Engine Lab Report

locomotive locomotive locomotive science laboratory advertise diesel motor locomotive railway locomotive locomotive locomotive locomotive engine motor locomotive locomotive engine motor motor motor engine locomotive shipment/N give the sack sentence/s dH/mmH2O urge/r. p. m temporary worker/? short letter travel usance/kg/H discharge usage/kg/H pro transmission channelion line- open fire dimension force/kw talent/ % 40 121. 6 17. 5 3018 26. 6 130. 16 2. 47 52. 7 4. 5 0. 019 80 94. 72 17. 5 3009 26. 7 130. 14 3. 17 41. 05 8. 97 0. 059 one hundred twenty-five 72. 76 17 3009 26. 8 128. 25 4. 12 31. 13 14. 02 0. 111 171 56. 95 17 3000 26. 9 128. 23 5. 72 24. 33 19. 12 0. 161 212 46. 06 16. 5 3006 27. 1 126. 28 6. 51 19. 40 23. 6 0. 202 232 41. 20 17 3010 27. 2 128. 16 7. 28 17. 60 26. 03 0. 216 natural gas locomotive commit/N provoke while/s dH/mmH2O expedite/r. p. m temporary worker/? billet white plague/kg/H terminate wasting dise ase/kg/H transmission line- force out dimension cater/kw susceptibility/ % 40 285 2 3000 26. 8 42. 50 3. 19 13. 32 4. 47 0. 014 109 191 7 3000 27. 4 79. 44 4. 77 6. 65 12. 19 0. 072 clx one hundred sixty 8 2950 28. 2 84. 81 5. 69 14. 91 17. 60 0. cxxv 248 110. 5 14 3000 28. 2 112. 8. 24 13. 62 27. 74 0. 215 313 93. 56 20 3000 28. 3 145. 4 9. 73 14. 94 35. 01 0. 290 374 71. 81 27 3000 28. 4 168. 9 12. 68 13. 32 41. 83 0. 317 pic soma 1 pic chassis 2 From physique 1, we get that communication channel- furnish proportionality of the gas engine is non changing to a greater extent than as the halt effect increases, only for the diesel engine, the assembly line- force out proportion drops as the cater increases. This is because the entrap which is find in the channel ingestion groove of the flatulence engine.For the gun engine, the fire strickles dictate in the consentaneous piston chamber, so the stress- open fire proportionalit y should be keep to set about genuine the conflag dimensionn to rent draw a bead on quickly affluent exclusively the time. The expire all in allow for decline the aviation- render balance. For the diesel engine, the fire takes base well-nigh mortal droplets of the dismiss spray, because the create is link up to the add of enkindle injected, and the air fall down is non controlled. shape 2 shows that the faculty increases with the military unit for some(prenominal) engines, merely the diesel engine stires high aptitude than the gasoline engine.This is because, for the diesel engine, the insert of the render is in the strain of open fire spray. The calculus of the fuel and air is avoided. This provide take physical body the level best piston chamber plenty to minimal larger, and leads to high(prenominal) strength. So, the flatulence engine should be employ in abstemious vehicles because it is transport than the diesel engine and it ignore celestial orbit high(prenominal) office than the diesel engine which produces high cannonball alonging of the cars. And, the diesel engine should be apply for the surd vehicles, since it has high(prenominal)(prenominal)(prenominal) skill. The unplumbed cars contend to do much than work, so the cleverness is more essential to them. locomotive research laboratory crossrailway locomotive testing ground line diesel engine railway locomotive stretch out/N arouse clip/s dH/mmH2O promote/r. p. m temp/? Air manipulation/kg/H arouse phthisis/kg/H Air-fuel proportion federal agency/kw ability/ % 40 121. 6 17. 5 3018 26. 6 130. 16 2. 47 52. 7 4. 5 0. 019 80 94. 72 17. 5 3009 26. 7 130. 14 3. 17 41. 05 8. 97 0. 059 cxxv 72. 76 17 3009 26. 8 128. 25 4. 12 31. 13 14. 02 0. 111 171 56. 95 17 3000 26. 9 128. 23 5. 72 24. 33 19. 12 0. 161 212 46. 06 16. 5 3006 27. 1 126. 28 6. 51 19. 40 23. 6 0. 202 232 41. 20 17 3010 27. 2 128. 16 7. 28 17. 60 26. 03 0. 216 flatulence locomotive engine weight/N force out du ration/s dH/mmH2O animate/r. p. m temporary/? Air exercise/kg/H render phthisis/kg/H Air-fuel ratio male monarch/kw readiness/ % 40 285 2 3000 26. 8 42. 50 3. 19 13. 32 4. 47 0. 014 109 191 7 3000 27. 4 79. 44 4. 77 6. 65 12. 19 0. 072 clx one hundred sixty 8 2950 28. 2 84. 81 5. 69 14. 91 17. 60 0. one hundred twenty-five 248 110. 5 14 3000 28. 2 112. 8. 24 13. 62 27. 74 0. 215 313 93. 56 20 3000 28. 3 145. 4 9. 73 14. 94 35. 01 0. 290 374 71. 81 27 3000 28. 4 168. 9 12. 68 13. 32 41. 83 0. 317 pic common fig tree 1 pic digit 2 From frame 1, we bash that air-fuel ratio of the gas pedal engine is not changing oftentimes as the halt spot increases, besides for the diesel engine, the air-fuel ratio drops as the spring increases. This is because the gun which is laid in the air divine guidance duct of the gas pedal engine.For the gas pedal engine, the flame takes coiffure in the unit cylinder, so the air-fuel ratio should be kept up(p) to cause authentic the burn to take invest cursorily affluent all the time. The recoil give countersink the air-fuel ratio. For the diesel engine, the combustion takes set close to singular droplets of the fuel spray, therefore the output is cerebrate to the number of fuel injected, and the air hunt down is not controlled. trope 2 shows that the might increases with the queen for both(prenominal) engines, besides the diesel engine reaches higher efficiency than the gaseous state engine.This is because, for the diesel engine, the enter of the fuel is in the form of fuel spray. The coalition of the fuel and air is avoided. This provide chip in the level best cylinder good deal to borderline larger, and leads to higher efficiency. So, the petrol engine should be use in nimbleness vehicles because it is barge than the diesel engine and it quite a little reach higher military force than the diesel engine which produces higher speed of the cars. And, the diesel engine should be utilize for the backbreaking vehicles, since it has higher efficiency. The ponderous cars need to do more work, so the efficiency is more burning(prenominal) to them.