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# -*- coding: utf-8 -*- |
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""" |
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General description |
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------------------- |
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A basic example to show how to get the dual variables from the system. Try |
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to understand the plot. |
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Code |
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---- |
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Download source code: :download:`dual_variable_example.py </../examples/dual_variable_example/dual_variable_example.py>` |
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.. dropdown:: Click to display code |
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.. literalinclude:: /../examples/dual_variable_example/dual_variable_example.py |
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:language: python |
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:lines: 34-297 |
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Installation requirements |
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------------------------- |
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This example requires the version v0.6.x of oemof.solph: |
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.. code:: bash |
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pip install 'oemof.solph[examples]>=0.6,<0.7' |
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SPDX-FileCopyrightText: Uwe Krien <[email protected]> |
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SPDX-FileCopyrightText: Pierre-François Duc |
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SPDX-License-Identifier: MIT |
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""" |
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from oemof.solph.components import Converter, Source, Sink |
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from oemof.solph.flows import Flow |
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from oemof.solph.buses import Bus |
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from oemof.solph._facades import Facade |
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class DSO(Facade): |
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def __init__(self, label, el_bus, *args, energy_price, feedin_tariff): |
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self.energy_price = energy_price |
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self.feedin_tariff = feedin_tariff |
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self.el_bus = el_bus |
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super().__init__(*args, label=label, facade_type=type(self)) |
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def define_subnetwork(self): |
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internal_bus = Bus(label=self.sub_component_labelling("internal_bus")) |
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feedin = Converter( |
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inputs={self.el_bus: Flow(variable_costs=self.feedin_tariff * -1)}, |
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outputs={internal_bus: Flow()}, |
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label=self.sub_component_labelling( |
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"feedin_converter", interface=True |
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), |
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) |
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sink = Sink( |
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inputs={internal_bus: Flow()}, |
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label=self.sub_component_labelling("feedin_sink"), |
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) |
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consumption = Converter( |
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inputs={internal_bus: Flow()}, |
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outputs={self.el_bus: Flow(variable_costs=self.energy_price)}, |
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label=self.sub_component_labelling( |
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"consumption_converter", interface=True |
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), |
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) |
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source = Source( |
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outputs={internal_bus: Flow()}, |
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label=self.sub_component_labelling("consumption_source"), |
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) |
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self.subnodes.extend([source, consumption, sink, feedin, internal_bus]) |
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# class CriticalDemand(Facade): |
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# """ |
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# Defines a non dispatchable sink to serve critical and non-critical demand. |
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# |
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# See :py:func:`~.sink` for more information, including parameters. |
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# |
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# Notes |
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# ----- |
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# Tested with: |
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# - test_sink_non_dispatchable_single_input_bus() |
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# - test_sink_non_dispatchable_multiple_input_busses() |
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# |
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# Returns |
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# ------- |
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# Indirectly updated `model` and dict of asset in `kwargs` with the sink |
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# object. |
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# |
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# """ |
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# |
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# # sink_non_dispatchable(model, dict_asset, **kwargs) |
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# |
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# def __init__( |
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# self, name, el_bus, demand_reduction_factor, total_demand, *args |
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# ): |
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# super().__init__(*args, name=name) |
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# self.facade_type = "dso" |
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# self.demand_reduction_factor = demand_reduction_factor |
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# self.total_demand = total_demand |
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# |
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# self.el_bus = el_bus |
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# |
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# def build_subnetwork(self): |
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# |
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# demand_reduction_factor = 1 - dict_asset[EFFICIENCY][VALUE] |
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# tot_demand = dict_asset[TIMESERIES] |
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# non_critical_demand_ts = tot_demand * demand_reduction_factor |
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# non_critical_demand_peak = non_critical_demand_ts.max() |
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# if non_critical_demand_peak == 0: |
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# max_non_critical = 1 |
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# else: |
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# max_non_critical = ( |
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# non_critical_demand_ts / non_critical_demand_peak |
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# ) |
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# critical_demand_ts = tot_demand * dict_asset[EFFICIENCY][VALUE] |
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# |
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# # # check if the sink has multiple input busses |
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# # if isinstance(dict_asset[INFLOW_DIRECTION], list): |
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# # pass |
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# # # inputs_noncritical = {} |
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# # # inputs_critical = {} |
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# # # index = 0 |
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# # # for bus in dict_asset[INFLOW_DIRECTION]: |
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# # # inputs_critical[kwargs[OEMOF_BUSSES][bus]] = solph.Flow( |
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# # # fix=dict_asset[TIMESERIES], nominal_value=1 |
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# # # ) |
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# # # index += 1 |
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# # else: |
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# # inputs_noncritical = { |
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# # kwargs[OEMOF_BUSSES][dict_asset[INFLOW_DIRECTION]]: solph.Flow( |
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# # min=0, |
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# # max=max_non_critical, |
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# # nominal_value=non_critical_demand_peak, |
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# # variable_costs=-1e-15, |
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# # ) |
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# # } |
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# # inputs_critical = { |
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# # kwargs[OEMOF_BUSSES][dict_asset[INFLOW_DIRECTION]]: solph.Flow( |
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# # fix=critical_demand_ts, nominal_value=1 |
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# # ) |
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# # } |
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# |
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# non_critical_demand = Sink( |
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# inputs={ |
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# self.el_bus: Flow( |
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# min=0, |
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# max=max_non_critical, |
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# nominal_value=non_critical_demand_peak, |
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# variable_costs=-1e-15, |
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# ) |
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# }, |
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# ) |
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# critical_demand = solph.components.Sink( |
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# label=reducable_demand_name(dict_asset[LABEL], critical=True), |
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# inputs=inputs_critical, |
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# ) |
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# |
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# # create and add demand sink and critical demand sink |
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# |
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# model.add(critical_demand) |
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# model.add(non_critical_demand) |
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# kwargs[OEMOF_SINK].update( |
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# {reducable_demand_name(dict_asset[LABEL]): non_critical_demand} |
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# ) |
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# kwargs[OEMOF_SINK].update( |
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# { |
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# reducable_demand_name( |
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# dict_asset[LABEL], critical=True |
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# ): critical_demand |
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# } |
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# ) |
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# logging.debug( |
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# f"Added: Reducable Non-dispatchable sink {dict_asset[LABEL]} to bus {dict_asset[INFLOW_DIRECTION]}" |
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# ) |
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oemof /
oemof-solph
