New root commit.

src/topupopt/solvers/__init__.py

+# -*- coding: utf-8 -*-
+# from . import mvesipp

tests/data/incropera2006_saturated_water.csv

+T_K,p_bar,rho_kg_m3,cp_J_Kg_K,dyn_vis_N_s_m2,kin_vis_m2_s,k_W_m_K,alpha_m2_s,Pr,beta
+273.15,0.00611,1000,4217,0.00175,1.75E-06,0.569,1.34930045055727E-07,12.99,
+275,0.00697,1000,4211,0.001652,1.652E-06,0.574,1.36309665162669E-07,12.22,
+280,0.0099,1000,4198,0.001422,1.422E-06,0.582,1.38637446403049E-07,10.26,
+285,0.01387,1000,4189,0.001225,1.225E-06,0.59,1.40845070422535E-07,8.81,
+290,0.01917,999.000999000999,4184,0.00108,1.08108E-06,0.598,1.43068355640535E-07,7.56,
+295,0.02617,998.003992015968,4180,0.000959,9.60918E-07,0.606,1.45266028708134E-07,6.62,
+300,0.03531,997.008973080758,4179,0.000855,8.57565E-07,0.613,1.471258674324E-07,5.83,
+305,0.04712,995.024875621891,4178,0.000769,7.72845E-07,0.62,1.49138343705122E-07,5.2,
+310,0.06221,993.04865938431,4178,0.000695,6.99865E-07,0.628,1.51363331737674E-07,4.62,
+315,0.08132,991.080277502478,4179,0.000631,6.36679E-07,0.634,1.53076334051208E-07,4.16,
+320,0.1053,989.119683481701,4180,0.000577,5.83347E-07,0.64,1.54794258373206E-07,3.77,
+325,0.1351,987.166831194472,4182,0.000528,5.34864E-07,0.645,1.56237446197991E-07,3.42,
+330,0.1719,984.251968503937,4184,0.000489,4.96824E-07,0.65,1.57839388145316E-07,3.15,
+335,0.2167,982.318271119843,4186,0.000453,4.61154E-07,0.656,1.59533683707597E-07,2.88,
+340,0.2713,979.431929480901,4188,0.00042,4.2882E-07,0.66,1.60902578796562E-07,2.66,
+345,0.3372,976.5625,4191,0.000389,3.98336E-07,0.668,1.63214507277499E-07,2.45,
+350,0.4163,973.709834469328,4195,0.000365,3.74855E-07,0.668,1.63536591179976E-07,2.29,
+355,0.51,970.873786407767,4199,0.000343,3.5329E-07,0.671,1.645939509407E-07,2.14,
+360,0.6209,967.117988394584,4203,0.000324,3.35016E-07,0.674,1.6581394242208E-07,2.02,
+365,0.7514,963.391136801541,4209,0.000306,3.17628E-07,0.677,1.6695794725588E-07,1.91,
+370,0.904,960.614793467819,4214,0.000289,3.00849E-07,0.679,1.67735880398671E-07,1.8,
+373.15,1.0133,957.854406130268,4217,0.000279,2.91276E-07,0.68,1.68347166231918E-07,1.76,
+375,1.0815,956.937799043062,4220,0.000274,2.8633E-07,0.681,1.68636255924171E-07,1.7,
+380,1.2869,953.288846520496,4226,0.00026,2.7274E-07,0.683,1.69537860861335E-07,1.61,
+385,1.5233,949.667616334283,4232,0.000248,2.61144E-07,0.685,1.70440689981096E-07,1.53,
+390,1.794,945.179584120983,4239,0.000237,2.50746E-07,0.686,1.71216796414249E-07,1.47,
+400,2.455,937.207122774133,4256,0.000217,2.31539E-07,0.688,1.72484962406015E-07,1.34,
+410,3.302,928.505106778087,4278,0.0002,2.154E-07,0.688,1.73206171107994E-07,1.24,
+420,4.37,919.117647058823,4302,0.000185,2.0128E-07,0.688,1.73999070199907E-07,1.16,
+430,5.699,909.918107370337,4331,0.000173,1.90127E-07,0.685,1.73820133918264E-07,1.09,

