{"text_format":"1","workbook":"xlsx","n_sheets":4,"sheets":["Main","Blank for Calculation","Properties","Functions"],"not_rendered":{"charts":0,"images":2,"macros":1,"external_links":0,"defined_names":30,"comments":1,"pivot_tables":0},"unopened":[],"bounds":{"document_bytes":16777216,"sheet_cells":100000,"rows_first":2000,"rows_last":500,"rows_between":2000,"halvings":0,"cell_chars":16384,"cell_head_chars":4096},"cells_cut":0,"cells_raw":0,"read":"whole","date_system":"1900"}

{"sheet":"Main","index":0,"n_rows":27,"n_cols":20,"rows_kept":27,"cut":false,"hidden":false,"merged":[[0,1,0,26],[0,41,0,42]]}
[null,"Steam Turbine\nCalculator"]
[null,"This excel sheet calculates the power that turbine can generate with specific inlet and outlet conditions."]
[]
[null,null,null,null,null,null,"Sat. Temp"]
[null,null,"Inlet Steam Pressure :",350," psig",null,{"$f":"Tsat_p(D5+Convert_Gauge_to_Absolute)","v":435.67529745485189}," °F"]
[null,null,null,null,null,null,"State"]
[null,null,"Degree of Superheat :",261.10000000000002," °F",null,{"$f":"IF(D7=0,\"Saturated\",\"Superheated\")","v":"Superheated"}]
[null,null,null,null,null,null,"Enthalpy"]
[null,null,"Inlet Temperature :",{"$f":"D7+G5","v":696.77529745485185}," °F",null,{"$f":"IF(G7=\"Saturated\",hV_p(D5+Convert_Gauge_to_Absolute),h_pt(D5+Convert_Gauge_to_Absolute,D9))","v":1363.1450879873805},"Btu/lb"]
[null,null,null,null,null,null,"Entropy"]
[null,null,"Steam Flow :",5000," lb/hr",null,{"$f":"IF(G7=\"Saturated\",sV_p(D5+Convert_Gauge_to_Absolute),s_pT(D5+Convert_Gauge_to_Absolute,D9))","v":1.6501508984615567},"Btu/lb°F",null,null,null,null,null,null,null,null,null,null,null,{"$f":"ROUND(D5,0)&E5","v":"350 psig"}]
[]
[null,null,null,null,null,null,"Shaft Energy",null,null,null,null,null,null,null,{"$f":"TEXT(ROUND(D11,0),\"#,###\") &E11","v":"5,000 lb/hr"}]
[null,null,"Efficiency :",47.3," %",null,{"$f":"(G9-G23)*D11/Convert_hp_to_Btulb","v":207.5418158145813},"hp",null,null,null,null,null,null,{"$f":"TEXT(D5,0)&E5","v":"350 psig"}]
[null,null,null,null,null,null,null,null,null,null,null,null,null,null,{"$f":"TEXT(D9,0)&E9","v":"697 °F"}]
[null,null,null,null,null,null,"Sat. Temp",null,null,null,null,null,"Efficiency"]
[null,null,"Outlet Steam Pressure :",20," psig",null,{"$f":"Tsat_p(D17+Convert_Gauge_to_Absolute)","v":258.74111145836287}," °F",null,null,null,null,{"$f":"ROUND(D14,0)/100","v":0.47}]
[null,null,null,null,null,null,"State",null,null,null,null,null,null,null,null,null,"Shaft Work"]
[null,null,"Outlet Temperature :",{"$f":"T_ph(D17+Convert_Gauge_to_Absolute,G23)","v":441.91683841082801}," °F",null,{"$f":"IF(D21>0,\"Superheated\",IF(D23=0,\"Liquid\",\"Saturated\"))","v":"Superheated"},null,null,null,null,null,null,null,null,null,{"$f":"ROUND(G14,0)&\" \" &H14","v":"208 hp"}]
