Aug. 1, 1925 
Tests of Deep-Well Turbine Pumps 
235 
Table II .—Layne & Bowler 5-stage, 14 -inch pump, No. 2, tested March 22 
to April 15, 1915 
Average 
pump 
speed 
Speed 
of pump 
No. 
of 
run 
Pres¬ 
sure 
head 
Suction 
head 
Static 
head 
Ve¬ 
locity 
head 
Total 
head 
Brake 
horse¬ 
power 
Dis¬ 
charge 
Water 
horse¬ 
power 
i 
Effi¬ 
ciency 
R. p. TO. 
R. p. w. 
Ft. 
Ft 
Ft 
Ft 
Ft 
G.p.m. 
P.ct 
890 
1 
83.00 
1.13 
13.58 
-0.00 
97.71 
6.46 
0 
0.00 
0.0 
887 
2 
88.90 
1.47 
13.58 
-.02 
103.93 
7.58 
55 
1.44 
19.0 
886 
3 
86.67 
2.49 
13.58 
-. 14 
102.60 
9.88 
162 
4.19 
42.4 
882 
4 
81.85 
3.28 
13.58 
-. 30 
98.41 
11.76 
235 
5.83 
49.6 
882 
5 
75. 30 
4.24 
13.58 
-.50 
92.62 
12.45 
305 
7.13 
57.3 
878 
6 
71.88 
4.50 
13.58 
-. 55 
89.41 
13.41 
319 
7.19 
53.6 
878 
7 
62.20 
5.37 
13. 58 
-. 79 
80.36 
14.11 
382 
7.74 
54.8 
880 
878 
8 
55.10 
6.04 
13.58 
-. 95 
73. 77 
13. 82 
421 
7.83 
56.7 
878 
9 
47.80 
6.55 
13.58 
-1.12 
66.81 
14.31 
456 
7.68 
53.7 
879 
10 
44.25 
6.86 
13.58 
-1.19 
63. 50 
13.76 
472 
7.56 
54.9 
878 
11 
37.60 
7.40 
13.58 
-1.33 
57.25 
14. 27 
498 
7.19 
50.3 
880 
12 
31.50 
7.80 
13.58 
-1.47 
51.41 
14.63 
520 
6.74 
46.1 
881 
13 
26.00 
8.13 
13.58 
-1. 57 
46.14 
14.04 
538 
6.26 
44.6 
876 
14 
19.40 
8.64 
13.58 
-1. 69 
39.93 
14.06 
559 
5.63 
40.0 
876 
15 
13. 61 
8.89 
13.58 
-1.80 
34.28 
13.83 
574 
4. 96 
35.9 
873 
16 
6.78 
9. 27 
13.58 
-1.90 
27.73 
13.87 
595 
4.16 
30.0 
988 
1 
106.50 
1.41 
13. 58 
-.00 
121.49 
6.39 
0 
.00 
.0 
979 
2 
111. 60 
2.15 
13.58 
-.06 
127.27 
11.74 
108 
3.47 
29.6 
974 
3 
108.04 
3.17 
13.58 
-.22 
124.57 
14.02 
202 
6.35 
45.2 
981 
4 
99.69 
4. 58 
13.58 
-. 52 
117.33 
15.66 
312 
9.25 
59.1 
977 
5 
89.85 
5.54 
13.58 
-.78 
108.19 
17.28 
379 
10.35 
59.8 
973 
6 
77.69 
5.93 
13.58 
-. 96 
96.24 
17.63 
422 
10.25 
58.1 
976 
7 
68.70 
6.84 
13.58 
-1.19 
87.93 
17.78 
468 
10.38 
58.3 
976 
8 
62.30 
7.40 
13.58 
-1.35 
81.93 
16.88 
500 
10.34 
61.1 
978 
979 
9 
56.20 
7.91 
13.58 
—1.' 54 
76.15 
17.07 
531 
10.20 
59.7 
976 
10 
48.90 
8.48 
13.58 
-1.68 
69.28 
17.14 
556 
9.72 
56.6 
972 
11 
43.25 
8.87 
13.58 
-1.80 
63.90 
18.64 
574 
9.26 
49.6 
974 
12 
37.45 
9.38 
13.58 
-1.91 
58.50 
18.67 
595 
8.78 
47.0 
976 
13 
31.90 
9.77 
13.58 
-2.05 
53.20 
16.62 
614 
8.24 
49.5 
982 
14 
26.00 
10.17 
13.58 
-2.16 
47.59 
18.19 
630 
7.56 
41.6 
980 
15 
18.64 
10.65 
13.58 
-2.32 
40.55 
17.56 
654 
6.69 
38.0 
982 
16 
12.94 
10.96 
13.58 
-2.40 
35.08 
17.56 
665 
5.88 
33.5 
980 
17 
6. 55 
11.39 
13.58 
-2.51 
28.81 
18.07 
679 
4.93 
27.3 
1,078 
1 
128.30 
1.47 
13.58 
-.00 
143.35 
8.60 
0 
.00 
.0 
1,075 
2 
137.85 
2.20 
13.58 
-.05 
153.58 
12.78 
97 
3.75 
29.3 
1,072 
3 
136.00 
2.26 
13.58 
-. 14 
151. 70 
12.96 
164 
6.27 
48.4 
1,068 
4 
128.20 
