77095

36.2506

17.84586

36.22169

0.103847

0.43500

200

265

3

258.6681

−2.290143

0.0058688

0.269957

−22.39430

36.60000

64.2124

35.39341

64.15721

1.261771

4.91182

5

190

338

1

13.80777

−0.088330

0.0010722

0.013720

−0.870300

35.80990

106.192

35.73286

106.449

0.333505

1.15977

338

407

2

99.87032

−0.515692

0.0015799

0.099573

−5.182580

106.2448

152.504

106.0639

151.7490

0.936775

5.70216

407

490

3

−52.9900

0.445057

0.0001478

−0.053890

4.560945

152.4276

200.634

152.6311

200.6286

0.208988

0.41948

6

138

200

1

52.95000

−0.631800

0.0027309

0.052750

−6.308000

17.77095

36.2506

17.76962

35.88033

0.371620

1.59502

85

138

2

1.976247

−0.031040

0.0010540

0.001973

−0.310400

6.915125

17.6642

6.952709

17.76567

0.139008

0.91532

200

265

3

265.4849

−2.333976

0.0059502

0.261282

−23.28925

36.60000

64.2124

36.69646

64.94455

0.828617

2.44408

7

200

331

1

18.88226

−0.132500

0.0011050

0.018850

−1.355000

36.71000

96.3699

36.58365

96.11233

0.383942

2.96959

331

391

2

44.00000

−0.220000

0.0011464

0.043769

−2.211000

96.37086

133.271

96.77999

133.2703

0.410536

1.94797

391

500

3

−43.0000

0.356873

0.0002422

−0.043000

3.552032

133.3239

195.993

133.5603

196.0080

0.251265

2.66318

8

99

138

1

1.984912

−0.031000

0.0010294

0.001992

−0.310000

9.181389

17.6636

9.005129

17.31185

0.528055

1.15768

138

200

2

52.76360

−0.630000

0.0027294

0.052870

−6.375000

17.77095

36.2506

17.80167

35.96774

0.313608

1.13761

200

265

3

266.5000

−2.330000

0.0059150

0.260000

−23.00000

36.60000

64.2124

37.10000

64.53166

0.819262

4.66804

9

213

370

1

88.56713

−0.566963

0.0015544

0.088509

−5.684923

38.15592

91.3812

38.32396

91.61140

0.398192

2.68979

130

213

3

14.20019

−0.018100

0.0006124

0.014100

−0.181000

22.21239

38.1385

22.19758

38.14001

0.016320

1.07008

370

440

3

14.10104

−0.018100

0.0006111

0.014280

−0.181000

91.30359

124.739

91.06478

124.4491

0.529615

5.65214

10

200

362

1

13.99000

−0.099100

0.0011054

0.013887

−0.992500

38.17400

122.414

38.38720

122.9832

0.781727

1.87694

362

407

3

46.65000

−0.201400

0.0011360

0.046801

−2.014000

152.6864

198.035

152.7299

198.0353

0.043682

1.10165

407

490

2

−61.0900

0.508437

4.157E−05

−0.061100

5.074000

122.4382

152.677

122.6075

152.8768

0.368904

1.08521