To make these cadmium telluride cells, a thin layer of cadmium chloride is applied to the solar cell, and then heated up in a furnace. This is considered the activation process, Major said, helping boost a cell’s efficiency from around 1 percent to as much as 20 percent.
生产碲化镉电池需要给太阳能电池添加一层薄薄的氯化镉,然后在炉中加热。梅杰说,这个环节被视为激活过程,可以有效推动电池的效率从大约1%提高到20%。
In a bid to find a safer alternative, Major and his team first looked at sodium chloride, but found the efficiency was about half of cadmium chloride. Another option was difluorochloromethane but that has been linked to ozone depletion and its use has been restricted by international agreements.
寻找更安全的替代材料时,梅杰和他的团队最初考虑的是氯化钠,但他们发现它的效率大约只有氯化镉的一半。另一种选择是氯二氟甲烷,但它跟臭氧层枯竭有关,已被国际协议限制使用。
They then turned to magnesium chloride and found that it was just as efficient was comparable and could be applied without any expensive safety equipment.
然后,他们转向氯化镁,发现这种物质的效率完全可以跟氯化镉相媲美,而且不需要昂贵的安全设备。
Major said magnesium chloride isn’t being used at the moment, but was hopeful it “would be taken up by research and hopefully by industry once this work is publicized.”
【豆腐卤水有望降低太阳能成本】相关文章:
最新
2020-09-15
2020-09-15
2020-09-15
2020-09-15
2020-09-15
2020-09-15