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zi xing che ce gong yi de yan zhi
Author(s): 
Pages: 16-20
Year: Issue:  3
Journal: Journal of Shaanxi University of Science and Technology(Natural Science Edition)

Keyword:  自行车电阻应变片曲柄平均功率主要问题积分器测定功率传感器测试仪器行积分;
Abstract: 本文主要采用了以应变片为传感器,应变片贴在自行车的曲柄上,当人登车时,曲柄受力,反应在应变片上则发生正比干登力的微应变,经过积分器进行积分以此求出自行车的平均功率。该仪器的优点是可以实测自行车的相对功率,存在的主要问题是仪器显示的数字为功率相对值,今后有待改进为显示绝对功率数值。
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