Contents

{
  "tables": {
    "surface_thermal_transmittance": {
      "data_type": "table",
      "notes": "Requires hdd to be defined to be evaluated in code. Never have ground windows or doors.",
      "refs": [
        "NREL Technical Report TP-5500-46861 Tables 19-25"
      ],
      "units": "W_per_m2_K",
      "table": [
        {
          "boundary_condition": "Outdoors",
          "surface": "Wall",
          "formula": "( hdd < 3000) ? 0.994 : ( hdd < 4000) ? 0.9 : ( hdd < 5000 ) ? 0.823 : ( hdd < 6000) ? 0.772 :( hdd < 7000) ? 0.772 : 0.71"
        },
        {
          "boundary_condition": "Outdoors",
          "surface": "RoofCeiling",
          "formula": "( hdd < 3000) ? 0.363 : ( hdd < 4000) ? 0.296 : ( hdd < 5000 ) ? 0.267: ( hdd < 6000) ? 0.227 :( hdd < 7000) ? 0.227 : 0.176"
        },
        {
          "boundary_condition": "Outdoors",
          "surface": "Floor",
          "formula": "( hdd < 3000) ? 3.822 : ( hdd < 4000) ? 3.822 : ( hdd < 5000 ) ? 3.822 : ( hdd < 6000) ? 3.822 :( hdd < 7000) ? 3.822 : 3.822"
        },
        {
          "boundary_condition": "Outdoors",
          "surface": "Window",
          "formula": "( hdd < 3000) ? 4.09 : ( hdd < 4000) ? 3.35 : ( hdd < 7000) ? 2.95 : 2.95"
        },
        {
          "boundary_condition": "Outdoors",
          "surface": "Door",
          "formula": "( hdd < 3000) ? 4.09 : ( hdd < 4000) ? 3.35 : ( hdd < 7000) ? 2.95 : 2.95"
        },
        {
          "boundary_condition": "Ground",
          "surface": "Wall",
          "formula": "( hdd < 3000) ? 0.678 : ( hdd < 4000) ? 0.678 : ( hdd < 7000) ? 0.678 : 0.678"
        },
        {
          "boundary_condition": "Ground",
          "surface": "RoofCeiling",
          "formula": "( hdd < 3000) ? 0.678 : ( hdd < 4000) ? 0.678 : ( hdd < 7000) ? 0.678 : 0.678"
        },
        {
          "boundary_condition": "Ground",
          "surface": "Floor",
          "formula": "( hdd < 7000) ? 0.678 : 0.678"
        }
      ]
    }
  }
}

Version data entries

29 entries across 29 versions & 1 rubygems

Version	Path
openstudio-standards-0.7.0	lib/openstudio-standards/standards/necb/BTAPPRE1980/data/surface_thermal_transmittance.json
openstudio-standards-0.7.0.rc1	lib/openstudio-standards/standards/necb/BTAPPRE1980/data/surface_thermal_transmittance.json
openstudio-standards-0.6.3	lib/openstudio-standards/standards/necb/BTAPPRE1980/data/surface_thermal_transmittance.json
openstudio-standards-0.6.0.rc2	lib/openstudio-standards/standards/necb/BTAPPRE1980/data/surface_thermal_transmittance.json
openstudio-standards-0.6.0.rc1	lib/openstudio-standards/standards/necb/BTAPPRE1980/data/surface_thermal_transmittance.json
openstudio-standards-0.5.0	lib/openstudio-standards/standards/necb/BTAPPRE1980/data/surface_thermal_transmittance.json
openstudio-standards-0.5.0.rc1	lib/openstudio-standards/standards/necb/BTAPPRE1980/data/surface_thermal_transmittance.json
openstudio-standards-0.4.0	lib/openstudio-standards/standards/necb/BTAPPRE1980/data/surface_thermal_transmittance.json
openstudio-standards-0.3.1.rc2	lib/openstudio-standards/standards/necb/BTAPPRE1980/data/surface_thermal_transmittance.json
openstudio-standards-0.3.1.rc1	lib/openstudio-standards/standards/necb/BTAPPRE1980/data/surface_thermal_transmittance.json
openstudio-standards-0.3.0	lib/openstudio-standards/standards/necb/BTAPPRE1980/data/surface_thermal_transmittance.json
openstudio-standards-0.2.17.rc2	lib/openstudio-standards/standards/necb/BTAPPRE1980/data/surface_thermal_transmittance.json
openstudio-standards-0.2.17.rc1	lib/openstudio-standards/standards/necb/BTAPPRE1980/data/surface_thermal_transmittance.json
openstudio-standards-0.2.16	lib/openstudio-standards/standards/necb/BTAPPRE1980/data/surface_thermal_transmittance.json
openstudio-standards-0.2.16.rc2	lib/openstudio-standards/standards/necb/BTAPPRE1980/data/surface_thermal_transmittance.json
openstudio-standards-0.2.16.rc1	lib/openstudio-standards/standards/necb/BTAPPRE1980/data/surface_thermal_transmittance.json
openstudio-standards-0.2.15	lib/openstudio-standards/standards/necb/BTAPPRE1980/data/surface_thermal_transmittance.json
openstudio-standards-0.2.15.pre.rc2	lib/openstudio-standards/standards/necb/BTAPPRE1980/data/surface_thermal_transmittance.json
openstudio-standards-0.2.15.pre.rc1	lib/openstudio-standards/standards/necb/BTAPPRE1980/data/surface_thermal_transmittance.json
openstudio-standards-0.2.14	lib/openstudio-standards/standards/necb/BTAPPRE1980/data/surface_thermal_transmittance.json