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LarBfield

dexter.LarBfield()

Analytical Large Aspect Ratio magnetic field with \(B(\psi, \theta) = 1 - \sqrt{2\psi}\cos(\theta)\).

Example
LarBfield creation
>>> bfield = dex.LarBfield()

Methods:

  • b_of_psi –

    The \(B(\psi, \theta)\) value in Normalized Units.

  • b_of_psip –

    The \(B(\psi_p, \theta)\) value in Normalized Units.

  • db_dpsi –

    The \(dB(\psi, \theta)/d\psi\) value in Normalized Units.

  • db_dpsip –

    The \(dB(\psi_p, \theta)/d\psi_p\) value in Normalized Units.

  • db_of_psi_dtheta –

    The \(dB(\psi, \theta)/d\theta\) value in Normalized Units.

  • db_of_psip_dtheta –

    The \(dB(\psi_p, \theta)/d\theta\) value in Normalized Units.

Attributes:

dexter.LarBfield.psi_state: FluxState property

The state of the toroidal flux coordinate.

dexter.LarBfield.psip_state: FluxState property

The state of the poloidal flux coordinate.

dexter.LarBfield.equilibrium_type: EquilibriumType property

The object's equilibrium's type.

dexter.LarBfield.b_of_psi(psi: ArrayLike, theta: ArrayLike) -> NDArray

The \(B(\psi, \theta)\) value in Normalized Units.

Parameters:

  • psi (ArrayLike) –

    The toroidal flux \(\psi\) in Normalized Units.

  • theta (ArrayLike) –

    The \(\theta\) angle in \([rads]\).

dexter.LarBfield.b_of_psip(psip: ArrayLike, theta: ArrayLike) -> NDArray

The \(B(\psi_p, \theta)\) value in Normalized Units.

Parameters:

  • psip (ArrayLike) –

    The poloidal flux \(\psi_p\) in Normalized Units.

  • theta (ArrayLike) –

    The \(\theta\) angle in \([rads]\).

dexter.LarBfield.db_dpsi(psi: ArrayLike, theta: ArrayLike) -> NDArray

The \(dB(\psi, \theta)/d\psi\) value in Normalized Units.

Parameters:

  • psi (ArrayLike) –

    The toroidal flux \(\psi\) in Normalized Units.

  • theta (ArrayLike) –

    The \(\theta\) angle in \([rads]\).

dexter.LarBfield.db_dpsip(psip: ArrayLike, theta: ArrayLike) -> NDArray

The \(dB(\psi_p, \theta)/d\psi_p\) value in Normalized Units.

Parameters:

  • psip (ArrayLike) –

    The poloidal flux \(\psi_p\) in Normalized Units.

  • theta (ArrayLike) –

    The \(\theta\) angle in \([rads]\).

dexter.LarBfield.db_of_psi_dtheta(psi: ArrayLike, theta: ArrayLike) -> NDArray

The \(dB(\psi, \theta)/d\theta\) value in Normalized Units.

Parameters:

  • psi (ArrayLike) –

    The toroidal flux \(\psi\) in Normalized Units.

  • theta (ArrayLike) –

    The \(\theta\) angle in \([rads]\).

dexter.LarBfield.db_of_psip_dtheta(psip: ArrayLike, theta: ArrayLike) -> NDArray

The \(dB(\psi_p, \theta)/d\theta\) value in Normalized Units.

Parameters:

  • psip (ArrayLike) –

    The poloidal flux \(\psi_p\) in Normalized Units.

  • theta (ArrayLike) –

    The \(\theta\) angle in \([rads]\).