[null,null,null,null,null,null,"Enthalpy (Isentropic)",null,null,null,null,null,null,null,{"$f":"TEXT(D19,0)&E19","v":"442 °F"}]
[null,null,"Degree of Superheat :",{"$f":"IF(D19>=G17,D19-G17,\"\")","v":183.17572695246514}," °F",null,{"$f":"h_ps(D17+Convert_Gauge_to_Absolute,G11)","v":1139.8569843942678},"Btu/lb",null,null,null,null,null,null,{"$f":"TEXT(D17,0)&E17","v":"20 psig"}]
[null,null,null,null,null,null,"Enthalpy (Actual)",null,null,null,null,null,null,null,{"$f":"G19","v":"Superheated"}]
[null,null,"Steam Quality :",{"$f":"x_ph(D17+Convert_Gauge_to_Absolute,G23)","v":1},null,null,{"$f":"G9-(D14/100*(G9-G21))","v":1257.5298149878381},"Btu/lb"]
[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,{"$f":"ROUND(D17,0)&E17","v":"20 psig"}]
[]
[]
[null,null,"Copy Rights: Not to be copied or distributed without specific permission from Inveno Engineering LLC; kelly.paffel@invenoeng.com"]

{"sheet":"Blank for Calculation","index":1,"n_rows":3,"n_cols":1,"rows_kept":3,"cut":false,"hidden":false,"merged":[]}
["User Calculations Sheet"]
[]
["This is a blank sheet provided for the user to make notes, carry out calculations etc."]

{"sheet":"Properties","index":2,"n_rows":31,"n_cols":8,"rows_kept":31,"cut":false,"hidden":false,"merged":[]}
[null,"Steam Tables  (English Units)"]
[]
[]
[]
[]
[null,"Saturation properties given temperature",null,null,null,"Saturation properties given pressure"]
[null,"Temperature",50,"degF",null,"Pressure",12.57,"psi (a)"]
[null,"Saturation pressure",{"$f":"psat_t(C7)","v":0.17813301000769874},"psi (a)",null,"Saturation temperature",{"$f":"Tsat_p(G7)","v":204.17777791927469},"degF"]
[null,"Liquid",null,null,null,"Liquid"]
[null,"Enthalpy",{"$f":"hL_T(C7)","v":18.065816271919097},"btu/lb",null,"Enthalpy",{"$f":"hL_p(G7)","v":172.30242549737997},"btu/lb"]
[null,"Density",{"$f":"rhoL_T(C7)","v":62.406342618778162},"lb /ft3",null,"Density",{"$f":"rhoL_P(G7)","v":60.020209137088131},"lb /ft3"]
[null,"Entropy",{"$f":"sL_T(C7)","v":3.6086052903275448E-2},"btu/(lb F)",null,"Entropy",{"$f":"sL_p(G7)","v":0.30038744224357444},"btu/(lb F)"]
[null,"Vapour",null,null,null,"Vapour"]
[null,"Vapour enthalpy",{"$f":"hV_T(C7)","v":1083.0738774464417},"btu/lb",null,"Vapour enthalpy",{"$f":"hV_p(G7)","v":1147.318490880599},"btu/lb"]
[null,"Vapour density",{"$f":"rhoV_T(C7)","v":5.8723286456754725E-4},"lb /ft3",null,"Vapour density",{"$f":"rhoV_p(G7)","v":3.2235542163525463E-2},"lb /ft3"]
[null,"Vapour Entropy",{"$f":"sV_T(C7)","v":2.1256916787390598},"btu/(lb F)",null,"vapour Entropy",{"$f":"sV_p(G7)","v":1.7691143714675075},"btu/(lb F)"]
[null,"Evaporation energy",{"$f":"C14-C10","v":1065.0080611745225},"btu/lb",null,"Evaporation energy",{"$f":"G14-G10","v":975.01606538321903},"btu/lb"]
[]
