i feel a need - stanford universityweb.stanford.edu/class/me29si/materials/lecture2_highres.pdf ·...
TRANSCRIPT
![Page 1: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/1.jpg)
ME29SI Lecture 2
Propulsion:I feel a need...
![Page 2: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/2.jpg)
Combustion
Fuel + Air Heat + Water + Carbon Dioxide + Nitrogen
14.7:1 Air:Fuel Ratio for Stoiciometric in Petrol
![Page 3: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/3.jpg)
![Page 4: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/4.jpg)
Imports
• Canada (23.3%)
• Venezuela (10.7%)
• Saudi Arabia (10.4%)
• Mexico (9.2%)
• Nigeria (8.3%)
![Page 5: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/5.jpg)
Oil
![Page 6: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/6.jpg)
Engines
![Page 7: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/7.jpg)
Chevrolet Corvette ZR1
Powered by 6.2L Supercharged V8 (LS9)
638 hp at 6500 RPM
604 ft-lb at 3800 RPM
9.9:1 Compression
3.3 0-60 mph
205 mph+ top speed
$111,100
![Page 8: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/8.jpg)
![Page 9: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/9.jpg)
Internal Combustion
Suck
Blow Squish
Bang
![Page 10: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/10.jpg)
Ideal Gas Law
pV = nRT
p: Pressure
V: Volume
n: Amount of Gas
R: Universal Gas Constant
T: Temperature
![Page 11: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/11.jpg)
V8 Cylinder Block
![Page 12: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/12.jpg)
Engine Configurations
![Page 13: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/13.jpg)
Piston - Disassembled
![Page 14: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/14.jpg)
Piston - Assembled
![Page 15: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/15.jpg)
Crankshaft
![Page 16: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/16.jpg)
Oil Pan
![Page 17: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/17.jpg)
4 Stroke, SI, Piston Engine
![Page 18: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/18.jpg)
Cylinder Head/Valves
LS9 Exploded
![Page 19: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/19.jpg)
![Page 20: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/20.jpg)
Camshaft Video
![Page 21: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/21.jpg)
Spark Ignition
Used in nearly all gasoline engines
Much improved in last 30 years
Timing important
Distributors-->Coil near/on Plug
![Page 22: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/22.jpg)
Compression Ignition (Diesel)
![Page 23: I feel a need - Stanford Universityweb.stanford.edu/class/me29si/materials/lecture2_highRes.pdf · 3.3 0-60 mph 205 mph+ top ... 4 Stroke, SI, Piston Engine. Cylinder Head/Valves](https://reader031.vdocuments.mx/reader031/viewer/2022022521/5b26aaef7f8b9a231b8b4ac2/html5/thumbnails/23.jpg)
Rotary (Wankel) Engine
Video
Mazda RX-8