• Air cooler sizing and rating (ht.air_cooler)
  • Ft_aircooler()
  • air_cooler_noise_GPSA()
  • air_cooler_noise_Mukherjee()
  • dP_ESDU_high_fin()
  • dP_ESDU_low_fin()
  • h_Briggs_Young()
  • h_ESDU_high_fin()
  • h_ESDU_low_fin()
  • h_Ganguli_VDI()
• Flow boiling (ht.boiling_flow)
  • Chen_Bennett()
  • Chen_Edelstein()
  • Lazarek_Black()
  • Li_Wu()
  • Liu_Winterton()
  • Sun_Mishima()
  • Thome()
  • Yun_Heo_Kim()
• Nucleic boiling and critical heat flux (ht.boiling_nucleic)
  • Bier()
  • Cooper()
  • Forster_Zuber()
  • Gorenflo()
  • HEDH_Montinsky()
  • HEDH_Taborek()
  • McNelly()
  • Montinsky()
  • Rohsenow()
  • Serth_HEDH()
  • Stephan_Abdelsalam()
  • Zuber()
  • h_nucleic()
  • h_nucleic_methods()
  • qmax_boiling()
  • qmax_boiling_methods()
• Boiling in plate and frame exchangers (ht.boiling_plate)
  • h_boiling_Amalfi()
  • h_boiling_Han_Lee_Kim()
  • h_boiling_Huang_Sheer()
  • h_boiling_Lee_Kang_Kim()
  • h_boiling_Yan_Lin()
• Condensation (ht.condensation)
  • Akers_Deans_Crosser()
  • Boyko_Kruzhilin()
  • Cavallini_Smith_Zecchin()
  • Nusselt_laminar()
  • Shah()
  • h_kinetic()
• Conduction and shape factors (ht.conduction)
  • R_cylinder()
  • R_to_k()
  • R_value_to_k()
  • S_isothermal_pipe_eccentric_to_isothermal_pipe()
  • S_isothermal_pipe_normal_to_plane()
  • S_isothermal_pipe_to_isothermal_pipe()
  • S_isothermal_pipe_to_plane()
  • S_isothermal_pipe_to_two_planes()
  • S_isothermal_sphere_to_plane()
  • cylindrical_heat_transfer()
  • k_to_R()
  • k_to_R_value()
  • k_to_thermal_resistivity()
  • thermal_resistivity_to_k()
• External convection (ht.conv_external)
  • Nu_cylinder_Churchill_Bernstein()
  • Nu_cylinder_Fand()
  • Nu_cylinder_McAdams()
  • Nu_cylinder_Perkins_Leppert_1962()
  • Nu_cylinder_Perkins_Leppert_1964()
  • Nu_cylinder_Sanitjai_Goldstein()
  • Nu_cylinder_Whitaker()
  • Nu_cylinder_Zukauskas()
  • Nu_external_cylinder()
  • Nu_external_cylinder_methods()
  • Nu_external_horizontal_plate()
  • Nu_external_horizontal_plate_methods()
  • Nu_horizontal_plate_laminar_Baehr()
  • Nu_horizontal_plate_laminar_Churchill_Ozoe()
  • Nu_horizontal_plate_turbulent_Kreith()
  • Nu_horizontal_plate_turbulent_Schlichting()
• Free convection to immersed bodies (ht.conv_free_immersed)
  • Nu_coil_Xin_Ebadian()
  • Nu_free_horizontal_plate()
  • Nu_free_horizontal_plate_methods()
  • Nu_free_vertical_plate()
  • Nu_free_vertical_plate_methods()
  • Nu_horizontal_cylinder()
  • Nu_horizontal_cylinder_Churchill_Chu()
  • Nu_horizontal_cylinder_Kuehn_Goldstein()
  • Nu_horizontal_cylinder_Morgan()
  • Nu_horizontal_cylinder_methods()
  • Nu_horizontal_plate_McAdams()
