Statistics for thought
Car efficiency statistics
|
Model |
Speed 40 mph Gas mileage mpg |
50 mph Gas mileage mpg |
60 mph Gas mileage mpg |
|
Sub compact |
35 |
36 |
29 |
|
Compact |
28 |
30 |
27 |
|
Midsize |
21 |
22 |
20 |
|
Van |
15 |
17 |
13 |
|
Luxury |
13 |
14 |
12 |
Aggressive driving reduces fuel efficiency by 5-33%
Every five miles you drive over 60 mph decreases fuel efficiency by ~10%
Improperly tuned engines can reduce fuel efficiency by 4-40% depending on the malfunction
From EPA and PA DEP
Airplane efficiency statistics
|
Aircraft type |
Total fuel burned in gallons per hour |
Average speed |
|
Boeing 747-400 |
4018 |
|
|
DC-10-1 |
2287 |
|
|
Fokker-100 |
726 |
|
|
Beech 100 |
72 |
|
1 knot = 1 nautical mile per hour = 6076 feet
1 mph = 1 statute mile per hour = 5280 feet
At 41,000 feet, a place comparable to the DC10-3 airplanes can go 509 knot
During take off, that plane might take 20 minutes to go 133 nautical miles and use 1095 lbs of fuel.
Here is another interesting bit of data
|
BOEING 747 |
Minneapolis - Amsterdam |
6035 km (ground distance) |
109.774 l of fuel consumed |
|
|
Detroit-LA |
3663 km (ground distance) |
60,735 |
350 seat capacity
BUS (campus bus service U of Michigan):
annual average fuel consumption per bus = 13421 L
annual average service distance per bus 2534 km
capacity 80 people (KM U. Michigan)