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Vhave neither given nor ceseived unauthorized ausistance on this assignment: PLEDGE Agro, Aue dr Marne rs opines ing ibpted lecture notes permitted Qoizg 2 16% of final grade) -- Duration. 46 atin eset that cin aan on oither Heavy Fuel Ou turbocharged, Sustinder, medium-speed di fesel OL (MDC with lower CHEC? with lower heating value 41000k Ekg) or Marine heating value 42700k34 ; 5G gpm Gaominal speed) Brake p power SPO 186.5 wkWh when running on MDO Cytinder bore 400 mum. Stroke length 600 oun Conmpression ratier 13 Survenging air pressure A bar fabsolute) Scavenging air temperature 1 ES°C Gas constant for aiz 287 deke Lg Cstenlate the mean ¢Bective pressure (MEP), mean piston speed and overall efficiency of the engine. 2. Assuming thal BMEP and overall engine efllciency are . tahadate 2 apecific fuel consumpiion (SFOC) aod fuel mass Now rate wher fanning on HEED ton yatio is equal Wi die geometric ane, valoulate the siass of the scaveny y charge at the start of the compression stage. Using the soayen valoe and taking into account that that the a S-suoke estimate the alr masa Gow vate through and specific any Con vaurepbion {sac) of the engine, Ov you expect the actual air consumption to be higher, lower or the same compared te the value you calculated and why? 3. EB assuming dur the effective compres Problem (0) Consider the generic Seiliger cvele. Qualitatively explain the effect of a slight fe.g. S’) increase in the oyelo’s peak pressure on efficiency without changing the BDC or the compression ratio or the saput beat added ta the evele. Use p-Viv and T-Sis charts as you see appropriate to fully jestify your answer. 
