Design Guidelines for High Performance Industrial Furnaces - High Temperature Air Combustion: From Energy Conservation to Pollution Reduction - page 254

7

6

5

4

Analysis
Survey

3

2 0

20 40 60 80 100

Length Ratio, %

FIGURE 5.9 Recirculating ratio and the lengths of an intermediate partition.

Intermediate
partition
wall

0 %

43 %

73 %

FIGURE 5.10 Effect of the lengths of an intermediate partition on velocity distribution.

Vertical measurement section

Horizontal
measurement
section

0.5 x 5 pitch 0.2 5 0.1 x 5 pitch

unit m

FIGURE 5.11 Measurement locations.