falsetruetrueFCP24FMS2026-08-24T15:05:24ZFCP24FMS2025-10-22T09:54:55ZFCP24FMS2026-02-26T12:46:13Z0.00.01.0FCP24FMS2025-03-07T15:29:17ZFCP24FMS2026-03-03T15:59:32Z-1000.0-50000.050000.0FCP24FMS2025-03-17T16:43:29ZFCP24FMS2026-03-03T15:59:48Z-5.0-100.0100.0kJ/KFCP24FMS2024-11-21T14:43:21ZFCP24FMS2025-03-25T15:55:04Z0.850.01.0FCP24FMS2024-11-21T14:43:21ZFCP24FMS2026-02-26T12:46:46Z1.0-1.0E301.0E30FCP24FMS2025-04-11T12:17:12ZFCP24FMS2026-03-03T14:38:02Z1.50.0150.0FCP24FMS2024-11-21T14:43:21ZFCP24FMS2026-03-03T14:36:19Z0.00.050.0FCP24FMS2025-03-05T12:50:58ZFCP24FMS2026-03-03T14:37:57Z350.0100.01.0E10FCP24FMS2025-09-23T11:40:55ZFCP24FMS2026-03-03T15:02:20Z1500.00.050000.0FCP24FMS2025-09-24T14:58:42ZFCP24FMS2026-08-08T21:27:40Z5.00.010000.0FCP24FMS2025-03-17T16:41:51ZFCP24FMS2026-08-24T14:30:51Ztopologyreportsfalsefalsetrue-199773695FCP24FMS2025-06-19T12:14:12ZFCP24FMS2026-08-24T13:51:09Ztopologyreportsfalsefalsetrue-199773695FCP24FMS2025-06-19T12:12:39ZFCP24FMS2026-08-24T14:31:10Ztopologyreportsfalsefalsetrue-199773695FCP24FMS2025-04-16T17:08:33ZFCP24FMS2026-08-24T13:51:32Ztopologyreportsfalsefalsetrue-199773695FCP24FMS2025-06-19T12:13:28ZFCP24FMS2026-08-24T14:31:30Ztopologyreportsfalsefalsetrue-199773695FCP24FMS2025-04-16T17:12:20ZFCP24FMS2026-08-24T13:51:57Ztopologyreportsfalsefalsetrue-199773695fcp24fms2026-01-01T18:42:16ZFCP24FMS2026-08-24T14:32:06Ztopologyreportsfalsefalsetrue-199773695
= 0]
Con_Process(1) = c.P - (e.P + 0.2); #Condenser pressure > Evaporator pres + 0.2 bar
Con_Process(2) = c.T_Diff - T_Diff_Min; #Constrain minimum temperature difference for heat exchange in the condenser
Con_Process(3) = e.T_Diff - T_Diff_Min; #Constrain minimum temperature difference for heat exchange in the evaporator
Con_Process(4) = c.T2 - e.T2; #Condenser outlet temperature must be greater than evaporator inlet temperature
Con_Process(5) = e.T1 - T_Boiling_Normal; #Must be able to boil at 1 bar, to avoid vacuum pressures. Redundant constraint, as 1 bar is in the lower bound set for pressures in the optimisation
Con_Process(6) = com.T2 - (c.T_Vap+0.1);
#Objectives
#Coefficiet of performance. Ratio of heat output to power input
COP*com.P_In = c.Q_Out;
#Volumetric heating capacity. kJ of heat delivered per meter cubed of refrigerant,
# taking the volume at the compressor inlet/evaporator outlet which is the point of maximum volume in the cycle
VHC*physProps.VapourVolume(com.T1, e.P*Bar_To_Pa, 1.0) = c.Q_Out;
#2nd law efficiency. The COP as a fraction of the theoretical maximum COP
n_Scnd_Law*(c.T_Sink/T_Lift) = COP;
]]>
FCP24FMS2025-08-27T08:15:56ZFCP24FMS2026-08-24T14:29:00Ztopologyreportsfalsefalsetrue-199773695
= 0] or [constraint = 0]
Con_Process(1) = c.P - (e.P + 0.2); #Condenser pressure > Evaporator pres + 0.2 bar
Con_Process(2) = c.T_Diff - T_Diff_Min; #Constrain minimum temperature difference for heat exchange in the condenser
Con_Process(3) = e.T_Diff - T_Diff_Min; #Constrain minimum temperature difference for heat exchange in the evaporator
Con_Process(4) = c.T2 - e.T2; #Condenser outlet temperature must be greater than evaporator inlet temperature
Con_Process(5) = e.T1 - T_Boiling_Normal; #Must be able to boil at 1 bar, to avoid vacuum pressures. Redundant constraint, as 1 bar is in the lower bound set for pressures in the optimisation
Con_Process(6) = com.T2 - (c.T_Vap+0.1);
Con_Molecular(1) = SIGMA((2-R)*n) - 2; #Valency rule. See Odele & Macchietto 1993, doi:10.1016/0378-3812(93)87127-M
Con_Molecular(2) = 35 - SIGMA(n); #Total groups =< 35
Con_Molecular(3) = n(1) - (n(11) + (n(11)/10)); #CH2 chain groups >= cO + cO/10 (cO upper limit).
