Acoustic Pyrometer

1Bonnenberg+ Drescher

Projektentwicklung GmbH

Bonnenberg + DrescherProjektentwicklung GmbHIndustriepark Emil MayrischD 52457 Aldenhoven

acoustic gas temperature measurement system agam

[email protected]@budi.deTelefon: 0049-(0)2464-5810Fax: 0049-(0)2464-58136

Bonnenberg+ Drescher




C = speed of soundT = true" gas temperatureM = molecular weightR = universal gas constant = specific heat

T = 1000 C C = 686 ? m/s

TM

RC ..=



temperature = 1000 c

speed of sound = 686 ? m/s

CO2 = 18-14 Vol. %O2 = 2 - 6 Vol. %CO = 100-1000 mg/Nm3H2O = 19-21 Vol. %dust = 10-15 g/Nm3

unaccuracy < 1,5 %

5 m/sgas composition (lignite)



acoustic gas temperature measurement system

TM

RC ..=

4 Transceiver, 6 paths 8 Transceiver, 21 paths

6 Transceiver, 12 paths 8 Transceiver, 24 paths



Transceiver unit



transition cone



Transceiver unit above SNCR

Transceiver unit below SNCR



PCU

Auenansicht Innenansicht Rckwand

Innenansicht Tr

10



PCU and evaluation unit (2 lines) (19 rack)

11



Evaluation unit(19 rack)

12



3 evaluation units (one 19 rack)

13



13Bi directional measurement of an acoustic path

wasteaux. Burner

(gas)

14



15



16



configuration at the furnace exit in 800 to 930 MWel.lignite with display of temperature results (isothermal

map and deviation from average in 4 zones),

furnace exit

100 m

OFA 3

OFA 2

OFA 1

burner level 2

burner level 130 m

17



results of temperature balancing control in waste to energy (AZN Moerdijk)

600

700

800

900

1000

1100

12000

0

:

0

0

0

1

:

3

9

0

3

:

1

8

0

4

:

5

8

0

6

:

3

7

0

8

:

1

6

0

9

:

5

5

1

1

:

3

4

1

3

:

1

2

1

4

:

4

7

1

6

:

1

5

1

7

:

0

1

1

7

:

4

6

1

8

:

3

0

1

9

:

1

4

1

9

:

5

8

2

0

:

4

2

2

1

:

2

6

2

2

:

1

0

2

2

:

5

6

2

3

:

4

1

time

t

e

m

p

e

r

a

t

u

r

e

i

n

C

without agam control with agam control

18



temperature differences between front and rear wall in a hard coal furnace

Backwall

Frontwall

T

i

n

K

12

3

4

65

7

8

19



Bonnenberg + DrescherProjektentwicklung GmbHIndustriepark Emil MayrischD 52457 Aldenhoven

acoustic gas temperature measurement system agam

Your Local Contact:Hitech Systems & Services LtdWhite House 119,Park StreetKolkata-700016 IndiaTel;91-11-22290045 Fax;91-11-22291264E-mail: [email protected]:www.hitech.in



Acoustic Pyrometer

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