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@@ -1,405 +0,0 @@
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-# UF_decide.py
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-from dataclasses import dataclass
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-import numpy as np
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-
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-@dataclass
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-class UFParams:
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- # —— 膜与运行参数 ——
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- q_UF: float = 360.0 # 过滤进水流量(m^3/h)
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- TMP0: float = 0.03 # 初始TMP(MPa)
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- TMP_max: float = 0.06 # TMP硬上限(MPa)
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-
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- # —— 膜污染动力学 ——
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- alpha: float = 1e-6 # TMP增长系数
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- belta: float = 1.1 # 幂指数
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-
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- # —— 反洗参数(固定) ——
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- q_bw_m3ph: float = 1000.0 # 物理反洗流量(m^3/h)
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-
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- # —— CEB参数(固定) ——
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- T_ceb_interval_h: float = 48.0 # 固定每 k 小时做一次CEB
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- v_ceb_m3: float = 30.0 # CEB用水体积(m^3)
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- t_ceb_s: float = 40 * 60.0 # CEB时长(s)
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- phi_ceb: float = 1.0 # CEB去除比例(简化:完全恢复到TMP0)
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-
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- # —— 约束与收敛 ——
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- dTMP: float = 0.0005 # 单次产水结束时,相对TMP0最大升幅(MPa)
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-
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- # —— 搜索范围(秒) ——
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- L_min_s: float = 3600.0 # 过滤时长下限(s)
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- L_max_s: float = 4200.0 # 过滤时长上限(s)
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- t_bw_min_s: float = 40.0 # 物洗时长下限(s)
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- t_bw_max_s: float = 60.0 # 物洗时长上限(s)
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-
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- # —— 物理反洗恢复函数参数 ——
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- phi_bw_min: float = 0.7 # 物洗去除比例最小值
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- phi_bw_max: float = 1.0 # 物洗去除比例最大值
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- L_ref_s: float = 4000.0 # 过滤时长影响时间尺度
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- tau_bw_s: float = 30.0 # 物洗时长影响时间尺度
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- gamma_t: float = 1.0 # 物洗时长作用指数
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-
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- # —— 网格 ——
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- L_step_s: float = 60.0 # 过滤时长步长(s)
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- t_bw_step_s: float = 5.0 # 物洗时长步长(s)
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-
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- # 多目标加权及高TMP惩罚
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- w_rec: float = 0.8 # 回收率权重
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- w_rate: float = 0.2 # 净供水率权重
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- w_headroom: float = 0.3 # 贴边惩罚权重
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- r_headroom: float = 2.0 # 贴边惩罚幂次
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- headroom_hardcap: float = 0.98 # 超过此比例直接视为不可取
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-
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-def _delta_tmp(p: UFParams, L_h: float) -> float:
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- # 过滤时段TMP上升量
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- return float(p.alpha * (p.q_UF ** p.belta) * L_h)
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-
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-def _v_bw_m3(p: UFParams, t_bw_s: float) -> float:
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- # 物理反洗水耗
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- return float(p.q_bw_m3ph * (float(t_bw_s) / 3600.0))
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-
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-def phi_bw_of(p: UFParams, L_s: float, t_bw_s: float) -> float:
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- # 物洗去除比例:随过滤时长增长上界收缩,随物洗时长增长趋饱和
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- L = max(float(L_s), 1.0)
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- t = max(float(t_bw_s), 1e-6)
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- upper_L = p.phi_bw_min + (p.phi_bw_max - p.phi_bw_min) * np.exp(- L / p.L_ref_s)
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- time_gain = 1.0 - np.exp(- (t / p.tau_bw_s) ** p.gamma_t)
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- phi = upper_L * time_gain
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- return float(np.clip(phi, 0.0, 0.999))
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-
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-def simulate_one_supercycle(p: UFParams, L_s: float, t_bw_s: float):
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- """
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- 返回 (是否可行, 指标字典)
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- - 支持动态CEB次数:48h固定间隔
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- - 增加日均产水时间和吨水电耗
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- """
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- L_h = float(L_s) / 3600.0 # 小周期过滤时间(h)
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-
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- tmp = p.TMP0
