【摘要】 结合光照特点，通过对太阳能热水器吸热板芯的优化设计，研制出一种高效全铝太阳能热水器吸热板芯。试验表明，它与目前国内较先进的铜铝复合板芯相比，具有以下技术经济指标：集热效率略高于铜铝复合型，制作成本降低了２５～３０％。更多还原

【Abstract】 A high-efficiency all-aluminium sloar energy absorption block for solar energy water-heater was developed through optimization design, combined with the characteristics of sunshine radiation. It has higher heat-collect efficiency and smaller cost than the cupper aluminium complexed block.更多还原