tfcoil

Calculate radial and vertical coordinates for the geometry of the tf coils

tfcoil_geometry_rectangular_shape(x1, x2, x4, x5, y1, y2, y4, y5, dr_tf_inboard, dr_tf_outboard, *, offset_in=0.0)

Calculates rectangular geometries for tf coils in a picture frame/rectangular shape parametrization

Parameters:

Name	Type	Description	Default
x1	float	radial location of arc point 1	required
x2	float	radial location of arc point 2	required
x4	float	radial location of arc point 4	required
x5	float	radial location of arc point 5	required
y1	float	vertical location of arc point 1	required
y2	float	vertical location of arc point 2	required
y4	float	vertical location of arc point 4	required
y5	float	vertical location of arc point 5	required
dr_tf_inboard	float	inboard tf coil thickness	required
offset_in	float	an increase in the thickness of the geometry on the inside	0.0

Returns:

Type	Description
list[RectangleGeometry]	list of RectangleGeometry - dataclass returning rectangular geometry parameters

Source code in process/models/geometry/tfcoil.py

def tfcoil_geometry_rectangular_shape(
    x1: float,
    x2: float,
    x4: float,
    x5: float,
    y1: float,
    y2: float,
    y4: float,
    y5: float,
    dr_tf_inboard: float,
    dr_tf_outboard: float,
    *,
    offset_in: float = 0.0,
) -> list[RectangleGeometry]:
    """Calculates rectangular geometries for tf coils in a picture frame/rectangular shape parametrization

    Parameters
    ----------
    x1:
        radial location of arc point 1
    x2:
        radial location of arc point 2
    x4:
        radial location of arc point 4
    x5:
        radial location of arc point 5
    y1:
        vertical location of arc point 1
    y2:
        vertical location of arc point 2
    y4:
        vertical location of arc point 4
    y5:
        vertical location of arc point 5
    dr_tf_inboard:
        inboard tf coil thickness
    offset_in:
        an increase in the thickness of the geometry on the inside

    Returns
    -------
    :
        list of RectangleGeometry - dataclass returning rectangular geometry parameters
    """
    # In this geometry, the tf coil is represented by 4 rectangular sections as follows:
    return [
        # rectangle representing the inboard part of the tf coil
        RectangleGeometry(
            anchor_x=x5 - dr_tf_inboard + offset_in,
            anchor_z=y5 - dr_tf_inboard,
            width=dr_tf_inboard,
            height=(y1 - y5 + 2.0 * dr_tf_inboard),
        ),
        # rectangle representing the outboard part of the tf coil
        RectangleGeometry(
            anchor_x=x4 - offset_in,
            anchor_z=y4 - dr_tf_inboard,
            width=dr_tf_outboard,
            height=(y2 - y4 + 2.0 * dr_tf_inboard),
        ),
        # rectangle representing the lower horizontal part of the tf coil
        RectangleGeometry(
            anchor_x=x5,
            anchor_z=y5 - dr_tf_inboard + offset_in,
            width=x4 - x5,
            height=dr_tf_inboard,
        ),
        # rectangle representing the upper horizontal part of the tf coil
        RectangleGeometry(
            anchor_x=x1, anchor_z=y1 - offset_in, width=(x2 - x1), height=dr_tf_inboard
        ),
    ]

tfcoil_geometry_d_shape(x1, x2, x3, x4, x5, y1, y2, y4, y5, dr_tf_inboard, rtangle, rtangle2, *, offset_in=0.0)

Calculates radial and vertical distances for the geometry of the tf coils in a D-shape parametrization

Parameters:

Name	Type	Description	Default
x1	float	radial location of arc point 1	required
x2	float	radial location of arc point 2	required
x3	float	radial location of arc point 3	required
x4	float	radial location of arc point 4	required
x5	float	radial location of arc point 5	required
y1	float	vertical location of arc point 1	required
y2	float	vertical location of arc point 2	required
y4	float	vertical location of arc point 4	required
y5	float	vertical location of arc point 5	required
dr_tf_inboard	float	inboard tf coil thickness	required
rtangle	float	angle used in tf coil parametrization	required
rtangle2	float	angle used in tf coil parametrization	required
offset_in	float	an increase in the thickness of the geometry on the inside	0.0

