Energy Balance of Solar Water Heaters: Thermosyphonic SystemsJoseph Nowarski, 21 בספט׳ 2017 - 75 עמודים Energy balance of domestic thermosyphonic solar water heater in Israel with pipes’ insulation according to national standards. |
מונחים וביטויים נפוצים
150 liters SWH ambient temperature Calculated losses CircEW Circulation Hours circulation pipes CircHX city water cold city water temperature Collector's Energy conservative approach Dagan determined din1 dout1 dout2 Element Formula Resistance energy balance Energy in Water energy losses floors from roof floors under roof Formula Resistance unit Heat Exchange hot water supply hr/d HRcirc Initial heating Input values Inside laminar layer Insulation Ln(dout2/din2 Israel kcal kcal/d kcal/d kcal/d kcal/d,meter kcal/day kcal/hr kcal/m°C,hr din2 kWh/month kWh/y m°C,hr/kcal meter of circulation Month Tc monthkWh need for backup pipe and insulation plastic pipes residential unit solar collector solar energy solar hours solar radiation solar water heaters STHX Storage Tank Average storage tank temperature stratification SupEW SupHX SupM supply pipe located Tank Average Temperature tank temperature Tst Tcirc temperature in circulation thermal insulation Thermal resistance thermosyphonic system tilt angle Transfer in Hot Tsun Tsup water cold water water supply pipe