add plot attributes

EnergySystem.py

@@ -5,6 +5,26 @@ class EnergySystem:
         self.pv = pv_type
         self.ess = ess_type
         self.grid = grid_type
+        self.day_generated = []
+        self.generated = 0
+        self.stored = 0
+        self.hour_stored = []
+        self.hour_stored_2 = []
+        self.afford = True
+        self.overload_cnt = 0
+        self.spring_week_gen = []
+        self.summer_week_gen = []
+        self.autumn_week_gen = []
+        self.winter_week_gen = []
+        self.spring_week_soc = []
+        self.summer_week_soc = []
+        self.autumn_week_soc = []
+        self.winter_week_soc = []
+        self.granularity = 4
+        self.season_step = self.granularity * 24 * 7 * 12
+        self.season_start= self.granularity * 24 * 7 * 6
+        self.week_length = self.granularity * 24 * 7
+        
 
     # 优先使用PV供电给工厂 - 如果PV输出能满足工厂的需求，则直接供电，多余的电能用来给ESS充电。
     # PV不足时使用ESS补充 - 如果PV输出不足以满足工厂需求，首先从ESS获取所需电量。
@@ -15,11 +35,22 @@ class EnergySystem:
             time = row['time']
             sunlight_intensity = row['sunlight']
             factory_demand = row['demand']
-            # electricity_price = self.grid.get_price_for_time(time)
             electricity_price = row['price']
+            # electricity_price = self.grid.get_price_for_time(time)
+
+            if time == '00:00':
+                self.day_generated.append(self.generated)
+                self.generated = 0
+            if time.endswith('14:00'):
+                soc = self.ess.storage / self.ess.capacity
+                self.hour_stored.append(soc)
+            if time.endswith('08:00'):
+                soc = self.ess.storage / self.ess.capacity
+                self.hour_stored_2.append(soc)
 
             generated_pv_power = self.pv.capacity * sunlight_intensity  # 生成的功率，单位 kW
             generated_pv_energy = generated_pv_power * time_interval * self.pv.loss  # 生成的能量，单位 kWh
+            self.generated += generated_pv_energy
             # pv生成的能量如果比工厂的需求要大
             if generated_pv_energy >= factory_demand * time_interval:
                 # 剩余的能量(kwh) = pv生成的能量 - 工厂需求的功率 * 时间间隔 
@@ -34,29 +65,71 @@ class EnergySystem:
                     sell_income = sold_to_grid * self.grid.sell_price
                     total_benefit += sell_income
                 # 节省的能量 = 工厂需求的能量 * 时间段
-                total_energy = factory_demand * time_interval
+                # total_energy = factory_demand * time_interval
+                saved_energy = factory_demand * time_interval
             # pv比工厂的需求小
             else:
                 # 从ess中需要的电量 = 工厂需要的电量 - pv中的电量
                 needed_from_ess = factory_demand * time_interval - generated_pv_energy
-                # 如果ess中村的电量比需要的多
-                if self.ess.storage >= needed_from_ess:
+                # 如果ess中存的电量比需要的多
+                if self.ess.storage * self.ess.loss >= needed_from_ess:
                     # 取出电量
-                    discharging_power = min(self.ess.discharge_power * time_interval, needed_from_ess)
+                    if self.ess.discharge_power * time_interval * self.ess.loss < needed_from_ess:
+                        discharging_power = self.ess.discharge_power * time_interval 
+                    else:
+                        discharging_power = needed_from_ess / self.ess.loss
+
                     self.ess.storage -= discharging_power
-                    # 生下来的能量 = pv的能量 + 放出来的能量
-                    total_energy = generated_pv_energy + discharging_power
+                    # 节省下来的能量 = pv的能量 + 放出来的能量
+                    saved_energy = generated_pv_energy + discharging_power * self.ess.loss
                 else:
-                    total_energy = generated_pv_energy + self.ess.storage
+                    # 如果存的电量不够
+                    # 需要把ess中的所有电量释放出来
+                    if self.grid.capacity * time_interval + generated_pv_energy + self.ess.storage * self.ess.loss < factory_demand * time_interval:
+                        self.afford = False
+                        self.overload_cnt+=1
+                        log = f"index: {index}, time: {time}, SoC:{self.ess.storage / self.ess.capacity}%, storage: {self.ess.storage}, pv_gen:{generated_pv_power}, power_demand: {factory_demand}, overload_cnt:{self.overload_cnt}, day:{int(index/96) + 1}"
+                        # with open(f'plots/summary/ess-{self.ess.capacity}-pv-{self.pv.capacity}', 'a') as f:
+                            # f.write(log)
+                        # print(log)
+                    saved_energy = generated_pv_energy + self.ess.storage * self.ess.loss
                     self.ess.storage = 0
-                    needed_from_grid = factory_demand * time_interval - total_energy
-                    net_grid = min(self.grid.capacity * time_interval, needed_from_grid) *  self.grid.loss
+                    needed_from_grid = factory_demand * time_interval - saved_energy
+                    net_grid = min(self.grid.capacity * time_interval, needed_from_grid) * self.grid.loss
+                    # grid_energy += net_grid
                     # total_energy += net_grid
             # print(total_energy)
             # 工厂需求量-总能量
             # unmet_demand = max(0, factory_demand * time_interval - total_energy)
             # benefit = (total_energy - unmet_demand) * electricity_price
-            benefit = (total_energy) * electricity_price
-            total_benefit += benefit
+            benefit = (saved_energy) * electricity_price
+            cost = net_grid * electricity_price
+            # print(f"time:{time} benefit: {benefit}, cost: {cost}")
+            total_benefit += benefit - cost
+            # spring
+            week_start = self.season_start
+            week_end = self.week_length + week_start
+            # print(index)
+            # print(week_start, week_end)
+            if index in range(week_start, week_end):
+                self.spring_week_gen.append(generated_pv_power)
+                self.spring_week_soc.append(self.ess.storage / self.ess.capacity)
+            # summer
+            week_start += self.season_step
+            week_end += self.season_step
+            if index in range(week_start, week_end):
+                self.summer_week_gen.append(generated_pv_power)
+                self.summer_week_soc.append(self.ess.storage / self.ess.capacity)
+            # autumn
+            week_start += self.season_step
+            week_end += self.season_step
+            if index in range(week_start, week_end):
+                self.autumn_week_gen.append(generated_pv_power)
+                self.autumn_week_soc.append(self.ess.storage / self.ess.capacity)
+            week_start += self.season_step
+            week_end += self.season_step
+            if index in range(week_start, week_end):
+                self.winter_week_gen.append(generated_pv_power)
+                self.winter_week_soc.append(self.ess.storage / self.ess.capacity)
 
         return total_benefit

config.py

@@ -5,6 +5,10 @@ class pv_config:
         self.cost_per_kW = cost_per_kW
         self.lifetime = lifetime
         self.loss = loss
+    def get_cost(self):
+        return self.capacity * self.cost_per_kW
+    def get_cost_per_year(self):
+        return self.capacity * self.cost_per_kW / self.lifetime
 class ess_config:
     def __init__(self, capacity, cost_per_kW, lifetime, loss, charge_power, discharge_power):
         self.capacity = capacity
@@ -14,6 +18,10 @@ class ess_config:
         self.storage = 0
         self.charge_power = charge_power
         self.discharge_power = discharge_power
+    def get_cost(self):
+        return self.capacity * self.cost_per_kW
+    def get_cost_per_year(self):
+        return self.capacity * self.cost_per_kW / self.lifetime
 
 class grid_config:
     def __init__(self, capacity, grid_loss, sell_price):