ARTIFICIAL DRYING OF FORAGE CROPS 



17 



orome-alfalfa mixture with drum-type portable delujdrator 



FIRST SEASON— Continued 









Power used 



Heat input B. t. u. 











Fuel 











Water 



Temper- 

 ature of 



Power 















used 

 (gaso- 

 line) 



used 

 (No. 2 

 fuel oil) 



input, 

 B. t. u. 



Per 

 ton of 

 hay 



Per 1,000 



pounds of 



water evap- 



Per ton 

 of dried 



Per 1,000 



pounds of 



water evap- 



output 

 per hour 



evapo- 

 rated per 

 hour 



dehy- 

 drated 

 forage in 

 sack 









(gaso- 



orated 



hay 



orated 













line) 



(gasoline) 













Gallons 



Gallons 



Millions 



Gallons 



Gallons 



Millions 



Millions 



Pounds 



Pounds 



°F. 



8.4 



96.5 



13. 51 



4.38 



1.25 



7.01 



2.00 



625 



1,094 



120-138 



7.0 



99.3 



13.91 



5.01 



.88 



10.01 



1.75 



479 



1,371 



117-123 



11.7 



135.8 



19.01 



5.67 



1.12 



9.18 



1.82 



494 



1,247 



113-126 



2.6 



24.2 



3.38 



3.69 



1.21 



. 4.78 



1.56 



694 



1,062 



124-140 



1.8 



14.8 



2.07 



2.86 ! 1.54 



3.30 



1.77 



888 



833 



124-142 



SECOND SEASON— Continued 



25.3 



298.8 



41.82 



3.76 



1.06 ; 6.22 



1.76 



875 



1,547 



120-140 



11.3 



108.1 



15.13 



5.32 



1.24 7.14 



1.66 



778 



1,676 



118-148 



75 



£70 



65 



o 60 



55 



50 



15 



45 



50 



Loss in weight (percent) 

 55 60 



65 



70 

































































































































































































































































vi'i/' j 



































































K&& 





















~*£ 



j//sS 





















u&> 









































IwfcY'' 

















J* 

















■•■$ 

















*+' 



yy 

















v y 



ky 















<§> 



$ 

















































20 25 30 35 40 



Water evaporated to produce a ton of dried 

 material (hundreds of pounds) 



45 50 



Figure 8. — Quantities of water evaporated and loss in weight in drying hay from 

 and to different moisture contents. 



