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Experiments upon the Tremont Turbine.
21
Elevation of the pointer on the bell crank
Time. | Differences. | Time. | Differences. | Time. | Differences. | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
H. | min. | sec. | Seconds. | H. | min. | sec. | Seconds. | H. | min. | sec. | Seconds. |
4. | 55. | 0. | 0.19 | 4. | 59. | 30. | 0.20 | 5. | 4. | 0. | 0.17 |
30. | 0.13 | 5. | 0. | 0. | 0.18 | 30. | 0.18 | ||||
56. | 0.13 | 30. | 0.19 | 53 | 0.24 | ||||||
30. | 0.14 | 1. | 0.21 | 0.18 | |||||||
57. | 0.15 | 30. | 0.17 | 6. | 0.19 | ||||||
30. | 0.19 | 2. | 0.20 | 30. | 0.19 | ||||||
58. | 0.20 | 30. | 0.19 | 7. | 0.16 | ||||||
30. | 0.19 | 3. | 0.19 | 30. | 0.14 | ||||||
59. | 0.21 | 30. | 0.19 |
Note. The extremity of the pointer was 6.5 feet from the fulcrum of the bell crank. When the horizontal arms of the bell crank were level, the height of the pointer was 0.20 feet.
Height of the water above the wheel.
Taken in the forebay by Mr. John Newell.
Time. | Differences. | Time. | Differences. | Time. | Differences. | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
H. | min. | sec. | Height, in feet. | H. | min. | sec. | Height, in feet. | H. | min. | sec. | Height, in feet. |
4. | 55 | 0. | 15.100 | 4. | 59. | 30. | 15.110 | 5. | 4. | 0. | 15.120 |
30. | 15.100 | 5. | 0. | 15.115 | 30. | 15.120 | |||||
56. | 15.100 | 30. | 15.120 | 5. | 15.120 | ||||||
30. | 15.100 | 1. | 15.120 | 30. | 15.115 | ||||||
57. | 15.110 | 30. | 15.110 | 6. | 15.115 | ||||||
30. | 15.115 | 2. | 15.105 | 30. | 15.110 | ||||||
58. | 15.110 | 30. | 15.100 | 7. | 15.110 | ||||||
30. | 15.100 | 3. | 15.115 | 30. | 15.110 | ||||||
59. | 15.105 | 30. | 15.125 |
Note. The top of the weir is the zero point of the gauge in the forebay.
Height of the water after passing the wheel.
Taken in the forebay by Mr. Lloyd Hixon.
Time. | Differences. | Time. | Differences. | Time. | Differences. | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
H. | min. | sec. | Height, in feet. | H. | min. | sec. | Height, in feet. | H. | min. | sec. | Height, in feet. |
4. | 56. | 0. | 2.20 | 5. | 0. | 0. | 2.21 | 5. | 4. | 0. | 2.22 |
30. | 2.21 | 30. | 2.21 | 30. | 2.21 | ||||||
57. | 2.21 | 1. | 2.21 | 5. | 2.21 | ||||||
30. | 2.21 | 30. | 2.21 | 30. | 2.21 | ||||||
58. | 2.21 | 2. | 2.21 | 6. | 2.21 | ||||||
30. | 2.21 | 30. | 2.21 | 30. | 2.20 | ||||||
59. | 2.20 | 3. | 2.20 | 7. | 2.22 | ||||||
30. | 2.21 | 30. | 2.20 | 30. | 2.20 |
Note. The top of the weir is the zero point of the gauge in the forebay.