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- max_tmp_during_filtration = tmp
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- max_residual_increase = 0.0
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-
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- # 小周期总时长(h)
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- t_small_cycle_h = (L_s + t_bw_s) / 3600.0
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-
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- # 计算超级周期内CEB次数
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- k_bw_per_ceb = int(np.floor(p.T_ceb_interval_h / t_small_cycle_h))
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- if k_bw_per_ceb < 1:
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- k_bw_per_ceb = 1 # 至少一个小周期
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-
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- # ton水电耗查表
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- energy_lookup = {
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- 3600: 0.1034, 3660: 0.1031, 3720: 0.1029, 3780: 0.1026,
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- 3840: 0.1023, 3900: 0.1021, 3960: 0.1019, 4020: 0.1017,
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- 4080: 0.1015, 4140: 0.1012, 4200: 0.1011
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- }
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-
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- for _ in range(k_bw_per_ceb):
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- tmp_run_start = tmp
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-
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- # 过滤阶段TMP增长
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- dtmp = _delta_tmp(p, L_h)
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- tmp_peak = tmp_run_start + dtmp
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-
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- # 约束1:峰值不得超过硬上限
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- if tmp_peak > p.TMP_max + 1e-12:
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- return False, {"reason": "TMP_max violated during filtration", "TMP_peak": tmp_peak}
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-
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- if tmp_peak > max_tmp_during_filtration:
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- max_tmp_during_filtration = tmp_peak
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-
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- # 物理反洗
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- phi = phi_bw_of(p, L_s, t_bw_s)
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- tmp_after_bw = tmp_peak - phi * (tmp_peak - tmp_run_start)
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-
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- # 约束2:单次残余增量控制
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- residual_inc = tmp_after_bw - tmp_run_start
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- if residual_inc > p.dTMP + 1e-12:
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- return False, {
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- "reason": "residual TMP increase after BW exceeded dTMP",
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- "residual_increase": residual_inc,
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- "limit_dTMP": p.dTMP
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- }
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- if residual_inc > max_residual_increase:
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- max_residual_increase = residual_inc
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-
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- tmp = tmp_after_bw
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-
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- # CEB
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- tmp_after_ceb = p.TMP0
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-
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- # 体积与回收率
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- V_feed_super = k_bw_per_ceb * p.q_UF * L_h
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- V_loss_super = k_bw_per_ceb * _v_bw_m3(p, t_bw_s) + p.v_ceb_m3
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- V_net = max(0.0, V_feed_super - V_loss_super)
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- recovery = max(0.0, V_net / max(V_feed_super, 1e-12))
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-
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- # 时间与净供水率
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- T_super_h = k_bw_per_ceb * (L_s + t_bw_s) / 3600.0 + p.t_ceb_s / 3600.0
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- net_delivery_rate_m3ph = V_net / max(T_super_h, 1e-12)
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-
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- # 贴边比例与硬限
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- headroom_ratio = max_tmp_during_filtration / max(p.TMP_max, 1e-12)
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- if headroom_ratio > p.headroom_hardcap + 1e-12:
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- return False, {"reason": "headroom hardcap exceeded", "headroom_ratio": headroom_ratio}
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-
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- # —— 新增指标 1:日均产水时间(h/d) ——
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- daily_prod_time_h = k_bw_per_ceb * L_h / T_super_h * 24.0
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-
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- # —— 新增指标 2:吨水电耗(kWh/m³) ——
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- closest_L = min(energy_lookup.keys(), key=lambda x: abs(x - L_s))
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- ton_water_energy = energy_lookup[closest_L]
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-
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- info = {
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- "recovery": recovery,
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- "V_feed_super_m3": V_feed_super,