[null,"Properties given pressure and temperature",null,null,null,"Properties given pressure and enthalpy"]
[null,"Pressure",100,"psi (a)",null,"Pressure",12.57,"psi (a)"]
[null,"Temperature",50,"degF",null,"Enthalpy",2788,"btu/lb"]
[null,"Enthalpy",{"$f":"h_pt(C20,C21)","v":18.354327600849064},"btu/lb",null,"Temperature",{"$f":"T_ph(G20,G21)","v":3074.5707483291626},"degF"]
[null,"Density",{"$f":"rho_pT(C20,C21)","v":62.426859281115377},"lb /ft3",null,"Density",{"$f":"rho_ph(G20,G21)","v":5.9703452166335897E-3},"lb /ft3"]
[null,"Entropy",{"$f":"s_pT(C20,C21)","v":3.6071463664522962E-2},"btu/(lb F)",null,"Entropy",{"$f":"s_ph(G20,G21)","v":2.674276314249977},"btu/(lb F)"]
[null,"Vapour fraction",{"$f":"x_ph(C20,C22)*100","v":0},"%",null,"Vapour fraction",{"$f":"x_ph(G20,G21)*100","v":100},"%"]
[null,"IF97 Region",{"$f":"region_pt(C20/10,C21+273.15)","v":1},null,null,"IF97 Region",{"$f":"region_ph(G20/10,G21)","v":2}]
[null,"Phase",{"$f":"IF(C26=2,\"Steam\",IF(C26=1,\"Liquid\",IF(C26=4,\"Mixture\",\"\")))","v":"Liquid"},null,null,"Phase",{"$f":"IF(G26=2,\"Steam\",IF(G26=1,\"Liquid\",IF(G26=4,\"Mixture\",\"\")))","v":"Steam"}]
[null,"Isobaric heat capacity ",{"$f":"Cp_pT(C20,C21)","v":1.0015340327424829},"btu/(lb F)",null,"Isobaric heat capacity ",{"$f":"Cp_ph(G20,G21)","v":0.67524179335823475},"btu/(lb F)"]
[null,"Speed of sound",{"$f":"w_pT(C20,C21)","v":4752.2401977897171},"ft/s",null,"Speed of sound",{"$f":"w_ph(G20,G21)","v":3414.439143641735},"ft/s"]
[]
[null,"Copy Rights: Not to be copied or distributed without specific permission from Inveno Engineering LLC; kelly.paffel@invenoeng.com"]

{"sheet":"Functions","index":3,"n_rows":113,"n_cols":8,"rows_kept":113,"cut":false,"hidden":false,"merged":[]}
["Steam Tables"]
[]
[]
[]
[]
[]
[]
["Temperature"]
[" Tsat_p",14.503773799999999,"psi",null,null,{"$f":"Tsat_p(B9)","v":211.2906535708841},"deg F","Saturation temperature"]
[" T_ph",1,"psi",100,"btu/lb",{"$f":"T_ph(B10,D10)","v":101.69433722352896},"deg F","Temperture as a function of pressure and enthalpy"]
[" T_ps",1,"psi",1,"btu/(lb F)",{"$f":"T_ps(B11,D11)","v":101.69433722352896},"deg F","Temperture as a function of pressure and entropy"]
[" T_hs",100,"btu/lb",0.2,"btu/(lb F)",{"$f":"T_hs(B12,D12)","v":40.712708761178419},"deg F","Temperture as a function of enthalpy and entropy"]
["Pressure"]
[" psat_T",100,"deg F",null,null,{"$f":"psat_t(B14)","v":0.95043933077881249},"psi (a)","Saturation pressure"]
[" p_hs",100,"btu/lb",{"$f":"F49","v":0.18512524760110738},"btu/(lb F)",{"$f":"p_hs(B15,D15)","v":5.9882919074278274},"psi (a)","Pressure as a function of h and s. "]
[" p_hrho",100,"btu/lb",5,"lb/ft3",{"$f":"p_hrho(B16,D16)","v":2.2737319182747444},"psi (a)","Pressure as a function of h and rho (density). Very unaccurate for solid water region since it's almost incompressible!"]
