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4. Calculate the mean piston speed, bmep, and specific power of the diesel engines in Figs. 1-20, 1-21, 1-22, 1-23, and 1-24 at their maximum rated power. Briefly explain any significant differences. Synos Isu Indo 18.0 Lahug GRUB 0 0293 dapat ellenbe stod at Ludwi iyin yuv elgu Sigit set sig wols Amet FIGURE 1-2019 based elle 14 gniluast odi so dism sdi otni ant ni awooo nodt gnizim hoo ai noitaudmoo bns is gainiamor asia onigns aids ni beau vilsaron ai si alad badtoot syd basqa ftstelor. ea quinig od of zoaluq lot oiveestdaid todando visilius su ai nwors oels auzub Direct-injection four-stroke cycle six-cylinder turbocharged Cummins diesel engine. Displaced volume 10 liters, bore 125 mm, stroke 136 mm, compression ratio 16.3, maximum power 168 to 246 kW at rated speed of 2100 rev/min. (Courtesy Cummins Engine Company, Inc.) outral e blos gadw vistoupabs 11612 bi esnas moont 10 must uary 07 beasig 34 INTERNAL COMBUSTION ENGINE FUNDAMENTALS 1013 BURUT orig bas WOO ai fan (Gay) llunk OF VINEZSO nario 21 freiges Basib to asia bure you better at dudw aixe bailys od) gaat 13-1501 sisupsba svairlos of wab otsabt-to-ital awoda to evout 215l Jou) ad eslod, svit ni browolt is (guihiya) sds onigo foesib lo qys woda 15-1 sugit B me sib slidom Yoomad eenignto rogal man booge baaoito a kije 20161 pojni moo FIGURE 1-21 Four-cylinder naturally aspirated indirect-injection automobile Volkswagen diesel engine.14 Dis- placed volume 1.47 liters, bore 76.5 mm, stroke 80 mm, maximum power 37 kW at 5000 rev/min. hoyot 20 518 But 300 POD 337006 17 forint 200 A TRUON EV ng pring, ad F. leksib ent pot se Hisad Jansetze aris no stwodz zwold an old ads arourojaa By now the 3 of to plasd out at odT zire isbally odt to sendt of salimie thatnost a talage ods sie alssi s hoialugong saint not best odnos do thebliled the valkoq b cnniego Habi FIGURE 1-22 Turbocharged aftercooled direct-injection four-stroke cycle Caterpillar six-cylinder in-line heavy-duty truck diesel engine. Bore 137.2 mm, stroke 165.1 mm, rated power 200-300 kW and rated speed of 1600-2100 rev/min depending on application. (Courtesy Caterpillar Tractor Company.) 36 INTERNAL COMBUSTION ENGINE FUNDAMENTALS 18 gole igi odw -ody 49814/ Isasi notonl asHis xsmblova bogtedo 00 1sguarls boloos FIGURE 1-23 V-8 air-cooled direct-injection naturally aspirated diesel engine. Displacement 13.4 liter, bore 128 mm, stroke 130 mm, compression ratio 17, maximum rated power 188 kW at rated speed of 2300 rev/min. (Courtesy Klcker-Humboldt-Deutz AG.5) -lounos duw) ologs, in sying son odi nabrilya Jenis domst Esq bhe be OSTO 201 of not otni vi Selb sh omalt gnizi nolar qa olay OFT 199119 BIATHMA ENGINE TYPES AND THEIR OPERATION 37 Alal usturo vitayp noning lout art blova edstedt brze) innor s edt gaivisyyd lovel owog enigns odi gail sneb, drow skimining of ballonding wolk sin oft e polls to se ne nou? (tobailys odi er noowlod 22000 grixi od ni souborg of The peuliw six fe-bul boilietle rigas buahuased nouing to oroir si in gulg opkomen dat is die plant not usmerioper uvedr.laup noilingi dgid diiw elsul 101 le blugii to samo obiw s dilw a to ay isanlib yas ICO eskan ed abbig big wake wot est Joue geblut to airisq usod svart emoz genoteile ovitomotus ei suit trus zonigns folum 10 108Tolof-tal heb motely challsuen ei dd boss Bostate ostai gnitub beter in tot el Baixits-tout biges ovoirlon adiess and to esta asst gahubwod sd 2012 FIGURE 1-24qtivob ori estingi ogrodo Large Sulzer two-stroke turbocharged marine poo 67 nois diesel engine. Bore 840 mm, stroke 2900 mm, rated power 1.9 MW per cylinder at 78 rev/min, 4 to 12 cylinders. (Courtesy Sulzer Brothers Ltd.) eldT ods 2.4) Fig 1-20: 1406 kPa, 9.5 m/s, 3340 kW/m Fig 1-21: 604 kPa, 13.3 m/s, 2012.5 kW/m Fig 1-22: 1171 kPa, 11.6 m/s, 3382 kW/m Fig 1-23: 732 kPa, 10 m/s, 1826.2 kW/m Fig 1-24: 909 kPa, 7.54 m/s, 3428 kW/m