Merge commit '1bade22' into implement-floating

config/config.default.yaml

@@ -103,7 +103,7 @@ electricity:
     H2: 168
 
   extendable_carriers:
-    Generator: [solar, onwind, offwind-ac, offwind-dc, OCGT]
+    Generator: [solar, onwind, offwind-ac, offwind-dc, offwind-float, OCGT]
     StorageUnit: [] # battery, H2
     Store: [battery, H2]
     Link: [] # H2 pipeline
@@ -112,7 +112,7 @@ electricity:
   custom_powerplants: false
 
   conventional_carriers: [nuclear, oil, OCGT, CCGT, coal, lignite, geothermal, biomass]
-  renewable_carriers: [solar, onwind, offwind-ac, offwind-dc, hydro]
+  renewable_carriers: [solar, onwind, offwind-ac, offwind-dc, offwind-float, hydro]
 
   estimate_renewable_capacities:
     enable: true
@@ -120,7 +120,7 @@ electricity:
     year: 2020
     expansion_limit: false
     technology_mapping:
-      Offshore: [offwind-ac, offwind-dc]
+      Offshore: [offwind-ac, offwind-dc, offwind-float]
       Onshore: [onwind]
       PV: [solar]
 
@@ -178,7 +178,7 @@ renewable:
     corine: [44, 255]
     natura: true
     ship_threshold: 400
-    max_depth: 50
+    max_depth: 60
     max_shore_distance: 30000
     excluder_resolution: 200
     potential: simple # or conservative
@@ -193,11 +193,28 @@ renewable:
     corine: [44, 255]
     natura: true
     ship_threshold: 400
-    max_depth: 50
+    max_depth: 60
     min_shore_distance: 30000
     excluder_resolution: 200
     potential: simple # or conservative
     clip_p_max_pu: 1.e-2
+  offwind-float:
+    cutout: europe-2013-era5
+    resource:
+      method: wind
+      turbine: NREL_ReferenceTurbine_5MW_offshore
+    # ScholzPhd Tab 4.3.1: 10MW/km^2
+    capacity_per_sqkm: 2
+    correction_factor: 0.8855
+    # proxy for wake losses
+    # from 10.1016/j.energy.2018.08.153
+    # until done more rigorously in #153
+    corine: [44, 255]
+    natura: true
+    min_depth: 60
+    max_depth: 1000
+    potential: simple # or conservative
+    clip_p_max_pu: 1.e-2
   solar:
     cutout: europe-2013-sarah
     resource:
@@ -284,6 +301,7 @@ pypsa_eur:
   - onwind
   - offwind-ac
   - offwind-dc
+  - offwind-float
   - solar
   - ror
   StorageUnit:
@@ -711,6 +729,7 @@ plotting:
     CCGT: "Combined-Cycle Gas"
     offwind-ac: "Offshore Wind (AC)"
     offwind-dc: "Offshore Wind (DC)"
+    offwind-float: "Offshore Wind (Floating)"
     onwind: "Onshore Wind"
     solar: "Solar"
     PHS: "Pumped Hydro Storage"
@@ -734,6 +753,9 @@ plotting:
     offwind-dc: "#74c6f2"
     offshore wind (DC): "#74c6f2"
     offshore wind dc: "#74c6f2"
+    offwind-float: "#b5e2fa"
+    offshore wind (float): "#b5e2fa"
+    offshore wind float: "#b5e2fa"
     # water
     hydro: '#298c81'
     hydro reservoir: '#298c81'

rules/build_electricity.smk

@@ -220,7 +220,7 @@ rule build_renewable_profiles:
         gebco=ancient(
             lambda w: (
                 "data/bundle/GEBCO_2014_2D.nc"
-                if config["renewable"][w.technology].get("max_depth")
+                if (config["renewable"][w.technology].get("max_depth") or config["renewable"][w.technology].get("min_depth"))
                 else []
             )
         ),

scripts/build_renewable_profiles.py

@@ -32,6 +32,7 @@ Relevant settings
             distance:
             natura:
             max_depth:
+            min_depth:
             max_shore_distance:
             min_shore_distance:
             capacity_per_sqkm:
@@ -266,6 +267,10 @@ if __name__ == "__main__":
         # and exclude areas where: -max_depth > grid cell depth
         func = functools.partial(np.greater, -params["max_depth"])
         excluder.add_raster(snakemake.input.gebco, codes=func, crs=4326, nodata=-1000)
+        
+    if params.get("min_depth"):
+        func = functools.partial(np.greater,-params['min_depth'])
+        excluder.add_raster(snakemake.input.gebco, codes=func, crs=4326, nodata=-1000, invert=True)
 
     if "min_shore_distance" in params:
         buffer = params["min_shore_distance"]