The Bastankhah 2016 wake model

Notes¶

Reference: “Experimental and theoretical study of wind turbine wakes in yawed conditions” Majid Bastankhah, Fernando Porté-Agel https://doi.org/10.1017/jfm.2016.595

Attributes¶

model: Bastankhah2016Model

The model for computing common data

model_pars: dict

Model parameters

YAWM: float

The yaw misalignment YAWM. If not given here it will be searched in the farm data.

alpha: float

model parameter used to determine onset of far wake region

beta: float

model parameter used to determine onset of far wake region

induction: foxes.core.AxialInductionModel or str

The induction model

wake_k: dict, optional

Parameters for the WakeK class

Public members¶

Bastankhah2016(superposition, alpha=0.58, beta=0.07, ...)[source]

Constructor.

__repr__()[source]

Return repr(self).

sub_models()[source]

List of all sub-models

initialize(algo, verbosity=0, force=False)[source]

Initializes the model.

calc_wakes_x_yz(algo, mdata, fdata, tdata, downwind_index, x, yz)[source]

Calculate wake deltas.

contribute(algo, mdata, fdata, tdata, downwind_index, ...)[source]

Modifies wake deltas at target points by contributions from the specified wake source turbines.

finalize_wake_deltas(algo, mdata, fdata, amb_results, wake_deltas)[source]

Finalize the wake calculation.

property affects_downwind

Flag for downwind or upwind effects on other turbines

new_wake_deltas(algo, mdata, fdata, tdata)[source]

Creates new empty wake delta arrays.

classmethod new(wmodel_type, *args, **kwargs)[source]

Run-time wake model factory.

property model_id

Unique id based on the model type.

var(v)[source]

Creates a model specific variable name.

property initialized

Initialization flag.

load_data(algo, verbosity=0)[source]

Load and/or create all model data that is subject to chunking.

property running

Flag for currently running models

set_running(algo, data_stash, sel=None, isel=None, verbosity=0)[source]

Sets this model status to running, and moves all large data to stash.

unset_running(algo, data_stash, sel=None, isel=None, verbosity=0)[source]

Sets this model status to not running, recovering large data from stash

finalize(algo, verbosity=0)[source]

Finalizes the model.

get_data(variable, target, lookup='smfp', mdata=None, ...)[source]

Getter for a data entry in the model object or provided data sources