XIII, A. 3 Ycasiano and Valencia: Producer-gas Plant 



105 



The width of each bar is 15 millimeters, and the distance 

 between any two consecutive bars is also 15 millimeters. The 

 grate has a total area of 3,096 square centimeters, with a ratio 

 between air space and grate surface of one to two. 



Fio. 4. Front elevation of the gas generator. For the purpose of flood- 

 ing the ash pit, the water is supplied by the pipe B, in which the 

 rate of flow may be regulated by the two valves C. The water 

 supply pipe has an exit into the ash pit wall opposite the air 

 intake and also through the [/-pipe A, which constitutes the overflow 

 O to the sewer. 