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- "V_loss_super_m3": V_loss_super,
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- "V_net_super_m3": V_net,
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- "supercycle_time_h": T_super_h,
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- "net_delivery_rate_m3ph": net_delivery_rate_m3ph,
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- "max_TMP_during_filtration": max_tmp_during_filtration,
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- "max_residual_increase_per_run": max_residual_increase,
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- "phi_bw_effective": phi,
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- "TMP_after_ceb": tmp_after_ceb,
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- "headroom_ratio": headroom_ratio,
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- "daily_prod_time_h": daily_prod_time_h,
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- "ton_water_energy_kWh_per_m3": ton_water_energy,
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- "k_bw_per_ceb": k_bw_per_ceb
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- }
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-
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- return True, info
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-
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-def _score(p: UFParams, rec: dict) -> float:
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- """综合评分:越大越好。不同TMP0会改变max_TMP→改变惩罚→得到不同解。"""
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- # 无量纲化净供水率
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- rate_norm = rec["net_delivery_rate_m3ph"] / max(p.q_UF, 1e-12)
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- headroom_penalty = (rec["max_TMP_during_filtration"] / max(p.TMP_max, 1e-12)) ** p.r_headroom
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- return (p.w_rec * rec["recovery"]
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- + p.w_rate * rate_norm
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- - p.w_headroom * headroom_penalty)
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-
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-def optimize_2d(p: UFParams,
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- L_min_s=None, L_max_s=None, L_step_s=None,
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- t_bw_min_s=None, t_bw_max_s=None, t_bw_step_s=None):
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- # 网格生成
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- L_lo = p.L_min_s if L_min_s is None else float(L_min_s)
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- L_hi = p.L_max_s if L_max_s is None else float(L_max_s)
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- L_st = p.L_step_s if L_step_s is None else float(L_step_s)
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-
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- t_lo = p.t_bw_min_s if t_bw_min_s is None else float(t_bw_min_s)
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- t_hi = p.t_bw_max_s if t_bw_max_s is None else float(t_bw_max_s)
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- t_st = p.t_bw_step_s if t_bw_step_s is None else float(t_bw_step_s)
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-
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- L_vals = np.arange(L_lo, L_hi + 1e-9, L_st)
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- t_vals = np.arange(t_lo, t_hi + 1e-9, t_st)
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-
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- best = None
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- best_score = -np.inf
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-
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- for L_s in L_vals:
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- for t_bw_s in t_vals:
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- feasible, info = simulate_one_supercycle(p, L_s, t_bw_s)
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- if not feasible:
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- continue
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-
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- rec = {"L_s": float(L_s), "t_bw_s": float(t_bw_s)}
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- rec.update(info)
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-
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- score = _score(p, rec)
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-
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- if score > best_score + 1e-14:
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- best_score = score
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- best = rec.copy()
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- best["score"] = float(score)
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- # 若分数相同,偏好回收率更高,再偏好净供水率更高
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- elif abs(score - best_score) <= 1e-14:
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- if (rec["recovery"] > best["recovery"] + 1e-12) or (
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- abs(rec["recovery"] - best["recovery"]) <= 1e-12 and
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- rec["net_delivery_rate_m3ph"] > best["net_delivery_rate_m3ph"] + 1e-12
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- ):
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- best = rec.copy()
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- best["score"] = float(score)
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-
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- if best is None:
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- return {"status": "no-feasible-solution"}
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- best["status"] = "feasible"
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- return best
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-
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-def run_uf_decision(TMP0: float = None) -> dict:
