roxieapi.cadata.StrandDefinition module

class roxieapi.cadata.StrandDefinition.StrandDefinition(name: str = '', comment: str = '', d_strand: float = 0.0, f_cu_nocu: float = 0.0, rrr: float = 0.0, temp_ref: float = 0.0, b_ref: float = 0.0, j_c_at_b_ref_t_ref: float = 0.0, dj_c_over_db: float = 0.0)

Bases: Definition

Class for strand definition.

d_strand

The strand diameter (mm).

Type:

float

f_cu_nocu

The Copper to superconductor ratio.

Type:

float

rrr

The Residual Resistivity ratio.

Type:

float

temp_ref

The Reference Temperature (K) for Bref. This value is never used in the code and serves

Type:

float

only for reference for Bref and Jc@BrTr.

b_ref

The Reference Field for the definition of a linear approximation of the Jc curve.

Type:

float

j_c_at_b_ref_t_ref

The Critical current density at Bref for the definition of a linear approximation

Type:

float

of the Jc curve.

Type:

LINMARG

dj_c_over_db

dJc/dB at Bref and Tref for the definition of a linear approximation of the Jc curve.

Type:

float

(LINMARG)

b_ref: float = 0.0

compute_f_cu()

Method fraction of copper in a strand

Returns:

a fraction of copper in a strand (no unit)

compute_f_nocu()

Method fraction of non-copper in a strand

Returns:

a fraction of non-copper in a strand (no unit)

compute_surface()

Method computing surface of a strand as S = pi * d_strand^2 / 4

Returns:

a surface of a strand in mm^2

compute_surface_cu()

Method computing copper surface of a strand as S = f_co * pi * d_strand^2 / 4

Returns:

a copper surface of a strand in mm^2

compute_surface_nocu()

Method computing non-copper surface of a strand as S = f_nocu * pi * d_strand^2 / 4

Returns:

a non-copper surface of a strand in mm^2

d_strand: float = 0.0

dj_c_over_db: float = 0.0

f_cu_nocu: float = 0.0

static get_magnum_to_roxie_dct() → dict

Method returning a mapping from MagNum naming convention to ROXIE naming convention.

Returns:

a dictionary from MagNum to ROXIE names

j_c_at_b_ref_t_ref: float = 0.0

rrr: float = 0.0

temp_ref: float = 0.0