InterpolatedTableTest

Usage

BlockComponents.InterpolatedTableTest(m=1.0, k=100.0)

Parameters:

Name	Description	Units	Default value
input_file		–	"dyad://BlockComponents/data/damper_force_table.csv"
damper_table		–	DyadData.DyadInterpolationTable2D(input_file, axis1_name="velocity", axis2_name="temperature", data_name="damping_force")
m		kg	1
k		N/m	100

Variables

Name	Description	Units
x		m
v		m/s
T		K
F_damper		N

Behavior

$$\begin{array}{rl}\mathtt{damper}\mathtt{\_}\mathtt{interp}\mathtt{.}\mathtt{u}\mathtt{1}\left(t\right)& =v\left(t\right)\\ \mathtt{damper}\mathtt{\_}\mathtt{interp}\mathtt{.}\mathtt{u}\mathtt{2}\left(t\right)& =T\left(t\right)\\ \mathtt{F}\mathtt{\_}\mathtt{damper}\left(t\right)& =\mathtt{damper}\mathtt{\_}\mathtt{interp}\mathtt{.}\mathtt{y}\left(t\right)\\ T\left(t\right)& =300+50\sin \left(0.62832t\right)\\ v\left(t\right)& =\frac{\mathrm{d}x\left(t\right)}{\mathrm{d}t}\\ m\frac{\mathrm{d}v\left(t\right)}{\mathrm{d}t}& =-\mathtt{F}\mathtt{\_}\mathtt{damper}\left(t\right)-kx\left(t\right)\\ \mathtt{damper}\mathtt{\_}\mathtt{interp}\mathtt{.}\mathtt{y}\left(t\right)& =\mathtt{damper}\mathtt{\_}\mathtt{interp}\mathtt{.}\mathtt{interpolator}(\mathtt{damper}\mathtt{\_}\mathtt{interp}\mathtt{.}\mathtt{u}\mathtt{1}\left(t\right),\mathtt{damper}\mathtt{\_}\mathtt{interp}\mathtt{.}\mathtt{u}\mathtt{2}\left(t\right))\end{array}$$

Source

test component InterpolatedTableTest
  damper_interp = BlockComponents.InterpolatedTable(axis1 = damper_table["velocity"], axis2 = damper_table["temperature"], data = damper_table["damping_force"], interpolation_dim1 = BlockComponents.InterpolationDimension.LinearInterpolationDimension(), interpolation_dim2 = BlockComponents.InterpolationDimension.LinearInterpolationDimension())
  parameter m::Mass = 1.0
  parameter k::TranslationalSpringConstant = 100.0
  variable x::Position
  variable v::Velocity
  variable T::Temperature
  variable F_damper::Force
  structural parameter input_file::String = "dyad://BlockComponents/data/damper_force_table.csv"
  structural parameter damper_table::DyadData.DyadInterpolationTable2D = DyadData.DyadInterpolationTable2D(input_file, axis1_name = "velocity", axis2_name = "temperature", data_name = "damping_force")
relations
  initial x = 1.0
  initial v = 0.0
  damper_interp.u1 = v
  damper_interp.u2 = T
  F_damper = damper_interp.y
  T = 300.0 + 50.0 * sin(2 * pi * 0.1 * time)
  v = der(x)
  m * der(v) = -k * x - F_damper
metadata {
  "Dyad": {
    "icons": {"default": "dyad://BlockComponents/Example.svg"},
    "tests": {"case1": {"stop": 0.1, "expect": {"signals": ["v"]}}}
  }
}
end

Flattened Source

test component InterpolatedTableTest
  damper_interp = BlockComponents.InterpolatedTable(axis1 = damper_table["velocity"], axis2 = damper_table["temperature"], data = damper_table["damping_force"], interpolation_dim1 = BlockComponents.InterpolationDimension.LinearInterpolationDimension(), interpolation_dim2 = BlockComponents.InterpolationDimension.LinearInterpolationDimension())
  parameter m::Mass = 1.0
  parameter k::TranslationalSpringConstant = 100.0
  variable x::Position
  variable v::Velocity
  variable T::Temperature
  variable F_damper::Force
  structural parameter input_file::String = "dyad://BlockComponents/data/damper_force_table.csv"
  structural parameter damper_table::DyadData.DyadInterpolationTable2D = DyadData.DyadInterpolationTable2D(input_file, axis1_name = "velocity", axis2_name = "temperature", data_name = "damping_force")
relations
  initial x = 1.0
  initial v = 0.0
  damper_interp.u1 = v
  damper_interp.u2 = T
  F_damper = damper_interp.y
  T = 300.0 + 50.0 * sin(2 * pi * 0.1 * time)
  v = der(x)
  m * der(v) = -k * x - F_damper
metadata {
  "Dyad": {
    "icons": {"default": "dyad://BlockComponents/Example.svg"},
    "tests": {"case1": {"stop": 0.1, "expect": {"signals": ["v"]}}}
  }
}
end

Test Cases

Test Case case1

plt

Related

• Examples

• Experiments

• Analyses

• Tests

  • InterpolatedTable