WATER-TANK ROOM: Winter-Heating Calculations. Average Insolation & Outdoor Average Temperature 40ø Below Norms ================================================================ DESIGN (FIXED) DATA: -------------------- Count of South-Facing Windows WindowCount: 4 Room internal dimensions (in feet) TankEW: 16.125 TankNS: 14 Lengths (along wall, in feet) Lstud: 0.125 Ldoor: 3 Lsowindow: 4 Lsowinrough: 3.625 Heights (in feet) Hwall: 9.91666667 Hdoor: 6.66666667 Hsowindow: 7.25 Hother: 3.75 Hheader: 0.458333333 Hsillso: 1.08333333 Hplates: 0.375 Depths (in or down, in inches) Dwall: 3.5 Drafter: 7.5 Dslab: 2.5 Dxps: 0 Dripple: 0.25 (incompleteness of foamed insulation) R Values (per inch) Rwood: 1.25 Rplywood: 1.25 Rconcrete: 0.05 Rfoam: 6.9 Rxps: 5.40540541 Rgypsum: 0.9 R Values (total item) Rwindow: 5.88235294 Rshade: 4.99 Rdoor: 7.5 Rinwall: 0.68 Routwall: 0.25 Rinceil: 0.61 Routceil: 0.61 Miscellaneous Factors Rair: 55 (1/.0182) Rearth: 9.2 (effective value of soil contact) S.H.G.C.: 0.51 ACH: 0.110 WinLeakRate: 0.24782 (cubic ft/ft/hr) CONSEQUENT LENGTHS, AREAS, & VOLUME: ------------------------------------ Lew: 16.125 Lns: 14 Perimeter: 60.250 Hstud: 9.54166667 Volume: 2238.68750 Asoglass: 105.12500 Calculated Building-Element R and A/R Values ============================================ GENERIC THROUGH-WALL SECTIONS: ------------------------------ Rwframing: 7.3175 Rwheader: 10.1425 Rwinsul: 25.3675 FLOOR: ------ Rslab: 0.125 Rearth: 9.2 Rfloor: 9.325 Afloor: 225.750 ARfloor: 24.2091153 CEILING: -------- Rinsul: 49.495 Rframing: 11.670 ARframing/unit: 0.00535561268 ARinsul/unit: 0.0189413072 Rceiling: 41.1574802 Aceiling: 225.750 ARceiling: 5.48502967 ENTRANCE: --------- Astuds: 4.11458333 Acripple: 0.333333334 Lentry: 3.500 Aplate: 0.437500 Aframing: 4.88541666 Aheader: 1.48958333 Adoor: 20.0000000 Aentry: 34.7083333 Ainsul: 8.3333333 Rdoor: 7.5 (bought) ARdoor: 2.66666667 Rwframing: 7.3175 ARframing: 0.667634665 Rwheader: 10.1425 ARheader: 0.1468655 Rwinsul: 25.3675 ARinsul: 0.328504319 ARentry: 3.80967116 PLAIN WALL: ----------- ARinsul/unit: 0.036956736 ARstuds/unit: 0.667634665 Rwallperse: 21.9790343 Lwall: 26.750 Awallperse: 255.239583 ARwallperse: 11.6128661 Aplates: 10.031250 Rplates: 7.3175 ARplates: 1.37085753 ARwall: 12.9837236 WALL TO HOUSE: -------------- Rhousewall: 20.431029 Ahousewall: 138.833333 ARhousewall: 6.79521981 SOUTH WINDOWS: -------------- (per window) Arough: 26.28125 Astuds: 3.27604166 Acripple: 0.213541668 Asill: 0.484375 Aplates: 1.500 Aframing: 5.47395833 Aheader: 1.77604167 Awindow: 39.6666667 Ainsul: 6.1354167 Rwframing: 7.3175 ARframing: 0.748064001 Rwinsul: 25.3675 ARinsul: 0.241861307 Rwheader: 10.1425 ARheader: 0.175108866 Rwindow (no shade): 5.88235294 ARwindow: 4.4678125 (all) ARday: 22.5313867 HEAT CALCULATIONS: ================== LOSSES: ------- Parameters: ----------- Tin: 46.5 Tout: -16 deltaT: 62.5 AR Values: ---------- Floor: 24.2 Ceiling: 5.5 Entry: 3.8 Wall: 13.0 South Windows: 22.5 ................... Whole House: 69.0 Conduction Losses: ------------------ Floor: 36314 Ceiling: 8228 Entry: 5715 Wall: 19476 South Glass 33797 ..................... Whole House: 103528 Infiltration Loss: -------------------- Volume: 2238.68750 ACH: 0.110 Hourly Inflow: 246.255625 Daily Inflow: 5910.13500 Rair: 55 (1/.0182) Qair: 6716.06251 All Losses: ------------------ Conduction: 103528 Infiltration: 6716 ..................... HEAT LOSS 110244 GAINS: ------ Windowed Area: 105.12500 Average Insolation: 635 Gross Sun Gain: 66754.3750 SHGC: 0.51 Net Sun Gain: 34044.7313 Thouse: 64 (average house inside temperature) House-Wall Gain: 2853.99232 Twater: 50 (average well-water temperature) Water-Inflow Gain: 2920.7500 Internal 2854 House Wall: 2854 Well Water: 2921 Insolation: 34045 gain: 34045+ loss: 33797- net: 248+ ..................... HEAT GAIN 39819 BALANCE: -------- Losses: 110244- Gains: 39819+ ...................... BALANCE 70425 (IF average room temperature = 46.5ø) ==========================