---------+--------------+---------+ | | | | | | | | | | | | | | Total | | | units | | | per | | Total | pound | | British | of | | thermal | com- | Name. | units. |bustible.| ---------+--------------+---------+ | Q. | R. | Root |32,751,834.34 |10,281.53| Allen |46,387,827.1 |10,246.92| Phleger |23,066,685.39 |10,143.66| Lowe |37,228,739.072|10,048.24| Blanchard|11,485,777.35 |10,964.94| ---------+--------------+---------+ ---------+-------------------------------+---------------+ | | Actual | | Apparent Evaporation. | Evaporation. | +-----+---------+-------+-------+-----+---------+ | | | | | | | | | | Per | Per | | | | | | square| square| | | | | Per |foot of|foot of| | Per | | Per | pound | grate |heating| Per | pound | |pound| of |surface|surface|pound| of | | of | com- | per | per | of | com- | Name. |coal.|bustible.| hour. | hour. |coal.|bustible.| ---------+-----+---------+-------+-------+-----+---------+ | S. | T. | U. | V. | W. | X. | Root | 7.34| 8.76 | 86.09| 2.65 | 7.34| 8.76 | Allen | 7.38| 8.76 | 102.51| 3.59 | 7.38| 8.76 | Phleger | 7.26| 8.95 | 73.70| 2.83 | 7.07| 8.70 | Lowe | 7.68| 9.12 | 75.06| 3.10 | 7.20| 8.55 | Blanchard| 8.24| 9.69 | 99.53| 1.92 | 8.00| 9.41 | ---------+-----+---------+-------+-------+-----+---------+ ---------+---------+----------+-------+-------- | | | | | Equiv- | Square | | Effi- | alent | feet | Coal, | ciency; | evapo- |of heating| lbs. | actual | ration | surface | per | evapo- | of water| required | square| ration | at 212° | to evapo-| foot, | of fuel |Fahr. and| rate one | grate | divided | atmos- |cubic foot|surface| by | pheric | of water | per | theo- Name. |pressure.| per hour.| hour. |retical. ---------+---------+----------+-------+-------- | Y. | Z. | Z. 1 | Z. 2 Root | 10.64 | 23.59 | 11.73 | 0.709 Allen | 10.60 | 17.41 | 13.88 | 0.707 Phleger | 10.49 | 22.74 | 10.13 | 0.699 Lowe | 10.40 | 21.63 | 9.71 | 0.693 Blanchard| 11.34 | 33.48 | 12.10 | 0.756 ---------+---------+----------+-------+--------