Gasification, Second Edition

Appendix C: Emissions Conversions

Emission conversions

SO 2

NO 2

Particulates/SO 2/NO 2

ppmv

mg/Nm 3

ppmv

mg/Nm 3

g/GJ

lb/MMBtu

10

29

10

21

10

0.023

20

57

20

41

20

0.047

30

86

30

62

30

0.070

40 114

40

82

40

0.093

50 143

50 103

50

0.116

60 171

60 123

60

0.140

70 200

70 144

70

0.163

80 229

80 164

80

0.186

90

257

90

185

90

0.209 100

286

100

205 100

0.233

110

314

110

226

110

0.256

120

343

120

246

120

0.279

130

372

130 267

130

0.302

140

400

140

287

140

0.326

150

429

150

308

150

0.349

160

457

160

328

160

0.372

170

486

170

349

170

0.395

180

514

180

369

180

0.419

190

543

190

390

190

0.442

200

572

200

411

200

0.465


Figure C1: SO 2 content as a function of the oxygen content in dry stack gas

Figure C2: Nm 3 dry fl ue gas per GJ fuel as a function of the oxygen content

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