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Low NOx Projects

The following fossil-fuel fired units have been retrofitted with CCA's infurnace NOx reduction and combustion optimization technologies i.e. burner upgrades, overfire air, SNCR, water injection and FGR.  Unit names have been withheld to protect client confidentiality.

Coal fired Units

MW

No. of BURNERS

FUEL

BOILER MFG

TYPE OF FIRING

BASELINE NOx (lb/mmBtu)

FINAL NOx (lb/mmBtu)

80

12

Coal

B&W

Front

0.9

0.45

42

6

Coal

FW

Front

0.94

0.44

850

48

Coal

B&W

Opposed

N/A

0.44

850

48

Coal

B&W

Opposed

N/A

0.44

12

4

Coal/Oil

CE

Front

0.85

0.45

12

4

Coal/Oil

CE

Front

0.85

0.45

50

6

Coal/Gas

B&W

Front

0.85

0.44

50

6

Coal/Gas

B&W

Front

0.85

0.44

65

6

Coal/Gas

B&W

Front

0.85

0.45

300

16

Coal

FW

Front

CO=8000

.44 CO=100

120

9

Coal

FW

Front

0.53

0.33

150

12

PRB Coal

B&W

Front

0.97

0.23

230

18

Coal

B&W

Front

1.0

0.24

355

24

Coal/Gas

B&W

Opposed

0.9

0.6

355

24

Coal/Gas

B&W

Opposed

0.9

0.6

160

16

Coal

B&W

Front

0.5

.35

62

8

Coal

B&W

Front

0.43

0.34

50

6

Coal/Oil

FW

Front

0.85

0.48

50

6

Coal/Oil

FW

Front

1.0

0.50

50

6

Coal/Oil

FW

Front

0.82

0.40

190

15

Coal

FW

Front

1.0

0.43

190

15

Coal

FW

Front

1.0

0.43

180

15

Coal

FW

Front

0.90

0.33

300

18

Coal

B&W

Front

1.0

0.45

300

18

Coal

B&W

Front

1.0

0.45

300

24

Coal

B&W

Front

1.0

0.43

300

24

Coal

B&W

Front

1.0

0.43

100

12

Coal

B & W

Front

0.70

0.4

100

12

Coal

B&W

Front

0.70

0.45

140

16

Coal

B&W

Front

0.79

0.44

163

12

Coal/oil

B&W

Front

0.81

0.28

163

12

Coal/oil

B&W

Front

0.81

0.28

163

12

Coal/oil

B&W

Front

0.81

0.28

163

12

Coal/oil

B&W

Front

0.81

0.28

100

8

Coal

B&W

Front

0.94

0.22

15

4

Coal

B&W

Front

0.9

0.41

55

12

Coal/Gas

CE

Tangential

0.7

0.48

100

16

Coal

CE

Tangential

0.45

0.34

80

16

Coal

CE

Tangential

0.41

0.33

250 KPPH

4

Coal

CE

Front

0.74

0.26

 

Gas and Oil fired Units

MW

No. of BURNERS

FUEL

BOILER MFG

TYPE OF FIRING

BASELINE NOx (lb/mmBtu)

FINAL NOx (lb/mmBtu)

120

8

Gas

Riley

Front

0.55

0.24

102

9

Gas/Oil

Riley

Front

0.7

0.315

348

18

Gas

B&W

Opposed

0.7

0.228

348

18

Gas

B&W

Opposed

0.37

0.228

170

12

Gas

B&W

Front

0.2

0.1

320

16

Gas

CE

Tangential

0.23

0.14

420

18

Gas

B&W

Front

0.11

0.055

195

12

Gas/Oil

B&W

Opposed

0.24

0.125

185

16

Gas

CE

Tangential

N/A

0.147

220

9

Gas/Oil

Riley

Front

0.35 (1)

0.23

110

6

Gas

B&W

Front

0.18

0.08

18

4

Gas/Oil

B&W

Front

0.57 (2)

0.37

18

4

Gas/Oil

B&W

Front

0.57 (2)

0.37

95

9

Gas/Oil

Riley

Front

0.42 (2)

