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大气压喷泉实验仪

Atmospheric fountain demonstrator
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摘要 设计了大气压喷泉实验仪,通过小水泵将电能转化为水的势能,利用大气压使烧瓶内形成喷泉,烧瓶内的水从玻璃管流下,重力做功转化为水的动能,水冲击固定在微型发电机上的小叶轮,将水的动能转化为电动机的动能,带动微型发电机转动,电磁感应微型发电机又把动能转化为电能,进而演示了能量的转化和守恒的规律. An atmospheric fountain demonstrator was designed.Through a small pump,electrical energy was converted into the potential energy of water.Using atmospheric pressure,the fountain in flask was formed.With the water flowing down along glass tube,gravitational potential was converted into kinetic energy.When water impacted on the small impeller of a micro generator,the kinetic energy of water was converted into the kinetic energy of an electric motor to drive a small generator.The electromagnetic induction generator converted kinetic energy into electric energy.At last,the law of energy conversion and conservation was demonstrated.
作者 张晓红 ZHANG Xiao-hong(No.3 Middle School of Qingyang,Qingyang 745000,China)
机构地区 庆阳第三中学
出处 《物理实验》 2018年第9期62-63,共2页 Physics Experimentation
关键词 喷泉 大气压 动能 势能 电动机 fountain atmospheric pressure kinetic energy potential energy motor
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