Solar Water Heater Energy-Efficiency [2017/1/12 8:50:25]
| For a solar water heating system, using the solar energy factor (SEF) and solar fraction (SF) to determine its energy efficiency.
Thesolar energy factor is defined as the energy delivered b... |
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Типы солнечных водонагревателей [2017/1/12 8:49:44]
| Солнечные водонагреватели могут быть активного или пассивного типов. Активная система использует электрический насос для циркуляции жидкости через коллектор; пассивная система не имеет насоса и пол... |
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Solar Water Heaters and Their Components [2016/9/21 9:42:26]
| Solar water heaters are devices that use energy from the sun to heat water. Solar water heating is used around the world.
It... |
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Highly efficient absorber surfaces [2016/8/22 14:52:02]
| Absorbers are usually black, as dark surfaces demonstrate a particularly high degree of light absorption. The level of absorption indicates the amount of short-wave solar radiation being absorbed t... |
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Sketch of a heat pipe collector [2016/7/15 8:38:11]
| In this type of vacuum collector, the absorber strip is located in an evacuated and pressure proof glass tube. The heat transfer fluid flows through the absorber directly in a U-tube or in counterc... |
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Sketch of a flat-plate collector [2016/6/13 9:36:53]
| A flat-plate collector consists of an absorber, a transparent cover, a frame, and insulation. Usually an iron-poor solar safety glass i... |
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