3.73 
13.58 
-.45 
145.06 
17.15 
290 
10.62 
61.8 
1,064 
5 
120.80 
4.53 
13.58 
-. 67 
138.24 
18.16 
350 
12.21 
67.2 
1,064 
6 
112.15 
5.45 
13.58 
-.90 
130.28 
20.61 
406 
13.35 
64.7 
1,064 
7 
103.40 
6.16 
13.58 
-1.06 
122. 08 
20.74 
445 
13. 71 
66.0 
1, 062 
8 
95.70 
6.81 
13.58 
-1.24 
115.12 
21.19 
477 
13.85 
65.3 
1,066 
9 
87.10 
7.52 
13.58 
-1.39 
106.81 
22.62 
508 
13.69 
60.4 
1,066 
1,062 
10 
78.85 
8.14 
13.58 
-1. 62 
98.95 
23. 25 
544 
13.58 
58.4 
1,064 
11 
68. 35 
8.82 
13.58 
-1.82 
88.93 
23.49 
579 
12.99 
55.3 
1,065 
12 
60.20 
9.44 
13.58 
-2.02 
81.20 
23.32 
609 
12.48 
53.4 
1,058 
13 
50.70 
9.77 
13.58 
-2.11 
71.94 
23.20 
622 
11.29 
48.6 
1,062 
14 
42.80 
10.28 
13.58 
-2.27 
64.39 
23.14 
649 
10.55 
45.5 
1,064 
15 
32.90 
1Q.96 
13.58 
-2.46 
54.98 
23.08 
672 
9.32 
40.3 
1,065 
16 
27.20 
11.30 
13.58 
-2.62 
49.46 
22.96 
693 
8.65 
37.6 
1,064 
17 
20.39 
11.81 
13.58 
-2.72 
43.06 
22.51 
706 
7.67 
.34.0 
1,068 
18 
7.07 
12.45 
13.58 
-2.98 
30.12 
22.56 
740 
5.62 
24.9 
1,174 
1 
161.60 
1.30 
« 16.58 
-.00 
179.48 
11.40 
0 
.00 
.0 
1,171 
2 
164.40 
1.92 
16.58 
-.03 
182.87 
12.61 
79 
3.65 
28.9 
1,164 
3 
156.50 
3.64 
16.58 
-.34 
176.38 
21.48 
250 
11.11 
51.7 
i; 162 
4 
151.00 
4.75 
16.58 
-.58 
171. 75 
23.35 
326 
14.13 
60.5 
1,164 
5 
142.80 
5.33 
16.58 
-.81 
163.90 
26.07 
387 
16.00 
61.3 
1,162 
6 
134.20 
6.16 
16.58 
-1.03 
155.91 
26.68 
434 
17.08 
63.9 
1,160 
7 
126.96 
6.86 
13.58 
-1. 21 
146.19 
26.97 
473 
17.45 
64.6 
1,162 
8 
119.45 
7.48 
13.58 
-1.37 
139.14 
27.55 
505 
17.73 
64.3 
1,159 
9 
111. 55 
8.14 
13.58 
-1.53 
131.74 
28.29 
533 
17.72 
62.7 
i; 160 
10 
103.40 
8.81 
13.58* 
-1.75 
124.04 
28.68 
565 
17.68 
61.6 
1, 157 
11 
94.00 
9.47 
13.58 
-1.93 
115.12 
28.73 
596 
17.32 
60.2 
1,161 
1,160 
12 
88.05 
10.03 
13.58 
-2.12 
109.54 
29.07 
624 
17.25 
59.3 
li 161 
13 
81. 60 
10.45 
13.58 
-2.22 
103.41 
28.98 
641 
16.72 
57.6 
1,161 
14 
74.50 
10.85 
13.58 
-2.40 
96.53 
29.06 
665 
16.20 
55.7 
1,164 
15 
66.91 
11.27 
13.58 
-2.51 
89.25 
27.86 
682 
15.36 
55.0 
1, 160 
16 
58.89 
11. 76 
13.58 
-2.67 
81. 56 
28.83 
700 
14.41 
49.9 
1,160 
17 
53.90 
12.03 
13.58 
-2.75 
76.76 
28.02 
709 
13.73 
49.0 
1,158 
18 
47.15 
12.31 
13.58 
-2.83 
70.21 
28.00 
722 
.12.79 
45.6 
1,156 
19 
39.80 
12.65 
13.58 
-2.91 
63.12 
28. 56 
734 
11.69 
40.9 
1 ,158 
20 
33.34 
13.11 
13.58 
-3.10 
56.93 
28.80 
754 
10.82 
37.6 
1, 158 
21 
27.10 
13.44 
13.58 
-3.16 
50.96 
28.68 
762 
9.80 
34.1 
1,158 
22 
28.80 
12.89 
13.58 
-3.11 
52.16 
29.08 
' 754 
9.92 
34.1 
i; 153 
23 
21.90 
13.32 
13.58 
-3. 21 
45.59 
28.93 
768 
8.83 
30.5 
1,158 
24 
15.50 
13.72 
13.58 
-3.28 
39.52 
29.03 
776 
7.74 
26.6 
Static head for pressure gauge= 16.58. Static head for mercury column=13.58, 