Returns:

Type	Description
tuple[list[RectangleGeometry], list[list[tuple[float, float]]]]	radial and vertical coordinates for tf coils

Source code in process/models/geometry/tfcoil.py

def tfcoil_geometry_d_shape(
    x1: float,
    x2: float,
    x3: float,
    x4: float,
    x5: float,
    y1: float,
    y2: float,
    y4: float,
    y5: float,
    dr_tf_inboard: float,
    rtangle: float,
    rtangle2: float,
    *,
    offset_in: float = 0.0,
) -> tuple[list[RectangleGeometry], list[list[tuple[float, float]]]]:
    """Calculates radial and vertical distances for the geometry of the tf coils in a D-shape parametrization

    Parameters
    ----------
    x1:
        radial location of arc point 1
    x2:
        radial location of arc point 2
    x3:
        radial location of arc point 3
    x4:
        radial location of arc point 4
    x5:
        radial location of arc point 5
    y1:
        vertical location of arc point 1
    y2:
        vertical location of arc point 2
    y4:
        vertical location of arc point 4
    y5:
        vertical location of arc point 5
    dr_tf_inboard:
        inboard tf coil thickness
    rtangle:
        angle used in tf coil parametrization
    rtangle2:
        angle used in tf coil parametrization
    offset_in:
        an increase in the thickness of the geometry on the inside

    Returns
    -------
    :
        radial and vertical coordinates for tf coils
    """
    return_rects = []
    return_verts = []
    # Inboard upper arc
    x0 = x2
    y0 = y1
    a1 = x2 - x1 - offset_in
    b1 = y2 - y1 - offset_in
    a2 = a1 + dr_tf_inboard
    b2 = b1 + dr_tf_inboard
    verts1 = ellips_fill_vertices(
        a1=a1,
        a2=a2,
        b1=b1,
        b2=b2,
        x0=x0,
        y0=y0,
        ang1=rtangle,
        ang2=rtangle2,
    )
    # Outboard upper arc
    x0 = x2
    y0 = 0
    a1 = x3 - x2 - offset_in
    b1 = y2 - offset_in
    a2 = a1 + dr_tf_inboard
    b2 = b1 + dr_tf_inboard
    verts2 = ellips_fill_vertices(
        a1=a1,
        a2=a2,
        b1=b1,
        b2=b2,
        x0=x0,
        y0=y0,
        ang1=0,
        ang2=rtangle,
    )
    # Inboard lower arc
    x0 = x4
    y0 = y5
    a1 = x4 - x5 - offset_in
    b1 = y5 - y4 - offset_in
    a2 = a1 + dr_tf_inboard
    b2 = b1 + dr_tf_inboard
    verts3 = ellips_fill_vertices(
        a1=a1,
        a2=a2,
        b1=b1,
        b2=b2,
        x0=x0,
        y0=y0,
        ang1=-rtangle,
        ang2=-1 * rtangle2,
    )
    # Outboard lower arc
    x0 = x4
    y0 = 0
    a1 = x3 - x2 - offset_in
    b1 = -y4 - offset_in
    a2 = a1 + dr_tf_inboard
    b2 = b1 + dr_tf_inboard
    verts4 = ellips_fill_vertices(
        a1=a1,
        a2=a2,
        b1=b1,
        b2=b2,
        x0=x0,
        y0=y0,
        ang1=0,
        ang2=-rtangle,
    )
    # Vertical leg
    return_rects.append(
        RectangleGeometry(
            anchor_x=x5 - dr_tf_inboard,
            anchor_z=y5,
            width=dr_tf_inboard + offset_in,
            height=(y1 - y5),
        )
    )
    return_verts = [verts1, verts2, verts3, verts4]

    return return_rects, return_verts