PERFORMANCE OF A FUEL-INJECTION SPARK-IGNITION ENGINE USiNG A HYDROGENATED SAFETY FUEL

This report prewnts the performance of a tingle-cybinder teat engine wing a hydrogenuied 8ajety fuel. The 8afety jud ha-s a fl~h point oj 1$!6 ° F. (Clevelund open-cup method), which is high emnqh to remove most oj tha $re hazard, and an oetune number oj 96, which pe)miis higher compression ra#io8 to be used than are permi.wible wiih most undoped gwolina. The juel wm injected into the engine cylinder, except for a jew comparative rwrM &h gmolim, when a carburetor waa used, The ted8 were made with impression ratw8 oj 6.86 and 7.0, calve timing8 gioing 30 ° and 130 ° overlap, inlet pressures jrom atmospheric to 6 inch oj mercury boost, and engine 8p & jrom 1#60 to 2,,!?00 r.p.m. Under.similur wruldions tha power obtaimd wi$h the sajety juel was the same m that obtaimd with gmoli~