Struct PipeFlow

Source

pub struct PipeFlow {
    pub area: f64,
    pub velocity: f64,
}

Expand description

A simple cross-sectional pipe flow with area and scalar velocity.

Fields§

§area: f64§velocity: f64

Implementations§

Source §

impl PipeFlow

Source

pub fn new(area: f64, velocity: f64) -> Option<Self>

Creates a pipe flow when area is non-negative and both values are finite.

Examples found in repository ?

examples/basic_usage.rs (line 9)

5fn main() {
6    let Some(water) = Fluid::with_dynamic_viscosity(1000.0, 0.001) else {
7        unreachable!("valid fluid inputs")
8    };
9    let Some(flow) = PipeFlow::new(2.0, 3.0) else {
10        unreachable!("valid pipe-flow inputs")
11    };
12
13    assert_eq!(flow.volumetric_flow_rate(), Some(6.0));
14    assert_eq!(flow.mass_flow_rate(water.density), Some(6000.0));
15    assert!(
16        water
17            .reynolds_number(2.0, 0.1)
18            .is_some_and(|reynolds| (reynolds - 200_000.0).abs() < 1.0e-9)
19    );
20    assert!(
21        drag_force(1.225, 10.0, 0.47, 1.0).is_some_and(|force| (force - 28.7875).abs() < 1.0e-9)
22    );
23}

Source

pub fn volumetric_flow_rate(&self) -> Option<f64>

Computes volumetric flow rate for this pipe flow.

§Examples

use use_fluid::PipeFlow;

let flow = PipeFlow::new(2.0, 3.0).unwrap();

assert_eq!(flow.volumetric_flow_rate(), Some(6.0));

Examples found in repository ?

examples/basic_usage.rs (line 13)

5fn main() {
6    let Some(water) = Fluid::with_dynamic_viscosity(1000.0, 0.001) else {
7        unreachable!("valid fluid inputs")
8    };
9    let Some(flow) = PipeFlow::new(2.0, 3.0) else {
10        unreachable!("valid pipe-flow inputs")
11    };
12
13    assert_eq!(flow.volumetric_flow_rate(), Some(6.0));
14    assert_eq!(flow.mass_flow_rate(water.density), Some(6000.0));
15    assert!(
16        water
17            .reynolds_number(2.0, 0.1)
18            .is_some_and(|reynolds| (reynolds - 200_000.0).abs() < 1.0e-9)
19    );
20    assert!(
21        drag_force(1.225, 10.0, 0.47, 1.0).is_some_and(|force| (force - 28.7875).abs() < 1.0e-9)
22    );
23}

Source

pub fn mass_flow_rate(&self, density: f64) -> Option<f64>

Computes mass flow rate for this pipe flow with a provided density.

Examples found in repository ?

examples/basic_usage.rs (line 14)

5fn main() {
6    let Some(water) = Fluid::with_dynamic_viscosity(1000.0, 0.001) else {
7        unreachable!("valid fluid inputs")
8    };
9    let Some(flow) = PipeFlow::new(2.0, 3.0) else {
10        unreachable!("valid pipe-flow inputs")
11    };
12
13    assert_eq!(flow.volumetric_flow_rate(), Some(6.0));
14    assert_eq!(flow.mass_flow_rate(water.density), Some(6000.0));
15    assert!(
16        water
17            .reynolds_number(2.0, 0.1)
18            .is_some_and(|reynolds| (reynolds - 200_000.0).abs() < 1.0e-9)
19    );
20    assert!(
21        drag_force(1.225, 10.0, 0.47, 1.0).is_some_and(|force| (force - 28.7875).abs() < 1.0e-9)
22    );
23}