Пример #1
0
            mass_density * bulk_velocity**2.0)
        bulk_reynolds_number = bulk_velocity * hydraulic_diameter / kinematic_viscosity

        friction_velocity = (wall_shear_stress / mass_density)**0.5
        viscous_length_scale = kinematic_viscosity / friction_velocity
        friction_reynolds_number = half_height / viscous_length_scale

        speed_of_sound = sd.liquid_water_speed_of_sound(temperature)
        bulk_mach_number = bulk_velocity / speed_of_sound
        friction_mach_number = friction_velocity / speed_of_sound

        series_identifier = sd.add_series(
            cursor,
            flow_class=flow_class,
            year=year,
            study_number=study_number,
            series_number=series_number,
            number_of_dimensions=2,
            coordinate_system=sd.RECTANGULAR_COORDINATE_SYSTEM,
        )

        sd.add_working_fluid_component(
            cursor,
            series_identifier,
            sd.WATER_LIQUID,
        )

        sd.update_series_geometry(cursor, series_identifier,
                                  sd.RECTANGULAR_GEOMETRY)

        sd.set_series_value(
Пример #2
0
        Re_bulk = bulk_velocity * diameter / kinematic_viscosity

        volumetric_flow_rate = 0.25 * math.pi * diameter**2.0 * bulk_velocity

        speed_of_sound = sd.sdfloat("inf")
        if (working_fluid == "Air"):
            speed_of_sound = sd.ideal_gas_speed_of_sound(temperature)
        elif (working_fluid == "Water"):
            speed_of_sound = sd.liquid_water_speed_of_sound(temperature)
        Ma_bulk = bulk_velocity / speed_of_sound

        series_identifier = sd.add_series(
            cursor,
            flow_class=flow_class,
            year=year,
            study_number=study_number,
            series_number=series_number,
            number_of_dimensions=2,
            coordinate_system=sd.CYLINDRICAL_COORDINATE_SYSTEM,
        )

        if (working_fluid == "Air"):
            sd.add_air_components(cursor, series_identifier)
        elif (working_fluid == "Water"):
            sd.add_working_fluid_component(
                cursor,
                series_identifier,
                sd.WATER_LIQUID,
            )

        sd.update_series_geometry(cursor, series_identifier,