Redispatch v1 (#279)

This commit brings redispatch model into ASSUME. Both cost based and
market based redispatch are possible. And clearing can be done using bay
as bid or pay as clear mechanisms. This module uses pypsa to model the
network, check for congestions, and perform redispatch.

---------

Co-authored-by: Florian Maurer <[email protected]>

assume/common/market_objects.py

@@ -115,6 +115,7 @@ class MarketConfig:
         price_tick (float | None): step increments of price (e.g. 0.1)
         supports_get_unmatched (bool): whether the market supports get unmatched
         eligible_obligations_lambda (eligible_lambda): lambda function which determines if an agent is eligible to trade this product
+        param_dict (dict): dict which can have additional params for the used clearing_mechanism
         addr (str): the address of the market
         aid (str): automatic id of the market
     """
@@ -136,7 +137,7 @@ class MarketConfig:
     price_tick: float | None = None  # steps in which the price can be increased
     supports_get_unmatched: bool = False
     eligible_obligations_lambda: eligible_lambda = lambda x: True
-
+    param_dict: dict = field(default_factory=dict)
     addr: str = " "
     aid: str = " "
 

assume/markets/base_market.py

@@ -526,8 +526,8 @@ async def clear_market(self, market_products: list[MarketProduct]):
             logger.debug(
                 "clearing price for %s is %.2f, volume: %f",
                 self.marketconfig.market_id,
-                meta["price"],
-                meta["demand_volume"],
+                meta.get("price", 0.0),
+                meta.get("demand_volume", 0.0),
             )
             meta["market_id"] = self.marketconfig.market_id
             meta["time"] = meta["product_start"]

assume/markets/clearing_algorithms/__init__.py

@@ -20,3 +20,11 @@
     "pay_as_clear_aon": PayAsClearAonRole,
     "nodal_pricing": NodalPyomoMarketRole,
 }
+
+# try importing pypsa if it is installed
+try:
+    from .redispatch import RedispatchMarketRole
+
+    clearing_mechanisms["redispatch"] = RedispatchMarketRole
+except ImportError:
+    pass