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Fix/hv transformer pu values #155

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Merged
merged 2 commits into from
Jul 17, 2017
Merged

Fix/hv transformer pu values #155

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3682863
Fix wrong base for transformer per unit values
mariusves Jul 17, 2017
d8325ec
fixed typo
mariusves Jul 17, 2017
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8 changes: 1 addition & 7 deletions dataprocessing/sql_snippets/ego_dp_powerflow_osmtgmod_to_pypsa.sql
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Original file line number Diff line number Diff line change
Expand Up @@ -51,7 +51,7 @@ SELECT
branch_id AS trafo_id,
f_bus AS bus0,
t_bus AS bus1,
br_x AS x,
br_x/100 AS x,
rate_a as s_nom,
tap AS tap_ratio,
shift AS phase_shift,
Expand All @@ -77,12 +77,6 @@ UPDATE model_draft.ego_grid_pf_hv_line a
FROM model_draft.ego_grid_pf_hv_bus
WHERE bus_id=bus1)*1000)^2 / (100 * 10^6));

UPDATE model_draft.ego_grid_pf_hv_transformer a
SET
x = x * (((GREATEST(
(SELECT v_nom as v_nom_bus0 FROM model_draft.ego_grid_pf_hv_bus WHERE bus_id = bus0),
(SELECT v_nom as v_nom_bus1 FROM model_draft.ego_grid_pf_hv_bus WHERE bus_id = bus1)))* 1000)^2 / (100 * 10^6));

-- calculate line length (in km) from geoms

UPDATE model_draft.ego_grid_pf_hv_line a
Expand Down