00:01
Estimate the total pressure drop.
00:03
So we're given that q is 4 .4 times 10 to the 7 gallons per day.
00:10
But this can be also written as 1 .93 meters cubed per second.
00:18
Now, our area is just pi over 4 times diameter squared.
00:23
And so, plugging in our diameter, we find our area to be 1 .16 meters squared.
00:29
Our volume is then q divided by a, which is 1 .65, or velocity meters per second.
00:38
The density of crude oil is 858 .2, and our dynamic viscosity, mu, is 0 .038.
00:49
Now we want to find our pressure drop.
00:52
So, our pressure drop, well, let's first calculate our reynolds number, which is just our density times v, times.
01:02
D divided by mu.
01:05
And so we get 4549...