  • Nu_horizontal_plate_Rohsenow()
  • Nu_horizontal_plate_VDI()
  • Nu_sphere_Churchill()
  • Nu_vertical_cylinder()
  • Nu_vertical_cylinder_Al_Arabi_Khamis()
  • Nu_vertical_cylinder_Carne_Morgan()
  • Nu_vertical_cylinder_Eigenson_Morgan()
  • Nu_vertical_cylinder_Griffiths_Davis_Morgan()
  • Nu_vertical_cylinder_Hanesian_Kalish_Morgan()
  • Nu_vertical_cylinder_Jakob_Linke_Morgan()
  • Nu_vertical_cylinder_Kreith_Eckert()
  • Nu_vertical_cylinder_McAdams_Weiss_Saunders()
  • Nu_vertical_cylinder_Popiel_Churchill()
  • Nu_vertical_cylinder_Touloukian_Morgan()
  • Nu_vertical_cylinder_methods()
  • Nu_vertical_plate_Churchill()
• Free convection to enclosed bodies (ht.conv_free_enclosed)
  • Nu_Nusselt_Rayleigh_Hollands()
  • Nu_Nusselt_Rayleigh_Holling_Herwig()
  • Nu_Nusselt_Rayleigh_Probert()
  • Nu_Nusselt_vertical_Thess()
  • Nu_vertical_helical_coil_Ali()
  • Nu_vertical_helical_coil_Prabhanjan_Rennie_Raghavan()
  • Rac_Nusselt_Rayleigh()
  • Rac_Nusselt_Rayleigh_disk()
• Internal convection (ht.conv_internal)
  • Morimoto_Hotta()
  • Nu_conv_internal()
  • Nu_conv_internal_methods()
  • Nu_laminar_rectangular_Shan_London()
  • helical_turbulent_Nu_Mori_Nakayama()
  • helical_turbulent_Nu_Schmidt()
  • helical_turbulent_Nu_Xin_Ebadian()
  • laminar_Q_const()
  • laminar_T_const()
  • laminar_entry_Baehr_Stephan()
  • laminar_entry_Seider_Tate()
  • laminar_entry_thermal_Hausen()
  • turbulent_Bhatti_Shah()
  • turbulent_Churchill_Zajic()
  • turbulent_Colburn()
  • turbulent_Dipprey_Sabersky()
  • turbulent_Dittus_Boelter()
  • turbulent_Drexel_McAdams()
  • turbulent_ESDU()
  • turbulent_Friend_Metzner()
  • turbulent_Gnielinski()
  • turbulent_Gnielinski_smooth_1()
  • turbulent_Gnielinski_smooth_2()
  • turbulent_Gowen_Smith()
  • turbulent_Kawase_De()
  • turbulent_Kawase_Ulbrecht()
  • turbulent_Martinelli()
  • turbulent_Nunner()
  • turbulent_Petukhov_Kirillov_Popov()
  • turbulent_Prandtl()
  • turbulent_Sandall()
  • turbulent_Sieder_Tate()
  • turbulent_Webb()
  • turbulent_entry_Hausen()
  • turbulent_von_Karman()
• Convection to jacketed vessels (ht.conv_jacket)
  • Lehrer()
  • Stein_Schmidt()
• Convection to packed beds (ht.conv_packed_bed)
  • Nu_Achenbach()
  • Nu_KTA()
  • Nu_Wakao_Kagei()
  • Nu_packed_bed_Gnielinski()
• Convection to Plate Heat Exchangers (single-phase) (ht.conv_plate)
  • Nu_plate_Khan_Khan()
  • Nu_plate_Kumar()
  • Nu_plate_Martin()
  • Nu_plate_Muley_Manglik()
• Convection with supercritical fluids (ht.conv_supercritical)
  • Nu_Bishop()
  • Nu_Bringer_Smith()
  • Nu_Gorban()
  • Nu_Griem()
  • Nu_Gupta()
  • Nu_Jackson()