["Enthalpy"]
[" hV_p",1,"psi",null,null,{"$f":"hV_p(B18)","v":1105.4393386640004},"btu/lb","Saturated vapour enthalpy"]
[" hL_p",1,"psi",null,null,{"$f":"hL_p(B19)","v":69.728239049354812},"btu/lb","Saturated liquid enthalpy"]
[" hV_T",100,"deg F",null,null,{"$f":"hV_T(B20)","v":1104.7148547166025},"btu/lb","Saturated vapour enthalpy"]
[" hL_T",100,"deg F",null,null,{"$f":"hL_T(B21)","v":68.036985639994001},"btu/lb","Saturated liquid enthalpy"]
[" h_pT",14.503773799999999,"psi",68,"deg F",{"$f":"h_pt(B22,D22)","v":36.11857745798283},"btu/lb","Entalpy as a function of pressure and temperature."]
[" h_ps",1,"psi",1,"btu/(lb F)",{"$f":"h_ps(B23,D23)","v":556.63691364819874},"btu/lb","Entalpy as a function of pressure and entropy."]
[" h_px",1,"psi",0.5,null,{"$f":"h_px(B24,D24)","v":587.58378885667753},"btu/lb","Entalpy as a function of pressure and vapour fraction"]
[" h_Tx",100,"deg F",0.5,null,{"$f":"h_tx(B25,D25)","v":586.37592017829832},"btu/lb","Entalpy as a function of temperature and vapour fraction"]
[" h_prho",1,"psi",2,"lb/ft3",{"$f":"h_prho(B26,D26)","v":71.230953968579257},"btu/lb","Entalpy as a function of pressure and density. Observe for low temperatures (liquid) this equation has 2 solutions. (Not valid!!)"]
["Specific volume"]
[" vV_p",1,"psi",null,null,{"$f":"vV_p(B28)","v":333.50751891901803},"ft3/lb","Saturated vapour volume"]
[" vL_p",1,"psi",null,null,{"$f":"vL_p(B29)","v":1.613681120860341E-2},"ft3/lb","Saturated liquid volume"]
[" vV_T",100,"deg F",null,null,{"$f":"vV_T(B30)","v":349.8695998974697},"ft3/lb","Saturated vapour volume"]
[" vL_T",100,"deg F",null,null,{"$f":"vL_T(B31)","v":1.6131174327003114E-2},"ft3/lb","Saturated liquid volume"]
[" v_pT",1,"psi",100,"deg F",{"$f":"v_pT(B32,D32)","v":1.6131171891217523E-2},"ft3/lb","Specific volume as a function of pressure and temperature."]
[" v_ph",1,"psi",1000,"btu/lb",{"$f":"v_ph(B33,D33)","v":299.55682476050805},"ft3/lb","Specific volume as a function of pressure and enthalpy"]
[" v_ps",10,"psi",{"$f":"F49","v":0.18512524760110738},"btu/(lb F)",{"$f":"v_ps(B34,D34)","v":1.6255423844855975E-2},"ft3/lb","Specific volume as a function of pressure and entropy."]
["Density"]
[" rhoV_p",1,"psi",null,null,{"$f":"rhoV_p(B36)","v":2.9984331484976777E-3},"lb/ft3","Saturated vapour density"]
[" rhoL_p",1,"psi",null,null,{"$f":"rhoL_P(B37)","v":61.970112128897298},"lb/ft3","Saturated liquid density"]
[" rhoV_T",100,"deg F",null,null,{"$f":"rhoV_T(B38)","v":2.858207744522682E-3},"lb/ft3","Saturated vapour density"]
[" rhoL_T",100,"deg F",null,null,{"$f":"rhoL_T(B39)","v":61.991766980413153},"lb/ft3","Saturated liquid density"]
[" rho_pT",1,"psi",100,"deg F",{"$f":"rho_pT(B40,D40)","v":61.991776341087863},"lb/ft3","Density as a function of pressure and temperature."]