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- if TMP0 is None:
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- rng = np.random.default_rng()
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- TMP0 = rng.uniform(0.03, 0.04) # 初始TMP随机
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-
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- params = UFParams(
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- q_UF=360.0,
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- TMP_max=0.05,
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- alpha=1.2e-6,
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- belta=1.0,
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- q_bw_m3ph=1000.0,
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- T_ceb_interval_h=48,
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- v_ceb_m3=30.0,
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- t_ceb_s=40*60.0,
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- phi_ceb=1.0,
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- dTMP=0.001,
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-
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- L_min_s=3600.0, L_max_s=4200.0, L_step_s=30.0,
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- t_bw_min_s=90.0, t_bw_max_s=100.0, t_bw_step_s=2.0,
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-
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- phi_bw_min=0.70, phi_bw_max=1.00,
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- L_ref_s=500.0, tau_bw_s=40.0, gamma_t=1.0,
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-
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- TMP0=TMP0,
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-
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- w_rec=0.7, w_rate=0.3, w_headroom=0.3, r_headroom=2.0, headroom_hardcap=0.9
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- )
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-
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- result = optimize_2d(params)
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- if result.get("status") == "feasible":
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- return {
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- "L_s": result["L_s"],
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- "t_bw_s": result["t_bw_s"],
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- "recovery": result["recovery"],
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- "k_bw_per_ceb": result["k_bw_per_ceb"],
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- "daily_prod_time_h": result["daily_prod_time_h"],
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- "ton_water_energy_kWh_per_m3": result["ton_water_energy_kWh_per_m3"]
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- }
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-
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- # 若没有可行解,返回最小过滤时间和默认值
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- return {
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- "L_s": params.L_min_s,
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- "t_bw_s": params.t_bw_min_s,
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- "recovery": 0.0,
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- "k_bw_per_ceb": 1,
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- "daily_prod_time_h": 0.0,
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- "ton_water_energy_kWh_per_m3": 0.0
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- }
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-
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-
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-def generate_plc_instructions(current_L_s, current_t_bw_s, model_prev_L_s, model_prev_t_bw_s, model_L_s, model_t_bw_s):
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- """
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- 根据工厂当前值、模型上一轮决策值和模型当前轮决策值,生成PLC指令。
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-
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- 新增功能:
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- 1. 处理None值情况:如果模型上一轮值为None,则使用工厂当前值;
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- 如果工厂当前值也为None,则返回None并提示错误。
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- """
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- # 参数配置保持不变
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- params = UFParams(
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- L_min_s=3600.0, L_max_s=6000.0, L_step_s=60.0,
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- t_bw_min_s=40.0, t_bw_max_s=60.0, t_bw_step_s=5.0,
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- )
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-
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- # 参数解包
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- L_step_s = params.L_step_s
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- t_bw_step_s = params.t_bw_step_s
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- L_min_s = params.L_min_s
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- L_max_s = params.L_max_s
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- t_bw_min_s = params.t_bw_min_s
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- t_bw_max_s = params.t_bw_max_s
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- adjustment_threshold = 1.0
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-
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- # 处理None值情况
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- if model_prev_L_s is None:
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- if current_L_s is None:
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- print("错误: 过滤时长的工厂当前值和模型上一轮值均为None")
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- return None, None
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- else:
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- # 使用工厂当前值作为基准
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- effective_current_L = current_L_s
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- source_L = "工厂当前值(模型上一轮值为None)"
