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91 lines
5.1 KiB
Matlab
91 lines
5.1 KiB
Matlab
% Example of CoolProp for Octave
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% Ian Bell, 2013
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CoolProp
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disp(['CoolProp version: ', CoolProp.get_global_param_string('version')])
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disp(['CoolProp gitrevision: ', CoolProp.get_global_param_string('gitrevision')])
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disp(['CoolProp fluids: ', CoolProp.get_global_param_string('FluidsList')])
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disp(' ')
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disp('************ USING EOS *************')
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disp(' ')
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disp('FLUID STATE INDEPENDENT INPUTS')
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disp(['Critical Density Propane: ', num2str(CoolProp.Props1('Propane','rhocrit')), ' kg/m^3'])
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disp(['TWO PHASE INPUTS (Pressure)'])
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disp(['Density of saturated liquid Propane at 101.325 kPa: ', num2str(CoolProp.Props('D','P',101.325,'Q',0,'Propane')), ' kg/m^3'])
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disp(['Density of saturated vapor R290 at 101.325 kPa: ', num2str(CoolProp.Props('D','P',101.325,'Q',1,'R290')), ' kg/m^3'])
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disp(['TWO PHASE INPUTS (Temperature)'])
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disp(['Density of saturated liquid Propane at 300 K: ', num2str(CoolProp.Props('D','T',300,'Q',0,'Propane')), ' kg/m^3'])
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disp(['Density of saturated vapor R290 at 300 K: ', num2str(CoolProp.Props('D','T',300,'Q',1,'R290')), ' kg/m^3'])
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disp(['SINGLE PHASE CYCLE (propane)'])
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p = CoolProp.Props('P','T',300,'D',1,'Propane');
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h = CoolProp.Props('H','T',300,'D',1,'Propane');
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disp(['T,D -> P,H ', num2str(300),',',num2str(1), ' --> ',num2str(p),',',num2str(h)])
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T = CoolProp.Props('T','P',p,'H',h,'Propane');
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D = CoolProp.Props('D','P',p,'H',h,'Propane');
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disp(['P,H -> T,D', num2str(p),',',num2str(h),'-->',num2str(T),',',num2str(D)])
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disp([' '])
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disp(['************ USING TTSE ***************'])
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disp([' '])
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CoolProp.enable_TTSE_LUT('Propane');
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disp(['TWO PHASE INPUTS (Pressure)'])
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disp(['Density of saturated liquid Propane at 101.325 kPa: ', num2str(CoolProp.Props('D','P',101.325,'Q',0,'Propane')), ' kg/m^3'])
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disp(['Density of saturated vapor R290 at 101.325 kPa: ', num2str(CoolProp.Props('D','P',101.325,'Q',1,'R290')), ' kg/m^3'])
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disp(['TWO PHASE INPUTS (Temperature)'])
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disp(['Density of saturated liquid Propane at 300 K: ', num2str(CoolProp.Props('D','T',300,'Q',0,'Propane')), ' kg/m^3'])
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disp(['Density of saturated vapor R290 at 300 K: ', num2str(CoolProp.Props('D','T',300,'Q',1,'R290')), ' kg/m^3'])
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disp(['SINGLE PHASE CYCLE (propane)'])
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p = CoolProp.Props('P','T',300,'D',1,'Propane');
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h = CoolProp.Props('H','T',300,'D',1,'Propane');
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disp(['T,D -> P,H ', num2str(300),',',num2str(1), ' --> ',num2str(p),',',num2str(h)])
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T = CoolProp.Props('T','P',p,'H',h,'Propane');
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D = CoolProp.Props('D','P',p,'H',h,'Propane');
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disp(['P,H -> T,D ', num2str(p),',',num2str(h),' --> ',num2str(T),',',num2str(D)])
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CoolProp.disable_TTSE_LUT('Propane');
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try
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disp(' ')
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disp('************ USING REFPROP ***************')
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disp(' ')
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disp('FLUID STATE INDEPENDENT INPUTS')
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disp(['Critical Density Propane:', num2str(CoolProp.Props('REFPROP-Propane','rhocrit')), 'kg/m^3'])
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disp(['TWO PHASE INPUTS (Pressure)'])
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disp(['Density of saturated liquid Propane at 101.325 kPa: ', num2str(CoolProp.Props('D','P',101.325,'Q',0,'REFPROP-Propane')), ' kg/m^3'])
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disp(['Density of saturated vapor R290 at 101.325 kPa: ', num2str(CoolProp.Props('D','P',101.325,'Q',1,'REFPROP-Propane')), ' kg/m^3'])
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disp(['TWO PHASE INPUTS (Temperature)'])
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disp(['Density of saturated liquid Propane at 300 K: ', num2str(CoolProp.Props('D','T',300,'Q',0,'REFPROP-Propane')), ' kg/m^3'])
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disp(['Density of saturated vapor R290 at 300 K: ', num2str(CoolProp.Props('D','T',300,'Q',1,'REFPROP-Propane')), ' kg/m^3'])
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disp(['SINGLE PHASE CYCLE (propane)'])
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p = CoolProp.Props('P','T',300,'D',1,'REFPROP-Propane');
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h = CoolProp.Props('H','T',300,'D',1,'REFPROP-Propane');
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disp(['T,D -> P,H ', num2str(300),',',num2str(1), ' --> ',num2str(p),',',num2str(h)])
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T = CoolProp.Props('T','P',p,'H',h,'REFPROP-Propane');
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D = CoolProp.Props('D','P',p,'H',h,'REFPROP-Propane');
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disp(['P,H -> T,D ', num2str(p),',',num2str(h),' --> ',num2str(T),',',num2str(D)])
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catch
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disp(' ')
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disp('************ CANT USE REFPROP ************')
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disp(' ')
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end
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disp([' '])
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disp('************ CHANGE UNIT SYSTEM (default is kSI) *************')
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disp(' ')
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CoolProp.set_standard_unit_system(CoolProp.UNIT_SYSTEM_SI)
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disp(['Vapor pressure of water at 373.15 K in SI units (Pa):',num2str(CoolProp.Props('P','T',373.15,'Q',0,'Water'))]);
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CoolProp.set_standard_unit_system(CoolProp.UNIT_SYSTEM_KSI)
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disp(['Vapor pressure of water at 373.15 K in kSI units (kPa):',num2str(CoolProp.Props('P','T',373.15,'Q',0,'Water'))]);
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disp(' ')
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disp('************ BRINES AND SECONDARY WORKING FLUIDS *************')
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disp(' ')
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disp(['Density of 50% (mass) ethylene glycol/water at 300 K, 101.325 kPa: ', num2str(CoolProp.Props('D','T',300,'P',101.325,'EG-50%')), 'kg/m^3'])
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disp(['Viscosity of Therminol D12 at 350 K, 101.325 kPa: ', num2str(CoolProp.Props('V', 'T', 350, 'P', 101.325, 'TD12')), 'Pa-s'])
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disp(' ')
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disp('************ HUMID AIR PROPERTIES *************')
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disp(' ')
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disp(['Humidity ratio of 50% rel. hum. air at 300 K, 101.325 kPa: ', num2str(CoolProp.HAProps('W','T',300,'P',101.325,'R',0.5)), ' kg_w/kg_da'])
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disp(['Relative humidity from last calculation: ', num2str(CoolProp.HAProps('R','T',300,'P',101.325,'W',HAProps('W','T',300,'P',101.325,'R',0.5))), '(fractional)'])
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