  • Nu_Kitoh()
  • Nu_Krasnoshchekov()
  • Nu_Krasnoshchekov_Protopopov()
  • Nu_McAdams()
  • Nu_Mokry()
  • Nu_Ornatsky()
  • Nu_Petukhov()
  • Nu_Shitsman()
  • Nu_Swenson()
  • Nu_Xu()
  • Nu_Yamagata()
  • Nu_Zhu()
• Heat transfer and pressure drop across tube bundles (ht.conv_tube_bank)
  • ESDU_tube_angle_correction()
  • ESDU_tube_row_correction()
  • Nu_ESDU_73031()
  • Nu_Grimison_tube_bank()
  • Nu_HEDH_tube_bank()
  • Nu_Zukauskas_Bejan()
  • Zukauskas_tube_row_correction()
  • baffle_correction_Bell()
  • baffle_leakage_Bell()
  • bundle_bypassing_Bell()
  • dP_Kern()
  • dP_Zukauskas()
  • laminar_correction_Bell()
  • unequal_baffle_spacing_Bell()
• Non boiling and non condensing two-phase heat transfer (ht.conv_two_phase)
  • Aggour()
  • Davis_David()
  • Elamvaluthi_Srinivas()
  • Groothuis_Hendal()
  • Hughmark()
  • Knott()
  • Kudirka_Grosh_McFadden()
  • Martin_Sims()
  • Ravipudi_Godbold()
  • h_two_phase()
  • h_two_phase_methods()
• Miscellaneous utilities (ht.core)
  • LMTD()
  • countercurrent_hx_temperature_check()
  • fin_efficiency_Kern_Kraus()
  • is_heating_property()
  • is_heating_temperature()
  • wall_factor()
  • wall_factor_Nu()
  • wall_factor_fd()
• Heat exchanger sizing and rating (ht.hx)
  • DBundle_for_Ntubes_HEDH()
  • DBundle_for_Ntubes_Phadkeb()
  • DBundle_min()
  • D_baffle_holes()
  • D_for_Ntubes_VDI()
  • F_LMTD_Fakheri()
  • L_unsupported_max()
  • NTU_from_P_E()
  • NTU_from_P_G()
  • NTU_from_P_H()
  • NTU_from_P_J()
  • NTU_from_P_basic()
  • NTU_from_P_plate()
  • NTU_from_UA()
  • NTU_from_effectiveness()
  • Ntubes()
  • Ntubes_HEDH()
  • Ntubes_Perrys()
  • Ntubes_Phadkeb()
  • Ntubes_VDI()
  • P_NTU_Pc()
  • P_NTU_Pp()
  • P_NTU_method()
  • UA_from_NTU()
  • baffle_thickness()
  • calc_Cmax()
  • calc_Cmin()
  • calc_Cr()
  • effectiveness_NTU_method()
  • effectiveness_from_NTU()
  • shell_clearance()
  • size_bundle_from_tubecount()
  • temperature_effectiveness_TEMA_E()
  • temperature_effectiveness_TEMA_G()
  • temperature_effectiveness_TEMA_H()
  • temperature_effectiveness_TEMA_J()
  • temperature_effectiveness_air_cooler()
  • temperature_effectiveness_basic()
  • temperature_effectiveness_plate()
• Database of insulating and refractory material properties (ht.insulation)
  • ASHRAE_k()
  • Cp_material()
  • k_material()
  • nearest_material()
  • refractory_VDI_Cp()
  • refractory_VDI_k()
  • rho_material()
• Support for Numba (ht.numba)
  • Numpy Support
• Heat transfer by radiation (ht.radiation)
  • blackbody_spectral_radiance()
  • grey_transmittance()
  • q_rad()
  • solar_spectrum()
• Support for numpy arrays (ht.vectorized)