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Functions
WallFrictionModelsTest.C File Reference

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Functions

 TEST (WallFrictionModelsTest, darcy_friction_factor)
 
 TEST (WallFrictionModelsTest, fanning_friction_factor_churchill)
 

Function Documentation

◆ TEST() [1/2]

TEST ( WallFrictionModelsTest  ,
darcy_friction_factor   
)

Definition at line 14 of file WallFrictionModelsTest.C.

15 {
16  ABS_TEST(WallFriction::DarcyFrictionFactor(5.), 20., 1e-13);
17 }
Real DarcyFrictionFactor(const Real &f_F)
Computes Darcy friction factor from Fanning friction factor.

◆ TEST() [2/2]

TEST ( WallFrictionModelsTest  ,
fanning_friction_factor_churchill   
)

Definition at line 19 of file WallFrictionModelsTest.C.

20 {
21  // Re < 10
22  ABS_TEST(WallFriction::FanningFrictionFactorChurchill(1, 1e-5, 2e-2), 1.6, 1e-13);
23  // Re > 10
24  ABS_TEST(WallFriction::FanningFrictionFactorChurchill(100, 1e-5, 2e-2), 0.16, 1e-13);
25 }
Real FanningFrictionFactorChurchill(Real Re, Real roughness, Real D_h)
Computes Fanning friction factor using Churchill correlation.