tests/data/isoplus_singlepipes_s1.csv

+DN,S,d_int,d_ext,d_ins,d_cas,k_pipe,k_ins,k_cas,sp,length,p_rated,e_eff,make,ref
+20,1,0.0229,0.0269,0.084,0.09,55,0.024,0.4,1,6,25,1E-05,isoplus,DRE-20-STD
+25,1,0.0291,0.0337,0.084,0.09,55,0.024,0.4,2,6,25,1E-05,isoplus,DRE-25-STD
+32,1,0.0372,0.0424,0.104,0.11,55,0.024,0.4,3,6,25,1E-05,isoplus,DRE-32-STD
+40,1,0.0431,0.0483,0.104,0.11,55,0.024,0.4,4,6,25,1E-05,isoplus,DRE-40-STD
+50,1,0.0545,0.0603,0.119,0.125,55,0.024,0.4,5,6,25,1E-05,isoplus,DRE-50-STD
+65,1,0.0703,0.0761,0.134,0.14,55,0.024,0.4,6,6,25,1E-05,isoplus,DRE-65-STD
+80,1,0.0825,0.0889,0.154,0.16,55,0.024,0.4,7,6,25,1E-05,isoplus,DRE-80-STD
+100,1,0.1071,0.1143,0.1936,0.2,55,0.024,0.4,8,6,25,1E-05,isoplus,DRE-100-STD
+125,1,0.1325,0.1397,0.2182,0.225,55,0.024,0.4,9,6,25,1E-05,isoplus,DRE-125-STD
+150,1,0.1603,0.1683,0.2428,0.25,55,0.024,0.4,10,6,25,1E-05,isoplus,DRE-150-STD
+200,1,0.2101,0.2191,0.3068,0.315,55,0.024,0.4,11,6,25,1E-05,isoplus,DRE-200-STD
+250,1,0.263,0.273,0.3904,0.4,55,0.024,0.4,12,6,25,1E-05,isoplus,DRE-250-STD
+300,1,0.3127,0.3239,0.4396,0.45,55,0.024,0.4,13,6,25,1E-05,isoplus,DRE-300-STD
+350,1,0.3444,0.3556,0.4888,0.5,55,0.024,0.4,14,6,25,1E-05,isoplus,DRE-350-STD
+400,1,0.3938,0.4064,0.548,0.56,55,0.024,0.4,15,6,25,1E-05,isoplus,DRE-400-STD
+450,1,0.4446,0.4572,0.6168,0.63,55,0.024,0.4,16,6,25,1E-05,isoplus,DRE-450-STD
+500,1,0.4954,0.508,0.6962,0.71,55,0.024,0.4,17,6,25,1E-05,isoplus,DRE-500-STD
+600,1,0.5958,0.61,0.7842,0.8,55,0.024,0.4,18,6,25,1E-05,isoplus,DRE-600-STD
+700,1,0.695,0.711,0.8826,0.9,55,0.024,0.4,19,6,25,1E-05,isoplus,DRE-700-STD
+800,1,0.7954,0.813,0.9812,1,55,0.024,0.4,20,6,25,1E-05,isoplus,DRE-800-STD
+900,1,0.894,0.914,1.0796,1.1,55,0.024,0.4,21,6,25,1E-05,isoplus,DRE-900-STD
+1000,1,0.994,1.016,1.178,1.2,55,0.024,0.4,22,6,25,1E-05,isoplus,DRE-1000-STD

tests/data/isoplus_singlepipes_s2.csv

+DN,S,d_int,d_ext,d_ins,d_cas,k_pipe,k_ins,k_cas,sp,length,p_rated,e_eff,make,ref
+20,2,0.0229,0.0269,0.104,0.11,55,0.024,0.4,1,6,25,1E-05,isoplus,DRE-20-RE
+25,2,0.0291,0.0337,0.104,0.11,55,0.024,0.4,2,6,25,1E-05,isoplus,DRE-25-RE
+32,2,0.0372,0.0424,0.119,0.125,55,0.024,0.4,3,6,25,1E-05,isoplus,DRE-32-RE
+40,2,0.0431,0.0483,0.119,0.125,55,0.024,0.4,4,6,25,1E-05,isoplus,DRE-40-RE
+50,2,0.0545,0.0603,0.134,0.14,55,0.024,0.4,5,6,25,1E-05,isoplus,DRE-50-RE
+65,2,0.0703,0.0761,0.154,0.16,55,0.024,0.4,6,6,25,1E-05,isoplus,DRE-65-RE
+80,2,0.0825,0.0889,0.174,0.18,55,0.024,0.4,7,6,25,1E-05,isoplus,DRE-80-RE
+100,2,0.1071,0.1143,0.2182,0.225,55,0.024,0.4,8,6,25,1E-05,isoplus,DRE-100-RE
+125,2,0.1325,0.1397,0.2428,0.25,55,0.024,0.4,9,6,25,1E-05,isoplus,DRE-125-RE
+150,2,0.1603,0.1683,0.2722,0.28,55,0.024,0.4,10,6,25,1E-05,isoplus,DRE-150-RE
+200,2,0.2101,0.2191,0.346,0.355,55,0.024,0.4,11,6,25,1E-05,isoplus,DRE-200-RE
+250,2,0.263,0.273,0.4396,0.45,55,0.024,0.4,12,6,25,1E-05,isoplus,DRE-250-RE
+300,2,0.3127,0.3239,0.4888,0.5,55,0.024,0.4,13,6,25,1E-05,isoplus,DRE-300-RE
+350,2,0.3444,0.3556,0.548,0.56,55,0.024,0.4,14,6,25,1E-05,isoplus,DRE-350-RE
+400,2,0.3938,0.4064,0.6168,0.63,55,0.024,0.4,15,6,25,1E-05,isoplus,DRE-400-RE
+450,2,0.4446,0.4572,0.6962,0.71,55,0.024,0.4,16,6,25,1E-05,isoplus,DRE-450-RE
+500,2,0.4954,0.508,0.7856,0.8,55,0.024,0.4,17,6,25,1E-05,isoplus,DRE-500-RE
+600,2,0.5958,0.61,0.8826,0.9,55,0.024,0.4,18,6,25,1E-05,isoplus,DRE-600-RE
+700,2,0.695,0.711,0.9812,1,55,0.024,0.4,19,6,25,1E-05,isoplus,DRE-700-RE
+800,2,0.7954,0.813,1.0796,1.1,55,0.024,0.4,20,6,25,1E-05,isoplus,DRE-800-RE
+900,2,0.894,0.914,1.178,1.2,55,0.024,0.4,21,6,25,1E-05,isoplus,DRE-900-RE
+1000,2,0.994,1.016,1.275,1.3,55,0.024,0.4,22,6,25,1E-05,isoplus,DRE-1000-RE

