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Bioresources and Bioprocessing

Table 6 Geometric shapes and dimension ratios used in Frank-Kamenetskii model

From: Investigation into the combustion kinetics and spontaneous ignition of sweet sorghum as energy resource

Geometric shape

Dimension ratio

Geometric shape

Dimension ratio

d/h

Note

h/l

h/w

Note

Cylinder

1/10 (0.1)

(h > d)

Box

1/2 (0.5)

1/2 (0.5)

(h < l,w) (l > w)

 

1/3.3 (0.3)

  

1/4 (0.25)

1/2 (0.5)

 
 

1/2 (0.5)

  

1/8 (0.125)

1/2 (0.5)

 
 

1/1.4 (0.7)

  

1/4 (0.25)

1/4 (0.25)

 
 

1/1.1 (0.9)

  

1/8 (0.125)

1/4 (0.25)

 
    

1/16 (0.0625)

1/4 (0.25)

 
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