沸石是一种多孔矿物材料,近来已被采用作海绵状工业滤料。美国马萨诸塞州纳蒂克的沸石动力公司制造成一种沸石太阳能冰箱。冰箱高1120毫米,宽780毫米,长1220毫米;集热器吸收面积635毫米×1090毫米,冰箱容积0.113立方米;每日能制冰6.8公斤,贮藏温度可降至-2.8℃,连续三天或更多的晴天后,即使持续三天阴雨,仍能继续致冷。 Zeolite is a porous mineral material that has recently been adopted as a spongy industrial filter. Zeolite Power Co., Natick, Mass., Manufactures a zeolite solar refrigerator. Refrigerator height 1120 mm, width 780 mm, length 1220 mm; collector absorption area 635 mm × 1090 mm, refrigerator volume 0.113 cubic meters; daily ice 6.8 kg, storage temperature can be reduced to -2.8 ℃, for three consecutive days Or more after a sunny day, even if it lasted three days of rain, can continue to chill.