232 lines
7.7 KiB
Python
232 lines
7.7 KiB
Python
"""
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Module de chargement des refrigerants - Utilise directement IPM_DLL/simple_refrig_api.py
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"""
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import sys
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import os
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from pathlib import Path
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from typing import Dict, Optional, List
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# Prefer the packaged app.ipm module, but keep a fallback to the legacy
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# IPM_DLL folder for development compatibility.
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try:
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from app.ipm.simple_refrig_api import Refifc, MockRefifc # type: ignore
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except Exception:
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# Fall back to loading from IPM_DLL directory as before. Import the
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# module and pick attributes if present; older legacy wrappers may not
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# define MockRefifc.
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_current_dir = Path(__file__).parent.parent.parent
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_ipm_dll_dir = _current_dir / "IPM_DLL"
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if str(_ipm_dll_dir) not in sys.path:
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sys.path.insert(0, str(_ipm_dll_dir))
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import simple_refrig_api as _sr # type: ignore
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Refifc = getattr(_sr, 'Refifc')
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MockRefifc = getattr(_sr, 'MockRefifc', None)
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class RefrigerantLibrary:
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"""
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Wrapper autour de Refifc pour compatibilite avec l'API.
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Utilise directement la classe Refifc qui fonctionne dans le code original.
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"""
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def __init__(self, refrig_name: str, libs_dir: Optional[Path] = None):
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"""
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Initialise le chargement du refrigerant.
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Args:
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refrig_name: Nom du refrigerant (ex: "R134a", "R290")
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libs_dir: Repertoire contenant les bibliotheques (optionnel, non utilise car Refifc gere ca)
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"""
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self.refrig_name = refrig_name
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# Utiliser Refifc directement - c'est la classe qui fonctionne dans le code original
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self._refifc = Refifc(refrig_name)
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# Exposer toutes les methodes de Refifc avec la meme signature
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def T_px(self, p: float, x: float) -> float:
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"""Température à partir de pression (Pa) et qualité (retourne K).
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Note: les méthodes de bas niveau attendent et retournent des unités SI
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(pression en Pa, température en K, enthalpie en J/kg, entropie en J/kg.K).
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"""
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return self._refifc.T_px(p, x)
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def h_px(self, p: float, x: float) -> float:
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"""Enthalpie à partir de pression (Pa) et qualité (retourne J/kg)"""
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return self._refifc.h_px(p, x)
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def h_pT(self, p: float, T: float) -> float:
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"""Enthalpie à partir de pression (Pa) et température (K) (retourne J/kg)"""
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return self._refifc.h_pT(p, T)
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def x_ph(self, p: float, h: float) -> float:
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"""Qualité à partir de pression (Pa) et enthalpie (J/kg)"""
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return self._refifc.x_ph(p, h)
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def p_Tx(self, T: float, x: float) -> float:
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"""Pression à partir de température (K) et qualité (retourne Pa)."""