[" rho_ph",1,"psi",1000,"btu/lb",{"$f":"rho_ph(B41,D41)","v":3.3382647876558564E-3},"lb/ft3","Density as a function of pressure and enthalpy"]
[" rho_ps",1,"psi",1,"btu/(lb F)",{"$f":"rho_ps(B42,D42)","v":6.3776664978736569E-3},"lb/ft3","Density as a function of pressure and entropy."]
["Specific entropy "]
[" sV_p",1,"psi",null,null,{"$f":"sV_p(B44)","v":1.9776246796445243},"btu/(lb F)","Saturated vapour entropy"]
[" sL_p",1,"psi",null,null,{"$f":"sL_p(B45)","v":0.13263149847209779},"btu/(lb F)","Saturated liquid entropy"]
[" sV_T",50,"deg F",null,null,{"$f":"sV_T(B46)","v":2.1256916787390598},"btu/(lb F)","Saturated vapour entropy"]
[" sL_T",100,"deg F",null,null,{"$f":"sL_T(B47)","v":0.12961445130558455},"btu/(lb F)","Saturated liquid entropy"]
[" s_pT",1,"psi",50,"deg F",{"$f":"s_pT(B48,D48)","v":3.6085933900856779E-2},"btu/(lb F)","Specific entropy as a function of pressure and temperature (Returns saturated vapour entalpy if mixture.)"]
[" s_ph",10,"psi",100,"btu/lb",{"$f":"s_ph(B49,D49)","v":0.18512524760110738},"btu/(lb F)","Specific entropy as a function of pressure and enthalpy"]
["Specific internal energy "]
[" uV_p",1,"psi",null,null,{"$f":"uV_p(B51)","v":1043.7238674299194},"btu/lb","Saturated vapour internal energy"]
[" uL_p",1,"psi",null,null,{"$f":"uL_p(B52)","v":69.725252937044104},"btu/lb","Saturated liquid internal energy"]
[" uV_T",100,"deg F",null,null,{"$f":"uV_T(B53)","v":1043.1803048366698},"btu/lb","Saturated vapour internal energy"]
[" uL_T",100,"deg F",null,null,{"$f":"uL_T(B54)","v":68.034148512814212},"btu/lb","Saturated liquid internal energy"]
[" u_pT",1,"psi",100,"deg F",{"$f":"u_pT(B55,D55)","v":68.034131602610202},"btu/lb","Specific internal energy as a function of pressure and temperature."]
[" u_ph",1,"psi",1000,"btu/lb",{"$f":"u_ph(B56,D56)","v":944.56709503461354},"btu/lb","Specific internal energy as a function of pressure and enthalpy"]
[" u_ps",1,"psi",1,"btu/(lb F)",{"$f":"u_ps(B57,D57)","v":527.62164375518705},"btu/lb","Specific internal energy as a function of pressure and entropy."]
["Specific isobaric heat capacity "]
[" CpV_p",1,"psi",null,null,{"$f":"CpV_p(B59)","v":0.4610466176319381},"btu/(lb F)","Saturated vapour heat capacity "]
[" CpL_p",1,"psi",null,null,{"$f":"CpL_p(B60)","v":0.99809613194003055},"btu/(lb F)","Saturated liquid heat capacity "]
[" CpV_T",100,"deg F",null,null,{"$f":"CpV_T(B61)","v":0.46071413521990223},"btu/(lb F)","Saturated vapour heat capacity "]
[" CpL_T",100,"deg F",null,null,{"$f":"CpL_T(B62)","v":0.9981101482481709},"btu/(lb F)","Saturated liquid heat capacity "]
[" Cp_pT",1,"psi",100,"deg F",{"$f":"Cp_pT(B63,D63)","v":0.99810994311651391},"btu/(lb F)","Specific isobaric heat capacity as a function of pressure and temperature."]
