def calculate_integral(self, T1, T2, method):
        r'''Method to calculate the integral of a property with respect to
        temperature, using a specified method. Implements the analytical
        integrals of all available methods except for tabular data.
        
        Parameters
        ----------
        T1 : float
            Lower limit of integration, [K]
        T2 : float
            Upper limit of integration, [K]
        method : str
            Method for which to find the integral

        Returns
        -------
        integral : float
            Calculated integral of the property over the given range, 
            [`units*K`]
        '''
        if method == TRCIG:
            H2 = TRCCp_integral(T2, *self.TRCIG_coefs)
            H1 = TRCCp_integral(T1, *self.TRCIG_coefs)
            return H2 - H1
        elif method == POLING:
            A, B, C, D, E = self.POLING_coefs
            H2 = (((((0.2*E)*T2 + 0.25*D)*T2 + C/3.)*T2 + 0.5*B)*T2 + A)*T2
            H1 = (((((0.2*E)*T1 + 0.25*D)*T1 + C/3.)*T1 + 0.5*B)*T1 + A)*T1
            return R*(H2 - H1)
        elif method == POLING_CONST:
            return (T2 - T1)*self.POLING_constant
        elif method == CRCSTD:
            return (T2 - T1)*self.CRCSTD_constant
        elif method == LASTOVKA_SHAW:
            dH = (Lastovka_Shaw_integral(T2, self.similarity_variable)
                    - Lastovka_Shaw_integral(T1, self.similarity_variable))
            return property_mass_to_molar(dH, self.MW)
        elif method in self.tabular_data or method == COOLPROP:
            return float(quad(self.calculate, T1, T2, args=(method))[0])
        else:
            raise Exception('Method not valid')
def calculate_integral(self, T1, T2, method):
        r'''Method to calculate the integral of a property with respect to
        temperature, using a specified method. Implements the analytical
        integrals of all available methods except for tabular data.
        
        Parameters
        ----------
        T1 : float
            Lower limit of integration, [K]
        T2 : float
            Upper limit of integration, [K]
        method : str
            Method for which to find the integral

        Returns
        -------
        integral : float
            Calculated integral of the property over the given range, 
            [`units*K`]
        '''
        if method == TRCIG:
            H2 = TRCCp_integral(T2, *self.TRCIG_coefs)
            H1 = TRCCp_integral(T1, *self.TRCIG_coefs)
            return H2 - H1
        elif method == POLING:
            A, B, C, D, E = self.POLING_coefs
            H2 = (((((0.2*E)*T2 + 0.25*D)*T2 + C/3.)*T2 + 0.5*B)*T2 + A)*T2
            H1 = (((((0.2*E)*T1 + 0.25*D)*T1 + C/3.)*T1 + 0.5*B)*T1 + A)*T1
            return R*(H2 - H1)
        elif method == POLING_CONST:
            return (T2 - T1)*self.POLING_constant
        elif method == CRCSTD:
            return (T2 - T1)*self.CRCSTD_constant
        elif method == LASTOVKA_SHAW:
            dH = (Lastovka_Shaw_integral(T2, self.similarity_variable)
                    - Lastovka_Shaw_integral(T1, self.similarity_variable))
            return property_mass_to_molar(dH, self.MW)
        elif method in self.tabular_data or method == COOLPROP:
            return float(quad(self.calculate, T1, T2, args=(method))[0])
        else:
            raise Exception('Method not valid')
def calculate_integral ( self , T1 , T2 , method ) : if method == TRCIG : H2 = TRCCp_integral ( T2 , * self . TRCIG_coefs ) H1 = TRCCp_integral ( T1 , * self . TRCIG_coefs ) return H2 - H1 elif method == POLING : A , B , C , D , E = self . POLING_coefs H2 = ( ( ( ( ( 0.2 * E ) * T2 + 0.25 * D ) * T2 + C / 3. ) * T2 + 0.5 * B ) * T2 + A ) * T2 H1 = ( ( ( ( ( 0.2 * E ) * T1 + 0.25 * D ) * T1 + C / 3. ) * T1 + 0.5 * B ) * T1 + A ) * T1 return R * ( H2 - H1 ) elif method == POLING_CONST : return ( T2 - T1 ) * self . POLING_constant elif method == CRCSTD : return ( T2 - T1 ) * self . CRCSTD_constant elif method == LASTOVKA_SHAW : dH = ( Lastovka_Shaw_integral ( T2 , self . similarity_variable ) - Lastovka_Shaw_integral ( T1 , self . similarity_variable ) ) return property_mass_to_molar ( dH , self . MW ) elif method in self . tabular_data or method == COOLPROP : return float ( quad ( self . calculate , T1 , T2 , args = ( method ) ) [ 0 ] ) else : raise Exception ( 'Method not valid' )
r'''Method to calculate the integral of a property with respect to
        temperature, using a specified method. Implements the analytical
        integrals of all available methods except for tabular data.
        
        Parameters
        ----------
        T1 : float
            Lower limit of integration, [K]
        T2 : float
            Upper limit of integration, [K]
        method : str
            Method for which to find the integral

        Returns
        -------
        integral : float
            Calculated integral of the property over the given range, 
            [`units*K`]
r Method to calculate the integral of a property with respect to temperature using a specified method . Implements the analytical integrals of all available methods except for tabular data . Parameters ---------- T1 : float Lower limit of integration [ K ] T2 : float Upper limit of integration [ K ] method : str Method for which to find the integral