Con_Molecular(4) = n(2) - n(12); #CH3 end groups >= eO
Con_Molecular(5) = (n(4)+n(6)) - 2*a; #Ensures there must be an even number of double bonds
Con_Molecular(6) = n(6) - n(4); #Rnsures that there is always a =CH- group for every =CH2 group
Con_Molecular(7) = (n(1)+n(9)+n(10)+n(14)+n(17)+(0.5*n(6))-(0.5*n(4))) - (n(21)+n(22)+n(18)+n(19)+n(20)+n(11)+n(12)+n(3)-1); #Prevents chains of nitrogens and/or oxgens
Con_Molecular(8) = (n(1)+n(14)+n(17)+n(6)-n(4)-n(11)+y_cO)-2*(n(3)+n(18)+n(19)+n(20)-1)+35*(1-y_g);
Con_Molecular(9) = (n(2)+n(13)+n(16)+n(15)+n(7)+n(8)+n(1)+n(9)+n(10)+n(14)+n(17)-n(11))-(n(3)+n(18)+n(19));
Con_Molecular(10) = n(1)-n(3)+35*(1-y_e);
Con_molecular(11) = n(2) + 35*y_e - n(3);
#Big-M for binary variable definitions
#cO present?
Con_Molecular(12) = (n(11)-0.1)+35*(1-y_cO);
Con_Molecular(13) = 35*y_cO - (n(11)-0.1);
#Geminal groups present?
Con_Molecular(14) = (n(3)+n(18)+n(19)+n(20)-2+0.1)+35*(1-y_g);
Con_Molecular(15) = 35*y_g - (n(3)+n(18)+n(19)+n(20)-2+0.1);
#More than 2 groups?
Con_Molecular(16) = SIGMA(n)-2-0.1+35*(1-y_e);
Con_Molecular(17) = 35*y_e - SIGMA(n) + 2 + 0.1;
#Objectives
#Coefficiet of performance. Ratio of heat output to power input
COP*com.P_In = c.Q_Out;
#Volumetric heating capacity. kJ of heat delivered per meter cubed of refrigerant,
# taking the volume at the compressor inlet/evaporator outlet which is the point of maximum volume in the cycle
VHC*physProps.VapourVolume(com.T1, e.P*Bar_To_Pa, 1.0, MolecularStructure) = c.Q_Out;
#2nd law efficiency. The COP as a fraction of the theoretical maximum COP
n_Scnd_Law*(c.T_Sink/T_Lift) = COP;
]]>
FCP24FMS2026-01-05T12:16:20ZFCP24FMS2026-08-24T14:50:20ZtruetrueFCP24FMS2025-08-27T08:15:40ZFCP24FMS2026-08-24T15:05:24ZtruetrueFCP24FMS2025-12-11T17:57:09ZFCP24FMS2026-08-24T14:50:32ZgeneralFCP24FMS2025-08-27T08:15:22ZFCP24FMS2026-08-24T14:51:41ZgeneralFCP24FMS2025-06-13T19:08:47Zfcp24fms2026-08-21T16:50:49ZgeneralFCP24FMS2025-06-19T12:03:24ZFCP24FMS2026-01-05T12:16:45ZFCP24FMS2026-01-05T12:16:45Zfalsegas_definitiondefaultfGroups_master_dtb_hybrid.xmlammoniaGasgasLiquidliquidSAFT-γ MiegcmiefGroups_gcmie_dtb_hybrid.xmlSAFT-γ MieSAFT-γ Mie
]]>
FCP24FMS2026-03-30T13:32:46ZFCP24FMS2026-03-30T13:33:40ZFCP24FMS2026-03-30T13:33:40Zfalsegas_definitiondefaultFormic AcidHCOOH1GasgasLiquidliquidSAFT-γ MiegcmieSAFT-γ MieSAFT-γ Mie
]]>
FCP24FMS2025-08-27T09:00:52Zfcp24fms2026-02-12T15:39:39Zfcp24fms2026-02-12T15:39:39Zfalsegas_definitiondefaultfGroups_master_dtb_hybrid.xmlRefrigerant_flexOHCH2=COOHCH=CHCl2CH2ClCHCcOeOCF3CF2CH2FCHF2CHFNHNNH2COOC=OCH3CH2GasgasLiquidliquidSAFT-γ MiegcmiefGroups_gcmie_dtb_hybrid.xmlSAFT-γ MieSAFT-γ Mie