[" Cp_ph",100,"psi",200,"btu/lb",{"$f":"Cp_ph(B64,D64)","v":1.010383515186803},"btu/(lb F)","Specific isobaric heat capacity as a function of pressure and enthalpy"]
[" Cp_ps",100,"psi",{"$f":"F49","v":0.18512524760110738},"btu/(lb F)",{"$f":"Cp_ps(B65,D65)","v":0.99831685085166899},"btu/(lb F)","Specific isobaric heat capacity as a function of pressure and entropy."]
["Specific isochoric heat capacity "]
[" CvV_p",1,"psi",null,null,{"$f":"CvV_p(B67)","v":0.3473815118397266},"btu/(lb F)","Saturated vapour isochoric heat capacity"]
[" CvL_p",1,"psi",null,null,{"$f":"CvL_p(B68)","v":0.97419487072272337},"btu/(lb F)","Saturated liquid isochoric heat capacity"]
[" CvV_T",100,"deg F",null,null,{"$f":"CvV_T(B69)","v":0.3471349756795683},"btu/(lb F)","Saturated vapour isochoric heat capacity"]
[" CvL_T",100,"deg F",null,null,{"$f":"CvL_T(B70)","v":0.97523713984845961},"btu/(lb F)","Saturated liquid isochoric heat capacity"]
[" Cv_pT",1,"psi",100,"deg F",{"$f":"Cv_pT(B71,D71)","v":0.97523690155523191},"btu/(lb F)","Specific isochoric heat capacity as a function of pressure and temperature."]
[" Cv_ph",100,"psi",200,"btu/lb",{"$f":"Cv_ph(B72,D72)","v":0.88674221718338608},"btu/(lb F)","Specific isochoric heat capacity as a function of pressure and enthalpy"]
[" Cv_ps",100,"psi",{"$f":"D65","v":0.18512524760110738},"btu/(lb F)",{"$f":"Cv_ps(B73,D73)","v":0.95412073194367009},"btu/(lb F)","Specific isochoric heat capacity as a function of pressure and entropy."]
["Speed of sound "]
[" wV_p",1,"psi",null,null,{"$f":"wV_p(B75)","v":1430.0233443387121},"ft/s","Saturated vapour speed of sound"]
[" wL_p",1,"psi",null,null,{"$f":"wL_p(B76)","v":5016.1265905500759},"ft/s","Saturated liquid speed of sound"]
[" wV_T",100,"deg F",null,null,{"$f":"wV_T(B77)","v":1427.980732399066},"ft/s","Saturated vapour speed of sound"]
[" wL_T",100,"deg F",null,null,{"$f":"wL_T(B78)","v":5010.5240656699543},"ft/s","Saturated liquid speed of sound"]
[" w_pT",1,"psi",100,"deg F",{"$f":"w_pT(B79,D79)","v":5010.5258732811444},"ft/s","Speed of sound as a function of pressure and temperature."]
[" w_ph",100,"psi",100,"btu/lb",{"$f":"w_ph(B80,D80)","v":5090.5177966055244},"ft/s","Speed of sound as a function of pressure and enthalpy"]
[" w_ps",100,"psi",{"$f":"D73","v":0.18512524760110738},"btu/(lb F)",{"$f":"w_ps(B81,D81)","v":5090.9193656722355},"ft/s","Speed of sound as a function of pressure and entropy."]
["Dynamic Viscosity"]
["Viscosity is not part of IAPWS Steam IF97. Equations from \"\"Revised Release on the IAPWS Formulation 1985 for the Viscosity of Ordinary Water Substance\"\", 2003 are used."]
["Viscosity in the mixed region (4) is interpolated according to the density. This is not true since it will be two fases."]
[" my_pT",1,"psi",100,"deg F",{"$f":"my_pT(B85,D85)","v":1.6478178107529025},"lb/ft/hr","Viscosity as a function of pressure and temperature."]
