DE. J. P. JOULE ON THE SUEFACE-CONDENSATION OF STEAM. 
159 
propelled in a dii’ection contrary to that of the Steam. 
8. 
9. 
10. 
11. 
12. 
13. 
14. 
15. 
16. 
17. 
Quantity of water in 
pounds, equal in capa- 
city for heat to the 
refihgerating air. 
"Weight of condensed 
water, in pounds. 
Tempera- 
ture of 
condensed 
water. 
Total heat 
of steam. 
Barometer, 
minus 
Tacuum- 
gauge, or 
pressure in 
the con- 
denser, in 
inches of 
mercury. 
Tempera- 
ture due 
to the 
pressure 
in the 
condenser 
per 
Regnault’s 
tables 
Conduction 
of heat 
per square foot 
of the surface 
of the steam- 
pipe, or 
’Mm 
No. 
In experi- 
ment. 
Per hour 
(«')• 
In experi- 
ment. 
Per hour. 
6-614 
6-614 
1-09 
1-09 
95-29 
582-48 
25-88 
0 
96 
34-58 
1 
5-622 
5-622 
0-754 
0-754 
93-55 
665-15 
21-19 
90-63 
49-08 
2 
6-244 
6-244 
0-85 
0-85 
71 
661-39 
30-5 
100-56 
36-75 
3 
5-28 
6-6 
0-69 
0-86 
71-68 
595-55 
22-744 
92-5 
18-16 
4 
6-707 
6-707 
0-996 
0-996 
84-07 
568-22 
27-268 
97-42 
18-66 
5 
i 4'56^ 
1 
4-562 
0-661 
0-661 
90-31 
571-35 
27-26 
97-41 
10-36 
6 
8-298 
8-298 
0-948 
0-948 
90-4 
653-23 
27-857 
98-01 
16-03 
7 
8-3 
8-3 
0-865 
0-865 
83-97 
658-16 
25-446 
95-52 
15-17 
8 
10-157 
10-157 
1-129 
1-129 
90-55 
640-23 
26-328 
96-45 
17-94 
9 
10-157 
10-157 
1-133 
1-133 
92-22 
643-37 
26-25 
96-38 
18-06 
10 
25-208 
31-51 
1-375 
1-719 
68-68 
651-86 
27-33 
97-49 
19-78 
11 
32-085 
32-085 
2-076 
2-076 
98-43 
633-8 
30-01 
100-08 
21-19 
12 
32-14 
32-14 
2-08 
2-08 
97-73 
634-37 
30-05 
100-11 
21-49 
13 
14-97 
14-97 
1-156 
1-156 
98-25 
590-21 
30-03 
100-1 
11-43 
14 
13 
13 
1-006 
1-006 
97-21 
600-56 
30-146 
100-21 
10-31 
15 
8-4 
8-4 
1-109 
1-109 
97-37 
574-63 
30-09 
100-16 
14-13 
16 
18-5 
18-5 
1-92 
1-92 
99-39 
604-48 
30-366 
100-42 
24-29 
17 
4-64 
4-64 
0-548 
0-548 
102-61 
610-64 
30-06 
100-13 
13-83 
18 
7-744 
7-744 
0-748 
0 
00 
102-55 
670-61 
30-08 
100-15 
19-55 
19 
5-578 
5-578 
0-506 
0-506 
96-86 
608-81 
30-04 
100-11 
21-14 
20 
9-122 
9-122 
0-629 
0-629 
99-12 
657-47 
30-06 
100-13 
27-42 
21 
