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Force link between flow cap and purchased units in base math #566

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Feb 13, 2024
Merged

Force link between flow cap and purchased units in base math #566

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14 changes: 7 additions & 7 deletions src/calliope/math/base.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -377,21 +377,21 @@ constraints:
description: >-
Fix the flow capacity of any technology using integer units to define its capacity.
foreach: [nodes, techs, carriers]
where: "operating_units"
where: "operating_units AND flow_cap_per_unit"
equations:
- where: flow_cap_per_unit
expression: flow_cap == purchased_units * flow_cap_per_unit
- where: NOT flow_cap_per_unit
expression: flow_cap <= purchased_units * bigM
- expression: flow_cap == purchased_units * flow_cap_per_unit

flow_capacity_max_purchase_milp:
description: >-
Set the upper bound on a technology's flow capacity,
for any technology with integer capacity purchasing.
foreach: [nodes, techs, carriers]
where: "purchased_units AND flow_cap_max"
where: "purchased_units"
equations:
- expression: flow_cap <= flow_cap_max * purchased_units
- where: flow_cap_max
expression: flow_cap <= flow_cap_max * purchased_units
- where: NOT flow_cap_max
expression: flow_cap <= bigM * purchased_units

flow_capacity_min_purchase_milp:
description: >-
Expand Down
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