tests/data/isoplus_twinpipes_s1.csv

+DN,S,d_int,d_ext,d_ins,d_cas,k_pipe,k_ins,k_cas,sp,length,p_rated,e_eff,make,ref,pipe_dist
+20,1,0.0229,0.0269,0.119,0.125,55,0.024,0.4,1,6,25,1E-05,isoplus,DRD-20-STD,0.019
+25,1,0.0291,0.0337,0.134,0.14,55,0.024,0.4,2,6,25,1E-05,isoplus,DRD-25-STD,0.019
+32,1,0.0372,0.0424,0.154,0.16,55,0.024,0.4,3,6,25,1E-05,isoplus,DRD-32-STD,0.019
+40,1,0.0431,0.0483,0.154,0.16,55,0.024,0.4,4,6,25,1E-05,isoplus,DRD-40-STD,0.019
+50,1,0.0545,0.0603,0.1936,0.2,55,0.024,0.4,5,6,25,1E-05,isoplus,DRD-50-STD,0.02
+65,1,0.0703,0.0761,0.2182,0.225,55,0.024,0.4,6,6,25,1E-05,isoplus,DRD-65-STD,0.02
+80,1,0.0825,0.0889,0.2428,0.25,55,0.024,0.4,7,6,25,1E-05,isoplus,DRD-80-STD,0.025
+100,1,0.1071,0.1143,0.3068,0.315,55,0.024,0.4,8,6,25,1E-05,isoplus,DRD-100-STD,0.025
+125,1,0.1325,0.1397,0.3904,0.4,55,0.024,0.4,9,6,25,1E-05,isoplus,DRD-125-STD,0.03
+150,1,0.1603,0.1683,0.4396,0.45,55,0.024,0.4,10,6,25,1E-05,isoplus,DRD-150-STD,0.04
+200,1,0.2101,0.2191,0.548,0.56,55,0.024,0.4,11,6,25,1E-05,isoplus,DRD-200-STD,0.045

tests/data/isoplus_twinpipes_s2.csv

+DN,S,d_int,d_ext,d_ins,d_cas,k_pipe,k_ins,k_cas,sp,length,p_rated,e_eff,make,ref,pipe_dist
+20,2,0.0229,0.0269,0.134,0.14,55,0.024,0.4,1,6,25,1E-05,isoplus,DRD-20-RE,0.019
+25,2,0.0291,0.0337,0.154,0.16,55,0.024,0.4,2,6,25,1E-05,isoplus,DRD-25-RE,0.019
+32,2,0.0372,0.0424,0.174,0.18,55,0.024,0.4,3,6,25,1E-05,isoplus,DRD-32-RE,0.019
+40,2,0.0431,0.0483,0.174,0.18,55,0.024,0.4,4,6,25,1E-05,isoplus,DRD-40-RE,0.019
+50,2,0.0545,0.0603,0.2182,0.225,55,0.024,0.4,5,6,25,1E-05,isoplus,DRD-50-RE,0.02
+65,2,0.0703,0.0761,0.2428,0.25,55,0.024,0.4,6,6,25,1E-05,isoplus,DRD-65-RE,0.02
+80,2,0.0825,0.0889,0.2722,0.28,55,0.024,0.4,7,6,25,1E-05,isoplus,DRD-80-RE,0.025
+100,2,0.1071,0.1143,0.346,0.355,55,0.024,0.4,8,6,25,1E-05,isoplus,DRD-100-RE,0.025
+125,2,0.1325,0.1397,0.4396,0.45,55,0.024,0.4,9,6,25,1E-05,isoplus,DRD-125-RE,0.03
+150,2,0.1603,0.1683,0.4888,0.5,55,0.024,0.4,10,6,25,1E-05,isoplus,DRD-150-RE,0.04
+200,2,0.2101,0.2191,0.6168,0.63,55,0.024,0.4,11,6,25,1E-05,isoplus,DRD-200-RE,0.045