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- else:
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- # 模型上一轮值不为None,继续检查工厂当前值
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- if current_L_s is None:
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- effective_current_L = model_prev_L_s
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- source_L = "模型上一轮值(工厂当前值为None)"
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- else:
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- # 两个值都不为None,比较哪个更接近模型当前建议值
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- current_to_model_diff = abs(current_L_s - model_L_s)
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- prev_to_model_diff = abs(model_prev_L_s - model_L_s)
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-
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- if current_to_model_diff <= prev_to_model_diff:
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- effective_current_L = current_L_s
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- source_L = "工厂当前值"
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- else:
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- effective_current_L = model_prev_L_s
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- source_L = "模型上一轮值"
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-
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- # 对反洗时长进行同样的处理
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- if model_prev_t_bw_s is None:
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- if current_t_bw_s is None:
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- print("错误: 反洗时长的工厂当前值和模型上一轮值均为None")
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- return None, None
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- else:
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- effective_current_t_bw = current_t_bw_s
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- source_t_bw = "工厂当前值(模型上一轮值为None)"
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- else:
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- if current_t_bw_s is None:
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- effective_current_t_bw = model_prev_t_bw_s
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- source_t_bw = "模型上一轮值(工厂当前值为None)"
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- else:
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- current_to_model_t_bw_diff = abs(current_t_bw_s - model_t_bw_s)
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- prev_to_model_t_bw_diff = abs(model_prev_t_bw_s - model_t_bw_s)
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-
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- if current_to_model_t_bw_diff <= prev_to_model_t_bw_diff:
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- effective_current_t_bw = current_t_bw_s
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- source_t_bw = "工厂当前值"
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- else:
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- effective_current_t_bw = model_prev_t_bw_s
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- source_t_bw = "模型上一轮值"
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-
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- # 检测所有输入值是否在规定范围内(只对非None值进行检查)
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- # 工厂当前值检查(警告)
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- if current_L_s is not None and not (L_min_s <= current_L_s <= L_max_s):
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- print(f"警告: 当前过滤时长 {current_L_s} 秒不在允许范围内 [{L_min_s}, {L_max_s}]")
|
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- if current_t_bw_s is not None and not (t_bw_min_s <= current_t_bw_s <= t_bw_max_s):
|
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- print(f"警告: 当前反洗时长 {current_t_bw_s} 秒不在允许范围内 [{t_bw_min_s}, {t_bw_max_s}]")
|
|
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-
|
|
|
- # 模型上一轮决策值检查(警告)
|
|
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- if model_prev_L_s is not None and not (L_min_s <= model_prev_L_s <= L_max_s):
|
|
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- print(f"警告: 模型上一轮过滤时长 {model_prev_L_s} 秒不在允许范围内 [{L_min_s}, {L_max_s}]")
|
|
|
- if model_prev_t_bw_s is not None and not (t_bw_min_s <= model_prev_t_bw_s <= t_bw_max_s):
|
|
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- print(f"警告: 模型上一轮反洗时长 {model_prev_t_bw_s} 秒不在允许范围内 [{t_bw_min_s}, {t_bw_max_s}]")
|
|
|
-
|
|
|
- # 模型当前轮决策值检查(错误)
|
|
|
- if model_L_s is None:
|
|
|
- raise ValueError("错误: 决策模型建议的过滤时长不能为None")
|
|
|
- elif not (L_min_s <= model_L_s <= L_max_s):
|
|
|
- raise ValueError(f"错误: 决策模型建议的过滤时长 {model_L_s} 秒不在允许范围内 [{L_min_s}, {L_max_s}]")
|
|
|
-
|
|
|
- if model_t_bw_s is None:
|
|
|
- raise ValueError("错误: 决策模型建议的反洗时长不能为None")
|
|
|
- elif not (t_bw_min_s <= model_t_bw_s <= t_bw_max_s):
|
|
|
- raise ValueError(f"错误: 决策模型建议的反洗时长 {model_t_bw_s} 秒不在允许范围内 [{t_bw_min_s}, {t_bw_max_s}]")
|
|
|
-
|
|
|
- print(f"过滤时长基准: {source_L}, 值: {effective_current_L}")
|
|
|
- print(f"反洗时长基准: {source_t_bw}, 值: {effective_current_t_bw}")
|
|
|
-
|
|
|
- # 使用选定的基准值进行计算调整
|
|
|
- L_diff = model_L_s - effective_current_L
|
|
|
- L_adjustment = 0
|
|
|
- if abs(L_diff) > adjustment_threshold * L_step_s:
|
|
|
- if L_diff > 0:
|
|
|
- L_adjustment = L_step_s
|
|
|
- else:
|
|
|
- L_adjustment = -L_step_s
|
|
|
- next_L_s = effective_current_L + L_adjustment
|
|
|
-
|
|
|
- t_bw_diff = model_t_bw_s - effective_current_t_bw
|
|
|
- t_bw_adjustment = 0
|
|
|
- if abs(t_bw_diff) > adjustment_threshold * t_bw_step_s:
|
|
|
- if t_bw_diff > 0:
|
|
|
- t_bw_adjustment = t_bw_step_s
|
|
|
- else:
|
|
|
- t_bw_adjustment = -t_bw_step_s
|
|
|
- next_t_bw_s = effective_current_t_bw + t_bw_adjustment
|
|
|
-
|
|
|
- return next_L_s, next_t_bw_s
|
|
|
-
|
|
|
-
|
|
|
-current_L_s = 3920
|
|
|
-current_t_bw_s = 98
|
|
|
-model_prev_L_s = None
|
|
|
-model_prev_t_bw_s = None
|
|
|
-model_L_s = 4160
|
|
|
-model_t_bw_s = 96
|
|
|
-next_L_s, next_t_bw_s = generate_plc_instructions(current_L_s, current_t_bw_s, model_prev_L_s, model_prev_t_bw_s, model_L_s, model_t_bw_s)
|
|
|
-print(f"next_L_s={next_L_s}, next_t_bw_s={next_t_bw_s}")
|