0.27

440

28

Oil

B&W

Opposed

0.35

0.2

160

12

Oil

CE

Tangential

0.43

0.28

1.4M KPPH

12

Oil

FW

opposed

0.31/0.33

0.22/0.17

180

18

Oil/Gas

FW

Rear

0.31/0.33

wo/0.2/0.17 w/na/0.11

860

32

Oil

CE

Tangential

0.21

0.174

220

12

Gas

CE

Tangential

0.18

0.11

600

20

Oil

CE

Tangential

0.25

0.2

600

20

Oil

CE

Tangential

0.25

0.2

12

4

Oil

B&W

Front

N/A

0.22

12

4

Oil

B&W

Front

N/A

0.23

80

12

Gas/Oil

B&W

Front

0.52

0.22

105

9

Gas/Oil

B&W

Front

0.72 (1)

0.32

50

8

Gas/Oil

B&W

Front

0.52

0.26

163

12

Gas

B&W

Front

0.3

0.25

80

12

Gas/Oil

B&W

Front

0.54

0.267

42

6

Gas

C&E

Front

0.17

0.10

42

6

Gas

C&E

Front

0.13

0.085

62

12

Gas

C&E

Front

0.14

0.10

74

6

Gas

C&E

Front

0.53

0.091

480

16

Gas

CE

Tangential

0.15

0.094

485

24

Gas

FW

Opposed

0.20

0.20

40

6

Gas/Oil

Riley

Front

0.15 (1)

0.10

40

6

Gas/Oil

Riley

Front

0.15 (1)

0.10

40

6

Gas/Oil

Riley

Front

0.15 (1)

0.10

40

6

Gas/Oil

Riley

Front

0.15

0.10

40

6

Gas/Oil

Riley

Front

0.15

0.10

115

15

Gas/Oil

Riley

Front

0.56 (1)

0.23

125

12

Gas/Oil

B&W

Front

0.73 (1)

0.48

600

16

Oil

CE

Tangential

0.29

.2

400

18

Oil

FW

Rear

0.65

.45

55

6

Oil

FW

Front

0.41

0.27

55

6

Oil

FW

Front

0.41

0.27

800

32

Oil

FW

Front

0.38

.32

800

32

Oil

FW

Front

   

125

12

OIL

CE

Tangential

0.26

.145

630

30

OIL

FW

Front

0.24

.167

12

6

Gas

Vogt

Front

0.12

0.05

12

6

Gas

Vogt

Front

0.12

0.06

20

4

Gas

Vogt

Front

0.14

0.08

65

12

Gas

Vogt

Front

0.20

0.02

20

4

Gas

Vogt

Front

0.14

0.08

43

6

Oil

B&W

Front

0.43

0.25

43

6

Oil

B&W

Front

0.43

0.25

500

24

Gas/oil

Riley

Front

0.5

0.375

18

4

Oil

Riley

Front

0.54

0.23

18

4

Oil

Riley

Front

0.29

0.22

10

3

Oil

Keeler

Front

0.35

0.20

640

32

Gas/Oil

CE

Tangential

0.48 (2)

0.24

640

32

Gas/Oil

CE

Tangential

0.48 (2)

0.24

122

12

Oil

Riley

Front

0.38

0.29

165

24

Oil

CE

Tangential

0.4

0.25

175

24

Oil

CE

Tangential

0.4

0.25

110

10

Gas/Oil

B&W

Front

0.13

0.075

110

10

Gas/Oil

B&W

Front

0.13

0.085

115

10

Gas/Oil

B&W

Front

0.13

0.08

15

4

Gas/Coal

B&W

Front

0.20 (1)

0.15

170

15

Gas

C&E

Front

0.11

0.03

850

32

oil

CE

Tangential

0.4

0.27

850

32

oil

CE

Tangential

0.36

0.29

180

20

Gas

CE

Front

0.35

0.20

10

4

Oil

Riley

Front

0.29

0.091

175

24

Gas/Oil

Riley

Front

0.43 (1)

0.19

400

16

Gas

FW

Opposed

0.31

0.15

540

32

Gas/Oil

B&W

Opposed

0.36 (1)

0.18

115

15

Gas/Oil

B&W

Front

0.81 (1)

0.29

134

12

Gas/Oil

B&W

Front

0.76 (1)

0.42

175

18

Gas/Oil

B&W

Front

0.72

0.45

175

9

Gas/Oil

B&W

Front

0.46

0.20

450

24

Oil

Riley

Rear

0.55

0.28

12

4

Oil

CE

Front

0.38

0.23

12

4

Oil

CE

Front

0.38

0.23

12

4

Oil

CE

Front

0.38

0.23

138

9

Gas

Riley

Front

0.45

0.30

153

9

Gas

Riley

Front

0.6

0.30

 

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