完成基本多场景功能。
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dmy
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tests/test_curtailment_logic.py
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137
tests/test_curtailment_logic.py
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#!/usr/bin/env python3
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"""
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测试弃风弃光逻辑的脚本
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验证"先弃光，当达到最大弃光比例后，再弃风，弃风不限"的逻辑是否正确实现
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"""
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import sys
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import os
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sys.path.append(os.path.join(os.path.dirname(__file__), 'src'))
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from storage_optimization import calculate_energy_balance, SystemParameters
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def test_curtailment_logic():
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"""测试弃风弃光逻辑"""
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# 创建测试数据
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# 24小时的简单场景：前12小时负荷低，后12小时负荷高
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solar_output = [0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 5.0, 4.0, 3.0, 2.0, 1.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0]
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wind_output = [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0] # 恒定的风电出力
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thermal_output = [2.0] * 24 # 恒定的火电出力
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load_demand = [1.0] * 12 + [15.0] * 12 # 前12小时低负荷，后12小时高负荷
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# 设置系统参数
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params = SystemParameters(
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max_curtailment_wind=0.1, # 弃风率限制10%（但实际上弃风不受限制）
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max_curtailment_solar=0.2, # 弃光率限制20%
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max_grid_ratio=0.1, # 上网电量比例限制10%
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storage_efficiency=0.9,
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discharge_rate=1.0,
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charge_rate=1.0
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)
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# 计算能量平衡
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storage_capacity = 10.0 # 10MWh储能容量
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result = calculate_energy_balance(
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solar_output, wind_output, thermal_output, load_demand, params, storage_capacity
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)
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# 分析结果
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total_solar_potential = sum(solar_output)
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total_wind_potential = sum(wind_output)
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total_curtailed_solar = sum(result['curtailed_solar'])
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total_curtailed_wind = sum(result['curtailed_wind'])
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actual_solar_curtailment_ratio = total_curtailed_solar / total_solar_potential if total_solar_potential > 0 else 0
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actual_wind_curtailment_ratio = total_curtailed_wind / total_wind_potential if total_wind_potential > 0 else 0
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print("弃风弃光逻辑测试结果:")
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print(f"总光伏出力: {total_solar_potential:.2f} MWh")
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print(f"总风电出力: {total_wind_potential:.2f} MWh")
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print(f"弃光量: {total_curtailed_solar:.2f} MWh ({actual_solar_curtailment_ratio:.2%})")
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print(f"弃风量: {total_curtailed_wind:.2f} MWh ({actual_wind_curtailment_ratio:.2%})")
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print(f"弃光率限制: {params.max_curtailment_solar:.2%}")
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print(f"弃风率限制: {params.max_curtailment_wind:.2%} (实际不受限制)")
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# 验证逻辑
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print("\n验证结果:")
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solar_constraint_ok = actual_solar_curtailment_ratio <= params.max_curtailment_solar + 0.01 # 允许1%误差
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print(f"弃光率是否在限制范围内: {'通过' if solar_constraint_ok else '未通过'}")
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# 弃风应该不受限制，所以不需要检查约束
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print("弃风不受限制: 通过")
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# 检查弃风弃光的时间分布
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print("\n弃风弃光时间分布:")
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for hour in range(24):
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if result['curtailed_solar'][hour] > 0 or result['curtailed_wind'][hour] > 0:
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print(f" 小时 {hour:2d}: 弃光={result['curtailed_solar'][hour]:.2f}MW, 弃风={result['curtailed_wind'][hour]:.2f}MW")
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return solar_constraint_ok
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def test_solar_curtailment_priority():
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"""测试弃光优先逻辑"""
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# 创建极端测试场景：大量盈余电力
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solar_output = [10.0] * 24 # 高光伏出力
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wind_output = [10.0] * 24 # 高风电出力
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thermal_output = [0.0] * 24 # 无火电
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load_demand = [1.0] * 24 # 极低负荷
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# 设置系统参数
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params = SystemParameters(
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max_curtailment_wind=0.1, # 弃风率限制10%（但实际上弃风不受限制）
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max_curtailment_solar=0.1, # 弃光率限制10%
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max_grid_ratio=0.0, # 不允许上网电量
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storage_efficiency=0.9,
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discharge_rate=1.0,
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charge_rate=1.0
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)
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# 计算能量平衡
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storage_capacity = 5.0 # 5MWh储能容量
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result = calculate_energy_balance(
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solar_output, wind_output, thermal_output, load_demand, params, storage_capacity
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)
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# 分析结果
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total_solar_potential = sum(solar_output)
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total_wind_potential = sum(wind_output)
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total_curtailed_solar = sum(result['curtailed_solar'])
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total_curtailed_wind = sum(result['curtailed_wind'])
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actual_solar_curtailment_ratio = total_curtailed_solar / total_solar_potential if total_solar_potential > 0 else 0
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actual_wind_curtailment_ratio = total_curtailed_wind / total_wind_potential if total_wind_potential > 0 else 0
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print("\n弃光优先逻辑测试结果:")
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print(f"总光伏出力: {total_solar_potential:.2f} MWh")
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print(f"总风电出力: {total_wind_potential:.2f} MWh")
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print(f"弃光量: {total_curtailed_solar:.2f} MWh ({actual_solar_curtailment_ratio:.2%})")
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print(f"弃风量: {total_curtailed_wind:.2f} MWh ({actual_wind_curtailment_ratio:.2%})")
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print(f"弃光率限制: {params.max_curtailment_solar:.2%}")
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# 验证弃光是否优先
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solar_at_limit = abs(actual_solar_curtailment_ratio - params.max_curtailment_solar) < 0.01
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print(f"\n弃光是否达到限制: {'是' if solar_at_limit else '否'}")
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# 验证弃风是否在弃光达到限制后才发生
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wind_curtailment_exists = total_curtailed_wind > 0
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print(f"是否存在弃风: {'是' if wind_curtailment_exists else '否'}")
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if solar_at_limit and wind_curtailment_exists:
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print("通过 弃光优先逻辑正确：先弃光达到限制，然后弃风")
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return True
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else:
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print("未通过 弃光优先逻辑可能存在问题")
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return False
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if __name__ == "__main__":
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print("开始测试弃风弃光逻辑...")
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test1_result = test_curtailment_logic()
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test2_result = test_solar_curtailment_priority()
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if test1_result and test2_result:
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print("\n通过 所有测试通过，弃风弃光逻辑实现正确")
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else:
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print("\n未通过 部分测试失败，需要检查逻辑实现")
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