TRIALS OF A 0.5 HORSE POWER RIEDINGER ROTARY ENGINE. _____________________________________________________________________ | | | | Number of trials. | I. | II. | III. | IV. __________________________________________|______|______|______|_____ | | | | Initial pressure of air. lb. per sq. in. | 54 | 69.7 | 85 | 71.8 " temperature of air. deg. Cent. | 170 | 180 | 198 | 8 Final " " " | 25 | 20 | ... | 25 Revolutions per minute. | 335 | 350 | 310 | 243 Foot pounds per second measured on | | | | brake. | 271 | 477 | 376 | 316 Consumption of air per horse power | | | | and per hour. | 883 | 791 | 900 |1,148 __________________________________________|______|______|______|______ TRIAL OF AN 80 HORSE POWER (NOMINAL) FARCOT STEAM ENGINE. ___________________________________________________________________ | R p | | | | e e | I | | Consumption of | v r | n | Temperature | air per horse | o | d h p| of air. | power and per | l m | i o o| | hour. | u i | c r w|__________________|________________ | t n | a s e| | | | Motor. | i u | t e r|Admission|Exhaust.|Nominal| Brake | o t | e .| | | horse | horse | n e | d | | | power.| power. _________________|_s_.__|______|_________|________|_______|________ | | | deg. C | deg. C | | Nominal 80 horse | 54.3 | 72.3 | 129 | 21 | 469 | 517 power single | 54.3 | 72.3 | 152 | 29 | 437 | 475 cylinder Farcot | 54.0 | 72.3 | 160 | 35 | 424 | 465 engine. | 40 | 65.0 | 170 | 49 | 438 | 477 _________________|______|______|_________|________|_______|________