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return self._refifc.p_Tx(T, x)
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def Ts_px(self, p: float, x: float) -> float:
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"""Température de saturation à partir de pression (Pa) et qualité (retourne K)"""
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return self._refifc.Ts_px(p, x)
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def rho_px(self, p: float, x: float) -> float:
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"""Densité à partir de pression (Pa) et qualité"""
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return self._refifc.rho_px(p, x)
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def s_px(self, p: float, x: float) -> float:
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"""Entropie à partir de pression (Pa) et qualité (retourne J/kg.K)"""
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return self._refifc.s_px(p, x)
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def hsl_px(self, p: float, x: float) -> float:
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"""Enthalpie liquide saturée (retourne J/kg)"""
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return self._refifc.hsl_px(p, x)
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def hsv_px(self, p: float, x: float) -> float:
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"""Enthalpie vapeur saturée (retourne J/kg)"""
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return self._refifc.hsv_px(p, x)
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def rhosl_px(self, p: float, x: float) -> float:
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"""Densité liquide saturée"""
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return self._refifc.rhosl_px(p, x)
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def rhosv_px(self, p: float, x: float) -> float:
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"""Densité vapeur saturée"""
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return self._refifc.rhosv_px(p, x)
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def p_begin(self) -> float:
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"""Pression minimale du refrigerant (Pa)"""
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return self._refifc.p_begin()
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def p_end(self) -> float:
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"""Pression maximale du refrigerant (Pa)"""
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return self._refifc.p_end()
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class RefrigerantManager:
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"""Gestionnaire central pour tous les refrigerants disponibles"""
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# Liste des refrigerants supportes
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SUPPORTED_REFRIGERANTS = [
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"R12", "R22", "R32", "R134a", "R290", "R404A", "R410A",
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"R452A", "R454A", "R454B", "R502", "R507A", "R513A",
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"R515B", "R717", "R744", "R1233zd", "R1234ze"
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]
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def __init__(self, libs_dir: Optional[Path] = None):
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"""
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Initialise le gestionnaire
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Args:
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libs_dir: Repertoire contenant les bibliotheques
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"""
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self.libs_dir = libs_dir
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self._loaded_refrigerants: Dict[str, RefrigerantLibrary] = {}
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def get_available_refrigerants(self) -> List[Dict[str, str]]:
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"""
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Retourne la liste des refrigerants disponibles
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Returns:
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Liste de dictionnaires avec nom et disponibilite
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"""
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available = []
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for refrig in self.SUPPORTED_REFRIGERANTS:
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try:
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# Tenter de charger pour verifier disponibilite
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if refrig not in self._loaded_refrigerants:
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self.load_refrigerant(refrig)
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available.append({
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"name": refrig,
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"available": True,
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"loaded": refrig in self._loaded_refrigerants
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})
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except Exception as e:
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available.append({
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"name": refrig,
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"available": False,
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"error": str(e)
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})
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return available
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def load_refrigerant(self, refrig_name: str) -> RefrigerantLibrary:
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"""
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Charge un refrigerant specifique
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Args:
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refrig_name: Nom du refrigerant
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Returns:
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Instance RefrigerantLibrary
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Raises:
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ValueError: Si le refrigerant n'est pas supporte
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RuntimeError: Si le chargement echoue
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"""
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if refrig_name not in self.SUPPORTED_REFRIGERANTS:
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raise ValueError(
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f"Refrigerant non supporte: {refrig_name}. "
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f"Supportes: {', '.join(self.SUPPORTED_REFRIGERANTS)}"
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)
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if refrig_name in self._loaded_refrigerants:
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return self._loaded_refrigerants[refrig_name]
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try:
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lib = RefrigerantLibrary(refrig_name, self.libs_dir)
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self._loaded_refrigerants[refrig_name] = lib
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return lib
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except Exception as e:
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raise RuntimeError(
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f"Erreur chargement {refrig_name}: {e}"
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)
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def get_refrigerant(self, refrig_name: str) -> RefrigerantLibrary:
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"""
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Obtient un refrigerant (le charge si necessaire)
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Args:
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refrig_name: Nom du refrigerant
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Returns:
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Instance RefrigerantLibrary
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"""
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if refrig_name not in self._loaded_refrigerants:
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return self.load_refrigerant(refrig_name)
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return self._loaded_refrigerants[refrig_name]
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def unload_all(self):
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"""Decharge tous les refrigerants"""
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self._loaded_refrigerants.clear()
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# Instance globale du gestionnaire
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_manager: Optional[RefrigerantManager] = None
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def get_manager() -> RefrigerantManager:
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"""Obtient l'instance globale du gestionnaire"""
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global _manager
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if _manager is None:
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_manager = RefrigerantManager()
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return _manager
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def get_refrigerant(name: str) -> RefrigerantLibrary:
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"""
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Fonction helper pour obtenir un refrigerant
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Args:
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name: Nom du refrigerant
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Returns:
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Instance RefrigerantLibrary
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"""
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return get_manager().get_refrigerant(name)
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