def test_k_value_reduction_from_very_large_pipe_turbulent(self):
self.assertAlmostEqualQuantity(
k.k_value_reduction(pipe.OD(400 * u.inch), pipe.OD(4 * u.inch),
4 * u.L / u.s), 222469.482 * u.dimensionless,
2)
def test_k_value_reduction_laminar(self):
self.assertAlmostEqualQuantity(
k.k_value_reduction(pipe.OD(1 * u.inch), pipe.OD(0.5 * u.inch),
0.1 * u.L / u.s),
2.2100363820127233 * u.dimensionless)
def test_k_value_reduction_square_turbulent(self):
self.assertAlmostEqualQuantity(
k.k_value_reduction(pipe.OD(4 * u.inch), pipe.OD(2 * u.inch),
4 * u.L / u.s),
5.689246477984541 * u.dimensionless)
def test_k_value_reduction_from_very_large_pipe_turbulent(self):
self.assertAlmostEqual(
k.k_value_reduction(pipe.OD(400), pipe.OD(4), 4 * u.L / u.s),
105560.31724275621)
def test_k_value_reduction_laminar(self):
self.assertAlmostEqual(
k.k_value_reduction(pipe.OD(1), pipe.OD(0.5), 0.1 * u.L / u.s),
2.1802730749680945)
def test_k_value_reduction_square_turbulent(self):
self.assertAlmostEqual(
k.k_value_reduction(pipe.OD(4), pipe.OD(2), 4 * u.L / u.s),
5.6677039356929662)