]]>
FCP24FMS2025-06-19T12:03:05ZFCP24FMS2026-01-05T11:57:48ZFCP24FMS2026-01-05T11:57:48Zfalsegas_definitiondefaultfGroups_master_dtb_hybrid.xmlwaterGasgasLiquidliquidSAFT-γ MiegcmiefGroups_gcmie_dtb_hybrid.xmlSAFT-γ MieSAFT-γ Mie
]]>
FCP24FMS2025-05-08T13:38:57ZtruegcmieCH3032528.904610.000000000493100.54490CH2032528.904610.000000000493100.54490CF3032528.904610.000000000493100.54490CF20459.9233.963610.000000000519800.27520CH2F0503.8622.340610.000000000371270.86762CHF20298.1519.294610.000000000370060.95981CHF0346.1333.025610.000000000420100.42617390319.42317.06448.14377.72325.87307.41570.7398.14412.05329.38228.75354.13438.02586.5757.58382.05405.8469.93]]>
FCP24FMS2025-04-08T12:38:25ZFCP24FMS2025-05-09T12:09:02ZtruegcmieCF3032528.904610.000000000493100.54490CF20459.9233.963610.000000000519800.27520CH2F0503.8622.340610.000000000371270.86762CHF20298.1519.294610.000000000370060.95981CHF0346.1333.025610.000000000420100.42617390319.42317.06448.14377.72325.87307.41570.7398.14412.05329.38228.75354.13438.02586.5757.58382.05405.8469.93]]>
FCP24FMS2025-05-08T13:39:12ZtrueCH3CH3Methyl group[CH3]H3C1joback19.5-0.008080.000153-0.0000000967temperature010000-76450-109CH2CH2Methyl chain group[CH2]H2C1joback-0.9090.095-0.00005440.0000000119temperature010000-20640-72CF3CF3Trifluoro methyl group[CF3]F3C1joback13.30.1531-0.000068-0.000000008temperature010000-673530-161CF2CF2Difluoro chain group[CF2]F2C1joback-13.20.2444-0.000260.000000095temperature010000-421610-145CH2FCH2FFluoro Methyl group[CH2F]F1C1H2joback25.5910.00370.000137-0.000000091temperature010000-272560-113CHF2CHF2Difluoro Methyl group[CHF2]F2C1H1joback300.02140.000117-0.000000086temperature010000-473950-127CHFCHFFluoro Chain group[CHF]F1C1joback3.50.1127-0.0000740.000000017temperature010000-222030-111]]>
FCP24FMS2025-04-08T12:38:39ZFCP24FMS2025-04-08T12:40:02ZtrueCF3CF3Trifluoro methyl group[CF3]F3C1joback13.30.1531-0.000068-0.000000008temperature010000-673530-161CF2CF2Difluoro chain group[CF2]F2C1joback-13.20.2444-0.000260.000000095temperature010000-421610-145CH2FCH2FFluoro Methyl group[CH2F]F1C1H2joback25.5910.00370.000137-0.000000091temperature010000-272560-113CHF2CHF2Difluoro Methyl group[CHF2]F2C1H1joback300.02140.000117-0.000000086temperature010000-473950-127CHFCHFFluoro Chain group[CHF]F1C1joback3.50.1127-0.0000740.000000017temperature010000-222030-111]]>