[" my_ph",100,"psi",100,"btu/lb",{"$f":"my_ph(B86,D86)","v":1.2111188734075722},"lb/ft/hr","Viscosity as a function of pressure and enthalpy"]
[" my_ps",100,"psi",{"$f":"D81","v":0.18512524760110738},"btu/(lb F)",{"$f":"my_ps(B87,D87)","v":1.2081795712174075},"lb/ft/hr","Viscosity as a function of pressure and entropy."]
["Prandtl"]
["Calcualted as Cp*my/tc"]
[" pr_pT",1,"psi",200,"deg F",{"$f":"pr_pT(B90,D90)","v":0.97012024380540329},"-"]
[" pr_ph",1,"psi",0.19,"btu/lb",{"$f":"pr_ph(B91,D91)","v":13.405629376747422},"-"]
["Thermal Conductivity"]
["Revised release on the IAPS Formulation 1985 for the Thermal Conductivity of ordinary water substance (IAPWS 1998)"]
[" tcL_p",1,"psi",null,null,{"$f":"tcL_p(B94)","v":0.36222613868369979},"btu/(h*ft*F)","Saturated vapour thermal conductivity"]
[" tcV_p",1,"psi",null,null,{"$f":"tcV_p(B95)","v":1.1197748930408077E-2},"btu/(h*ft*F)","Saturated liquid thermal conductivity"]
[" tcL_T",50,"deg F",null,null,{"$f":"tcL_T(B96)","v":0.33622668208052353},"btu/(h*ft*F)","Saturated vapour thermal conductivity"]
[" tcV_T",50,"deg F",null,null,{"$f":"tcV_T(B97)","v":9.9463765547369021E-3},"btu/(h*ft*F)","Saturated liquid thermal conductivity"]
[" tc_pT",1,"psi",50,"deg F",{"$f":"tc_pt(B98,D98)","v":0.33622852115403534},"btu/(h*ft*F)","Thermal conductivity as a function of pressure and temperature."]
[" tc_ph",1,"psi",100,"btu/(lb F)",{"$f":"tc_ph(B99,D99)","v":2.0136752000970422E-2},"btu/(h*ft*F)","Thermal conductivity as a function of pressure and enthalpy"]
[" tc_hs",100,"btu/lb",{"$f":"D73","v":0.18512524760110738},"btu/(lb F)",{"$f":"tc_hs(B100,D100)","v":0.37348196102713527},"btu/(h*ft*F)","Thermal conductivity as a function of enthalpy and entropy"]
["Surface Tension"]
["IAPWS Release on Surface Tension of Ordinary Water Substance, September 1994"]
[" st_T",100,"deg F",null,null,{"$f":"st_T(B104)","v":5.3422775305155355E-3},"lb/ft","Surface tension for two phase water/steam as a function of T"]
[" st_p",1,"psi",null,null,{"$f":"st_p(B104)","v":4.7830973201098753E-3},"lb/ft","Surface tension for two phase water/steam as a function of T"]
["Vapour fraction"]
[" x_ph",1,"psi",1000,"btu/lb",{"$f":"x_ph(B106,D106)","v":0.89819618742791218},null,"Vapour fraction as a function of pressure and enthalpy"]
[" x_ps",1,"psi",4,"btu/(lb F)",{"$f":"x_ps(B107,D107)","v":1},null,"Vapour fraction as a function of pressure and entropy."]
["Vapour Volume Fraction"]
["Observe that vapour volume fraction is very sensitive. Vapour volume is about 1000 times greater than liquid volume and therfore vapour volume fraction"]
["gets close to the accurancy of steam IF-97"]
[" vx_ph",1,"psi",418,"btu/lb",{"$f":"vx_ph(B111,D111)","v":0.99990450365888783},null,"Vapour volume fraction as a function of pressure and enthalpy"]
[" vx_ps",1,"psi",4,"btu/(lb F)",{"$f":"vx_ps(B112,D112)","v":1},null,"Vapour volume fraction as a function of pressure and entropy."]
["Copy Rights: Not to be copied or distributed without specific permission from Inveno Engineering LLC; kelly.paffel@invenoeng.com"]